CN113338159A - Concrete tower column cross brace structure and construction method thereof - Google Patents
Concrete tower column cross brace structure and construction method thereof Download PDFInfo
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- CN113338159A CN113338159A CN202110719368.3A CN202110719368A CN113338159A CN 113338159 A CN113338159 A CN 113338159A CN 202110719368 A CN202110719368 A CN 202110719368A CN 113338159 A CN113338159 A CN 113338159A
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- cushion block
- flange
- stiffening
- cross brace
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- 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
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
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- 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
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- 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
Abstract
The invention relates to a concrete tower column cross brace structure and a construction method thereof, wherein the concrete tower column cross brace structure comprises the following steps: the first climbing cone is embedded in one tower column, and the second climbing cone is embedded in the other tower column; one end of the cushion block is fixed with the first creeping cone, and the other end of the cushion block is fixedly provided with a bracket unit; one end of the cross-bracing mechanism is placed on the bracket unit, and the other end of the cross-bracing mechanism is fixed with the second climbing cone; the pre-tightening mechanism is arranged between the cross brace mechanism and the cushion blocks, and the pre-tightening mechanism tightly drills the cross brace mechanism and the cushion blocks, so that the installation process of the cross brace structure is simplified, the construction progress is accelerated, and the cross brace structure is convenient to operate and easy to reinforce.
Description
Technical Field
The invention relates to the technical field of bridge structures, in particular to a concrete tower column cross brace structure and a construction method thereof.
Background
With the rapid development of bridge construction technology, bridges are being developed in the direction of larger span and higher height. In general, when a tower column of an A-shaped or H-shaped bridge is constructed, in order to prevent the tower column from bending and cracking, the line type of the tower column is well controlled, and the internal force of the tower column meets the construction requirement, the tower columns of a plurality of bridges are constructed by arranging temporary cross braces, and the installation quality and the speed of the cross braces directly influence the construction quality of the tower columns.
In the related art, for a tower column with a high height, a tower column cross brace is generally constructed in a floor stand form, if the tower column cross brace is constructed in the floor stand form, steel investment is large, construction cost is high, construction period is long, construction risk is large, and for projects with short construction periods, synchronous construction of tower beams cannot be performed, so that construction efficiency is affected. The conventional method is that the cross brace is suspended to a position to be installed by a tower crane, jacks are used at two ends of the cross brace to directly push the tower column to apply stress, and then a mat-making object is filled, however, the jacks at two ends of the cross brace are required to directly push the tower column at the same time, so that the construction operation is complicated, the construction efficiency is influenced, the operation is extremely inconvenient, and the reinforcement is difficult.
Disclosure of Invention
The embodiment of the invention provides a concrete tower column cross brace structure and a construction method thereof, and aims to solve the problems that construction operation is complicated, construction efficiency is influenced, operation is inconvenient and reinforcement is difficult in the related technology.
In a first aspect, a concrete tower column stull structure is provided, which includes: the first climbing cone is embedded in one tower column, and the second climbing cone is embedded in the other tower column; one end of the cushion block is fixed with the first creeping cone, and the other end of the cushion block is fixedly provided with a bracket unit; one end of the cross-bracing mechanism is placed on the bracket unit, and the other end of the cross-bracing mechanism is fixed with the second climbing cone; and the pre-tightening mechanism is arranged between the cross support mechanism and the cushion block, and the pre-tightening mechanism tightly lifts the cross support mechanism and the cushion block.
In some embodiments, the cross brace mechanism comprises: a transverse supporting rod, one end of which is placed on the bracket unit; the first supporting head is fixedly arranged outside the transverse supporting rod and is fixedly connected with the second creeping cone; and the second supporting head is fixedly arranged outside the transverse supporting rod and is connected with the cushion block through the pre-tightening mechanism.
In some embodiments, the first header comprises: the first flange is fixedly sleeved outside the transverse supporting rod and is fixedly connected with the second creeping cone; and the first stiffening plate is fixed outside the transverse supporting rod and connected to the first flange.
