CN102493643B - Method for constructing circular hole of anchor bolt reserved by equipment foundation - Google Patents
Method for constructing circular hole of anchor bolt reserved by equipment foundation Download PDFInfo
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- CN102493643B CN102493643B CN2011104228051A CN201110422805A CN102493643B CN 102493643 B CN102493643 B CN 102493643B CN 2011104228051 A CN2011104228051 A CN 2011104228051A CN 201110422805 A CN201110422805 A CN 201110422805A CN 102493643 B CN102493643 B CN 102493643B
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- 238000000034 method Methods 0.000 title abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 49
- 239000010959 steel Substances 0.000 claims description 49
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000000284 extract Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 239000004568 cement Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010421 standard material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
This invention relates to a method for constructing a circular hole of an anchor bolt reserved by equipment foundation, which comprises the following steps: step 1, assembling a mould; step 2, bracing the mould; step 3, pouring concrete; step 4, detaching the mould and leaving a circular hole; and step 5, cleaning the hole so as to obtain the circular hole of the anchor bolt reserved by the equipment foundation, wherein the mould for reserving the circular hole by the equipment foundation comprises a central shaft, a first opening and contracting device, a second opening and contracting device, four templates, four gap filling boards; the four templates are arc-shaped and are evenly distributed along a circumference; the gap filling boards are inserted between the templates; and a cylindrical space is enclosed by the four templates and the four gap filing boards. The method disclosed by this invention is characterized by simple operation and quick mould detachment; and the mould can be reused.
Description
Technical field
The present invention relates to the job practices of equipment Foundations backup land foot bolt circular port.
Background technology
In equipment Foundations constructions, need the anchor (bolt) hole of reserved equipment on concrete foundation, its method for obligating is general to be adopted and installs corrugated steel pipe, plastic pipe or install the method such as wooden form, after concrete setting, removes in time.Corrugated steel pipe adopts a termination band draw-in groove, and the instrument of other end headband handle, clamp corrugated steel pipe by draw-in groove, successively peels off dismounting, and the dismounting effect is undesirable; Plastic pipe adopts high-temperature baking, makes its deliquescing, and then integral body is extracted, and its method causes the plastic pipe dialysis sometimes, directly affects the intensity of the back-grouting of anchor (bolt) hole; Wooden form adopts large lower young rectangular pyramid shape tub structure suitable for reading, installs cross section little, and the hole that the degree of depth is darker there will be firmly all difficulties such as difficulty, limited space system when removing.In order to improve the resistance to plucking supporting capacity of bolt, often adopt end opening slightly than large structure suitable for reading, corrugated steel pipe and plastic pipe are standard material, can't meet, the rectangular pyramid shape tub that upper young end opening is large enables to meet dimensional requirement, also can't remove.
Summary of the invention
The object of the present invention is to provide a kind of job practices of equipment Foundations backup land foot bolt circular port, the method is simple to operate, form removal is fast, and this mould is reusable.
