CN214421984U

CN214421984U - Special extraction tool for hectometer sag value of power transmission line

Info

Publication number: CN214421984U
Application number: CN202120404459.3U
Authority: CN
Inventors: 杨勇茂; 翟玉军; 赵冬辉; 孟祥璞; 张小田; 绳亚栋
Original assignee: PowerChina Henan Engineering Co Ltd
Current assignee: PowerChina Henan Engineering Co Ltd
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-10-19
Anticipated expiration: 2031-02-24

Abstract

The utility model discloses a special instrument that draws of transmission line hectometer sag value, including the base plate, there is the fixed plate at the upside sliding fit of base plate, has four stop gear at the upside sliding fit of fixed plate, and four first universal ware have been installed to the upside of base plate, and quick-witted case has been installed to the upside of four first universal ware, and quick-witted case is located four stop gear's inside, and four fixed columns have been installed to the upside of machine case. The utility model discloses an at base plate upside sliding fit's fixed plate, the position of convenient adjustment fixed plate upside machine case, and then make things convenient for the use of quick-witted case, through four first omnidirectioners that the fixed plate upside was installed, the inclination of convenient adjustment machine case conveniently dispels the heat to the electrical component of quick-witted incasement, through four stop gear of fixed plate upside sliding fit, the convenient quick-witted case of inclination that will adjust is fixed.

Description

Special extraction tool for hectometer sag value of power transmission line

Technical Field

The utility model belongs to the technical field of the sag value draws, especially relate to a special instrument that draws of transmission line hectometer sag value.

Background

The overhead transmission line comprises a tower and an overhead line between two base towers, as shown in fig. 1, the overhead transmission line comprises a tower A, a tower B and an overhead line L between the two base towers, and a connection point of the overhead line L with the tower A and the tower B is called a suspension point of the tower. The vertical distance from any point of the overhead line to the connecting line of the suspension points of the two base towers is called the sag f of the point of the overhead line, and is also called sag. Generally, when the overhead wire L is long, a slight sag is formed due to the weight of the wire, so that the overhead wire L takes the shape of a catenary. Since sag is a main index of the design and operation of the line and is related to the operation safety of the line, the sag must be controlled within the range specified by the design.

Currently, the sag measurement method generally includes: the differential length method, the equal length method (parallelogram method), the angle method, the head-up method, the total station, and the like. Currently, the main measurement is performed using a total station. The conventional total station is easy to generate heat in the use process to influence the normal use of the total station.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special extracting tool for the hectometer sag of the power transmission line, which is convenient to adjust the position of a case on the upper side of a fixed plate through the fixed plate which is in sliding fit with the upper side of a base plate, thereby facilitating the use of the case, facilitating the adjustment of the inclination angle of the case and the heat dissipation of the electric elements in the case through the four first universal devices arranged on the upper side of the fixing plate, the case with the adjusted inclination angle can be conveniently fixed by the sliding fit of the four limiting mechanisms on the upper side of the fixing plate, the winding roller can be conveniently driven to rotate under the action of the motor to wind the traction rope, the side plates are further opened, the side plates are conveniently buffered through the action of the two rubber cushion blocks, the height of the heat dissipation plate is conveniently adjusted through the action of the four first electric push rods, and then make things convenient for the heating panel to dispel the heat to the electric elements in the quick-witted case, solved current technical problem.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

a special extracting tool for a hectometer sag value of a power transmission line comprises a substrate, wherein a fixed plate is matched on the upper side of the substrate in a sliding manner, four limiting mechanisms are matched on the upper side of the fixed plate in a sliding manner, four first universal devices are arranged on the upper side of the substrate, a case is arranged on the upper sides of the four first universal devices and is positioned inside the four limiting mechanisms, four fixing columns are arranged on the upper side of the case, a U-shaped fixed plate is arranged on the upper sides of the four fixing columns, four first electric push rods are arranged on the lower side of the U-shaped fixed plate, heat dissipation plates are arranged at the output ends of the four first electric push rods, four openings are formed in the heat dissipation plates, heat dissipation fans are arranged inside the four openings, two first supporting blocks are fixed on the upper side of the U-shaped fixed plate, motors are arranged on the upper sides of the two first supporting blocks, a winding roller is matched at the output ends of the two motors in a rotating manner, and traction ropes are arranged on the periphery side of the winding roller, both sides of U type fixed plate all articulate there is the curb plate, and one side of both sides board all is fixed with first fixed block, and the one end of haulage rope is installed in one side of first fixed block, and two rubber cushion have all been installed to the opposite side of both sides board.

Optionally, four first chutes are formed in the upper side of the base plate, the first sliding blocks are in sliding fit with the four first chutes, the second fixing blocks are arranged on one sides of the four first sliding blocks, the second electric push rods are arranged on one sides of the four second fixing blocks, the output ends of the four second electric push rods are fixed with second supporting blocks, and the fixing plates are arranged on the upper sides of the four second supporting blocks.

