CN104631488A - Proton beam accelerator pre-buried base plate high-precision installation technology - Google Patents
Proton beam accelerator pre-buried base plate high-precision installation technology Download PDFInfo
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- CN104631488A CN104631488A CN201510037724.8A CN201510037724A CN104631488A CN 104631488 A CN104631488 A CN 104631488A CN 201510037724 A CN201510037724 A CN 201510037724A CN 104631488 A CN104631488 A CN 104631488A
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- buried substrate
- buried
- substrate
- stone bolt
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
Abstract
The invention belongs to the technical field of building construction, and particularly relates to a proton beam accelerator pre-buried base plate high-precision installation technology. By the adoption of the multi-level high-precision measuring, positioning and construction control technology, accuracy of installing and positioning of pre-buried steel plates can be guaranteed, the horizontal error of pre-buried base plates is smaller than 1.5 mm/m, and surface unevenness is smaller than 1 mm; height difference of the pre-buried base plates in the same plane is smaller than 3 mm, non-parallelism is smaller than 1 mm, and accordingly installation work meets the high-precision positioning requirement; besides, an operation platform, a positioning support and the like are innovatively arranged, installation quality of the pre-buried base plates is guaranteed, and installation efficiency is improved.
Description
Technical field
The invention belongs to technical field of building construction, relate to a kind of proton beam accelerator pre-buried substrate high accuracy mounting technique more specifically.
Background technology
Proton is a kind of stable, particle of not decaying, and in physics, proton is used for and other particle encounter after being often used to accelerate to dipped beam speed in accelerator, and impact test provides extremely important data for research nuclear structure.The accuracy of proton beam accelerator location directly affects the success of test, and the setting of pre-buried substrate is except providing platform for the installation of accelerator, can also provide Efficient Support for the plan-position and elevation determining accelerator.Pre-buried substrate generally need be arranged on concrete surface, and the planeness of concrete surface is by the accuracy of the pre-buried substrate orientation of impact, and the installation accuracy requirement of the general super pre-buried substrate far away of the error of concrete surface planeness.As arranged pre-buried substrate again after concrete work completes; for guaranteeing the precision of pre-buried substrate; patch work (as cut part concrete surface, pre-buried substrate etc. of polishing) need be carried out; not only workload is large, consumption manpower; and concrete work can cause disturbance to the location of pre-buried substrate, is difficult to the accuracy guaranteeing substrate.
Summary of the invention
The present invention, for overcoming at least one defect (deficiency) described in above-mentioned prior art, provides a kind of proton beam accelerator pre-buried substrate high accuracy mounting technique.
For solving the problems of the technologies described above, technical scheme of the present invention is as follows:
A kind of proton beam accelerator pre-buried substrate high accuracy mounting technique, is characterized in that, comprise the following steps:
A. colligation concrete floor reinforcing bar;
B. preliminary surveying, determines the general location of pre-buried substrate, by pre-buried substrate two to the position upright projection of angle point on baseplate reinforcing bar, and subpoint is labeled on baseplate reinforcing bar;
C. at subpoint position welding steel plate, by two of pre-buried substrate accurate coordinates setting-outs to angle point on steel plate;
D. be foundation with accurate coordinates, on baseplate reinforcing bar, welding vertical supporting angle steel is as pre-buried substrate lower support frame;
E. the pre-buried base plate bottom absolute altitude of setting-out on vertical angle steel, and along elevation location welding two sole bar angles, as the support platform of pre-buried substrate, the direction of sole bar angle and the absolute altitude control errors of sole bar angle parallel with the direction of pre-buried substrate is in 1mm;
F. pre-buried substrate lifting is placed in support platform;
G. according to the accurate coordinates to angle point of the pre-buried substrate of setting-out on steel plate, dial with crowbar sled with the plan-position adjusting pre-buried substrate, guarantee that two of pre-buried substrate overlap with the accurate coordinates on steel plate to angle point, complete the Primary Location of pre-buried base plan position with plumb bob;
H. carry out checking location with total powerstation, make the Horizontal position errors of pre-buried substrate be less than 5mm, absolute altitude error is less than 1mm, the secondary location of completing substrate position;
I., after pre-buried substrate secondary has been located, the pre-buried substrate of spot welding and support platform, to guarantee that pre-buried substrate is firmly constant;
J. install the stone bolt locating support of pre-buried substrate, described stone bolt locating support is connected with base plate steel bar binding, and is welded and fixed, with guarantee concreting, vibrate time do not occur tilt, off normal;
K. after installing stone bolt locating support, build base plate bottom concrete, when building, guarantee that vibrating spear process of vibrating does not touch stone bolt locating support;
L. built after base plate bottom concrete completes, again check plan-position and the absolute altitude of pre-buried substrate, if any deviation, cut off the weld of pre-buried substrate and support platform, adjust the position of pre-buried substrate with the leveling nut of the stone bolt of stone bolt locating support, complete the third time location of pre-buried substrate;
M. after having adjusted, leveling nut is tightened and with pre-buried substrate spot welding, finally build the C30 concrete pavement that 20cm is thick;
N. after concrete pavement has been built and condensed, wiping anchor (bolt) hole position smeared by the small-sized steel disc being less than 1mm with flatness deviation, guarantee that the termination of stone bolt flushes with the elevation of top of pre-buried substrate, and guarantee that the flatness deviation of stone bolt termination is less than 1mm.
