CN112627041B - Steering device for prestress steel beam multi-beam connection - Google Patents
Steering device for prestress steel beam multi-beam connection Download PDFInfo
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- CN112627041B CN112627041B CN202011553028.XA CN202011553028A CN112627041B CN 112627041 B CN112627041 B CN 112627041B CN 202011553028 A CN202011553028 A CN 202011553028A CN 112627041 B CN112627041 B CN 112627041B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 119
- 239000010959 steel Substances 0.000 title claims abstract description 119
- 238000009434 installation Methods 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 6
- 210000002435 tendon Anatomy 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 238000004873 anchoring Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000008602 contraction Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
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Abstract
The invention discloses a steering device for prestressed steel bundle multi-beam connection, which drives a steering column to rotate by the operation of a driving motor so as to drive a steering bin to rotate, so that the device can be well installed at different installation positions, the steering bin is adjusted to be suitable for steel strands in different directions, the steering can be completed without adjusting the direction of the whole device, and the application range of the device is improved; the connecting assembly is driven to move on the first guide column and the second guide column through the operation of the adjusting cylinder, so that the input and output directions of the steel strand are adjusted, the steering angle of the steel strand prestressed beam can be automatically adjusted, the requirements of various steering angles of the prestressed beam can be met, and the beam end anchoring and the steering connection among multiple beams are facilitated; through installing the bearing housing on the erection column for the directive wheel passes through the bearing housing and is connected with the erection column rotation, has reduced the frictional force between steel strand wires and the directive wheel, thereby can reach the effect that effectively reduces external prestressing force stranded wire prestressing loss.
Description
Technical Field
The invention relates to the field of prestressed construction, in particular to a steering device for prestressed steel bundle multi-beam connection.
Background
In the prestressed structure, the pretensioned structure has simple process, good durability, no problems of stress concentration under the anchor and the like, and has incomparable superiority with a post-tensioned method; but the straight line rib arrangement mode severely limits the crossing capability and the application range. Therefore, the prestressed tendons can be arranged into a broken line form with two bent ends during construction, and a novel structure of the prestressed concrete pretensioned beam with broken line reinforcing bars is formed. Be different from ordinary sharp prestressing force pretension beam slab construction pedestal, broken line prestressing force pretension pedestal passes through the stake column type: the two ends are anchored, a reinforced concrete force transfer beam is adopted in the middle, and a steering device and a steel connector are arranged on the force transfer beam and are in steering connection, so that multi-beam synchronous tensioning is realized; the external beam prestressed steering device is a key component for realizing the novel structure.
At present, the broken line pretensioned beam in engineering has no referential construction experience temporarily, a pedestal for construction of the broken line pretensioned beam plate needs to be designed independently, and a bogie of a steering device arranged outside a beam body needs to adapt to different heights and angles of prestressed steel strands of the beam plate.
Accordingly, the present invention provides a steering apparatus for providing steerable operation for tensioning a bundle of fold lines of a pretensioned precast beam panel.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a steering device for prestressed steel beam multi-beam connection, which comprises the following components: the fastening screw rod is rotated, the fastening screw rod extends downwards to push the top plate to descend, so that the toothed column and the connecting lug are pushed to descend through the spring, the roller extends out of the mounting vertical plate and then contacts the ground, the steering handle is adjusted to drive the adjusting rod to rotate left and right, the roller is driven to rotate through the meshing action between the meshing teeth and the toothed column, the steering device for prestress steel beam multi-beam connection is moved to the position between the beam bodies through the roller, when the steering device for prestress steel beam multi-beam connection is moved to the mounting position, the fastening screw rod is rotated, the fastening screw rod extends upwards to enable the roller to recover to the initial position, a plurality of bolts penetrate through a plurality of fixing holes, then the bolts are screwed on a broken line prestress pre-tensioning pedestal, the installation of the steering device for prestress steel beam multi-beam connection is completed, and according to the direction of the steel strand arranged on the beam bodies, the driving motor is started, the driving motor operates to drive the steering column to rotate, so that the steering bin is driven to rotate through the turntable, so that the wire inlet of the steering bin is over against the steel stranded wires, a plurality of steel stranded wires respectively pass through a plurality of wire inlets, then the steel strand passes through the threading hole, passes through the wire outlet after bypassing the top of the steering wheel, is connected with the steel strand on the other beam body through the steel strand connector, starts the adjusting cylinder, drives the connecting assembly to move on the first guide column and the second guide column by the operation of the adjusting cylinder, thereby adjust the input and output direction of steel strand wires, treat that steel strand wires prestressing tendons satisfies the steering angle requirement, stop the adjusting cylinder can, solved current bogie bulky, weight greatly be not convenient for transport the installation greatly, can not satisfy the various steering angle requirements of prestressing tendons according to the steel strand wires automatically regulated of equidirectional, and the problem that external prestressing force of prestressing tendons can a large amount of losses.
