CN204118268U - The pre-buried ground anchor structure of actuator in large radio telescope engineering - Google Patents
The pre-buried ground anchor structure of actuator in large radio telescope engineering Download PDFInfo
- Publication number
- CN204118268U CN204118268U CN201420604893.6U CN201420604893U CN204118268U CN 204118268 U CN204118268 U CN 204118268U CN 201420604893 U CN201420604893 U CN 201420604893U CN 204118268 U CN204118268 U CN 204118268U
- Authority
- CN
- China
- Prior art keywords
- actuator
- nut
- embedded board
- radio telescope
- ground anchor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses the pre-buried ground anchor structure of actuator in a kind of large radio telescope engineering, comprise the earth anchor be connected with actuator, earth anchor comprises embedded board, several nuts, wherein, embedded board is provided with several through holes, the aperture of this through hole and the tapped bore of nut suitable, nut is fixedly welded on the lower surface of embedded board, and makes through hole overlapping with the center line of screwed hole; Nut is set with by the blocking cap of its underpart local space shutoff, in the inner chamber of blocking cap, is provided with lubricant grease.The utility model structure is simple, by arranging the blocking cap that butter is housed in the bottom of nut, facilitates construction, facilitates the debugging efforts of equipment, and the plant maintenance work in later stage, improves the efficiency of work in every greatly.
Description
Technical field
The utility model relates to the pre-buried ground anchor structure of actuator in a kind of large radio telescope engineering.
Background technology
500m bore spherical radio telescope FAST(Five-hundred-meter Aperture Spherical radio Telescope) will be radio astronomical telescope maximum, the sensitiveest in the world.Utilize Karst Area of Guizhou low-lying area to cheat as platform location, in hole, low-lying area, lay 500m spherical crown shape reflecting surface, form parabola to converge electromagnetic wave by ACTIVE CONTROL, adopt light-duty cable wire to drag feed platform and realize telescopical sensing tracking.
Fig. 1 is FAST telescope Active Reflector operation principle schematic diagram, large radio telescope engineering adopts flexible cable net as supporting structure of the reflector, it is online that Reflector Panel is laid immediately on sphere main rope, each main rope node is connected with ground actuator by downhaul, and the lower end of actuator is connected with earth anchorage.
In the construction of large radio telescope engineering, need first to set up earth anchor on the ground, earth anchor is fixedly installed earth anchor joint, actuator is connected with earth anchor joint.In the process of construction, earth anchor joint is very easy to be smashed by hard object such as stones, and causes the difficulty of construction in later period.
Utility model content
For prior art Problems existing, the purpose of this utility model is to provide a kind of structure through improving, the pre-buried ground anchor structure of actuator in the large radio telescope engineering of convenient construction
For achieving the above object, the pre-buried ground anchor structure of actuator in the utility model large radio telescope engineering, comprise the earth anchor be connected with actuator, earth anchor comprises embedded board, several nuts, wherein, embedded board is provided with several through holes, the aperture of this through hole and the tapped bore of nut suitable, nut is fixedly welded on the lower surface of embedded board, and makes through hole overlapping with the center line of screwed hole; Nut is set with by the blocking cap of its underpart local space shutoff, in the inner chamber of blocking cap, is provided with lubricant grease.
Further, described blocking cap is plastics blocking cap, and the inside dimension of its upper port is less than the outer circumferential size of described nut, and plastics blocking cap is installed on described nut.
Further, described through hole is evenly distributed on described embedded board.
Further, described embedded board is steel plate structure, and its lower surface is also welded with several stay hooks.
Further, the bottom of described embedded board is provided with concrete block, and stay hook described in several is built and is fixed in concrete block.
Further, also plain washer is provided with between described nut and embedded board.
Further, described stay hook is for adopting the prefabricated profiled crozier of reinforcing bar, and stay hook described in several is evenly distributed on the lower surface of described embedded board.
Further, the bolt that described nut and blocking cap are formed is screwed into length and is not less than 45mm.
Further, described lubricant grease is butter.
The utility model structure is simple, by arranging the blocking cap that butter is housed in the bottom of nut, facilitates construction, facilitates the debugging efforts of equipment, and the plant maintenance work in later stage, improves the efficiency of work in every greatly.
Accompanying drawing explanation
Fig. 1 is FAST telescope Active Reflector operation principle schematic diagram;
Fig. 2 is that actuator basis embedded part reserves Screw hole structure front view;
Fig. 3 be in Fig. 2 A-A to cutaway view.
