Quick marking tool for wind power tower door frame based on Archimedes ellipsograph

Abstract

A wind power tower door frame rapid marking tool based on an Archimedes ellipsograph comprises a sliding rail axially arranged on the inner wall of a wind power tower and the ellipsograph arranged on the sliding rail, a cross-shaped sliding groove of the ellipsograph is formed in the sliding groove in a sliding mode, and a tungsten steel head used for marking on the inner wall of the wind power tower is vertically arranged at the outer end of a swing arm of the ellipsograph. The marking tool comprises the sliding rail parallel to the axis of the wind power tower drum and the ellipsograph, the ellipsograph slides back and forth on the sliding rail, door frame hole marking on the inner wall of the tower drum can be rapidly and accurately achieved, the installation speed of a side wall door of the wind power tower drum can be greatly increased, and the marking tool has outstanding practicability.

Description

Technical Field

[0001] The invention relates to a wind power tower door frame quick marking tool based on an Archimedean ellipsoid gauge, belonging to the technical field of wind power tower door frame quick marking auxiliary devices. Background Art

[0002] The door on the side wall of a wind turbine tower is usually oval. In the prior art, the shape of the door frame is first manually painted on the inner wall of the wind turbine tower, and then the door frame hole is manually cut, and finally the door frame is welded. If the marking of the door frame hole is accurate, it is easy to cause a large gap between the door frame and the door frame hole, which is a defect. The prior art is to mark the inner side of the wind turbine tower manually, which has the defects of low marking accuracy of the door frame hole, long marking time, and high difficulty in operation. Summary of the invention

[0003] The purpose of the present invention is to provide a wind turbine tower door frame rapid marking tool based on Archimedes ellipsoid gauge in order to address the defects of low marking accuracy, long marking time and great difficulty in operation before cutting of the existing wind turbine tower elliptical door frame. The marking tool comprises a slide rail parallel to the axis of the wind turbine tower and an ellipsoid gauge. The ellipsoid gauge can realize rapid and accurate marking of the door frame hole on the inner wall of the tower by sliding back and forth on the slide rail, which can greatly improve the installation speed of the wind turbine tower side wall door and has outstanding practicality.

[0004] The above technical objectives of the present invention are achieved through the following technical solutions:

[0005] A wind turbine tower door frame quick marking tool based on an Archimedean ellipsoid gauge comprises a slide rail axially arranged on the inner wall of the wind turbine tower and an ellipsoid gauge arranged on the slide rail, wherein the cross slide groove of the ellipsoid gauge is slidably arranged on the slide groove, and a tungsten steel head for marking on the inner wall of the wind turbine tower is vertically arranged on the outer end of the swing arm of the ellipsoid gauge.

[0006] By adopting the above technical solution, a wind turbine tower door frame quick marking tool based on Archimedes ellipsoid gauge is provided. The marking tool includes a slide rail parallel to the axis of the wind turbine tower and an ellipsoid gauge. The ellipsoid gauge can quickly and accurately mark the door frame hole on the inner wall of the tower by sliding back and forth on the slide rail, which can greatly improve the installation speed of the side wall door of the wind turbine tower and has outstanding practicality.

[0007] The present invention is further configured as follows: the slide rail comprises a left straight rail and a right straight rail, both ends of the left straight rail and the right straight rail are connected into a whole by a connecting rod, both ends of the left straight rail and the right straight rail are respectively provided with support seats, and the support seats are hinged to both ends of the left straight rail and the right straight rail by a universal connector.

[0008] By adopting the above technical solution, the specific structure of the slide rail is limited.

[0009] The present invention is further configured as follows: an electromagnet is arranged on the support seat.

[0010] By adopting the above technical solution, an electromagnet is set on the support seat. By turning the power on and off the electromagnet, the support seat and the wind turbine tower can be adsorbed, fixed and detached. The design of the electromagnet can achieve adsorption and fixation at any position of the inner wall of the wind turbine tower without damaging the inner wall of the wind turbine tower.

[0011] The present invention is further configured as follows: a level is installed on the slide rail.

[0012] By adopting the above technical solution, the installation position of the slide rail can be quickly adjusted and positioned, which can effectively improve the speed and accuracy of installation.

[0013] The present invention is further configured as follows: the cross slide is slidably arranged on the left straight rail and the right straight rail by means of a sliding sleeve, one slide of the cross slide is perpendicular to the left straight rail and the right straight rail, and the other slide is parallel to the left straight rail and the right straight rail.

[0014] By adopting the above technical solution, the specific installation method of the cross slide on the left and right straight rails is limited.