The purpose of the invention can be realized by the following technical scheme:
a steering device for prestress steel beam multi-beam connection comprises a fixed supporting mechanism and a steering bin, wherein the steering bin is mounted at the top of the fixed supporting mechanism;
fixed stay mechanism includes mounting plate, install bin, installation riser, fixed riser, driving motor, spliced pole, carousel, fixed orifices, a plurality of fixed orifices has all been seted up at mounting plate's both ends, the installation riser is all installed to mounting plate's top both sides, the install bin is installed between two installation risers at mounting plate's top, the top of install bin is rotated and is provided with the carousel, the inner chamber bottom both sides of install bin all are provided with fixed riser, two install a plurality of spliced pole, two between the both sides of fixed riser be provided with driving motor between the fixed riser, driving motor installs on mounting plate's top.
As a further scheme of the invention: the inner mounting of install bin has the support frame, two fixed risers are connected respectively to the both sides inner wall of support frame, the inner chamber mid-mounting of support frame has the position sleeve, the position sleeve rotates to cup joint on the steering column, the bottom of steering column is connected to on driving motor's the output shaft, the top of steering column runs through the top of support frame and install bin and extends to the bottom of carousel.
As a further scheme of the invention: the mounting device comprises two mounting vertical plates, a positioning shaft is mounted on one side, away from each other, of each mounting vertical plate, a steering handle is mounted on each positioning shaft in a rotating mode, the bottom end of each steering handle is connected to a steering assembly, each steering assembly comprises a mounting block, a regulating rod, meshing teeth and a mounting sleeve, the mounting blocks are mounted on the mounting vertical plates, the mounting sleeves are mounted on one sides of the mounting blocks and are provided with the regulating rods in a penetrating mode, the middle portions of the regulating rods are connected with the bottom ends of the steering handles in a rotating mode, and a plurality of meshing teeth are arranged at two ends of one side of each regulating rod.
As a further scheme of the invention: the mounting structure is characterized in that a tooth-shaped column is arranged in an inner cavity of the mounting sleeve and is meshed with the meshing teeth, a connecting lug is mounted at the bottom of the tooth-shaped column, a roller is rotatably mounted in the inner cavity of the connecting lug, a spring is mounted at the top of the tooth-shaped column, the top of the spring is mounted at the bottom of the top plate, the top plate is abutted to the top of the inner cavity of the mounting sleeve, a nut is mounted at the top of the mounting sleeve, a fastening screw is connected to the nut in a threaded manner, and the bottom end of the fastening screw is abutted to the top of the top plate.
As a further scheme of the invention: turn to one side equidistance in storehouse and seted up a plurality of inlet wire, turn to the opposite side in storehouse and seted up the outlet, turn to the vertical mounting panel of installing in the inner chamber in storehouse, three sides of mounting panel respectively with turn to three side wall connections in storehouse, the through wires hole has been seted up on the mounting panel, the connecting block, two are all installed to one side top, the bottom of mounting panel all install first guide post, second guide post between the both ends of connecting block, a plurality of coupling assembling has been cup jointed on first guide post, the second guide post, cup joint on the coupling assembling and install the directive wheel, the adjust cylinder is all installed at coupling assembling's top both ends, a plurality of adjust cylinder all installs on the side of mounting panel, adjust cylinder is located between first guide post, second guide post and the mounting panel.