Optionally, the limiting mechanism comprises a third fixing block which is in sliding fit with the upper side of the fixing plate, a third electric push rod is connected to the inside of the third fixing block in an intersecting mode, a fourth fixing block is fixed to the output end of the third electric push rod, a second universal device is installed on one side of the fourth fixing block, and an L-shaped clamping plate is movably matched with one side of the second universal device.

Optionally, a second sliding groove is formed in the fixing plate, a second sliding block is arranged in the second sliding groove in a sliding fit mode, and the third fixing block is arranged on the upper side of the second sliding block.

Optionally, a limiting groove is formed in the third fixing block, a rotating shaft is arranged in the limiting groove, and the third electric push rod is rotatably matched with the periphery of the rotating shaft.

Optionally, the lower side of the base plate is provided with four support legs.

The embodiment of the utility model has the following beneficial effect:

the utility model discloses an embodiment is through the fixed plate at base plate upside sliding fit, conveniently adjust the position of fixed plate upside machine case, and then make things convenient for the use of quick-witted case, four first omnipotent wares installed through the fixed plate upside, the inclination of convenient adjustment machine case, conveniently dispel the heat to the electric elements of quick-witted incasement, through four stop gear of fixed plate upside sliding fit, the convenient quick-witted case that will adjust inclination fixes, the effect through the motor makes things convenient for the drive winding up roller to rotate makes the winding up roller can carry out the rolling to the haulage rope, and then open the curb plate, the effect through two rubber cushion blocks is convenient to cushion the curb plate, the height of the convenient adjustment heating panel of effect through four electric putter, and then make things convenient for the heating panel to dispel the heat to the electric elements of quick-witted incasement.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of an embodiment of the present invention;

fig. 3 is a schematic left-side sectional view of an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a portion a in fig. 1.

Wherein the figures include the following reference numerals:

the device comprises a substrate 1, a first sliding groove 2, a first sliding block 3, a second fixed block 4, a second electric push rod 5, a second supporting block 6, a fixed plate 7, a second sliding groove 8, a second sliding block 9, a third fixed block 10, a third electric push rod 11, a fourth fixed block 12, a second universal device 13, an L-shaped clamping plate 14, a case 15, a fixed column 16, a U-shaped fixed plate 17, a side plate 18, a first fixed block 19, a traction rope 20, a heat dissipation plate 21, a first supporting block 22, a motor 23, a winding roller 24 and a first electric push rod 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1-4, in the present embodiment, a special tool for extracting a sag value of a power transmission line, is provided, including a substrate 1, as shown in fig. 1, a fixing plate 7 is slidably fitted on an upper side of the substrate 1, four limiting mechanisms are slidably fitted on an upper side of the fixing plate 7, four first gimbals are mounted on an upper side of the substrate 1, a chassis 15 is mounted on an upper side of the four first gimbals, the chassis 15 is located inside the four limiting mechanisms, four fixing posts 16 are mounted on an upper side of the chassis 15, a U-shaped fixing plate 17 is mounted on an upper side of the four fixing posts 16, four first electric push rods 25 are mounted on a lower side of the U-shaped fixing plate 17, a heat dissipation plate 21 is mounted at an output end of the four first electric push rods 25, four openings are formed inside the heat dissipation plate 21, heat dissipation fans are all mounted inside the four openings, as shown in fig. 4, two first supporting blocks 22 are fixed on an upper side of the U-shaped fixing plate 17, the motors 23 are installed on the upper sides of the two first supporting blocks 22, the output ends of the two motors 23 are matched with the winding rollers 24 in a rotating mode, the traction ropes 20 are arranged on the peripheral sides of the winding rollers 24, the side plates 18 are hinged to the two sides of the U-shaped fixing plate 17, the first fixing blocks 19 are fixed on one sides of the two side plates 18, one ends of the traction ropes 20 are installed on one sides of the first fixing blocks 19, and the two rubber cushion blocks are installed on the other sides of the two side plates 18.

The application of one aspect of the embodiment is as follows: when the heat dissipation device is used, the four limiting mechanisms are firstly slid, as shown in fig. 1, the four limiting mechanisms can limit the position of the case 15 according to the inclination requirement of the case 15, then the fixing plate 7 is slid to adjust the using position of the case 15, when the electrical equipment in the case 15 needs to dissipate heat, the driving motor 23 enables the winding roller 24 to wind the traction rope 20, the two side plates 18 are further opened, and finally the height of the heat dissipation plate 21 is adjusted to enable the heat dissipation plate 21 to dissipate heat of electrical elements in the case 15. It should be noted that all the electric devices referred to in this application may be powered by a storage battery or an external power source.

As shown in fig. 1, through fixed plate 7 at the upside of base plate 1 sliding fit, conveniently adjust the position of fixed plate 7 upside quick-witted case 15, and then make things convenient for the use of quick-witted case 15, four first omnidirectors through installing of fixed plate 7 upside, conveniently adjust the inclination of quick-witted case 15, conveniently dispel the heat to the electrical component in quick-witted case 15, through four stop gear of fixed plate 7 upside sliding fit, conveniently fix the quick-witted case 15 that has adjusted inclination, conveniently drive winding up roller 24 through the effect of motor 23 and rotate and make winding up roller 24 can carry out the rolling to haulage rope 20, and then open curb plate 18, conveniently cushion curb plate 18 through the effect of two rubber cushion blocks, conveniently adjust the height of heating panel 21 through the effect of four electric putter 25, and then make things convenient for heating panel 21 to dispel the heat to the electrical component in quick-witted case 15.

