CN113883377A - A decide survey device for electric substation high-pressure chamber - Google Patents

Abstract

The invention provides a device for determining a high-voltage chamber of a substation, which comprises: the device comprises a fixed support, a lifting support, a leveling piece, a rotating support and a laser measuring device; the lifting bracket is connected to the fixed bracket; the leveling piece is fixedly connected to the lifting bracket; the lifting bracket adjusts the height of the leveling member; the rotating bracket is fixedly connected to the leveling part; the laser measuring device is arranged on the rotating bracket; the rotating bracket drives a horizontal indication laser piece in the laser measuring device to rotate horizontally or vertically. The invention solves the problem that manual adjustment and measurement are needed when the high-voltage chamber of the traction substation is subjected to measurement construction in the prior art. The lifting device can be lifted through the lifting structure, the measurement of the common height is met, the labor is saved, and the use is flexible.

Description

A decide survey device for electric substation high-pressure chamber

Technical Field

The invention relates to the technical field of electric power construction, in particular to a device for determining a high-voltage chamber of a substation.

Background

The traction substation is a place where electric energy transmitted from a power plant through an electric power transmission line is converted into a voltage suitable for a locomotive vehicle and distributed to a catenary or a contact rail (a third rail). And the system comprises a DC traction substation and an AC traction substation. The former reduces the voltage of high-voltage alternating current electric energy transmitted by a power transmission line through a transformer, then the high-voltage alternating current electric energy is converted into direct current through a rectifier, and then the direct current electric energy is transmitted to a contact net or a contact rail. The latter can be divided into industrial frequency, low frequency single phase and industrial frequency three phase AC traction substations, which convert the electric energy from the power transmission line into the three AC currents and distribute them to the corresponding contact network. The main equipment of the traction substation is a transformer for converting voltage, a distribution device for receiving and distributing electric energy, a switch for control and protection, and the like.

Since the voltage supplied by the power plant to the traction substation is usually relatively high, a high-voltage chamber is required in the traction substation. The high-voltage chamber of the traction substation is most complex and time-consuming in the construction of the substation due to the large number of measurement and high requirement on measurement precision. At present, a 220kV (110kV) traction substation high-voltage chamber measuring method is to utilize tools such as a level gauge, a tape measure, a straight ruler and a square ruler to finally perform manual adjustment and measurement, but the method is low in construction process efficiency and large in measuring error, and cannot meet the requirements of site construction.

Aiming at the problem that manual adjustment and fixed measurement are needed when the high-voltage chamber of the traction substation is subjected to fixed measurement construction in the prior art, an effective solution is not provided.

Disclosure of Invention

In view of the above, the present invention provides a measuring device for a high voltage chamber of a substation, so as to solve the problem that manual adjustment and measurement are required during the measurement construction of the high voltage chamber of the traction substation in the prior art.

Therefore, the invention provides the following technical scheme:

the invention provides a device for determining a high-voltage chamber of a substation, which comprises: the device comprises a fixed support, a lifting support, a leveling piece, a rotating support and a laser measuring device;

the lifting support is connected to the fixed support;

the leveling piece is fixedly connected to the lifting bracket; the lifting bracket adjusts the height of the leveling piece;

the rotating bracket is fixedly connected to the leveling member;

the laser measuring device is arranged on the rotating bracket; the rotating bracket drives a horizontal indication laser piece in the laser measuring device to horizontally or vertically rotate.

Optionally, the lifting bracket comprises an L-shaped support frame and a fixed platform;

the L-shaped support frame comprises a cross brace and a vertical brace; the cross brace is fixedly connected with the fixed support;

the vertical support and the cross support are integrally formed, the fixed table is connected with the vertical support in a sliding mode, the fixed table is arranged along the vertical support in a sliding mode, and the leveling piece is fixed to the fixed table.

Optionally, a rail is arranged on the vertical support, and one end of the fixed table is clamped into the rail and slides along the rail;

the vertical support is also provided with a limiting piece; when the fixed table slides to a preset position, the limiting piece fixes the fixed table on the vertical support.

