Method of making a suspender pant column

Abstract

This invention relates to a method for manufacturing a suspender post, comprising: providing a lower flange plate; welding a first transverse stiffening plate, a second transverse stiffening plate, a longitudinal stiffening plate, and a web plate to the inner side of the lower flange plate; providing a first top plate and welding it to the side ends of the lower flange plate and the web plate; welding a base plate to the side ends of the lower flange plate, the second transverse stiffening plate, and the web plate; assembling a base cover plate at the opening of the trouser base formed by the second transverse stiffening plate, the web plate, and the base plate; assembling a first trouser leg cover plate at the opening of the trouser leg space formed by the second transverse stiffening plate, the two web plates, and the first top plate; welding a base ring plate to the outer peripheral wall of the trouser base; assembling a stiffening plate assembly between the base plate and the base ring plate; and installing a suspender structure on the outer side of the first top plate. This invention's method for manufacturing a suspender post reduces the number of component turning and moving operations, improves work efficiency, and the reasonable welding sequence reduces component welding deformation and saves manufacturing costs.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of steel structure manufacturing and processing, in particular to a manufacturing method of a hanging belt column. BACKGROUND

[0002] With the increasingly improved steel structure construction and building technology, in order to ensure the structural bearing capacity, the steel column joint design is increasingly novel, the structure is increasingly complex, and the steel structure processing is more and more difficult. Most of the joints are designed and applied in engineering for the first time, and there is no reference in the processing process. The processing technology of the hanging belt column is still in the exploratory stage, and it is difficult to produce and difficult to guarantee the welding quality.

[0003] As the main force component of the whole structure project, the hanging belt column has many structural parts. The sequence of the parts during assembly affects the production cycle and also affects the welding quality, thereby affecting the structural safety of the whole building. SUMMARY

[0004] The purpose of the present application is to overcome the defects of the prior art, provide a manufacturing method of a hanging belt column, and solve the problems of long production cycle and difficult to guarantee the welding quality of the existing hanging belt column.

[0005] The technical scheme for realizing the above object is: a manufacturing method of a sling pants column, comprising the following steps: providing a lower flange plate (101) having a hollow part; providing a first transverse stiff plate (102) and a second transverse stiff plate (103), assembling and welding the first transverse stiff plate (102) and the second transverse stiff plate (103) at predetermined positions on the lower flange plate (101); providing two longitudinal stiff plates (104), supporting two ends of the longitudinal stiff plates (104) between the first transverse stiff plate (102) and the second transverse stiff plate (103), and assembling and welding side ends of the two longitudinal stiff plates (104) with edges of the hollow part, respectively; providing two webs (105), assembling and welding the two webs (105) with two side edges of the lower flange plate (101), respectively, to form leg spaces; providing a first top plate (106), assembling and welding the first top plate (106) with the lower flange plate (101) and side ends of the two webs (105) to form a waist space; providing a base bottom plate (107), assembling and welding the base bottom plate (107) at the lower flange plate (101), the second transverse stiff plate (103), and side ends of the two webs (105); providing a base cover plate (110), assembling and welding the base cover plate (110) at an opening of a pants base formed by the second transverse stiff plate (103), the two webs (105), and the base bottom plate (107); providing a pants leg first cover plate (111), assembling and welding the pants leg first cover plate (111) at an opening of a pants leg space formed by the second transverse stiff plate (103), the two webs (105), and the first top plate (106); providing a base ring plate (112), assembling and welding the base ring plate (112) on an outer peripheral wall of the pants base, and assembling a stiffener group (113) between the base bottom plate (107) and the base ring plate (112); and providing a sling structure (114), mounting the sling structure (114) on an outer side of the first top plate (106).

[0006] In the manufacturing method of the sling pants column, the partial outer frame of the sling pants column structure is first built by the lower flange plate (101), the first transverse stiff plate (102), the second transverse stiff plate (103), the two webs (105), and the two longitudinal stiff plates (104), and then other components are assembled inside the formed leg spaces, waist spaces, and reserved base spaces, thereby reducing the number of component turnover and movement times, shortening the production cycle, improving the work efficiency, reasonably arranging the welding sequence, reducing the component welding deformation, and saving the manufacturing cost.

