CN218016786U - Positioning tool - Google Patents

Abstract

The utility model provides a positioning tool, which comprises a positioning tool body and at least two limiting parts, wherein the limiting parts are arranged at two ends of the positioning tool body along the length direction of the positioning tool body, the positioning tool body is provided with a first positioning plane, the limiting parts are positioned on the first positioning plane, one ends of the limiting parts, which are deviated from the first positioning plane, jointly form a second positioning plane, and the second positioning plane is parallel to the first positioning plane; one end, facing the second positioning plane, of the limiting part is used for being abutted to a rivet welding piece, the rivet welding piece and the limiting part are arranged in a one-to-one correspondence mode, and the rivet welding piece is used for connecting the electric cabinet and the inner wall of the tower barrel. The utility model provides a location rivet welding spare that location frock can be accurate position to make the one end that a plurality of rivet welding spares are connected with the regulator cubicle be in same vertical plane, from this, make the regulator cubicle can install on tower section of thick bamboo inner wall firmly.

Description

Positioning tool

Technical Field

The utility model relates to a aerogenerator technical field especially relates to a location frock.

Background

A wind power generator is a device that converts kinetic energy of wind into electrical energy.

The wind driven generator comprises a tower barrel, blades and a generator, wherein the tower barrel is in a round platform shape with a small upper part and a large lower part, the generator and the blades are arranged at the top end of the tower barrel, and the blades are connected with a rotor of the generator. The blades can rotate relative to the tower barrel, and the rotation of the blades drives the rotor of the generator to rotate to generate electricity. The inner wall of the tower barrel is provided with accessories such as an electrical cabinet, and electric energy generated by the generator is transmitted to the electrical cabinet through a cable. The regulator cubicle passes through the interior wall connection of a plurality of rivet welding pieces and tower section of thick bamboo, and the one end of rivet welding piece welds with the inner wall of tower section of thick bamboo, and the other end of rivet welding piece and the lateral wall butt of regulator cubicle have on the lateral wall of regulator cubicle with the connecting hole of rivet welding piece one-to-one, the fastener passes the connecting hole in order to connect regulator cubicle and rivet welding piece to install the regulator cubicle on the inner wall of tower section of thick bamboo. In the related art, a manual scribing and positioning method is generally used to position and weld a plurality of rivet welding pieces.

However, the accuracy of the rivet welding position is poor, and one end of the rivet welding pieces, which is connected with the electrical cabinet, is located on the same vertical plane, so that the electrical cabinet is difficult to be stably installed on the inner wall of the tower.

SUMMERY OF THE UTILITY MODEL

The utility model provides a location frock, the location rivet welding spare that this location frock can be accurate position to make the one end that a plurality of rivet welding spares are connected with the regulator cubicle be in same vertical plane, from this, make the regulator cubicle can install on tower section of thick bamboo inner wall firmly.

The utility model provides a positioning tool, which comprises a positioning tool body and at least two limiting parts, wherein the limiting parts are arranged at two ends of the positioning tool body along the length direction of the positioning tool body, the positioning tool body is provided with a first positioning plane, the limiting parts are positioned on the first positioning plane, one ends of the limiting parts, which are deviated from the first positioning plane, jointly form a second positioning plane, and the second positioning plane is parallel to the first positioning plane;

one end, facing the second positioning plane, of the limiting part is used for being abutted to a rivet welding piece, the rivet welding piece and the limiting part are arranged in a one-to-one correspondence mode, and the rivet welding piece is used for connecting the electric cabinet and the inner wall of the tower barrel.

In a possible embodiment, the utility model provides a location frock, location frock body include the supporting part and connect the positioning seat at the supporting part both ends, the locating part rigid coupling is on the positioning seat, and the one side of positioning seat orientation locating part is first locating plane.

In a possible implementation manner, the size of the positioning seat along the direction perpendicular to the first positioning plane is 5-15mm.

In a possible implementation manner, the utility model provides a location frock has at least one locating part on every positioning seat.

