CN112392321A - Power transmission iron tower - Google Patents
Power transmission iron tower Download PDFInfo
- Publication number
- CN112392321A CN112392321A CN201910764487.3A CN201910764487A CN112392321A CN 112392321 A CN112392321 A CN 112392321A CN 201910764487 A CN201910764487 A CN 201910764487A CN 112392321 A CN112392321 A CN 112392321A
- Authority
- CN
- China
- Prior art keywords
- cross arm
- angle steel
- hole
- fixedly connected
- leg
- 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
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
- E04H12/10—Truss-like structures
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/22—Sockets or holders for poles or posts
- E04H12/2253—Mounting poles or posts to the holder
- E04H12/2261—Mounting poles or posts to the holder on a flat base
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/24—Cross arms
Abstract
The invention relates to a power transmission iron tower which comprises an iron tower base and a tower body support, wherein the tower body support is arranged on the iron tower base and comprises a triangular frustum-shaped support body, supporting legs of the support body are angle steel profiles with the cross sections being in an A shape, a plurality of cross frame frames are arranged on the side surfaces of the support body in a spaced ring mode, inclined edge beams A and inclined edge beams B which are arranged in a crossed mode are arranged between transverse edge beams of the upper cross frame and the lower cross frame and are located on the same plane of the side surfaces of the support body, and a plurality of cross arm supports are arranged on the upper portion of the support body. The invention adopts the improved tower type and section bar structure, enhances the structural performance of the iron tower, reduces the manufacturing cost, and has the characteristics of better structural performance and manufacturing cost saving.
Description
Technical Field
The invention relates to a power transmission iron tower, in particular to a power transmission iron tower with an improved structure, and belongs to the field of power transmission iron towers.
Background
The power transmission iron tower is a supporting node of an overhead line, is a high-rise structure provided with a communication line, generally comprises a plurality of tower legs and a plurality of tower sections, is very sensitive to inclined deformation, and has high requirements on uneven settlement of a foundation. The common structural form of the power transmission iron tower foundation comprises an independent foundation, an enlarged foundation and a pile foundation, and the structural form mainly adopts a steel structure. The conventional power transmission iron tower and the foundation structure are difficult to adapt to the influence of ground surface movement deformation on the structure, and the power transmission iron tower can incline or collapse.
Disclosure of Invention
The invention discloses a new scheme of a power transmission iron tower, which adopts an improved tower type and profile structure, enhances the structural performance of the iron tower, reduces the manufacturing cost and solves the problem that the iron tower deforms, inclines and even collapses because the conventional design cannot adapt to the influence of external motion on the iron tower structure in the existing scheme.
The invention discloses a power transmission iron tower, which comprises an iron tower base and a tower body support, wherein the tower body support is arranged on the iron tower base and comprises a triangular frustum-shaped support body, supporting legs of the support body are angle steel profiles with the cross sections being in an A shape, a plurality of cross-spaced frames are arranged on the side surface of the support body in a spaced ring mode, a bevel edge beam A and a bevel edge beam B which are arranged in a crossed mode are arranged between cross edge beams on the same plane of the side surface of the support body and of the upper cross-spaced frame and the lower cross-spaced frame, and a plurality of cross arm supports are arranged on the upper portion of the support body.
Further, the hypotenuse roof beam A of this scheme, be equipped with stiffening beam A in the region that hypotenuse roof beam B and the landing leg of support body enclose, stiffening beam B, stiffening beam C, stiffening beam A's one end and hypotenuse roof beam A fixed connection, stiffening beam A's the other end and hypotenuse roof beam B fixed connection, stiffening beam B's one end and hypotenuse roof beam B fixed connection, stiffening beam B's the other end and landing leg fixed connection, stiffening beam C's one end and landing leg fixed connection, stiffening beam C's the other end and hypotenuse roof beam A fixed connection.
Furthermore, the corner end edge of the landing leg is provided with a reinforcing rib plate A, one long side surface of the landing leg is provided with a plurality of reinforcing rib plates B, and the other long side surface of the landing leg is provided with a plurality of reinforcing rib plates C.