[0007] The further improvement of the manufacturing method of the suspender trousers column is characterized in that, before the first leg cover plate (111) is assembled, the following steps are included: a plurality of first waist stiff plates (1111) are assembled and welded on the lower flange plate (101) at the bottom of the waist space; the four sides of a first waist partition plate (1112) are welded and fixed with the first transverse stiff plate (102), the first top plate (106) and the web plate (105) respectively on the first waist stiff plate (1111); a plurality of abdominal stiff plates (1113) are welded on the side wall of the web plate (105) on the first waist partition plate (1112); a second waist partition plate (1114) is assembled and welded on the abdominal stiff plate (1113); and a plurality of second waist stiff plates (1115) are assembled and welded on the second waist partition plate (1114). In the present application, the required components in the leg space are assembled and welded in layers before the first leg cover plate (111) is assembled, so that the work efficiency is improved and the disassembly and repeated welding are reduced.

[0008] In the manufacturing method of the suspender trousers column, before the first leg cover plate (111) is assembled, the following steps are included: a plurality of stiff plates (1116) and inner layer leg cover plates (1117) are assembled and welded in the leg space; and leg interval plates (1118) are assembled and welded between the two longitudinal stiff plates (104). In the present application, a plurality of stiff plates are arranged in the leg space to strengthen the bearing capacity and ensure the bearing capacity of the suspender trousers column structure.

[0009] In the manufacturing method of the suspender trousers column, the assembling of the first leg cover plate (111) at the opening of the leg space surrounded by the second transverse stiff plate (103), the two web plates (105) and the first top plate (106) includes: the four sides of the first leg cover plate (111) are welded and fixed with the second transverse stiff plate (103), the two web plates (105), the first top plate (106) and the side ends of the two longitudinal stiff plates (104). In the present application, the assembling of the first leg cover plate (111) completes the manufacturing and assembling of the waist and leg spaces of the suspender trousers column, and the four sides of the first leg cover plate (111) are welded to realize the effect of closed internal space and protect the internal structure.

[0010] In the manufacturing method of the suspender trousers column, the assembling of the leg interval plate (1118) between the two longitudinal stiff plates (104) includes: a plurality of support bars are arranged between the leg interval plate (1118) and the second transverse stiff plate (103); and the leg interval plate (1118) is welded and fixed with the lower flange plate (101) at the joint. In the present application, the leg interval plate (1118) protects the second transverse stiff plate (103) on the inner side and strengthens the bearing capacity.

[0011] The method for manufacturing the hanging belt trousers column, wherein the assembling of the base cover plate (110) at the trousers base opening formed by the second transverse stiff plate (103), the two webs (105) and the base bottom plate (107) comprises the following steps: assembling and welding the base first stiff plate (108) and the base second stiff plate (109) in the space formed by the second transverse stiff plate (103), the two webs (105) and the base bottom plate (107); and welding and fixing the vertical intersection of the base first stiff plate (108) and the base second stiff plate (109). In the present application, multiple stiff plates are arranged in the base space, which can strengthen the bearing capacity of the base, and the vertically arranged stiff plates can disperse the force, so that the hanging belt trousers column is more stable.

[0012] In the method for manufacturing the hanging belt trousers column, a reserved hole for the inner support stiff plate (115) to pass through is preset on the base second stiff plate (109); the inner support stiff plate (115) is assembled according to the reserved hole on the base second stiff plate (109); and the two ends of the inner support stiff plate (115) are welded and fixed on the second transverse stiff plate (103) and the base bottom plate (107) respectively. In the present application, multiple inner support stiff plates are welded on the base second stiff plate (109), and multiple holes matched with the inner support stiff plates are pre-prepared when the base second stiff plate (109) is manufactured, which can improve the manufacturing efficiency.

[0013] In the method for manufacturing the hanging belt trousers column, the assembling of the base cover plate (110) at the trousers base opening formed by the second transverse stiff plate (103), the two webs (105) and the base bottom plate (107) further comprises the following step: arranging a reserved seam for the base first stiff plate (108) to pass through on the base cover plate (110). In the present application, the base cover plate is arranged at the last sealing when assembled, the assembling sequence is reasonably planned, the welding heat input is reduced, the welding deformation is better controlled, and the continuity and welding quality of all welds are ensured.

