CN105155565A - Device and construction method for preburying bolts through foundation overhanging - Google Patents
Device and construction method for preburying bolts through foundation overhanging Download PDFInfo
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- CN105155565A CN105155565A CN201510646509.8A CN201510646509A CN105155565A CN 105155565 A CN105155565 A CN 105155565A CN 201510646509 A CN201510646509 A CN 201510646509A CN 105155565 A CN105155565 A CN 105155565A
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- 238000010276 construction Methods 0.000 title claims abstract description 34
- 241000276425 Xiphophorus maculatus Species 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 5
- 239000003351 stiffener Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000007689 inspection Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 3
- 239000002355 dual-layer Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Abstract
The invention discloses a device and construction method for preburying bolts through foundation overhanging and belongs to the technical field of building foundation fixing. The device for preburying the bolts through foundation overhanging comprises hanging beams, bolt bars, nuts, primary enclosing plates and a position correction plate. The primary enclosing plates enclosed by flat plates in a circle are of a square-pond-shaped structure. The two hanging beams are in a parallel symmetrical state and horizontally arranged in the middle position of the upper surface of the primary enclosing plates. The position correction plate is of a square platy structure. The hanging beams and the position correction plate are provided with positioning holes connected with the bolt bars in a matched mode. The nuts comprise upper nuts and lower nuts. Threads are arranged at the upper end of each bolt bar. The bolt bars penetrate through the positioning holes of the hanging beams and position correction plate sequentially, and the position, between the hanging beams and the position correction plate, of the bolt bars are fixed through the upper nuts and the lower nuts. The upper nuts are fixed on the lower surface of the position correction plate, and the lower nuts are fixed on the upper surfaces of the hanging beams. According to the device and construction method for preburying the bolts through foundation overhanging, the aims of simple manufacturing process, convenient construction, small influence on relative working procedure, convenient inspection and adjustment, high construction precision and high efficiency are achieved.
Description
Technical field
The invention belongs to building foundation technique for fixing field, is a kind of device and construction method of basis suspention pre-embedded bolt specifically.
Background technology
The installation of existing pre-embedded bolt is reinforced, it is online that pre-embedded bolt point is welded in reinforcement foundation by usual employing, or often adopt reinforcing bar, shaped steel to weld in foundation concrete to establish tripod bracing reinforcement, but to pre-embedded bolt, line setting difficulty is large one by one, welding capacity greatly and screw rod of easily burning, waste steel, and easily cause bolt off normal when concreting.
Current existing conventional steel-column foundation pre-embedded bolt construction method, usual way is:
1) first unified for many bolts being fixed on is held successfully on the location orifice plate in hole.
2) with welding such as reinforcing bar, steel scrap bar or angle steel, each bolt auxiliary steel member (reinforcing bar etc.) welding is interfixed, is welded into square stool.
3) the bolt square stool welded is hung in basis, on-the-spot centering in place, weld from bottom to support again and fix with foundation bottom reinforcement welding, top is fixed with side form spot welding again.
The steel-column foundation bolt embedment particular problem of being undertaken by this construction method has: construction centering adjusts difficulty, complexity again, inconvenient; Working procedure is many, and auxiliary consumable material used is many, makes complicated, the auxiliary material such as the support of required use and skeleton reinforcing steel bar waste not recycling, loss is many; Engineering time is long, consumable material is many, and cost is high, uneconomical.
China Patent Publication No.: CN102518145A, publication date: 2012.06.27 to patent document discloses a kind of equipment Foundations in column, the overall positioning reinforcing device of pre-embedded bolt in groups, it is characterized in that above foundation forms framework, set up pre-embedded bolt location ladder, ground is arranged the bracing frame of location ladder outside the left and right of foundation forms framework, this location ladder is primarily of left and right main beam, longeron I and vertical beam I form, left and right main beam is offered pre-embedded bolt hole in groups in column, setting-in guard ring in each pre-embedded bolt hole also installs pre-embedded bolt, each pre-embedded bolt upper end section and hypomere are set with packing ring and are screwed adjusting nut and locking nut, on the right lateral ground in a left side for foundation forms framework, bracing frame is installed respectively in the position of the corresponding each left and right vertical beam I be positioned on the ladder of location from front to back, this bracing frame is primarily of longeron II, left and right vertical beam II, left and right diagonal brace and left and right spud pile composition, by pre-embedded bolt integral hanging in groups in column between left-right template, location ladder and bracing frame can be pulled down and reuse.This invention employs crossbeam in batches, longeron and vertical beam and positions, and install complicated, the engineering time is longer.