In some embodiments, the second header comprises: the second stiffening flange is fixedly sleeved outside the transverse supporting rod; the second flange is fixedly sleeved outside the transverse supporting rod, the second flange and the second stiffening flange are arranged at intervals, and the second flange is fixed with the pre-tightening mechanism; and the second stiffening plate is fixed outside the transverse supporting rod, the second stiffening plate is connected with the second stiffening flange and the second flange, the second stiffening plate is vertical to the second stiffening flange, and the second stiffening plate is vertical to the second flange.
In some embodiments, the spacer block comprises: the cushion block support rod and the cushion block flange are fixedly sleeved outside the cushion block support rod, and the cushion block flange is fixedly connected with the first climbing cone; the cushion block stiffening flange is fixedly sleeved outside the cushion block support rod, the cushion block stiffening flange and the cushion block flange are arranged at intervals, and the bracket unit is fixedly arranged on the cushion block stiffening flange; the cushion block stiffening plate is fixed outside the cushion block support rod, the cushion block stiffening plate is connected with the cushion block flange and the cushion block stiffening flange, and the cushion block stiffening plate is perpendicular to the cushion block stiffening flange.
In some embodiments, the corbel unit comprises: the bracket connecting plate is fixed on the cushion block, is supported below the cross brace mechanism and is an arc-shaped plate matched with the cross brace mechanism in size; the bracket stiffening plate is fixed below the bracket connecting plate, and the bracket stiffening plate is fixed on the cushion block.
In some embodiments, the pretensioning mechanism comprises: the jack is fixedly arranged between the cross brace mechanism and the cushion block; the steel wedge block is fixedly arranged between the cross brace mechanism and the cushion block; and tightly lifting the cross brace mechanism and the cushion block by the steel wedge block by pushing the jack to a preset value.
In a second aspect, a construction method of a concrete tower column cross brace structure is provided, which comprises the following steps: embedding the first climbing cone in the tower column, and embedding the second climbing cone in the other tower column; hoisting the cushion block and fixing the cushion block to the first creeping cone; hoisting the cross-bracing mechanism, fixing one end of the cross-bracing mechanism to the second climbing cone, and placing the other end of the cross-bracing mechanism on the bracket unit; and installing the pre-tightening mechanism between the cross brace mechanism and the cushion block, so that the pre-tightening mechanism tightly grips the cross brace mechanism and the cushion block.
In some embodiments, the pre-tightening mechanism includes a jack and a wedge, and the causing the pre-tightening mechanism to tighten the cross brace mechanism and the cushion block includes: pushing the jack to a preset value to enable the steel wedge block to tightly lift the cross brace mechanism and the cushion block; and the jack falls off and is withdrawn.
In some embodiments, the jack is lowered, and after withdrawing the jack comprises: and the cushion block and the cross brace mechanism are welded and fixed through the first reinforcing plate and the second reinforcing plate.
The technical scheme provided by the invention has the beneficial effects that:
the embodiment of the invention provides a concrete tower column cross brace structure and a construction method thereof, wherein the concrete tower column cross brace structure comprises the following components: the first climbing cone is embedded in one tower column, and the second climbing cone is embedded in the other tower column; one end of the cushion block is fixed with the first creeping cone, and the other end of the cushion block is fixedly provided with a bracket unit; one end of the cross-bracing mechanism is placed on the bracket unit, and the other end of the cross-bracing mechanism is fixed with the second climbing cone; the pre-tightening mechanism is arranged between the cross brace mechanism and the cushion block, and the pre-tightening mechanism tightly drills the cross brace mechanism and the cushion block; during construction, firstly, the cushion block passes through the first cone that climbs is fixed in on the column, the one end of stull mechanism is directly through the second climbs the cone and is fixed in another on the column, the other end of stull mechanism is placed on the bracket unit, only need be in one of stull mechanism serves pretension mechanism will stull mechanism with the cushion block is copied tightly, consequently, has simplified the installation flow of stull structure and has accelerated the construction progress, and stull structure convenient operation just consolidates easily.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of a concrete column wale structure according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 is a schematic structural diagram of a cross brace mechanism of a concrete tower column cross brace structure according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view B-B of FIG. 3;
FIG. 5 is a cross-sectional view of C-C of FIG. 3;
fig. 6 is a schematic diagram of a cushion block structure of a concrete column wale structure according to an embodiment of the present invention;
FIG. 7 is a cross-sectional view D-D of FIG. 6;
FIG. 8 is a cross-sectional view of E-E of FIG. 6;
fig. 9 is a schematic view of a spacer stay structure of a concrete tower wale structure according to an embodiment of the present invention;
fig. 10 is a schematic view illustrating a connection manner of a concrete column wale structure according to an embodiment of the present invention;
FIG. 11 is a cross-sectional view F-F of FIG. 10;
fig. 12 is a schematic structural view of a corbel unit of a concrete tower spreader structure according to an embodiment of the present invention;
fig. 13 is a schematic layout view of a first creeping cone of a concrete tower wale structure according to an embodiment of the present invention;
fig. 14 is a schematic structural view of a steel wedge block of a concrete column wale structure according to an embodiment of the present invention.
