CN114537026A - Connection structure for preventing bronze surface from expanding with heat and contracting with cold in giant bronze sculpture - Google Patents
Connection structure for preventing bronze surface from expanding with heat and contracting with cold in giant bronze sculpture Download PDFInfo
- Publication number
- CN114537026A CN114537026A CN202210143695.3A CN202210143695A CN114537026A CN 114537026 A CN114537026 A CN 114537026A CN 202210143695 A CN202210143695 A CN 202210143695A CN 114537026 A CN114537026 A CN 114537026A
- Authority
- CN
- China
- Prior art keywords
- bronze
- sculpture
- bronze sculpture
- claw
- main steel
- 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
- 229910000906 Bronze Inorganic materials 0.000 title claims abstract description 65
- 239000010974 bronze Substances 0.000 title claims abstract description 65
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 62
- 239000010959 steel Substances 0.000 claims abstract description 62
- 210000000078 claw Anatomy 0.000 claims abstract description 37
- 239000010949 copper Substances 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 230000008602 contraction Effects 0.000 claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C5/00—Processes for producing special ornamental bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C3/00—Processes, not specifically provided for elsewhere, for producing ornamental structures
- B44C3/12—Uniting ornamental elements to structures, e.g. mosaic plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a connecting structure for preventing the expansion caused by heat and contraction caused by cold of a bronze surface in a huge bronze sculpture, which comprises a main steel structure (1) and the bronze sculpture (2), wherein the main steel structure (1) is positioned in the bronze sculpture (2), and the inner surface of the bronze sculpture (2) is connected with the main steel structure (1) through a plurality of connecting units; the method is characterized in that: the connecting unit comprises a horizontal auxiliary support and a diagonal tension adjusting auxiliary support; horizontal auxiliary stand includes horizontal connecting rod (7), horizontal connecting rod (7) one end is passed through bolt (14) and is alternate and realize connecting after being located the strip hole on copper claw I (3) of bronze sculpture (2) wallboard internal surface, horizontal connecting rod (7) other end is passed through bolt (14) and is alternate and realize connecting after being located the preformed hole on steel claw I (6) on main steel construction (1). The invention has reasonable design and good practical application value.
Description
Technical Field
The invention belongs to the technical field of design and manufacture of a reinforced steel structure in a huge bronze sculpture, relates to the technical field of installation of the huge bronze sculpture, and particularly relates to a connecting structure for preventing the surface of bronze from expanding with heat and contracting with cold in the huge bronze sculpture.
Background
Because of the superior casting performance and corrosion resistance of bronze, the huge bronze sculpture occupies an important position in the art casting product and is also an important component of the art casting product. The huge bronze sculpture is internally welded to manufacture a steel structure according to modeling, and then the bronze casting wall plate is connected to the steel structure, but because the huge sculpture is huge in size, expansion with heat and contraction with cold are easy to generate, so that the modeling is deformed, and the safety and the stability are influenced.
Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide a connection structure for preventing the expansion with heat and contraction with cold of the bronze surface applied to a huge bronze sculpture, thereby ensuring the safety and stability of the huge bronze sculpture.
The invention is realized by adopting the following technical scheme:
a connecting structure for preventing the expansion caused by heat and the contraction caused by cold of a bronze surface in a huge bronze sculpture comprises a main steel structure and the bronze sculpture, wherein the main steel structure is positioned in the bronze sculpture, and the inner surface of the bronze sculpture is connected with the main steel structure through a plurality of connecting units; the connecting unit comprises a horizontal auxiliary support and a diagonal tension adjusting auxiliary support; the horizontal auxiliary support comprises a horizontal connecting rod, one end of the horizontal connecting rod is inserted into a strip-shaped hole in a copper claw I on the inner surface of the bronze sculpture wall plate through a bolt to realize connection, and the other end of the horizontal connecting rod is inserted into a preformed hole in a steel claw I on the main steel structure through a bolt to realize connection; draw to one side and adjust auxiliary stand and include connecting sleeve I and connecting sleeve II, I tip of connecting sleeve realizes connecting through the bolt interlude after being located copper claw II on bronze sculpture wallboard internal surface preformed hole, II tips of connecting sleeve realize connecting through the bolt interlude after being located steel claw II on the main steel construction preformed hole, connect through adjusting screw between connecting sleeve I and the connecting sleeve II.
