Quick-release tenon-and-mortise single-column steel bar processing shed and construction method thereof

Abstract

The invention relates to the technical field of steel structure construction, in particular to a quick-release tenon-and-mortise single-column steel bar machining shed and a construction method thereof.The quick-release tenon-and-mortise single-column steel bar machining shed comprises a vertical bearing assembly and a horizontal accessory assembly, and the vertical bearing assembly comprises a first hollow steel column, a second hollow steel column, a shoulder tenon solid steel column and a cantilever beam; the shoulder tenon solid steel column is arranged between the first hollow steel column and the second hollow steel column, and the shoulder tenon solid steel column is connected with the first hollow steel column and the second hollow steel column; the middle of the cantilever beam is connected with the shoulder tenon solid steel column in an inserted mode. Each horizontal accessory assembly comprises second pull rods and protective plates, the two cantilever beams in every two adjacent vertical bearing assemblies are connected through the second pull rods, the second pull rods are arranged in the length direction of the cantilever beams at intervals, and the protective plates are arranged between every two adjacent second pull rods. The reinforcing steel bar processing shed provided by the invention has a larger operation space under the shed, does not need to be welded on a construction site, is simpler and more convenient to disassemble and assemble, and can be recycled.

Description

Technical Field

[0001] The invention relates to the technical field of steel structure construction, in particular to a quick-detachable mortise and tenon single-column steel bar processing shed and a construction method thereof. Background Art

[0002] The steel processing shed is a place where steel is processed on the construction site to provide safety protection for workers. The double-column steel processing shed commonly used on construction sites often requires welding on site, which requires a high level of welding technology for on-site workers. At the same time, this type of processing shed also has the disadvantages of being difficult to build and dismantle, time-consuming, difficult to move, and low turnover rate. In addition, since the double-column steel processing shed has more steel columns, this affects the space utilization rate under the processing shed to a certain extent. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a quick-detachable mortise and tenon single-column steel bar processing shed and a construction method thereof, which is simple to assemble and disassemble, has a large working space under the shed, and can be recycled.

[0004] The technical solution adopted by the present invention to solve its technical problem is: A quick-detachable mortise and tenon single-column steel bar processing shed, comprising a vertical load-bearing component and a horizontal auxiliary component, wherein the vertical load-bearing components are arranged at intervals along the length direction of the steel bar processing shed, and the horizontal auxiliary component is used to connect two adjacent groups of vertical load-bearing components; The vertical load-bearing assembly includes a first hollow steel column, a second hollow steel column, a shoulder-tenon solid steel column and a cantilever beam. The shoulder-tenon solid steel column is placed between the first hollow steel column and the second hollow steel column, and the shoulder-tenon solid steel column is detachably connected to the first hollow steel column and the second hollow steel column respectively; the middle part of the cantilever beam is plugged into the shoulder-tenon solid steel column; The horizontal auxiliary components include a second tie rod and a protective plate. The two cantilever beams in two adjacent groups of vertical load-bearing components are connected by a second tie rod, and the second tie rods are arranged at intervals along the length direction of the cantilever beam. A protective plate is provided between two adjacent second tie rods.

[0005] Compared with the prior art, the present invention has the following beneficial effects: The steel bar processing shed provided by the present invention has a larger operating space under the shed, and the steel bar processing shed of the present invention utilizes a bolt assembly to assemble the first hollow steel column, the second hollow steel column, the shoulder tenon solid steel column and the cantilever beam, without the need for welding operations at the construction site, and disassembly and assembly are simpler and more convenient, so that the steel bar processing shed can be recycled.

[0006] Further, the preferred embodiment adopted by the present invention is: A bottom plate is provided at the lower end of the first hollow steel column, and the bottom plate is connected to the concrete structure through pre-buried anchor bolts; a first connecting plate is provided at the upper end of the first hollow column; The shoulder tenon solid steel column comprises a second connecting plate and a shoulder tenon, the shoulder tenon is placed on the second connecting plate, and the second connecting plate is connected to the first connecting plate by bolts; A third connecting plate is arranged at the bottom of the second hollow steel column, and the third connecting plate is connected to the upper end surface of the shoulder tenon through bolts.

[0007] A mortise is provided at the upper end of the shoulder tenon, and the mortise is a wedge-shaped structure that is larger at the top and smaller at the bottom. A shoulder tenon plate that matches the mortise is provided in the middle of the cantilever beam, and the shoulder tenon plate is plugged into the mortise.