Summary of the invention
1. the technical problem that will solve
Installation for pre-embedded bolt in prior art reinforce exist construction centering adjust again many, the auxiliary consumable material of difficulty, working procedure many, make the problem complicated, the engineering time is long, consumable material is many, the invention provides a kind of device and construction method of basis suspention pre-embedded bolt.It can realize that manufacture craft is simple, easy construction, concerned process steps impact less, check easy to adjust, that construction precision is high, efficiency is high object.
2. technical scheme
The present invention program carries out in the following manner:
A kind of device of basis suspention pre-embedded bolt, comprise hanging beam, shank of bolt, nut, one-level coaming plate and positioning correcting plate, wherein: one-level coaming plate is the square pond shape structure formed a circle with flat board, hanging beam has 2, for long strip-board shape, be flat on one-level coaming plate upper surface centre position in Parallel Symmetric state, positioning correcting plate is square platy structure, hanging beam and positioning correcting plate has the locating hole of the shank of bolt that is connected; Nut comprises upper cap nut and lower nut; The upper end of shank of bolt is provided with screw thread, pass the locating hole of hanging beam and positioning correcting plate successively, and the position between hanging beam and positioning correcting plate is fixed by upper cap nut and lower nut, upper cap nut is fixed on positioning correcting plate soffit, and lower nut is fixed on the upper surface of hanging beam.
Preferred version: shank of bolt is 6, the locating hole of corresponding hanging beam and positioning correcting plate is also 6.
Preferred version: the bottom of shank of bolt is fixedly connected with support, the base plate of support is fixedly connected with the bottom of shank of bolt, is also fixedly connected with the equally distributed reinforcing rib of taper between shank of bolt and base plate.
Preferred version: the bottom of one-level coaming plate is connected with the secondary coaming plate that area is greater than one-level coaming plate, and one-level coaming plate is positioned at the position of secondary coaming plate geometric center, and the bottom of the secondary coaming plate of one-level coaming plate is provided with steel grid.
Preferred version: the bottom of secondary coaming plate is connected with three grades of coaming plates that area is greater than secondary coaming plate, and secondary coaming plate is positioned at the position of three grades of coaming plate geometric centers.
Further scheme: positioning correcting plate is marked with the position line in length and breadth of " ten " font distribution.
A construction method for the device of basis suspention pre-embedded bolt, the steps include:
A, in foundation ditch, lay steel grid;
B, on steel grid, fix 1 ~ 3 layer of coaming plate, the superiors' coaming plate is one-level coaming plate;
C, be that Parallel Symmetric state is flat on one-level coaming plate upper surface centre position by 2 hanging beams;
D, by shank of bolt successively through the locating hole of hanging beam and positioning correcting plate;
E, position between hanging beam and positioning correcting plate are fixed by upper cap nut and lower nut, and upper cap nut is fixed on positioning correcting plate soffit, lower nut is fixed on the upper surface of hanging beam;
F, by rotating upper cap nut and lower nut adjusting bolt bar height;
G, by measuring the axis absolute altitude of shank of bolt and verticality, rotating lower nut adjustment hanging beam, rotating upper cap nut adjustment positioning correcting plate, final set bolt bar also controls verticality and the positioning precision of shank of bolt.
Further constructure scheme: in step G, the position line in length and breadth of " ten " font be marked with along positioning correcting plate distribution carries out the detection of the verticality of shank of bolt.
Further constructure scheme: in step B, at the corner location of coaming plate at different levels, is fixed with stiffener between the side plate of two coaming plates.
Further constructure scheme: in step D, the diameter of the locating hole of hanging beam and positioning correcting plate is greater than the diameter of shank of bolt.