For achieving the above object, the present invention adopts following technical scheme: the job practices of equipment Foundations backup land foot bolt circular port is characterized in that it comprises the steps:
The first step, assembly jig: equipment Foundations backup land foot bolt circular port mould, it comprises that central axis, first struts with constriction device, second and struts and constriction device, 4 templates, 4 plates of squeegeeing; 4 templates are arc, 4 templates are uniformly distributed along the circumference, be inserted with the plate of squeegeeing between template and template, 4 templates and 4 plates of squeegeeing surround columniform space, be equipped with 2 template bearings on the medial surface of 4 templates, first template bearing is positioned at the top of template, and second template bearing is positioned at the bottom of template; First struts with constriction device, second and struts with constriction device and all be located on central axis, first template bearing on 4 templates all with first strut with constriction device hinged, second template bearing on 4 templates all with second strut with constriction device hinged; The bottom of central axis, first struts with constriction device, second and struts with constriction device and all be positioned at 4 templates and 4 columniform spaces that the plate of squeegeeing surrounds, the top of central axis is positioned at the top in columniform space, the top of central axis is provided with external screw thread, and the upper end of central axis is provided with handle;
Second step, install mould: the upper radius according to drawing conditioning equipment basis backup land foot bolt circular port mould, unscrew the 4th setscrew nut, the second slidable adjustment seat is moved down, reach the size of the upper radius of equipment Foundations backup land foot bolt circular port; Unscrew the second setscrew nut, the first slidable adjustment seat is moved down, reach the size of the lower radius of equipment Foundations backup land foot bolt circular port, then screw the 3rd setscrew nut, the first setscrew nut; The insertion plate of squeegeeing, using plastic sheeting as template with the topping of the plate of squeegeeing, be wrapped in template and the outer wall of the plate of squeegeeing on;
Base plate is placed in to the design attitude of equipment Foundations backup land foot bolt circular port and welds (this base plate do not remove and at the bottom of staying hole) with reinforced steel or steel bar framework later, then the mould assembled is placed on base plate, the bottom in template and the outside of the plate of squeegeeing adopts reinforcing bar to be connected with reinforcement foundation with middle part, and the top in the outside of template and the plate of squeegeeing adopts steel pipe or flitch to fix;
The 3rd step, fluid concrete: adopt the even blanking in the outside (fluid concrete) at template and the plate of squeegeeing during blanking, vibrate simultaneously;
The 4th step, dismounting mould: after pouring concrete, get final product steel pipe or the flitch of the top reinforcing in stripping and the outside of the plate of squeegeeing, and carry out in time the leveling of surface of base; When concrete initial set, extract the plate of squeegeeing out, the twisting handle, make to enter air between the plastic sheeting of template protection layer and concrete; Before final set, unclamp the first setscrew nut, the 3rd setscrew nut, lift the first slidable adjustment seat, the second slidable adjustment seat, make the distance between the first slidable adjustment seat and the second holder elongated, distance between the second slidable adjustment seat and the first holder is elongated, 4 templates surround columniform diameter and just diminish, and extract template, stay a circular hole hole; Now, in the circular hole hole, as the cement paste of the plastic sheeting of the topping of template and concrete surface, come off when the initial set, be convenient to cleaning;
The 5th step, cleaning hole: by the concrete surface plucking in the circular hole hole, and garbage-cleaning in hole is clean with cleek, then, by the hole sealing, obtain equipment Foundations backup land foot bolt circular port.
Described first struts with constriction device and comprises the 3rd setscrew nut, the 4th setscrew nut, the second slidable adjustment seat, movable link rod, support bar, the first holder; The second slidable adjustment cover for seat is on the top of central axis, and the 3rd setscrew nut, the 4th setscrew nut are spun on respectively the top of central axis, and the 3rd setscrew nut is positioned at the top of the second slidable adjustment seat, and the 4th setscrew nut is positioned at the below of the second slidable adjustment seat; The outer end of movable link rod is provided with for hinged hole, outer end and first template bearing on template of movable link rod are hinged, inner end and the second slidable adjustment seat of movable link rod are hinged, the upper end of support bar and the middle part of movable link rod are hinged, the bottom of support bar and the first holder are hinged, described movable link rod is 4, between 4 movable link rods are adjacent, is in 90 ° of layouts, and described support bar is corresponding 4; The first fixed seating is in the below of the 4th setscrew nut, and the first holder is fixed on central axis.