[0008] The cantilever beam comprises two sections of bent steel pipes, each section of the bent steel pipe is in a U-shaped structure to form a semi-open inner cavity, and a web is arranged in the inner cavity; the two sections of the bent steel pipes are connected by a shoulder tenon plate to form a whole.

[0009] The upper end of the second hollow steel column is connected to the two ends of the cantilever beam through the first tension rod.

[0010] The protective plate is a stainless steel microporous diamond mesh.

[0011] The present invention proposes a construction method for a quick-disassembly mortise and tenon single-column steel bar processing shed, which is carried out according to the following steps: S1. Construction preparation: making embedded anchor bolts for connecting the first hollow steel column; S2. Positioning and installation: Position and install the anchor bolts at the predetermined construction location, then pour concrete and wait for the concrete to reach the designed strength; S3, installing the first hollow steel column: hoisting the first hollow steel columns one by one, and connecting the lower end of each first hollow steel column to the concrete structure through a pre-buried anchor bolt; S4, installing the shoulder tenon solid steel column: hanging the shoulder tenon solid steel columns one by one, aligning the lower end of the shoulder tenon solid steel column with the upper end of the first hollow steel column and connecting and fixing them; S5. Install cantilever beams: hoist the cantilever beams one by one, so that the shoulder tenon plates of the cantilever beams are correspondingly inserted into the tenons of the corresponding shoulder tenon solid columns, and the cantilever beams and the shoulder tenon solid columns are connected; S6. Install the second hollow steel column: hoist the second hollow steel column one by one, align the lower end of the second hollow steel column with the upper end of the shoulder tenon solid steel column, and then connect and fix them; S7, installing the first tie rod: installing the first tie rod at both ends of each second hollow steel column and the cantilever beam respectively; S8, installing the second tie rod: installing the second tie rod at intervals between two adjacent cantilever beams along the length direction of the cantilever beams; S9. Install the protective plate: place the edge of the protective plate on the second tie rod and the cantilever beam, and use adhesive to connect the protective plate, the second tie rod and the cantilever beam.

[0012] Compared with the traditional double-column steel shed, the steel shed constructed by the method of the present invention has a larger operating space under the shed, is more flexible during construction, and can better adapt to site conditions; in addition, the method is simple and convenient to construct, the steel shed can be recycled and reused, which reduces material consumption and improves economic benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic diagram of a single frame of the present invention; Figure 3 It is the structure of the first hollow steel column; Figure 4 It is a structural schematic diagram of the lower end of the first hollow steel column; Figure 5 It is a structural diagram of a solid steel column with shoulder tenon; Figure 6 It is a structural schematic diagram of the second hollow steel column; Figure 7 It is a structural diagram of a cantilever beam; Figure 8 yes Figure 7 BB cross-section diagram; Fig. 9 yes Figure 7 A partial enlarged view of Fig.10 is a schematic diagram of the structure of the first pull rod; Fig.11 is a structural schematic diagram of the second tie rod and the cantilever beam connecting plate; Description of reference numerals: 1, first hollow steel column; 101, first connecting plate; 102, lower thin-walled round steel; 103, stiffening plate; 104, bottom plate; 105, nut; 106, spacer; 107, bolt hole 1; 2. Shoulder tenon solid steel column; 201. Second connecting plate; 203. Shoulder tenon; 204. Tenon; 205. Bolt hole 2; 206. Bolt hole 3; 3. Second hollow steel column; 301. Third connecting plate; 302. Upper thin-walled round steel; 303. Bolt hole four; 304. Steel column connecting plate; 305. Bolt hole five; 4. Cantilever beam; 401. Bent steel pipe; 402. Web plate; 403. Shoulder plate; 404. Steel beam connecting plate 1; 405. Steel beam connecting plate 2; 406. Bolt hole 6; 407. Bolt hole 7; 5. first tie rod; 501. first thin-walled round rod; 502. first sealing plate; 503. first tie rod connecting plate; 504. bolt hole eight; 6. Second tie rod; 601. Second thin-walled round rod; 602. Second sealing plate; 603. Second tie rod connecting plate; 604. Bolt hole nine; 7. Protective plate. DETAILED DESCRIPTION

[0014] The present invention is further described below in conjunction with specific embodiments, the purpose of which is only to provide a better understanding of the content of the present invention. Therefore, the examples given do not limit the protection scope of the present invention.

[0015] A quick-detachable mortise and tenon single-column steel bar processing shed consists of vertical load-bearing components and horizontal auxiliary components. The vertical load-bearing components are arranged at equal intervals along the length direction of the steel bar processing shed, and the horizontal auxiliary components are used to connect two adjacent groups of vertical load-bearing components.