In a possible embodiment, the utility model provides a location frock has third locating plane on the supporting part, and third locating plane is parallel with first locating plane, and one side that the positioning seat deviates from first locating plane is connected with third locating plane.

In a possible implementation manner, the utility model provides a location frock, supporting part are the rectangle along the cross-section with length direction vertical direction.

In a possible embodiment, the utility model provides a positioning tool, supporting part are hollow tubulose spare.

In a possible implementation mode, the utility model provides a location frock still includes the connecting piece, and the connecting piece is used for being connected with the rivet welding spare.

In a possible implementation manner, the utility model provides a location frock has at least one first through-hole on the positioning seat, has the second through-hole on the locating part, has the third through-hole on the rivet welding spare, and first through-hole, second through-hole and third through-hole set up relatively, and the connecting piece is inserted and is established in first through-hole, second through-hole and third through-hole.

In a possible implementation mode, the utility model provides a location frock all has the internal thread on the lateral wall of first through-hole, the lateral wall of second through-hole and the lateral wall of third through-hole, has the external screw thread that matches with the internal thread on the connecting piece.

The utility model provides a location frock, through setting up location frock body and two at least locating parts, location frock body has first locating plane, the locating part is located first locating plane, the locating part deviates from first locating plane's one end and forms second locating plane jointly, second locating plane is parallel with first locating plane, first locating plane is the plane, therefore, for being difficult to accurately confirm the position of rivet welding piece on the curved surface of tower section of thick bamboo inner wall among the correlation technique, the position precision of locating part on first locating plane is higher, because rivet welding piece and locating part one-to-one set up, consequently, the position precision of rivet welding piece is higher. The one end of locating part orientation second locating plane is used for with rivet weldment butt for rivet weldment is all located the second locating plane towards the one end of second locating plane, before being connected rivet weldment and the inner wall of a tower section of thick bamboo, at first ensures that each rivet weldment all is in same vertical plane towards the one end of locating part through location frock. The utility model provides a location frock can be through the accurate location riveting member's of locating part position to can ensure that the one end that each riveting member is connected with the regulator cubicle is in same vertical plane, make the regulator cubicle can install on the inner wall of a tower section of thick bamboo firmly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a wind turbine;

FIG. 2 is a side view of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view taken along the line A-A in FIG. 1;

FIG. 4 is an enlarged view at B in FIG. 3;

fig. 5 is a schematic structural diagram of a positioning tool provided in an embodiment of the present invention;

FIG. 6 is a cross-sectional view taken along plane C-C of FIG. 5;

FIG. 7 is an enlarged view taken at D in FIG. 6;

fig. 8 is a usage state diagram of the positioning tool provided by the embodiment of the present invention;

FIG. 9 is an enlarged view at E in FIG. 8;

fig. 10 is a first cross-sectional view of a support portion in a positioning tool according to an embodiment of the present invention;

fig. 11 is a second cross-sectional view of a support portion in the positioning tool according to an embodiment of the present invention;

fig. 12 is a third cross-sectional view of the support portion in the positioning tool according to the embodiment of the present invention.

Description of reference numerals:

10-a wind power generator; 11-a tower drum; 12-a blade; 13-a generator; 14-an electrical cabinet; 15-riveting and welding parts; 15 a-a first end; 15 b-a second end; 151-third via;

100-positioning a tool;

110-positioning the tool body; 111-a first location plane; 112-a support; 1121-third positioning plane; 113-a positioning seat; 113 a-positioning seat first plane; 113 b-positioning seat second plane; 1131 — a first via;

120-a stop; 120 a-a limiter first plane; 120b — a stop second plane; 121-a second location plane; 122-a second via;

130-a connector;

x-length direction;

z-vertical plane.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present application, it should be noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, an indirect connection through intervening media, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application.

The terms "first," "second," and "third" (if any) in the description and claims of this application and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or maintenance tool that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or maintenance tool.

FIG. 1 is a schematic view of a wind turbine; FIG. 2 is a side view of FIG. 1; FIG. 3 isbase:Sub>A cross-sectional view taken along the line A-A in FIG. 1; fig. 4 is an enlarged view at B in fig. 3.

Referring to fig. 1 to 4, a wind turbine 10 includes a tower 11, a blade 12, and a generator 13, where the tower 11 is a circular truncated cone with a small top and a large bottom, the tower 11 is used to support the blade 12 and the generator 13, the generator 13 and the blade 12 are both disposed at the top end of the tower 11, and the blade 12 is connected to a rotor of the generator 13 through a hub. Wind blows the blades 12, the blades 12 rotate relative to the tower 11, and the rotation of the blades 12 rotates the rotor of the generator 13 to generate power.

The inner wall of the tower tube 11 is provided with accessories such as an electrical cabinet 14, an operation platform, a cable bridge and the like, and the accessories are required to be stably installed on the inner wall of the tower tube 11. For simplicity, the electrical cabinet 14 is taken as an example for description, and the electric energy generated by the generator 13 is transmitted to the electrical cabinet 14 through cables, and is transmitted to the electric equipment after being transformed or rectified by the electrical cabinet 14. The electrical cabinet 14 is connected to the inner wall of the tower 11 by a plurality of rivets 15.

Specifically, please refer to fig. 4 again, a first end 15a of the rivet 15 is welded to the inner wall of the tower 11, a second end 15b of the rivet 15 abuts against the side surface of the electrical cabinet 14, the electrical cabinet 14 has connection holes corresponding to the rivet 15 in one-to-one manner, and the second end 15b of the rivet 15 is connected to the connection holes of the electrical cabinet 14 through fasteners, so as to connect the electrical cabinet 14 to the inner wall of the tower 11. Therefore, it is required to ensure that the positions of the rivet welding pieces 15 are aligned with the connection holes on the electrical cabinets 14 one by one, and the second ends 15b of the rivet welding pieces 15 need to be located on the same vertical plane Z, so that the second ends 15b of all the rivet welding pieces 15 are abutted to the side surface of the electrical cabinets 14, so as to connect the electrical cabinets 14 and the rivet welding pieces 15 through a plurality of fasteners, so that the electrical cabinets 14 are stably installed on the inner wall of the tower 11, and it should be noted that the vertical plane Z is a plane parallel to the axial direction of the tower 11.

In the related art, usually, an operator determines the position of each rivet welding piece 15 by using a manual measurement method according to the position of a connecting hole in the electrical cabinet 14 on a drawing, and then performs tack welding on the first end 15a of each rivet welding piece 15 and the inner wall of the tower 11, because the inner wall of the tower 11 is a curved surface, the manual measurement method is poor in accuracy.

After welding the first ends 15a of the rivets 15 to the inside wall of the tower 11, the second ends 15b of the rivets 15 are manually aimed at the same vertical plane Z, and if not, the rivets 15 are removed and repositioned. Because the inner wall of the tower 11 is a curved surface, even if the inner wall is repeatedly disassembled and then manually compared, it is difficult to make the second ends 15b of the plurality of rivet welding pieces 15 be located on the same vertical plane Z, the second ends 15b of some of the rivet welding pieces 15 cannot abut against the side wall of the electrical cabinet 14, and the inner wall of the tower 11 can be damaged by repeatedly disassembling the rivet welding pieces 15.

The accuracy of the positions of the rivet welding pieces 15 is poor, and the ends of the plurality of rivet welding pieces 15 connected with the electrical cabinet 14 are located in the same vertical plane Z, so that the electrical cabinet 14 is difficult to be stably installed on the inner wall of the tower tube 11.

Based on this, the utility model provides a location frock, the location rivet weldment's that this location frock can be accurate position to make the one end that a plurality of rivet weldments and regulator cubicle are connected be in same vertical plane, from this, make the regulator cubicle can install on tower section of thick bamboo inner wall firmly.

Fig. 5 is a schematic structural diagram of a positioning tool provided in an embodiment of the present invention; FIG. 6 is a cross-sectional view taken along plane C-C of FIG. 5; fig. 7 is an enlarged view at D in fig. 6.