Described second struts with constriction device and comprises the first setscrew nut, the second setscrew nut, the first slidable adjustment seat, connecting rod, the 3rd slidable adjustment seat, the second holder, movable link rod, support bar; The first slidable adjustment cover for seat is on the top of central axis, the first setscrew nut, the second setscrew nut are spun on respectively the top of central axis, the first setscrew nut is positioned at the top of the first slidable adjustment seat, the second setscrew nut is positioned at the below of the first slidable adjustment seat, and the second setscrew nut is positioned at the first top strutted with the 3rd setscrew nut of constriction device; The 3rd slidable adjustment cover for seat is in the bottom of central axis, and the 3rd slidable adjustment seat is positioned at the first below strutted with the first holder of constriction device; The second holder is fixed on central axis, and the second fixed seating is in the below of the 3rd slidable adjustment seat; The first slidable adjustment seat is fixedly connected with by 2-4 connecting rod with the 3rd slidable adjustment seat; The outer end of movable link rod is provided with for hinged hole, outer end and second template bearing on template of movable link rod are hinged, inner end and the 3rd slidable adjustment seat of movable link rod are hinged, the upper end of support bar and the middle part of movable link rod are hinged, the bottom of support bar and the second holder are hinged, described movable link rod is 4, between 4 movable link rods are adjacent, is in 90 ° of layouts, and described support bar is corresponding 4.
The squeegee upper end of plate is provided with hole.
The invention has the beneficial effects as follows:
1, the method is simple to operate, form removal is fast: adjust the slidable adjustment seat, can complete flexibly, fast installing and removing of template.
2, improve quality: template strut and contraction structure is applicable to the large or straight tube structure of large lower young, upper young end opening suitable for reading, be conducive to improve the resistance to plucking supporting capacity of bolt.Template adopts repeatedly release method in work progress, has both protected the anchor (bolt) hole of reserved equipment also to protect template to avoid damaging.
3, improve effect: complete fast form removal, while having saved form removal in the past, the process of difficulty, alleviated hand labor intensity greatly.Template can be reused, and has reduced construction cost.
Equipment Foundations backup land foot bolt circular port mould provided by the invention is used when equipment Foundations backup land foot bolt circular port.
The accompanying drawing explanation
Fig. 1 is schematic appearance of the present invention;
Fig. 2 is internal construction schematic diagram of the present invention;
The elevation that Fig. 3 is partial structurtes of the present invention.
In figure: the 1-handle; The 2-central axis; 3-the first slidable adjustment seat; 4-the second slidable adjustment seat; The movable link rod of 5-; The 6-support bar; 7-the first holder; 8-the 3rd slidable adjustment seat; 9-the second holder; 10-the first setscrew nut; 11-the second setscrew nut; 12-the 3rd setscrew nut; 13-the 4th setscrew nut; The 14-connecting rod; The 15-template; 16-template bearing; The 17-plate of squeegeeing; The 18-base plate.
The specific embodiment
In order to understand better the present invention, below in conjunction with embodiment and accompanying drawing, technical scheme of the present invention is described further.
The job practices of equipment Foundations backup land foot bolt circular port, it comprises the steps:
The first step, assembly jig: equipment Foundations backup land foot bolt circular port mould, its structure as shown in Figure 1 to Figure 3, it it comprise that central axis 2, first struts with constriction device, second and strut and constriction device, 15,4 plates 17 of squeegeeing of 4 templates; 4 templates 15 are arc (size of 4 templates of the present embodiment is identical), 4 templates 15 are uniformly distributed along the circumference, be inserted with the plate 17 of squeegeeing (size of 4 plates of squeegeeing of the present embodiment is identical) between template 15 and template 15,4 templates 15 and 4 plates 17 of squeegeeing surround columniform space (cross section is for circular), be equipped with 2 template bearings 16 (being respectively first template bearing, second template bearing) on the medial surface of 4 templates 15, first template bearing is positioned at the top of template 15, and second template bearing is positioned at the bottom of template 15; First struts with constriction device, second and struts with constriction device and all be located on central axis 2, first template bearing 16 on 4 templates 15 all with first strut with constriction device hinged, second template bearing 16 on 4 templates 15 all with second strut with constriction device hinged; The bottom of central axis 2, first struts with constriction device, second and struts with constriction device and all be positioned at 4 templates 15 and 4 columniform spaces that the plate 17 of squeegeeing surrounds, the top of central axis 2 is positioned at the top in columniform space, the top of central axis 2 is provided with external screw thread, and the upper end of central axis 2 is provided with handle 1 (being welded and fixed).
