CN217781737U - Single-column high-pier capping beam construction support - Google Patents
Single-column high-pier capping beam construction support Download PDFInfo
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- CN217781737U CN217781737U CN202221281231.0U CN202221281231U CN217781737U CN 217781737 U CN217781737 U CN 217781737U CN 202221281231 U CN202221281231 U CN 202221281231U CN 217781737 U CN217781737 U CN 217781737U
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- 238000010276 construction Methods 0.000 title claims abstract description 47
- 238000009826 distribution Methods 0.000 claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000009415 formwork Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 description 10
- 239000004567 concrete Substances 0.000 description 4
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 229910000754 Wrought iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000007493 shaping process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a single-column high-pier capping beam construction bracket, relating to the technical field of bridge construction; the method comprises the following steps: the two bracket brackets are oppositely arranged on the pier stud, the vertical surface of the supporting plate and the arc-shaped plate lean against the side wall of the pier stud, the first pull rod penetrates through the first through hole and the second through hole, two ends of the first pull rod are fixedly connected with the two first limiting plates respectively, and the inner end of the first vertical plate and the middle part of the first pull rod are embedded in the pier stud; the main cross beam is fixedly connected with the upper surface of the second transverse plate, the distribution beams are fixedly connected with the main cross beam, and the distribution beams are arranged at intervals. The utility model has the advantages that: the first pull rod connects two bracket brackets which are arranged oppositely into a whole, the first pull rod and the first vertical plate are pre-embedded in the pier stud, so that the bracket brackets are fixed on the pier stud, the bracket brackets are reinforced by the supporting plate, the strength, the bearing capacity and the stability of the whole structure are greatly improved, and the bracket brackets serve as bearing frames, so that a bearing area for capping beam construction is created on the pier stud.
Description
Technical Field
The utility model relates to a bridge construction technical field specifically relates to a single-column high mound bent cap construction support.
Background
The capping beam refers to a cross beam provided at the top of the bent pier for supporting, distributing and transferring the load of the upper structure. Also called cap beam, a beam of reinforced concrete or less reinforced concrete is arranged on the bridge pier or the row piles. Along with the continuous construction of the single-column pier bridge in China, the technology is mature continuously, the single-column pier bridge is widely applied to the construction of urban overpasses, expressways and the like, only one fulcrum is arranged in the middle of the whole bridge deck in the design structure of the single-column pier bridge, and the fulcrum plays a specific supporting role in the whole bridge. High piers are often adopted in the bridge with complex terrain in the mountainous area, the construction period of the high piers is long, the terrain and pier body height in the mountainous area are limited, and the construction by a floor cast-in-place support method cannot be adopted.
Utility model patent document No. CN205152811U discloses single-column pier bent cap construction structure based on fastener type steel pipe support, and this is that starting to upwards build fastener type steel pipe support from ground, and fastener type steel pipe support upper portion is provided with the middle part bracket that supports the bent cap shaping template and two lateral part supports that support prestress tension platform respectively. The technical scheme is not suitable for rugged terrains, more higher fastener type steel pipe supports need to be built for very high piers, the cost is very high, and the safety is poor.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in providing a single-column high mound bent cap construction support and construction mode, establish the bearing area who is used for the bent cap construction on the pier stud.
The utility model discloses a realize like this:
the utility model provides a single-column high mound bent cap construction support, includes:
pier stud, bracket, first tie rod, main beam and distribution beam;
the bracket comprises a supporting plate, a first transverse plate, a second transverse plate, an arc-shaped plate, a first vertical plate and a first limiting plate, wherein the horizontal plane of the supporting plate is fixedly connected with the lower surface of the first transverse plate, the second transverse plate is parallel to the upper side of the first transverse plate, the arc-shaped plate, the first vertical plate and the first limiting plate are fixedly arranged between the first transverse plate and the second transverse plate, the arc-shaped plate is provided with a first through hole, the first limiting plate is provided with a second through hole, and the second through hole is aligned to the first through hole;
the two bracket brackets are oppositely arranged on the pier stud, the vertical surface of the supporting plate and the arc-shaped plate are leaned against the side wall of the pier stud, the first pull rod penetrates through the first through hole and the second through hole, two ends of the first pull rod are fixedly connected with the two first limiting plates respectively, and the inner end of the first vertical plate and the middle part of the first pull rod are buried in the pier stud;
the main cross beam is fixedly connected with the upper surface of the second transverse plate, the distributing beams are fixedly connected with the main cross beam, and the distributing beams are arranged at intervals.