[0016] The vertical load-bearing component consists of a first hollow steel column 1, a second hollow steel column 3, a shoulder-tenon solid steel column 2 and a cantilever beam 4, wherein the first hollow steel column consists of a first connecting plate 101, a lower thin-walled round steel 102, a bottom plate 104 and a plurality of stiffening plates 103, the first connecting plate 101 is welded to the upper end of the lower thin-walled round steel 102, a bottom plate 104 is provided at the lower end of the lower thin-walled round steel 102, a plurality of stiffening plates 103 are welded at equal intervals on the upper surface of the bottom plate 104 around the bottom of the lower thin-walled round steel 102, and the inner side elevation of the stiffening plate 103 is welded and fixed to the surface of the lower thin-walled round steel 102.

[0017] The bottom plate 104 is also provided with a plurality of through holes which cooperate with the embedded anchor bolts at circumferential intervals for the upper ends of the embedded anchor bolts to pass through. During installation, the anchor bolts are first embedded in the concrete. After the concrete reaches the strength requirement, the bottom plate 104 is placed above the concrete to ensure that the embedded anchor bolts can pass through the through holes on the bottom plate 104. Then, the bottom plate 104 and the embedded anchor bolts are locked using nuts 105 and gaskets 106.

[0018] A plurality of bolt holes 107 are formed on the circumferential surface of the first connecting plate 101 .

[0019] The shoulder tenon solid steel column 2 is composed of a second connection plate 201 and a shoulder tenon 203. The second connection plate 201 is provided with a bolt hole 205 corresponding to the bolt hole 107 on the first connection plate 101. The bolt hole 107 and the bolt hole 205 are connected by a bolt assembly. The lower end of the shoulder tenon 203 is fixedly welded to the second connection plate 201. The upper end of the shoulder tenon 203 is provided with a tenon 204 along its height direction. The tenon 204 is a wedge-shaped one with a larger top and a smaller bottom, that is, the opening of the shoulder tenon 203 gradually decreases as it approaches the second connection plate 201 from top to bottom; the upper end surface of the shoulder tenon 203 is provided with a bolt hole 3 206.

[0020] The second hollow steel column 3 is composed of a third connecting plate 301 and an upper thin-walled round steel 302. The third connecting plate 301 is provided with bolt holes 303 corresponding to the bolt holes 206 on the shoulder tenon 203. The lower end of the upper thin-walled round steel 302 is welded to the upper surface of the third connecting plate 301. Two steel column connecting plates 304 are welded to the side walls of the upper end of the upper thin-walled round steel 302. The steel column connecting plates 304 are symmetrically arranged on both sides of the upper thin-walled round steel 302. Bolt holes 305 are provided on the steel column connecting plates 304.

[0021] The cantilever beam 4 is composed of two sections of bent steel pipes 401, each section of bent steel pipe 401 is in a U-shaped structure, the U-shaped structure forms a semi-open inner cavity, and the inner cavity is welded with a web 402. The bent steel pipes 401 at both ends are connected by a shoulder tenon plate to form a whole.

[0022] The shoulder tenon plate 403 is a wedge-shaped structure, and the thickness of the shoulder tenon plate 403 gradually decreases from top to bottom. The shoulder tenon plate 403 is adapted to be plugged into the tenon opening 204 .

[0023] A steel beam connecting plate 1 404 and a steel beam connecting plate 2 405 are arranged on the upper part of each section of bent steel pipe 401. The steel beam connecting plate 1 404 is arranged perpendicular to the ground, and the steel beam connecting plate 2 405 is arranged parallel to the ground. The steel beam connecting plate 1 404 is provided with a bolt hole 6 406, and the steel beam connecting plate 2 405 is provided with a bolt hole 7 407.

[0024] Each section of the bent steel bar of the cantilever beam 4 is connected to the second hollow steel column 3 through the first tie rod 5. The first tie rod 5 is composed of a first thin-walled round rod 501, a first cover plate 502 and a first tie rod connecting plate 503. The first thin-walled round rod 501 is welded with a first cover plate 502 at both ends. Two first tie rod connecting plates 503 are welded at intervals on the outside of each first cover plate 502. The first tie rod connecting plates 503 are respectively provided with bolt holes 8 504. The bolt hole 8 504 at one end of the first tie rod 5 is aligned with the bolt hole 6 406 on the steel beam connecting plate 1 404 and connected by a bolt assembly. The bolt hole 8 504 at the other end of the first tie rod 5 is aligned with the bolt hole 5 305 on the steel column connecting plate 304 and connected by a bolt assembly.