As a further scheme of the invention: the connecting assembly comprises moving blocks, mounting columns, bearing sleeves, shaft penetrating holes, sliding grooves and sliding rails, the mounting columns are connected between the two moving blocks, the bearing sleeves are mounted on the mounting columns, the steering wheels are rotatably connected with the mounting columns through the bearing sleeves, the shaft penetrating holes are formed in the moving blocks, the first guide columns and the second guide columns penetrate through the moving blocks through the shaft penetrating holes in a movable mode, the sliding grooves are formed in one sides of the tops of the moving blocks, the sliding rails are connected to the sliding grooves in a sliding mode, and the sliding rails are mounted on one sides of the mounting plates.
As a further scheme of the invention: the steering device for the prestressed steel bundle multi-beam connection works as follows:
the method comprises the following steps: the fastening screw is rotated, the fastening screw extends downwards to push the top plate to descend, so that the tooth-shaped column and the connecting lug are pushed to descend through the spring, the roller extends out of the mounting vertical plate and then contacts the ground, the adjusting rod is driven to rotate left and right through adjusting the steering handle, the roller is driven to rotate through the meshing action between the meshing teeth and the tooth-shaped column, and the steering device for prestress steel beam multi-beam connection is moved to the position between the beam bodies through the roller;
step two: when the steering device for prestressed steel bundle multi-beam connection moves to an installation position, the fastening screw is rotated, the fastening screw extends upwards to enable the roller to restore to an initial position, a plurality of bolts penetrate through a plurality of fixing holes, then the bolts are screwed on the broken line prestressed pre-tensioning pedestal, and the installation of the steering device for prestressed steel bundle multi-beam connection is completed;
step three: starting a driving motor according to the direction of the steel strand arranged on the beam body, wherein the driving motor operates to drive a steering column to rotate, so that a steering bin is driven to rotate through a turntable, and a wire inlet of the steering bin is opposite to the steel strand;
step four: the steel strands respectively pass through the wire inlets, then pass through the wire through holes, pass through the wire outlets after passing around the top of the steering wheel, and are connected with the steel strands on the other beam body through the steel strand connector;
step five: and starting the adjusting cylinder, wherein the adjusting cylinder operates to drive the connecting assembly to move on the first guide column and the second guide column, so that the input and output directions of the steel strand are adjusted, and the adjusting cylinder is stopped when the steel strand prestress beam meets the requirement of the steering angle.
As a further scheme of the invention: the steering device for the multi-beam connection of the prestressed steel bundles has the following working principle:
the steering device for the prestressed steel bundle multi-beam connection can realize the extension and contraction of the roller by rotating the fastening screw rod, can realize the rotation of the roller by adjusting the steering handle, is convenient to move, reduces the difficulty degree and cost of transportation, can be folded, and is contacted with the broken line prestressed pretensioning pedestal through the mounting bottom plate during mounting, so that the steering device for the prestressed steel bundle multi-beam connection is stable in mounting;
the steering device for the prestressed steel bundle multi-beam connection drives the steering column to rotate through the operation of the driving motor, so that the steering bin is driven to rotate, the steering device for the prestressed steel bundle multi-beam connection can be well installed at different installation positions, the steering bin is adjusted to be suitable for steel strands in different directions, the steering can be completed without adjusting the direction of the whole device, and the application range of the steering device for the prestressed steel bundle multi-beam connection is widened;
the steering device for the multi-beam connection of the prestressed steel strands drives the connecting assembly to move on the first guide column and the second guide column through the operation of the adjusting cylinder, so that the input and output directions of the steel strands are adjusted, the steering angle of the prestressed steel strands of the steel strands can be automatically adjusted, various steering angle requirements of the prestressed steel strands can be met, and the beam end anchoring and the steering connection among multiple beams are facilitated;
this a turn to device for prestressing force steel strand multi-beam is connected is through installing the bearing housing on the erection column for the directive wheel passes through the bearing housing and is connected with the erection column rotation, has reduced the frictional force between steel strand wires and the directive wheel, thereby can reach the effect that effectively reduces external prestressing force steel strand wires prestressing loss.