Embodiment
Below, with reference to accompanying drawing, the utility model is more fully illustrated, shown in the drawings of exemplary embodiment of the present utility model.But the utility model can be presented as multiple multi-form, and should not be construed as the exemplary embodiment being confined to describe here.But, these embodiments are provided, thus make the utility model comprehensively with complete, and scope of the present utility model is fully conveyed to those of ordinary skill in the art.
For ease of illustrating, here can use such as " on ", the space relative terms such as D score " left side " " right side ", for illustration of the element of shown in figure or the feature relation relative to another element or feature.It should be understood that except the orientation shown in figure, spatial terminology is intended to comprise device different azimuth in use or operation.Such as, if the device in figure is squeezed, be stated as the element being positioned at other elements or feature D score will be positioned at other elements or feature " on ".Therefore, exemplary term D score can comprise upper and lower both orientation.Device can otherwise be located (90-degree rotation or be positioned at other orientation), and space used here illustrates relatively can correspondingly explain.
As shown in Figure 1, Figure 2, Figure 3 shows, the pre-buried ground anchor structure of actuator in the utility model large radio telescope engineering, comprises the earth anchor 2 be connected with actuator 1, and earth anchor 2 comprises embedded board 3, several nuts 4, several stay hooks 8.
Wherein, embedded board 3 is provided with several through holes 5, through hole 5 is evenly distributed on embedded board 3.Fixing several nuts 4 of welding on the lower surface of embedded board 3, the aperture of through hole 5 and the tapped bore of nut 4 suitable, nut 4 communicates with through hole 5, and through hole 5 is overlapping with the center line of nut 4 screwed hole.Like this, top connector is connected with nut 4 through after through hole 5, and then is fixedly connected with whole basic built-in fitting.Nut 4 is also provided with plain washer 10 with the centre of embedded board 3, and three is welded to each other and forms an overall structure together.
In order to the convenience of construction in later period, installation, maintenance, in the utility model, nut 4 is set with by the blocking cap 6 of its underpart local space shutoff, nut 4 adopts thick hexagonnut, blocking cap 6 is plastics blocking cap, and the inside dimension of its upper port is less than the outer circumferential size of nut 4, and plastics blocking cap is installed on nut 4, and be provided with lubricant grease 7 in the inner chamber of blocking cap 6, lubricant grease 7 can adopt the greases such as butter.
In the utility model, embedded board 3 is steel plate structure, its lower surface is also welded with several stay hooks 8, and stay hook 8 is for adopting the prefabricated profiled crozier of reinforcing bar, and several stay hooks 8 are evenly distributed on the lower surface of embedded board 3.The bottom of embedded board 3 is provided with concrete block 9, and several stay hooks 8 are built and are fixed in concrete block 9, thus are fixedly connected with concrete block 9 by embedded board 3, and overall formation earth anchor 2.
The utility model provides actuator basis embedded part in large radio telescope engineering and reserves screw scheme, when preparing earth anchor 2, first with bolt 11, plain washer 10 and nut 4 are fastened on embedded board before building, pretightning force is not less than 100N.m, then by plain washer 10, nut 4 and embedded board 3 firm welding, can not be separated with embedded board 3 after guaranteeing plain washer 10 and nut 4.Blocking cap 6 forms the outer protective cap of nut 4, protects nut thread, and when preventing from building, concrete enters.During pouring concrete, the solid butter of blocking cap 6, and be screwed into bolt 11, after concrete initial set, bolt 11 is back-outed.
When building, need strict to control welded nut place concrete density, the bolt that nut 4 and blocking cap 6 are formed is screwed into length and is not less than 45mm, and on embedded board the positioning precision at through hole matching center within 15mm.
Claims (9)
1. the pre-buried ground anchor structure of actuator in large radio telescope engineering, it is characterized in that, comprise the earth anchor be connected with actuator, earth anchor comprises embedded board, several nuts, wherein, embedded board is provided with several through holes, the aperture of this through hole and the tapped bore of nut suitable, nut is fixedly welded on the lower surface of embedded board, and makes through hole overlapping with the center line of screwed hole; Nut is set with by the blocking cap of its underpart local space shutoff, in the inner chamber of blocking cap, is provided with lubricant grease.
2. the pre-buried ground anchor structure of actuator in large radio telescope engineering as claimed in claim 1, it is characterized in that, described blocking cap is plastics blocking cap, and the inside dimension of its upper port is less than the outer circumferential size of described nut, and plastics blocking cap is installed on described nut.