As shown in fig. 5 to 7, the positioning tool 100 provided by the present invention includes a positioning tool body 110 and at least two limiting members 120, the limiting members 120 are disposed at two ends of the positioning tool body 110 along a length direction X of the positioning tool body 110, the positioning tool body 110 has a first positioning plane 111, the limiting members 120 are disposed on the first positioning plane 111, one end of the limiting members 120 departing from the first positioning plane 111 forms a second positioning plane 121, and the second positioning plane 121 is parallel to the first positioning plane 111; one end of the limiting member 120 facing the second positioning plane 121 is used for abutting against the rivet welding member 15, the rivet welding member 15 and the limiting member 120 are arranged in a one-to-one correspondence, and the rivet welding member 15 is used for connecting the electrical cabinet 14 and the inner wall of the tower 11.

When the electrical cabinet 14 is installed, in order to keep the electrical cabinet 14 balanced, the electrical cabinet 14 generally needs to be fixed at two ends along a horizontal direction, connecting holes are generally formed at two ends of the electrical cabinet 14, and the rivet welding piece 15 fixes the electrical cabinet 14 and the inner wall of the tower 11 through the connecting holes at the two ends of the electrical cabinet 14. The position limiting members 120 in the positioning tool 100 are disposed in one-to-one correspondence with the rivet welding members 15, so that the length of the positioning tool body 110 may be much greater than the width thereof, and the position limiting members 120 are disposed at two ends of the positioning tool body 110 along the length direction X of the positioning tool body 110.

The number of the limiting members 120 may be two, or may be two or more, for example, the number of the limiting members 120 may be three or four, the number of the limiting members 120 is the same as the number of the rivet members 15, and the position of the limiting member 120 on the positioning tool body 110 is determined in advance according to the specific position of the rivet member 15.

Referring to fig. 7, one surface of the positioning tool body 110 facing the limiting member 120 is referred to as a first positioning plane 111, and the first positioning plane 111 is a positioning reference plane of the positioning tool 100. The operator determines the position of each limiting member 120 on the positioning tool body 110 according to the position of the connection hole in the electrical cabinet 14 on the drawing, and installs the limiting member 120 on the first positioning plane 111, and since the first positioning plane 111 is a plane, the position accuracy of the limiting member 120 on the first positioning plane 111 is higher than the position accuracy of the rivet welding member 15 on the curved surface of the inner wall of the tower 11.

Specifically, the limiting member 120 has a first limiting member plane 120a and a second limiting member plane 120b opposite to each other, and the first limiting member plane 120a may be connected to the first positioning plane 111 by welding, so that the first limiting member plane 120a of each limiting member 120 and the first positioning plane 111 are located in the same plane. The spacing between the first plane 120a and the second plane 120b of each limiting element 120 is equal, so that the second planes 120b of the limiting elements 120 together form a second positioning plane 121.

Next, a process of mounting the rivet 15 using the positioning tool 100 will be described.

Fig. 8 is a usage state diagram of the positioning tool provided by the embodiment of the present invention; fig. 9 is an enlarged view at E in fig. 8.

Referring to fig. 8 and 9, first, the rivet 15 is fixed to the positioning tool 100, so that the second end 15b of the rivet 15 is in one-to-one corresponding contact with the second plane 120b of the limiting member 120, and thus the second end 15b of each rivet 15 is located on the same plane as the second positioning plane 121. That is, the second ends 15b of the rivets 15 are first secured to be coplanar prior to attaching the rivets 15 to the interior wall of the tower 11.

Then, the operator faces the first end 15a of the rivet 15 to the inner wall of the tower 11, and observes whether the first end 15a is attached to the inside of the tower 11, if the first end 15a is attached to the inner wall of the tower 11, the first end 15a is welded to the inner wall of the tower in a fixed position, and if the first end 15a of the rivet 15 is not completely attached to the inner wall of the tower 11, it is described that the first end 15a of the rivet 15 does not meet the use requirement, the rivet 15 meeting the use requirement is replaced, or the rivet 15 is repaired, so that the rivet 15 meets the use requirement and then is welded to the inner wall of the tower 11 in a fixed position.