Optionally, the leveling member comprises a top plate, an adjusting member and a bottom plate;

the bottom plate is fixedly connected with the fixed table;

the top plate is connected with the bottom plate through a plurality of adjusting pieces which are uniformly distributed between the top plate and the bottom plate;

the adjusting part comprises a screw cylinder and a screw rod, the screw cylinder is rotatably connected with the bottom plate, the screw rod is fixedly connected with the top plate, and the screw rod is in threaded connection with the screw cylinder.

Optionally, the laser measuring device comprises a laser distance measuring piece, a vertical indicating laser piece, a reference indicating laser piece and the horizontal indicating laser piece;

the rotating bracket comprises a rotating part and a fixing part, and the fixing part is fixedly connected with the leveling part; the fixed piece is sequentially provided with a laser ranging piece, a vertical indicating laser piece and a reference indicating laser piece from top to bottom;

the rotating part comprises a horizontal rotating part and a vertical rotating part, the horizontal rotating part is horizontally and rotatably connected with the fixed part, and the vertical rotating part is vertically and rotatably connected with the horizontal rotating part;

the horizontal indicating laser part is fixed on the vertical rotating part; and a laser goniometer is fixed on the horizontal indication laser piece.

Optionally, a calculator, a power supply and a display are further fixed on the fixing member.

Optionally, the bottom of the fixed bracket is connected with a caster.

The technical scheme of the invention has the following advantages:

the invention provides a measuring device for a high-voltage chamber of a substation, which solves the problem that manual adjustment and measurement are needed when the high-voltage chamber of a traction substation is measured and constructed in the prior art. The lifting bracket can achieve the purpose of lifting, the common height can be determined, the labor is saved, and the lifting bracket is flexible to use. Meanwhile, the horizontal indication laser piece can rotate on the horizontal plane and the vertical plane through the rotating support, and the requirement of completing the determination of multiple positions at fixed positions can be met.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior 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 other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural view of an apparatus for determining the high voltage room of a substation according to the present invention;

FIG. 2 is a schematic structural view of a lifting bracket according to the present invention;

FIG. 3 is a schematic structural view of a leveling member according to the present invention;

FIG. 4 is a schematic structural view of a rotating bracket according to the present invention;

FIG. 5 is a schematic view of an assay according to the present invention.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but 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 considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present disclosure, the word "exemplary" is used to mean "serving as an example, instance, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the invention. In the following description, details are set forth for the purpose of explanation. It will be apparent to one of ordinary skill in the art that the present invention may be practiced without these specific details. In other instances, well-known structures and processes are not shown in detail to avoid obscuring the description of the invention with unnecessary detail. Thus, the present invention is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In this embodiment, there is provided an apparatus for measuring a high voltage chamber of a substation, which can be used for measuring a high voltage chamber of a substation, fig. 1 is a schematic structural diagram of the apparatus for measuring a high voltage chamber of a substation according to the present invention, and as shown in fig. 1, the apparatus for measuring a high voltage chamber of a substation includes: the device comprises a fixed bracket 11, a lifting bracket 12, a leveling piece 13, a rotating bracket 14 and a laser measuring device 10; the lifting bracket 12 is connected to the fixing bracket 11. Specifically, the lifting bracket 12 can be fixed by the fixing bracket 11, the stability of the lifting bracket 12 is effectively maintained, and the lifting bracket 12 can be effectively lifted or lowered in the axial direction thereof.

The leveling piece 13 is fixedly connected to the lifting bracket 12; the lifting bracket 12 adjusts the height of the leveling piece 13; the swivel bracket 14 is fixedly connected to the levelling member 13. In particular, the level of the rotating bracket 14 can be maintained by the action of the leveling member 13, increasing the accuracy of the measurement.

The laser measuring device 10 is arranged on the rotating bracket 14; the rotating bracket 14 drives the horizontal indicating laser piece 18 in the laser measuring device 10 to rotate horizontally or vertically. Specifically, by the action of the rotating bracket 14, the position of the laser measuring device 10 can be adjusted without moving the measuring device for the high-voltage chamber of the traction substation, thereby making the measurement of the high-voltage chamber of the traction substation convenient and fast.