3. the pre-buried ground anchor structure of actuator in large radio telescope engineering as claimed in claim 1, it is characterized in that, described through hole is evenly distributed on described embedded board.
4. the pre-buried ground anchor structure of actuator in large radio telescope engineering as claimed in claim 1, it is characterized in that, described embedded board is steel plate structure, and its lower surface is also welded with several stay hooks.
5. the pre-buried ground anchor structure of actuator in large radio telescope engineering as claimed in claim 4, it is characterized in that, the bottom of described embedded board is provided with concrete block, and stay hook described in several is built and is fixed in concrete block.
6. the pre-buried ground anchor structure of actuator in large radio telescope engineering as claimed in claim 1, is characterized in that, be also provided with plain washer between described nut and embedded board.
7. the pre-buried ground anchor structure of actuator in large radio telescope engineering as claimed in claim 4, it is characterized in that, described stay hook is the prefabricated profiled crozier of employing reinforcing bar, and stay hook described in several is evenly distributed on the lower surface of described embedded board.
8. the pre-buried ground anchor structure of actuator in large radio telescope engineering as claimed in claim 1, it is characterized in that, the bolt that described nut and blocking cap are formed is screwed into length and is not less than 45mm.
9. the pre-buried ground anchor structure of actuator in large radio telescope engineering as claimed in claim 1, it is characterized in that, described lubricant grease is butter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420604893.6U CN204118268U (en) | 2014-10-20 | 2014-10-20 | The pre-buried ground anchor structure of actuator in large radio telescope engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420604893.6U CN204118268U (en) | 2014-10-20 | 2014-10-20 | The pre-buried ground anchor structure of actuator in large radio telescope engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204118268U true CN204118268U (en) | 2015-01-21 |
Family
ID=52335550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420604893.6U Expired - Fee Related CN204118268U (en) | 2014-10-20 | 2014-10-20 | The pre-buried ground anchor structure of actuator in large radio telescope engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204118268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319487A (en) * | 2014-10-20 | 2015-01-28 | 中国科学院国家天文台 | Large radio telescope with actuator foundation embedded part reserved threaded hole structure |
-
2014
- 2014-10-20 CN CN201420604893.6U patent/CN204118268U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319487A (en) * | 2014-10-20 | 2015-01-28 | 中国科学院国家天文台 | Large radio telescope with actuator foundation embedded part reserved threaded hole structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101970777B (en) | Foundation driller | |
| CN205035795U (en) | A anchor head that is used for anti sea anchor pole enlarged footing in underground structure | |
| CN104319487A (en) | Large radio telescope with actuator foundation embedded part reserved threaded hole structure | |
| US20180058082A1 (en) | Ground anchor bracket for multiple wall braces | |
| CN204118268U (en) | The pre-buried ground anchor structure of actuator in large radio telescope engineering | |
| CN103161159A (en) | Prestressed concrete pipe pile butt joint construction member and prestressed concrete pipe pile | |
| CN206559275U (en) | A kind of three-dimensional rope net photovoltaic bracket of novel double-layer | |
| CN204282860U (en) | Interim board house bracing means | |
| CN203403541U (en) | Joint used for connecting beam string structure inhaul cables and jackstays | |
| CN206279630U (en) | A kind of fastener inserts | |
| CN2921109Y (en) | Mast type machinery equipment combined foundation | |
| CN203284964U (en) | Steel-structured pull rod | |
| CN206916765U (en) | A kind of Novel chuck | |
| CN202039378U (en) | Split mounting type reinforced concrete counterweight foundation | |
| CN206554483U (en) | A kind of full fabricated scaffold is encorbelmented component | |
| CN206035513U (en) | Let pressure tray based on truncated cone spiral compression spring | |
| CN204416944U (en) | A kind of hoisting crane conduction rack | |
| CN104405734A (en) | Buckle type flange connection structure and method for tower and base of wind turbine | |
| CN205369543U (en) | Individual layer net shell bolted connection node | |
| CN207176722U (en) | The foundation bolt that a kind of outdoor electric bridge is fixed | |
| CN208010018U (en) | A kind of extra-high compressed steel pylon connecting flange | |
| CN206571799U (en) | A kind of hollow bolt | |
| CN105507645A (en) | Universal concrete sphere | |
| CN204103022U (en) | A kind of roof Moveable antenna embracing pole | |
| KR101708179B1 (en) | Stability-Enhanced Caisson Construction Method by Connecting Anchors thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20161020 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |