CN202511763U - Regulating device for vacuum laser-alignment monitoring system - Google Patents
Regulating device for vacuum laser-alignment monitoring system Download PDFInfo
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- CN202511763U CN202511763U CN2011205248310U CN201120524831U CN202511763U CN 202511763 U CN202511763 U CN 202511763U CN 2011205248310 U CN2011205248310 U CN 2011205248310U CN 201120524831 U CN201120524831 U CN 201120524831U CN 202511763 U CN202511763 U CN 202511763U
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- monitoring system
- regulating device
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- vacuum
- base plate
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 42
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 40
- 238000003384 imaging method Methods 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 abstract description 6
- 239000011435 rock Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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Abstract
The utility model provides a regulating device for a vacuum laser-alignment monitoring system and the regulating device comprises a support pier, a base plate and a support plate. The base plate is fixed on the support pier. The regulating device for the vacuum laser-alignment monitoring system is characterized in that the regulating device also comprises a connecting piece and the support plate is connected with the base plate by the connecting piece. According to the regulating device for the vacuum laser-alignment monitoring system provided by the utility model, both of measuring point parts and vacuum conduit parts of the laser-alignment monitoring system can be carried out position regulating and fixing in vertical and horizontal directions, so that alignment and imaging of laser beams aren't influenced by laser conduit distortion, the measurement scope of measuring points in the vacuum laser-alignment monitoring system relative to a laser emission terminal and a receiving terminal is effectively raised and the vacuum laser-alignment monitoring system can be applied for automation observation of surface distortion of panel rock fill dams, earth rock fill dams and other constructions which has relatively a large amount of distortion.
Description
Technical field
The utility model relates to device class technical field, is specifically related to a kind of regulating device of vacuum laser collimation monitoring system.
Background technology
Because laser has good directivity, monochromaticity, long coherence distance; The datum line that employing is measured through collimated laser light Shu Zuowei; Can realize long operating distance; Than the displacement automatic observation of high measurement accuracy, be widely used in the automatic observation of concrete dam or heavy construction composition deformation.Vacuum laser collimation monitoring system is to be benchmark with laser alignment light; Measure the change in displacement of each measuring point with respect to this laser axis; Measured value has reacted each measuring point with respect to the Laser emission end of system and the change in displacement of receiving end, thereby judges the distortion situation of concrete dam or building.Monitoring system is accomplished the measurement sampling of each measuring point in the artificial vacuum environment of creating, its accuracy of observation is affected by environment little, and long-term work is reliable and stable, and measuring accuracy is high, can be used for level, the vertical direction displacement monitoring of linear pattern concrete dam.But, receiving the restriction of factors such as vacuum pipe bore, structure, mounting means and system's construction cost, vacuum laser collimation monitoring system is only limited to the deformation monitoring of the less relatively buildings of concrete dam or deflection usually.At present; On the market; Also not with Related product and the technical scheme of vacuum laser collimation Application of Monitoring System in building surface deformations such as rock, earth and rockfill dam observation; Conventional artificial observation procedures such as collimation line method are still adopted in the observation of counter plate rock-fill dams surface deformation now, do not have effective automatic observation method, greatly reduce the accuracy of observation.
The utility model content
The utility model provides a kind of regulating device of vacuum laser collimation monitoring system; Can make the measuring point parts and the vacuum pipe parts of laser alignment monitoring system carry out position adjustments with fixing in vertical and horizontal direction; Measurement range with effective raising vacuum laser collimation monitoring system; Thereby can realize the automatic observation of building surface deformations such as counter plate rock-fill dams, earth and rockfill dam, improve the degree of accuracy of observing than the surface deformation of edifice greatly.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is:
A kind of regulating device of vacuum laser collimation monitoring system comprises support pier, base plate, back up pad, and said base plate is fixed on the support pier, it is characterized in that: also comprise web member, said back up pad is connected with said base plate through web member.
The regulating device of aforesaid a kind of vacuum laser collimation monitoring system is characterized in that: said web member is an adjusting screw(rod), and said adjusting screw(rod) is fixed on the said base plate through a hold-down nut; Set nut and setting nut also are installed on the said adjusting screw(rod), and said back up pad is installed on the adjusting screw(rod) between said setting nut and the set nut.
The regulating device of aforesaid a kind of vacuum laser collimation monitoring system is characterized in that: said back up pad is provided with strip hole, and the top of adjusting screw(rod) is passed from said strip hole.