Further preferably, a rotary clamping part is arranged in the middle of the adjusting screw rod.
Further preferably, the adjusting screw is provided with a locking nut I for limiting the connecting sleeve I and a locking nut II for limiting the connecting sleeve II.
Preferably, the alloy components of the copper claw I and the copper claw II are the same as those of the bronze sculpture; the material of steel claw I and steel claw II is the same as main steel structure.
The invention designs a structure for preventing the expansion caused by heat and the contraction caused by cold on the surface of bronze in a huge bronze sculpture, which is mainly an auxiliary support structure (comprising a horizontal auxiliary support and a diagonal tension adjusting auxiliary support) attached to a main steel structure, disperses the stretching and contracting forces generated by the expansion caused by heat and the contraction caused by cold on the surface of bronze through the dispersion action of force, ensures the balanced and stable stress of the whole structure, and ensures that the surface of the sculpture does not generate cracks caused by the expansion caused by heat and the contraction caused by cold and the deformation of the steel structure caused by the stretching, thereby ensuring the whole safety and the stability of the huge sculpture. Specifically, during construction, according to the principle of expansion with heat and contraction with cold, the tightness of the diagonal-pulling auxiliary bracket can be properly adjusted through the action of the adjusting screw rod (for example, the diagonal-pulling auxiliary bracket can be properly adjusted to be tight during summer construction and can be properly adjusted to be loose during winter construction); and the horizontal auxiliary support can also realize micro-adjustment through the strip-shaped hole of the steel claw I.
The invention has reasonable design and good practical application value.
Drawings
Fig. 1 shows a schematic structural view of the present invention.
In the figure: 1-main steel structure, 2-bronze sculpture, 3-copper claw I, 4-copper claw II, 5-steel claw II, 6-steel claw I, 7-horizontal connecting rod, 8-connecting sleeve I, 9-connecting sleeve II, 10-adjusting screw, 11-locking nut I, 12-locking nut II, 13-rotary clamping part and 14-bolt.
Detailed Description
The following detailed description of specific embodiments of the invention refers to the accompanying drawings.
A connecting structure for preventing the expansion caused by heat and the contraction caused by cold of a bronze surface in a huge bronze sculpture comprises a main steel structure 1 and a bronze sculpture 2, wherein the main steel structure 1 is positioned in the bronze sculpture 2, and the inner surface of the bronze sculpture 2 is connected with the main steel structure 1 through a plurality of connecting units; i.e. the bronze sculpture 2 is supported on the main steel structure 1 by means of several connection units connected at the inner surface.
As shown in fig. 1, each of the connection units includes a horizontal sub-bracket and a diagonal-pull adjustment sub-bracket. Horizontal auxiliary stand includes horizontal connecting rod 7, horizontal connecting rod 7 is equipped with about two ends, 7 one end of horizontal connecting rod is passed through bolt 14 and is intercrossed and realize connecting after the strip hole in the I3 copper claw that is located 2 wallboard internal surfaces of bronze sculpture, because the design of strip hole, 7 one end of horizontal connecting rod has certain flexible space with I3 copper claw in the horizontal direction, I3 copper claw is the same with the alloy composition that bronze sculpture 2, and weld on bronze sculpture 2, 7 other ends of horizontal connecting rod pass through bolt 14 and intercross and realize connecting after the preformed hole on I6 steel claw that is located main steel construction 1, I6 steel claw is the same with 1 material of main steel construction, and weld on main steel construction 1.
As shown in fig. 1, the diagonal-pulling adjusting auxiliary support comprises a connecting sleeve I8 and a connecting sleeve II 9, the end part of the connecting sleeve I8 is inserted into a preformed hole on a copper claw II 4 on the inner surface of a wall plate of the bronze sculpture 2 through a bolt 14 to realize connection, and the copper claw II 4 has the same alloy component as the bronze sculpture 2 and is welded on the bronze sculpture 2; the end part of the connecting sleeve II 9 is inserted into a preformed hole on the steel claw II 5 positioned on the main steel structure 2 through a bolt 14 to realize connection, and the steel claw II 5 is the same as the material of the main steel structure 1 and is welded on the main steel structure 1; the connecting sleeve I8 is connected with the connecting sleeve II 9 through an adjusting screw rod 10. The middle part of the adjusting screw 10 is provided with a rotary clamping part 13. And a locking nut I11 for limiting the connecting sleeve I8 and a locking nut II 12 for limiting the connecting sleeve II 9 are arranged on the adjusting screw rod 10. During the use, press from both sides tight rotatory card portion 13 drive adjusting screw 10 through the instrument and realize the distance between connecting sleeve I8 and the connecting sleeve II 9 after rotatory, screw lock nut I11 respectively after suitable and lock nut II 12 realize spacing to connecting sleeve I8 and connecting sleeve II 9.
