CN110409284B - Construction method for prefabricated T-shaped beam - Google Patents
Construction method for prefabricated T-shaped beam Download PDFInfo
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- CN110409284B CN110409284B CN201910682384.2A CN201910682384A CN110409284B CN 110409284 B CN110409284 B CN 110409284B CN 201910682384 A CN201910682384 A CN 201910682384A CN 110409284 B CN110409284 B CN 110409284B
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- 238000010276 construction Methods 0.000 title claims abstract description 25
- 238000009415 formwork Methods 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 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
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
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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
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Abstract
The invention discloses a construction method for prefabricating a T-shaped beam, which comprises two T-shaped templates and a fixed bottom plate, wherein the T-shaped templates are positioned at the top of the fixed bottom plate, the top of the fixed bottom plate is also provided with a fixed plate, the fixed plates are respectively positioned at two sides of the two T-shaped templates, the fixed plates are respectively provided with a second movable rod, the second movable rods horizontally penetrate through the fixed plates, the second movable rods can move on the fixed plates towards the direction of the T-shaped templates, first movable rods are arranged in the second movable rods, and the first movable rods axially penetrate through the second movable rods along the second movable rods; the support plates are respectively positioned on two sides of the T-shaped template, the support plates are positioned between the fixed plate and the T-shaped template, pull rods are arranged on the fixed plate, one end of each pull rod is connected with the T-shaped template through threads, and the other end of each pull rod penetrates through the fixed plate and is detachably connected with the first movable rod; the second movable rod is also provided with an inclined stay bar, one end of the inclined stay bar is hinged with the second movable rod, and the other end of the inclined stay bar is hinged with the supporting plate.
Description
Technical Field
The invention relates to the technical field of T-shaped beam construction, in particular to a prefabricated T-shaped beam construction method.
Background
The T-beam refers to a beam having a T-shaped cross-section. The T-beam template is mainly used for construction of highways, viaducts and railway bridges, and different sizes of the T-beam templates can be selected according to different distances between the pier columns. The T-beam template can be assembled and disassembled completely, is convenient to assemble, and can be repeatedly used under normal maintenance. The T-shaped beam template has enough bearing capacity, rigidity and stability.
At present, when a T-shaped beam is poured, a T-shaped template is hoisted to a construction place by utilizing a hoisting device and then is supported, support rods are mostly built on two sides of the T-shaped template or two T-shaped templates are fixed by utilizing split bolts in the conventional T-shaped template fixing mode, so that the T-shaped template cannot move towards two sides or split is adopted when concrete is poured on the T-shaped beam, but when the T-shaped template is supported by adopting diagonal support rods, the two T-shaped templates are easy to draw towards the middle, the thickness of the T-shaped beam is thinned, the connection part of the template by the bolts needs to be subjected to waterproof treatment by adopting the split bolt fixing mode, slurry leakage is avoided, the construction is troublesome, and after the construction is finished, the exposed bolts are cut off, so that the waste of the bolts is caused, and the manufacturing cost is increased.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a construction method for prefabricating a T-shaped beam, which can stably fix a T-shaped template and is convenient to use in a turnover manner.
