CN115418958A - Pier column reinforcement cage fixing auxiliary clamp and fixing method - Google Patents
Pier column reinforcement cage fixing auxiliary clamp and fixing method Download PDFInfo
- Publication number
- CN115418958A CN115418958A CN202211111893.8A CN202211111893A CN115418958A CN 115418958 A CN115418958 A CN 115418958A CN 202211111893 A CN202211111893 A CN 202211111893A CN 115418958 A CN115418958 A CN 115418958A
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- reinforcement cage
- clamping
- pier stud
- locking
- assemblies
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000000712 assembly Effects 0.000 claims abstract description 49
- 238000000429 assembly Methods 0.000 claims abstract description 49
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 47
- 239000010959 steel Substances 0.000 claims abstract description 47
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 10
- 238000003466 welding Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to an auxiliary fixture for fixing a pier stud reinforcement cage, which comprises two clamping components which are oppositely arranged, wherein the bottom of each clamping component is fixedly connected with a bearing platform, and the reinforcement cage is accommodated between the two clamping components; the two ends of each locking component are respectively connected with the two clamping components; the first end of each supporting piece is fixedly connected with the bearing platform, and the second end of each supporting piece is fixedly connected with each clamping assembly. The use of the clamp comprises the following steps: fixing the bottoms of the two clamping assemblies on a bearing platform, so that the reinforcement cage can be accommodated between the two clamping assemblies; locking the bottom and top of the two clamping assemblies by using a plurality of locking assemblies; the support is fixed on the outer sides of the two clamping assemblies. The steel reinforcement cage positioning device can effectively prevent the steel reinforcement cage from shifting due to external force in the construction process while accurately positioning the steel reinforcement cage by using the clamp, and improves the anti-overturning capacity of the steel reinforcement cage.
Description
Technical Field
The invention relates to the technical field of bridge construction auxiliary equipment application, in particular to an auxiliary fixture and a fixing method for pier stud reinforcement cage fixing.
Background
With the vigorous development of national infrastructure, the application of the integral hoisting process of the pier stud reinforcement cage in the field of bridge construction is increasingly wide. The modern society pursues not only quality and benefit, but also civilization, safety and simplification of construction process.
In the bridge engineering construction process, due to the diversity of pier stud height and form, how to carry out the refined installation location to integral hoisting's pier stud steel reinforcement cage and effectively prevent that high big pier stud from warping and toppling becomes the key problem. The steel reinforcement cage positioning in the bridge engineering construction industry at home and abroad mainly comprises welding positioning stirrups on bearing platform steel bars, and the steel wire ropes are only tied at the tops of the tall piers for preventing the toppling of the tall piers. The method not only increases the using amount of the steel bars and cannot accurately position the steel bar cage, but also cannot effectively ensure the safety and the stability.
Therefore, the invention provides a positioning and overturn-preventing device for integral hoisting construction of a pier column reinforcement cage in construction. The device still need consider the variety of bridge pier column size, and the device needs to satisfy the turnover and utilizes the variety with adaptation bridge pier column size. As shown in fig. 1, at present, the pier stud reinforcement cage 90 is mainly positioned at home in a mode of welding the positioning stirrups 91 on the top surface of a bearing platform 100 through steel bars, and the reinforcement cage 90 is fixed only by drawing four steel wire ropes at the top of the reinforcement cage.
The reinforcement cage is positioned by welding stirrups, and the reinforcing steel bars on the surface layer of the bearing platform are easily disturbed in the construction process of the bearing platform, so that the plane position of the pier stud reinforcement cage is influenced. The steel wire rope is used for fixing the steel wire cage, the position of the top of the steel wire cage can only be guaranteed, a larger construction site needs to be occupied for guaranteeing the angle of the steel wire rope when the tall and big steel wire cage is fixed, the position of the lower part of the steel wire rope does not have a fixing measure completely, and the steel wire rope has the risk of overturning.
Disclosure of Invention
In order to solve the above problems, the present invention provides an auxiliary fixture for fixing a pier reinforcement cage, comprising:
the two clamping assemblies are arranged at the top of the bearing platform, the bottom of each clamping assembly is fixedly connected with the bearing platform, and the steel bar cage is accommodated between the two clamping assemblies;
the two ends of each locking component are respectively connected with the two clamping components;
the first end of each supporting piece is fixedly connected with the bearing platform and extends towards the clamping component in an inclined mode at an angle with the top surface of the bearing platform, and the second end of each supporting piece is fixedly connected with each clamping component.
Preferably, the clamping assembly comprises: the first rod pieces are horizontally arranged side by side, and the first rod pieces positioned at the bottom are fixedly connected with the bearing platform; and second rod pieces vertically arranged along the extending direction of the first rod piece at intervals; and the second rod piece is fixedly connected between every two adjacent first rod pieces.
Preferably, a plurality of said locking assemblies are provided between the bottom and top of the two clamping assemblies.
Preferably, the locking assembly comprises a third rod penetrating through the two clamping assemblies and a locking member for locking the penetrating end of the third rod.
Preferably, the third rod piece is a threaded steel counter pull rod, and the locking piece is a nut and a gasket.
Preferably, the supports are symmetrically arranged on both sides of the two clamping assemblies.
Preferably, the second end of the supporting member is further fixedly connected with a twisting lug, and the twisting lug is connected with the clamping assembly through a fastener.
Preferably, the first rod piece and the second rod piece are I-shaped steel.
Preferably, the support member is an i-steel.
The invention also provides a pier stud reinforcement cage fixing method, which is realized by adopting the auxiliary fixture and comprises the following steps:
fixing the bottoms of the two clamping assemblies on a bearing platform, so that the reinforcement cage can be accommodated between the two clamping assemblies;
locking the bottom and top of the two clamping assemblies by using a plurality of locking assemblies;
the outer sides of the two clamping assemblies are supported using supports.
Compared with the traditional mode of welding the stirrups to position the reinforcement cage, the pier stud reinforcement cage positioning device has the advantages that the pier stud reinforcement cage is accurately positioned by the clamp, and meanwhile, the reinforcement cage is effectively prevented from being deviated due to external force in the construction process, so that the quality of a pier stud is guaranteed. Compared with the traditional single fixing mode of tying the steel wire rope at the top of the pier stud, the steel wire rope fixing device can provide extra and powerful support for the bottom of the reinforcement cage within a proper range by using the clamp, so that the anti-overturning capacity of the reinforcement cage is improved. In addition, two groups of steel frames are tied by using finish-rolled deformed steel bars, so that the steel frame is also suitable for pier columns of different sizes and can be recycled for multiple times.
Drawings
FIG. 1 is a schematic view of a conventional reinforcement cage;
FIG. 2 is a front view of the fixture auxiliary clamp of the present invention;
FIG. 3 is a side view of the fixture attachment aid of the present invention;
FIG. 4 is a top view of the fixture assist clip of the present invention;
FIG. 5 is a schematic view of the support member of the present invention;
FIG. 6 is a schematic view of a hinge lug structure for connecting the supporting members according to the present invention;
FIG. 7 is a schematic view of the use of the fixture of the present invention;
FIG. 8 is a schematic view of the use of the fixture of the present invention.
Detailed Description
The auxiliary fixture for fixing a pier stud reinforcement cage and the fixing method according to the present invention will be described in detail with reference to the accompanying drawings and the following detailed description. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all drawn to a non-precise scale for the purpose of convenience and clarity only to aid in the description of the embodiments of the invention. To make the objects, features and advantages of the present invention comprehensible, reference is made to the accompanying drawings. It should be understood that the structures, ratios, sizes, etc. shown in the drawings and attached to the description are only for understanding and reading the disclosure of the present disclosure, and are not for limiting the scope of the present disclosure, so they do not have the essential meaning in the art, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should fall within the scope of the present disclosure without affecting the efficacy and the achievable purpose of the present disclosure.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
As shown in fig. 2 to 4, which are schematic structural views of an auxiliary fixture for fixing a pier stud reinforcement cage 90 according to the present invention, the auxiliary fixture includes:
the two clamping assemblies 1 are oppositely arranged at the top of the bearing platform 100, the bottom of each clamping assembly 1 is fixedly connected with the bearing platform 100, and the reinforcement cage 90 is accommodated between the two clamping assemblies 1;
the two ends of each locking component 2 are respectively connected with the two clamping components 1;
and a first end of each support member 3 is fixedly connected with the bearing platform 100 and obliquely extends towards the clamping components 1 at an angle with the top surface of the bearing platform 100, so that a second end is fixedly connected with each clamping component 1.
Preferably, each of said gripping assemblies 1 comprises: the first rod pieces 11 are horizontally arranged side by side, and the first rod pieces 11 positioned at the bottom are fixedly connected with the bearing platform 100; and second bars 12 vertically arranged at intervals along the extending direction of the first bars; the second bars 12 are fixedly connected between two adjacent first bars 11, so as to form a vertical frame structure. In this example, the first bar member 11 and the second bar member 12 are i-shaped steel, the number of the first bar member 11 is two, the number of the second bar member 12 is three, the first bar member 11 located at the bottom is fixed to the bearing platform 100 by welding, and the first bar member 11 and the second bar member 12 may be fixed by welding.
Preferably, several of said locking assemblies 2 are arranged between the bottom and the top of two clamping assemblies 1, respectively. Optionally, the locking assembly 2 comprises a third rod 21 extending through the two clamping assemblies 1 and a locking member 22 for locking the extending end of the third rod 21. Optionally, the third bar 21 is a screw steel tie-rod, and the locking member 22 is a nut and a washer. In this example, four counter-pull screw steel rods are provided, two of the counter-pull screw steel rods are provided between two first rod members 11 at the bottom of the two clamping assemblies, the other two counter-pull screw steel rods are provided between two first rod members 11 at the top of the two clamping assemblies, and two ends of each counter-pull screw steel rod respectively penetrate through the first rod members 11 of the two clamping assemblies and are locked by nuts and gaskets.
Preferably, the support 3 is symmetrically arranged on both sides of the two clamping assemblies 1. Optionally, the support 3 is an i-steel. As shown in fig. 5 and 6, a hinge lug 31 is further fixedly connected to the second end of the support member 3, the hinge lug 31 and the support member 3 are connected into a whole by welding, and the hinge lug 31 is connected with the clamping assembly 1 by a fastener. Specifically, a through hole is formed in the twisting lug 31, a through hole through which the twisting lug 31 passes is formed in the first rod 11 positioned at the top, and the twisting lug 31 passes through the through hole of the first rod 11 and then passes through the through hole in the twisting lug 31 by using a high-strength bolt and is fixed by matching with the nut 32. In this example, four supporting members 3 are provided, and are respectively symmetrically arranged at two sides of the clamping assembly 1, that is, the outer side of each clamping assembly 1 is supported by two supporting members 3 arranged at two ends thereof; each supporting member 3 forms an inclined angle with the bearing platform 100, a first end of each supporting member 3 is fixedly welded with the bearing platform 100, and a second end is fixedly connected with the first rod member 11 at the top through the hinge lug 31.
As shown in fig. 7 and 8, the invention also provides a pier stud reinforcement cage fixing method, which is realized by adopting the auxiliary fixture and mainly comprises the following steps:
fixing the bottoms of the two clamping assemblies 1 on a bearing platform 100, so that the reinforcement cage 90 can be accommodated between the two clamping assemblies 1;
locking the bottom and the top of the two clamping assemblies 1 by using a plurality of locking assemblies 2; specifically, two groups of locking assemblies 2 are fixed at the bottoms of two clamping assemblies 1 and locked, then a reinforcement cage 90 is placed between the two clamping assemblies 1, and after the verticality of the reinforcement cage 90 is adjusted, the two groups of locking assemblies 2 are fixed at the tops of the two clamping assemblies 1 and locked, so that the reinforcing effect is enhanced;
the outer sides of the two clamping assemblies 1 are supported using supports 3; in this example, two supporting members 3 are respectively disposed at the outer side of each clamping member 1, the hinge lug at the second end of each supporting member 3 is connected to the clamping member 1, and then the first end of each supporting member 3 is welded to the platform 100. Through the above steps, the reinforcement cage 90 can be fixed between the two clamping assemblies 1, and the overturning force of the reinforcement cage 90 can be transmitted to the stable bearing platform 100 through the clamping assemblies 1, so that the reinforcement cage has the function of overturning prevention.
Compared with the traditional mode of welding the stirrups to position the reinforcement cage, the pier stud reinforcement cage positioning device has the advantages that the pier stud reinforcement cage is accurately positioned by the clamp, and meanwhile, the reinforcement cage is effectively prevented from being deviated due to external force in the construction process, so that the quality of a pier stud is guaranteed. Compared with the traditional single fixing mode of tying the steel wire rope at the top of the pier stud, the steel wire rope fixing device can provide extra and powerful support for the steel wire rope in a proper range at the bottom of the steel wire cage by using the clamp, so that the anti-overturning capacity of the steel wire cage is improved. In addition, two groups of steel frames are tied by using finish-rolled deformed steel bars, so that the steel frame is also suitable for pier columns with different sizes and can be recycled for multiple times.
In the description of the present invention, it is to be understood that the terms "center," "height," "thickness," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.
Claims (10)
1. The utility model provides a pier stud steel reinforcement cage fixed auxiliary fixture which characterized in that contains:
the two clamping assemblies (1) are arranged at the top of the bearing platform (100), the bottom of each clamping assembly (1) is fixedly connected with the bearing platform (100), and the reinforcement cage (90) is accommodated between the two clamping assemblies (1);
the two ends of each locking component (2) are respectively connected with the two clamping components (1); the first end of each supporting piece (3) is fixedly connected with the bearing platform (100) and extends towards the clamping component (1) in an inclined mode at an angle with the top surface of the bearing platform (100), and the second end of each supporting piece (3) is fixedly connected with each clamping component (1).