The invention designs a structure for preventing the expansion caused by heat and the contraction caused by cold on the surface of bronze in a huge bronze sculpture, which is mainly an auxiliary support structure (comprising a horizontal auxiliary support and a diagonal tension adjusting auxiliary support) attached to a main steel structure, disperses the stretching and contracting forces generated by the expansion caused by heat and the contraction caused by cold on the surface of bronze through the dispersion action of force, ensures the balanced and stable stress of the whole structure, and ensures that the surface of the sculpture does not generate cracks caused by the expansion caused by heat and the contraction caused by cold and the deformation of the steel structure caused by the stretching, thereby ensuring the whole safety and the stability of the huge sculpture. Specifically, during construction, according to the principle of expansion with heat and contraction with cold, the tightness of the diagonal tension adjusting auxiliary bracket can be properly adjusted through the action of the adjusting screw rod; and the horizontal auxiliary support can also realize micro-adjustment through the strip-shaped hole of the steel claw I. The design and manufacture of the structure are completed by the following process flows:
firstly, the design and manufacture are as follows:
(1) according to the modeling of the huge sculpture, the main steel structure is designed according to the modeling.
(2) The positions and the number of the connecting units are designed according to the condition of the connecting part of the huge sculpture and the bronze casting wall plate.
(3) And (5) carrying out welding manufacture according to the design drawing of the steel structure.
(4) Each connecting unit comprises a horizontal sub-bracket and a diagonal tension adjusting sub-bracket. The diagonal draw auxiliary support adopts a telescopic screw rod structure.
(5) The connecting parts of the diagonal adjusting auxiliary support and the horizontal auxiliary support and the bronze wallboard are welded with copper claws with the same components as cast copper alloy, and the copper claws are punched and connected with the auxiliary support through bolts, so that potential corrosion is effectively prevented.
(6) And welding steel claws made of the same material at the connecting parts of the diagonal adjusting auxiliary support and the horizontal auxiliary support with the main steel structure, punching the steel claws, and connecting the main structure and the auxiliary structure together by using bolts.
(7) After the steel structure is manufactured, the sculpture is preassembled in a factory.
Secondly, field installation is as follows:
(1) and (4) establishing a field coordinate system.
(2) And (5) checking whether the steel structure system is deformed or not in the transportation process, and if so, correcting.
(3) And fixedly connecting the main steel structure with the foundation part according to a coordinate system.
(4) And connecting the connecting unit with the main steel structure, assembling the bronze wall plates simultaneously, and assembling in a sequence from bottom to top.
(5) And after all steel structures are welded and manufactured, carrying out comprehensive and delicate sand blasting treatment to remove impurities on the surface of the steel structure.
(6) Spraying with antirust paint for three times. The structure is manufactured.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the detailed description is made with reference to the embodiments of the present invention, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which shall be covered by the claims of the present invention.
Claims (4)
1. A connecting structure for preventing the expansion caused by heat and the contraction caused by cold of a bronze surface in a huge bronze sculpture comprises a main steel structure (1) and the bronze sculpture (2), wherein the main steel structure (1) is positioned in the bronze sculpture (2), and the inner surface of the bronze sculpture (2) is connected with the main steel structure (1) through a plurality of connecting units; the method is characterized in that: the connecting unit comprises a horizontal auxiliary support and a diagonal tension adjusting auxiliary support; the horizontal auxiliary support comprises a horizontal connecting rod (7), one end of the horizontal connecting rod (7) is inserted into a strip-shaped hole in a copper claw I (3) on the inner surface of a wall plate of the bronze sculpture (2) through a bolt (14) to realize connection, and the other end of the horizontal connecting rod (7) is inserted into a reserved hole in a steel claw I (6) on the main steel structure (1) through the bolt (14) to realize connection; draw to one side and adjust auxiliary stand and include connecting sleeve I (8) and connecting sleeve II (9), connecting sleeve I (8) tip is through bolt (14) alternate and is realized connecting after the preformed hole on copper claw II (4) that are located bronze sculpture (2) wallboard internal surface, connecting sleeve II (9) tip is through bolt (14) alternate and is realized connecting after the preformed hole on steel claw II (5) that are located main steel construction (2), connect through adjusting screw (10) between connecting sleeve I (8) and connecting sleeve II (9).