The regulating device of aforesaid a kind of vacuum laser collimation monitoring system is characterized in that: be embedded with protection tube in the said support pier, install adjustment screw flight hole is corresponding on the position of said protection tube and the fixed base plate.
The regulating device of aforesaid a kind of vacuum laser collimation monitoring system is characterized in that: the bottom of said adjusting screw(rod) is inserted in the protection tube in the said support pier.
The regulating device of aforesaid a kind of vacuum laser collimation monitoring system is characterized in that: said base plate is fixed on the said support pier through foot bolt.
The beneficial effect of the utility model: the regulating device of a kind of vacuum laser collimation monitoring system that the utility model provides; Make the measuring point parts and the vacuum pipe parts of laser alignment monitoring system all can carry out position adjustments with fixing in vertical and horizontal direction; Make the collimation of laser beam and the not influence of Stimulated Light pipe deforming that forms images; Effectively improve the measurement range of vacuum laser collimation monitoring system measuring point with respect to Laser emission end and receiving end; Thereby make vacuum laser collimation monitoring system can be applicable to the surface deformation automatic observation of deflections such as rock, earth and rockfill dam, improved the degree of accuracy of observing than the surface deformation of edifice greatly than edifice.
Description of drawings
The regulating device synoptic diagram that is used for the measuring point parts of Fig. 1 the utility model;
The schematic top plan view of the regulating device of Fig. 2 the utility model;
The regulating device synoptic diagram of the vacuum pipe parts of Fig. 3 the utility model;
The fundamental diagram of the vacuum laser collimation monitoring system of Fig. 4 the utility model;
The structural representation of the vacuum laser collimation monitoring system of Fig. 5 the utility model.
Embodiment
To combine Figure of description below, the utility model will be further described.
Like Fig. 1 and shown in Figure 2, the utility model is used for the regulating device of measuring point parts, specifically is installed in the bottom of measuring point parts 101; Comprise support pier 102, base plate 1, back up pad 2; Said base plate 1 is fixed on the support pier 102, it is characterized in that: also comprise web member 3, said back up pad 2 is connected with said base plate 1 through web member 3; The height of said web member 3 can be regulated, and that is to say between back up pad 2 and the base plate 1 Height Adjustable; Described web member 3 is an adjusting screw(rod), and said adjusting screw(rod) is fixed on the said base plate 1 through a hold-down nut 6; Set nut 4 and setting nut 5 also are installed on the said adjusting screw(rod); Said back up pad 2 is installed on the adjusting screw(rod) between said setting nut 5 and the set nut 4; Wherein set nut 4 is close to the top of back up pad 2, and setting nut 5 is close to the bottom of back up pad 2; Said back up pad 2 is provided with strip hole 10, and adjusting screw(rod) passes from said strip hole 10, can utilize the long limit of strip hole 10 that back up pad 2 is moved horizontally like this; Said support pier is embedded with the protection tube 7 that is used for the install adjustment screw rod for 102 li; Install adjustment screw flight hole is corresponding on the position of said protection tube 7 and the fixed base plate 1; The bottom of described adjusting screw(rod) is inserted in the protection tube of said support pier 102, and the bottom that is reserved in the adjusting screw(rod) of support pier 102 inside is like this protected by protection tube 7; Said base plate 1 is fixed on the said support pier 102 through foot bolt 8.
Like Fig. 2 and shown in Figure 3; The utility model is used for the regulating device of vacuum pipe, specifically is installed in the bottom of vacuum pipe 201, its concrete structure and the regulating device basically identical that is used for the measuring point parts; Here just do not do and repeat to tell about; Unique different be to consider that vacuum pipe 201 is that heavy metal is processed, thereby between back up pad 2 and vacuum pipe 201, increase cylinder 9, the friction between minimizing back up pad 2 and the vacuum pipe 201; Be convenient to moving of vacuum pipe 201, be convenient to install this regulating device.