Finally, the positioning tool 100 is removed, and the rivet 15 is welded for the second time.

The utility model provides a location frock 100, through setting up location frock body 110 and two at least locating part 120, location frock body 110 has first locating plane 111, locating part 120 is located first locating plane 111, the one end that locating part 120 deviates from first locating plane 111 forms second locating plane 121 jointly, second locating plane 121 is parallel with first locating plane 111, first locating plane 111 is the plane, therefore, for being difficult to accurately confirm rivet weldment 15's position on the curved surface of tower section of thick bamboo 11 inner wall among the correlation technique, locating part 120 is higher at the position precision on first locating plane 111, because rivet weldment 15 sets up with locating part 120 one-to-one, consequently, rivet weldment 15's position precision is higher. One end of the limiting member 120 facing the second positioning plane 121 is used for abutting against the rivet welding member 15, so that one end of the rivet welding member 15 facing the second positioning plane 121 is located on the second positioning plane 121, and before the rivet welding member 15 is connected with the inner wall of the tower 11, it is first ensured that one end of each rivet welding member 15 facing the limiting member 120 is located on the same vertical plane through the positioning tool 100. The utility model provides a location frock 100 can be through the accurate location rivet 15's of locating part 120 position to can ensure that the one end that each rivet 15 is connected with regulator cubicle 14 is in same vertical plane Z, make regulator cubicle 14 can install on the inner wall of tower section of thick bamboo 11 firmly.

Referring to fig. 5 to 7, the positioning tool body 110 includes a supporting portion 112 and a positioning seat 113 connected to two ends of the supporting portion 112, the positioning member 120 is fixedly connected to the positioning seat 113, and a first positioning plane 111 is formed on one surface of the positioning seat 113 facing the positioning member 120.

In order to reduce the weight of the positioning tool 100 and facilitate the grasping of an operator, positioning bases 113 may be disposed at two ends of the positioning tool body 110 to support the position-limiting members 120, and the supporting portion 112 located between the positioning bases 113 may be a rod-shaped member for facilitating the grasping. The positioning base 113 may be a plate-shaped member, and the positioning base 113 includes a first positioning base plane 113a and a second positioning base plane 113b opposite to each other, and the second positioning base plane 113b faces the first limiting member plane 120a and is connected to the first limiting member plane 120 a. The second positioning seat planes 113b of the two positioning seats 113 together form a first positioning plane 111.

In some embodiments, the dimension of the positioning socket 113 along the direction perpendicular to the first positioning plane 111 is 5-15mm.

The distance between the first positioning seat plane 113a and the second positioning seat plane 113b is 5-15mm, that is, the thickness of the positioning seat 113 is 5-15mm. When the thickness of the positioning seat 113 is greater than 15mm, the weight of the positioning tool 100 may be increased, and the positioning tool 100 is not easy to be placed inside the tower 11. When the thickness of the positioning seat 113 is smaller than 5mm, the strength of the positioning seat 113 is insufficient, and the first positioning plane 111 is deformed when the positioning seat 113 is stressed, so that the second end 15b of the rivet welding piece 15 cannot be located on the same vertical plane.

In the present embodiment, each positioning seat 113 has at least one limiting member 120 thereon.

In order to ensure the reliability of the connection of the electrical cabinet 14, the number of the limiting members 120 may be even, so that the number of the limiting members 120 located on the positioning seats 113 at the two ends of the positioning tool body 110 is equal, at least one limiting member 120 may be disposed on each of the positioning seats 113 at the two ends of the positioning tool body 110, or more than one limiting member 120, for example, two, three, or four limiting members 120, may be disposed on each of the positioning seats 113 at the two ends of the positioning tool body 110 according to the fastening requirement of the electrical cabinet 14. The number of the rivet welding pieces 15 is equal to that of the limiting pieces 120, and therefore the positioning tool provided by the embodiment of the application can install a plurality of rivet welding pieces 15 at a time, so that the operation efficiency of installing the rivet welding pieces 15 is high.