Furthermore, the pull rod further comprises first nuts, two ends of the first pull rod are respectively in locking connection with the two first nuts, and the first nuts abut against the first limiting plate.
The bracket further comprises a second pull rod and a second nut, the bracket further comprises a second vertical plate and a second limiting plate, the inner end of the second vertical plate is fixedly connected with the arc-shaped plate, the arc-shaped plate is provided with a third through hole, the third through hole is positioned in the middle of the arc-shaped plate, the second limiting plate is provided with a fourth through hole, and the fourth through hole is aligned with the third through hole;
the second pull rod penetrates through the third through hole and the fourth through hole, two ends of the second pull rod are respectively in locking connection with the two second nuts, the second nuts abut against the second limiting plate, and the middle of the second pull rod is buried in the pier stud.
Further, the inside of pier stud has the reinforcing bar of vertical setting, and is a plurality of the reinforcing bar is circumference interval distribution, first riser, first pull rod, second pull rod are adjacent at two of corresponding position pass between the reinforcing bar.
Furthermore, the outer end of the first vertical plate is fixedly connected with the first limiting plate, the first vertical plate is perpendicular to the first limiting plate, the outer end of the second vertical plate is fixedly connected with the second limiting plate, and the second vertical plate is perpendicular to the second limiting plate.
Further, the two first pull rods are symmetrically arranged on two sides of the second pull rod.
Furthermore, the bent cap construction formwork further comprises a bent cap construction formwork, and the bent cap construction formwork is laid on the distribution beam.
The utility model has the advantages of: 1. two bracket brackets that first pull rod will set up relatively are connected as an organic wholely, and first pull rod and first riser are pre-buried in the inside of pier stud to make the bracket be fixed in the pier stud, bracket is strengthened to the backup pad, improves overall structure's intensity, bearing capacity and stability by a wide margin, and bracket has realized that the bearing area who is used for the bent cap construction has been established on the pier stud as the bearing frame. 2. First pull rod symmetry sets up the both sides at the second pull rod, helps evenly distributed effort, increases the length of main beam, enlarges the bearing area. 3. First riser, first pull rod and second pull rod avoid the reinforcing bar in the pier stud when pre-buried, have avoided the damage to pier stud structural stability effectively. 4. The utility model takes the first vertical plate, the first pull rod and the second pull rod as embedded parts, and cuts off the embedded parts after the construction is finished, thereby ensuring the structural stability of the pier stud; the utility model discloses need not to set up the hole on fashioned pier stud, insert the rod iron as the bearing fulcrum toward the hole again, set up the hole and cause the hole concrete production crackle all around or concrete placement is not full easily, causes the structural stability of pier stud to reduce.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is the utility model discloses a single-column high mound bent cap construction support's structure schematic front view.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a top view of the cap beam of fig. 1 with the cap beam removed.
Fig. 4 is a schematic view of the first vertical plate, the first pull rod and the second pull rod of the present invention embedded in the pier stud.
Fig. 5 is a schematic front view of the bracket of the present invention.
Fig. 6 is a left side view of fig. 5.
Fig. 7 is a top view of fig. 5.
Fig. 8 is a schematic diagram of the present invention wherein two bracket brackets are disposed on the top of the pier at the first elevation.
Fig. 9 is a schematic view of the present invention, in which a second elevation pier is poured on the top surface of the first elevation pier.