2. The connecting structure for preventing the expansion and contraction of bronze surface in huge bronze sculpture according to claim 1, wherein: the middle part of the adjusting screw rod (10) is provided with a rotary clamping part (13).
3. The connecting structure for preventing the expansion and contraction of bronze surface in huge bronze sculpture according to claim 1 or 2, wherein: and a locking nut I (11) used for limiting the connecting sleeve I (8) and a locking nut II (12) used for limiting the connecting sleeve II (9) are arranged on the adjusting screw rod (10).
4. The connecting structure for preventing the expansion and contraction of bronze surface in huge bronze sculpture according to claim 3, wherein: the alloy components of the copper claw I (3) and the copper claw II (4) are the same as those of the bronze sculpture (2); the steel claw I (6) and the steel claw II (5) are made of the same material as the main steel structure (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210143695.3A CN114537026A (en) | 2022-02-17 | 2022-02-17 | Connection structure for preventing bronze surface from expanding with heat and contracting with cold in giant bronze sculpture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210143695.3A CN114537026A (en) | 2022-02-17 | 2022-02-17 | Connection structure for preventing bronze surface from expanding with heat and contracting with cold in giant bronze sculpture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114537026A true CN114537026A (en) | 2022-05-27 |
Family
ID=81674629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210143695.3A Pending CN114537026A (en) | 2022-02-17 | 2022-02-17 | Connection structure for preventing bronze surface from expanding with heat and contracting with cold in giant bronze sculpture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114537026A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117550240A (en) * | 2024-01-11 | 2024-02-13 | 山西宇达青铜文化艺术股份有限公司 | Protection device for bronze sculpture transportation |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1254396A (en) * | 1997-04-30 | 2000-05-24 | 阿图尔-费希尔股份公司费希尔厂 | Device for fixing facing slabs |
| CN202239070U (en) * | 2011-09-28 | 2012-05-30 | 马新民 | Cylinder pulling shaper for damaged deformed bronze wares |
| CN102535691A (en) * | 2010-12-30 | 2012-07-04 | 秦皇岛耀华玻璃钢股份公司 | Overhanging type transparent sandwich panel curtain wall |
| CN202389461U (en) * | 2011-12-21 | 2012-08-22 | 浙江吉利汽车研究院有限公司 | Adjustable auxiliary frame for automobile |
| CN202899520U (en) * | 2012-11-15 | 2013-04-24 | 苏州金螳螂建筑装饰股份有限公司 | Ceramic plate dry hanging installation structure |
| CN203891404U (en) * | 2014-02-13 | 2014-10-22 | 姚国宝 | Stone dry-hanging piece |
| CN204199603U (en) * | 2014-11-14 | 2015-03-11 | 深圳市亚泰国际建设股份有限公司 | A kind of waveform metope structure |
| AU2015271993A1 (en) * | 2009-10-07 | 2016-01-21 | Csr Building Products Limited | Apparatus and Method for Mounting Building Panels to the Framework Assembly of a Wall Structure |
| CN108661278A (en) * | 2018-07-12 | 2018-10-16 | 苏州美瑞德建筑装饰有限公司 | Height emulation metope engraved stone cladding mounting structure |
| CN109654297A (en) * | 2019-01-03 | 2019-04-19 | 中国建筑第八工程局有限公司 | Prevent the support ring and its application method of pipe deforming |
| FR3092123A1 (en) * | 2019-01-25 | 2020-07-31 | Lazer | Support system for wall panels, especially for shower panels |
| CN113776476A (en) * | 2021-09-24 | 2021-12-10 | 山东省物化探勘查院 | Hydraulic ring geological crack measuring device |
-
2022
- 2022-02-17 CN CN202210143695.3A patent/CN114537026A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1254396A (en) * | 1997-04-30 | 2000-05-24 | 阿图尔-费希尔股份公司费希尔厂 | Device for fixing facing slabs |
| AU2015271993A1 (en) * | 2009-10-07 | 2016-01-21 | Csr Building Products Limited | Apparatus and Method for Mounting Building Panels to the Framework Assembly of a Wall Structure |