The invention has the beneficial effects that:
the invention relates to a steering device for prestressed steel beam multi-beam connection, which is characterized in that a fastening screw rod is rotated, the fastening screw rod extends downwards to push a top plate to descend, so that a tooth-shaped column and a connecting lug are pushed to descend through a spring, a roller extends out of an installation vertical plate and then contacts the ground, an adjusting rod is driven to rotate left and right through adjusting a steering handle, the roller is driven to rotate through the meshing action between meshing teeth and the tooth-shaped column, the steering device for prestressed steel beam multi-beam connection is moved to the position between beam bodies through the roller, when the steering device for prestressed steel beam multi-beam connection is moved to the installation position, the fastening screw rod is rotated, the fastening screw rod extends upwards to enable the roller to recover to the initial position, a plurality of bolts penetrate through a plurality of fixing holes, then the bolts are screwed on a broken line prestressed steel beam pre-tensioning pedestal, and the installation of the steering device for prestressed steel beam multi-beam connection is completed, the method comprises the steps that a driving motor is started according to the direction of steel strands arranged on a beam body, the driving motor operates to drive a steering column to rotate, so that a steering bin is driven to rotate through a turntable, a wire inlet of the steering bin is opposite to the steel strands, a plurality of steel strands respectively pass through a plurality of wire inlets and then pass through a wire through hole, the steel strands pass through a wire outlet after passing through the top of a steering wheel, the steel strands are connected with the steel strands on the other beam body through a steel strand connector, an adjusting cylinder is started, the adjusting cylinder operates to drive a connecting assembly to move on a first guide column and a second guide column, so that the input direction and the output direction of the steel strands are adjusted, and when a steel strand prestress beam meets the requirement on a steering angle, the adjusting cylinder is stopped;
the steering device for the prestressed steel bundle multi-beam connection can realize the extension and contraction of the roller by rotating the fastening screw rod, can realize the rotation of the roller by adjusting the steering handle, is convenient to move, reduces the difficulty degree and cost of transportation, can be folded, and is contacted with the broken line prestressed pretensioning pedestal through the mounting bottom plate during mounting, so that the steering device for the prestressed steel bundle multi-beam connection is stable in mounting;
the steering device for the prestressed steel bundle multi-beam connection drives the steering column to rotate through the operation of the driving motor, so that the steering bin is driven to rotate, the steering device for the prestressed steel bundle multi-beam connection can be well installed at different installation positions, the steering bin is adjusted to be suitable for steel strands in different directions, the steering can be completed without adjusting the direction of the whole device, and the application range of the steering device for the prestressed steel bundle multi-beam connection is widened;
the steering device for the multi-beam connection of the prestressed steel strands drives the connecting assembly to move on the first guide column and the second guide column through the operation of the adjusting cylinder, so that the input and output directions of the steel strands are adjusted, the steering angle of the prestressed steel strands of the steel strands can be automatically adjusted, various steering angle requirements of the prestressed steel strands can be met, and the beam end anchoring and the steering connection among multiple beams are facilitated;
this a turn to device for prestressing force steel strand multi-beam is connected is through installing the bearing housing on the erection column for the directive wheel passes through the bearing housing and is connected with the erection column rotation, has reduced the frictional force between steel strand wires and the directive wheel, thereby can reach the effect that effectively reduces external prestressing force steel strand wires prestressing loss.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a first perspective view of a steering apparatus for multi-beam prestressed steel strand connection according to the present invention;
FIG. 2 is a second perspective view of a steering apparatus for multi-beam prestressed steel strand connection according to the present invention;
FIG. 3 is a schematic structural view of the fixed support mechanism of the present invention;
FIG. 4 is a schematic view of the internal structure of the fixed support mechanism of the present invention;
FIG. 5 is a view of the steering handle and steering assembly of the present invention in connection;
FIG. 6 is a schematic view of the internal structure of the mounting sleeve of the present invention;
FIG. 7 is a schematic view of the assembly of one side of the mounting plate of the present invention;
fig. 8 is a schematic view of the connecting assembly of the present invention.
