CN209960782U - Positioning and measuring device suitable for heat collector stand column in groove type photo-thermal power generation - Google Patents
Positioning and measuring device suitable for heat collector stand column in groove type photo-thermal power generation Download PDFInfo
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- CN209960782U CN209960782U CN201920450362.9U CN201920450362U CN209960782U CN 209960782 U CN209960782 U CN 209960782U CN 201920450362 U CN201920450362 U CN 201920450362U CN 209960782 U CN209960782 U CN 209960782U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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Abstract
The utility model discloses a location measuring device suitable for heat collector stand among slot type light and heat electricity generation, include: the device comprises a concentric adaptive seat (1), a measuring extension rod (2), a fixing piece (3) and two small prisms (4), wherein the bottom of the concentric adaptive seat (1) is arranged in a curved-surface shaft seat of a heat collector upright column, and the central points of the concentric adaptive seat and the curved-surface shaft seat are superposed; the measuring extension rod (2) is fixed in a guide groove arranged at the top of the concentric adapting seat (1) through a fixing piece (3), and the central line of the measuring extension rod (2) is superposed with the central line of the concentric adapting seat (1); the two sides of the measuring extension rod (2) are symmetrically provided with a through hole along the center point of the measuring extension rod (2), the two small prisms (4) are respectively fixed in the two through holes, and the two small prisms (4) are measured to obtain measuring data so as to realize positioning measurement. The utility model discloses can carry out the accurate positioning to each curved surface axle bed, guarantee that heat collector stand position is accurate, satisfy the required precision.
Description
Technical Field
The utility model relates to a location measuring device suitable for heat collector stand among slot type solar-thermal power generation belongs to solar-thermal power generation's technical field.
Background
In the construction of groove type photo-thermal power generation, the upright columns of the heat collector are arranged linearly and are used for supporting the heat collector to track the sun and rotate in real time. According to the working principle of heat collector equipment, the requirement on the collinearity of each equipment is extremely high, so that the requirement on the spatial coordinate position precision of a heat collector upright post is extremely high.
And during the construction of the trough type photo-thermal power generation solar island, the trough type photo-thermal power generation principle is that the reflecting mirror of the heat collector reflects sunlight, the sunlight is accurately focused on the heat collecting tube on the focal line of the reflecting mirror, so that the temperature of heat conducting oil in the heat collecting tube rises, in order to enable the temperature of the heat conducting oil to rise continuously to a required temperature, a plurality of heat collectors need to be arranged in a linear mode and connected in series, and the heat collectors can rotate along with the solar angle, if a single row of 24 heat collectors are arranged in a linear mode in the implementation of a real photo-thermal power generation project, the total length is 300m, 24 heat collectors are supported by. In order to ensure the heat collection efficiency, the focal lines of 24 heat collectors are required to be on the same horizontal straight line. Therefore, the positioning of the axle seat positions on 25 upright posts is important and needs to be controlled within +/-3 mm. However, the curved-surface shaft seat of the existing heat collector is of a curved-surface structure, the geometric center of the curved-surface shaft seat cannot be accurately positioned, and a positioning and measuring tool is required to be designed, and the geometric center of the shaft seat is properly extended and enlarged, so that the problem of positioning and measuring of the curved-surface shaft seat is solved.
Disclosure of Invention
The utility model aims to solve the technical problem that it is a curved surface structure to solve heat collector curved surface axle bed, and its geometric center can't pinpoint, leads to the unable quick location measuring problem of curved surface axle bed, provides a positioning measurement device who is applicable to heat collector stand among the slot type light thermal power generation, can realize the high accuracy location to curved surface axle bed.
The utility model discloses specifically adopt following technical scheme to solve above-mentioned technical problem:
the utility model provides a location measuring device suitable for heat collector stand among slot type solar-thermal power generation, includes: the device comprises a concentric adaptive seat, a measuring extension rod, a fixing piece and two small prisms, wherein the bottom of the concentric adaptive seat is completely attached to a curved surface shaft seat of a heat collector upright post, and the central point of the concentric adaptive seat is superposed with the central point of the curved surface shaft seat; the measuring extension rod is fixed in a guide groove formed in the top of the concentric adapting seat through a fixing piece, and the central line of the measuring extension rod is superposed with the central line of the concentric adapting seat; two sides of the measuring extension rod are symmetrically provided with a through hole along the central line of the measuring extension rod respectively, the two small prisms are fixed in the two through holes respectively, and the curved surface shaft base of the heat collector upright post is positioned and measured by measuring the two small prisms to obtain measurement data.
Further, as a preferred technical solution of the present invention: the concentric adaptive seat is made of an aluminum alloy material.
Further, as a preferred technical solution of the present invention: the measuring extension rod is made of an aluminum alloy material.
Further, as a preferred technical solution of the present invention: the fixing piece adopts a bolt.