Further, the landing leg fixed connection through angle steel connecting piece A and support body is passed through between the horizontal boundary beam of this scheme's diaphragm frame, be equipped with connect the via hole A on one side of angle steel connecting piece A, connect the via hole B, be equipped with connect the via hole C on angle steel connecting piece A's the opposite side, connect the via hole D, angle steel connecting piece A passes through connect the via hole A and the horizontal boundary beam of one side, one side of landing leg forms the screw thread fixed connection based on the bolt, angle steel connecting piece A passes through connect the via hole B and forms the screw thread fixed connection based on the bolt with one side of landing leg, angle steel connecting piece A passes through connect the via hole C and the horizontal boundary beam of opposite side, the opposite side of landing leg forms the screw thread fixed connection based on the bolt, angle steel connecting piece A passes.
Still further, still be equipped with the cross arm support on the outside of the cross arm frame on the upper portion of the support body of this scheme, the cross arm support includes that the corner end with the landing leg of support body corresponds fixed connection's cross arm boundary beam A, cross arm boundary beam B, cross arm boundary beam C, is connected through cross arm boundary beam D between cross arm boundary beam A and cross arm boundary beam B, is connected through cross arm boundary beam E between cross arm boundary beam B and cross arm boundary beam C, is connected through cross arm boundary beam F between cross arm boundary beam C and cross arm boundary beam A.
Still further, the cross arm boundary beam A, cross arm boundary beam B, cross arm boundary beam C of this scheme is the cross arm boundary beam that the structure is the same, the side of the angle end of the landing leg of cross arm boundary beam and support body passes through angle steel connecting piece B fixed connection, be equipped with connect the through-hole E on one side of angle steel connecting piece B, connect the through-hole F, be equipped with connect the through-hole G on angle steel connecting piece A's the opposite side, connect the through-hole H, angle steel connecting piece B passes through connect the through-hole E, connect the through-hole F and form the screw thread fixed connection based on the bolt with the cross arm boundary beam, angle steel connecting piece B passes through connect the through-hole G and angle steel connecting piece A, the landing leg forms the screw thread fixed connection based on the bolt with angle steel connecting piece A through connect the through.
Further, the iron tower base of this scheme includes the base bottom plate, is equipped with the landing leg base on the base bottom plate, and the landing leg of support body is established on the landing leg base.
Furthermore, the landing leg base of this scheme is equipped with the part of increaseing with the base bottom plate between, and the part of increaseing is equipped with rotatory pull rod including increaseing the post on the upper end outside of increaseing the post, is equipped with the external screw thread on the lower extreme outside of increaseing the post, is equipped with vertical increaseing sleeve on the base bottom plate, is equipped with the internal thread on the telescopic inboard of increaseing, is equipped with the locking through-hole on the telescopic lower part lateral wall of increaseing, is equipped with locking bolt in the locking through-hole, and the lower extreme of increaseing the post stretches into and increases the sleeve and form screw thread.
Still further, the upper portion of the height-adjusting column of this scheme is cavity open-ended sleeve structure, is equipped with elastomeric element in the upper portion of height-adjusting column, and the bottom of landing leg base is equipped with vertical spliced pole, and the spliced pole stretches into and becomes elastic connection through elastomeric element and height-adjusting column in the upper portion of height-adjusting column.
The power transmission iron tower adopts the improved tower type and profile structure, enhances the structural performance of the iron tower, reduces the manufacturing cost, and has the characteristics of better structural performance and manufacturing cost saving.
Drawings
Fig. 1 is a schematic diagram of a transmission tower.
FIG. 2 is a schematic view of the orientation of the iron tower base taken on section A-A in FIG. 1.
Fig. 3 is a schematic sectional view taken along section B-B in fig. 1.
Fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.
Fig. 5 is a schematic cross-sectional view of section C-C in fig. 1.
Fig. 6 is a partially enlarged schematic view of a portion B in fig. 5.
Fig. 7 is a schematic partial cross-sectional view of a pylon base.