In the figure: 100. a fixed support mechanism; 101. mounting a bottom plate; 102. installing a box; 103. installing a vertical plate; 104. fixing the vertical plate; 105. a drive motor; 106. connecting columns; 107. a turntable; 108. a fixing hole; 109. a support frame; 110. a steering column; 111. a positioning sleeve; 112. a steering handle; 113. a steering assembly; 114. positioning the shaft; 115. mounting blocks; 116. adjusting a rod; 117. meshing teeth; 118. installing a sleeve; 119. a toothed column; 120. connecting lugs; 121. a roller; 122. a spring; 123. a top plate; 124. fastening a screw rod; 201. a steering bin; 202. a wire inlet; 203. an outlet; 204. mounting a plate; 205. threading holes; 206. connecting blocks; 207. a first guide post; 208. a second guide post; 209. an adjusting cylinder; 210. a connecting assembly; 211. a steering wheel; 212. a moving block; 213. mounting a column; 214. a bearing housing; 215. a shaft hole is penetrated; 216. a chute; 217. a slide rail.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1 to 8, the present embodiment is a steering apparatus for connecting multiple prestressed steel bundles, including a fixed support mechanism 100 and a steering bin 201, wherein the steering bin 201 is installed at the top of the fixed support mechanism 100;
the fixed supporting mechanism 100 comprises a mounting base plate 101, a mounting box 102, mounting vertical plates 103, fixed vertical plates 104, a driving motor 105, connecting columns 106, a turntable 107 and fixing holes 108, wherein a plurality of fixing holes 108 are formed in both ends of the mounting base plate 101, the mounting vertical plates 103 are mounted on both sides of the top of the mounting base plate 101, the mounting box 102 is mounted between the two mounting vertical plates 103 on the top of the mounting base plate 101, the turntable 107 is rotatably arranged on the top of the mounting box 102, the fixed vertical plates 104 are arranged on both sides of the bottom of an inner cavity of the mounting box 102, the connecting columns 106 are mounted between both sides of the two fixed vertical plates 104, the driving motor 105 is arranged between the two fixed vertical plates 104, and the driving motor 105 is mounted on the top of the mounting base plate 101;
a supporting frame 109 is installed inside the installation box 102, two fixed vertical plates 104 are respectively connected to the inner walls of two sides of the supporting frame 109, a positioning sleeve 111 is installed in the middle of an inner cavity of the supporting frame 109, the positioning sleeve 111 is rotatably sleeved on a steering column 110, the bottom end of the steering column 110 is connected to an output shaft of a driving motor 105, and the top end of the steering column 110 penetrates through the supporting frame 109 and the top of the installation box 102 and extends to the bottom of the turntable 107; the steering device for the prestressed steel bundle multi-beam connection drives the steering column 110 to rotate through the operation of the driving motor 105, so that the steering bin 201 is driven to rotate, the steering device for the prestressed steel bundle multi-beam connection can be well installed at different installation positions, the steering bin 201 is adjusted to be suitable for steel strands in different directions, the steering can be completed without adjusting the direction of the whole device, and the application range of the steering device for the prestressed steel bundle multi-beam connection is expanded;
the two mounting vertical plates 103 are respectively provided with a positioning shaft 114 on one side far away from each other, the positioning shafts 114 are rotatably provided with a steering handle 112, the bottom end of the steering handle 112 is connected to a steering assembly 113, the steering assembly 113 comprises mounting blocks 115, adjusting rods 116, meshing teeth 117 and mounting sleeves 118, the two mounting blocks 115 are respectively mounted on the mounting vertical plates 103, the mounting sleeves 118 are mounted on one sides of the mounting blocks 115, the adjusting rods 116 are mounted on the two mounting sleeves 118 in a penetrating manner, the middle parts of the adjusting rods 116 are rotatably connected with the bottom end of the steering handle 112, and two ends of one side of each adjusting rod 116 are respectively provided with a plurality of meshing teeth 117;
a tooth-shaped column 119 is arranged in an inner cavity of the mounting sleeve 118, the tooth-shaped column 119 is in meshed connection with the meshing teeth 117, a connecting lug 120 is mounted at the bottom of the tooth-shaped column 119, a roller 121 is rotatably mounted in the inner cavity of the connecting lug 120, a spring 122 is mounted at the top of the tooth-shaped column 119, the top of the spring 122 is mounted at the bottom of a top plate 123, the top plate 123 is abutted against the top of the inner cavity of the mounting sleeve 118, a nut is mounted at the top of the mounting sleeve 118, a fastening screw 124 is in threaded connection with the nut, and the bottom end of the fastening screw 124 is abutted against the top of the top plate 123; the steering device for prestressed steel bundle multi-beam connection can realize extension and contraction of the roller 121 by rotating the fastening screw 124, and can realize rotation of the roller 121 by adjusting the steering handle 112, so that the steering device for prestressed steel bundle multi-beam connection is convenient to move, the difficulty degree and cost of transportation are reduced, meanwhile, the roller 121 can be retracted, and the steering device for prestressed steel bundle multi-beam connection is stable in installation by contacting the installation bottom plate 101 with a broken line prestressed pre-tensioning pedestal during installation;
