CN111255249A - Building beam building structure and construction method - Google Patents
Building beam building structure and construction method Download PDFInfo
- Publication number
- CN111255249A CN111255249A CN201911008291.8A CN201911008291A CN111255249A CN 111255249 A CN111255249 A CN 111255249A CN 201911008291 A CN201911008291 A CN 201911008291A CN 111255249 A CN111255249 A CN 111255249A
- Authority
- CN
- China
- Prior art keywords
- adjusting
- column
- hole
- threaded
- building structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a building structure of a house beam, which comprises two cross beams, wherein a support column is fixedly welded at the center of the upper surface of each cross beam, the upper surface of the supporting column is provided with an adjusting threaded hole, the outer surface of the supporting column is provided with an adjusting column in a sliding way through the adjusting hole, the upper end of the interior of the adjusting column is rotatably connected with an operating head, the lower surface of the operating head is fixedly connected with a supporting plate, the upper surface of the supporting plate is tightly propped against the inner upper surface of the adjusting hole, the lower surface of the supporting plate is fixedly connected with an adjusting rod, the lower surface of the adjusting rod is fixedly connected with a threaded head, the outer surface of the threaded head is in threaded connection with the inner side surface of the adjusting threaded hole, two sides of the outer surface of the adjusting column are hinged with inclined beams through hinged shafts, therefore, the convenience and the stability of use can be greatly improved, and the safety and the high efficiency of use are ensured.
Description
Technical Field
The invention relates to the field of house beam structures, in particular to a house beam building structure and a construction method.
Background
In present building construction process, the room beam structure of equipping formula uses more and more generally, can construct with the wall body components of a whole that can function independently, effectively raises the efficiency.
But current room roof beam structure is more single, directly welds through steel and forms triangle major structure, is unfavorable for adjusting the inclination of sloping roof beam as required, and adaptability is relatively poor, comes the main part crossbeam to connect in addition, and the mounting means of supplementary horizontal pole is more single, causes the interference easily when the construction, influences follow-up roof and lays, and its structure and construction mode all remain to be improved.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a house beam building structure, which is high in adaptability, can adjust the inclination angle by changing the height by welding supporting columns at the upper ends of cross beams and further installing adjusting columns through adjusting rods connected by threaded heads in combination with hinged oblique beams, is convenient for subsequent combined construction and avoids interference by connecting through hinged fixed installing blocks, and can be used for connecting different auxiliary cross rods in various ways and adapting to different roof laying ways, so that the convenience and the stability in use can be greatly improved, and the safety and the high efficiency in use are ensured.
In order to solve the above problems, the present invention adopts the following technical solutions.
The utility model provides a room roof beam building structure, includes two crossbeams, the fixed welding of upper surface center department of crossbeam has the support column, the upper surface of support column is equipped with the regulation screw hole, there is the regulation post the surface of support column through regulation hole slidable mounting, the inside upper end of adjusting the post is rotated and is connected with the operating head, the lower fixed surface of operating head is connected with the backup pad, the upper surface top of backup pad is tightly connected in the inside upper surface of adjusting the hole, the lower fixed surface of backup pad is connected with the regulation pole, the lower fixed surface of adjusting the pole is connected with the screw thread head, the surface threaded connection of screw thread head is in the inboard surface of adjusting the screw hole, the surface both sides of adjusting the post articulate.
Furthermore, the lower surface of sloping roof beam articulates there is articulated seat, the fixed surface welding of articulated seat has the fixed mounting piece, through the articulated fixed mounting piece of sloping roof beam lower extreme, does benefit to fixed bottom position, improves connection stability.
Further, the upper surface both ends of crossbeam all are equipped with mounting groove, mounting groove's inside bottom surface is equipped with the installation screw hole, the installation screw hole passes through mounting bolt fixed connection in the lower surface of fixed mounting piece, through at the inside installation screw hole that sets up of mounting groove, does benefit to connect the installation fixed block, and convenient stability avoids the skew dislocation.