The utility model adopts the above technical scheme, can produce following technological effect:
the utility model discloses a positioning and measuring device adopts the concentric adaptation seat of finish machining according to axle bed curved surface size, and concentric adaptation seat represents curved surface axle bed position completely, measures the extension rod and extends the axle bed central point to both sides, draws forth two symmetrical measuring points, and the measuring point that two small prisms formed can accurately embody the east, west, south, north, upper and lower position of curved surface axle bed; therefore, the utility model discloses can conveniently confirm the geometric centre of heat collector curved surface axle bed, carry out the accurate positioning to each curved surface axle bed of heat collector stand, guarantee that heat collector stand east, west, south, north and elevation position are accurate for install and satisfy the required precision in the curved surface axle bed concentricity of heat collector stand.
Drawings
Fig. 1 is the utility model is suitable for a positioning measurement device of heat collector stand among slot type solar-thermal power generation.
Fig. 2 is a schematic structural view of the middle curved surface shaft seat of the present invention.
Wherein the reference numerals explain: 1-concentric adapting seat, 2-measuring extension rod, 3-fixing piece, 4-small prism, 5-curved surface axle seat and 6-central point of curved surface axle seat.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the utility model designs a positioning measurement device suitable for heat collector stand among slot type light thermal power generation, include: concentric adaptation seat 1, measure extension rod 2, mounting 3, two little prisms 4. As shown in fig. 2, the structure of the conventional heat collector upright post is that a central point 6 is distributed on a curved surface shaft seat 5 on the heat collector upright post.
The utility model installs the bottom of the concentric adaptive seat 1 in the curved surface shaft seat 5 of the heat collector upright post in a completely fitting manner, and the central point of the concentric adaptive seat 1 is coincided with the central point 6 of the curved surface shaft seat; the measuring extension rod 2 is fixed in a guide groove formed in the top of the concentric adapting seat 1 through a fixing piece 3, and the central line of the measuring extension rod 2 is overlapped with the central line of the concentric adapting seat 1, so that two sides of the measuring extension rod 2 are symmetrically arranged along the central line of the concentric adapting seat 1; two sides of the measuring extension rod 2 are symmetrically provided with a through hole along the central line of the measuring extension rod 2 respectively, two small prisms 4 are inserted into the two through holes respectively and then fixed, and measuring data is obtained by measuring the two small prisms 4 so as to realize positioning measurement of the curved surface shaft base of the heat collector upright column.
The concentric adaptive seat 1 adopts a finished concentric adaptive seat according to the curved surface size of the curved surface shaft seat 5, so that the concentric adaptive seat completely represents the position of the shaft seat; the two small prisms 4 are used as the measuring point position for finish machining of the upper and lower through holes, the size of the opening is consistent with that of the small prism 4 for measurement, and the small prisms 4 are convenient to fix and install. Two small prisms 4 can be placed on two sides of the measuring extension rod 2 at the same time, and east, west, south, north, up and down high-precision positioning can be carried out on the positions of the curved-surface shaft seats 5.
Preferably, the concentric adapter 1 and the measuring extension rod 2 can be made of aluminum alloy materials, and have the advantages of light weight and high strength; further, the fixing part 3 is a bolt, and two bolts can be arranged to realize firm fixing.
An embodiment of the present invention is given below to illustrate that the present invention can achieve high precision positioning of curved surface pedestals in a linear array of heat collectors.
Examples 1,
The positioning measurement device of this embodiment first selects: 1. the concentric adaptive seat is formed by adopting an aluminum alloy material in a finish machining mode, the size is determined according to an actual curved surface shaft seat, and the machining precision is 0.05 mm. 2. The measuring extension rod is formed by adopting an aluminum alloy material in a finish machining mode, the length of the measuring extension rod is larger than 1000mm, and the machining precision is 0.05 mm. 3. And a connecting bolt is selected and used for connecting and fixing the concentric adaptive seat and the measuring extension rod. 4. The through-hole that little prism was placed adopts +0.05 to +0.1 precision trompil according to little prism locating lever size, and trompil position precision is 0.05 mm.
Then, the installation is carried out according to the above description, when in use, the concentric adaptive seat 1 is placed in the curved surface shaft seat 5 of the heat collector stand column and is completely attached to the curved surface, the measuring extension rod 2 is installed in the guide groove of the concentric adaptive seat 1 and is fixed by a bolt, the two small prisms 4 are inserted into the finish machining through holes of the measuring extension rod 2, and the curved surface shaft seat is positioned by measuring the positions of the two small prisms 4 and calculating.
The working principle of the device is as follows: the whole tool is rigid, when the concentric adaptive seat 1 is completely attached to the curved surface of the bearing seat, the position of the concentric adaptive seat 1 is coincident with the position of the central point of the curved-surface shaft seat, and the coordinate position of the central point of the curved-surface shaft seat is known (X, Y, Z).