The invention is realized by the following technical scheme:
a construction method of a prefabricated T-shaped beam comprises the following steps:
1) horizontally placing the fixed bottom plate on the construction ground;
2) mounting a fixed plate on a fixed bottom plate through a sliding block;
3) hoisting the T-shaped template to the fixed bottom plate by using a hoisting device;
4) mounting the support plates on two sides of the T-shaped template, and connecting the pull rod with the T-shaped template through threads;
5) connecting a second movable rod with the fixed plate, connecting a first movable rod in the second movable rod with the pull rod, and simultaneously inserting a connecting block on the inclined support rod into a connecting groove of the supporting plate;
6) rotating the second nut to force the second movable rod to move towards the support plate, and finally enabling the inclined strut to support the support plate;
7) rotating the second nut to force the first movable rod to push the first movable rod to move in the second movable rod towards the direction away from the support plate, and finally enabling the pull rod to pull the T-shaped template to be tightly close to the support plate;
8) concrete is poured in the T-shaped template, and in the pouring process, the supporting strength of the diagonal brace on the supporting plate can be improved through the second nut;
9) the pouring of the T-shaped beam is completed, after the concrete is cooled, the second movable rod is moved for a certain distance towards the direction away from the support plate, and the supporting force of the inclined strut on the support plate is removed;
10) pulling the T-shaped template through the first movable rod through the first nut to remove the T-shaped template from the T beam;
the T-shaped formwork is positioned at the top of the fixed base plate, two fixed plates are further arranged at the top of the fixed base plate and are respectively positioned at two sides of the two T-shaped formworks, second movable rods are arranged on the fixed plates and penetrate through the fixed plates horizontally, the second movable rods can move in the fixed plates towards the direction of the T-shaped formwork, first movable rods are arranged in the second movable rods, and the first movable rods penetrate through the second movable rods axially along the second movable rods; the T-shaped formwork is provided with a T-shaped formwork, the T-shaped formwork is provided with a first movable rod, the first movable rod is movably connected with the first movable rod through a first movable rod, and the first movable rod is movably connected with the first movable rod through a second movable rod; and the second movable rod is also provided with an inclined stay bar, one end of the inclined stay bar is hinged with the second movable rod, and the other end of the inclined stay bar is hinged with the supporting plate.
When the T-shaped template is installed, firstly, a fixed bottom is laid on a construction ground, then, a fixed plate is installed on the fixed base plate, a second movable rod penetrates through the fixed plate, then, a first movable rod is installed in the second movable rod, a support plate is placed on the fixed base plate and is connected with an inclined strut, then, two T-shaped templates are sequentially hoisted between the two support plates by utilizing a hoisting device and are respectively close to the two support plates, a set pull rod penetrates through the inclined strut and is connected with the T-shaped template through threads, then, the first movable rod is connected with the pull rod, because the first movable rod and the second movable rod are in clearance fit, the first movable rod can pull the T-shaped template to move towards the direction of the support plate in the second movable rod and finally closely lean against the support plate, because the second movable rod is provided with the upper inclined strut and the lower inclined strut, force to utilize diagonal brace cooperation backup pad to restrict T section of thick bamboo template, avoid T section of thick bamboo template groove both sides to take place to fall partially, and the first movable rod cooperation pull rod that sets up exerts the power of dragging to T section of thick bamboo template, avoids T section of thick bamboo template to fall partially towards the centre to fix T section of thick bamboo template stable on PMKD.
Further, still be equipped with first nut on the first movable rod, first nut passes through the screw thread and is connected with first movable rod to first nut is located the outside of second movable rod. And the second movable rod is also provided with two second nuts, the second nuts are connected with the second movable rod through threads, and the second nuts are positioned on two sides of the fixed plate.
When the first movable rod is used for applying a stretching force to the pull rod, the first nut is rotated, the first nut forces the first movable rod to move in the second movable rod, and the pull rod can apply the stretching force to the T-shaped template. When the diagonal brace is used for applying supporting force to the supporting plate formwork, the second nut is rotated to force the second movable rod to move towards the supporting plate, the diagonal brace on the second movable rod is forced to generate diagonal bracing force to the supporting plate, in the actual application, a constructor needs to adjust the second nut to determine the position of the diagonal brace, then the T-shaped formwork is pulled to lean against the supporting plate by rotating the first nut, and when some concrete is poured between the T-shaped formworks, because the concrete exists between the two T-shaped formworks, the two T-shaped formworks cannot be drawn together towards the middle, therefore, in the pouring process, the second movable rod can be forced to move towards the supporting plate by rotating the second nut, so that the acting force of the diagonal brace on the supporting plate is improved, because the T-shaped formworks are not taken into consideration to be drawn together towards the middle, when the second movable rod moves towards the diagonal brace, the clearance created between the first nut and the second movable bar is also insignificant.