3. beneficial effect
Adopt technical scheme provided by the invention, compared with existing known technology, there is following remarkable result:
(1) device of a kind of basis suspention pre-embedded bolt of the present invention, by simple combination and the collocation of hanging beam, nut and positioning correcting plate, namely after foundation ditch is installed and is fixedly completed, hanging beam is installed, plane positioning shank of bolt, to sling shank of bolt (absolute altitude adjustable) with lower nut, upper cap nut adjustment stationary positioned correcting plate, hanging beam Hanging bolt bar is after measurement and positioning, centering, preliminary fixing, fixed by positioning correcting plate secondary, repetition measurement, Dual-layer stationary positioned pre-embedded bolt bar, ensures the verticality of shank of bolt; Achieve that manufacture craft is simple, easy construction, concerned process steps impact less, check easy to adjust, that construction precision is high, efficiency is high object; And hanging beam, coaming plate, nut and positioning correcting plate can both reuse, easy to make, cost-saving;
(2) device of a kind of basis suspention pre-embedded bolt of the present invention, the locating hole of shank of bolt and corresponding hanging beam and positioning correcting plate is 6, is equipped with, 6 shank of bolt synergies, and construction precision is higher;
(3) device of a kind of basis suspention pre-embedded bolt of the present invention, the setting of support, improves the stability of shank of bolt in concrete; The setting of reinforcing rib, improves the stability that support is connected with shank of bolt;
(4) device of a kind of basis suspention pre-embedded bolt of the present invention, the setting of two-stage coaming plate, the concrete of making is that two-stage is step-like, is applicable to the concrete foundation that continuing surface is large;
(5) device of a kind of basis suspention pre-embedded bolt of the present invention, the setting of three grades of coaming plates, is applicable to the concrete foundation that continuing surface is little, improves the versatility of whole device;
(6) device of a kind of basis suspention pre-embedded bolt of the present invention, the setting of position line in length and breadth, when being convenient to measure, the location in survey mark and face, improves the accuracy measured;
(7) construction method of the device of a kind of basis suspention pre-embedded bolt of the present invention, step is easy, easy construction, and bolt suspention is embedded in after coaming plate has been constructed to be carried out, and once adjust in place, precision is high, and efficiency of construction is high;
(8) construction method of the device of a kind of basis suspention pre-embedded bolt of the present invention, the setting of stiffener, improves the stability that coaming plate side plate connects;
(9) construction method of the device of a kind of basis suspention pre-embedded bolt of the present invention, the diameter of the locating hole of hanging beam and positioning correcting plate is greater than the diameter of shank of bolt, facilitates interting of shank of bolt.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is top view of the present invention;
Fig. 3 is stereogram of the present invention.
In figure: 1, hanging beam; 2, upper cap nut; 3, lower nut; 4, positioning correcting plate; 5, shank of bolt; 6, support; 7, locating hole; 8, one-level coaming plate; 9, secondary coaming plate; 10, position line in length and breadth; 61, base plate; 62, reinforcing rib.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.
Embodiment 1
The device of the basis suspention pre-embedded bolt of the present embodiment, as shown in Figure 1, comprise hanging beam 1, shank of bolt 5, nut, one-level coaming plate 8 and positioning correcting plate 4, wherein: as shown in Figures 2 and 3, one-level coaming plate 8 is the square pond shape structure formed a circle with flat board, specification is 60mm*60mm, hanging beam 1 has 2, for splat, thickness is 35mm, width 120mm, length 1200mm, one-level coaming plate 8 upper surface centre position is flat in Parallel Symmetric state, positioning correcting plate 4 is square platy structure, specification is 50mm*40mm, hanging beam 1 and positioning correcting plate 4 have the locating hole 7 of the shank of bolt 5 that is connected, diameter is 5mm, nut comprises upper cap nut 2 and lower nut 3, the upper end of shank of bolt 5 is provided with screw thread, diameter is 3mm, pass the locating hole 7 of hanging beam 1 and positioning correcting plate 4 successively, and the position between hanging beam 1 and positioning correcting plate 4 is fixed by upper cap nut 2 and lower nut 3, upper cap nut 2 is fixed on positioning correcting plate 4 soffit, and lower nut 3 is fixed on the upper surface of hanging beam 1.