2. The pier stud reinforcement cage fixing auxiliary clamp according to claim 1, wherein the clamping assembly (1) comprises: the first rod pieces (11) are horizontally arranged side by side, and the first rod pieces (11) positioned at the bottom are fixedly connected with the bearing platform (100); and second bars (12) vertically arranged at intervals along the extending direction of the first bars (12); the second rod piece (12) is fixedly connected between every two adjacent first rod pieces (11).
3. The pier stud reinforcement cage fixing auxiliary jig of claim 1, wherein a plurality of the locking assemblies (2) are provided between the bottoms and between the tops of the two clamping assemblies (1).
4. The pier stud reinforcement cage fixing auxiliary clamp according to claim 1, characterized in that the locking assembly (2) comprises a third bar (21) penetrating through two of the clamping assemblies (2) and a locking member (22) locking the penetrating end of the third bar (21).
5. The pier stud reinforcement cage fixing auxiliary jig of claim 4, wherein the third bar member (21) is a screw steel counter-pull rod, and the locking member (22) is a nut and a washer.
6. The pier stud reinforcement cage fixing auxiliary clamp according to claim 1, characterized in that the support members (3) are symmetrically arranged on both sides of the two clamping assemblies (1).
7. The pier stud reinforcement cage fixing auxiliary clamp according to claim 6, wherein the second end of the support member (3) is further fixedly connected with a twisting lug (31), and the twisting lug (31) is connected with the clamping assembly (1) through a fastener.
8. The pier stud reinforcement cage fixing auxiliary jig of claim 2, wherein the first bar (11) and the second bar (12) are i-shaped steel.
9. The pier stud reinforcement cage fixing auxiliary clamp according to claim 1, wherein the support member (3) is an i-steel.
10. A pier stud reinforcement cage fixing method, which is realized by using the auxiliary fixing jig of any one of claims 1 to 9, and which comprises the following steps:
fixing the bottoms of the two clamping assemblies (1) on a bearing platform, so that the reinforcement cage can be accommodated between the two clamping assemblies (1);
locking the bottom and the top of the two clamping assemblies (1) by using a plurality of locking assemblies (2);
the outer sides of the two clamping assemblies are supported using supports (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211111893.8A CN115418958A (en) | 2022-09-13 | 2022-09-13 | Pier column reinforcement cage fixing auxiliary clamp and fixing method |
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Application Number | Priority Date | Filing Date | Title |
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CN202211111893.8A CN115418958A (en) | 2022-09-13 | 2022-09-13 | Pier column reinforcement cage fixing auxiliary clamp and fixing method |
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CN115418958A true CN115418958A (en) | 2022-12-02 |
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CN202211111893.8A Pending CN115418958A (en) | 2022-09-13 | 2022-09-13 | Pier column reinforcement cage fixing auxiliary clamp and fixing method |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018172868A (en) * | 2017-03-31 | 2018-11-08 | 東日本旅客鉄道株式会社 | Pile head fixing and holding structure of reinforcing bar cage |
CN109736205A (en) * | 2019-01-25 | 2019-05-10 | 云南省铁路总公司 | Protective layer thickness control method in pier stud work progress |
CN213773335U (en) * | 2020-10-26 | 2021-07-23 | 中铁十一局集团第二工程有限公司 | Auxiliary device is pour to location structure and pile foundation |
CN214994007U (en) * | 2021-04-13 | 2021-12-03 | 中交一公局第二工程有限公司 | Bridge steel protects a section of thick bamboo and steel reinforcement cage and is connected locating rack |
CN215561870U (en) * | 2021-06-29 | 2022-01-18 | 中铁十九局集团华东工程有限公司 | Sea vase pier steel reinforcement framework limiting device |
-
2022
- 2022-09-13 CN CN202211111893.8A patent/CN115418958A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018172868A (en) * | 2017-03-31 | 2018-11-08 | 東日本旅客鉄道株式会社 | Pile head fixing and holding structure of reinforcing bar cage |
CN109736205A (en) * | 2019-01-25 | 2019-05-10 | 云南省铁路总公司 | Protective layer thickness control method in pier stud work progress |
CN213773335U (en) * | 2020-10-26 | 2021-07-23 | 中铁十一局集团第二工程有限公司 | Auxiliary device is pour to location structure and pile foundation |
CN214994007U (en) * | 2021-04-13 | 2021-12-03 | 中交一公局第二工程有限公司 | Bridge steel protects a section of thick bamboo and steel reinforcement cage and is connected locating rack |
CN215561870U (en) * | 2021-06-29 | 2022-01-18 | 中铁十九局集团华东工程有限公司 | Sea vase pier steel reinforcement framework limiting device |
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