Described first struts with constriction device and comprises the 3rd setscrew nut 12, the 4th setscrew nut 13, the second slidable adjustment seat 4, movable link rod 5, support bar 6, the first holder 7; The second slidable adjustment seat 4 is enclosed within the top (the second slidable adjustment seat can slide up and down) of central axis 2, the top that the 3rd setscrew nut 12, the 4th setscrew nut 13 are spun on respectively central axis 2 (is threaded, the 3rd setscrew nut 12, the 4th setscrew nut 13 are rotatable, effect is after regulating the position of the second slidable adjustment seat 4, location), the 3rd setscrew nut 12 is positioned at the top of the second slidable adjustment seat 4, and the 4th setscrew nut 13 is positioned at the below of the second slidable adjustment seat 4; The outer end of movable link rod 5 is provided with for hinged hole, outer end and first template bearing 16 on template 15 of movable link rod 5 are hinged, inner end and the second slidable adjustment seat 4 of movable link rod 5 are hinged, the middle part of the upper end of support bar 6 and movable link rod 5 is hinged, the bottom of support bar 6 and the first holder 7 are hinged, described movable link rod 5 is 4, between 4 movable link rods 5 are adjacent, is in 90 ° of layouts, and described support bar 6 is corresponding 4; The first holder 7 is positioned at the below of the 4th setscrew nut 13, and the first holder 7 is fixed on central axis 2 and (is welded and fixed).
Described second struts with constriction device and comprises the first setscrew nut 10, the second setscrew nut 11, the first slidable adjustment seat 3, connecting rod 14, the 3rd slidable adjustment seat 8, the second holder 9, movable link rod, support bar; The first slidable adjustment seat 3 is enclosed within the top (the first slidable adjustment seat can slide up and down) of central axis 2, the top that the first setscrew nut 10, the second setscrew nut 11 are spun on respectively central axis 2 (is threaded, the first setscrew nut 10, the second setscrew nut 11 are rotatable, effect is after regulating the position of the first slidable adjustment seat 3, location), the first setscrew nut 10 is positioned at the top of the first slidable adjustment seat 3, the second setscrew nut 11 is positioned at the below of the first slidable adjustment seat 3, and the second setscrew nut 11 is positioned at the first top strutted with the 3rd setscrew nut 12 of constriction device; The 3rd slidable adjustment seat 8 is enclosed within the bottom (the 3rd slidable adjustment seat 8 can slide up and down) of central axis 2, and the 3rd slidable adjustment seat 8 is positioned at the first below strutted with the first holder 7 of constriction device; The second holder 9 is fixed on central axis 2 and (is welded and fixed), and the second holder 9 is positioned at the below of the 3rd slidable adjustment seat 8; The first slidable adjustment seat 3 is fixedly connected with by 2-4 connecting rod 14 with the 3rd slidable adjustment seat 8; The outer end of movable link rod is provided with for hinged hole, outer end and second template bearing on template 15 of movable link rod are hinged, inner end and the 3rd slidable adjustment seat 8 of movable link rod are hinged, the upper end of support bar and the middle part of movable link rod are hinged, the bottom of support bar and the second holder 9 are hinged, described movable link rod is 4, between 4 movable link rods are adjacent, is in 90 ° of layouts, and described support bar is corresponding 4.
The squeegee upper end of plate 17 is provided with hole.