In the figure: 1. a tower column; 2. a cross brace mechanism; 2a, a transverse supporting rod; 2b, a first flange; 2c, a first stiffening plate; 2d, a second stiffening flange; 2e, a second flange; 2f, a second stiffening plate; 31. a first creeping cone; 32. a second creeping cone; 4. cushion blocks; 4a, cushion block support rods; 4b, cushion block stiffening plates; 4c, cushion block stiffening flanges; 4d, cushion block flanges; 5. a bracket unit; 5a, a bracket connecting plate; 5b, a bracket stiffening plate; 6. a steel wedge block; 7. a jack; 8. a second reinforcing plate; 9. a first reinforcing plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The embodiment of the invention provides a concrete tower column cross brace structure and a construction method thereof, which can solve the problems of complicated construction operation, influence on construction efficiency, inconvenience in operation and difficulty in reinforcement in the related technology.
Referring to fig. 1 and 13, a concrete column wale structure according to an embodiment of the present invention may include: the first climbing cones 31 are embedded in the tower columns 1, and the second climbing cones 32 are embedded in the other tower column 1, in the embodiment, four first climbing cones 31 and four second climbing cones 32 can be embedded in two tower columns 1 respectively, wherein the four first climbing cones 31 are embedded in the same circle, the circle can be divided into four equal parts at the embedded position, and the four second climbing cones 32 can be embedded in the other tower column 1 in the same way as the four first climbing cones 31; one end of the cushion block 4 can be fixed on the tower column 1 through a first climbing cone 31, and the other end of the cushion block 4 can be fixedly provided with a bracket unit 5; one end of the cross bracing mechanism 2 can be placed on the bracket unit 5, and the other end of the cross bracing mechanism 2 can be fixed on another tower column 1 through a second climbing cone 32; pretension mechanism, pretension mechanism can set up between stull mechanism 2 and cushion 4, pretension mechanism can make tight with stull mechanism 2 and cushion 4, during the construction, can be fixed in on the pylon 1 through first awl 31 of climbing with cushion 4 earlier, the one end of stull mechanism 2 can be fixed in on another pylon 1 through second awl 32, the other end of stull mechanism 2 can be placed on bracket unit 5, only need be in the one end of stull mechanism 2 like this, make tight with pretension mechanism with stull mechanism 2 and cushion 4, the installation flow of stull structure has been simplified and construction progress has been accelerated, stull structure convenient operation just reinforces easily.
Referring to fig. 3, in some embodiments, the wale mechanism 2 may include: in the embodiment, the transverse stay 2a is a round steel tube, the end face of one end of the transverse stay 2a close to the tower column 1 is inclined, the inclined direction and angle of the end face correspond to the inclined direction and angle of the inclined plane of the tower column 1, and the inclined end face of the transverse stay 2a can be attached to the inclined plane of the tower column 1; the first bracing head can be fixedly arranged outside the transverse bracing rod 2a, the first bracing head can be positioned at one side far away from the bracket unit 5, and the first bracing head can fix one end of the transverse bracing mechanism 2 on the tower column 1 by being fixedly connected with the second climbing cone 33; the second support head can be fixedly arranged outside the transverse support rod 2a, the second support head is positioned on one side close to the bracket unit 5, and the second support head can be connected with the cushion block 4 through a pre-tightening mechanism.