Furthermore, there is first supplementary horizontal pole outside of sloping roof beam surface upper end through first bolt fixed mounting, first supplementary horizontal pole equidistant connection is in the surface of sloping roof beam, through first supplementary horizontal pole of first bolt installation, facilitates the use, does benefit to the stable connection.
Further, the outer surface side of sloping roof beam has the supplementary horizontal pole of second through the fixed welding of weld joint, the equidistant even connection of the supplementary horizontal pole of second is between two sloping roof beams, through at the supplementary horizontal pole of sloping roof beam side welding second, does benefit to stable connection, guarantees the sloping roof beam upper surface roughness simultaneously, and adaptability is high, does benefit to and lays the roof.
Furthermore, the outer surface upper end of the oblique beam is provided with an auxiliary groove, the inner side surface of the auxiliary groove is fixedly connected with a third auxiliary cross rod, the third auxiliary rod is fixedly installed on the auxiliary groove, the placement and the positioning are facilitated, and the device is efficient and stable.
Furthermore, there is a fixed pressing plate on the upper surface of the inclined beam through a second bolt, the lower surface of the fixed pressing plate is fixedly pressed and connected to the upper surface of the third auxiliary cross rod, and the third auxiliary rod is fixedly pressed through the fixed pressing plate, so that the integral positioning is facilitated, the combination construction is convenient, and the stability and the high efficiency are realized.
Further, the construction method of the house beam building structure comprises the following steps:
s1, fixedly welding the support column to the center of the upper surface of the cross beam to form a main body support frame;
s2, sleeving the adjusting column on the supporting column through the adjusting hole, connecting the threaded head into the adjusting threaded hole in a threaded manner, and fixing the position of the adjusting column;
s3, rotating the operating head at the upper end to drive the adjusting rod and the threaded head to rotate, changing the height of the adjusting column, further adjusting the inclination angle of the inclined beam and ensuring that the fixed mounting block is butted in the mounting groove;
s4, comparing the mounting hole positions of the fixed mounting blocks, drilling and tapping the inside of the mounting groove to form a mounting threaded hole, and fixing and mounting by using a mounting bolt to stabilize the angle position of the inclined beam;
s5, mounting an auxiliary cross bar on the outer side of the inclined beam, connecting the two cross beam structures, and reinforcing the structural stability to form an integral house beam frame;
and S6, integrally hoisting the house beam frame to the upper part of the house main body, and performing combined installation to complete integral combination and construction.
Further, the subsidiary rail of the S5 step includes one of a first subsidiary rail, a second subsidiary rail and a third subsidiary rail.
Compared with the prior art, the invention has the advantages that:
(1) this scheme is crossed and is being put welding support column on the crossbeam, and then installs the regulation post through the regulation pole of thread connection, combines articulated sloping roof beam, can adjust inclination through changing highly, and adaptability is high to connect through articulated fixed mounting piece, make things convenient for follow-up combination construction, avoid interfering.
(2) The lower end of the inclined beam is hinged with the fixed mounting block, so that the bottom position can be fixed conveniently, and the connection stability is improved.
(3) Through at the inside installation screw hole that sets up of mounting groove, do benefit to and connect the installation fixed block, convenient stability avoids the skew dislocation.
(4) Through the first supplementary horizontal pole of first bolt installation, facilitate the use does benefit to stable connection.
(5) Through at the supplementary horizontal pole of sloping roof beam side welding second, do benefit to stable connection, guarantee sloping roof beam upper surface roughness simultaneously, adaptability is high, does benefit to and lays the roof.
(6) Through supplementary recess fixed mounting third auxiliary rod, do benefit to and place the location, it is high-efficient stable.
(7) The third auxiliary rod is fixedly pressed through the fixed pressing plate, so that the whole positioning is facilitated, the combined construction is convenient, and the stability and the high efficiency are realized.
