CN106410364B - For connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam - Google Patents
For connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam Download PDFInfo
- Publication number
- CN106410364B CN106410364B CN201610569843.2A CN201610569843A CN106410364B CN 106410364 B CN106410364 B CN 106410364B CN 201610569843 A CN201610569843 A CN 201610569843A CN 106410364 B CN106410364 B CN 106410364B
- Authority
- CN
- China
- Prior art keywords
- anchor ear
- quadrangle
- tie beam
- endpoint
- collar tie
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The invention discloses a kind of for connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam, which includes anchor ear attachment device and stainless steel wire-rope connecting device；Wherein, anchor ear attachment device includes anchor ear plate, stiffener, endpoint axis supporting plate and stainless steel plate；The stainless steel wire-rope connecting device includes bolt sphere, wirerope and plastic bushing.The component for connecting FAST radio telescope quadrangle reflecting surface unit and collar tie beam of the application can be very good that quadrilateral units is made to realize quasi- static determinacy state, and two nodes close to collar tie beam is made to discharge the constraint that two displacement constraints only retain its vertical endpoint axis direction respectively.
Description
Technical field
The present invention relates to a kind of for connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam.
Background technique
FAST reflecting surface is quadrilateral units in the edge close to collar tie beam.In three-dimensional space, three points can be determined
One plane exists moreover, two endpoints of lower end observe movement needs according to FAST for quadrilateral units
The connecting node of reflecting surface unit is installed on rope master node disk, 0 displacement constraint and 1 displacement constraint is discharged respectively, is
So that quadrilateral units is realized quasi- static determinacy state, discharges two displacement constraints respectively close to two nodes of collar tie beam and only retain vertically
The constraint of its endpoint axis direction；Therefore, two nodes in quadrilateral units close to collar tie beam need to reach using component above-mentioned
Purpose.
Summary of the invention
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide one kind looks in the distance for connecting FAST radio
The component of mirror quadrangle reflecting surface unit and collar tie beam, the component can be very good that quadrilateral units is made to realize quasi- static determinacy state, and
Two nodes close to collar tie beam are made to discharge the constraint that two displacement constraints only retain its vertical endpoint axis direction respectively.
To achieve the above object, the invention adopts the following technical scheme:
For connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam, the component includes that anchor ear connects
Connection device and stainless steel wire-rope connecting device；Wherein,
The anchor ear attachment device includes anchor ear plate, stiffener, endpoint axis supporting plate and stainless steel plate；The anchor ear plate is by two
Block semi-circular sheet steel is composed；The stiffener is arranged between anchor ear plate and the endpoint axis supporting plate, for reinforcing anchor ear
The rigidity of attachment device；The endpoint axis supporting plate is welded on the outer surface of anchor ear plate；The stainless steel plate is fixed on endpoint axis
On one side surface of supporting plate and endpoint axis connection；Endpoint axis in quadrilateral units in end node is by being arranged in endpoint axis supporting plate
On endpoint axis limit gantry and connect with anchor ear attachment device；
The stainless steel wire-rope connecting device includes bolt sphere, wirerope and plastic bushing；The both ends of the wirerope
Two lantern rings are made by U-shaped steel wire rope blocking, lower end lantern ring is connect by hanging ring screw with the bolt sphere, bolt sphere
It is connect by the bolt sphere of corresponding position in end node under replacement quadrilateral units with quadrilateral units；The plastic bushing socket
On the upper end lantern ring of wirerope.
Further, a square groove is provided on the semi-circular sheet steel.
Further, the two sides of the semi-circular sheet steel are provided with connection otic placode and make after two pieces of semi-circular sheet steel docking
The connection otic placode is passed through with bolt, and two pieces of semi-circular sheet steels are combined into the anchor ear plate.
Further, rubber spacer is provided on the inside of the anchor ear plate.
Further, the stainless steel plate is 304 stainless steel plates.
Further, two sets of components are arranged in each quadrilateral units, and two sets of components are connected to quadrilateral units
Two sides.
Further, the bolt sphere is made of 304 stainless steels.
Further, the nominal diameter of the wirerope is 11mm.
The present invention has following advantageous effects:
The component of the application can be very good that quadrilateral units is made to realize quasi- static determinacy state, and make two sections close to collar tie beam
Point discharges the constraint that two displacement constraints only retain its vertical endpoint axis direction respectively.
Detailed description of the invention
Fig. 1 is the using state structure diagram of Power Component of the present invention；
Fig. 2 is the cross-sectional view of anchor ear attachment device of the present invention；
Fig. 3 is the perspective view of anchor ear attachment device of the present invention；
Fig. 4 is the structural schematic diagram of stainless steel wire-rope connecting device of the present invention.
Specific embodiment
In the following, being made a more thorough explanation with reference to attached drawing to the present invention, shown in the drawings of exemplary implementation of the invention
Example.However, the present invention can be presented as a variety of different forms, it is not construed as the exemplary implementation for being confined to describe here
Example.And these embodiments are to provide, to keep the present invention full and complete, and it will fully convey the scope of the invention to this
The those of ordinary skill in field.
The spatially relative terms such as "upper", "lower" " left side " " right side " can be used herein for ease of explanation, for saying
Relationship of the elements or features relative to another elements or features shown in bright figure.It should be understood that in addition in figure
Except the orientation shown, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure
Device is squeezed, and is stated as being located at other elements or the element of feature "lower" will be located into other elements or feature "upper".Cause
This, exemplary term "lower" may include both upper and lower orientation.Device, which can be positioned in other ways, (to be rotated by 90 ° or is located at
Other orientation), it can be interpreted accordingly used herein of the opposite explanation in space.
As shown in Figs 1-4, the present invention provides one kind for connect FAST radio telescope quadrangle reflecting surface unit and
The component of collar tie beam, the component include anchor ear attachment device 2 and stainless steel wire-rope connecting device 3；Wherein,
Anchor ear attachment device 2 includes anchor ear plate 4, stiffener 5, endpoint axis supporting plate 6 and stainless steel plate 7；Anchor ear plate 4 is by two pieces
Semi-circular sheet steel is composed；Stiffener 5 is arranged between anchor ear plate 4 and endpoint axis supporting plate 6, for reinforcing anchor ear attachment device
2 rigidity；Endpoint axis supporting plate 6 is welded on the outer surface of anchor ear plate 4；Stainless steel plate 7 is fixed on endpoint axis supporting plate 6 and endpoint axis
On one side surface of 9 connections；Endpoint axis 9 in quadrilateral units 1 in end node passes through the endpoint being arranged on endpoint axis supporting plate 6
Axis limits gantry 8 and connect with anchor ear attachment device 2；Stainless steel wire-rope connecting device 3 includes bolt sphere 14, wirerope 15 and modeling
Expect casing 16；Two lantern rings are produced by U-shaped steel wire rope card 17 in the both ends of wirerope 15, and lower end lantern ring 18 passes through hanging ring
Screw 20 is connect with bolt sphere 14, bolt sphere 14 by the bolt sphere of corresponding position in the lower end node of replacement quadrilateral units 1 with
Quadrilateral units 1 connect；Plastic bushing 16 is socketed on the upper end lantern ring 19 of wirerope, to protect collar tie beam lower edge to coat, is reduced
Abrasion prevents the corrosion of collar tie beam lower edge rod piece.
A square groove 10 is provided on semi-circular sheet steel.The two sides of semi-circular sheet steel are provided with connection otic placode 11, and two pieces
After semi-circular sheet steel docking, connection otic placode 11 is passed through using bolt, two pieces of semi-circular sheet steels are combined into anchor ear plate 4.Anchor ear plate
4 inside is provided with rubber spacer 12.Stainless steel plate 7 is 304 stainless steel plates.Bolt sphere 14 is made of 304 stainless steels.Wirerope
15 nominal diameter is 11mm.
Two sets of components are arranged in each quadrilateral units 1, and two sets of components are connected to the two sides of quadrilateral units.
Anchor ear plate 4 of the invention is different according to the diameter of corresponding position collar tie beam rod piece 13, and there are three types of diameter Types.Due to edge
Lower edge rod piece is furnished with the data line of health measurement on the inside of collar tie beam, should be avoided when installing anchor ear, therefore, anchor ear plate is corresponding
Position is welded into square groove 10, makes data line just in the slot.Add rubber spacer 12 on the inside of anchor ear plate 4, to protect collar tie beam phase
The coating of rod piece and increasing friction force are answered, not only prevent from getting rusty but also prevents rotation from leading to attachment device position inaccurate.
Stiffener 5 plays a part of to reinforce rigidity, prevents anchor ear attachment device 2 from deforming, and causes node precision inaccurate, in turn
Influence the pointing accuracy of reflecting surface.
The plane tangential direction of endpoint axis supporting plate 6 is my angle according to the location of quadrilateral units 1 and collar tie beam
Practical distortion (deformation that collar tie beam generates under the load actions such as temperature load, reflecting surface unit self weight, rope net pulling force, practical shape
Shape is not a positive round) it is adjusted correspondingly.
To guarantee antiseptic property and guaranteeing the sliding capability of node, pastes and use stainless in 6 upper surface of endpoint axis supporting plate
Steel has been bolted one layer of stainless steel plate 7.Detailed process are as follows: stainless steel plate 7 and 6 contact surface of endpoint axis supporting plate are uniformly smeared into ring
Oxygen resin is compressed 3 minutes with jack, stands 5 hours back angles and fixed with stainless steel bolt.
The anchor ear attachment device 2 of the application need to adjust position and angle of the anchor ear on collar tie beam when installing according to backrest position
Degree makes two endpoint axis at the top of backrest be located at supporting plate center as far as possible, and two endpoint axis and supporting plate need to be in close contact to guarantee
Supporting plate provides constraint for endpoint axis.It is whole after the installation is completed to backrest, it is unified that anchor ear plate side and collar tie beam are subjected to spot welding, every side
While being no less than 3 solder joints, it is evenly arranged as far as possible.
The stainless steel wire-rope connecting device 3 of the application is effective supplement of anchor ear attachment device 2, when anchor ear attachment device
2 be in normal operating conditions when, wirerope 15 is in relaxed state, when the endpoint axis of anchor ear attachment device 2 will slide into most
When lower position (sliding end will encounter limit door), wirerope 15 enters working condition, which only provides drawing, with quadrangle
Two nodes of unit lower end work together.
It is described above simply to illustrate that of the invention, it is understood that the present invention is not limited to the above embodiments, meets
The various variants of inventive concept are within the scope of the present invention.
Claims (8)
1. the component for connecting FAST radio telescope quadrangle reflecting surface unit and collar tie beam, which is characterized in that the component
Including anchor ear attachment device and stainless steel wire-rope connecting device；Wherein,
The anchor ear attachment device includes anchor ear plate, stiffener, endpoint axis supporting plate and stainless steel plate；The anchor ear plate is by two and half
Circular steel plate is composed；The stiffener is arranged between anchor ear plate and the endpoint axis supporting plate, for reinforcing anchor ear connection
The rigidity of device；The endpoint axis supporting plate is welded on the outer surface of anchor ear plate；The stainless steel plate is fixed on endpoint axis supporting plate
On a side surface of endpoint axis connection；Endpoint axis in quadrilateral units in end node is by being arranged on endpoint axis supporting plate
Endpoint axis limits gantry and connect with anchor ear attachment device；
The stainless steel wire-rope connecting device includes bolt sphere, wirerope and plastic bushing；The both ends of the wirerope are each logical
U-shaped steel wire rope card is crossed, produces upper end lantern ring and lower end lantern ring respectively, lower end lantern ring passes through hanging ring screw and the bolt sphere
Connection, the former bolt sphere and quadrangle that the bolt sphere with hanging ring screw passes through corresponding position in end node under replacement quadrilateral units
Unit connection；The plastic bushing is socketed on the upper end lantern ring of wirerope.
2. it is according to claim 1 for connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam,
It is characterized in that, being provided with a square groove on the semi-circular sheet steel.
3. it is according to claim 1 for connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam,
It is characterized in that, the two sides of the semi-circular sheet steel, which are provided with connection otic placode, uses spiral shell after two pieces of semi-circular sheet steel docking
Bolt passes through the connection otic placode and two pieces of semi-circular sheet steels is combined into the anchor ear plate.
4. it is according to claim 1 for connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam,
It is characterized in that, being provided with rubber spacer on the inside of the anchor ear plate.
5. it is according to claim 1 for connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam,
It is characterized in that, the stainless steel plate is 304 stainless steel plates.
6. it is according to claim 1 for connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam,
It is characterized in that, two sets of components are arranged in each quadrilateral units, two sets of components are connected to the two of quadrilateral units
Side.
7. it is according to claim 1 for connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam,
It is characterized in that, the bolt sphere is made of 304 stainless steels.
8. it is according to claim 1 for connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam,
It is characterized in that, the nominal diameter of the wirerope is 11mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610569843.2A CN106410364B (en) | 2016-07-19 | 2016-07-19 | For connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610569843.2A CN106410364B (en) | 2016-07-19 | 2016-07-19 | For connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106410364A CN106410364A (en) | 2017-02-15 |
| CN106410364B true CN106410364B (en) | 2018-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610569843.2A Expired - Fee Related CN106410364B (en) | 2016-07-19 | 2016-07-19 | For connecting the component of FAST radio telescope quadrangle reflecting surface unit and collar tie beam |
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| CN (1) | CN106410364B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244678B (en) * | 2018-09-27 | 2023-10-17 | 中国科学院国家天文台 | Rope system foundation telescope reflecting surface structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7330160B1 (en) * | 2006-08-18 | 2008-02-12 | The Regents Of The University Of California | Support apparatus for a reflector |
| CN101713639A (en) * | 2009-10-30 | 2010-05-26 | 中国科学院国家天文台南京天文光学技术研究所 | Four-point support of quadrilateral subpanel based universal detection method of radio telescope |
| KR101494159B1 (en) * | 2013-08-29 | 2015-02-23 | 한국천문연구원 | radio telescope and invariant point calculating method using the same |
-
2016
- 2016-07-19 CN CN201610569843.2A patent/CN106410364B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7330160B1 (en) * | 2006-08-18 | 2008-02-12 | The Regents Of The University Of California | Support apparatus for a reflector |
| CN101713639A (en) * | 2009-10-30 | 2010-05-26 | 中国科学院国家天文台南京天文光学技术研究所 | Four-point support of quadrilateral subpanel based universal detection method of radio telescope |
| KR101494159B1 (en) * | 2013-08-29 | 2015-02-23 | 한국천문연구원 | radio telescope and invariant point calculating method using the same |
Non-Patent Citations (2)
| Title |
|---|
| "An Active Pointing Compensator for Large Beam Waveguide Antenna Under Wind Disturbance";Jie Zhang等;《IEEE/ASME TRANSACTIONS ON MECHATRONICS》;20160430;第21卷(第2期);第860-871页 * |
| "FAST主动反射面支承结构总体方案研究";沈世钊等;《建筑结构学报》;20101231;第31卷(第12期);第1-8页 * |
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| CN106410364A (en) | 2017-02-15 |
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