The construction method of the device of the basis suspention pre-embedded bolt of the present embodiment, the steps include:
A, in foundation ditch, lay steel grid;
B, on steel grid, fix 2 layers of coaming plate, the superiors' coaming plate is one-level coaming plate 8;
C, 2 hanging beams 1 are flat on one-level coaming plate 8 upper surface centre position in Parallel Symmetric state;
D, by shank of bolt 5 successively through the locating hole 7 of hanging beam 1 and positioning correcting plate 4;
E, position between hanging beam 1 and positioning correcting plate 4 are fixed by upper cap nut 2 and lower nut 3, and upper cap nut 2 is fixed on positioning correcting plate 4 soffit, lower nut 3 is fixed on the upper surface of hanging beam 1;
F, by rotate upper cap nut 2 and lower nut 3 adjusting bolt bar 5 height;
G, by measuring the axis absolute altitude of shank of bolt 5 and verticality, rotating lower nut 3 and adjusting hanging beam 1, rotating upper cap nut 2 and adjust positioning correcting plate 4, final set bolt bar 5 also controls verticality and the positioning precision of shank of bolt 5.
The device of the basis suspention pre-embedded bolt of the present embodiment and construction method, by simple combination and the collocation of hanging beam 1, nut and positioning correcting plate 4, namely after foundation ditch is installed and is fixedly completed, hanging beam 1 is installed, plane positioning shank of bolt 5, to sling shank of bolt 5 (absolute altitude adjustable) with lower nut 3, upper cap nut 2 adjusts stationary positioned correcting plate 4, hanging beam 1 Hanging bolt bar 5, after measurement and positioning, centering, tentatively fixing, by positioning correcting plate 4 two fixing, repetition measurements, Dual-layer stationary positioned pre-embedded bolt bar 5, ensures the verticality of shank of bolt 5; Achieve that manufacture craft is simple, easy construction, concerned process steps impact less, check easy to adjust, that construction precision is high, efficiency is high object; And hanging beam 1, coaming plate, nut and positioning correcting plate 4 can both reuse, easy to make, cost-saving.
Embodiment 2
The device of the basis suspention pre-embedded bolt of the present embodiment, basic structure is with embodiment 1, and improvements are: shank of bolt 5 is 6, the locating hole 7 of corresponding hanging beam 1 and positioning correcting plate 4 is also 6, be equipped with, 6 shanks of bolt 5 act synergistically, and construction precision is higher; The bottom of shank of bolt 5 is fixedly connected with support 6, the base plate 61 of support 6 is fixedly connected with the bottom of shank of bolt 5, improve the stability of shank of bolt 5 in concrete, also be fixedly connected with the equally distributed reinforcing rib 62 of taper between shank of bolt 5 and base plate 61, raising support 6 and shank of bolt connect 5 stability connect; The bottom of one-level coaming plate 8 is connected with the secondary coaming plate 9 that area is greater than one-level coaming plate 8, and one-level coaming plate 8 is positioned at the position of secondary coaming plate 9 geometric center, and the bottom of the secondary coaming plate 9 of one-level coaming plate 8 is provided with steel grid; The bottom of secondary coaming plate 9 is connected with three grades of coaming plates that area is greater than secondary coaming plate 9, and secondary coaming plate 9 is positioned at the position of three grades of coaming plate geometric centers, for the concrete foundation that continuing surface is little, improves the versatility of whole device; Positioning correcting plate 4 is marked with the position line in length and breadth 10 of " ten " font distribution, and when being convenient to measure, the location in survey mark and face, improves the accuracy measured; The diameter of the locating hole 7 of hanging beam 1 and positioning correcting plate 4 is greater than the diameter of shank of bolt 5, facilitates shank of bolt 5 interting in locating hole 7.
The construction method of device of the basis suspention pre-embedded bolt of the present embodiment, basic step is with embodiment 1, and difference is: in step G, and the position line in length and breadth 10 of " ten " font distribution be marked with along positioning correcting plate 4 carries out the detection of the verticality of shank of bolt 5.
