CN213563427U - Precast beam removes stretch-draw rack - Google Patents

Precast beam removes stretch-draw rack Download PDF

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Publication number
CN213563427U
CN213563427U CN202022424688.XU CN202022424688U CN213563427U CN 213563427 U CN213563427 U CN 213563427U CN 202022424688 U CN202022424688 U CN 202022424688U CN 213563427 U CN213563427 U CN 213563427U
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China
Prior art keywords
precast beam
leg
rack
outrigger
landing leg
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CN202022424688.XU
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Chinese (zh)
Inventor
李树敬
孙伟亮
李�东
薄建
周传水
曲超
周悦龙
韩杰
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Fourth Engineering Co Ltd of China Railway 14th Bureau Co Ltd
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Fourth Engineering Co Ltd of China Railway 14th Bureau Co Ltd
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Priority to CN202022424688.XU priority Critical patent/CN213563427U/en
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Abstract

The utility model discloses a precast beam removes stretch-draw rack, the rack includes 4 landing legs, 4 landing leg shapes, the size is the same, 4 landing leg upper ends and lower extreme respectively through horizontal pole interconnect to become squarely, the rack middle part is equipped with the instrument desk, instrument desk and 4 landing leg fixed connection, the rack bottom is equipped with the universal wheel, the universal wheel passes through the connecting piece with landing leg or horizontal pole to be connected, the universal wheel is equipped with 4, landing leg top horizontal pole still passes through strengthening rib interconnect, the outrigger is installed at the rack top, the outrigger other end passes through strutting arrangement and supports, strutting arrangement locates the precast beam top, install the coaster on the outrigger, the coaster lower part is connected with chain block, the chain block lower part is connected with the jack. The utility model discloses practiced thrift the cost of labor to the construction is more convenient, safe, has made the breakthrough in the aspect of energy-conserving wound effect.

