CN113525873A

CN113525873A - Fault positioning device for voltage signal detection

Info

Publication number: CN113525873A
Application number: CN202110755864.4A
Authority: CN
Inventors: 樊国霞; 何云; 宋晓慧; 董蒙; 刘娜
Original assignee: State Grid Corp of China SGCC; Shijiazhuang Power Supply Co of State Grid Hebei Electric Power Co Ltd; Jingxing Power Supply Co of State Grid Hebei Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; Shijiazhuang Power Supply Co of State Grid Hebei Electric Power Co Ltd; Jingxing Power Supply Co of State Grid Hebei Electric Power Co Ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-10-22
Anticipated expiration: 2041-07-05
Also published as: CN113525873B

Abstract

The invention discloses a fault positioning device for voltage signal detection, which comprises a frame body and a fault positioning device, wherein the frame body is provided with a first frame; the frame body is provided with a box body, a slide rail and a guide rail, and the fault positioning device is arranged in the box body; the slide rails are transversely arranged in the frame body, the number of the slide rails is more than one, and the slide rails are arranged in the frame body in a stacked mode; the box body and the slide rails are the same in quantity, and the bottom end of the box body is connected with the upper ends of the slide rails in a sliding manner; the guide rail is bow font setting in the support body front end, and the guide rail horizontal part sets up with slide rail parallel, and sliding connection has the chain in the guide rail, is provided with the fixed point on the chain, and the fixed point is the same with box quantity, fixed point and box fixed connection, and the removal chain makes the box of range upon range of placing follow support body both sides roll-off respectively. The invention simultaneously moves and displays the fault positioning device in the box body in front of the staff through the mutual matching of the frame body, the slide rail and the guide rail, thereby effectively solving the problem that a plurality of box bodies need to be respectively carried and opened when the fault positioning device is used.

Description

Fault positioning device for voltage signal detection

Technical Field

The invention belongs to the field of cable fault detection equipment, and particularly relates to a fault positioning device for voltage signal detection.

Background

Most of distribution lines in rural areas of China are overhead lines, the distribution lines are transmission lines from transformer substations to distribution transformers of users, the problems of multiple branch loops, long lines, complex surrounding conditions and multiple crossed lines are solved, single-phase grounding faults are the most common faults of a distribution system, the faults occur in humid and rainy weather, and are influenced by tree barriers, single-phase breakdown of insulators on the distribution lines, single-phase line breaking grounding, animal damage and other factors, normal power supply of the users can be influenced, overvoltage can be generated, equipment is burnt out, and even interphase short circuit is caused to enlarge accidents.

In the prior art, a line inspection and power off pulling mode is usually adopted to find a line fault point, and the line inspection and power off pulling mode only can gradually reduce a fault interval to determine the fault point, so that a large amount of manpower and material resources are consumed, the power off time is long, and serious problems are caused; in recent years, with the progress of science and technology, line fault location devices are gradually used for detecting lines, but when the line fault location device is used, because the number of parts of the line fault location device is large, the line fault location device is generally disassembled into a plurality of boxes to be placed in different categories, but when the line fault location device is used, the line fault location device needs to be used for detection only by respectively carrying and opening the boxes, and the time and labor are wasted when the line fault location device is carried and opened, so that the working efficiency is influenced.

Disclosure of Invention

The invention aims to provide a fault positioning device for voltage signal detection, which solves the problem that a plurality of boxes provided with the fault positioning devices need to be respectively carried and opened when the line fault positioning device is used at present.

In order to solve the problems, the invention adopts the following technical scheme:

a fault positioning device for voltage signal detection comprises a frame body and a fault positioning device; the frame body is provided with a box body, a slide rail and a guide rail, and the fault positioning device is arranged in the box body; the slide rails are transversely arranged in the frame body, the number of the slide rails is more than one, and the slide rails are arranged in the frame body in a stacked mode; the box body and the slide rails are the same in quantity, and the bottom end of the box body is connected with the upper ends of the slide rails in a sliding manner; the guide rail is bow font setting in the support body front end, and the guide rail horizontal part sets up with slide rail parallel, and sliding connection has the chain in the guide rail, is provided with the fixed point on the chain, and the fixed point is the same with box quantity, fixed point and box fixed connection, and the removal chain makes the box of range upon range of placing follow support body both sides roll-off respectively.