The tower comprises a tower base 100, a base bottom plate 110, a leg base 120, a heightening column 131, a rotary pull rod 132, an external thread 133, a heightening sleeve 134, a locking bolt 135, an elastic part 136, a tower body support 200, a leg 210, a strong rib plate A211, a reinforcing rib plate B212, a reinforcing rib plate C213, a cross arm frame 220, a cross arm beam 221, an angle steel connecting piece A222, an angle steel connecting piece B223, a reinforcing beam A231, a reinforcing beam B232, a reinforcing beam C233, a cross arm support 240, a cross arm beam A241, a cross arm beam B242, a cross arm beam C243, a cross arm beam D244, a cross arm beam E245 and a cross arm beam F246.
Detailed Description
As shown in fig. 1, the power transmission iron tower comprises an iron tower base and a tower body support, wherein the tower body support is arranged on the iron tower base and comprises a triangular frustum-shaped support body, supporting legs of the support body are angle steel sections with the cross sections being in an a shape, a plurality of cross frame frames are arranged on the side faces of the support body in a spaced ring mode, a bevel edge beam a and a bevel edge beam B which are arranged in a crossed mode are arranged between cross edge beams on the same plane of the side faces of the support body and of the adjacent cross frame frames, and a plurality of cross arm supports are arranged on the upper portion of the support body. According to the scheme, the improved tower type and section structure is adopted, the structural performance of the iron tower is enhanced, the manufacturing cost is reduced, the support body in the shape of the triangular frustum and the support leg structure of the angle steel section with the cross section in the shape of the A are adopted, the overall performance of the structure is enhanced, the consumption of manufacturing raw materials is reduced, and the manufacturing cost is greatly reduced.
In order to strengthen the structural performance of the support body, improve the ability of resisting external action, the hypotenuse roof beam A of this scheme, be equipped with stiffening beam A in the region that hypotenuse roof beam B and the landing leg of support body enclose, stiffening beam B, stiffening beam C, stiffening beam A's one end and hypotenuse roof beam A fixed connection, stiffening beam A's the other end and hypotenuse roof beam B fixed connection, stiffening beam B's one end and hypotenuse roof beam B fixed connection, stiffening beam B's the other end and landing leg fixed connection, stiffening beam C's one end and landing leg fixed connection, stiffening beam C's the other end and hypotenuse roof beam A fixed connection. Similarly, as shown in fig. 2, the corner edge of the landing leg of the scheme is provided with a reinforcing rib plate a, one long side surface of the landing leg is provided with a plurality of reinforcing rib plates B, and the other long side surface of the landing leg is provided with a plurality of reinforcing rib plates C.
In order to realize the strengthening function of the diaphragm frame and improve the connection stability of the components, as shown in figures 3 and 4, the diaphragm frame of the scheme is fixedly connected with the supporting legs of the bracket body through an angle steel connecting piece A, one side of the angle steel connecting piece A is provided with a connecting through hole A and a connecting through hole B, the other side of the angle steel connecting piece A is provided with a connecting through hole C, and the angle steel connecting piece A forms a thread fixed connection based on a bolt through the connecting through hole A and the transverse edge beam on one side and one side of the supporting leg, the angle steel connecting piece A forms a thread fixed connection based on a bolt through the connecting through hole B and one side of the supporting leg, the angle steel connecting piece A forms a thread fixed connection based on a bolt through the connecting through hole C and the transverse edge beam on the other side and the other side of the supporting leg, and the angle steel connecting piece A forms a thread fixed connection based on a bolt through the connecting through hole D and the other side of the supporting leg. Based on above scheme, in order to realize the function of cross arm, this scheme has still disclosed specific cross arm structure, as shown in fig. 5, 6, still be equipped with the cross arm support on the outside of the cross arm frame on the upper portion of support body, the cross arm support includes that the corner end with the landing leg of support body corresponds fixed connection's cross arm boundary beam A, cross arm boundary beam B, cross arm boundary beam C, be connected through cross arm boundary beam D between cross arm boundary beam A and cross arm boundary beam B, be connected through cross arm boundary beam E between cross arm boundary beam B and cross arm boundary beam C, be connected through cross arm boundary beam F between cross arm boundary beam C and cross arm boundary beam A. Further, in order to strengthen the connection stability of the cross arm structure and the tower body, the cross arm boundary beam A, the cross arm boundary beam B and the cross arm boundary beam C are cross arm boundary beams with the same structure, the cross arm boundary beam is fixedly connected with the side face of the corner end of the support leg of the bracket body through an angle steel connecting piece B, one side of the angle steel connecting piece B is provided with a connecting through hole E and a connecting through hole F, the other side of the angle steel connecting piece A is provided with a connecting through hole G and a connecting through hole H, the angle steel connecting piece B is fixedly connected with the cross arm boundary beam through the connecting through hole E and a bolt, the angle steel connecting piece B is fixedly connected with the angle steel connecting piece A, the cross arm and the support leg through the connecting through hole G, the angle steel connecting piece B is fixedly connected with the angle steel connecting piece A through the connecting through hole H and the support.