(8) The mode of line combination becomes whole frame, back hoist and mount does benefit to high-efficient construction, guarantees the structural stability of room roof beam simultaneously, improves the security
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of a partial structure of the present invention;
FIG. 3 is a schematic view of a first auxiliary lever connection according to the present invention;
FIG. 4 is a schematic view of a second auxiliary lever according to the present invention;
fig. 5 is a schematic view of the connection of a third auxiliary lever according to the present invention.
The reference numbers in the figures illustrate:
the device comprises a cross beam 1, a support column 11, an adjusting threaded hole 12, an adjusting hole 13, an adjusting column 14, an operating head 15, a support plate 16, an adjusting rod 17, a threaded head 18, a hinge shaft 2, an inclined beam 21, a hinge seat 22, a fixed mounting block 23, a mounting groove 24, a mounting threaded hole 25, a mounting bolt 26, a first bolt 3, a first auxiliary cross rod 31, a welding seam 32, a second auxiliary cross rod 33, an auxiliary groove 34, a third auxiliary cross rod 35, a second bolt 36 and a fixed pressing plate 37.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Referring to fig. 1-5, a building structure of house beam comprises two beams 1, referring to fig. 1 and 2, a support post 11 is fixedly welded at the center of the upper surface of the beam 1, the support post 11 is welded to the middle position of the beam 1 to form a T-shaped frame, which is beneficial to installation and combination, and improves the structural strength and stability, an adjusting threaded hole 12 is formed on the upper surface of the support post 11, an adjusting post 14 is slidably installed on the outer surface of the support post 11 through an adjusting hole 13, an operating head 15 is rotatably connected to the upper end inside the adjusting post 14, and is of a hexagonal head structure, so that the operating head can be conveniently clamped and rotated by a wrench, and further the threaded head 18 is driven to rotate inside the adjusting threaded hole 12, the height of the support plate 16 can be adjusted, and the adjusting post 14 is supported to adjust the height, so that the inclination angle of the inclined, the adaptability is high, a supporting plate 16 is fixedly connected to the lower surface of the operating head 15, the upper surface of the supporting plate 16 is tightly connected to the inner upper surface of the adjusting hole 13, an adjusting rod 17 is fixedly connected to the lower surface of the supporting plate 16, a threaded head 18 is fixedly connected to the lower surface of the adjusting rod 17, the outer surface of the threaded head 18 is in threaded connection with the inner side surface of the adjusting threaded hole 12, two sides of the outer surface of the adjusting column 14 are hinged with inclined beams 21 through hinge shafts 2, the inclined beams 21 are hinged through the hinge shafts 2, after the height of the adjusting column 14 is changed, in order to ensure that the bottom of each inclined beam 21 is connected to the cross beam 1, the inclined beams 21 need to rotate around the hinge shafts 2, the inclination angle can be adjusted, the adaptability is high, hinge seats 22 are hinged to the lower surfaces of the hinge seats 22, fixed mounting blocks 23 are welded to the, the inside bottom surface of mounting groove 24 is equipped with installation screw hole 25, and installation screw hole 25 passes through mounting bolt 26 fixed connection in the lower surface of fixed mounting piece 23, can avoid the skew dislocation through mounting bolt 26 with fixed mounting piece 23 inside fixed mounting groove 24, and convenient stable can fix the lower end of sloping beam 21 like this, just also can stabilize angular position, does benefit to follow-up laying roof.