When the positioning measurement is specifically carried out, firstly, the north-south direction of the concentric adaptive seat can be represented by adopting an X-axis coordinate, the east-west direction can be represented by adopting a Y-axis coordinate, and the elevation can be represented by adopting a Z-axis coordinate, namely, the coordinate of the concentric adaptive seat is represented by (X, Y, Z), because the central point of the concentric adaptive seat 1 is superposed with the central point 6 of the curved-surface shaft seat, the X axis and the Y axis in the coordinate of the concentric adaptive seat are respectively equal to the X axis and the Y axis of the central point of the curved-surface shaft seat, then the Z-axis coordinate of the concentric adaptive seat = the Z axis coordinate of the central point of the curved-surface shaft seat + the known height of the concentric adaptive seat can be obtained according to the known height of the concentric adaptive seat.
Then, the theoretical coordinates of the concentric adapter base can be converted into the theoretical coordinates of the small prism placing hole, namely, on the basis of the obtained coordinates (x, y, z) of the center point of the concentric adapter base, the relative distance between the center of the through hole for placing the small prism and the center point of the concentric adapter base is fixed, so that the theoretical coordinates (x 1, y1, z 1) of the center of the through hole for placing the small prism can be calculated through the relative distance.
And finally, putting the 2 small prisms into the through hole, measuring and measuring the measuring coordinates (x 2, y2 and z 2) of the 2 small prisms by using a total station through moving the position of the curved-surface shaft seat, judging whether the measuring coordinates (x 2, y2 and z 2) are consistent with the theoretical coordinates (x 1, y1 and z 1) or not, if so, not, moving the position of the curved-surface shaft seat, and stopping adjustment when the coordinates are equal to the theoretical coordinates (x 1, y1 and z 1) under observation. Therefore, the actual measurement coordinates of the small prisms reach the theoretical coordinates, the curved surface shaft base reaches the theoretical position, the coordinate positioning of the curved surface shaft base can be realized through the measurement coordinates of the measurement points formed by the two small prisms, and the east, west, south, north, upper and lower positions of the curved surface shaft base can be accurately reflected.
To sum up, the utility model discloses a positioning and measuring device can conveniently confirm the geometric centre of heat collector curved surface axle bed axle, carries out the accurate positioning to each curved surface axle bed of heat collector stand, guarantees that heat collector stand east, west, south, north and elevation position are accurate for install and satisfy the required precision in the curved surface axle bed concentricity of heat collector stand, but the wide application is in the location measurement of heat collector stand array in the slot type solar-thermal power generation project and is used.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. The utility model provides a location measuring device suitable for heat collector stand among slot type solar-thermal power generation which characterized in that includes: the device comprises a concentric adaptive seat (1), a measuring extension rod (2), a fixing piece (3) and two small prisms (4), wherein the bottom of the concentric adaptive seat (1) is completely attached to a curved surface shaft seat of a heat collector upright post, and the central point of the concentric adaptive seat (1) is superposed with the central point of the curved surface shaft seat; the measuring extension rod (2) is fixed in a guide groove formed in the top of the concentric adapting seat (1) through a fixing piece (3), and the central line of the measuring extension rod (2) is superposed with the central line of the concentric adapting seat (1); two sides of the measuring extension rod (2) are symmetrically provided with a through hole along the central line of the measuring extension rod (2), two small prisms (4) are fixed in the two through holes respectively, and measuring data are obtained by measuring the two small prisms (4) so as to realize positioning measurement of a curved surface shaft base of the heat collector upright column.
2. The positioning and measuring device for the heat collector stand column in trough type photo-thermal power generation as claimed in claim 1, wherein: the concentric adaptive seat (1) is made of an aluminum alloy material.
3. The positioning and measuring device for the heat collector stand column in trough type photo-thermal power generation as claimed in claim 1, wherein: the measuring extension rod (2) is made of an aluminum alloy material.
4. The positioning and measuring device for the heat collector stand column in trough type photo-thermal power generation as claimed in claim 1, wherein: the fixing piece (3) adopts a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920450362.9U CN209960782U (en) | 2019-04-04 | 2019-04-04 | Positioning and measuring device suitable for heat collector stand column in groove type photo-thermal power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920450362.9U CN209960782U (en) | 2019-04-04 | 2019-04-04 | Positioning and measuring device suitable for heat collector stand column in groove type photo-thermal power generation |
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| Publication Number | Publication Date |
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| CN209960782U true CN209960782U (en) | 2020-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920450362.9U Active CN209960782U (en) | 2019-04-04 | 2019-04-04 | Positioning and measuring device suitable for heat collector stand column in groove type photo-thermal power generation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916094A (en) * | 2019-04-04 | 2019-06-21 | 南京中核能源工程有限公司 | A kind of positioning measuring device of the heat collector column suitable for slot type photo-thermal power generation |
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2019
- 2019-04-04 CN CN201920450362.9U patent/CN209960782U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916094A (en) * | 2019-04-04 | 2019-06-21 | 南京中核能源工程有限公司 | A kind of positioning measuring device of the heat collector column suitable for slot type photo-thermal power generation |
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