Referring to fig. 3 and 4, in some embodiments, the first header may include: the first flange 2b can be fixedly sleeved outside the transverse strut 2a, the first flange 2b can be obliquely arranged, the oblique direction and angle of the first flange 2b correspond to the oblique direction and angle of the oblique plane of the tower column 1, so that the first flange 2b can be attached to the oblique plane of the tower column 1, in the embodiment, the first flange 2b is an annular steel plate, the first flange 2b can be welded with the transverse strut 2a into a whole by adopting a double-sided angle welding method, the first flange 2b can be fixedly connected with the second climbing cone 32, and one end of the transverse strut 2a is fixed on the tower column 1; the first stiffening plate 2c may be fixed outside the transverse strut 2a, in this embodiment, the first stiffening plate 2c is of a steel plate structure, the first stiffening plate 2c may be welded and fixed outside the transverse strut 2a, and the first stiffening plate 2c may be fixedly connected to the first flange 2 b.
Referring to fig. 3 and 5, in some embodiments, the second header may include: the second stiffening flange 2d and the second stiffening flange 2d can be fixedly sleeved outside the transverse supporting rod 2a, in this embodiment, the second stiffening flange 2d is an annular steel plate, and the second stiffening flange 2d can be welded with the transverse supporting rod 2a into a whole by adopting a double-sided fillet weld method; the second flange 2e can be fixedly sleeved outside the transverse supporting rod 2a, in this embodiment, the second flange 2e is an annular steel plate, the second flange 2e can be welded with the transverse supporting rod 2a into a whole by adopting a double-sided fillet weld method, the second flange 2e can be arranged at an interval with the second stiffening flange 2d, and the second flange 2e can be fixedly connected with the pre-tightening mechanism; the second stiffening plate 2f may be fixed outside the transverse strut 2a, in this embodiment, the second stiffening plate 2f is a steel plate structure, the second stiffening plate 2f is welded outside the transverse strut 2a, and the second stiffening plate 2f may be connected to the second stiffening flange 2d and the second flange 2e, in this embodiment, one side of the second stiffening plate 2f is welded to the second stiffening flange 2d, and the other side of the second stiffening plate 2f is welded to the second flange 2e, so that the second stiffening flange 2d and the second flange 2e are welded into a whole, and the second stiffening plate 2f may be perpendicular to the second stiffening flange 2d, and the second stiffening plate 2f may be perpendicular to the second flange 2e, which is stable in structure, and a plurality of second stiffening plates 2f may be provided, so as to further increase the structural stability of the second support.