[0015] The present invention is further configured as follows: the swing arm includes a hollow rod body and a telescopic rod inserted into the axial hole of the hollow rod body, the tungsten steel head is placed at the outer end of the telescopic rod, and the rod body of the telescopic rod is provided with a scale for displaying the length of the swing arm; the left straight rail and the right straight rail are both connected by a telescopic section, the telescopic section includes a cross profile and an insertion rod section corresponding to the cross profile, the insertion rod section includes four insertion rods respectively engaged with the four axial side grooves of the cross profile, the outer edge of the cross profile and the outer edge of the insertion rod section are in a matching relationship with the inner hole of the sliding sleeve, when the cross profile and the insertion rod section are partially engaged, the sliding sleeve can slide back and forth smoothly between the two, and the cross profile or the insertion rod section is provided with a scale for displaying the length of the left and right straight rails.

[0016] By adopting the above technical solution, the swing arm and the left and right slide rails are all set to be adjustable in length, and scales for displaying the length of the swing arm and the left and right slide rails are respectively provided. This design improves the versatility of the marking tool and can realize rapid marking of door frame holes of various specifications.

[0017] The present invention is further configured as follows: a root limit piece of the tungsten steel head is slidably arranged in a cylindrical cover body with a closed top through a sealing plate, a compression spring is arranged in a compressed state between the closing plate at the top of the cylindrical cover body and the root limit piece of the tungsten steel head, when the cylindrical cover body is fixed on the upper side of the telescopic rod, the rod body of the tungsten steel head passes through the through hole at the outer end of the telescopic rod, and the marked part at the lower end of the tungsten steel head abuts against the inner wall of the wind power tower.

[0018] By adopting the above technical solution, a sealing plate is used to slide the root limit piece of the tungsten steel head inside the cylindrical cover, and a compression spring that can automatically provide downward thrust for the tungsten steel head is arranged inside the cylindrical cover. This design allows the tungsten steel head to be disassembled and assembled above the telescopic rod, and the tungsten steel head is easy to disassemble and replace. The installation of the compression spring can realize automatic downward replenishment of the tungsten steel head.

[0019] The present invention is further configured as follows: a gasket is provided between the root limiter of the tungsten steel head and the sealing plate.

[0020] By adopting the above technical solution, a gasket is arranged between the limit piece at the root of the tungsten steel head and the sealing plate. The gasket can prevent the limit piece at the root of the tungsten steel head from making hard contact with the sealing plate, thereby effectively improving the service life.

[0021] The present invention is further configured as follows: an adjusting member for adjusting the compression tightness of the compression spring is arranged on the closing plate at the top of the cylindrical cover body.

[0022] By adopting the above technical solution and adjusting the compression tightness of the compression spring, the tungsten steel head can always maintain sufficient downward pressure, which can effectively ensure the clarity of the marking.

[0023] The present invention is further configured as follows: the rod body of the tungsten steel head and the through hole at the outer end of the telescopic rod are in a sliding fit relationship.

[0024] By adopting the above technical solution, the rod body of the tungsten steel head and the through hole at the outer end of the telescopic rod are designed to be in a sliding fit relationship. This design can effectively avoid the marking error at the lower end caused by lateral deviation of the tungsten steel head, and can effectively ensure the accuracy of marking.

[0025] The main beneficial effects of the present invention are:

[0026] 1. The marking tool of the present invention comprises a slide rail parallel to the axis of the wind turbine tower and an ellipse gauge. The ellipse gauge can quickly and accurately mark the door frame hole on the inner wall of the tower by sliding back and forth on the slide rail, which can greatly improve the installation speed of the side wall door of the wind turbine tower and has outstanding practicality.

[0027] 2. The marking tool of the present invention is provided with an electromagnet on the support seat. By turning the power on and off the electromagnet, the support seat and the wind turbine tower can be adsorbed, fixed and detached. The design of the electromagnet can achieve adsorption and fixation at any position of the inner wall of the wind turbine tower without damaging the inner wall of the wind turbine tower.

[0028] 3. The marking tool of the present invention sets the swing arm and the left and right slide rails to be in a form with adjustable lengths, and is respectively provided with scales for displaying the lengths of the swing arm and the left and right slide rails. This design improves the versatility of the marking tool and can realize rapid marking of door frame holes of various specifications.