In this embodiment, in order to ensure that the first positioning planes 111 on the positioning bases 113 located at the two ends of the supporting portion 112 are coplanar, the supporting portion 112 has a third positioning plane 1121 thereon, the third positioning plane 1121 is parallel to the first positioning plane 111, and one side of the positioning base 113 departing from the first positioning plane 111 is connected to the third positioning plane 1121.

Referring to fig. 7, a surface of the supporting portion 112 connected to the positioning seat 113 is also a plane, which is called as a third positioning plane 1121, and the positioning seat first plane 113a is connected to the third positioning plane 1121. Thus, the third positioning plane 1121, the first positioning plane 111, and the second positioning plane 121 are formed in order from the support portion 112 to the stopper 120, and the third positioning plane 1121, the first positioning plane 111, and the second positioning plane 121 are parallel to each other, so that the second ends 15b of the rivets 15 located on the second positioning plane 121 are coplanar.

In the present embodiment, the support portion 112 has a rectangular cross section in a direction perpendicular to the longitudinal direction X.

Fig. 10 is a first cross-sectional view of a support portion in a positioning tool according to an embodiment of the present invention; fig. 11 is a second cross-sectional view of a support portion in the positioning tool according to an embodiment of the present invention; fig. 12 is a third cross-sectional view of the support portion in the positioning tool according to the embodiment of the present invention. Referring to fig. 10 to 12, in order to form the third positioning plane 1121 on the supporting portion 112, a cross section of the supporting portion 112 along the direction perpendicular to the length direction X may be a rectangle as shown in fig. 10, that is, the supporting portion 112 is an elongated cuboid, so that any plane of the supporting portion 112 extending along the length direction X is a plane, and any plane of the supporting portion 112 extending along the length direction X may be connected to the positioning seat 113 to form the third positioning plane 1121. The cross section of the support portion 112 in the direction perpendicular to the longitudinal direction X may also be a triangle as shown in fig. 11, a polygon as shown in fig. 12, or other shapes as long as the third positioning plane 1121 can be formed.

With continued reference to fig. 10-12, to further position the weight of the tool 100, the support portion 112 is a hollow tubular member.

Next, a connection method between the rivet 15 and the positioning tool 100 will be described.

With continued reference to fig. 5 to fig. 7, the positioning tool 100 further includes a connecting member 130, and the connecting member 130 is used for connecting with the rivet welding member 15. The connecting member 130 may be a protrusion disposed on the limiting member 120, and the rivet 15 has a slot matching with the protrusion, and the protrusion is inserted into the slot to connect the limiting member 120 and the rivet 15.

The connecting member 130 may also be a pin, and the pin is inserted into the limiting member 120 and the rivet 15 to connect the limiting member 120 and the rivet 15. As shown in fig. 9, since the first plane 120a of the limiting member abuts against the second plane 113b of the positioning seat, in order to facilitate the insertion of the pin, the positioning seat 113 has at least one first through hole 1131, the limiting member 120 has a second through hole 122, the rivet welding member 15 has a third through hole 151, the first through hole 1131, the second through hole 122 and the third through hole 151 are disposed oppositely, and the connecting member 130 is inserted into the first through hole 1131, the second through hole 122 and the third through hole 151. The plurality of rivet welding members 15 may be connected to the positioning tool 100 through the connecting member 130, and after the first end 15a of the rivet welding member 15 is welded to the inside of the tower 11, the connecting member 130 is removed, so that the positioning tool 100 may be detached.

In this embodiment, the side walls of the first through hole 1131, the second through hole 122 and the third through hole 151 are provided with internal threads, and the connecting member 130 is provided with external threads matching with the internal threads.

Specifically, the plurality of position-limiting members 120 may be nuts of the same specification, and the inner walls of the nuts have internal threads. A first through hole 1131 is processed at a position on the positioning seat 113 corresponding to the position-limiting member 120, and a side wall of the first through hole 1131 has threads with the same nominal diameter as the used nut internal threads. A third through hole 151 is formed in the rivet-welded part 15, and the side wall of the third through hole 151 has a thread having the same shape as the nominal diameter of the internal thread of the nut used.