[0014] In the method for manufacturing the hanging belt trousers column, the mounting of the hanging belt structure (114) on the outer side of the first top plate (106) comprises the following steps: assembling two irregular boxes (1141) and welding the same side of the two irregular boxes (1141) on the outer side of the first top plate (106); and supporting the two ends of a support rod (1142) on the same side wall of the two irregular boxes (1141) after the two irregular boxes (1141) are welded and fixed. In the present application, the two irregular boxes (1141) constitute the direct bearing component in the hanging belt column, are welded and fixed on the outer side of the first top plate (106), can better conduct the force downward, and are further reinforced and connected by the support rod between the two irregular boxes, so that the hanging belt trousers column structure is more stable. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 Flowchart of the method for manufacturing the invented suspender pants column.

[0016] Figure 2 Sectional view of the inner leg space of the invented suspender pants column 100.

[0017] Figure 3 Sectional view of one embodiment of the invented suspender pants column 100.

[0018] Figure 4 Side view of the invented suspender pants column 100.

[0019] Figure 5 Sectional view of the inner waist space of the invented suspender pants column 100.

[0020] Figure 6 Sectional view of another embodiment of the invented suspender pants column 100.

[0021] Figure 7 Flowchart of the invented method before step S280 is performed.

[0022] Figure 8 Flowchart of step S2100 of the invented method.

[0023] In the drawings: 100, suspender pants column; 101, lower flange plate; 102, first transverse stiffener; 103, second transverse stiffener; 104, longitudinal stiffener; 105, web plate; 106, first top plate; 107, base bottom plate; 108, base first stiffener; 109, base second stiffener; 110, base cover plate; 111, first cover plate of the leg; 1111, first waist stiffener; 1112, first waist partition plate; 1113, abdominal stiffener; 1114, second waist partition plate; 1115, second waist stiffener; 1116, leg stiffener; 1117, inner layer cover plate of the leg; 1118, leg partition plate; 112, base ring plate; 113, set of stiffeners; 114, suspender structure; 1141, irregular box; 1142, support rod; 115, inner support stiffener. DETAILED DESCRIPTION

[0024] The invention is further described below in conjunction with the drawings and specific embodiments.

[0025] In the invented method for manufacturing a suspender pants column, the components with proper sizes and matching each other are obtained by cutting according to the drawings; the welding edges of the components are designed with proper bevels to reduce the filling amount of the deposited metal and the cost while ensuring the welding quality.

[0026] Referring to Figure 1 ,Figure 1 A flow chart of the method for manufacturing the invented suspender pant leg is shown, Figure 2 A cross-sectional view of the invented suspender pant leg 100 inner leg space is shown. The invented method for manufacturing the suspender pant leg comprises the following steps:

[0027] Step S210 is performed: a lower flange plate 101 is provided, which has a hollow part.

[0028] The lower flange plate 101 is an irregular and hollow plate member. Then step S220 is performed.

[0029] Step S220 is performed: a first horizontal stiffener 102 and a second horizontal stiffener 103 are provided, and the first horizontal stiffener 102 and the second horizontal stiffener 103 are assembled and welded at the predetermined positions on the lower flange plate 101.

[0030] The first horizontal stiffener 102 is a rectangular plate member, and the second horizontal stiffener 103 is a rectangular and hollow plate member. Then step S230 is performed.

[0031] Step S230 is performed: two longitudinal stiffeners 104 are provided, and the two ends of the longitudinal stiffeners 104 are supported between the first horizontal stiffener 102 and the second horizontal stiffener 103, and the side ends of the two longitudinal stiffeners 104 are respectively assembled and welded with the edges of the hollow part.

[0032] The two longitudinal stiffeners 104 have the same structure and are respectively assembled with the ports on both sides of the hollow part of the lower flange plate 101. Then step S240 is performed.

[0033] Step S240 is performed: two webs 105 are provided, and the two webs 105 are respectively assembled and welded with the two side edges of the lower flange plate 101, forming a leg space.

[0034] The two webs 105 have the same structure and are respectively assembled and welded on both sides of the lower flange plate 101. Then step S250 is performed.

[0035] Step S250 is performed: a first top plate 106 is provided, and the first top plate 106 is spliced and welded with the side ends of the lower flange plate 101 and the two webs 105, forming a waist space.