Further, the bottom of PMKD still is equipped with two spouts that the cross-section is the type structure of dogword, the both ends and the PMKD intercommunication of spout, the bottom of fixed plate still is equipped with the slider that matches with the spout, and the slider is located the spout to the slider can remove in the spout.
The fixed plate can be fast fixed and fixed bottom connected together by the convex block and the sliding groove, and the fixed plate can be limited to move towards the T-shaped template, so that the fixed plate can be matched with the inclined strut to apply acting force to the support plate to the second movable rod.
Further, the top of PMKD still is equipped with a plurality of openings, and the opening distributes on PMKD along the spout, opening and spout intercommunication, the slider can enter into to the spout in from the opening part.
Because the T type roof beam length of making usually is longer, make the length of T type template longer, consequently, need install a plurality of fixed plates on the solid fixed bottom, guarantee can the diagonal brace can support the different positions of backup pad, improve the backup pad and to the holding power of T type template, and because be equipped with a plurality of openings on the spout, make when installing the slider in the spout, open-ended cross sectional dimension is greater than the cross sectional dimension of slider, make the slider can enter into to the spout in from the opening part, then move the slider to suitable position in the spout, utilize the opening that sets up, the installation effectiveness to the fixed plate has been improved, avoided at every turn need to put into the slider to the spout with the slider from the both ends of solid fixed bottom.
Further, still be equipped with first connection pad on the end of first movable rod orientation pull rod direction, still be equipped with the second connection pad on the end of pull rod orientation first movable rod direction, be equipped with a plurality of screw rods between first connection pad and the second connection pad, the both ends of screw rod run through respectively on first connection pad and second connection pad, the both ends of screw rod all are equipped with the third nut.
Utilize first connection pad and the second connection pad that sets up to realize being connected between pull rod and the first movable rod fast, simultaneously because first movable rod is clearance fit with the second movable rod, make first movable rod enough remove towards the backup pad direction at the second movable rod, first movable rod can be rotatory around its self axis again, make the screw hole on first carousel and the second carousel adjust well like this, guarantee that the both ends of threaded rod can alternate smoothly on first connection pad and the second connection pad
Furthermore, a plurality of connecting grooves are formed in the T-shaped template, connecting blocks are further arranged at the tail ends of the inclined supporting rods facing the direction of the supporting plate and hinged to the inclined supporting rods, and the connecting blocks can be inserted into the connecting grooves.
Because the diagonal brace that sets up is mainly for applying the holding power to the backup pad, therefore, utilize connecting block and the spread groove that sets up to make diagonal brace and backup pad be removable structure, be convenient for place the backup pad on supporting baseplate fast, the backup pad has been avoided receiving the control of diagonal brace when placing to supporting baseplate, further improve the convenience to the backup pad installation, simultaneously after accomplishing pouring of T type roof beam, when dismantling T type template, when utilizing first nut to force first movable rod pulling pull rod, because the diagonal brace can be pulled down from the backup pad, thereby effectively avoided the diagonal brace to continue to support the backup pad, the condition that leads to the unable pulling T type template of first movable rod to remove takes place.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. according to the construction method for prefabricating the T-shaped beam, when the T-shaped template is installed, the T-shaped template can be prevented from toppling towards the middle by using the first movable rod matched with the pull rod, and meanwhile, the support plate is arranged to be matched with the inclined support rod on the second movable rod to prevent two sides of the T-shaped template groove from toppling, so that the T-shaped template can be effectively fixed;
2. according to the construction method for the prefabricated T-shaped beam, the fixed plate can be limited by the sliding groove formed in the fixed bottom plate, the fixed plate is prevented from moving towards the T-shaped template, meanwhile, the opening formed in the sliding groove facilitates quick mounting and dismounting of the fixed plate and the fixed bottom plate, and mounting efficiency of the T-shaped template is effectively improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the mounting plate of the present invention;
FIG. 3 is an enlarged view of part A of the present invention;
fig. 4 is a side view of the support plate of the present invention.