[0025] The second tie rod 6 is composed of a second thin-walled round rod 601, a second closing plate 602 and a second tie rod connecting plate 603. The second closing plates 602 are welded to both ends of the second thin-walled round rod 601. The second closing plates 602 are perpendicular to the length direction of the second thin-walled round rod 601. Two second tie rod connecting plates 603 are welded to the outside of each second closing plate 602 at intervals. Each second tie rod connecting plate 603 is provided with a bolt hole 9 604. The two ends of the second tie rod 6 are respectively aligned with the bolt holes 7 407 on the steel beam connecting plates 2 405 on the cantilever beams 4 on both sides thereof, and then connected by bolt assemblies.

[0026] In this embodiment, the protective plate 7 is a stainless steel microporous diamond mesh plate.

[0027] Based on the above structure, the steel bar processing shed is constructed in the following steps: S1. Construction preparation: making embedded anchor bolts for connecting the first hollow steel column 1.

[0028] S2. Positioning and installation: Position, embed and install anchor bolts at the predetermined construction location, then pour concrete until the concrete reaches the designed strength.

[0029] S3. Install the first hollow steel column 1: hoist the first hollow steel columns 1 one by one, and place the bottom plate 104 of each first hollow steel column 1 on the hardened concrete, ensure that the upper end of the embedded anchor bolt passes through the through hole reserved on the bottom plate 104, and then tighten the nut 105 to firmly connect the embedded anchor bolt and the bottom plate 104.

[0030] S4. Install the shoulder tenon solid steel column 2: hang the shoulder tenon solid steel column 2 one by one, align the bolt hole 205 on the second connecting plate 201 of the shoulder tenon solid steel column 2 with the bolt hole 107 on the first hollow steel column 1, clean the friction surface around the bolt hole 107 and the bolt hole 205, remove the iron oxide and rust on the surface of the steel, and then install the bolt assembly to ensure that the shoulder tenon 203 can realize the steel column to be fixed on the first hollow steel column 1.

[0031] S5. Install the cantilever beam 4: lift the cantilever beams 4 one by one, so that the shoulder tenon 203 thereof is embedded in the tenon 204 of the shoulder tenon solid steel column 2, and utilize the gravity of the cantilever steel beam to firmly clamp the shoulder tenon plate in the tenon 204, thereby completing the fixation of the cantilever beam 4 and the shoulder tenon solid steel column 2.

[0032] S6. Install the second hollow steel column 3: lift the second hollow steel column 3 one by one, align the bolt hole four 303 at the bottom of the second hollow steel column 3 with the bolt hole three 206 at the top of the shoulder tenon solid steel column 2, then clean the iron oxide and rust on the friction surface around the bolt hole, and then use the bolt assembly to firmly fix the second hollow steel column 3 on the top of the shoulder tenon solid steel column 2.

[0033] S7. Install the first tie rod 5: align the bolt hole eight 504 on the first tie rod connecting plate 503 with the bolt hole six 406 on the cantilever beam 4 and the bolt hole seven 407 on the second hollow steel column 3 respectively, then clean the area around all the bolt holes respectively, install the bolt assembly, and connect the two ends of the first tie rod 5 with the second hollow steel column 3 and the cantilever beam 4 respectively.

[0034] S8. Install the second tie rod 6: install the second tie rod 6 one by one between two adjacent cantilever beams 4 along the length direction of the cantilever beam 4, align the bolt holes on the second tie rod connecting plate 603 with the bolt holes 407 on the steel beam connecting plate 405 on the cantilever beam 4 at one end of each end, then clean the area around all the bolt holes, install the bolt assembly, and install the second tie rod 6 between two adjacent cantilever beams 4; and complete the installation of all second tie rods 6 in this way.

[0035] S9, installing the protection plate 7: placing the edge of the protection plate 7 on the second tie rod 6 and the cantilever beam 4, and connecting the protection plate 7, the second tie rod 6 and the cantilever beam 4 with an adhesive.

[0036] The present invention adds a first hollow steel column, a second hollow steel column, a shoulder-tenon solid steel column, a cantilevered steel beam, a first tie rod and a second tie rod. These components can be assembled on site by connecting with bolts and mortise and tenon joints without welding, and assembly and disassembly are easier. Compared with traditional steel sheds, the steel shed has a larger operating space under the shed, is more practical and flexible, and can better adapt to site conditions. In addition, the steel shed can be reused and can be recycled in multiple projects, which significantly reduces material consumption and improves economic benefits.