[0036] The internal structure of the waist space formed by the first top plate 106, the lower flange plate 101 and the two webs 105 will be described in detail in the following embodiments and will not be described here. Then step S260 is performed.

[0037] Step S260 is performed to provide a base bottom plate 107, which is assembled and welded to the lower flange plate 101, the second transverse stiffener plate 103, and the side ends of the two web plates 105.

[0038] In this embodiment, the base bottom plate 107 is assembled and welded to the lower flange plate 101, the second transverse stiffener plate 103, and the side ends of the two web plates 105 to form a preliminary base structure, and the size of the base bottom plate 107 is larger than the opening formed by the side ends of the lower flange plate 101 and the two web plates 105. Then, step S270 is performed.

[0039] Step S270 is performed to provide a base cover plate 110, which is assembled and welded to the second transverse stiffener plate 103, the two web plates 105, and the opening of the pant base formed by the base bottom plate 107.

[0040] Referring to Figure 6 , a sectional view of another embodiment of the pant column 100 of the present application is shown. In this embodiment, the size of the base cover plate 110 matches the size of the opening formed by the second transverse stiffener plate 103, the two web plates 105, and the base bottom plate 111; the height of the base first stiffener plate 112 is greater than the height of the web plate 105. Then, step S280 is performed.

[0041] Step S280 is performed to provide a leg first cover plate 111, which is assembled and welded to the opening of the leg space formed by the second transverse stiffener plate 103, the two web plates 105, and the first top plate 106.

[0042] In this embodiment, after the leg first cover plate 111 is welded, the leg space and the waist space form a closed structure. Then, step S290 is performed.

[0043] Step S290 is performed to provide a base ring plate 112, which is assembled and welded to the outer peripheral wall of the pant base, and the stiffener plate set 113 is assembled between the base bottom plate 107 and the base ring plate 112.

[0044] Referring to Figure 4 , a side view of the pant column 100 of the present application is shown. In this embodiment, the base ring plate 112 is a rectangular plate member, and the size of the hollow portion of the base ring plate 112 matches the size of the outer peripheral wall of the pant base 110; the stiffener plate set 113 forms a fence structure between the base ring plate 112 and the base cover plate 110. Then, step S2100 is performed.

[0045] Step S2100 is performed to provide a sling structure 114, which is installed on the outside of the first top plate 106.

[0046] The first top plate 106 is located at one end of the leg structure, away from the base structure, i.e. the suspender structure 114 is installed at one end away from the base structure.

[0047] In the embodiment, the assembly precision is controlled within ±3mm, the welding adopts carbon dioxide gas shielded welding gap and welding bevel, and full penetration welding is performed on the required welded joints. The method has the advantages of high welding productivity, low welding cost, small welding deformation and high quality, can reduce the cost, improve the work efficiency and ensure the welding quality.

[0048] Referring to Figure 3 and Figure 5 , Figure 3 shows a cross-sectional view of an embodiment of the suspender pants column 100 of the present application, Figure 5 shows a cross-sectional view of the waist space in the suspender pants column 100 of the present application. In the manufacturing method of the suspender pants column of the present application, before the assembly of the leg first cover plate 111, the following steps are included: sequentially assembling and welding a plurality of waist first stiff plates 1111, a waist first partition plate 1112, an abdominal stiff plate 1113, a waist second partition plate 1114, and a plurality of waist second stiff plates 1115 in the waist space.

[0049] In the embodiment, the waist first partition plate 1112 and the waist first partition plate 1112 divide the waist space into three layers.

[0050] Referring to Figure 5 and Figure 7 , Figure 5 shows a cross-sectional view of the waist space in the suspender pants column structure 100 of the present application, Figure 7 shows a flowchart of step S280 of the present application. In the manufacturing method of the suspender pants column of the present application, before the assembly of the leg first cover plate 111, the following steps are included:

[0051] Step S281 is performed: a plurality of waist first stiff plates 1111 are provided, and the plurality of waist first stiff plates 1111 are assembled and welded on the lower flange plate 101 at the bottom of the waist space.

[0052] Among them, the plurality of waist first stiff plates 1111 are assembled on the lower flange plate 101 in an inclined manner. Then step S282 is performed.