Furthermore, the number of the guide rails is two, and the two guide rails are symmetrically distributed at the front end and the rear end of the frame body.

Further, a handle is arranged on the chain.

Furthermore, the upper end of the box body is provided with a cover plate, the box body is rotationally connected with the cover plate through a torsion spring, and the direction of an opening formed by the box body and the cover plate is the same as the moving direction of the box body.

Furthermore, box outlets are respectively arranged on two sides of the frame body, and the lower ends of the box outlets are rotatably connected with door plates through torsional springs.

Further, the upper end of the outlet of the box body is provided with a guide wheel which is abutted to the cover plate.

Furthermore, four corners of the bottom end of the frame body are respectively provided with universal wheels.

Furthermore, a pull rod is arranged on the frame body and is arranged at the front end of the frame body.

Further, a placing plate is arranged at the upper end of the frame body.

Further, a cushion layer is laid in the box body.

The invention has the following remarkable beneficial effects:

1. the invention relates to a fault positioning device for voltage signal detection, which comprises a frame body and a fault positioning device, wherein the frame body is provided with a box body, a slide rail and a guide rail; more than one slide rail is arranged in the frame in a stacked mode, the box body is the same as the slide rails in number, the bottom end of the box body is connected with the slide rails in a sliding mode, the guide rails are arranged at the front end of the frame body and are arranged in a bow shape, the transverse parts of the guide rails are respectively parallel to the slide rails, chains are connected in the guide rails in a sliding mode, fixing points fixedly connected with the box body are arranged on the chains, the chains can drive the box body to move by moving the chains, the guide rails are arranged in the bow shape, the chains can drive the vertically adjacent box body to protrude from two sides of the frame body respectively in the moving process of the chains, the bow shape enables the box body to protrude out of the frame body from two sides of the frame body at the same time, a worker can conveniently use a fault positioning device in the box body, and the use cannot be influenced by the stacked placement of the box body;

according to the invention, a plurality of slide rails, corresponding box bodies and guide rails can be arranged in the frame body in a stacking manner, and the box bodies can be moved out of the frame body at the same time by uniformly placing the plurality of box bodies, so that the use by workers is facilitated; the invention has the advantages that the structure is simple, the use is convenient, the operation is simple, and simultaneously, the problem that the line fault positioning device needs to be respectively carried and opened when in use at present is effectively solved.

2. In order to increase the stability of the box body during moving, the number of the guide rails is two, the two guide rails are symmetrically arranged at the front end and the rear end of the frame body, and the box body can be conveniently and stably moved under the driving of the chain.

3. In order to move the chain conveniently, the handle is fixedly connected to the chain, and a worker can move the chain conveniently through the handle.

4. The upper end of the box body is rotatably connected with a cover plate through a torsion spring, and the direction of the opening end formed by combining the box body and the cover plate towards the frame is the same as the direction of the box body moving outwards from the frame body; the box rotates through the torsional spring and connects the apron and can make the box leave the support body after, and the apron is under the effect of torsional spring, and automatic the opening reduces the step that the staff opened the box, makes things convenient for the staff to carry out work.

5. The box outlet for the box to pass in and out is respectively arranged on two sides of the frame body, the lower end of the box outlet is rotatably connected with the door plate through the torsion spring, the box outlet can be conveniently arranged, the door plate can be automatically opened or closed when the box passes in and out, and the box in the frame body is further protected.

6. When the box passes in and out the box export, because the apron is connected with the rotation of box, the inevitable friction that can appear in apron and box export upper end, in order to reduce the wearing and tearing to the apron, rotate in box export upper end and be connected with the guide pulley, the guide pulley carries out the butt with the apron upper end, the rotation through the guide pulley reduces the wearing and tearing of apron and box export upper end.