Fig. 10 is a schematic front view of the first riser, the first pull rod and the second pull rod exposed from the second elevation pier stud of the present invention.
Fig. 11 is a left side view of fig. 10.
Fig. 12 is a top view of fig. 10.
Reference numerals are as follows: pier stud 1; reinforcing steel bars 11; a first elevation pier 12; a second elevation pier stud 13; a bracket 2; a support plate 21; a first transverse plate 22; a second transverse plate 23; an arc-shaped plate 24; a first via 241; a third through hole 242; a first riser 25; a first stopper plate 26; a second through-hole 261; a second riser 27; a second restriction plate 28; a fourth through hole 281; a first pull rod 3; a first nut 31; a main cross beam 4; a distribution beam 5; a second pull rod 6; a second nut 61; a capping beam 7.
Detailed Description
The embodiment of the utility model provides a through providing a single-column high mound bent cap construction support, solved among the prior art single-column bent cap construction and built a large amount of steel pipe support by ground upwards as the shortcoming of bearing frame, realized that the bearing area territory that is used for the bent cap construction and overall structure's intensity, bearing capacity and the high technological effect of stability are establish on the pier stud.
The embodiment of the utility model provides an in technical scheme for solving above-mentioned shortcoming, the general thinking as follows: two bracket brackets that first pull rod will set up relatively are connected as an organic wholely, and first pull rod and first riser are pre-buried in the inside of pier stud to make the bracket be fixed in the pier stud, the bracket is strengthened to the backup pad, improves overall structure's intensity, bearing capacity and stability by a wide margin, and the bracket is as the bearing frame, at bracket fixed connection main beam, main beam and distribution roof beam fixed connection, and the main beam forms the bearing area of bent cap construction with the distribution roof beam.
For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments.
Referring to fig. 1 to 12, the preferred embodiment of the present invention.
The utility model provides a single-column high pier bent cap construction support, includes: the device comprises a pier stud 1, a bracket 2, a first pull rod 3, a main beam 4 and a distribution beam 5; the bracket 2 comprises a supporting plate 21, a first transverse plate 22, a second transverse plate 23, an arc-shaped plate 24, a first vertical plate 25 and a first limiting plate 26, wherein the horizontal plane of the supporting plate 21 is fixedly connected with the lower surface of the first transverse plate 22, the second transverse plate 23 is parallel to the upper side of the first transverse plate 22, the arc-shaped plate 24, the first vertical plate 25 and the first limiting plate 26 are fixedly arranged between the first transverse plate 22 and the second transverse plate 23, the arc-shaped plate 24 is provided with a first through hole 241, the first limiting plate 26 is provided with a second through hole 261, and the second through hole 261 is aligned with the first through hole 241; the fixed connection among the support plate 21, the first transverse plate 22, the second transverse plate 23, the arc-shaped plate 24, the first vertical plate 25 and the first limit plate 26 of the bracket 2 is welding.
The two bracket brackets 2 are oppositely arranged on the pier stud 1, the vertical surface of the support plate 21 and the arc-shaped plate 24 are leaned against the side wall of the pier stud 1, the first pull rod 3 penetrates through the first through hole 241 and the second through hole 261, two ends of the first pull rod 3 are fixedly connected with the two first limiting plates 26 respectively, and the inner end of the first vertical plate 25 and the middle part of the first pull rod 3 are both embedded in the pier stud 1; two bracket brackets 2 that first pull rod 3 will set up relatively are connected as an organic wholely, and with first pull rod 3 and first riser 25 pre-buried in the inside of pier stud 1 to make bracket 2 be fixed in pier stud 1, bracket 2 is strengthened to backup pad 21, improves overall structure's intensity, bearing capacity and stability by a wide margin, and bracket 2 is as the bearing frame.