[0029] 4. The marking tool of the present invention adopts a sealing plate to slide the root limit piece of the tungsten steel head inside the cylindrical cover body, and a compression spring that can automatically provide downward thrust for the tungsten steel head is arranged inside the cylindrical cover body. This design can realize the disassembly and assembly of the tungsten steel head above the telescopic rod, and the disassembly and assembly of the tungsten steel head is convenient. The installation of the compression spring can realize the automatic downward replenishment of the tungsten steel head. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0031] Figure 1 This is a schematic diagram of the structure of the solution of the present invention when it is inside an electric tower;

[0032] Figure 2 It is a schematic diagram of the structure of the present invention;

[0033] Figure 3 It is a schematic diagram of the structure of the tungsten steel head and accessories in the present invention;

[0034] Figure 4 It is a structural schematic diagram of the telescopic section on the left straight rail in the present invention;

[0035] Figure 5 It is a structural schematic diagram of the cross section of the telescopic section and the inserted rod section after axial interlocking in the present invention.

[0036] In the figure, 1. wind turbine tower; 2. slide rail; 21. left straight rail; 22. right straight rail; 23. connecting rod; 24. support seat; 25. universal connector; 26. plug rod; 27. cross profile; 3. ellipse gauge; 31. cross slide; 32. swing arm; 321. hollow rod body; 322. telescopic rod; 33. sliding sleeve; 34. tungsten steel head; 35. cylindrical cover; 36. sealing plate; 37. compression spring; 38. adjusting part. DETAILED DESCRIPTION

[0037] The technical solution of the present invention will be clearly and completely described below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] Embodiment 1:

[0039] like Figures 1 to 5As shown, a wind turbine tower door frame quick marking tool based on the Archimedean ellipsoid gauge comprises a slide rail 2 axially arranged on the inner wall of the wind turbine tower 1 and an ellipsoid gauge 3 arranged on the slide rail 2, a cross slide groove 31 of the ellipsoid gauge 3 is slidably arranged on the slide groove 2, and a tungsten steel head 34 for marking the inner wall of the wind turbine tower 1 is vertically arranged on the outer end of the swing arm 32 of the ellipsoid gauge 3.

[0040] The slide rail 2 includes a left straight rail 21 and a right straight rail 22, both ends of the left straight rail 21 and the right straight rail 22 are connected as a whole by a connecting rod 23, and both ends of the left straight rail 21 and the right straight rail 22 are respectively provided with a support seat 24, and the support seat 24 is hinged to both ends of the left straight rail 21 and the right straight rail 22 by a universal connector 25. A level is installed on the slide rail 2, and an electromagnet is arranged on the support seat 24.

[0041] The cross slide 31 is slidably arranged on the left straight rail 21 and the right straight rail 22 by using a sliding sleeve 33 , one slide of the cross slide 31 is perpendicular to the left straight rail 21 and the right straight rail 22 , and the other slide is parallel to the left straight rail 21 and the right straight rail 22 .

[0042] The swing arm 32 includes a hollow rod body 321 and a telescopic rod 322 inserted into the axial hole of the hollow rod body 321. The tungsten steel head 34 is placed at the outer end of the telescopic rod 322. The rod body of the telescopic rod 322 is provided with a scale for displaying the length of the swing arm 32. The left straight rail 21 and the right straight rail 22 are both connected by a telescopic section. The telescopic section includes a cross profile 27 and an insertion rod section corresponding to the cross profile 27. The insertion rod section includes four insertion rods 26 respectively engaged with the four axial side grooves of the cross profile 27. The outer edge of the cross profile 27 and the outer edge of the insertion rod section are in a matching relationship with the inner hole of the sliding sleeve 33. When the cross profile 27 and the insertion rod section are partially engaged, the sliding sleeve 33 can slide back and forth smoothly between the two. The cross profile 27 or the insertion rod section is provided with a scale for displaying the length of the left and right straight rails.

[0043] The root stopper 341 of the tungsten steel head 34 is slidably arranged in the cylindrical cover body 35 with the top closed through the sealing plate 36. A compression spring 37 is arranged in a compressed state between the sealing plate at the top of the cylindrical cover body 35 and the root stopper 341 of the tungsten steel head 34. When the cylindrical cover body 35 is fixed on the upper side of the telescopic rod 322, the rod body of the tungsten steel head 34 passes through the through hole at the outer end of the telescopic rod 322, and the lined part at the lower end of the tungsten steel head 34 is against the inner wall of the wind power tower 1. A gasket is arranged between the root stopper 341 of the tungsten steel head 34 and the sealing plate 36. An adjusting member 38 for adjusting the compression tightness of the compression spring 37 is arranged on the sealing plate at the top of the cylindrical cover body 35. The rod body of the tungsten steel head 34 and the through hole at the outer end of the telescopic rod 322 are in a sliding fit relationship.

[0044] How it works:

[0045] Place the slide rail 2 on the inner wall of the wind turbine tower 1 in parallel with the axis of the wind turbine tower 1, adjust the length of the slide rail 2, start the electromagnet to fix the slide rail 2 on the inner wall of the wind turbine tower 1, and then adjust the length of the swing arm 32. When marking, slide the ellipse gauge 3 on both ends of the slide rail 2 to complete the arc marking at both ends of the door frame line. When sliding along the left and right straight rails of the slide rail 2, the straight lines on both sides of the door frame line can be marked.

Claims

1. A wind power tower door frame quick marking tool based on Archimedean ellipsoid gauge, characterized by: The invention comprises a slide rail (2) axially arranged on the inner wall of a wind turbine tower (1) and an ellipse gauge (3) arranged on the slide rail (2), wherein a cross slide groove (31) of the ellipse gauge (3) is slidably arranged on the slide groove (2), and a tungsten steel head (34) for marking the inner wall of the wind turbine tower (1) is vertically arranged at the outer end of a swing arm (32) of the ellipse gauge (3).

2. The wind turbine tower door frame quick marking tool based on Archimedean ellipsoid gauge according to claim 1, characterized in that: The slide rail (2) comprises a left straight rail (21) and a right straight rail (22), the two ends of the left straight rail (21) and the right straight rail (22) are connected as a whole by a connecting rod (23), the two ends of the left straight rail (21) and the right straight rail (22) are respectively provided with a support seat (24), and the support seat (24) and the two ends of the left straight rail (21) and the right straight rail (22) are hinged by a universal connector (25).

3. The wind turbine tower door frame quick marking tool based on Archimedean ellipsoid gauge according to claim 1, characterized in that: A level is installed on the slide rail (2).

4. The wind turbine tower door frame quick marking tool based on Archimedean ellipsoid gauge according to claim 2, characterized in that: The support seat (24) is equipped with an electromagnet.

5. The wind turbine tower door frame quick marking tool based on Archimedean ellipsoid gauge according to claim 2, characterized in that: The cross slide (31) is slidably arranged on the left straight rail (21) and the right straight rail (22) by using a sliding sleeve (33), one slide of the cross slide (31) is perpendicular to the left straight rail (21) and the right straight rail (22), and the other slide is parallel to the left straight rail (21) and the right straight rail (22).

6. The wind turbine tower door frame quick marking tool based on Archimedean ellipsoid gauge according to claim 1, characterized in that: The swing arm (32) comprises a hollow rod body (321) and a telescopic rod (322) inserted into an axial hole of the hollow rod body (321); the tungsten steel head (34) is arranged at the outer end of the telescopic rod (322); the rod body of the telescopic rod (322) is provided with a scale for displaying the length of the swing arm (32); the left straight rail (21) and the right straight rail (22) are both connected by a telescopic section, and the telescopic section comprises a cross profile (27) and a cross profile connected to the cross profile. (27) corresponding to the plug-in rod section, the plug-in rod section includes four plug-in rods (26) respectively engaged with the four axial side grooves of the cross profile (27), the outer edge of the cross profile (27) and the outer edge of the plug-in rod section are in a matching relationship with the inner hole of the sliding sleeve (33), when the cross profile (27) and the plug-in rod section are partially engaged, the sliding sleeve (33) can slide back and forth smoothly between the two, and the cross profile (27) or the plug-in rod section is provided with a scale for displaying the length of the left and right straight rails.

7. The wind turbine tower door frame quick marking tool based on Archimedean ellipsoid gauge according to claim 5, characterized in that: The root stopper (341) of the tungsten steel head (34) is slidably arranged in a cylindrical cover body (35) with a closed top through a sealing plate (36); a compression spring (37) is arranged in a compressed state between the closing plate at the top of the cylindrical cover body (35) and the root stopper (341) of the tungsten steel head (34); when the cylindrical cover body (35) is fixed on the upper side of the telescopic rod (322), the rod body of the tungsten steel head (34) passes through the through hole at the outer end of the telescopic rod (322), and the marked portion at the lower end of the tungsten steel head (34) abuts against the inner wall of the wind power tower (1).

8. The wind turbine tower door frame quick marking tool based on Archimedean ellipsoid gauge according to claim 7, characterized in that: A gasket is provided between the root stopper (341) of the tungsten steel head (34) and the sealing plate (36).

9. The wind turbine tower door frame quick marking tool based on Archimedean ellipsoid gauge according to claim 8, characterized in that: An adjusting member (38) for adjusting the compression tightness of the compression spring (37) is arranged on the closing plate at the top of the cylindrical cover body (35).

10. The wind turbine tower door frame quick marking tool based on Archimedean ellipsoid gauge according to claim 7, characterized in that: The rod body of the tungsten steel head (34) and the through hole at the outer end of the telescopic rod (322) are in a sliding fit relationship.

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