Second step, install mould: according to the upper radius of drawing conditioning equipment basis backup land foot bolt circular port mould, unscrew the 4th setscrew nut 13, the second slidable adjustment seat 4 is moved down, reach the size of the upper radius of equipment Foundations backup land foot bolt circular port (cylindrical hole); Unscrew the second setscrew nut 11, the first slidable adjustment seat 3 is moved down, reach the size of the lower radius of equipment Foundations backup land foot bolt circular port (cylindrical hole), then screw the 3rd setscrew nut 12, the first setscrew nut 10; Distance between the second slidable adjustment seat 4 and the first holder 7 shortens (comprising that the distance between the 3rd slidable adjustment seat and the second holder shortens), and 4 template 15 columniform diameters that surround just become large; The insertion plate 17 of squeegeeing, using plastic sheeting as template with the topping of the plate of squeegeeing, be wrapped in template and the outer wall of the plate of squeegeeing on;
Base plate is placed in to the design attitude of equipment Foundations backup land foot bolt circular port and welds (this base plate do not remove and at the bottom of staying hole) with reinforced steel or steel bar framework later, then the mould assembled is placed on base plate, the bottom in template and the outside of the plate of squeegeeing and middle part adopt reinforcing bar to be connected with reinforcement foundation that (reinforcing bar does not weld with template and the plate of squeegeeing, just by the mould location), the top in the outside of template and the plate of squeegeeing adopts steel pipe or flitch to fix (steel pipe does not weld with template and the plate of squeegeeing, just by the mould location);
The 3rd step, fluid concrete: concrete is answered laminated pouring, adopts the even blanking fluid concrete in the outside at template and the plate of squeegeeing during blanking, vibrates simultaneously;
The 4th step, dismounting mould: after pouring concrete, get final product steel pipe or the flitch of the top reinforcing in stripping and the outside of the plate of squeegeeing, and carry out in time the leveling of surface of base; When concrete initial set, extract the plate 17 of squeegeeing out, the twisting handle, make to enter air between the plastic sheeting of template protection layer and concrete; Before final set, unclamp the first setscrew nut 10, the 3rd setscrew nut 12, lift the first slidable adjustment seat 3, the second slidable adjustment seat 4, make the distance between the first slidable adjustment seat 3 and the second holder elongated, the distance between the second slidable adjustment seat 4 and the first holder is elongated, and 4 template 15 columniform diameters that surround just diminish, rotary handle 1, base plate 18 is separated with central axis 2, extract template, stay a circular hole hole (cylindrical hole); Now, in the circular hole hole, as the cement paste of the plastic sheeting of the topping of template and concrete surface, come off when the initial set, be convenient to cleaning;
The 5th step, cleaning hole: by the concrete surface plucking in the circular hole hole, and garbage-cleaning in hole is clean with cleek, then, by the hole sealing, obtain equipment Foundations backup land foot bolt circular port.
In the present embodiment, handle 1 and central axis 2 adopt round steel to make, and handle 1 is welded into " T " font with an end of central axis 2; The middle part of central axis 2 is welded with the first holder 7, apart from 300mm place, lower end, is welded with the second holder 9; The top of central axis is processed with screw thread (external screw thread) between the first holder 7, in order to the first setscrew nut 10, the second setscrew nut 11, the 3rd setscrew nut 12 and the 4th setscrew nut 13 are installed; The lower end of central axis is processed with screw thread (external screw thread), in order to be connected with base plate 18;
In the first slidable adjustment seat 3, the second slidable adjustment seat 4 and the 3rd slidable adjustment seat 8 all adopt, empty slightly larger in diameter, in central axis 2, is about the pipe of 40mm, 0 °, 90 °, 180 ° and 270 ° of pipe, locates to be welded with steel plate; One end of steel plate is drilled with hole, so that hinged with movable link rod 5; Distance between slidable adjustment seat and holder shortens, and the columniform diameter that 4 templates 15 and 4 plates 17 of squeegeeing surround just becomes large; Distance between slidable adjustment seat and holder is elongated, and the columniform diameter that 4 templates 15 and 4 plates 17 of squeegeeing surround just diminishes;