In order to realize the function of the iron tower base, as shown in fig. 1, the iron tower base comprises a base bottom plate, a supporting leg base is arranged on the base bottom plate, and supporting legs of the support body are arranged on the supporting leg base. Based on above scheme, in order to deal with the ground motion, subside the problem of bringing, this scheme still discloses the scheme that the landing leg was increaseed, as shown in fig. 7, be equipped with between landing leg base and the base bottom plate and increase the part, it is including increaseing the post to increase the part, be equipped with rotatory pull rod on the upper end outside of increaseing the post, be equipped with the external screw thread on the lower extreme outside of increaseing the post, be equipped with vertical heightening sleeve on the base bottom plate, be equipped with the internal thread on heightening telescopic inboard, be equipped with the locking through-hole on heightening telescopic lower part lateral wall, be equipped with locking bolt in the locking through-hole, the lower extreme of heightening the post stretches into and increases sleeve formation screw thread. Further, in order to deal with the influence of the instantaneous vibration of the foundation on the tower body structure, the scheme also discloses a buffering scheme, namely that the upper part of the heightening column is of a hollow open sleeve structure, an elastic part is arranged in the upper part of the heightening column, a vertical connecting column is arranged at the bottom of the supporting leg base, and the connecting column stretches into the upper part of the heightening column and is elastically connected with the heightening column through the elastic part.
The scheme is not limited to the content disclosed in the specific embodiment, the technical solutions presented in the examples can be extended based on the understanding of those skilled in the art, and simple alternatives made by those skilled in the art according to the scheme and the common general knowledge also belong to the scope of the scheme.
Claims (9)
1. Steel pylons, characterized by includes iron tower base, body of the tower support, the body of the tower is propped up and is established on the iron tower base, the body of the tower support includes the support body of three prismatic table forms, the landing leg of support body is the transversal angle steel section bar of personally submitting "A" shape, the spacer ring is equipped with a plurality of diaphragm frames on the side of support body, and is adjacent from top to bottom the position of diaphragm frame is equipped with cross arrangement's hypotenuse roof beam A, hypotenuse roof beam B between the sideslip roof beam on the coplanar of the side of support body, the upper portion of support body is equipped with a plurality of cross arm supports.
2. The tower of claim 1, wherein a reinforcement beam A, a reinforcement beam B, and a reinforcement beam C are disposed in an area surrounded by the sloping side beam A, the sloping side beam B, and the support leg of the bracket body, one end of the reinforcement beam A is fixedly connected to the sloping side beam A, the other end of the reinforcement beam A is fixedly connected to the sloping side beam B, one end of the reinforcement beam B is fixedly connected to the sloping side beam B, the other end of the reinforcement beam B is fixedly connected to the support leg, one end of the reinforcement beam C is fixedly connected to the support leg, and the other end of the reinforcement beam C is fixedly connected to the sloping side beam A.
3. The steel pylons according to claim 1, wherein reinforcing ribs a are provided on the corner edge of the leg, a plurality of reinforcing ribs B are provided on one long side of the leg, and a plurality of reinforcing ribs C are provided on the other long side of the leg.