As shown in fig. 3, four first chutes 2 are formed in the upper side of the substrate 1, the four first chutes 2 are slidably engaged with the first sliding blocks 3, the second fixing blocks 4 are mounted on one sides of the four first sliding blocks 3, the second electric push rods 5 are mounted on one sides of the four second fixing blocks 4, the second supporting blocks 6 are fixed at the output ends of the four second electric push rods 5, and the fixing plates 7 are mounted on the upper sides of the four second supporting blocks 6.

As shown in fig. 1, the limiting mechanism includes a third fixing block 10 slidably fitted on the upper side of the fixing plate 7, a third electric push rod 11 is connected inside the third fixing block 10 in an intersecting manner, a fourth fixing block 12 is fixed at the output end of the third electric push rod 11, a second universal device 13 is installed on one side of the fourth fixing block 12, and an L-shaped clamping plate 14 is movably fitted on one side of the second universal device 13.

As shown in fig. 1, a second sliding groove 8 is formed in the fixing plate 7, a second sliding block 9 is slidably fitted in the second sliding groove 8, and a third fixing block 10 is mounted on the upper side of the second sliding block 9.

As shown in fig. 1, a limiting groove is formed in the third fixing block 10, a rotating shaft is installed in the limiting groove, and the third electric push rod 11 is rotatably fitted around the rotating shaft.

The lower side of the base plate 1 of this embodiment is provided with four support legs.

The electrical components in the case 15 include a processor, and the special extraction tool for the hundred-meter sag value of the power transmission line is coupled to the processor.

The above embodiments may be combined with each other.

It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are only used for distinguishing features, and do not have an actual order or meaning, and the present application is not limited thereto.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a special extraction tool of transmission line hectometer sag value which characterized in that includes: the heat dissipation device comprises a substrate (1), a fixing plate (7) is in sliding fit with the upper side of the substrate (1), four limiting mechanisms are in sliding fit with the upper side of the fixing plate (7), four first universal devices are installed on the upper side of the substrate (1), a case (15) is installed on the upper sides of the four first universal devices, the case (15) is located inside the four limiting mechanisms, four fixing columns (16) are installed on the upper side of the case (15), a U-shaped fixing plate (17) is installed on the upper sides of the four fixing columns (16), four first electric push rods (25) are installed on the lower sides of the U-shaped fixing plate (17), a heat dissipation plate (21) is installed at the output ends of the four first electric push rods (25), four openings are formed in the heat dissipation plate (21), a heat dissipation fan is installed inside each opening, two first supporting blocks (22) are fixed on the upper side of the U-shaped fixing plate (17), and a motor (23) is installed on the upper sides of the two first supporting blocks (22), the output end of each of the two motors (23) is in rotating fit with a winding roller (24), a traction rope (20) is arranged on the periphery of each winding roller (24), side plates (18) are hinged to the two sides of a U-shaped fixing plate (17), a first fixing block (19) is fixed to one side of each of the two side plates (18), one end of each traction rope (20) is installed on one side of each first fixing block (19), and two rubber cushion blocks are installed on the other side of each two side plates (18).

2. The special extracting tool for the hectometer sag value of the power transmission line according to claim 1, wherein four first chutes (2) are formed in the upper side of the base plate (1), the four first chutes (2) are slidably matched with the first sliding blocks (3), the second fixed blocks (4) are respectively arranged on one sides of the four first sliding blocks (3), the second electric push rods (5) are respectively arranged on one sides of the four second fixed blocks (4), the output ends of the four second electric push rods (5) are respectively fixed with the second supporting blocks (6), and the fixed plate (7) is arranged on the upper sides of the four second supporting blocks (6).

3. The special extraction tool of hectometer sag value of transmission line of claim 1, characterized in that, stop gear includes sliding fit at third fixed block (10) of fixed plate (7) upside, and the inside handing-over of third fixed block (10) has third electric putter (11), and the output of third electric putter (11) is fixed with fourth fixed block (12), and second universal joint (13) have been installed to one side of fourth fixed block (12), and one side clearance fit of second universal joint (13) has L type cardboard (14).

4. The special extracting tool for the hectometer sag value of the power transmission line according to claim 3, wherein a second sliding groove (8) is formed in the fixing plate (7), a second sliding block (9) is arranged in the second sliding groove (8) in a sliding fit mode, and a third fixing block (10) is arranged on the upper side of the second sliding block (9).

5. The special extracting tool for the hectometer sag value of the power transmission line according to claim 3, wherein a limiting groove is formed inside the third fixing block (10), a rotating shaft is arranged inside the limiting groove, and the third electric push rod (11) is rotatably matched on the periphery of the rotating shaft.

6. The special extraction tool for the hectometer sag value of the power transmission line according to claim 1, wherein four support legs are installed at the lower side of the base plate (1).