Referring to fig. 6-9, in some embodiments, the spacer 4 may include: a cushion block stay bar 4a, in this embodiment, the cushion block stay bar 4a is a round steel pipe, the diameter of the cushion block stay bar 4a is the same as that of the transverse stay bar 2a, the end surface of one end of the cushion block stay bar 4a close to another tower column 1 is inclined, the inclined direction and angle of the end surface correspond to the inclined direction and angle of the inclined surface of another tower column 1, and the inclined end surface of the cushion block stay bar 4a can be attached to the inclined surface of another tower column 1; the cushion block flange 4d can be fixedly sleeved outside the cushion block stay bar 4a, in the embodiment, the cushion block flange 4d is obliquely arranged, the oblique direction and angle of the cushion block flange 4d correspond to the oblique direction and angle of the oblique surface of the other tower column 1, so that the cushion block flange 4d can be attached to the oblique surface of the other tower column 1, the cushion block flange 4d is an annular steel plate, the cushion block flange 4d can be welded with the cushion block stay bar 4a into a whole by adopting a double-sided fillet weld method, the cushion block flange 4d can be fixed on the first climbing cone 31 through bolts, and the cushion block 4 is fixed on the other tower column 1; the cushion block stiffening flange 4c can be fixedly sleeved outside the cushion block brace 4a, in the embodiment, the cushion block stiffening flange 4c is an annular steel plate cushion block stiffening flange 4c and can be welded with the cushion block brace 4a into a whole by adopting a double-face angle welding method, the cushion block stiffening flange 4c and the cushion block flange 4d are arranged at intervals, in the embodiment, the outer diameter of the cushion block stiffening flange 4c is larger than that of the cushion block flange 4d, and a bracket unit 5 is fixedly arranged on one side, away from the cushion block flange 4d, of the cushion block stiffening flange 4 c; the cushion block stiffening plate 4b and the cushion block stiffening plate 4b can be fixed outside the cushion block support rod 4a, in the embodiment, the cushion block stiffening plate 4b is of a steel plate structure, the cushion block stiffening plate 4b is welded and fixed on the cushion block support rod 4a, the cushion block stiffening plate 4b can be connected with a cushion block stiffening flange 4c and a cushion block flange 4d, in the embodiment, one side of the cushion block stiffening plate 4b is welded on the cushion block stiffening flange 4c, the other side of the cushion block stiffening plate 4b is welded on the cushion block flange 4d, the cushion block stiffening flange 4c and the cushion block flange 4d are welded into a whole, the cushion block stiffening plate 4b can be perpendicular to the cushion block stiffening flange 4c, the cushion block stiffening plate 4b can be perpendicular to the cushion block flange 4d, the structure is vertically arranged to stabilize, a plurality of cushion block stiffening plates 4b can be arranged, and the structural stability of the cushion block 4 is further improved.
Referring to fig. 11 and 12, in some embodiments, the corbel unit 5 may include: the bracket connecting plate 5a can be fixed on the cushion block 4, in the embodiment, a groove can be formed in the bracket connecting plate 5a to be provided with a welding hole, the bracket connecting plate is fixedly connected with the cushion block 4 in a groove welding mode, the bracket connecting plate 5a can be supported below the cross brace mechanism 2, the bracket connecting plate 5a is an arc-shaped plate, and the bracket connecting plate 5a is matched with the cross brace mechanism 2 in size and is better used for supporting the cross brace mechanism 2; the bracket stiffening plate 5b and the bracket stiffening plate 5b can be fixed below the bracket connecting plate 5a, one side of the bracket stiffening plate 5b is fixed on the cushion block 4, in the embodiment, the bracket stiffening plate 5b is fixedly connected with the bracket connecting plate 5a and the cushion block 4 in a welding mode, so that the stability of the bracket unit 5 is further improved, and the capability of supporting the cross-brace mechanism 2 is enhanced.
Referring to fig. 1, 2 and 14, in some embodiments, the pretensioning mechanism can comprise: the jack 7, the jack 7 can be fixedly arranged between the shoring mechanism 2 and the cushion block 4, in this embodiment, the fixed end of the jack 7 is fixed on the shoring mechanism 2, the movable end of the jack 7 pushes against the cushion block 4, and two symmetrically arranged jacks 7 can be arranged; the steel wedge block 6, steel wedge block 6 can set firmly between stull mechanism 2 and cushion 4, in this embodiment, can be provided with two steel wedge blocks 6 that the symmetry set up, can push away two jack 7 to the default through synchronous top to make two steel wedge blocks 6 with stull mechanism 2 and cushion 4 copy tightly, copy tightly effectually.
Referring to fig. 1 and 13, a method for constructing a concrete column wale structure according to an embodiment of the present invention may include the following steps:
step 1: a first climbing cone 31 is embedded in one tower column 1, and a second climbing cone 32 is embedded in the other tower column 1.
In some embodiments, the first climbing cone 31 may be embedded in the tower column 1 when the tower column 1 is constructed to the set section, and the embedded position deviation of the first climbing cone 31 may not be greater than 2mm, and the second climbing cone 32 may be embedded in another tower column 1 when another tower column 1 is constructed to the set section, and also the embedded position deviation of the second climbing cone 32 may not be greater than 2 mm.
