Perpendicularity detection device for welded wind power tower
By designing adjustable L-shaped blocks, C-shaped blocks and round wheel components, combined with infrared rangefinders, the problem of inconvenience in detection of towers of different sizes in the prior art is solved, and flexibility for towers of different thicknesses and diameters is achieved Detection and rapid correction improve detection flexibility and accuracy.
Patent Information
- Application Number
- CN202420676509.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-03
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-04-03
AI Technical Summary
The existing wind power tower verticality detection device is difficult to adapt to towers of different sizes, resulting in inconvenient detection of towers of different sizes.
A verticality detection device after welding of wind power tower is designed, using L-shaped blocks, C-shaped blocks, circular wheels and springs, and clamping the tower through sliding and rotating, and combining with infrared rangefinders for testing. Able to adapt to towers of different thicknesses and diameters, and quickly adjust the distance detector position through an adjustable structure.
It realizes convenient detection and rapid tilt correction of towers of different sizes, improving detection flexibility and accuracy.
Smart Images
Figure CN222211732U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of tower detection, in particular to a device for detecting the verticality of a wind power tower after welding. Background Art
[0002] Wind power generation is currently a very important way of generating electricity, among which the tower is an important part of the wind turbine. It is an ultra-high cylindrical steel structure that is thin at the top and thick at the bottom, and bears the weight of the wind turbine. If the verticality of the wind turbine tower is out of tolerance, it will cause the center of gravity to shift, which is likely to cause a safety accident. Therefore, the detection of the tower verticality has received more and more attention. When installing the tower, the tower verticality must be detected.
[0003] The existing patent (Announcement No.: CN219036219U) discloses a wind turbine tower verticality detection device, including a tower body and a mounting assembly, wherein the inner wall of the tower body is provided with a built-in plate, and the lower end of the built-in plate is provided with a mounting assembly, and by providing the mounting assembly, the clamping plate, the arc clamping plate and other components, the arc clamping plate is synchronously driven to clamp inward by the bidirectional screw rod to ensure the centering performance of the mounting assembly each time it is installed, and the clamping connection between the protrusion and the limit groove effectively ensures the stability of the clamping plate, avoids the rotation caused by the external influence to reduce the detection accuracy, and improves the overall use performance of the device. In the process of implementing this scheme, it is found that there are the following problems in the prior art, which have not been well solved: the above device installs the detection assembly through the mounting assembly, the clamping plate, etc., and detects the tower, but the above can only detect the tower of the same size. When the size of the tower is different, it is difficult to fix the detection assembly inside the tower through the mounting assembly, and it is inconvenient to detect towers of different sizes. Utility Model Content
[0004] In order to improve the above-mentioned problem that the detection component is installed through installation components, clamping plates, etc. to detect the tower, but the above can only detect towers of the same size. When there are differences in the sizes of the towers, it is difficult to fix the detection component inside the tower through the installation component, and thus it is inconvenient to detect towers of different sizes. The utility model provides a verticality detection device for wind power towers after welding.
[0005] The utility model provides a device for detecting the verticality of a wind power tower after welding, which adopts the following technical scheme:
[0006] A wind power tower post-welding verticality detection device comprises a tower body, wherein two L-shaped blocks are slidably connected to the upper side of the tower body, a long strip is fixedly connected to the right side of the horizontal strip of the left L-shaped block, an adjustment slot is provided on the top of the long strip, and a long slot is provided on the left side of the horizontal strip of the right L-shaped block;
[0007] The side of the long strip is slidably connected to the inside of the long slot, the top of the horizontal strip of the right L-shaped block is movably plugged with an L-shaped plate, the side of the vertical plate of the L-shaped plate is slidably connected to the inside of the adjustment slot, the bottom of the horizontal plate of the L-shaped plate is fixedly connected to a first tension spring, and one end of the first tension spring is fixedly connected to the top of the horizontal plate of the right L-shaped block;
[0008] The left side of the horizontal bar of the right L-shaped block is fixedly connected with a long frame, the interior of the long frame is slidably connected with a moving bar, and the bottom of the moving bar is fixedly connected with a rangefinder.
[0009] Through the above technical solution, it is convenient to clamp the tower body of different thicknesses through two L-shaped blocks, which is more convenient for detecting the tower body and can move the rangefinder to a suitable position. When the infrared light on the upper side of the rangefinder is tilted, it means that the tower is in a tilted state and can be quickly re-welded and straightened.