Embodiment 3
The construction method of the device of a kind of basis suspention pre-embedded bolt of the present embodiment, its basic step is with embodiment 2, and difference is: in step B, at the corner location of coaming plate at different levels, be fixed with stiffener between the side plate of two coaming plates, improve the stability that coaming plate side plate connects.
Below be schematically described the invention and embodiment thereof, this description is not restricted.So, if those of ordinary skill in the art enlightens by it, when not departing from this creation aim, designing the frame mode similar to this technical scheme and embodiment without creationary, the protection domain of this patent all should be belonged to.
Claims (10)
1. a device for basis suspention pre-embedded bolt, comprises hanging beam (1), shank of bolt (5), nut and one-level coaming plate (8), it is characterized in that: also comprise positioning correcting plate (4), wherein:
Described one-level coaming plate (8) is the square pond shape structure formed a circle with flat board, described hanging beam (1) has 2, for long strip-board shape, one-level coaming plate (8) upper surface centre position is flat in Parallel Symmetric state, described positioning correcting plate (4) is square platy structure, hanging beam (1) and positioning correcting plate (4) has the locating hole (7) of the shank of bolt that is connected (5);
Described nut comprises upper cap nut (2) and lower nut (3);
The upper end of described shank of bolt (5) is provided with screw thread, pass the locating hole (7) of hanging beam (1) and positioning correcting plate (4) successively, and the position between hanging beam (1) and positioning correcting plate (4) is fixed by upper cap nut (2) and lower nut (3), upper cap nut (2) is fixed on positioning correcting plate (4) soffit, and lower nut (3) is fixed on the upper surface of hanging beam (1).
2. the device of a kind of basis suspention pre-embedded bolt according to claim 1, it is characterized in that: described shank of bolt (5) is 6, the locating hole (7) of corresponding hanging beam (1) and positioning correcting plate (4) is also 6.
3. the device of a kind of basis suspention pre-embedded bolt according to claim 1, it is characterized in that: the bottom of described shank of bolt (5) is fixedly connected with support (6), the base plate (61) of support (6) is fixedly connected with the bottom of shank of bolt (5), is also fixedly connected with the equally distributed reinforcing rib of taper (62) between shank of bolt (5) and base plate (61).
4. the device of a kind of basis suspention pre-embedded bolt according to claim 1 or 2 or 3, it is characterized in that: the bottom of described one-level coaming plate (8) is connected with the secondary coaming plate (9) that area is greater than one-level coaming plate (8), one-level coaming plate (8) is positioned at the position of secondary coaming plate (9) geometric center, and the bottom of the secondary coaming plate (9) of one-level coaming plate (8) is provided with steel grid.
5. the device of a kind of basis suspention pre-embedded bolt according to claim 4, it is characterized in that: the bottom of described secondary coaming plate (9) is connected with three grades of coaming plates that area is greater than secondary coaming plate (9), and secondary coaming plate (9) is positioned at the position of three grades of coaming plate geometric centers.
6. the device of a kind of basis suspention pre-embedded bolt according to claim 4, is characterized in that: described positioning correcting plate (4) is marked with the position line in length and breadth (10) of " ten " font distribution.
7. a construction method for the device of suspention pre-embedded bolt in basis according to claim 1, the steps include:
A, in foundation ditch, lay steel grid;
B, on steel grid, fix 1 ~ 3 layer of coaming plate, the superiors' coaming plate is one-level coaming plate (8);
C, 2 hanging beams (1) are flat on one-level coaming plate (8) upper surface centre position in Parallel Symmetric state;
D, by shank of bolt (5) successively through the locating hole (7) of hanging beam (1) and positioning correcting plate (4);
E, position between hanging beam (1) and positioning correcting plate (4) by upper cap nut (2) and lower nut (3) fixing, upper cap nut (2) is fixed on positioning correcting plate (4) soffit, and lower nut (3) is fixed on the upper surface of hanging beam (1);
F, by rotate upper cap nut (2) and lower nut (3) adjusting bolt bar (5) highly;
G, the axis absolute altitude passing through measurement shank of bolt (5) and verticality, rotate lower nut (3) adjustment hanging beam (1), rotate upper cap nut (2) adjustment positioning correcting plate (4), final set bolt bar (5) also controls verticality and the positioning precision of shank of bolt (5).