The construction method of the house beam building structure comprises the following steps:
s1, fixedly welding the support column to the center of the upper surface of the cross beam to form a main body support frame;
s2, sleeving the adjusting column on the supporting column through the adjusting hole, connecting the threaded head into the adjusting threaded hole in a threaded manner, and fixing the position of the adjusting column;
s3, rotating the operating head at the upper end to drive the adjusting rod and the threaded head to rotate, changing the height of the adjusting column, further adjusting the inclination angle of the inclined beam and ensuring that the fixed mounting block is butted in the mounting groove;
s4, comparing the mounting hole positions of the fixed mounting blocks, drilling and tapping the inside of the mounting groove to form a mounting threaded hole, and fixing and mounting by using a mounting bolt to stabilize the angle position of the inclined beam;
s5, mounting an auxiliary cross bar on the outer side of the inclined beam, connecting the two cross beam structures, and reinforcing the structural stability to form an integral house beam frame;
and S6, integrally hoisting the house beam frame to the upper part of the house main body, and performing combined installation to complete integral combination and construction.
Example 1
Referring to fig. 2 and 3, the first auxiliary cross bars 31 are fixedly mounted at the upper end of the outer surface of the inclined beam 21 through the first bolts 3, the first auxiliary cross bars 31 are connected to the outer surface of the inclined beam 21 at equal intervals, and after the inclined beam 21 fixes the angle position, the first auxiliary bars 31 are mounted on the upper surface of the inclined beam 21 at equal intervals through the first bolts 3, so that the connection and the use are convenient, and the stability and the efficiency are high.
Example 2
Referring to fig. 2 and 4, the second auxiliary cross bars 33 are fixedly welded to the outer surface sides of the oblique beams 21 through welding seams 32, the second auxiliary cross bars 33 are uniformly connected between the two oblique beams 21 at equal intervals, the second auxiliary cross bars 33 can be butted to the side positions between the two oblique beams 21 after the oblique beams 21 fix the angle positions, and then the welding fixation is performed, so that the stability of the structural frame can be ensured, the smoothness of the upper surfaces of the oblique beams 21 can be ensured, the roof can be paved, and the adaptability is high.
Example 3
Referring to fig. 2 and 5, an auxiliary groove 34 is formed in the upper end of the outer surface of the inclined beam 21, a third auxiliary cross bar 35 is fixedly connected to the inner side surface of the auxiliary groove 34, a fixed pressing plate 37 is fixedly mounted on the upper surface of the inclined beam 21 through a second bolt 36, the lower surface of the fixed pressing plate 37 is fixedly and tightly connected to the upper surface of the third auxiliary cross bar 35, the auxiliary groove 34 can be pre-formed in the inclined beam 21 after the inclined beam 21 fixes the angle position, and then the two ends of the third auxiliary cross bar 35 are placed in the auxiliary groove 34 of the inclined beam 21, so that the third auxiliary cross bar 35 can be stably placed, and then the fixed pressing plate 37 is fixedly mounted through the second bolt 36, so that the third auxiliary cross bar 35 can be tightly pressed in the auxiliary groove 34, the separation is avoided, and the stability of connection.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (9)
1. A room beam building structure, includes two crossbeams (1), its characterized in that: a supporting column (11) is fixedly welded at the center of the upper surface of the cross beam (1), an adjusting threaded hole (12) is formed in the upper surface of the supporting column (11), the outer surface of the supporting column (11) is provided with an adjusting column (14) in a sliding way through an adjusting hole (13), the upper end in the adjusting column (14) is rotatably connected with an operating head (15), the lower surface of the operating head (15) is fixedly connected with a supporting plate (16), the upper surface of the supporting plate (16) is tightly connected with the inner upper surface of the adjusting hole (13), the lower surface of the supporting plate (16) is fixedly connected with an adjusting rod (17), the lower surface of the adjusting rod (17) is fixedly connected with a thread head (18), the outer surface of the screw head (18) is in threaded connection with the inner side surface of the adjusting threaded hole (12), the two sides of the outer surface of the adjusting column (14) are hinged with inclined beams (21) through hinge shafts (2).
2. A room beam building structure according to claim 1, wherein: the lower surface of the inclined beam (21) is hinged with a hinged seat (22), and a fixed mounting block (23) is fixedly welded on the lower surface of the hinged seat (22).