Compared with prior art, the beneficial effect of technical solution of the present invention is:
The present invention adopts multi-level high-acruracy survey location and Construction Control, makes that the horizontal error of pre-buried substrate is less than 1.5mm/m, surface irregularity is less than 1mm; Conplane pre-buried substrate the discrepancy in elevation is less than 3mm, nonparallelism is less than 1mm, make installation work meet positioning accuracy request; In addition, novelty of the present invention be provided with operating platform, locating support etc., while guaranteeing pre-buried substrate installation quality, improve installation effectiveness.
Further, for ensureing that the quality of concreting is to avoid pre-buried base plate bottom concrete existing defects, described pre-buried substrate offers air vent, when concreting surface layer, concrete mortar overflows from steel plate surrounding and plate upper vent hole, timely removing mortar, drives the air of base plate bottom, laitance and moisture out of.
Accompanying drawing explanation
Fig. 1 is base plate steel bar binding schematic diagram.
Fig. 2 is subpoint mark schematic diagram.
Fig. 3 is pre-buried board structure schematic diagram.
Fig. 4 is steel plate welding schematic diagram.
Fig. 5 is accurate coordinates setting-out schematic diagram.
Fig. 6 is vertical angle steel welding front view.
Fig. 7 is vertical angle steel welding top view.
Fig. 8 is sole bar angle welding front view.
Fig. 9 is sole bar angle welding top view.
Figure 10 is that pre-buried substrate is tentatively decided to be schematic diagram.
Figure 11 is pre-buried substrate installation structural representation.
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; In order to better the present embodiment is described, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable; The corresponding same or analogous parts of same or analogous label; The term describing position relationship in accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent.
Detailed description of the invention
Below in conjunction with drawings and Examples, technical scheme of the present invention is described further.
Specific embodiment:
A kind of proton beam accelerator pre-buried substrate high accuracy mounting technique, comprises the following steps:
A. as shown in Figure 1, colligation concrete floor reinforcing bar 1;
B. preliminary surveying, determines the general location of pre-buried substrate 2, by pre-buried substrate 2 two to the position upright projection of angle point 3 on baseplate reinforcing bar 1, and with red paint spraying so that subpoint 4 is labeled on baseplate reinforcing bar 1 (as shown in Figure 2);
C. the subpoint 4 position welding 10cm*10cm of spraying red paint steel plate 5(as shown in Figure 4), by two of pre-buried substrate 2 accurate coordinates 6 setting-outs (as shown in Figure 5) on steel plate 5 to angle point 3;
D. with accurate coordinates 6 for foundation, on baseplate reinforcing bar 1, welding vertical supporting angle steel 7 is as the lower support frame (accompanying drawing 6 and 7 shown in) of pre-buried substrate 2;
E. setting-out pre-buried substrate 2 elevation of bottom on vertical angle steel 7, and along the support platform of elevation location welding two sole bar angles 8 as pre-buried substrate 2, the direction of the sole bar angle 8 and absolute altitude control errors of sole bar angle 8 parallel with the direction of substrate is in 1mm;
F. the tower crane lifting of pre-buried substrate 2 is placed in support platform;
G. according to the accurate coordinates 6 to angle point of the pre-buried substrate 2 of setting-out on the steel plate 5 of 10cm*10cm, dial with crowbar sled with the plan-position adjusting pre-buried substrate 2, guarantee that two of pre-buried substrate 2 overlap with the accurate coordinates 6 on steel plate 5 to angle point 3 with plumb bob, complete the Primary Location of pre-buried substrate 2 plan-position;
H. carry out checking location with total powerstation, make the Horizontal position errors of pre-buried substrate 2 be less than 5mm, absolute altitude error is less than 1mm, completes the secondary location of pre-buried substrate position;
I. after pre-buried substrate has been located for 2 two times, the pre-buried substrate 2 of spot welding and support platform, firmly constant to guarantee pre-buried substrate 2.
