CN103485361B - Integral embedded structure of group double-headed foundation bolt and construction method thereof - Google Patents
Integral embedded structure of group double-headed foundation bolt and construction method thereof Download PDFInfo
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- CN103485361B CN103485361B CN201310424730.XA CN201310424730A CN103485361B CN 103485361 B CN103485361 B CN 103485361B CN 201310424730 A CN201310424730 A CN 201310424730A CN 103485361 B CN103485361 B CN 103485361B
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- stone bolt
- end stone
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- 238000010276 construction Methods 0.000 title abstract description 11
- 239000004575 stone Substances 0.000 claims description 80
- 238000010008 shearing Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention discloses an integral embedded structure of group of double-headed foundation bolts and a construction method thereof, which are beneficial to ensuring the installation precision of the double-headed foundation bolts of overlong mechanical equipment. The structure comprises a plurality of units arranged at intervals, each unit comprises a fixed base, a fixed plate and a group of double-headed foundation bolts, the fixed plates are located above the fixed base, the double-headed foundation bolts are perpendicular to the fixed base and the fixed plates respectively, two ends of each double-headed foundation bolt are in threaded connection with the fixed base and the fixed plates respectively, the tops of the double-headed foundation bolts are located above the fixed plates, and each fixed plate is connected into a net structure through connecting pieces. The method comprises the steps of forming holes in a fixed base and a fixed plate, arranging nuts at the holes, connecting the lower ends of the stud anchor bolts with the corresponding nuts in a threaded manner, mounting the fixed plate above the corresponding fixed base, connecting the upper ends of the stud anchor bolts with the corresponding nuts in a threaded manner, and connecting the fixed plates into a net-shaped structure through connecting pieces.
Description
Technical field
The present invention relates to group's double end stone bolt integral built-in structure of a kind of overlength plant equipment foundation construction field application, and the construction method of this structure.
Background technology
The length of overlength plant equipment is all greater than 200m, and some reaches 274m.The installation accuracy of overlength plant equipment requires higher, and this just needs the installation accuracy of the stone bolt for fixed equipment higher.Stone bolt corresponding to some overlength plant equipment is the double end stone bolt of the full screw mandrel of a kind of high strength, is arranged on super large rectangular foundation.This double end stone bolt requires that the quantity of installing is more, be generally several double end stone bolt is one group, and between each group, interval is arranged.The position accuracy demand of each group of double end stone bolt is higher.At present, when installing this group's type double end stone bolt, do not have the construction method be applicable to, long construction period, construction quality is poor, is difficult to the installation accuracy ensureing stone bolt.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of group's double end stone bolt integral built-in structure being conducive to the installation accuracy of the double end stone bolt ensureing overlength plant equipment.
The technical solution adopted for the present invention to solve the technical problems is: group's double end stone bolt integral built-in structure, comprise multiple unit be intervally arranged, each unit comprises firm banking, be positioned at fixed head above firm banking and one group of double end stone bolt, double end stone bolt is vertical with firm banking and fixed head respectively, the two ends of double end stone bolt are threaded with firm banking and fixed head respectively, the top of double end stone bolt is positioned at the top of fixed head, and each fixed head connects into net structure by connector.
Can ensure that double end stone bolt is vertically in place on the one hand, on the other hand owing to forming net structure, in casting process, each double end stone bolt not easily offsets.Effective guarantee installation accuracy.
Further: the number of one group of double end stone bolt is 2, and 2 double end stone bolt are separately positioned on the two ends of fixed head.
Further: fixed head is provided with shearing resistance box.
Further: on fixed head, be provided with bolt of fixing plate installing hole, bolt of fixing plate installing hole is screwed hole, and double end stone bolt is threaded with fixed head by upper end nut and bolt of fixing plate installing hole; Firm banking is provided with bolt of lower base installing hole, and bolt of lower base installing hole is screwed hole, and double end stone bolt is threaded with firm banking by bolt of lower base installing hole and lower end nut.
Further: unit is that N capable M row mode is arranged.
Further: the top outer of double end stone bolt has protection tube.
Present invention also offers a kind of construction method of said structure, be specially:
A, make multiple firm banking and multiple fixed head, firm banking is opened bolt of lower base installing hole, bolt of lower base installing hole is screwed hole, fixed head leaves bolt of fixing plate installing hole, bolt of fixing plate installing hole is screwed hole, wherein, when fixed head is arranged on the top of corresponding firm banking, ensure that the axial line of bolt of lower base installing hole overlaps with the axial line of corresponding bolt of fixing plate installing hole;
B, each firm banking to be located, lower end nut is set at each bolt of lower base installing hole place, the lower end of each double end stone bolt is threaded with corresponding lower end nut and bolt of lower base installing hole;
C, fixed head is arranged on the top of corresponding firm banking, and end nut is set at the bolt of fixing plate installing hole place of fixed head, the upper end of each double end stone bolt is threaded with corresponding upper end nut and bolt of fixing plate installing hole, and the top of double end stone bolt is positioned at the top of fixed head;
D, by connector, each fixed head is connected into net structure.
Further: also comprise step e, at the top outer protection tube of each double end stone bolt.
Further: fixed head is provided with shearing resistance box.
Further: each firm banking is that N capable M row mode is arranged.
The invention has the beneficial effects as follows: application the present invention effectively can ensure the installation accuracy of each double end stone bolt.Structure is simple, and easily process, cost is low.Install easy, efficient and convenient, construction speed is fast.Accuracy control method is simple, feasible, and precision controlling is accurate, reliable in quality.Good stability, fixation, applicability is good.
Accompanying drawing explanation
Fig. 1 is for connect into cancellated schematic diagram by connector by each fixed head;
Fig. 2 is the schematic diagram of fixed head and firm banking;
Be labeled as in figure: connector 1, upper end nut 2, double end stone bolt 3, lower end nut 4, firm banking 5, shearing resistance box 6, fixed head 7, bolt of fixing plate installing hole 8, bolt of lower base installing hole 9, protection tube 10.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
As depicted in figs. 1 and 2, group of the present invention double end stone bolt integral built-in structure, comprise multiple unit be intervally arranged, each unit comprises firm banking 5, be positioned at fixed head 7 above firm banking 5 and one group of double end stone bolt 3, double end stone bolt 3 is vertical with firm banking 5 and fixed head 7 respectively, the two ends of double end stone bolt 3 are threaded with firm banking 5 and fixed head 7 respectively, the top of double end stone bolt 3 is positioned at the top of fixed head 7, and each fixed head 7 connects into net structure by connector 1.The top of double end stone bolt 3 is positioned at the top of fixed head 7, is exposed at the top of fixed head 7, for join dependency structure and equipment outside the threaded upper ends part of namely double end stone bolt 3.By the Dual positioning effect of firm banking 5 and fixed head 7, effectively can ensure that double end stone bolt 3 is vertically arranged, namely arrange with horizontal plane, and in casting process, because the Dual positioning effect of firm banking 5 and fixed head 7 can make double end stone bolt 3 that position skew not easily occurs.Meanwhile, owing to each fixed head 7 being connected into net structure by connector, thus unit is made to form an entirety.The position of the double end stone bolt 3 that unit is arranged is subject to the restriction of other unit, the position of each double end stone bolt 3 is fixed, not easily departs from, thus effectively ensure that the installation accuracy of double end stone bolt 3.Above-mentioned connector can be steel bar, steel pipe, steel plate etc.
The number of above-mentioned one group of double end stone bolt can be 2,3,4 etc.Can set according to the real needs of equipment.The number of such as one group of double end stone bolt is 2, and 2 double end stone bolt are separately positioned on the two ends of fixed head 7.The two ends that above-mentioned 2 double end stone bolt are separately positioned on fixed head 7 are conducive to making fixed head 7 uniform force, not yielding, thus are conducive to the installation accuracy ensureing double end stone bolt.