Description

Precast beam removes stretch-draw rack
Technical Field
The utility model belongs to the technical field of the stretch-draw support, in particular to precast beam removes stretch-draw rack.
Background
The precast beam is a construction process for building buildings such as bridges, generally, bridges erected on rivers, lakes and seas, but bridges are required to be built for constructing highways at present, the bridges are generally built on land, if 7 seats of a certain highway project are shared, the number of T beams is 500, so that the number of the T beams is the same as that of the precast beams, each T beam is required to be tensioned by a tensioning rack, and the tensioning can provide prestress and prevent the bridges from cracking. In the prior art, a tensioning rack is generally erected by adopting scaffold steel pipes, and the construction method has the problems of low construction speed, need of erection for each tensioning and low safety coefficient.
Disclosure of Invention
The utility model aims at overcoming the not enough among the prior art, providing a precast beam removes stretch-draw rack, practiced thrift the cost of labor to the construction is more convenient, safe, has made the breakthrough in the aspect of energy-conserving wound effect.
In order to realize the purpose, the utility model discloses a technical scheme is:
the utility model provides a precast beam removes stretch-draw rack, the rack includes 4 landing legs, 4 landing leg shapes, the size is the same, 4 landing leg upper ends and lower extreme are respectively through horizontal pole interconnect to become squarely, the rack middle part is equipped with the instrument platform, instrument platform and 4 landing leg fixed connection, the rack bottom is equipped with the universal wheel, the universal wheel passes through the connecting piece with landing leg or horizontal pole to be connected, the universal wheel is equipped with 4, landing leg top horizontal pole still passes through strengthening rib interconnect, the outrigger is installed at the rack top, the outrigger other end passes through strutting arrangement and supports, strutting arrangement locates the precast beam top, install the coaster on the outrigger, the coaster lower part is connected with chain block, the chain block lower part is connected with the jack.
The supporting device comprises a supporting beam, two ends of the supporting beam are respectively connected with the supporting legs, and the supporting beam is fixedly connected with the cantilever beam through a bolt.
The supporting legs comprise a left leg and a right leg, the upper ends of the left leg and the right leg are connected with the end parts of the supporting beams, and the middle parts of the left leg and the right leg are connected through a connecting rod.
The left foot and the right foot are telescopic feet.
The cantilever beam is made of I-shaped steel.
The outer side of the supporting leg is fixedly connected with the reinforcing plate, and the length of the reinforcing plate is half to six-seventeen of the length of the supporting leg.
The supporting legs are L-shaped angle irons.
The tool table comprises a fixing frame and a table top, wherein the periphery of the table top is connected with the fixing frame, and four corners of the fixing frame are respectively fixedly connected with the supporting legs.
The cantilever beam is fixedly connected with the top cross rod through a bolt.
The pulley comprises a rectangular frame, a roller is sleeved on the upper portion of the frame and rotatably connected with the frame, and the middle portion of the lower portion of the frame is connected with the chain block through a hook.
The utility model has the advantages that:
1) the labor cost is saved, the construction is more convenient and safer, and breakthroughs are made in the aspects of energy conservation and efficiency creation.
2) If a certain expressway project part has 7 bridges, the total number of T beams is 507. The material consumption of the self-made tensioning platform is basically the same as that of the scaffold building material, the labor can be saved for 4 hours on average by each T beam, the wages of workers are 220 yuan on average (calculated according to 8 hours) per day, the labor cost is saved for each beam by about 220 ÷ 8 × 4 ═ 110 yuan, and the total labor cost is saved by about 110 × 507 ═ 55770 ten thousand yuan. The utility model discloses very big saving the cost of labor, promoting work efficiency.
3) Erect the outrigger in precast beam top through the landing leg, outrigger one end is passed through the horizontal pole and is supported, and the other end supports through strutting arrangement on the precast beam, hangs the jack on the coaster through chain block, and the coaster can move on the outrigger, and chain block can pull up the jack, then promotes the jack and removes precast beam reinforcing bar department and stretch-draw, and the adjustment jack is other local reinforcing bars of position stretch-draw after accomplishing, through universal wheel and coaster easy operation, convenient.
4) The supporting legs are triangular stable structures, and the supporting is more stable.
5) The telescopic foot can be suitable for precast beams with different heights, and is more convenient to use.
6) The I-shaped steel and the angle iron are visible anywhere in a construction site, so that the I-shaped steel and the angle iron are easy to purchase, weld and install and easier to manufacture.
7) The reinforcing plate can strengthen the strength of the supporting leg, and the supporting is more stable and not easy to deform.
8) The tool table not only can enable 4 supporting legs to be connected more stably without deformation, but also can be used for placing tools which can be used conveniently in tensioning work, and the tool table is more convenient to use.
Drawings
Fig. 1 is a schematic view of the utility model of a precast beam moving and stretching bench.
In the figure, 1, a cross bar; 2. a universal wheel; 3. a fixing frame; 4. a table top; 5. reinforcing ribs; 6. a bolt; 7. a pulley; 8. a chain block; 9. a cantilever beam; 10. a support device; 11. a support leg; 12. a reinforcing plate;
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1
As figure 1, a precast beam removes stretch-draw rack, the rack includes 4 landing legs 11, 11 shapes of 4 landing legs, the size is the same, 11 upper ends of 4 landing legs and lower extreme respectively through 1 interconnect of horizontal pole square, the rack middle part is equipped with the instrument platform, instrument platform and 11 fixed connection of 4 landing legs, the rack bottom is equipped with universal wheel 2, universal wheel 2 passes through the connecting piece with landing leg 11 or horizontal pole 1 to be connected, universal wheel 2 is equipped with 4, 11 top horizontal poles of landing leg 1 still passes through 5 interconnect of strengthening rib, outrigger 9 is installed at the rack top, the outrigger 9 other end passes through strutting arrangement 10 to be supported, strutting arrangement 10 locates the precast beam top, install coaster 7 on the outrigger 9, coaster 7 lower part is connected with chain block 8, 8 lower part lifting hooks of chain block pass through the steel wire with the jack and be connected.
The utility model discloses practiced thrift the cost of labor to the construction is more convenient, safe, has made the breakthrough in the aspect of energy-conserving wound effect.
If a certain expressway project part has 7 bridges, the total number of T beams is 507. The material consumption of the self-made tensioning platform is basically the same as that of the scaffold building material, the labor can be saved for 4 hours on average by each T beam, the wages of workers are 220 yuan on average (calculated according to 8 hours) per day, the labor cost is saved for each beam by about 220 ÷ 8 × 4 ═ 110 yuan, and the total labor cost is saved by about 110 × 507 ═ 55770 ten thousand yuan. The utility model discloses very big saving the cost of labor, promoting work efficiency. The supporting device 10 comprises a supporting beam, two ends of the supporting beam are respectively connected with the supporting feet, and the supporting beam is fixedly connected with the cantilever beam 9 through a bolt 6.
Erect cantilever 9 in precast beam top through landing leg 11, cantilever 9 one end is passed through horizontal pole 1 and is supported, the other end supports through strutting arrangement 10 on the precast beam, hang the jack on coaster 7 through chain block 8, coaster 7 can move on cantilever 9, chain block 8 can pull up the jack, then promote the jack and remove precast beam reinforcing bar department and stretch-draw, the adjustment jack is the reinforcing bar in other places of position stretch-draw after the completion, through universal wheel 2 and coaster 7 easy operation, convenient.
The supporting legs comprise a left leg and a right leg, the upper ends of the left leg and the right leg are connected with the end parts of the supporting beams, and the middle parts of the left leg and the right leg are connected through a connecting rod. The supporting legs are triangular stable structures, and the supporting is more stable.
The left foot and the right foot are telescopic feet. The telescopic foot can be suitable for precast beams with different heights, and is more convenient to use.
The cantilever beam 9 is made of I-shaped steel. The I-shaped steel and the angle iron are visible anywhere in a construction site, so that the I-shaped steel and the angle iron are easy to purchase, weld and install and easier to manufacture.
The outer side of the supporting leg 11 is fixedly connected with a reinforcing plate 12, and the length of the reinforcing plate 12 is one half to six seventeens of the length of the supporting leg 11. The reinforcing plate 12 can reinforce the strength of the leg 11, and is more stable in support and less prone to deformation.
The supporting legs 11 are L-shaped angle irons.
The tool table comprises a fixed frame 3 and a table top 4, the periphery of the table top 4 is connected with the fixed frame 3, and four corners of the fixed frame 3 are respectively fixedly connected with the supporting legs 11. The tool table not only can enable 4 supporting legs 11 to be connected more stably without deformation, but also can be used for placing tools which can be used conveniently in tensioning work, and the tool table is more convenient to use.
The cantilever beam 9 is fixedly connected with the top cross bar 1 through a bolt 6.
The pulley 7 comprises a rectangular frame, a roller is sleeved on the upper portion of the frame and rotatably connected with the frame, and the middle portion of the lower portion of the frame is connected with the chain block 8 through a hook.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims (10)