[0053] Step S282 is performed: a waist first partition plate 1112 is provided, and the four sides of the waist first partition plate 1112 are respectively welded and fixed with the first transverse stiff plate 102, the first top plate 106 and the abdominal plate 105 on the upper layer of the waist first stiff plate 1111.

[0054] Among them, the waist first partition plate 1112 is parallel to the lower flange plate 101. Then step S283 is performed.

[0055] Step S283: Provide multiple abdominal stiffening plates 1113, which are welded to the side wall of the abdominal plate 105 on the upper layer of the first lumbar diaphragm 1112.

[0056] Among them, the multiple abdominal neck plates 1113 are parallel and equally spaced, and each abdominal neck plate 1113 has the same structure. Then, step S284 is executed.

[0057] Step S284: Provide a second waist partition 1114, and assemble and weld the second waist partition 1114 on the upper layer of the abdominal neck plate 1113.

[0058] The second diaphragm 1114 in the waist region is parallel to the first diaphragm 1112 in the waist region and the lower flange 101. Then, step S285 is executed.

[0059] Step S285: Provide multiple waist second stiffening plates 1115, and assemble and weld multiple waist second stiffening plates 1115 on the waist second partition 1114.

[0060] See Figure 3 The diagram shows a cross-sectional view of one embodiment of the suspender post structure 100 of the present invention. In this view, the total width of the internal structure of the waist space after the second waist brace 1115 is assembled does not exceed the width of the web plate 105.

[0061] See Figure 5 The image shows a cross-sectional view of the waist space within the suspender post structure 100 of the present invention. In a method for manufacturing a suspender post according to the present invention, before assembling the first leg cover plate 111, the method further includes assembling and welding a leg stiffener plate 1116 and an inner leg cover plate 1117 within the leg space.

[0062] In this embodiment, the leg stiffener 1116 is divided into two groups, one group is assembled near the first transverse stiffener 102, and the other group is assembled near the second transverse stiffener 103; the inner leg cover 1117 is assembled and welded to the inside of the leg space.

[0063] Assemble and weld the trouser leg spacer 1118 between the two longitudinal stiffeners 104.

[0064] The connection method of the trouser leg spacer 1118 will be described in detail below, and will not be repeated here.

[0065] See Figure 6Figure 8 shows a sectional view of another embodiment of the pant column 100 of the present application. In the method for manufacturing the pant column of the present application, the assembling of the first pant leg cover plate 111 at the opening of the pant leg space formed by the second transverse stiffener 103, the two web plates 105 and the first top plate 106 comprises: welding and fixing the four side edges of the first pant leg cover plate 111 to the second transverse stiffener 103, the two web plates 105, the first top plate 106 and the side ends of the two longitudinal stiffeners 104 respectively.

[0066] In the present embodiment, the assembling of the first pant leg cover plate 111 is the last step of the installation of the components of the leg space and the waist space of the pant column.

[0067] In the method for manufacturing the pant column of the present application, the assembling and welding of the pant leg spacing plate 1118 between the two longitudinal stiffeners 104 comprises: arranging a plurality of support bars between the pant leg spacing plate 1118 and the second transverse stiffener 103.

[0068] In the present embodiment, the pant leg spacing plate 1118 is arranged in parallel with the second transverse stiffener 103, and each support bar has the same structure and length.

[0069] The junction of the pant leg spacing plate 1118 and the lower flange plate 101 is welded and fixed.

[0070] In the present embodiment, the pant leg spacing plate 1118 is arranged to be in contact with the lower flange plate 101 and the two longitudinal stiffeners 104.

[0071] In the method for manufacturing the pant column of the present application, before assembling the base cover plate 110 at the opening of the pant base formed by the second transverse stiffener 103, the two web plates 105 and the base bottom plate 107, it comprises: assembling and welding the first base stiffener 108 and the second base stiffener 109 in the space formed by the second transverse stiffener 103, the two web plates 105 and the base bottom plate 107.

[0072] In the present embodiment, the first base stiffener 108 is irregularly shaped, and the width of the first base stiffener 108 is greater than the width of the web plate 105.

[0073] The vertical intersection of the first base stiffener 108 and the second base stiffener 109 is welded and fixed.