Step 2: the head block 4 is hoisted and the head block 4 is fixed to the first creeping cone 31.
In some embodiments, the wale mechanism 2, the cushion block 4 and the bracket unit 5 are welded on the ground in a factory or a construction site, the cushion block 4 can be lifted by a lifting device, the cushion block 4 is fixedly connected with the first climbing cone 31 through a bolt, and the cushion block 4 is fixed on the tower column 1.
And step 3: the wale mechanism 2 is hoisted, one end of the wale mechanism 2 is fixed to the second creeping cone 32, and the other end of the wale mechanism 2 is placed on the corbel unit 5.
In some embodiments, be provided with four hoisting points on stull mechanism 2, can hoist stull mechanism 2 through two lifting device, the one end of stull mechanism 2 is passed through the bolt and is climbed awl 32 fixed connection with the second, fixes the one end of stull mechanism 2 on another pylon 1, and the other end of stull mechanism 2 can be placed on bracket unit 5, and 2 hoists of stull mechanism are accomplished and can be carried out the unhooking to lifting device, have practiced thrift lifting device occupation time greatly.
And 4, step 4: and (3) installing the pre-tightening mechanism between the cross brace mechanism 2 and the cushion block 4, so that the pre-tightening mechanism tightly lifts the cross brace mechanism 2 and the cushion block 4.
In some embodiments, two pre-tightening mechanisms may be installed between the cross brace mechanism 2 and the cushion block 4, the two pre-tightening mechanisms are symmetrically arranged, and the two pre-tightening mechanisms may be simultaneously started to tightly grip the cross brace mechanism 2 and the cushion block 4.
In some embodiments, the pre-tightening mechanism may include a jack 7 and a steel wedge 6, in this embodiment, two symmetrically disposed jacks 7 and two symmetrically disposed steel wedges 6 are disposed between the spreader mechanism 2 and the cushion block 4, and after step 4, the method further includes: two jacks 7 are synchronously pushed to preset values, after the jack 7 pushes the preset values, the two steel wedge blocks 6 are used for tightly copying the cross brace mechanism 2 and the cushion block 4, the jack 7 falls down after the copying is tightly performed, the jack 7 is withdrawn, and then the cross brace 2a is placed at one end of the bracket unit 5 and one end, close to the bracket unit 5, of the cushion block brace 4a to be welded and fixed into a whole through the first reinforcing plate 9 and the second reinforcing plate 8.
The concrete tower column cross brace structure and the construction method thereof provided by the embodiment of the invention have the following principles:
because concrete tower post stull structure includes: the first climbing cone 31 is pre-embedded in one tower column 1, and the second climbing cone 32 is pre-embedded in the other tower column 1; one end of the cushion block 4 is fixed with the first climbing cone 31, the cushion block 4 is fixed on the tower column 1, and the other end of the cushion block 4 is fixedly provided with a bracket unit 5; one end of the cross bracing mechanism 2 is placed on the bracket unit 5, the other end of the cross bracing mechanism 2 is fixed with the second climbing cone 32, and the other end of the cross bracing mechanism 2 is fixed on the other tower column 1; the pre-tightening mechanism is arranged between the cross brace mechanism 2 and the cushion block 4 and comprises a jack 7 and a steel wedge block 6, the jack 7 and the steel wedge block 6 are both fixed between the cross brace mechanism 2 and the cushion block 4, and the cross brace mechanism 2 and the cushion block 4 are tightly lifted by the steel wedge block 6 by pushing the jack 7 to a preset value; during construction, a first climbing cone 31 is embedded in a tower column 1, a second climbing cone 32 is embedded in another tower column 1, a cushion block 4 is lifted by a lifting device, the cushion block 4 is fixed on the tower column 1 through the first climbing cone 31, the cross bracing mechanism 2 is lifted by the lifting device, one end of the cross bracing mechanism 2 is fixed on another tower column 1 through the second climbing cone 32, the other end of the cross bracing mechanism 2 is placed on a bracket unit 5, a jack 7 and a steel wedge block 6 are installed between the cross bracing mechanism 2 and the cushion block 4, only one end of the cross bracing mechanism 2 needs to be welded and fixed into a whole with the cushion block 4 through the jacking jack 7 to a preset value by the steel wedge block 6, the jack 7 falls after the lifting, the jack 7 is withdrawn, the cross bracing mechanism 2 and the cushion block 4 are welded and fixed into a whole through a first reinforcing plate 9 and a second reinforcing plate 8, therefore, the installation process of the cross bracing mechanism is simplified and the construction progress is accelerated, the cross brace structure is convenient to operate and easy to reinforce.