The first holder 7 and the second holder 9 overlap respectively the middle part that is through on central axis 2 and the 300mm place of distance axis lower end, in all adopting, empty slightly larger in diameter is in central axis 2, be about the pipe of 40mm, and be welded into integral body with central axis 2,0 °, 90 °, 180 ° and 270 ° of pipe, locate to be welded with steel plate; One end of steel plate is drilled with hole, so that hinged with support bar 6;
The first setscrew nut 10, the second setscrew nut 11, the 3rd setscrew nut 12 and the 4th setscrew nut 13 adopt hex nut, wherein holing on two opposite planar of hex nut, in order to insert crooked chisel, rotating nut in a conned space in hole;
Connecting rod 14 adopts diameter 8mm round steel to make, and is shaped as " [" type; " [" type round steel has two, and two ends is connected with the first slidable adjustment seat 3, the 3rd slidable adjustment seat 8 respectively, forms an integral body, so that while adjusting the first slidable adjustment seat 3, the 3rd slidable adjustment seat 8 moves together for this;
Template bearing 16 adopts the band steel of thick 6mm to make, and an end is welded on the steel square plane of template 15, and the other end is drilled with hole, so that hinged with movable link rod 5; Be welded with two template bearings 16 on the steel square plane of each template 15;
The plate 17 of squeegeeing is four, and each is welded into the T font by two block plates, so that a straight flange is inserted in four gaps of the cylindrical template that four templates 15 form; The steel plate that the plate 17 of squeegeeing contacts with template surface, should be processed into cambered surface, can be close to template surface; The squeegee upper end of plate 17 is porose, in order to install while removing, lifts hook;
Application example shows: in the equipment Foundations construction, while needing the bolt holes circularly of reserved equipment on concrete foundation, after having adopted method of the present invention, can complete flexibly, fast installing and removing of template, can realize cylindrical equipment anchor bolt hole reserved of the large or straight tube structure of large lower young, upper young end opening suitable for reading, be conducive to improve the resistance to plucking supporting capacity of bolt, greatly alleviated hand labor intensity, template can be reused, reduced construction cost, illustrated that method effect of the present invention is remarkable.
Above explanation is only Application Example of the present invention, certainly can not limit with this interest field of the present invention, and the equivalence of therefore doing according to the present patent application the scope of the claims changes, and still belongs to protection scope of the present invention.
Claims (3)
1. the job practices of equipment Foundations backup land foot bolt circular port, is characterized in that it comprises the steps:
The first step, assembly jig: equipment Foundations backup land foot bolt circular port mould, it comprises that central axis (2), first struts with constriction device, second and struts and constriction device, 4 templates (15), 4 plates of squeegeeing (17); 4 templates (15) are arc, 4 templates (15) are uniformly distributed along the circumference, be inserted with the plate of squeegeeing (17) between template (15) and template (15), 4 templates (15) and 4 plates of squeegeeing (17) surround columniform space, be equipped with 2 template bearings (16) on the medial surface of 4 templates (15), first template bearing is positioned at the top of template (15), and second template bearing is positioned at the bottom of template (15); First struts with constriction device, second and struts with constriction device and all be located on central axis (2), first template bearing (16) on 4 templates (15) all with first strut with constriction device hinged, second the template bearing (16) on 4 templates (15) all with second strut with constriction device hinged; The bottom of central axis (2), first struts with constriction device, second and struts with constriction device and all be positioned at the columniform space that 4 templates (15) and 4 plates of squeegeeing (17) surround, the top of central axis (2) is positioned at the top in columniform space, the top of central axis (2) is provided with external screw thread, and the upper end of central axis (2) is provided with handle (1);
Second step, install mould: according to the upper radius of drawing conditioning equipment basis backup land foot bolt circular port mould, unscrew the 4th setscrew nut (13), the second slidable adjustment seat (4) is moved down, reach the size of the upper radius of equipment Foundations backup land foot bolt circular port; Unscrew the second setscrew nut (11), the first slidable adjustment seat (3) is moved down, reach the size of the lower radius of equipment Foundations backup land foot bolt circular port, then screw the 3rd setscrew nut (12), the first setscrew nut (10); The insertion plate of squeegeeing, using plastic sheeting as template with the topping of the plate of squeegeeing, be wrapped in template and the outer wall of the plate of squeegeeing on;