Like Fig. 1, Fig. 2 and shown in Figure 3; The concrete method of application of the regulating device of the utility model is following: when needs adjust upward measuring point parts 101 with vacuum pipe 201, unclamp set nut 4 one by one, screw setting nut 5; Making setting nut 5 promote adjustable support plate 2 moves up; When measuring point parts 101 and vacuum pipe 201 are adjusted to correct position, tighten set nut 4, accomplish adjusting upward of measuring point parts 101 and vacuum pipe 201; When needs are adjusted measuring point parts 101 with vacuum pipe 201 downwards; Screw setting nut 5 one by one; Setting nut 5 is moved down, under the action of gravity of measuring point parts 101 and vacuum pipe 201, regulate back up pad 2 and move down gradually, when measuring point parts 101 and vacuum pipe 201 are adjusted to correct position; Tighten set nut 4, accomplish the downward adjustment of measuring point parts 101 and vacuum pipe 201; When preset adjusting surplus can not meet the demands; Unclamp four jiaos set nut 4, setting nut 5, hold-down nut 6 one by one; Screw adjusting screw(rod), screw out and to be embedded in respective support pier 102 and 202 li part adjusting screw(rod), adopt the method can increase the range of adjustment of regulating device; When needs in the horizontal direction in along perpendicular to laser axis direction adjustment measuring point parts 101 during with vacuum pipe 201; Unclamp set nut 4 one by one; Move along regulating direction promotion adjustable support plate 2 by applied external force; The long side direction of the strip hole 10 of adjustable support plate on 2 along its moves, and the moving of the mobile drive measuring point parts 101 of adjustable support plate 2 and vacuum pipe 201 is when adjusting to correct position with measuring point parts 101 and vacuum pipe 201; Tighten set nut 4, accomplish measuring point parts 101 and vacuum pipe 201 position adjustment in the horizontal direction.
As shown in Figure 4, the principle of work of vacuum laser collimation monitoring system: adopt laser instrument 401 to send beam of laser, pass the zone plate 403 (Fresnel lens) that is consolidated with the dam detected part, on the imaging screen 404 of receiving end, form a diffraction pattern.Utilize the CCD coelosphere to measure the change in displacement of hot spot on imaging screen 404, can try to achieve the change in displacement of dam detected part with respect to the laser axis.Zone plate 403 is S apart from diaphragm, and promptly the object distance of zone plate 403 is S; Imaging screen 404 is S ' apart from zone plate 403, and promptly the image distance through zone plate 403 imagings is S '; The distance of imaging screen 404 to diaphragm 402 is L, L=S+S ', and just the collimator distance of system is L; The focal length of zone plate 403 should satisfy the imaging formula
of zone plate 403; Laser beam through aperture 402 is assembled through zone plate 403, will on imaging screen 404, form a diffraction pattern clearly.When zone plate 403 along with the dam detected part has moved Δ X with respect to the collimated light bobbin; Then its diffraction spot on imaging screen 404 will move Δ X '; And there is following relational expression
to utilize the CCD coelosphere to measure the value of Δ X ', just can tries to achieve dam detected part relative displacement Δ X easily.
As shown in Figure 5, the use in vacuum laser collimation monitoring system of the regulating device of the utility model: vacuum laser collimation monitoring system comprises Laser emission end part 501, measuring point parts 503, vacuum pipe 506, laser pick-off end part 509 compositions.Measuring point parts 503 are located on the adjustable support plate of measuring point regulating device 504, and measuring point regulating device 504 is located on the measuring point support pier 505 that is consolidated with dam body.Vacuum pipe 506 is located on the pipeline regulating device 507, and pipeline regulating device 507 is located on the vacuum pipe support pier 508 that is consolidated with dam body.After utilizing transmitting terminal laser support pier 502, laser pick-off end support pier 510 to fix the position of Laser emission end part 501, laser pick-off end part 509 of vacuum laser collimation monitoring system; Need not change its position; Only need regularly to adjust according to the method described above the relative position of measuring point parts 503 and vacuum pipe 506; Make laser beam not receive to make the influence of vacuum pipe distortion all the time because of the dam body surface deformation; When having avoided system to be out of shape greatly because of the dam body surface local, system receives the restriction of vacuum pipe bore and can't normally measure.Adopt the adjustment of above-mentioned regulating device and the fixing relative position of measuring point parts, vacuum pipe; Measurement range with effective raising vacuum laser collimation monitoring system; Thereby make vacuum laser collimation monitoring system be successfully applied to the automatic observation of the bigger buildings of surface deformations such as rock, earth and rockfill dam, can improve degree of accuracy than the surface deformation observation of edifice.
More than show and described ultimate principle, principal character and the advantage of the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the instructions that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain by appending claims and equivalent circle thereof.
Claims (6)
1. the regulating device of a vacuum laser collimation monitoring system; Comprise support pier (102), base plate (1), back up pad (2); Said base plate (1) is fixed on the support pier (102); It is characterized in that: also comprise web member (3), said back up pad (2) is connected with said base plate (1) through web member (3).