Further, on the basis of the above, fixed head 7 is provided with shearing resistance box 6.Shearing resistance box 6 is the box body of a upper end open, and tray interior hollow, can be made up of steel plate.Shearing resistance box 6 conveniently arranges steel column within it, and then on steel column, connect other steel work.
Double end stone bolt 3 has multiple with the connected mode of fixed head 7 and firm banking 5, and such as double end stone bolt 3 is threaded with the screwed hole on firm banking 5 and is threaded with fixed head 7 by nut.But arrange like this, fixing of double end stone bolt 3 is firm not.In order to make double end stone bolt 3 be convenient to install and fixed, fixed head 7 is provided with bolt of fixing plate installing hole 8, bolt of fixing plate installing hole 8 is screwed hole, and double end stone bolt 3 is threaded with fixed head 7 by upper end nut 2 and bolt of fixing plate installing hole 8; Firm banking 5 is provided with bolt of lower base installing hole 9, and bolt of lower base installing hole 9 is screwed hole, and double end stone bolt 3 is threaded with firm banking 5 by bolt of lower base installing hole 9 and lower end nut 4.
Above-mentioned unit can need to arrange according to equipment.General device requires it is arrange in N capable M row mode.At this moment, be connected by adjacent two fixed heads of connector by same a line and same row, as shown in Figure 1, form net structure with this.
In order to avoid the screw top of double end stone bolt damaged when concreting, on the basis of the above, the top outer of double end stone bolt 3 has protection tube 10.Above-mentioned protection tube 10 can be pvc pipe etc.The screw top of double end stone bolt 3 can be protected by protection tube 10.
Be below the construction method of above-mentioned pre-buried structure:
A, make multiple firm banking 5 and multiple fixed head 7, firm banking 5 is opened bolt of lower base installing hole 9, bolt of lower base installing hole 9 is screwed hole, fixed head 7 leaves bolt of fixing plate installing hole 8, bolt of fixing plate installing hole 8 is screwed hole, wherein, when fixed head 7 is arranged on the top of corresponding firm banking 5, ensure that the axial line of bolt of lower base installing hole 9 overlaps with the axial line of corresponding bolt of fixing plate installing hole 8, can ensure that double end stone bolt is vertical with firm banking with fixed head after installing like this, and then double end stone bolt and horizontal plane can be ensured,
B, each firm banking 5 to be located, can firm banking 5 be fixed on pouring pile head, at each bolt of lower base installing hole place, lower end nut 4 is set, the lower end of each double end stone bolt 3 is threaded with corresponding lower end nut 4 and bolt of lower base installing hole 9, by the protruded length of lower end nut 4 adjustable double end stone bolt 3, make it to meet installation code;
C, fixed head 7 is arranged on the top of corresponding firm banking 5, its highly ensure fixed head 7 end face and build after top of concrete concordant, and end nut 2 is set at bolt of fixing plate installing hole 8 place of fixed head 7, the upper end of each double end stone bolt 3 is threaded with corresponding upper end nut 2 and bolt of fixing plate installing hole 8, the top of double end stone bolt 3 is positioned at the top of fixed head 7, when arranging, directly the top of double end stone bolt 3 can be pressed into and pass the bolt of fixing plate installing hole 8 of fixed head 7, coordinate to come supporting and location fixed head 7 by the screw thread of each double end stone bolt 3 upper end and bolt of fixing plate installing hole 8, then double end stone bolt 3 is locked by upper end nut 2,
D, by connector 1, each fixed head 7 be connected into net structure, in order to protect the screw top of double end stone bolt, also comprise step e, at the top outer protection tube 10 of each double end stone bolt.Finally can form final foundation structure by concreting.
Claims (4)
1. group's double end stone bolt integral built-in structure, it is characterized in that: comprise multiple unit be intervally arranged, each unit comprises firm banking (5), be positioned at fixed head (7) and one group of double end stone bolt (3) of firm banking (5) top, double end stone bolt (3) is vertical with firm banking (5) and fixed head (7) respectively, the two ends of double end stone bolt (3) are threaded with firm banking (5) and fixed head (7) respectively, the top of double end stone bolt (3) is positioned at the top of fixed head (7), each fixed head (7) connects into net structure by connector (1), the number of one group of double end stone bolt is 2, and 2 double end stone bolt are separately positioned on the two ends of fixed head (7), fixed head (7) is provided with shearing resistance box (6).