[0010] Optionally, in the above-mentioned device for detecting the verticality of a wind turbine tower after welding, a C-shaped plate is movably inserted into the front side of the movable bar, a second tension spring is fixedly connected to the rear side of the vertical plate of the C-shaped plate, the rear end of the second tension spring is fixedly connected to the front side of the movable bar, a fixing groove is opened inside the long frame, and the inside of the fixing groove is slidably connected to the side of the upper horizontal plate of the C-shaped plate.
[0011] Through the above technical solution, the moving bar and the rangefinder that have completed position movement can be conveniently fixed through the C-shaped plate.
[0012] Optionally, in the above-mentioned device for detecting the verticality of a wind turbine tower after welding, the number of the fixing grooves is multiple, and the multiple fixing grooves are arranged in a straight line at equal distances inside the long frame.
[0013] Through the above technical solution, a plurality of fixed grooves can facilitate the movement of the moving bar to different positions, thereby facilitating the detection of towers with different diameters.
[0014] Optionally, in the above-mentioned device for detecting the verticality of a wind turbine tower after welding, the shapes of the long strip and the long groove are both T-shaped, and two compression springs are fixedly connected to the side surfaces of the horizontal bar of the T-shaped long strip, one end of the compression spring is fixedly connected to the inside of the long groove, and the number of the adjustment grooves is several, and the several adjustment grooves are opened in a straight line at equal distances on the upper side of the long strip.
[0015] Through the above technical solution, the T-shaped long strip will not tilt when sliding inside the long groove.
[0016] Optionally, in the above-mentioned device for detecting the verticality of a wind turbine tower after welding, a C-shaped block is movably inserted into the side of the vertical block of the L-shaped block, and circular wheels are rotatably connected to the opposite sides of the two horizontal blocks of the C-shaped block, and the side of the circular wheel contacts the side of the tower body, and a third tension spring is fixedly connected to the side of the vertical block of the C-shaped block, and one end of the third tension spring is fixedly connected to the side of the vertical block of the L-shaped block.
[0017] Through the above technical solution, the two L-shaped blocks can be rotated on the upper side of the tower through the circular wheel, which is convenient for detecting different positions of the tower. The L-shaped blocks can be conveniently fixed on the upper side of towers of different thicknesses through the C-shaped blocks.
[0018] Optionally, in the above-mentioned device for detecting the verticality of a wind turbine tower after welding, the rangefinder is an infrared rangefinder, and an infrared irradiation lamp is provided at the bottom of the rangefinder.
[0019] Through the above technical solution, the infrared rangefinder can facilitate the staff to measure the tilted tower.
[0020] Optionally, in the above-mentioned device for detecting the verticality of a wind turbine tower after welding, a limiting plate is fixedly connected to the rear side of the lower horizontal plate of the C-shaped plate.
[0021] Through the above technical solution, the limiting plate can prevent the C-shaped plate from moving too far forward and then falling from the upper side of the moving bar.
[0022] In summary, the present invention has at least one of the following beneficial effects:
[0023] 1. Move the L-shaped plate upward, stretch the first tension spring, move the vertical plate of the L-shaped plate out of the adjustment slot, move the two L-shaped blocks to the left and right sides according to the thickness of the tower body, slide the long strip to the left of the inner wall of the long slot, stretch the two compression springs, fix the two L-shaped blocks on the tower body, drive the two C-shaped blocks and the round wheels to close inward through the third tension spring, so that the two round wheels clamp the tower body, and clamp the tower bodies of different thicknesses through the two L-shaped blocks, which is more convenient for tower body inspection;
[0024] 2. Pull the C-shaped plate forward and stretch the second tension spring to move the upper horizontal plate of the C-shaped plate out of the fixed groove, release the fixation of the C-shaped plate to the moving bar, loosen the C-shaped plate, and move the upper horizontal plate of the C-shaped plate into the fixed groove through the second tension spring. Quickly fix the moving bar that has completed the position movement, and the rangefinder can be driven to move to the appropriate position. When the infrared light on the upper side of the rangefinder is tilted, it means that the tower is in a tilted state, and it can be quickly re-welded and straightened. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0026] Figure 2 It is a partial three-dimensional structural schematic diagram of the L-shaped block of the utility model;
[0027] Figure 3 It is a partial three-dimensional structural cross-sectional view of the practical long frame.
[0028] In the figure: 1. tower body; 2. L-shaped block; 201. C-shaped block; 202. round wheel; 203. third tension spring; 3. long strip; 301. compression spring; 4. adjustment slot; 5. long slot; 6. L-shaped plate; 7. first tension spring; 8. long frame; 801. fixed slot; 9. moving strip; 901. C-shaped plate; 902. second tension spring; 903. limit plate; 10. rangefinder. DETAILED DESCRIPTION
[0029] The following is combined with Figure 1-3 The utility model is described in further detail.