turn to one side equidistance in storehouse 201 and seted up a plurality of inlet 202, outlet 203 has been seted up to the opposite side that turns to storehouse 201, turn to vertical installation in the inner chamber in storehouse 201 and install mounting panel 204, three sides of mounting panel 204 respectively with turn to three side inner wall connection in storehouse 201, through wires hole 205 has been seted up on the mounting panel 204, connecting block 206 is all installed to one side top, the bottom of mounting panel 204, two all install first guide post 207, second guide post 208 between the both ends of connecting block 206, a plurality of coupling assembling 210 has been cup jointed on first guide post 207, the second guide post 208, cup joint on coupling assembling 210 and install directive wheel 211, adjusting cylinder 209 is all installed, a plurality of at coupling assembling 210's top both ends adjusting cylinder 209 all installs on the side of mounting panel 204, adjusting cylinder 209 is located first guide post 207, a plurality of, Between the second guide post 208 and the mounting plate 204; the steering device for multi-beam connection of the prestressed steel strands drives the connecting assembly 210 to move on the first guide column 207 and the second guide column 208 through the operation of the adjusting cylinder 209, so that the input and output directions of the steel strands are adjusted, the steering angle of the prestressed steel strands of the steel strands can be automatically adjusted, various steering angle requirements of the prestressed steel strands can be met, and beam end anchoring and steering connection among multiple beams are facilitated;
the connecting assembly 210 comprises moving blocks 212, mounting columns 213, bearing sleeves 214, shaft penetrating holes 215, sliding grooves 216 and sliding rails 217, the mounting columns 213 are connected between the two moving blocks 212, the bearing sleeves 214 are mounted on the mounting columns 213, the steering wheels 211 are rotatably connected with the mounting columns 213 through the bearing sleeves 214, the shaft penetrating holes 215 are formed in the moving blocks 212, the first guide columns 207 and the second guide columns 208 movably penetrate through the moving blocks 212 through the shaft penetrating holes 215, the sliding grooves 216 are formed in one side of the tops of the moving blocks 212, the sliding rails 217 are connected to the sliding grooves 216 in a sliding mode, and the sliding rails 217 are mounted on one side of the mounting plate 204; this a turn to device for prestressing force steel strand multi-beam is connected is through installing bearing housing 214 on erection column 213 for directive wheel 211 passes through bearing housing 214 and is connected with erection column 213 rotation, has reduced the frictional force between steel strand wires and directive wheel 211, thereby can reach the effect that effectively reduces external prestressing force steel strand wires prestressing loss.
Referring to fig. 1 to 8, the operation of the steering apparatus for multi-beam connection of prestressed steel bundles in the present embodiment is as follows:
the method comprises the following steps: the fastening screw 124 is rotated, the fastening screw 124 extends downwards to push the top plate 123 to descend, so that the spring 122 pushes the tooth-shaped column 119 and the connecting lug 120 to descend, the roller 121 extends out of the mounting vertical plate 103 and then contacts the ground, the adjusting rod 116 is driven to rotate left and right by adjusting the steering handle 112, the roller 121 is driven to rotate through the meshing action between the meshing teeth 117 and the tooth-shaped column 119, and the steering device for prestress steel beam multi-beam connection moves to the position between beam bodies through the roller 121;
step two: when the steering device for prestressed steel bundle multi-beam connection is moved to the installation position, the fastening screw 124 is screwed, the fastening screw 124 extends upwards to enable the roller 121 to restore to the initial position, a plurality of bolts penetrate through a plurality of fixing holes 108, then the bolts are screwed on the broken line prestressed pretensioning pedestal, and the installation of the steering device for prestressed steel bundle multi-beam connection is completed;
step three: according to the direction of the steel strand arranged on the beam body, the driving motor 105 is started, the driving motor 105 runs to drive the steering column 110 to rotate, so that the steering bin 201 is driven to rotate through the turntable 107, and the wire inlet 202 of the steering bin 201 is opposite to the steel strand;