J. install the stone bolt locating support 9 of pre-buried substrate 2, described stone bolt locating support 9 is connected with baseplate reinforcing bar 1 colligation, and is welded and fixed, with guarantee concreting, vibrate time do not occur tilt, off normal;
K., after installing stone bolt locating support 9, base plate bottom concrete 10 is built; During concreting, guarantee that vibrating spear process of vibrating does not touch stone bolt locating support 9;
L. built after base plate bottom concrete 10 completes, again check plan-position and the absolute altitude of pre-buried substrate 2, if any deviation, cut off the junction of pre-buried substrate 2 and support platform, adjust the position of pre-buried substrate 2 with the leveling nut 11 of the stone bolt 12 of stone bolt locating support, complete the third time location of pre-buried substrate 2;
M. after having adjusted, leveling nut 11 is tightened and with the spot welding of pre-buried substrate 2, finally build the C30 concrete pavement 13 that 20cm is thick, when in casting process, concrete mortar overflows from pre-buried substrate 2 surrounding and pre-buried substrate 2 upper vent hole 16, timely removing mortar, so that air, laitance and the moisture of driving bottom pre-buried substrate 2 out of; During concreting, guarantee that vibrating spear process of vibrating does not touch stone bolt locating support 9;
N., after concrete pavement has been built and condensed, smear with the small-sized steel disc of 10cm*10cm and wipe stone bolt hole site 14 place, guarantee that the termination of stone bolt flushes with the elevation of top of pre-buried substrate, and guarantee that the flatness deviation of stone bolt termination is less than 1mm.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (2)
1. a proton beam accelerator pre-buried substrate high accuracy mounting technique, is characterized in that, comprise the following steps:
A. colligation concrete floor reinforcing bar (1);
B. preliminary surveying, determines the general location of pre-buried substrate (2), by pre-buried substrate (2) two to the position upright projection of angle point (3) on baseplate reinforcing bar (1), and subpoint (4) is labeled on baseplate reinforcing bar (1);
C. in subpoint (4) position welding steel plate (5), by two accurate coordinates to angle point (3) (6) setting-out of pre-buried substrate (2) on steel plate (5);
D. with accurate coordinates (6) for foundation, at the upper welding vertical supporting angle steel (7) of baseplate reinforcing bar (1) as pre-buried substrate (2) lower support frame;
E. at the upper pre-buried substrate of setting-out (2) elevation of bottom of vertical angle steel (7), and along elevation location welding two sole bar angles (8), as the support platform of pre-buried substrate (2), the direction of sole bar angle (8) and the absolute altitude control errors of sole bar angle (8) parallel with the direction of pre-buried substrate (2) is in 1mm;
F. pre-buried substrate (2) lifting is placed in support platform;
G. according to the accurate coordinates to angle point (6) of the pre-buried substrate of setting-out on steel plate (5), dial with crowbar sled with the plan-position adjusting pre-buried substrate (2), guarantee that two of pre-buried substrate (2) overlap with the accurate coordinates (6) on steel plate (5) to angle point (3), complete the Primary Location of pre-buried substrate (2) plan-position with plumb bob;
H. carry out checking location with total powerstation, make the Horizontal position errors of pre-buried substrate (2) be less than 5mm, absolute altitude error is less than 1mm, the secondary location of completing substrate position;
I. after pre-buried substrate (2) secondary has been located, the pre-buried substrate of spot welding (2) and support platform, firmly constant to guarantee pre-buried substrate (2);
J. install the stone bolt locating support (9) of pre-buried substrate (2), described stone bolt locating support (9) is connected with baseplate reinforcing bar (1) colligation, and is welded and fixed, with guarantee concreting, vibrate time do not occur tilt, off normal;
K. after installing stone bolt locating support (9), build base plate bottom concrete (10), when building, guarantee that vibrating spear process of vibrating does not touch stone bolt locating support (9);
L. built after base plate bottom concrete (10) completes, again check plan-position and the absolute altitude of pre-buried substrate (2), if any deviation, cut off the weld of pre-buried substrate (2) and support platform, adjust the position of pre-buried substrate (2) with the leveling nut (11) of the stone bolt (12) of stone bolt locating support (9), complete the third time location of pre-buried substrate (2);
M. after having adjusted, leveling nut (11) is tightened and with pre-buried substrate (2) spot welding, finally build the C30 concrete pavement (13) that 20cm is thick;
N. after concrete pavement has been built and condensed, wiping anchor (bolt) hole (14) position smeared by the small-sized steel disc being less than 1mm with flatness deviation, guarantee that the termination (15) of stone bolt flushes with the elevation of top of pre-buried substrate (2), and guarantee that the flatness deviation of stone bolt termination is less than 1mm.