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It is to be noted that, in the present invention, relational terms such as "first" and "second", and the like, are 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 phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a concrete tower stull structure which characterized in that, it includes:
the first climbing cone (31) is embedded in the tower column (1), and the second climbing cone (32) is embedded in the other tower column (1);
one end of the cushion block (4) is fixed with the first creeping cone (31), and the other end of the cushion block (4) is fixedly provided with a bracket unit (5);
one end of the cross-bracing mechanism (2) is placed on the bracket unit (5), and the other end of the cross-bracing mechanism (2) is fixed with the second climbing cone (32);
and the pre-tightening mechanism is arranged between the cross brace mechanism (2) and the cushion block (4), and the pre-tightening mechanism tightly lifts the cross brace mechanism (2) and the cushion block (4).
2. A concrete tower bracing structure according to claim 1, wherein the bracing mechanism (2) comprises:
a cross brace (2a) having one end placed on the corbel unit (5);
the first supporting head is fixedly arranged outside the transverse supporting rod (2a) and is fixedly connected with the second creeping cone (33);
and the second supporting head is fixedly arranged outside the transverse supporting rod (2a) and is connected with the cushion block (4) through the pre-tightening mechanism.
3. A concrete column wale structure as recited in claim 2, wherein said first brace includes:
the first flange (2b) is fixedly sleeved outside the transverse supporting rod (2a), and the first flange (2b) is fixedly connected with the second creeping cone (32);
and a first stiffening plate (2c) fixed outside the transverse supporting rod (2a), wherein the first stiffening plate (2c) is connected to the first flange (2 b).
4. A concrete column wale structure as recited in claim 2, wherein said second brace head includes:
the second stiffening flange (2d) is fixedly sleeved outside the transverse supporting rod (2 a);
the second flange (2e) is fixedly sleeved outside the transverse supporting rod (2a), the second flange (2e) and the second stiffening flange (2d) are arranged at intervals, and the second flange (2e) is fixed with the pre-tightening mechanism;
and the second stiffening plate (2f) is fixed outside the transverse supporting rod (2a), the second stiffening plate (2f) is connected with the second stiffening flange (2d) and the second flange (2e), the second stiffening plate (2f) is vertical to the second stiffening flange (2d), and the second stiffening plate (2f) is vertical to the second flange (2 e).
5. A concrete column wale structure according to claim 1, wherein said spacer block (4) includes:
a cushion block stay bar (4 a);
the cushion block flange (4d) is fixedly sleeved outside the cushion block stay bar (4a), and the cushion block flange (4d) is fixedly connected with the first climbing cone (31);
the cushion block stiffening flange (4c) is fixedly sleeved outside the cushion block stay bar (4a), the cushion block stiffening flange (4c) and the cushion block flange (4d) are arranged at intervals, and the bracket unit (5) is fixedly arranged on the cushion block stiffening flange (4 c);
and the cushion block stiffening plate (4b) is fixed outside the cushion block supporting rod (4a), the cushion block stiffening plate (4b) is connected with the cushion block flange (4d) and the cushion block stiffening flange (4c), and the cushion block stiffening plate (4b) is vertical to the cushion block stiffening flange (4 c).
6. A concrete column wale structure according to claim 1, wherein the bracket unit (5) includes:
the bracket connecting plate (5a) is fixed on the cushion block (4), the bracket connecting plate (5a) is supported below the cross brace mechanism (2), and the bracket connecting plate (5a) is an arc-shaped plate and is matched with the cross brace mechanism (2) in size;
the bracket is characterized by comprising bracket stiffening plates (5b), wherein the bracket stiffening plates (5b) are fixed below the bracket connecting plates (5a), and the bracket stiffening plates (5b) are fixed on the cushion blocks (4).