Reference numbers and corresponding part names in the drawings:
1-connecting block, 2-first movable rod, 3-fixed bottom plate, 4-diagonal brace rod, 5-T-shaped template, 6-supporting plate, 7-second movable rod, 8-sliding block, 9-first nut, 10-second nut, 11-fixed plate, 12-opening, 13-sliding chute, 14-first connecting disc, 15-third nut, 16-screw rod, 17-pull rod, 18-second connecting disc and 19-connecting groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
The invention relates to a construction method of a prefabricated T beam, which comprises the following steps:
1) horizontally placing the fixed bottom plate 3 on the construction ground;
2) mounting a fixed plate 11 on the fixed bottom plate 3 through a slide block 8;
3) hoisting the T-shaped template 5 to the fixed bottom plate 3 by using a hoisting device;
4) mounting the support plates 6 on two sides of the T-shaped template 5, and connecting the pull rod 17 with the T-shaped template 5 through threads;
5) connecting the second movable rod 7 with the fixed plate 11, and connecting the first movable rod 2 in the second movable rod 7 with the pull rod 17, and simultaneously inserting the connecting block 1 on the diagonal brace 4 into the connecting groove 19 of the support plate 6;
6) rotating the second nut 10 to force the second movable rod 7 to move towards the support plate 6, and finally enabling the inclined support rod 4 to support the support plate 6;
7) rotating the second nut 9 to force the first movable rod 7 to push the first movable rod 2 to move in the second movable rod 7 in a direction away from the support plate 6, and finally enabling the pull rod 17 to pull the T-shaped die plate 5 to be close to the support plate 6;
8) concrete is poured in the T-shaped formwork 5, and in the pouring process, the supporting force of the inclined supporting rod 4 to the supporting plate 6 can be improved through the second nut 10;
9) the pouring of the T-shaped beam is completed, after the concrete is cooled, the second movable rod 7 is moved for a certain distance in the direction away from the supporting plate 5, and the supporting force of the inclined supporting rod 4 on the supporting plate 6 is removed;
10) pulling the T-shaped template 6 through the first movable rod 2 through the first nut 9, and detaching the T-shaped template 6 from the T-shaped beam;
the T-shaped formwork comprises two T-shaped formworks and a fixed base plate 3, wherein the T-shaped formwork 5 is located at the top of the fixed base plate 3, two fixed plates 11 are further arranged at the top of the fixed base plate 3, the two fixed plates 11 are respectively located on two sides of the two T-shaped formworks 5, second movable rods 7 are respectively arranged on the fixed plates 11, the second movable rods 7 horizontally penetrate through the fixed plates 11, the second movable rods 7 can move on the fixed plates 11 towards the direction of the T-shaped formwork 5, first movable rods 2 are arranged in the second movable rods 7, and the first movable rods 2 axially penetrate through the second movable rods 7 along the second movable rods 7; the T-shaped formwork comprises a T-shaped formwork 5 and is characterized by further comprising two supporting plates 6, wherein the two supporting plates 6 are respectively located on two sides of the T-shaped formwork 5, the supporting plates 6 are located between a fixing plate 11 and the T-shaped formwork 5, pull rods 17 are arranged on the fixing plate 11, one end of each pull rod 17 is connected with the T-shaped formwork 5 through threads, and the other end of each pull rod 17 penetrates through the fixing plate 11 to be detachably connected with a first movable rod 2; the second movable rod 7 is further provided with an inclined strut 4, one end of the inclined strut 4 is hinged with the second movable rod 7, and the other end of the inclined strut 4 is hinged with the supporting plate 6. Still be equipped with first nut 9 on the first movable rod 2, first nut 9 is connected with first movable rod 2 through the screw thread to first nut 9 is located the outside of second movable rod 7. Two second nuts 10 are further arranged on the second movable rod 7, the two second nuts 10 are connected with the second movable rod 7 through threads, and the second nuts 10 are located on two sides of the fixed plate 11.
Example 2
On the basis of embodiment 1, the bottom of the fixed base plate 3 is further provided with two sliding grooves 13 with the cross sections in a convex structure, two ends of each sliding groove 13 are communicated with the fixed base plate 3, the bottom of the fixed plate 11 is further provided with a sliding block 8 matched with the sliding grooves 13, the sliding block 8 is located in the sliding grooves 13, and the sliding block 8 can move in the sliding grooves 13.