1. The utility model provides a precast beam removes stretch-draw rack, characterized by, the rack includes 4 landing legs, 4 landing leg shapes, the size is the same, 4 landing leg upper ends and lower extreme are respectively through horizontal pole interconnect to be square, the rack middle part is equipped with the instrument desk, instrument desk and 4 landing leg fixed connection, the rack bottom is equipped with the universal wheel, the universal wheel passes through the connecting piece with landing leg or horizontal pole to be connected, the universal wheel is equipped with 4, landing leg top horizontal pole still passes through strengthening rib interconnect, the outrigger is installed at the rack top, the outrigger other end passes through strutting arrangement and supports, strutting arrangement locates the precast beam top, install the coaster on the outrigger, the coaster lower part is connected with chain block, the chain block lower part is connected with the jack.
2. A precast beam moving tension stand according to claim 1, wherein the support means comprises a support beam, both ends of the support beam are connected with the support feet, respectively, and the support beam is fixedly connected with the cantilever beam by a bolt.
3. The precast beam moving tension stand according to claim 2, wherein the supporting legs comprise a left leg and a right leg, the upper ends of the left leg and the right leg are connected with the end portions of the supporting beam, and the middle portions of the left leg and the right leg are connected by a connecting rod.
4. A precast beam moving tension stage according to claim 3, wherein the left and right legs are telescopic legs.
5. A precast beam moving tension stage according to claim 1, wherein the outrigger is an i-steel.
6. A precast beam moving tension stage according to claim 1, wherein the outer side of the leg is fixedly connected with a reinforcing plate having a length of one half to six seventeens of the length of the leg.
7. A precast beam moving tension stage according to claim 1, wherein the leg is an "L" type angle iron.
8. The precast beam moving tension stand according to claim 1, wherein the tool table comprises a fixing frame and a table top, the periphery of the table top is connected with the fixing frame, and four corners of the fixing frame are fixedly connected with the support legs, respectively.
9. A precast beam moving tension stage according to claim 1, wherein the outrigger is fixedly connected with the top cross bar by a bolt.
10. The precast beam moving tensioning frame according to claim 1, wherein the pulley comprises a rectangular frame, a roller is sleeved on the upper part of the frame, the roller is rotatably connected with the frame, and the middle part of the lower part of the frame is connected with the chain block through a hook.
CN202022424688.XU 2020-10-27 2020-10-27 Precast beam removes stretch-draw rack Active CN213563427U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022424688.XU CN213563427U (en) 2020-10-27 2020-10-27 Precast beam removes stretch-draw rack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022424688.XU CN213563427U (en) 2020-10-27 2020-10-27 Precast beam removes stretch-draw rack

Publications (1)

Publication Number Publication Date
CN213563427U true CN213563427U (en) 2021-06-29

Family

ID=76529605

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022424688.XU Active CN213563427U (en) 2020-10-27 2020-10-27 Precast beam removes stretch-draw rack

Country Status (1)

Country Link
CN (1) CN213563427U (en)

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