3. A room beam building structure according to claim 1, wherein: the upper surface both ends of crossbeam (1) all are equipped with mounting groove (24), the inside bottom surface of mounting groove (24) is equipped with installation screw hole (25), installation screw hole (25) are through mounting bolt (26) fixed connection in the lower surface of fixed mounting piece (23).
4. A room beam building structure according to claim 1, wherein: the upper end of the outer side surface of the inclined beam (21) is fixedly provided with a first auxiliary cross rod (31) through a first bolt (3), and the first auxiliary cross rod (31) is connected to the outer surface of the inclined beam (21) at equal intervals.
5. A room beam building structure according to claim 1, wherein: the side surface of the outer surface of each inclined beam (21) is fixedly welded with a second auxiliary cross rod (33) through a welding seam (32), and the second auxiliary cross rods (33) are uniformly connected between the two inclined beams (21) at equal intervals.
6. A room beam building structure according to claim 1, wherein: and the upper end of the outer surface of the inclined beam (21) is provided with an auxiliary groove (34), and the inner side surface of the auxiliary groove (34) is fixedly connected with a third auxiliary cross rod (35).
7. The room beam building structure of claim 6, wherein: the upper surface of the inclined beam (21) is fixedly provided with a fixed pressing plate (37) through a second bolt (36), and the lower surface of the fixed pressing plate (37) is fixedly connected to the upper surface of the third auxiliary cross rod (35) in a pressing mode.
8. The construction method of the house beam building structure is characterized in that a support column (11) is fixedly welded at the center of the upper surface of a cross beam (1), an adjusting threaded hole (12) is formed in the upper surface of the support column (11), an adjusting column (14) is slidably mounted on the outer surface of the support column (11) through an adjusting hole (13), an operating head (15) is rotatably connected to the upper end of the inside of the adjusting column (14), a support plate (16) is fixedly connected to the lower surface of the operating head (15), the upper surface of the support plate (16) is tightly connected to the upper surface of the inside of the adjusting hole (13), an adjusting rod (17) is fixedly connected to the lower surface of the support plate (16), a threaded head (18) is fixedly connected to the lower surface of the adjusting rod (17), and the outer surface of the threaded head (18) is in threaded connection with the inner side, two sides of the outer surface of the adjusting column (14) are hinged with inclined beams (21) through hinge shafts (2);
the construction method of the house beam building structure comprises the following steps:
s1, fixedly welding the support column to the center of the upper surface of the cross beam to form a main body support frame;
s2, sleeving the adjusting column on the supporting column through the adjusting hole, connecting the threaded head into the adjusting threaded hole in a threaded manner, and fixing the position of the adjusting column;
s3, rotating the operating head at the upper end to drive the adjusting rod and the threaded head to rotate, changing the height of the adjusting column, further adjusting the inclination angle of the inclined beam and ensuring that the fixed mounting block is butted in the mounting groove;
s4, comparing the mounting hole positions of the fixed mounting blocks, drilling and tapping the inside of the mounting groove to form a mounting threaded hole, and fixing and mounting by using a mounting bolt to stabilize the angle position of the inclined beam;
s5, mounting an auxiliary cross bar on the outer side of the inclined beam, connecting the two cross beam structures, and reinforcing the structural stability to form an integral house beam frame;
and S6, integrally hoisting the house beam frame to the upper part of the house main body, and performing combined installation to complete integral combination and construction.