Example 3
On the basis of embodiment 2, the top of the fixed bottom plate 3 is further provided with a plurality of openings 12, the openings 12 are distributed on the fixed bottom plate 3 along the sliding groove 13, the openings are communicated with the sliding groove 13, and the sliding block 8 can enter the sliding groove 13 from the openings 12.
Example 4
On the basis of embodiment 1, still be equipped with first connection pad 14 on the end of first movable rod 2 towards pull rod 17 direction, pull rod 17 still is equipped with second connection pad 18 on the end towards first movable rod 2 direction, is equipped with a plurality of screws 16 between first connection pad 14 and the second connection pad 18, and the both ends of screw 16 run through respectively on first connection pad 14 and second connection pad 18, the both ends of screw 16 all are equipped with third nut 15.
Example 5
On the basis of embodiment 1, the T-shaped formwork 5 is further provided with a plurality of connecting grooves 19, the end of the inclined strut 4 facing the direction of the supporting plate 6 is further provided with a connecting block 1, the connecting block 1 is hinged to the inclined strut 4, and the connecting block 1 can be inserted into the connecting grooves 19.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A construction method for a prefabricated T-shaped beam is characterized by comprising the following steps:
1) horizontally placing the fixed bottom plate (3) on a construction ground;
2) mounting a fixed plate (11) on a fixed bottom plate (3) through a sliding block (8);
3) hoisting the T-shaped template (5) to the fixed bottom plate (3) by using a hoisting device;
4) mounting support plates (6) on two sides of a T-shaped template (5), and connecting a pull rod (17) with the T-shaped template (5) through threads;
5) connecting the second movable rod (7) with the fixed plate (11), connecting the first movable rod (2) in the second movable rod (7) with the pull rod (17), and simultaneously inserting the connecting block (1) on the inclined stay bar (4) into the connecting groove (19) of the supporting plate (6);
6) rotating the second nut (10) to force the second movable rod (7) to move towards the support plate (6), and finally enabling the inclined support rod (4) to support the support plate (6);
7) rotating the second nut (10) to force the first movable rod (2) to push the first movable rod (2) to move in the second movable rod (7) towards the direction away from the support plate (6), and finally enabling the pull rod (17) to pull the T-shaped template (5) to be tightly close to the support plate (6);
8) concrete is poured in the T-shaped template (5), and in the pouring process, the supporting force of the inclined supporting rod (4) to the supporting plate (6) can be improved through the second nut (10);
9) the pouring of the T-shaped beam is completed, after the concrete is cooled, the second movable rod (7) is moved for a certain distance in the direction away from the support plate (6), and the supporting force of the inclined supporting rod (4) to the support plate (6) is removed;
10) pulling the T-shaped template (5) through the first movable rod (2) through the first nut (9), and detaching the T-shaped template (5) from the T beam;
the T-shaped formwork comprises two T-shaped formworks (5) and a fixed base plate (3), wherein the T-shaped formworks (5) are positioned at the top of the fixed base plate (3), two fixed plates (11) are further arranged at the top of the fixed base plate (3), the two fixed plates (11) are respectively positioned at two sides of the two T-shaped formworks (5), second movable rods (7) are arranged on the fixed plates (11), the second movable rods (7) horizontally penetrate through the fixed plates (11), the second movable rods (7) can move towards the direction of the T-shaped formworks (5) in the fixed plates (11), first movable rods (2) are arranged in the second movable rods (7), and the first movable rods (2) axially penetrate through the second movable rods (7) along the second movable rods (7);
the T-shaped formwork structure is characterized by further comprising two supporting plates (6), wherein the two supporting plates (6) are respectively located on two sides of the T-shaped formwork (5), the supporting plates (6) are located between the fixing plate (11) and the T-shaped formwork (5), pull rods (17) are arranged on the fixing plate (11), one ends of the pull rods (17) are connected with the T-shaped formwork (5) through threads, and the other ends of the pull rods (17) penetrate through the fixing plate (11) to be detachably connected with the first movable rods (2);
the second movable rod (7) is also provided with an inclined strut (4), one end of the inclined strut (4) is hinged with the second movable rod (7), and the other end of the inclined strut is hinged with the supporting plate (6).