[0074] In the present embodiment, two first base stiffeners 108 and one second base stiffener 109 are arranged as the load-bearing components inside the base, which strengthens the load-bearing capacity of the base and ensures the structural safety of the pant column and the building.

[0075] In the method for manufacturing the pant column of the present application, the second base stiffener 109 is further provided with a reserved hole for the inner support stiffener 115 to pass through.

[0076] The diameter of the reserved hole matches the diameter of the inner support stiffener 115.

[0077] The inner support stiffener 115 is assembled according to the reserved hole on the second stiffener 109 of the base.

[0078] In this embodiment, each inner support stiffener 115 has a corresponding reserved hole on the second stiffener 109 of the base.

[0079] The two ends of the inner support stiffener 115 are respectively welded and fixed on the second transverse stiffener 103 and the base bottom plate 107.

[0080] In this embodiment, the inner support stiffener 115 can strengthen the bearing capacity of the base structure.

[0081] In the manufacturing method of the suspender pants column, the base cover plate 110 is assembled at the opening of the pants base formed by the second transverse stiffener 103, the two webs 105, and the base bottom plate 107, and further comprising a reserved seam on the base cover plate 110 for the first stiffener 108 of the base to pass through.

[0082] In this embodiment, the part of the first stiffener 108 of the base passing through the reserved seam and the stiffener group 113 together constitute a fence structure with equal spacing.

[0083] Referring to Figure 4 and Figure 8 , Figure 4 shows a side view of the suspender pants column 100 of the present application, Figure 8 shows a flowchart of step S2100 of the present application, and the manufacturing method of the suspender pants column includes the following steps for installing the suspender structure 114 on the outside of the waist top plate 1205:

[0084] Step S2110: providing two irregular boxes 1141, assembling the combination of the two irregular boxes 1141, and welding the same side of the two irregular boxes 1141 on the outside of the first top plate 106;

[0085] The two irregular boxes 1141 are of the same structure, and after assembly and welding, the two irregular boxes 1141 form. Then step S2120 is executed.

[0086] Step S2120: after the two irregular boxes 1141 are welded and fixed, the two ends of the support rod 1142 are supported on the same side wall of the two irregular boxes 1141.

[0087] In the embodiment, the two irregular box bodies 1141 are connected by the two side walls of the middle part on the same side to form a U-shaped surface, and the support rods 1142 are connected at the two ends of the U-shaped side wall, so that the support rods 1142 reinforce the connection between the two irregular box bodies 1141, make the sling structure 114 more stable, and strengthen the bearing capacity.

[0088] The application is described in detail above in combination with the embodiments of the drawings, and those skilled in the art can make various changes to the application according to the above description. Therefore, some details in the embodiments should not constitute a limitation on the application, and the scope of protection of the application is defined by the appended claims.

Claims

1. A method for manufacturing a suspender-style trouser post, characterized in that, Includes the following steps: A lower flange (101) is provided, wherein the lower flange (101) has a hollow portion; A first transverse stiffener (102) and a second transverse stiffener (103) are provided, and the first transverse stiffener (102) and the second transverse stiffener (103) are assembled and welded to a predetermined position on the lower flange plate (101); Two longitudinal stiffeners (104) are provided, and the two ends of the longitudinal stiffeners (104) are supported between the first transverse stiffener (102) and the second transverse stiffener (103). The side ends of the two longitudinal stiffeners (104) are respectively assembled and welded to the edge of the hollow part. Two web plates (105) are provided, and the two web plates (105) are respectively assembled and welded to the two sides of the lower flange plate (101) to form a leg space; A first top plate (106) is provided, and the first top plate (106) is spliced ​​and welded to the side ends of the lower flange plate (101) and the two web plates (105) to form a waist space; A base plate (107) is provided, and the base plate (107) is assembled and welded to the side ends of the lower flange plate (101), the second transverse stiffener (103) and the two web plates (105); A base cover plate (110) is provided, and the base cover plate (110) is assembled and welded to the opening of the pants base formed by the second transverse stiffener (103), the two web plates (105) and the base bottom plate (107); A first cover plate (111) for trouser legs is provided, and the first cover plate (111) for trouser legs is assembled and welded to the opening of the trouser leg space formed by the second transverse stiffening plate (103), the two web plates (105) and the first top plate (106); A base ring plate (112) is provided, the base ring plate (112) is assembled and welded on the outer peripheral wall of the trouser base, and a stiffening plate assembly (113) is assembled between the base bottom plate (107) and the base ring plate (112). A sling structure (114) is provided and is installed on the outside of the first top plate (106).