2. proton beam accelerator according to claim 1 pre-buried substrate high accuracy mounting technique, it is characterized in that: described pre-buried substrate (2) offers air vent (16), when concreting surface layer (13), concrete mortar overflows from steel plate surrounding and plate upper vent hole, timely removing mortar, drives the air of base plate bottom, laitance and moisture out of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510037724.8A CN104631488B (en) | 2015-01-26 | 2015-01-26 | A kind of proton beam accelerator pre-buried substrate high accuracy mounting technique |
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| CN201510037724.8A CN104631488B (en) | 2015-01-26 | 2015-01-26 | A kind of proton beam accelerator pre-buried substrate high accuracy mounting technique |
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| CN104631488A true CN104631488A (en) | 2015-05-20 |
| CN104631488B CN104631488B (en) | 2016-08-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525625A (en) * | 2016-01-19 | 2016-04-27 | 中建八局第三建设有限公司 | Construction method and device of pre-embedded bolts of fixed steel column base |
| CN108951883A (en) * | 2018-04-27 | 2018-12-07 | 中国核工业华兴建设有限公司 | A kind of nuclear power station high-accuracy built-in fitting installation method |
| CN109469091A (en) * | 2018-11-08 | 2019-03-15 | 滕州市建筑安装工程集团公司 | A kind of Ultraprecision Equipment installation of embedded parts construction |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2011043007A (en) * | 2009-08-24 | 2011-03-03 | Hitachi Ltd | Footing stand |
| CN102605798A (en) * | 2012-01-19 | 2012-07-25 | 丁慈鑫 | Support foundation for solar photovoltaic power station and onsite construction method for support foundation |
| CN103114604A (en) * | 2012-03-09 | 2013-05-22 | 中国水电顾问集团西北勘测设计研究院 | Prestressed concrete tubular type wind generating set foundation |
| CN104179191A (en) * | 2013-05-28 | 2014-12-03 | 中广核工程有限公司 | Construction method of large-equipment base in nuclear power plant |
-
2015
- 2015-01-26 CN CN201510037724.8A patent/CN104631488B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011043007A (en) * | 2009-08-24 | 2011-03-03 | Hitachi Ltd | Footing stand |
| CN102605798A (en) * | 2012-01-19 | 2012-07-25 | 丁慈鑫 | Support foundation for solar photovoltaic power station and onsite construction method for support foundation |
| CN103114604A (en) * | 2012-03-09 | 2013-05-22 | 中国水电顾问集团西北勘测设计研究院 | Prestressed concrete tubular type wind generating set foundation |
| CN104179191A (en) * | 2013-05-28 | 2014-12-03 | 中广核工程有限公司 | Construction method of large-equipment base in nuclear power plant |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105525625A (en) * | 2016-01-19 | 2016-04-27 | 中建八局第三建设有限公司 | Construction method and device of pre-embedded bolts of fixed steel column base |
| CN108951883A (en) * | 2018-04-27 | 2018-12-07 | 中国核工业华兴建设有限公司 | A kind of nuclear power station high-accuracy built-in fitting installation method |
| CN109469091A (en) * | 2018-11-08 | 2019-03-15 | 滕州市建筑安装工程集团公司 | A kind of Ultraprecision Equipment installation of embedded parts construction |
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| CN104631488B (en) | 2016-08-24 |
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Address after: Dong Heng Lu, Guangzhou city of Guangdong province Tianhe District 510000 martyrs No. 11 Patentee after: Guangdong Provincial Architectural Engineering Machinery Construction Co., Ltd. Patentee after: Guangdong Construction Engineering Group Co., Ltd. Address before: 510000 Guangdong Province, Guangzhou Tianhe Tianrun Road No. 87 wide building Patentee before: Guangdong Construction Engineering Group Co., Ltd. Patentee before: Guangdong Provincial Architectural Engineering Machinery Construction Co., Ltd. |