step four: a plurality of steel strands respectively pass through a plurality of wire inlets 202, then pass through the wire through holes 205, pass through the wire outlets 203 after passing around the top of the steering wheel 211, and are connected with the steel strands on the other beam body through steel strand connectors;
step five: and starting the adjusting cylinder 209, wherein the adjusting cylinder 209 operates to drive the connecting assembly 210 to move on the first guide column 207 and the second guide column 208, so that the input and output directions of the steel strand are adjusted, and the adjusting cylinder 209 is stopped when the steel strand prestress beam meets the requirement of the steering angle.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (4)
1. The steering device for the multi-beam connection of the prestressed steel bundles is characterized by comprising a fixed supporting mechanism (100) and a steering bin (201), wherein the steering bin (201) is installed at the top of the fixed supporting mechanism (100);
the fixed supporting mechanism (100) comprises a mounting base plate (101), a mounting box (102), mounting vertical plates (103), fixed vertical plates (104), driving motors (105), connecting columns (106), a turntable (107) and fixing holes (108), wherein a plurality of fixing holes (108) are formed in both ends of the mounting base plate (101), the mounting vertical plates (103) are mounted on both sides of the top of the mounting base plate (101), the mounting box (102) is mounted between the two mounting vertical plates (103) on the top of the mounting base plate (101), the turntable (107) is rotatably arranged on the top of the mounting box (102), the fixed vertical plates (104) are arranged on both sides of the bottom of an inner cavity of the mounting box (102), a plurality of connecting columns (106) are mounted between both sides of the two fixed vertical plates (104), and the driving motors (105) are arranged between the two fixed vertical plates (104), the driving motor (105) is installed on the top of the installation bottom plate (101);
the two mounting vertical plates (103) are respectively provided with a positioning shaft (114) on one side far away from each other, the positioning shafts (114) are respectively provided with a steering handle (112) in a rotating mode, the bottom end of the steering handle (112) is connected to a steering assembly (113), the steering assembly (113) comprises mounting blocks (115), adjusting rods (116), meshing teeth (117) and mounting sleeves (118), the two mounting blocks (115) are respectively mounted on the mounting vertical plates (103), the mounting sleeves (118) are mounted on one sides of the mounting blocks (115), the adjusting rods (116) are mounted on the two mounting sleeves (118) in a penetrating mode, the middle parts of the adjusting rods (116) are rotatably connected with the bottom ends of the steering handles (112), and two ends of one side of each adjusting rod (116) are respectively provided with a plurality of meshing teeth (117);
a tooth-shaped column (119) is arranged in an inner cavity of the mounting sleeve (118), the tooth-shaped column (119) is in meshing connection with the meshing teeth (117), a connecting lug (120) is installed at the bottom of the tooth-shaped column (119), a roller (121) is rotatably installed in the inner cavity of the connecting lug (120), a spring (122) is installed at the top of the tooth-shaped column (119), the top of the spring (122) is installed at the bottom of a top plate (123), the top plate (123) is abutted to the top of the inner cavity of the mounting sleeve (118), a nut is installed at the top of the mounting sleeve (118), a fastening screw (124) is in threaded connection with the nut, and the bottom end of the fastening screw (124) is abutted to the top of the top plate (123);
the utility model discloses a steering gear, it has the advantages of turn to one side equidistance in storehouse (201) and seted up a plurality of inlet wire (202), turn to the opposite side in storehouse (201) and seted up outlet wire (203), turn to vertical mounting panel (204) of installing in the inner chamber in storehouse (201), three sides of mounting panel (204) respectively with turn to three side inner wall connections in storehouse (201), seted up through wires hole (205) on mounting panel (204), connecting block (206) are all installed to one side top, the bottom of mounting panel (204), all install first guide post (207), second guide post (208) between two the both ends of connecting block (206), a plurality of coupling assembling (210) have been cup jointed on first guide post (207), second guide post (208), cup joint on coupling assembling (210) and install directive wheel (211), adjustment cylinder (209) are all installed at the top both ends of coupling assembling (210), a plurality of adjusting cylinder (209) all install on the side of mounting panel (204), adjusting cylinder (209) are located between first guide post (207), second guide post (208) and mounting panel (204).