[0037] The above description is only the preferred embodiment of the present invention, and does not limit the scope of rights of the present invention. All equivalent changes made by using the contents of the present invention specification and its drawings are included in the scope of rights of the present invention.

Claims

1. A quick-detachable mortise and tenon single-column steel bar processing shed, characterized in that: It includes vertical load-bearing components and horizontal auxiliary components. The vertical load-bearing components are arranged at intervals along the length direction of the steel bar processing shed, and the horizontal auxiliary components are used to connect two adjacent groups of vertical load-bearing components. The vertical load-bearing assembly includes a first hollow steel column, a second hollow steel column, a shoulder-tenon solid steel column and a cantilever beam. The shoulder-tenon solid steel column is placed between the first hollow steel column and the second hollow steel column, and the shoulder-tenon solid steel column is detachably connected to the first hollow steel column and the second hollow steel column respectively; the middle part of the cantilever beam is plugged into the shoulder-tenon solid steel column; The horizontal auxiliary components include a second tie rod and a protective plate. The two cantilever beams in two adjacent groups of vertical load-bearing components are connected by a second tie rod, and the second tie rods are arranged at intervals along the length direction of the cantilever beam. A protective plate is provided between two adjacent second tie rods.

2. The quick-detachable mortise and tenon single-column steel bar processing shed according to claim 1 is characterized in that: A bottom plate is provided at the lower end of the first hollow steel column, and the bottom plate is connected to the concrete structure through pre-buried anchor bolts; a first connecting plate is provided at the upper end of the first hollow column; The shoulder tenon solid steel column comprises a second connecting plate and a shoulder tenon, the shoulder tenon is placed on the second connecting plate, and the second connecting plate is connected to the first connecting plate by bolts; A third connecting plate is arranged at the bottom of the second hollow steel column, and the third connecting plate is connected to the upper end surface of the shoulder tenon through bolts.

3. The quick-detachable mortise and tenon single-column steel bar processing shed according to claim 2 is characterized in that: A mortise is provided at the upper end of the shoulder tenon, and the mortise is a wedge-shaped structure that is larger at the top and smaller at the bottom. A shoulder tenon plate that matches the mortise is provided in the middle of the cantilever beam, and the shoulder tenon plate is plugged into the mortise.

4. The quick-detachable mortise and tenon single-column steel column processing shed according to claim 3 is characterized in that: The cantilever beam comprises two sections of bent steel pipes, each section of the bent steel pipe is in a U-shaped structure to form a semi-open inner cavity, and a web is arranged in the inner cavity; the two sections of the bent steel pipes are connected by a shoulder tenon plate to form a whole.

5. The quick-detachable mortise and tenon single-column steel bar processing shed according to claim 2 is characterized by: The upper end of the second hollow steel column is connected to the two ends of the cantilever beam through the first tension rod.

6. The quick-detachable mortise and tenon single-column steel column processing shed according to claim 1, characterized in that: The protective plate is a stainless steel microporous diamond mesh.

7. The construction method for a quick-disassembly mortise and tenon single-column steel bar processing shed according to any one of claims 1 to 6, characterized in that: Follow these steps: S1. Construction preparation: making embedded anchor bolts for connecting the first hollow steel column; S2. Positioning and installation: Position and install the anchor bolts at the predetermined construction location, then pour concrete and wait for the concrete to reach the designed strength; S3, installing the first hollow steel column: hoisting the first hollow steel columns one by one, and connecting the lower end of each first hollow steel column to the concrete structure through a pre-buried anchor bolt; S4, installing the shoulder tenon solid steel column: hanging the shoulder tenon solid steel columns one by one, aligning the lower end of the shoulder tenon solid steel column with the upper end of the first hollow steel column and connecting and fixing them; S5. Install cantilever beams: hoist the cantilever beams one by one, so that the shoulder tenon plates of the cantilever beams are correspondingly inserted into the tenons of the corresponding shoulder tenon solid columns, and the cantilever beams and the shoulder tenon solid columns are connected; S6. Install the second hollow steel column: hoist the second hollow steel column one by one, align the lower end of the second hollow steel column with the upper end of the shoulder tenon solid steel column, and then connect and fix them; S7, installing the first tie rod: installing the first tie rod at both ends of each second hollow steel column and the cantilever beam respectively; S8, installing the second tie rod: installing the second tie rod at intervals between two adjacent cantilever beams along the length direction of the cantilever beams; S9. Install the protective plate: place the edge of the protective plate on the second tie rod and the cantilever beam, and use adhesive to connect the protective plate, the second tie rod and the cantilever beam.

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