9. The room beam building structure of claim 8, wherein: the subsidiary rail of the S5 step may include one of a first subsidiary rail, a second subsidiary rail, and a third subsidiary rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911008291.8A CN111255249A (en) | 2019-10-22 | 2019-10-22 | Building beam building structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911008291.8A CN111255249A (en) | 2019-10-22 | 2019-10-22 | Building beam building structure and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111255249A true CN111255249A (en) | 2020-06-09 |
Family
ID=70948433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911008291.8A Pending CN111255249A (en) | 2019-10-22 | 2019-10-22 | Building beam building structure and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111255249A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962988A (en) * | 2021-02-10 | 2021-06-15 | 胡新翔 | Intelligent positioning and mounting equipment for building construction beam structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2104261U (en) * | 1991-07-20 | 1992-05-13 | 熊学斌 | Large-span no-beam house face cover |
| CN1180122A (en) * | 1996-10-09 | 1998-04-29 | 林永钟 | Construction method of ridge structure |
| CN2289849Y (en) * | 1997-06-05 | 1998-09-02 | 吴志超 | Combined houses |
| CN103161248A (en) * | 2013-03-14 | 2013-06-19 | 李杨露西 | Roof capable of intelligently regulating tilting degree |
| CN103967120A (en) * | 2014-05-28 | 2014-08-06 | 周兴和 | Modular integrated house and building method thereof |
| CN208184050U (en) * | 2018-04-26 | 2018-12-04 | 江苏亚雨创建科技股份有限公司 | A kind of civilian villa liftable roof truss |
-
2019
- 2019-10-22 CN CN201911008291.8A patent/CN111255249A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2104261U (en) * | 1991-07-20 | 1992-05-13 | 熊学斌 | Large-span no-beam house face cover |
| CN1180122A (en) * | 1996-10-09 | 1998-04-29 | 林永钟 | Construction method of ridge structure |
| CN2289849Y (en) * | 1997-06-05 | 1998-09-02 | 吴志超 | Combined houses |
| CN103161248A (en) * | 2013-03-14 | 2013-06-19 | 李杨露西 | Roof capable of intelligently regulating tilting degree |
| CN103967120A (en) * | 2014-05-28 | 2014-08-06 | 周兴和 | Modular integrated house and building method thereof |
| CN208184050U (en) * | 2018-04-26 | 2018-12-04 | 江苏亚雨创建科技股份有限公司 | A kind of civilian villa liftable roof truss |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962988A (en) * | 2021-02-10 | 2021-06-15 | 胡新翔 | Intelligent positioning and mounting equipment for building construction beam structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110056182A (en) | It can turnover type steel bar truss floor support plate support device | |
| CN107335948B (en) | A kind of quick assembly tool of T profile | |
| CN110924650B (en) | House construction operation platform and installation mode | |
| CN113585479B (en) | Beam column structure for super-large span steel structure building and construction method thereof | |
| CN111255249A (en) | Building beam building structure and construction method | |
| CN111906478A (en) | Construction method for manual welding wire of steel structure | |
| CN113356664A (en) | Beam column connected node suitable for assembled steel construction | |
| CN218623500U (en) | Building construction bearing structure | |
| CN213626070U (en) | Steel structure beam column connecting structure | |
| CN214264516U (en) | Steel column butt joint welded junction stagger adjustment structure | |
| CN215594561U (en) | A super large curved surface furred ceiling structure for spatial grid structure | |
| CN215055501U (en) | Fixing support for steel structure installation | |
| CN201907940U (en) | Tower-crane attached-frame device | |
| CN220732312U (en) | Pump station cable bridge fixing device | |
| CN219195648U (en) | Space abnormal-shaped arch rib supporting and adjusting device | |
| CN214006118U (en) | SCW steel sheet shear force wall installation welding construction equipment | |
| CN215858566U (en) | Combined steel structure beam convenient to assemble | |
| CN220073674U (en) | Pipe fitting welding device | |
| CN212836465U (en) | But aluminum alloy angle modulation's combination support | |
| CN218406525U (en) | But all revolving racks of height-adjusting's triangular supports | |
| CN220173157U (en) | Large-radian roof photovoltaic support structure | |
| CN215520910U (en) | Railway tunnel construction bow member supporting device | |
| CN215107513U (en) | Adjustable tripod for supporting overhanging floor bearing plate | |
| CN218970591U (en) | Pull-up cantilever steel beam | |
| CN114046039B (en) | Template reinforcing structure at joint of wall and construction method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200609 |