The main cross beam 4 is fixedly connected with the upper surface of the second transverse plate 23, the distribution beams 5 are fixedly connected with the main cross beam 4, and the distribution beams 5 are arranged at intervals; the main cross beams 4 and the distribution beams 5 form bearing areas for the capping beam construction, and the bearing areas for the capping beam construction are created on the pier stud 1. And the construction formwork for the bent cap (not shown) is laid on the distribution beam 5. The bent cap construction formwork is prior art and is used for casting the bent cap 7.
The two ends of the first pull rod 3 are respectively in locking connection with the two first nuts 31, and the first nuts 31 abut against the first limiting plate 26. Therefore, the first pull rod 3 and the first limit plate 26 can be assembled quickly, and the assembly efficiency is improved.
The bracket is characterized by further comprising a second pull rod 6 and a second nut 61, the bracket 2 further comprises a second vertical plate 27 and a second limiting plate 28, the inner end of the second vertical plate 27 is fixedly connected with the arc-shaped plate 24, the arc-shaped plate 24 is provided with a third through hole 242, the third through hole 242 is located in the middle of the arc-shaped plate 24, the second limiting plate 28 is provided with a fourth through hole 281, and the fourth through hole 281 is aligned with the third through hole 242; the second pull rod 6 penetrates through the third through hole 242 and the fourth through hole 281, two ends of the second pull rod 6 are respectively in locking connection with the two second nuts 61, the second nuts 61 abut against the second limiting plate 28, and the middle of the second pull rod 6 is buried in the pier stud 1. The second pull rod 6 is positioned in the middle of the bracket 2 and the pier stud 1; the structural rigidity of the corbel bracket 2 is further improved.
The two first pull rods 3 are symmetrically arranged on two sides of the second pull rod 6. Contributes to evenly distributing the acting force, increases the length of the main beam 4 and enlarges the bearing area.
The outer end of the first vertical plate 25 is fixedly connected with the first limiting plate 26, the first vertical plate 25 is perpendicular to the first limiting plate 26, the outer end of the second vertical plate 27 is fixedly connected with the second limiting plate 28, and the second vertical plate 27 is perpendicular to the second limiting plate 28. A first tie rod 3 has a first riser 25 on each side and a second tie rod 6 has a second riser 27 on each side.
The utility model takes the first vertical plate 25, the first pull rod 3 and the second pull rod 6 as the embedded parts, cuts off the embedded parts after the construction is finished, and removes the bent cap construction template (not shown), the distribution beam 5, the main beam 4 and the bracket 2, thereby ensuring the structural stability of the pier stud 1 and the intact appearance of the pier stud 1; the utility model discloses need not to set up the hole on fashioned pier stud, insert the rod iron as the bearing fulcrum toward the hole again, set up the hole and cause the hole concrete production crackle all around or concrete placement is not full easily, causes the structural stability of pier stud to reduce. The utility model discloses with bracket 2 who keeps away from ground as the bearing frame, put up bent cap construction templates (not shown in the figure) in the bearing area that main beam 4 and distributor beam 5 formed, carry out bent cap 7 and pour, need not to set up a large amount of steel pipe support from ground, reduce steel pipe support's cost.
In the present embodiment, referring to fig. 10 to 12, L1=3600mm, L2=12360mm, L3=3000mm, L4=6627mm, and d =3600mm. The dimensions here are merely illustrative, and the technical solution of the present invention is applicable to single-column high pier capping beams of other dimensions.
The utility model discloses a working method of single-column high pier bent cap construction support, including following step:
s1, pouring a pier stud to obtain a first elevation pier stud 12; pouring piers is prior art. In this embodiment, the height of first elevation pier stud is L5, and L5=1710mm.