Aligning the second through hole 122 with the first through hole 1131, welding one surface of the nut with the second positioning seat plane 113b, forming a second positioning plane 121 on the other surface of the nut, having an external thread on the connecting member 130, screwing the connecting member 130 into the first through hole 1131 and the second through hole 122 from the first positioning seat plane 113a, the connecting member 130 extending out of the second limiting member plane 120b, at this time, facing the second end 15b of the rivet member 15 to the second limiting member plane 120b, and aligning the third through hole 151 with the connecting member 130, so that the rivet member 15 is screwed tightly on the connecting member 130, ensuring that the second end 15b of the rivet member 15 abuts against the second limiting member plane 120b, and at this time, the second ends 15b of all the rivet members 15 are located on the second positioning plane 121.

When installing the rivets 15, the operator grasps the support portion 112 and abuts the first end 15a of the rivet 15 against the inner wall of the tower 11, and at this time, the second positioning plane 121 is perpendicular to the horizontal plane, that is, the second ends 15b of the rivets 15 are located on the same vertical plane Z.

And welding the first end 15a of the rivet welding piece 15 with the inner wall of the tower, and after the welding is completed, screwing the connecting piece 130 out of the third through hole 151, the second through hole 122 and the first through hole 1131, so as to remove the positioning tool 100.

Then, the electrical cabinet 14 abuts against the second end 15b of the rivet 15, the electrical cabinet 14 is provided with connecting holes corresponding to the rivet 15 one to one, and the fasteners penetrate through the connecting holes and the third through holes 151, so that the electrical cabinet 14 and the inner wall of the tower 11 are connected through the rivet 15. Since the second end 15b of each rivet 15 is in the same vertical plane, the second end 15b of each rivet 15 abuts against a sidewall of the electrical cabinet 14.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A positioning tool is characterized by comprising a positioning tool body and at least two limiting pieces, wherein the limiting pieces are arranged at two ends of the positioning tool body along the length direction of the positioning tool body, the positioning tool body is provided with a first positioning plane, the limiting pieces are positioned on the first positioning plane, one ends of the limiting pieces departing from the first positioning plane form a second positioning plane together, and the second positioning plane is parallel to the first positioning plane;

one end, facing the second positioning plane, of the limiting part is used for being abutted to a rivet welding part, the rivet welding part and the limiting part are arranged in a one-to-one correspondence mode, and the rivet welding part is used for connecting the electrical cabinet and the inner wall of the tower barrel.

2. The positioning tool according to claim 1, wherein the positioning tool body comprises a supporting portion and positioning seats connected to two ends of the supporting portion, the limiting member is fixedly connected to the positioning seats, and one surface of each positioning seat facing the limiting member is the first positioning plane.

3. The positioning tool according to claim 2, wherein the dimension of the positioning seat in the direction perpendicular to the first positioning plane is 5-15mm.

4. The positioning tool according to claim 3, wherein each positioning seat has at least one stopper thereon.

5. The positioning tool according to claim 4, wherein a third positioning plane is provided on the supporting portion, the third positioning plane is parallel to the first positioning plane, and a side of the positioning seat away from the first positioning plane is connected to the third positioning plane.

6. The positioning tool according to claim 5, wherein the cross section of the supporting portion in the direction perpendicular to the length direction is rectangular.

7. The positioning tool according to claim 6, wherein the supporting portion is a hollow tubular member.

8. The positioning tool according to any one of claims 2 to 7, further comprising a connecting member, wherein the connecting member is used for being connected with the rivet welding member.

9. The positioning tool according to claim 8, wherein the positioning seat has at least one first through hole, the position-limiting member has a second through hole, the rivet welding member has a third through hole, the first through hole, the second through hole and the third through hole are disposed opposite to each other, and the connecting member is inserted into the first through hole, the second through hole and the third through hole.

10. The positioning tool according to claim 9, wherein the side wall of the first through hole, the side wall of the second through hole and the side wall of the third through hole are provided with internal threads, and the connecting piece is provided with external threads matched with the internal threads.

Images