[0030] Please refer to the attached figure in the instruction manual Figure 1 , Figure 2 and Figure 3 The utility model provides an embodiment: a wind power tower verticality detection device after welding, comprising a tower body 1, two L-shaped blocks 2 are slidably connected to the upper side of the tower body 1, a long strip 3 is fixedly connected to the right side of the horizontal bar of the left L-shaped block 2, an adjustment slot 4 is opened on the top of the long strip 3, and a long slot 5 is opened on the left side of the horizontal bar of the right L-shaped block 2;
[0031] The side of the long strip 3 is slidably connected to the inside of the long slot 5, the top of the horizontal strip of the right L-shaped block 2 is movably plugged with an L-shaped plate 6, the side of the vertical plate of the L-shaped plate 6 is slidably connected to the inside of the adjustment slot 4, the bottom of the horizontal plate of the L-shaped plate 6 is fixedly connected to a first tension spring 7, and one end of the first tension spring 7 is fixedly connected to the top of the horizontal plate of the right L-shaped block 2;
[0032] A long frame 8 is fixedly connected to the left side of the horizontal bar of the right L-shaped block 2, a moving bar 9 is slidably connected inside the long frame 8, and a rangefinder 10 is fixedly connected to the bottom of the moving bar 9.
[0033] See the attached drawings in the specification Figure 1 , Figure 2 and Figure 3 A C-shaped plate 901 is movably inserted into the front side of the moving bar 9, and a second tension spring 902 is fixedly connected to the rear side of the vertical plate of the C-shaped plate 901. The rear end of the second tension spring 902 is fixedly connected to the front side of the moving bar 9. A fixing groove 801 is opened inside the long frame 8. The inside of the fixing groove 801 is slidably connected to the side of the upper horizontal plate of the C-shaped plate 901. The C-shaped plate 901 is used to conveniently fix the moving bar 9 and the rangefinder 10 after the position movement is completed.
[0034] See the attached drawings in the specification Figure 1 , Figure 2 and Figure 3 There are several fixed grooves 801, and the several fixed grooves 801 are opened in a straight line at equal distances inside the long frame 8. The several fixed grooves 801 facilitate moving the moving bar 9 to different positions, thereby facilitating the detection of towers with different diameters.
[0035] See the attached drawings in the specification Figure 1 , Figure 2 and Figure 3 The shapes of the long strip 3 and the long groove 5 are both T-shaped, and two compression springs 301 are fixedly connected to the side of the horizontal strip of the T-shaped long strip 3, one end of the compression spring 301 is fixedly connected to the inside of the long groove 5, and the number of adjustment grooves 4 is several, and several adjustment grooves 4 are equidistantly arranged in a straight line on the upper side of the long strip 3. When the T-shaped long strip 3 slides inside the long groove 5, it will not tilt.
[0036] See the attached drawings in the specification Figure 1 , Figure 2 and Figure 3 The side of the vertical block of the L-shaped block 2 is movably connected with a C-shaped block 201, and the two horizontal blocks of the C-shaped block 201 are rotatably connected with a round wheel 202 on the opposite side. The side of the round wheel 202 contacts the side of the tower body 1, and the side of the vertical block of the C-shaped block 201 is fixedly connected with a third tension spring 203. One end of the third tension spring 203 is fixedly connected to the side of the vertical block of the L-shaped block 2. The two L-shaped blocks 2 can be rotated on the upper side of the tower through the round wheel 202, which is convenient for detecting different positions of the tower. The L-shaped block 2 can be conveniently fixed on the upper side of towers of different thicknesses through the C-shaped block 201.
[0037] See the attached drawings in the specification Figure 1 , Figure 2 and Figure 3 The rangefinder 10 is an infrared rangefinder, and an infrared irradiation lamp is provided at the bottom of the rangefinder 10. The infrared rangefinder is convenient for the staff to measure the tilted tower.
[0038] See the attached drawings in the specification Figure 1 , Figure 2 and Figure 3 The rear side of the lower horizontal plate of the C-shaped plate 901 is fixedly connected with a limiting plate 903, and the limiting plate 903 can prevent the C-shaped plate 901 from moving too much forward and then falling from the upper side of the moving bar 9.
[0039] Working principle: When using the wind power tower verticality detection device after welding, first move the L-shaped plate 6 upward, stretch the first tension spring 7, and move the vertical plate of the L-shaped plate 6 out from the inside of the adjustment slot 4, and then move the two L-shaped blocks 2 to the left and right sides respectively according to the thickness of the tower body 1, so that the long strip 3 slides to the left side of the inner wall of the long slot 5, and stretch the two compression springs 301 to fix the two L-shaped blocks 2 on the upper side of the tower body 1. The two C-shaped blocks 201 and the round wheels 202 are driven to close inward at the same time through the rebound force of the two third tension springs 203, so that the two round wheels 202 clamp the side of the tower body 1, and then the tower body 1 of different thicknesses can be clamped by the two L-shaped blocks 2, which is more convenient for detecting the tower body 1;
[0040] By stretching the C-shaped plate 901 forward and the second tension spring 902, the upper horizontal plate of the C-shaped plate 901 is moved out from the inner wall of the fixed groove 801, and the fixation of the C-shaped plate 901 to the movable bar 9 is released. The movable bar 9 is slid to the left to a suitable length according to the width of the tower, and then the C-shaped plate 901 is relaxed, so that the upper horizontal plate of the C-shaped plate 901 is moved to the inside of the fixed groove 801 by the rebound force of the second tension spring 902, and the movable bar 9 that has completed the position movement can be quickly fixed, and the rangefinder 10 can be driven to move to a suitable position. When the infrared light on the upper side of the rangefinder 10 is tilted, it means that the tower is in a tilted state, and it can be quickly re-welded and straightened.
[0041] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.
Claims
1. A wind turbine tower post-welding verticality detection device, comprising a tower body (1), characterized in that: The upper side of the tower body (1) is slidably connected to two L-shaped blocks (2); the right side of the horizontal bar of the left L-shaped block (2) is fixedly connected to a long bar (3); the top of the long bar (3) is provided with an adjustment groove (4); and the left side of the horizontal bar of the right L-shaped block (2) is provided with a long groove (5); The side of the long strip (3) is slidably connected to the inside of the long groove (5); the top of the horizontal strip of the right L-shaped block (2) is movably connected with an L-shaped plate (6); the side of the vertical plate of the L-shaped plate (6) is slidably connected to the inside of the adjustment groove (4); the bottom of the horizontal plate of the L-shaped plate (6) is fixedly connected to a first tension spring (7); one end of the first tension spring (7) is fixedly connected to the top of the horizontal plate of the right L-shaped block (2); A long frame (8) is fixedly connected to the left side of the horizontal bar of the right L-shaped block (2), a moving bar (9) is slidably connected inside the long frame (8), and a rangefinder (10) is fixedly connected to the bottom of the moving bar (9).
2. A wind power tower post-welding verticality detection device according to claim 1, characterized in that: A C-shaped plate (901) is movably inserted into the front side of the movable bar (9); a second tension spring (902) is fixedly connected to the rear side of the vertical plate of the C-shaped plate (901); a rear end of the second tension spring (902) is fixedly connected to the front side of the movable bar (9); a fixing groove (801) is provided inside the long frame (8); and the inside of the fixing groove (801) is slidably connected to the side of the upper horizontal plate of the C-shaped plate (901).
3. A wind power tower post-welding verticality detection device according to claim 2, characterized in that: The number of the fixing grooves (801) is a plurality, and the plurality of fixing grooves (801) are arranged in a straight line at equal distances inside the long frame (8).
4. The device for detecting verticality of a wind turbine tower after welding according to claim 1, characterized in that: The shape of the long strip (3) and the long slot (5) are both T-shaped, and two compression springs (301) are fixedly connected to the side of the horizontal strip of the T-shaped long strip (3), one end of the compression spring (301) is fixedly connected to the inside of the long slot (5), and the number of the adjustment slots (4) is a plurality, and the plurality of adjustment slots (4) are equidistantly arranged in a straight line on the upper side of the long strip (3).
5. The device for detecting verticality of a wind turbine tower after welding according to claim 1, characterized in that: The side of the vertical block of the L-shaped block (2) is movably plugged with a C-shaped block (201); the two opposite sides of the horizontal blocks of the C-shaped block (201) are rotatably connected to a round wheel (202); the side of the round wheel (202) contacts the side of the tower body (1); the side of the vertical block of the C-shaped block (201) is fixedly connected to a third tension spring (203); one end of the third tension spring (203) is fixedly connected to the side of the vertical block of the L-shaped block (2).
6. The device for detecting verticality of a wind turbine tower after welding according to claim 1, characterized in that: The rangefinder (10) is an infrared rangefinder, and an infrared irradiation lamp is provided at the bottom of the rangefinder (10).
7. A wind power tower verticality detection device after welding according to claim 2, characterized in that: The rear side of the lower horizontal plate of the C-shaped plate (901) is fixedly connected to a limiting plate (903).