The existing method for measuring the high-voltage chamber of the traction substation utilizes tools such as a level gauge, a tape measure, a straight ruler and a square ruler to perform manual adjustment and measurement, has low efficiency in the construction process and large measurement error, and cannot meet the requirements of site construction. In this embodiment, be different from prior art and designed a survey device surely for electric substation high-voltage chamber, can be fast and accurate to drawing electric substation high-voltage chamber and decide the survey, solved among the prior art when deciding the survey construction to drawing electric substation high-voltage chamber, need manual adjustment, decide the problem of surveying. The embodiment has the characteristics of small overall structure, portability, high measuring precision, capability of measuring multiple groups of fixed point positions, labor saving, flexible use and the like.

To illustrate the lifting bracket 12, in some alternative embodiments, as shown in fig. 2, the lifting bracket 12 includes an L-shaped support bracket 26 and a fixed platform 25; the L-shaped support frame 26 comprises a cross brace 21 and a vertical brace 22; the cross brace 21 is fixedly connected with the fixed bracket 11; specifically, a plurality of screw holes 23 are provided on the wale 21, and bolts are fixedly connected to the fixing bracket 11 through the screw holes 23, so that the wale 21 can be fixed to the fixing bracket 23 to prevent detachment.

The vertical support 22 and the transverse support 21 are integrally formed, the fixed table 25 is connected with the vertical support 22 in a sliding mode, the fixed table 25 slides along the vertical support 22, and the leveling piece 13 is fixed on the fixed table 25. Specifically, the vertical brace 22 and the horizontal brace 21 can be connected by welding or gluing, which can ensure the practicability of the device for measuring the high-voltage chamber of the substation and improve the ornamental value. Because the fixed platform 25 is connected with the vertical support 22 in a sliding manner, the laser measuring device 10 can be lifted and lowered by sliding the fixed platform 25, and the measuring task can be completed quickly under the condition of reducing the moving times.

In some alternative embodiments, the vertical support 22 is provided with a track 24, and one end of the fixing table 25 is clipped into the track 24 and slides along the track 24. Specifically, the fixed table 25 is connected to the vertical support 22 through the rail 24, and thus the fixed table 25 is raised or lowered along the rail 24.

The vertical support 21 is also provided with a limiting piece; when the fixing table 25 slides to a predetermined position, the stopper fixes the fixing table 23 to the vertical support 21. Specifically, the position reached by the fixed stage 25 needs to be decided according to the position currently determined. For example, when the height of the point to be measured is 300 mm, the predetermined position of the fixed stage 25 is 300 mm from the fixed bracket. The stop member may be a screw. The fixing table 25 is provided with a screw hole, and when the fixing table 25 is raised or lowered to a predetermined position, the screw is screwed in to fix the fixing table 25. Meanwhile, through grooves are provided on both sides of the rail 24 on the vertical brace 21 so that screws can be screwed into the fixing table 25 at arbitrary positions and fix the fixing table 25 at the current position. It should be understood by those skilled in the art that the type of the stopper is not limited to the present invention, and other types of stoppers are also within the scope of the present invention, such as a snap-type stopper.

To illustrate the leveling members 13, in some alternative embodiments, as shown in fig. 3, the leveling members 13 include a top plate 31, an adjusting member 32, and a bottom plate 33; the bottom plate 33 is fixedly connected with the fixed table 25; the top plate 31 and the bottom plate 33 are connected by a plurality of adjusting pieces 32, and the plurality of adjusting pieces 32 are uniformly distributed between the top plate 31 and the bottom plate 33. Specifically, since the adjustment members 32 are evenly distributed between the top plate 31 and the bottom plate 33, the top plate 31, and thus the laser measuring device 10, can be leveled by adjusting the height of one or more of the plurality of adjustment members 32. In addition, the top plate 31 of the leveling member 13 can be integrally formed with the rotating bracket 14, and can also be fixedly connected through bolts; the bottom plate 33 of the leveling member 13 may be integrally formed with the fixing base 25 or may be connected by bolts.