Base plate is placed in to the design attitude of equipment Foundations backup land foot bolt circular port and welds with reinforced steel or steel bar framework, then the mould assembled is placed on base plate, the bottom in template and the outside of the plate of squeegeeing adopts reinforcing bar to be connected with reinforcement foundation with middle part, and the top in the outside of template and the plate of squeegeeing adopts steel pipe or flitch to fix;
The 3rd step, fluid concrete: adopt the even blanking fluid concrete in the outside at template and the plate of squeegeeing during blanking, vibrate simultaneously;
The 4th step, dismounting mould: after pouring concrete, get final product steel pipe or the flitch of the top reinforcing in stripping and the outside of the plate of squeegeeing, and carry out in time the leveling of surface of base; When concrete initial set, extract the plate (17) of squeegeeing out, the twisting handle, make to enter air between the plastic sheeting of template protection layer and concrete; Before final set, unclamp the first setscrew nut (10), the 3rd setscrew nut (12), lift the first slidable adjustment seat (3), the second slidable adjustment seat (4), make the distance between the first slidable adjustment seat (3) and the second holder elongated, distance between the second slidable adjustment seat (4) and the first holder is elongated, 4 templates (15) columniform diameter that surrounds just diminishes, and extracts template, stays a circular hole hole;
The 5th step, cleaning hole: by the concrete surface plucking in the circular hole hole, and garbage-cleaning in hole is clean with cleek, then, by the hole sealing, obtain equipment Foundations backup land foot bolt circular port;
Described first struts with constriction device and comprises the 3rd setscrew nut (12), the 4th setscrew nut (13), the second slidable adjustment seat (4), movable link rod (5), support bar (6), the first holder (7); The second slidable adjustment seat (4) is enclosed within the top of central axis (2), the 3rd setscrew nut (12), the 4th setscrew nut (13) are spun on respectively the top of central axis (2), the 3rd setscrew nut (12) is positioned at the top of the second slidable adjustment seat (4), and the 4th setscrew nut (13) is positioned at the below of the second slidable adjustment seat (4); The outer end of movable link rod (5) is provided with for hinged hole, outer end and first template bearing (16) on template (15) of movable link rod (5) are hinged, inner end and the second slidable adjustment seat (4) of movable link rod (5) are hinged, the middle part of the upper end of support bar (6) and movable link rod (5) is hinged, the bottom of support bar (6) and the first holder (7) are hinged, described movable link rod (5) is 4, be in 90 ° of layouts between 4 movable link rods (5) are adjacent, described support bar (6) is corresponding 4; The first holder (7) is positioned at the below of the 4th setscrew nut (13), and the first holder (7) is fixed on central axis (2);
Described second struts with constriction device and comprises the first setscrew nut (10), the second setscrew nut (11), the first slidable adjustment seat (3), connecting rod (14), the 3rd slidable adjustment seat (8), the second holder (9), movable link rod, support bar; The first slidable adjustment seat (3) is enclosed within the top of central axis (2), the first setscrew nut (10), the second setscrew nut (11) are spun on respectively the top of central axis (2), the first setscrew nut (10) is positioned at the top of the first slidable adjustment seat (3), the second setscrew nut (11) is positioned at the below of the first slidable adjustment seat (3), and the second setscrew nut (11) is positioned at the first top strutted with the 3rd setscrew nut (12) of constriction device; The 3rd slidable adjustment seat (8) is enclosed within the bottom of central axis (2), and the 3rd slidable adjustment seat (8) is positioned at the first below strutted with first holder (7) of constriction device; It is upper that the second holder (9) is fixed on central axis (2), and the second holder (9) is positioned at the below of the 3rd slidable adjustment seat (8); The first slidable adjustment seat (3) is fixedly connected with by 2-4 connecting rod (14) with the 3rd slidable adjustment seat (8); The outer end of movable link rod is provided with for hinged hole, outer end and second template bearing on template (15) of movable link rod are hinged, inner end and the 3rd slidable adjustment seat (8) of movable link rod are hinged, the upper end of support bar and the middle part of movable link rod are hinged, the bottom of support bar and the second holder (9) are hinged, described movable link rod is 4, between 4 movable link rods are adjacent, is in 90 ° of layouts, and described support bar is corresponding 4.