4. The pylon according to claim 1 wherein the cross beams of the diaphragm frames are fixedly connected to the legs of the frame body by angle steel connectors A, a connecting through hole A and a connecting through hole B are arranged on one side of the angle steel connecting piece A, a connecting through hole C and a connecting through hole D are arranged on the other side of the angle steel connecting piece A, the angle steel connecting piece A is fixedly connected with one side of the transverse edge beam and one side of the supporting leg on one side through the connecting through hole A by screw threads based on bolts, the angle steel connecting piece A is fixedly connected with one side of the supporting leg through the connecting through hole B by screw threads based on bolts, the angle steel connecting piece A is fixedly connected with the other sides of the cross edge beam and the supporting leg on the other side through the connecting through hole C by screw threads based on bolts, the angle steel connecting piece A is fixedly connected with the other side of the supporting leg through the connecting through hole D in a bolt-based threaded mode.
5. The tower of claim 4 wherein the cross arm brace is further disposed on an outer side of a cross arm border of the upper portion of the brace body, the cross arm brace includes a cross arm edge beam A, a cross arm edge beam B, and a cross arm edge beam C, the cross arm edge beam A, the cross arm edge beam B, and the cross arm edge beam C are fixedly connected to corner ends of the legs of the brace body, the cross arm edge beam A and the cross arm edge beam B are connected by a cross arm edge beam D, the cross arm edge beam B and the cross arm edge beam C are connected by a cross arm edge beam E, and the cross arm edge beam C and the cross arm edge beam A are connected by a cross arm edge beam F.
6. The pylon according to claim 5 wherein the cross arm edge beams A, B and C are identical cross arm edge beams, the cross arm edge beams are fixedly connected to the side faces of the corner ends of the legs of the bracket body by angle steel connectors B, one side of each angle steel connector B is provided with a connecting through hole E and a connecting through hole F, the other side of each angle steel connector A is provided with a connecting through hole G and a connecting through hole H, each angle steel connector B is fixedly connected with the cross arm edge beam by a bolt through the connecting through hole E and the connecting through hole F, each angle steel connector B is fixedly connected with the angle steel connectors A, the cross arm beams and the legs by a bolt through the connecting through holes G, and each angle steel connector B is fixedly connected with the angle steel connectors A, the cross arm beams and the legs by the connecting through holes H, The legs form a screw-based threaded fixed connection.
7. The tower base of claim 1, wherein the tower base comprises a base bottom plate, a leg base is disposed on the base bottom plate, and the legs of the support body are disposed on the leg base.
8. The steel pylons according to claim 7, wherein height adjustment members are disposed between the leg base and the base bottom plate, the height adjustment members include height adjustment columns, rotary pull rods are disposed on outer sides of upper ends of the height adjustment columns, external threads are disposed on outer sides of lower ends of the height adjustment columns, vertical height adjustment sleeves are disposed on the base bottom plate, internal threads are disposed on inner sides of the height adjustment sleeves, locking through holes are disposed on side walls of lower portions of the height adjustment sleeves, locking bolts are disposed in the locking through holes, the lower ends of the height adjustment columns extend into the height adjustment sleeves to form threaded height adjustment sliding connections, and the locking bolts are screwed into and lock the lower ends of the height adjustment columns.