The adjusting part 32 comprises a screw cylinder and a screw rod, the screw cylinder is rotatably connected with the bottom plate 33, the screw rod is fixedly connected with the top plate 31, and the screw rod is in threaded connection with the screw cylinder. Specifically, when the adjusting member 32 is a threaded screw and a threaded barrel, the threaded barrel can be rotated to move the screw in a direction away from the threaded barrel, so that the top plate 31 connected to the threaded rod of the adjusting member 32 is correspondingly lifted; the screw rod enters the screw cylinder by rotating the screw cylinder, and then the top plate 31 connected with the screw rod of the adjusting piece 32 is correspondingly lowered, so that the leveling purpose is realized.

To illustrate the laser measuring device 10, in some alternative embodiments, as shown in FIG. 4, the laser measuring device 10 includes a laser ranging member 15, a vertical indicating laser member 16, a reference indicating laser member 17, and a horizontal indicating laser member 18; the rotating bracket 14 comprises a rotating part 41 and a fixing part 42, and the fixing part 42 is fixedly connected with the leveling part 14; the fixing member 42 is provided with a laser ranging member 15, a vertical indicating laser member 16 and a reference indicating laser member 17 in this order from top to bottom. Specifically, the reference-indicating laser 17 includes a horizontal reference-indicating laser and a vertical reference-indicating laser. When the laser measuring device 10 works, the laser measuring device 10 can be over against the point to be measured, so that the laser measuring device 10 can measure the point to be measured. In addition, the laser measuring device 10 may be fixedly connected to the rotating bracket 14 by bolts.

The rotating member 41 includes a horizontal rotating member horizontally rotatably connected to the fixing member 42 and a vertical rotating member vertically rotatably connected to the horizontal rotating member; the horizontal indicating laser member 18 is fixed to the vertical rotating member; a laser goniometer is fixed to the level indicating laser member 18. Specifically, the laser goniometer and the horizontal indication laser part 18 can also be connected in a shaft sleeve manner, and the laser goniometer and the horizontal indication laser part 18 are connected to the rotating part 41, so that the laser goniometer and the horizontal indication laser part 18 can rotate in the vertical direction. It will be appreciated by those skilled in the art that the connection of the laser goniometer, level indicating laser member 18 and the rotating member 41 is not intended to limit the scope of the present invention, and other connections are within the scope of the present invention. For example, the laser goniometer, level indicating laser member 18 is connected to the rotating member 41 through two bushings, which are spaced apart so that they do not interfere with each other when rotated.

In some alternative embodiments, a calculator, power supply and display 43 are also secured to the mount 42. Specifically, the power supply and the computing member are fixed inside the fixing member 42 by bolts; a recess is provided in the surface of the fixing member 42, and an interface of the display 43 is provided in the recess, into which the display 43 can be inserted to connect the display 43. Meanwhile, the display 43 is disposed on the surface of the fixing member 42 for easy viewing. In the embodiment, the laser measuring device 10, the calculating component and the display 43 are used for realizing precise measurement, and the measurement data is displayed in real time, so that the requirements of rapid and precise measurement can be met.

In some alternative embodiments, casters 19 are attached to the bottom of the stationary frame 11. Specifically, can remove the device of surveying surely that is used for the high-pressure chamber of electric substation to arbitrary position at any time through the effect of truckle, and then satisfy and survey and the many demands of switch board removal number of times.