2. the job practices of equipment Foundations backup land foot bolt circular port according to claim 1, it is characterized in that: the upper end of the plate of squeegeeing (17) is provided with hole.
3. the job practices of equipment Foundations backup land foot bolt circular port according to claim 1, it is characterized in that: base plate (18) adopts steel plate to make, the plectane that its surrounding is turnup structure, in order to lay template, base plate (18) is positioned at template and the below of plate of squeegeeing, and welds with reinforced steel or steel bar framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104228051A CN102493643B (en) | 2011-12-15 | 2011-12-15 | Method for constructing circular hole of anchor bolt reserved by equipment foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104228051A CN102493643B (en) | 2011-12-15 | 2011-12-15 | Method for constructing circular hole of anchor bolt reserved by equipment foundation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102493643A CN102493643A (en) | 2012-06-13 |
| CN102493643B true CN102493643B (en) | 2013-12-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104228051A Expired - Fee Related CN102493643B (en) | 2011-12-15 | 2011-12-15 | Method for constructing circular hole of anchor bolt reserved by equipment foundation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2567892A (en) * | 2017-10-31 | 2019-05-01 | Abbey Pynford Holdings Ltd | A retaining barrier |
| CN110468831B (en) * | 2019-09-02 | 2024-01-26 | 中交一公局第一工程有限公司 | Bridge pile foundation binding reinforcement cage deflection control formwork and construction method thereof |
| CN114164849B (en) * | 2022-01-13 | 2024-05-14 | 中铁大桥局集团有限公司 | Open caisson damage repairing device and construction method |
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| CN2079637U (en) * | 1990-03-10 | 1991-06-26 | 肖贤弟 | Easy separating forms for provided hole |
| CN2188570Y (en) * | 1993-12-04 | 1995-02-01 | 天津市东亚毛纺厂 | Hank reel for knitting wool |
| JPH0849246A (en) * | 1994-08-10 | 1996-02-20 | Babcock Hitachi Kk | Equipment installing base and method for installation work of the equipment |
| CN2229491Y (en) * | 1995-09-22 | 1996-06-19 | 戴红妹 | Extensible cylindrical form controlled by screw stem |
| CN102051888A (en) * | 2009-11-06 | 2011-05-11 | 中冶天工建设有限公司 | Method for constructing built-in foundation bolt regulating hole of equipment foundation |
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|---|---|---|---|---|
| CN2079637U (en) * | 1990-03-10 | 1991-06-26 | 肖贤弟 | Easy separating forms for provided hole |
| CN2188570Y (en) * | 1993-12-04 | 1995-02-01 | 天津市东亚毛纺厂 | Hank reel for knitting wool |
| JPH0849246A (en) * | 1994-08-10 | 1996-02-20 | Babcock Hitachi Kk | Equipment installing base and method for installation work of the equipment |
| CN2229491Y (en) * | 1995-09-22 | 1996-06-19 | 戴红妹 | Extensible cylindrical form controlled by screw stem |
| CN102051888A (en) * | 2009-11-06 | 2011-05-11 | 中冶天工建设有限公司 | Method for constructing built-in foundation bolt regulating hole of equipment foundation |
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| CN102493643A (en) | 2012-06-13 |
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