9. The steel pylons according to claim 8, wherein the height-adjustable columns are hollow and open-ended sleeves, elastic members are arranged in the upper portions of the height-adjustable columns, vertical connecting columns are arranged at the bottoms of the leg bases, and the connecting columns extend into the upper portions of the height-adjustable columns and are elastically connected with the height-adjustable columns through the elastic members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910764487.3A CN112392321A (en) | 2019-08-19 | 2019-08-19 | Power transmission iron tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910764487.3A CN112392321A (en) | 2019-08-19 | 2019-08-19 | Power transmission iron tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112392321A true CN112392321A (en) | 2021-02-23 |
Family
ID=74603466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910764487.3A Pending CN112392321A (en) | 2019-08-19 | 2019-08-19 | Power transmission iron tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112392321A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201605868U (en) * | 2010-03-06 | 2010-10-13 | 济宁圣和网络设备有限公司 | Communication tower |
| CN201649770U (en) * | 2010-04-25 | 2010-11-24 | 山东祥冠铁塔制造有限公司 | Triangle-tube communication tower |
| CN203247917U (en) * | 2013-04-10 | 2013-10-23 | 山西晋城煤业集团勘察设计院有限公司 | Reinforced iron tower for power transmission lines in gob area |
| CN103590646A (en) * | 2013-11-11 | 2014-02-19 | 国家电网公司 | Triangular fracture surface angle steel tower for power transmission line |
| CN205046911U (en) * | 2015-07-27 | 2016-02-24 | 国家电网公司 | Triangle -shaped section steel pylons |
| CN205276989U (en) * | 2015-12-09 | 2016-06-01 | 国家电网公司 | Steel pylons in non - quadrangle cross section |
| CN206722518U (en) * | 2017-05-23 | 2017-12-08 | 刘会兰 | A kind of radio and television launching tower |
| CN108560985A (en) * | 2018-01-30 | 2018-09-21 | 山东博发智能科技有限公司 | A kind of power transmission tower convenient for adjusting height |
-
2019
- 2019-08-19 CN CN201910764487.3A patent/CN112392321A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201605868U (en) * | 2010-03-06 | 2010-10-13 | 济宁圣和网络设备有限公司 | Communication tower |
| CN201649770U (en) * | 2010-04-25 | 2010-11-24 | 山东祥冠铁塔制造有限公司 | Triangle-tube communication tower |
| CN203247917U (en) * | 2013-04-10 | 2013-10-23 | 山西晋城煤业集团勘察设计院有限公司 | Reinforced iron tower for power transmission lines in gob area |
| CN103590646A (en) * | 2013-11-11 | 2014-02-19 | 国家电网公司 | Triangular fracture surface angle steel tower for power transmission line |
| CN205046911U (en) * | 2015-07-27 | 2016-02-24 | 国家电网公司 | Triangle -shaped section steel pylons |
| CN205276989U (en) * | 2015-12-09 | 2016-06-01 | 国家电网公司 | Steel pylons in non - quadrangle cross section |
| CN206722518U (en) * | 2017-05-23 | 2017-12-08 | 刘会兰 | A kind of radio and television launching tower |
| CN108560985A (en) * | 2018-01-30 | 2018-09-21 | 山东博发智能科技有限公司 | A kind of power transmission tower convenient for adjusting height |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205604527U (en) | Building antidetonation exterior wall cladding | |
| CN205399411U (en) | Ground pile for construction | |
| CN210737376U (en) | Bent cap template with adjustable side direction angle | |
| CN102661040B (en) | Combined early-disassembly template device | |
| CN207739718U (en) | Steel structure earthquake-resistant frame structure and steel construction assembled anti-knock building | |
| CN112392321A (en) | Power transmission iron tower | |
| CN210917717U (en) | Connecting structure of corridor | |
| CN101519921A (en) | Triangular communication tower with small variable slope | |
| CN211228151U (en) | Novel template support frame is used in public road bridge roof beam construction | |
| CN111663772A (en) | Aluminum alloy template boundary beam triangle bracing reinforcing apparatus | |
| CN219033536U (en) | Steel structure beam column | |
| CN207775919U (en) | A kind of framework house anti-seismic foundation | |
| CN216475548U (en) | Steel house room crossbeam strutting arrangement | |
| CN206800197U (en) | Cable-stayed bridge beam body, which pours, uses template assembly | |
| CN218479520U (en) | L-shaped bottom plate cantilever frame | |
| CN216429106U (en) | Building structure's reinforcement connecting device | |
| CN207943731U (en) | Elevator car frame column | |
| CN210238314U (en) | Bent cap template with lateral adjustment fixing mechanism | |
| CN219471630U (en) | Building construction reinforcing apparatus | |
| CN220014448U (en) | Building jacking | |
| CN211286653U (en) | Adjustable vertical edge, back edge and template combined structure | |
| CN218324090U (en) | Assembled high-bearing buckling-restrained brace device | |
| CN212376267U (en) | Aluminum alloy template boundary beam triangle bracing reinforcing apparatus | |
| CN220954637U (en) | Beam mold supporting frame | |
| CN214402723U (en) | Y type batter post adjustable triangular supports bed-jig |
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: 20210223 |