2. The method for manufacturing a suspender trouser post according to claim 1, characterized in that, Before assembling the first cover plate (111) of the trouser leg, the following steps are included: Multiple waist first stiffening plates (1111) are provided, and the multiple waist first stiffening plates (1111) are assembled and welded on the lower flange plate (101) at the bottom of the waist space. A first waist partition (1112) is provided, and on the upper layer of the first waist stiffening plate (1111), the four sides of the first waist partition (1112) are welded and fixed to the first transverse stiffening plate (102), the first top plate (106) and the web plate (105) respectively. Multiple abdominal stiffeners (1113) are provided on the upper layer of the first lumbar diaphragm (1112), and multiple abdominal stiffeners (1113) are welded to the side wall of the abdominal plate (105). A second lumbar partition (1114) is provided, and the second lumbar partition (1114) is assembled and welded on the upper layer of the abdominal neck plate (1113). A plurality of second waist stiffeners (1115) are provided on the upper layer of the second waist partition (1114), and the plurality of the second waist stiffeners (1115) are assembled and welded.

3. The method for manufacturing a suspender trouser post according to claim 1, characterized in that, Before assembling the first cover plate (111) of the trouser leg, the following are also included: Assemble and weld the leg stiffener plate (1116) and the inner leg cover plate (1117) within the leg space. A trouser leg spacer (1118) is assembled and welded between the two longitudinal stiffeners (104).

4. The method for manufacturing a suspender post according to claim 1, characterized in that, Assembling the first cover plate (111) of the trouser leg at the opening of the trouser leg space enclosed by the second transverse stiffening plate (103), the two web plates (105), and the first top plate (106) includes: The four sides of the first cover plate (111) of the trouser leg are welded and fixed to the side ends of the second transverse stiffening plate (103), the two web plates (105), the first top plate (106), and the two longitudinal stiffening plates (104).

5. The method for manufacturing a suspender post according to claim 1, characterized in that, Assembling and welding the trouser leg spacer (1118) between the two longitudinal stiffeners (104) includes: Multiple support strips are provided between the trouser leg spacer (1118) and the second transverse stiffener (103); The trouser leg spacer (1118) is welded and fixed at the junction with the lower flange plate (101).

6. The method for manufacturing a suspender trouser post according to claim 1, characterized in that, Before assembling the base cover plate (110) at the opening of the trouser base formed by the second transverse stiffener (103), the two web plates (105), and the base bottom plate (107), the following steps are included: The first base plate (108) and the second base plate (109) are assembled and welded within the space formed by the second transverse stiffening plate (103), the two web plates (105) and the base bottom plate (107). The first stiffening plate (108) and the second stiffening plate (109) of the base are welded and fixed at their vertical intersection.

7. A method for manufacturing a suspender-style trouser post according to claim 6, characterized in that, include: A pre-drilled hole is provided on the second stiffening plate (109) of the base for the inner support stiffening plate (115) to pass through; Assemble the inner support plate (115) according to the reserved hole on the second stiffening plate (109) of the base. The two ends of the inner support plate (115) are welded and fixed to the second transverse support plate (103) and the base plate (107), respectively.

8. A method for manufacturing a suspender post according to claim 1, characterized in that, Before assembling the base cover plate (110) at the opening of the trouser base formed by the second transverse stiffener (103), the two web plates (105) and the base bottom plate (107), it also includes providing a reserved gap on the base cover plate (110) for the first stiffener plate (108) of the base to pass through.

9. A method for manufacturing a suspender-style trouser post according to claim 1, characterized in that, Installing the sling structure (114) on the outside of the first top plate (106) includes the following steps: Two irregular boxes (1141) are provided, the two irregular boxes (1141) are assembled together, and the same side of the two irregular boxes (1141) is welded to the outside of the first top plate (106); After the two irregular boxes (1141) are welded and fixed, the two ends of the support rod (1142) are supported on the same side wall of the two irregular boxes (1141).

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