S2, two bracket brackets 2 are arranged at the top of the first elevation pier stud 12 relatively, each bracket 2 comprises a supporting plate 21, a first transverse plate 22, a second transverse plate 23, an arc-shaped plate 24, a first vertical plate 25 and a first limiting plate 26, the horizontal plane of the supporting plate 21 is fixedly connected with the lower surface of the first transverse plate 22, the second transverse plate 23 is parallel to the upper side of the first transverse plate 22, the arc-shaped plate 24, the first vertical plate 25 and the first limiting plate 26 are all fixedly arranged between the first transverse plate 22 and the second transverse plate 23, a first through hole 241 is formed in the arc-shaped plate 24, a second through hole 261 is formed in the first limiting plate 26, and the second through hole 261 is aligned with the first through hole 241; the bracket 2 further comprises a second vertical plate 27 and a second limiting plate 28, the inner end of the second vertical plate 27 is fixedly connected with the arc-shaped plate 24, the arc-shaped plate 24 is provided with a third through hole 242, the third through hole 242 is located in the middle of the arc-shaped plate 24, the second limiting plate 28 is provided with a fourth through hole 281, and the fourth through hole 281 is aligned with the third through hole 242; the bracket 2 is used as a bearing frame. The bracket 2 is welded in advance, and then the bracket 2 is placed on top of the first elevation pier stud 12.
The vertical surface of the support plate 21 leans against the side wall of the first elevation pier stud 12, and the inner end of the first riser 25 is placed on the top surface of the first elevation pier stud 12; the inner end of the first riser 25 passes through two adjacent rebars 11 of a first elevation pier 12.
S3, the first pull rod 3 penetrates through the first through hole 241 and the second through hole 261, the middle of the first pull rod 3 is located above the top surface of the first elevation pier stud 12, and two ends of the first pull rod 3 are fixedly connected with the two first limiting plates 26 respectively; specifically, both ends of the first pull rod 3 are respectively locked by the first nuts 31, the first nuts 31 abut against the first limit plate 26, and the first pull rod 3 passes through two adjacent reinforcing bars 11. The second pull rod 6 penetrates through the third through hole 242 and the fourth through hole 281, the middle of the second pull rod 6 is located above the top surface of the first elevation pier stud 12, and two ends of the second pull rod 6 are respectively and fixedly connected with the two second limiting plates 28; specifically, two ends of the second pull rod 6 are respectively locked by second nuts 61, the second nuts 61 abut against the second limiting plate 28, and the second pull rod 6 penetrates through two adjacent steel bars 11; second pull rod 6 is located the intermediate position of bracket 2 and first elevation pier stud 12, and two second pull rods 6 are located the both sides of first pull rod 3 respectively.
S4, continuously pouring on the top surface of the first elevation pier stud 12 to obtain a second elevation pier stud 13, wherein the inner end of the first vertical plate 25, the middle part of the first pull rod 3 and the middle part of the second pull rod 6 are all embedded in the second elevation pier stud 13, and at the moment, the arc-shaped plate 24 leans against the side wall of the second elevation pier stud 13; first riser 25, first pull rod 3 and second pull rod 6 avoid the reinforcing bar 11 in the pier stud when pre-buried, have avoided the damage to pier stud structural stability effectively. The height of the second elevation pier is L6, L6=1290mm. The first elevation pier 12 and the second elevation pier 13 form a pier 1 for supporting the capping beam 7.
S5, fixedly connecting a main cross beam 4 to the upper surface of the second transverse plate 23, wherein the main cross beam 4 is also fixedly connected with distribution beams 5, and the distribution beams 5 are arranged at intervals; the main transverse beams 4 and the distribution beams 5 form a bearing area for the capping construction.
S6, laying a capping beam construction template (not shown) above the main cross beam 4 and the distribution beam 5; bent cap construction forms are prior art.
And S7, matching the bent cap construction template, and continuously pouring the top surface of the second elevation pier stud 13 to obtain a bent cap 7.
S8, removing the capping beam construction formwork (not shown), the distribution beam 5, the main cross beam 4 and the bracket 2, and cutting off the first vertical plate 25, the first pull rod 3 and the second pull rod 6 exposed out of the second elevation pier stud 13. Ensure the structural stability of the pier stud and the intact appearance of the pier stud.