| CN102535691A (en) * | 2010-12-30 | 2012-07-04 | 秦皇岛耀华玻璃钢股份公司 | Overhanging type transparent sandwich panel curtain wall |
| CN202239070U (en) * | 2011-09-28 | 2012-05-30 | 马新民 | Cylinder pulling shaper for damaged deformed bronze wares |
| CN202389461U (en) * | 2011-12-21 | 2012-08-22 | 浙江吉利汽车研究院有限公司 | Adjustable auxiliary frame for automobile |
| CN202899520U (en) * | 2012-11-15 | 2013-04-24 | 苏州金螳螂建筑装饰股份有限公司 | Ceramic plate dry hanging installation structure |
| CN203891404U (en) * | 2014-02-13 | 2014-10-22 | 姚国宝 | Stone dry-hanging piece |
| CN204199603U (en) * | 2014-11-14 | 2015-03-11 | 深圳市亚泰国际建设股份有限公司 | A kind of waveform metope structure |
| CN108661278A (en) * | 2018-07-12 | 2018-10-16 | 苏州美瑞德建筑装饰有限公司 | Height emulation metope engraved stone cladding mounting structure |
| CN109654297A (en) * | 2019-01-03 | 2019-04-19 | 中国建筑第八工程局有限公司 | Prevent the support ring and its application method of pipe deforming |
| FR3092123A1 (en) * | 2019-01-25 | 2020-07-31 | Lazer | Support system for wall panels, especially for shower panels |
| CN113776476A (en) * | 2021-09-24 | 2021-12-10 | 山东省物化探勘查院 | Hydraulic ring geological crack measuring device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117550240A (en) * | 2024-01-11 | 2024-02-13 | 山西宇达青铜文化艺术股份有限公司 | Protection device for bronze sculpture transportation |
| CN117550240B (en) * | 2024-01-11 | 2024-03-19 | 山西宇达青铜文化艺术股份有限公司 | Protection device for bronze sculpture transportation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10315278B2 (en) | Adjustable clamp used for marine deck welding test | |
| CN102500985A (en) | Electric locomotive roof assembly and welding tool | |
| CN114537026A (en) | Connection structure for preventing bronze surface from expanding with heat and contracting with cold in giant bronze sculpture | |
| CN102979185A (en) | Variable-beam depth H-beam and rectangular steel tube column assembly type node and construction method thereof | |
| CN107685190A (en) | A kind of die assembly for grounded screen aluminum weld | |
| CN110670937B (en) | Interval reinforcing device and method for service power transmission tower | |
| CN202969589U (en) | H-type steel beam and rectangular steel tube column variable-beam depth assembly type node | |
| JP5158476B2 (en) | Steel tower replacement method and equipment used in the method | |
| CN113550616A (en) | Reinforcing rod based on hoop connection and reinforcing method thereof | |
| CN202317535U (en) | Electric locomotive roof assembly welding fixture | |
| CN115045686B (en) | Method for reinforcing subway shield tunnel by corrugated steel | |
| CN206916941U (en) | A kind of steel structure column | |
| CN209293225U (en) | A kind of Self-resetting repairs U-shaped mild steel energy-dissipating support fastly | |
| CN219711036U (en) | Self-holding device for steel structure pre-assembled joint | |
| CN206319421U (en) | High-rise steel structure steel column butt joint fixture | |
| CN220521768U (en) | FRP roofing adjustable installation skeleton | |
| CN212426681U (en) | Fixing device for embedded sleeve of assembled bridge deck system | |
| CN220183401U (en) | Anode group reinforcing structure | |
| CN104612030A (en) | Small-span steel mixed composite bridge plate and construction technology thereof | |
| CN219930825U (en) | Quick-mounting device for jet flow functional module of gas turbine | |
| CN214042979U (en) | Angle steel assembled stand bill-board | |
| CN209891392U (en) | H-shaped steel structure convenient to connect | |
| CN216007268U (en) | Main beam splicing structure | |
| CN217128986U (en) | Adjustable bent cap operation platform device | |
| CN205764626U (en) | Prevent the fitting device that longitudinal seam welding of barrel deforms |
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: 20220527 |