2. group as claimed in claim 1 double end stone bolt integral built-in structure, it is characterized in that: on fixed head (7), be provided with bolt of fixing plate installing hole (8), bolt of fixing plate installing hole (8) is screwed hole, and double end stone bolt (3) is threaded with fixed head (7) by upper end nut (2) and bolt of fixing plate installing hole (8); Firm banking (5) is provided with bolt of lower base installing hole (9), bolt of lower base installing hole (9) is screwed hole, and double end stone bolt (3) is threaded with firm banking (5) by bolt of lower base installing hole (9) and lower end nut (4).
3. group as claimed in claim 1 double end stone bolt integral built-in structure, is characterized in that: unit is that N capable M row mode is arranged.
4. group as claimed in claim 1 double end stone bolt integral built-in structure, is characterized in that: the top outer of double end stone bolt (3) has protection tube (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310424730.XA CN103485361B (en) | 2013-09-17 | 2013-09-17 | Integral embedded structure of group double-headed foundation bolt and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310424730.XA CN103485361B (en) | 2013-09-17 | 2013-09-17 | Integral embedded structure of group double-headed foundation bolt and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN103485361A CN103485361A (en) | 2014-01-01 |
| CN103485361B true CN103485361B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310424730.XA Active CN103485361B (en) | 2013-09-17 | 2013-09-17 | Integral embedded structure of group double-headed foundation bolt and construction method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926663B (en) * | 2016-05-09 | 2018-03-30 | 中国十九冶集团有限公司 | Positioning and mounting method for annular foundation bolt group |
| CN112901914B (en) * | 2021-01-26 | 2022-12-13 | 中国化学工程第三建设有限公司 | Foundation bolt group positioning and fixing device and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57187430A (en) * | 1981-05-13 | 1982-11-18 | Hitachi Ltd | Earthquake-proof structure for foundation of high-temperature equipment installation |
| CN101225917A (en) * | 2008-02-13 | 2008-07-23 | 赵正义 | Vertical locating connection construction for novel sill anchor |
| CN101338566A (en) * | 2008-08-29 | 2009-01-07 | 河北省第四建筑工程公司 | Integral built-in process for groups of anchor bolts |
| CN201908317U (en) * | 2010-12-28 | 2011-07-27 | 贵阳铝镁设计研究院有限公司 | High-flatness adjusting structure for equipment foundation |
| CN202164620U (en) * | 2011-06-02 | 2012-03-14 | 赵正义 | Positioning vertical connecting structure for underframe beam of tower machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202117074U (en) * | 2011-06-23 | 2012-01-18 | 中冶建工集团有限公司 | Foundation bed steel structure for positioning and mounting base of tower crane |
-
2013
- 2013-09-17 CN CN201310424730.XA patent/CN103485361B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57187430A (en) * | 1981-05-13 | 1982-11-18 | Hitachi Ltd | Earthquake-proof structure for foundation of high-temperature equipment installation |
| CN101225917A (en) * | 2008-02-13 | 2008-07-23 | 赵正义 | Vertical locating connection construction for novel sill anchor |
| CN101338566A (en) * | 2008-08-29 | 2009-01-07 | 河北省第四建筑工程公司 | Integral built-in process for groups of anchor bolts |
| CN201908317U (en) * | 2010-12-28 | 2011-07-27 | 贵阳铝镁设计研究院有限公司 | High-flatness adjusting structure for equipment foundation |
| CN202164620U (en) * | 2011-06-02 | 2012-03-14 | 赵正义 | Positioning vertical connecting structure for underframe beam of tower machine |
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| Publication number | Publication date |
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| CN103485361A (en) | 2014-01-01 |
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