Although specific embodiments of the invention have been described herein, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, as equivalent modifications and variations within the spirit of the invention are intended to be covered by the appended claims.
Claims (7)
1. The utility model provides a single-column high pier bent cap construction support which characterized in that includes:
pier stud, bracket, first tie rod, main beam and distribution beam;
the bracket comprises a supporting plate, a first transverse plate, a second transverse plate, an arc-shaped plate, a first vertical plate and a first limiting plate, wherein the horizontal plane of the supporting plate is fixedly connected with the lower surface of the first transverse plate, the second transverse plate is parallel to the upper side of the first transverse plate, the arc-shaped plate, the first vertical plate and the first limiting plate are fixedly arranged between the first transverse plate and the second transverse plate, the arc-shaped plate is provided with a first through hole, the first limiting plate is provided with a second through hole, and the second through hole is aligned to the first through hole;
the two bracket brackets are oppositely arranged on the pier stud, the vertical surface of the supporting plate and the arc-shaped plate are leaned against the side wall of the pier stud, the first pull rod penetrates through the first through hole and the second through hole, two ends of the first pull rod are fixedly connected with the two first limiting plates respectively, and the inner end of the first vertical plate and the middle part of the first pull rod are buried in the pier stud;
the main beam is fixedly connected with the upper surface of the second transverse plate, the distribution beams are fixedly connected with the main beam, and the distribution beams are arranged at intervals.
2. The support frame for constructing the single-column high-pier capping beam according to claim 1, further comprising first nuts, wherein two ends of the first pull rod are respectively connected with the two first nuts in a locking manner, and the first nuts abut against the first limiting plate.
3. The single-column high pier capping beam construction support according to claim 2, further comprising a second pull rod and a second nut, wherein the bracket further comprises a second vertical plate and a second limiting plate, the inner end of the second vertical plate is fixedly connected with the arc-shaped plate, the arc-shaped plate is provided with a third through hole, the third through hole is located in the middle of the arc-shaped plate, the second limiting plate is provided with a fourth through hole, and the fourth through hole is aligned with the third through hole;
the second pull rod penetrates through the third through hole and the fourth through hole, two ends of the second pull rod are respectively in locking connection with the two second nuts, the second nuts abut against the second limiting plate, and the middle of the second pull rod is buried in the pier stud.
4. The support of claim 2, wherein the pier column is provided with vertically arranged steel bars inside, the steel bars are distributed at intervals around the circumference, and the first vertical plate, the first pull rod and the second pull rod pass through the steel bars between two adjacent steel bars at corresponding positions.
5. The single-column high-pier capping beam construction support of claim 3, wherein the outer end of the first vertical plate is fixedly connected with the first limiting plate, the first vertical plate is perpendicular to the first limiting plate, the outer end of the second vertical plate is fixedly connected with the second limiting plate, and the second vertical plate is perpendicular to the second limiting plate.
6. The single-column high-pier capping beam construction bracket according to claim 3, wherein two first pull rods are symmetrically arranged on two sides of the second pull rod.
7. The single-column high-pier capping beam construction bracket according to claim 1, further comprising a capping beam construction formwork, wherein the capping beam construction formwork is laid on the distribution beam.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221281231.0U CN217781737U (en) | 2022-05-26 | 2022-05-26 | Single-column high-pier capping beam construction support |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221281231.0U CN217781737U (en) | 2022-05-26 | 2022-05-26 | Single-column high-pier capping beam construction support |
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| CN217781737U true CN217781737U (en) | 2022-11-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162166A (en) * | 2022-05-26 | 2022-10-11 | 福建祝融工程机械有限公司 | Single-column high-pier capping beam construction support and construction method thereof |
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2022
- 2022-05-26 CN CN202221281231.0U patent/CN217781737U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162166A (en) * | 2022-05-26 | 2022-10-11 | 福建祝融工程机械有限公司 | Single-column high-pier capping beam construction support and construction method thereof |
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