8. the construction method of the device of a kind of basis suspention pre-embedded bolt according to claim 7, it is characterized in that: in step G, the position line in length and breadth (10) of " ten " font distribution be marked with along positioning correcting plate (4) carries out the detection of the verticality of shank of bolt (5).
9. the construction method of the device of a kind of basis suspention pre-embedded bolt according to claim 8, is characterized in that: in step B, at the corner location of coaming plate at different levels, is fixed with stiffener between the side plate of two coaming plates.
10. the construction method of the device of a kind of basis suspention pre-embedded bolt according to claim 8, it is characterized in that: in step D, the diameter of the locating hole (7) of hanging beam (1) and positioning correcting plate (4) is greater than the diameter of shank of bolt (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510646509.8A CN105155565B (en) | 2015-09-30 | 2015-09-30 | The device and construction method of a kind of basis suspention pre-embedded bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510646509.8A CN105155565B (en) | 2015-09-30 | 2015-09-30 | The device and construction method of a kind of basis suspention pre-embedded bolt |
Publications (2)
| Publication Number | Publication Date |
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| CN105155565A true CN105155565A (en) | 2015-12-16 |
| CN105155565B CN105155565B (en) | 2017-10-17 |
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| CN201510646509.8A Active CN105155565B (en) | 2015-09-30 | 2015-09-30 | The device and construction method of a kind of basis suspention pre-embedded bolt |
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| CN (1) | CN105155565B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006361A (en) * | 2016-06-30 | 2016-10-12 | 中国五冶集团有限公司 | Pre-buried bolt assembly |
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| JP2012107423A (en) * | 2010-11-17 | 2012-06-07 | Toshiba Corp | Method for adjusting level of foundation base, and method for fixing foundation base |
| CN103174166A (en) * | 2013-03-27 | 2013-06-26 | 中国京冶工程技术有限公司 | Recreation facility embedded part integrally arranged in complete-set mode and installation method thereof |
| CN103590416A (en) * | 2013-11-01 | 2014-02-19 | 浙江水利水电学院 | Pre-buried construction method for high-precision foundation bolts |
| CN204225145U (en) * | 2014-10-20 | 2015-03-25 | 中国建筑第六工程局有限公司 | A kind of simple and easy orientation tool for basic embedding anchor bolts |
| CN204475363U (en) * | 2014-12-15 | 2015-07-15 | 中国十七冶集团有限公司 | A kind of major diameter pre-embedded bolt fixing device for installing |
| CN205024709U (en) * | 2015-09-30 | 2016-02-10 | 安徽马钢工程技术集团有限公司 | Buried bolt's device is in advance suspended in midair on basis |
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2015
- 2015-09-30 CN CN201510646509.8A patent/CN105155565B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012107423A (en) * | 2010-11-17 | 2012-06-07 | Toshiba Corp | Method for adjusting level of foundation base, and method for fixing foundation base |
| CN103174166A (en) * | 2013-03-27 | 2013-06-26 | 中国京冶工程技术有限公司 | Recreation facility embedded part integrally arranged in complete-set mode and installation method thereof |
| CN103590416A (en) * | 2013-11-01 | 2014-02-19 | 浙江水利水电学院 | Pre-buried construction method for high-precision foundation bolts |
| CN204225145U (en) * | 2014-10-20 | 2015-03-25 | 中国建筑第六工程局有限公司 | A kind of simple and easy orientation tool for basic embedding anchor bolts |
| CN204475363U (en) * | 2014-12-15 | 2015-07-15 | 中国十七冶集团有限公司 | A kind of major diameter pre-embedded bolt fixing device for installing |
| CN205024709U (en) * | 2015-09-30 | 2016-02-10 | 安徽马钢工程技术集团有限公司 | Buried bolt's device is in advance suspended in midair on basis |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106006361A (en) * | 2016-06-30 | 2016-10-12 | 中国五冶集团有限公司 | Pre-buried bolt assembly |
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| CN105155565B (en) | 2017-10-17 |
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