7. A concrete column wale structure as set forth in claim 1, wherein said pretensioning mechanism includes:
the jack (7) is fixedly arranged between the cross brace mechanism (2) and the cushion block (4);
the steel wedge block (6) is fixedly arranged between the cross brace mechanism (2) and the cushion block (4);
and tightly lifting the cross brace mechanism (2) and the cushion block (4) by the steel wedge block (6) through pushing the jack (7) to a preset value.
8. A method of constructing a concrete column wale structure according to any one of claims 1 to 7, comprising the steps of:
burying the first climbing cone (31) in the tower column (1), and burying the second climbing cone (32) in the other tower column (1);
hoisting the cushion block (4) and fixing the cushion block (4) to the first climbing cone (31);
hoisting the cross-bracing mechanism (2), fixing one end of the cross-bracing mechanism (2) to the second climbing cone (32), and placing the other end of the cross-bracing mechanism (2) on the bracket unit (5);
and the pre-tightening mechanism is arranged between the cross brace mechanism (2) and the cushion block (4), so that the pre-tightening mechanism tightly lifts the cross brace mechanism (2) and the cushion block (4).
9. A method of constructing a concrete column cross brace structure according to claim 8, wherein the pre-tightening mechanism includes a jack (7) and a steel wedge (6), and the causing the pre-tightening mechanism to tightly lift the cross brace mechanism (2) and the pad block (4) comprises:
pushing the jack (7) to a preset value, so that the steel wedge block (6) tightly picks up the cross brace mechanism (2) and the cushion block (4);
and the jack (7) falls to jack and is withdrawn from the jack (7).
10. A method of constructing a concrete column wale structure according to claim 9, wherein the jack (7) is dropped, and after withdrawing the jack (7) comprises:
and the cushion block (4) and the cross brace mechanism (2) are welded and fixed through a first reinforcing plate (9) and a second reinforcing plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110719368.3A CN113338159A (en) | 2021-06-28 | 2021-06-28 | Concrete tower column cross brace structure and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110719368.3A CN113338159A (en) | 2021-06-28 | 2021-06-28 | Concrete tower column cross brace structure and construction method thereof |
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| CN113338159A true CN113338159A (en) | 2021-09-03 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104213508A (en) * | 2013-09-02 | 2014-12-17 | 中铁十六局集团第一工程有限公司 | Method for controlling displacement of tower columns through cross braces and external cables |
| CN106917504A (en) * | 2017-03-07 | 2017-07-04 | 中铁大桥局集团第六工程有限公司 | A kind of stull steel-tube construction and its construction method with piecing devices |
| CN108035238A (en) * | 2017-12-14 | 2018-05-15 | 中交路桥建设有限公司 | The method to set up of self-anchored type Sarasota active cross brace |
| CN213448120U (en) * | 2020-09-07 | 2021-06-15 | 中国铁建大桥工程局集团有限公司 | Intertower temporary cross brace device of large-inclination bridge cable tower |
-
2021
- 2021-06-28 CN CN202110719368.3A patent/CN113338159A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104213508A (en) * | 2013-09-02 | 2014-12-17 | 中铁十六局集团第一工程有限公司 | Method for controlling displacement of tower columns through cross braces and external cables |
| CN106917504A (en) * | 2017-03-07 | 2017-07-04 | 中铁大桥局集团第六工程有限公司 | A kind of stull steel-tube construction and its construction method with piecing devices |
| CN108035238A (en) * | 2017-12-14 | 2018-05-15 | 中交路桥建设有限公司 | The method to set up of self-anchored type Sarasota active cross brace |
| CN213448120U (en) * | 2020-09-07 | 2021-06-15 | 中国铁建大桥工程局集团有限公司 | Intertower temporary cross brace device of large-inclination bridge cable tower |
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