2. A prefabricated T-beam construction method according to claim 1, wherein said first movable bar (2) is further provided with a first nut (9), said first nut (9) is connected with said first movable bar (2) by means of a screw thread, and said first nut (9) is located outside said second movable bar (7).
3. A prefabricated T-beam construction method according to claim 1, wherein said second movable bar (7) is further provided with two second nuts (10), said two second nuts (10) are connected with said second movable bar (7) by means of screw threads, and said second nuts (10) are located on both sides of said fixed plate (11).
4. The construction method of the prefabricated T beam as claimed in claim 1, wherein the bottom of the fixed bottom plate (3) is further provided with two sliding grooves (13) with the cross sections in a convex structure, two ends of each sliding groove (13) are communicated with the fixed bottom plate (3), the bottom of the fixed plate (11) is further provided with a sliding block (8) matched with the sliding grooves (13), the sliding block (8) is located in the sliding grooves (13), and the sliding block (8) can move in the sliding grooves (13).
5. A prefabricated T beam construction method according to claim 4, wherein the top of the fixed bottom plate (3) is further provided with a plurality of openings (12), the openings (12) are distributed on the fixed bottom plate (3) along the sliding grooves (13), the openings are communicated with the sliding grooves (13), and the sliding blocks (8) can enter the sliding grooves (13) from the openings (12).
6. The construction method of the prefabricated T beam as claimed in claim 1, wherein a first connecting disc (14) is further arranged at the end of the first movable rod (2) facing the pull rod (17), a second connecting disc (18) is further arranged at the end of the pull rod (17) facing the first movable rod (2), a plurality of screw rods (16) are arranged between the first connecting disc (14) and the second connecting disc (18), two ends of each screw rod (16) penetrate through the first connecting disc (14) and the second connecting disc (18) respectively, and third nuts (15) are arranged at two ends of each screw rod (16).
7. A prefabricated T-beam construction method according to claim 1, wherein a plurality of connecting grooves (19) are further formed in the T-shaped formwork (5), connecting blocks (1) are further formed at the ends of the inclined supporting rods (4) facing the supporting plates (6), the connecting blocks (1) are hinged with the inclined supporting rods (4), and the connecting blocks (1) can be inserted into the connecting grooves (19).
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| CN201910682384.2A CN110409284B (en) | 2019-07-26 | 2019-07-26 | Construction method for prefabricated T-shaped beam |
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| CN201910682384.2A CN110409284B (en) | 2019-07-26 | 2019-07-26 | Construction method for prefabricated T-shaped beam |
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| CN110409284B true CN110409284B (en) | 2021-03-26 |
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| KR101068682B1 (en) * | 2009-02-05 | 2011-09-28 | 주식회사 장헌산업 | Inverted T-girder, ramen bridge using the same and construction method |
| CN201931537U (en) * | 2010-12-31 | 2011-08-17 | 北京中铁房山桥梁有限公司 | Hydraulic device for precast beam forms |
| KR101519086B1 (en) * | 2014-11-24 | 2015-05-12 | 주식회사 하이드로코리아 | Bridg using t-girder with pile supporting apparatus and bridge continuous construction method using the same |
| CN207245173U (en) * | 2017-08-07 | 2018-04-17 | 江西省昌博实业有限公司 | A kind of gradient adjustable is easy to the T beam forms of form removal |
| CN108274596B (en) * | 2018-03-28 | 2024-09-10 | 福建龙铁机械有限公司 | Synchronous hydraulic T-beam template construction device |
| CN208777693U (en) * | 2018-08-27 | 2019-04-23 | 中交一公局海威工程建设有限公司 | T beam forms and casting system |
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