2. The steering device for connecting the prestressed steel bundles and the multiple beams according to claim 1, wherein a supporting frame (109) is installed inside the installation box (102), two fixed vertical plates (104) are respectively connected to the inner walls of two sides of the supporting frame (109), a positioning sleeve (111) is installed in the middle of an inner cavity of the supporting frame (109), the positioning sleeve (111) is rotatably sleeved on a steering column (110), the bottom end of the steering column (110) is connected to an output shaft of a driving motor (105), and the top end of the steering column (110) penetrates through the supporting frame (109) and the top of the installation box (102) and extends to the bottom of the turntable (107).
3. The steering device for prestressed steel-strand multi-beam connection according to claim 1, characterized in that the connecting component (210) comprises moving blocks (212), mounting columns (213), bearing sleeves (214), shaft penetrating holes (215), sliding grooves (216) and sliding rails (217), the mounting columns (213) are connected between the two moving blocks (212), the mounting column (213) is provided with a bearing sleeve (214), the steering wheel (211) is rotationally connected with the mounting column (213) through the bearing sleeve (214), the moving block (212) is provided with a through shaft hole (215), the first guide post (207) and the second guide post (208) movably penetrate through the moving block (212) through the through shaft hole (215), a sliding groove (216) is formed in one side of the top of the moving block (212), a sliding rail (217) is connected to the sliding groove (216) in a sliding mode, and the sliding rail (217) is installed on one side of the installation plate (204).
4. The steering device for prestressed tendon multi-beam connection according to claim 2, wherein the steering device for prestressed tendon multi-beam connection is operated as follows:
the method comprises the following steps: the fastening screw rod (124) is rotated, the fastening screw rod (124) extends downwards to push the top plate (123) to descend, so that the tooth-shaped column (119) is pushed through the spring (122), the connecting lug (120) descends, the roller (121) extends out of the mounting vertical plate (103) and then contacts the ground, the adjusting rod (116) is driven to rotate left and right through adjusting the steering handle (112), the roller (121) is driven to rotate through the meshing action between the meshing teeth (117) and the tooth-shaped column (119), and the steering device for prestress steel beam multi-beam connection is moved to the position between beam bodies through the roller (121);
step two: when the steering device for prestressed steel bundle multi-beam connection is moved to an installation position, the fastening screw rod (124) is screwed, the fastening screw rod (124) extends upwards to enable the roller (121) to restore to an initial position, a plurality of bolts penetrate through a plurality of fixing holes (108), then the bolts are screwed on the broken line prestressed pre-tensioning pedestal, and the installation of the steering device for prestressed steel bundle multi-beam connection is completed;
step three: according to the direction of a steel strand arranged on a beam body, a driving motor (105) is started, the driving motor (105) operates to drive a steering column (110) to rotate, so that a steering bin (201) is driven to rotate through a turntable (107), and a wire inlet (202) of the steering bin (201) is opposite to the steel strand;
step four: the steel strands respectively pass through the wire inlets (202), then pass through the wire passing holes (205), pass through the wire outlets (203) after passing around the top of the steering wheel (211), and are connected with the steel strands on the other beam body through the steel strand connector;
step five: and starting the adjusting cylinder (209), wherein the adjusting cylinder (209) operates to drive the connecting assembly (210) to move on the first guide column (207) and the second guide column (208), so that the input and output directions of the steel strand are adjusted, and the adjusting cylinder (209) is stopped when the steel strand prestress beam meets the requirement of a steering angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011553028.XA CN112627041B (en) | 2020-12-24 | 2020-12-24 | Steering device for prestress steel beam multi-beam connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011553028.XA CN112627041B (en) | 2020-12-24 | 2020-12-24 | Steering device for prestress steel beam multi-beam connection |
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| Publication Number | Publication Date |
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| CN112627041A CN112627041A (en) | 2021-04-09 |
| CN112627041B true CN112627041B (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR20080107082A (en) * | 2007-06-05 | 2008-12-10 | 삼성물산 주식회사 | Pre-stressing system for width direction and length direction |
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|---|---|
| CN112627041A (en) | 2021-04-09 |
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