2. the regulating device of a kind of vacuum laser collimation monitoring system according to claim 1 is characterized in that: said web member (3) is an adjusting screw(rod), and said adjusting screw(rod) is fixed on the said base plate (1) through a hold-down nut (6); Set nut (4) and setting nut (5) also are installed on the said adjusting screw(rod), and said back up pad (2) is installed on the adjusting screw(rod) between said setting nut (5) and the set nut (4).
3. the regulating device of a kind of vacuum laser collimation monitoring system according to claim 2 is characterized in that: said back up pad (2) is provided with strip hole (10), and the top of adjusting screw(rod) is passed from said strip hole (10).
4. the regulating device of a kind of vacuum laser collimation monitoring system according to claim 3; It is characterized in that: said support pier (102) lining is embedded with protection tube (7), and upward install adjustment screw flight hole is corresponding with fixed base plate (1) in the position of said protection tube (7).
5. the regulating device of a kind of vacuum laser collimation monitoring system according to claim 4 is characterized in that: the bottom of said adjusting screw(rod) is inserted in the protection tube (7) of said support pier (102) lining.
6. according to the regulating device of any described a kind of vacuum laser collimation monitoring system among the claim 1-5, it is characterized in that: said base plate (1) is fixed on the said support pier (102) through foot bolt (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205248310U CN202511763U (en) | 2011-12-15 | 2011-12-15 | Regulating device for vacuum laser-alignment monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205248310U CN202511763U (en) | 2011-12-15 | 2011-12-15 | Regulating device for vacuum laser-alignment monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202511763U true CN202511763U (en) | 2012-10-31 |
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ID=47064242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205248310U Expired - Lifetime CN202511763U (en) | 2011-12-15 | 2011-12-15 | Regulating device for vacuum laser-alignment monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202511763U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196395A (en) * | 2013-03-13 | 2013-07-10 | 常州大学 | Adjusting base of autocollimator used for detecting lathe guide rail straightness |
| CN107131862A (en) * | 2017-06-23 | 2017-09-05 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of face-plate of rockfill dam deformation monitoring device and construction method |
| CN107860325A (en) * | 2017-09-18 | 2018-03-30 | 国家电网公司 | Dam deformation singular analysis method based on laser collimation in vacuum line observation system |
-
2011
- 2011-12-15 CN CN2011205248310U patent/CN202511763U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196395A (en) * | 2013-03-13 | 2013-07-10 | 常州大学 | Adjusting base of autocollimator used for detecting lathe guide rail straightness |
| CN107131862A (en) * | 2017-06-23 | 2017-09-05 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of face-plate of rockfill dam deformation monitoring device and construction method |
| CN107860325A (en) * | 2017-09-18 | 2018-03-30 | 国家电网公司 | Dam deformation singular analysis method based on laser collimation in vacuum line observation system |
| CN107860325B (en) * | 2017-09-18 | 2023-04-07 | 国家电网公司 | Dam deformation behavior analysis method based on vacuum laser collimation observation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JINLIN SONGJIANGHE HYDRAULIC POWDER CO.,LTD. STATE Free format text: FORMER OWNER: SONGJIANGHE POWER STATION Effective date: 20130105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130105 Address after: Nan Shui Road Gulou District of Nanjing city of Jiangsu Province, No. 8 210003 Patentee after: Nanjing Nari Co., Ltd. Patentee after: Jilin Songjianghe Hydropower Co., Ltd. Patentee after: State Grid Corporation of China Patentee after: State Grid Xinyuan Hydropower Co., Ltd. Address before: Nan Shui Road Gulou District of Nanjing city of Jiangsu Province, No. 8 210003 Patentee before: Nanjing Nari Co., Ltd. Patentee before: Songjianghe Power Plant |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20171204 Address after: High road high tech Development Zone Nanjing city Jiangsu province 210032 No. 20 Co-patentee after: Jilin Songjianghe Hydropower Co., Ltd. Patentee after: NARI Technology Development Co., Ltd. Co-patentee after: State Grid Corporation of China Co-patentee after: State Grid Xinyuan Hydropower Co., Ltd. Address before: Nan Shui Road Gulou District of Nanjing city of Jiangsu Province, No. 8 210003 Co-patentee before: Jilin Songjianghe Hydropower Co., Ltd. Patentee before: Nanjing Nari Co., Ltd. Co-patentee before: State Grid Corporation of China Co-patentee before: State Grid Xinyuan Hydropower Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121031 |
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| CX01 | Expiry of patent term |