In order to illustrate the working condition of the measuring device for the high-voltage chamber of the substation, in an alternative embodiment, when the measuring device for the high-voltage chamber of the substation works, the height of the horizontal reference indication laser piece is adjusted by adjusting the height of the lifting bracket 12, and the laser distance measuring piece 15 can measure the current height. The positions of the vertical indication laser piece 16 and the horizontal indication laser piece 18 are adjusted by rotating the rotating support 14 in the horizontal direction and the vertical direction, the distance between the device and a wall body is measured through the laser ranging piece 15, the offset angle in the horizontal direction and the vertical direction is measured through the laser goniometer, and data are sent to the calculating piece and the display 43, so that the calculation and the display of the measured data are completed. The measuring device for the high-voltage chamber of the substation can calculate L, H by measuring the vertical distance to the wall, the offset angles (a and b) of the vertical indication laser piece 16 and the horizontal indication laser piece 18 relative to the reference horizontal plane and the reference vertical plane by utilizing a trigonometric function, and further complete the measurement, as shown in fig. 5.

Although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.

Claims (7)

1. A device for determining the high-voltage chamber of a substation, comprising: the device comprises a fixed support (11), a lifting support (12), a leveling piece (13), a rotating support (14) and a laser measuring device (10);

the lifting support (12) is connected to the fixed support (11);

the leveling piece (13) is fixedly connected to the lifting support (12); the lifting bracket (12) adjusts the height of the leveling piece (13);

the rotating bracket (14) is fixedly connected to the leveling piece (13);

the laser measuring device (10) is arranged on the rotating bracket (14); the rotating bracket (14) drives a horizontal indication laser piece (18) in the laser measuring device (10) to rotate horizontally or vertically.

2. The apparatus for determinating high-voltage chambers for substations according to claim 1, characterized in that said lifting carriage (12) comprises an L-shaped support frame (26) and a fixed station (25);

the L-shaped support frame (26) comprises a cross brace (21) and a vertical brace (22); the cross brace (21) is fixedly connected with the fixed support (23);

erect prop (22) with stull (21) integrated into one piece, fixed station (25) with erect prop (22) sliding connection, fixed station (25) are followed erect prop (22) and slide, leveling member (13) are fixed on fixed station (25).

3. The apparatus for measuring a high voltage chamber of a substation according to claim 2,

a track (24) is arranged on the vertical support (22), and one end of the fixed platform (25) is clamped in the track (24) and slides along the track (24);

the vertical support (21) is also provided with a limiting piece; when the fixed table (25) slides to a preset position, the limiting piece fixes the fixed table (23) on the vertical support (21).

4. The apparatus for determination of high-voltage chambers for substations according to claim 1, characterized in that the levelling piece (13) comprises a top plate (31), an adjusting piece (32) and a bottom plate (33);

the bottom plate (33) is fixedly connected with the fixed table (25);

the top plate (31) is connected with the bottom plate (33) through a plurality of adjusting pieces (32), and the plurality of adjusting pieces (32) are uniformly distributed between the top plate (31) and the bottom plate (33);

the adjusting piece (32) comprises a screw cylinder and a screw rod, the screw cylinder is rotatably connected with the bottom plate (33), the screw rod is fixedly connected with the top plate (31), and the screw rod is in threaded connection with the screw cylinder.

5. The apparatus for determining the high voltage chamber of a substation according to claim 1, characterized in that said laser measuring device (10) comprises a laser distance measuring member (15), a vertical indicating laser member (16), a reference indicating laser member (17) and said horizontal indicating laser member (18);

the rotating bracket (14) comprises a rotating part (41) and a fixing part (42), and the fixing part (42) is fixedly connected with the leveling part (14); the fixed piece (42) is sequentially provided with a laser ranging piece (15), a vertical indicating laser piece (16) and a reference indicating laser piece (17) from top to bottom;

the rotating part (41) comprises a horizontal rotating part and a vertical rotating part, the horizontal rotating part is horizontally and rotatably connected with the fixed part (42), and the vertical rotating part is vertically and rotatably connected with the horizontal rotating part;

the horizontal indication laser part (18) is fixed on the vertical rotating part; and a laser goniometer is fixed on the horizontal indication laser piece (18).

6. The apparatus according to claim 5, characterized in that said fixed element (42) is also fixed with a computing element, a power supply and a display (43).

7. The device for determinating high-voltage chamber of electric substation according to claim 1, characterized in that the bottom of said fixed support (11) is connected with casters (19).

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