7. Because a plurality of boxes are placed in the frame body, the weight of the frame body is increased, four corners of the bottom end of the frame body are respectively and rotatably connected with universal wheels, and the frame body is convenient to move through the arrangement of the universal wheels.

8. In order to move the frame body conveniently, a pull rod is arranged at the front end of the frame body, and the pull rod is convenient for workers to pull the pull rod to move the frame body through the arrangement of the pull rod.

9. The plate is fixedly connected to the upper end of the box body, and the plate can be placed on the frame body to facilitate work of workers.

10. The fault positioning device belongs to a precision instrument, so a cushion layer is laid in the box body, and the damage of the fault positioning device caused by the collision of the fault positioning device and the box body is prevented by the arrangement of the cushion layer when the frame body moves.

Drawings

FIG. 1 is a schematic view of a fault location device for voltage signal detection according to the present invention;

FIG. 2 is a schematic diagram of a moving front view structure of a case of the fault location device for voltage signal detection according to the present invention;

FIG. 3 is a left side view structural diagram of a fault location device for voltage signal detection according to the present invention

FIG. 4 is a schematic diagram of a right-view structure of a fault location device for voltage signal detection according to the present invention;

FIG. 5 is a schematic top view cross-sectional structure diagram of the fault location device for voltage signal detection according to the present invention;

fig. 6 is a schematic structural diagram of the fault location device for voltage signal detection according to the present invention, which is viewed from above after the case is opened.

In the attached drawing, 1-a frame body, 2-a fault positioning device, 3-a box body, 4-a slide rail, 5-a guide rail, 6-a chain, 7-a fixed point, 8-a handle, 9-a cover plate, 10-a door plate, 11-a guide wheel, 12-a universal wheel, 13-a pull rod and 14-a placing plate.

Detailed Description

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

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

As shown in fig. 1 to 6, a fault location device for voltage signal detection includes a frame body 1 and a fault location device 2; the frame body 1 is provided with a box body 3, a slide rail 4 and a guide rail 5, and the fault positioning device 2 is arranged in the box body 3; the slide rails 4 are transversely arranged in the frame body 1, the number of the slide rails 4 is more than one, and the slide rails 4 are arranged in the frame body 1 in a stacked mode; the box body 3 and the slide rails 4 are the same in quantity, and the bottom end of the box body 3 is connected with the upper ends of the slide rails 4 in a sliding manner; guide rail 5 is the bow font and sets up at 1 front end of support body, and 5 horizontal parts of guide rail and 4 parallel arrangement of slide rail, sliding connection have chain 6 in guide rail 5, are provided with fixed point 7 on the chain 6, and fixed point 7 is the same with 3 quantity of box, and fixed

point

7 and 3 fixed connection of box remove chain 6 and make range upon range of box 3 of placing follow the roll-off of 1 both sides of support body respectively.

Specifically, the rack body 1 is a vertically placed frame, the rack body 1 is internally and fixedly connected with two slide rails 4, the two slide rails 4 are transversely and overlappingly placed in the rack body 1, the box body 3 is identical to the slide rails 4 in number, the bottom end of the box body 3 is in sliding connection with the slide rails 4, the guide rail 5 is arranged at the front end of the rack body 1 in a bow shape, the transverse part of the guide rail 5 is parallel to the slide rails 4, the guide rail 5 is connected with a chain 6 in a sliding manner, the chain 6 slides on the guide rail 5, the chain 6 is fixedly connected with two fixing points 7, the fixing points 7 are identical to the box body 3 in number and are fixedly connected with the box body 3, one of the two fixing points 7 is fixedly connected with the left end of the box body 3, and the other fixing point 7 is fixedly connected with the right end of the box body 3; the fault positioning device 2 is arranged in the two box bodies 3; because the guide rail 5 is arranged in a bow shape, when the chain 6 moves, the chain 6 can drive the two vertically stacked box bodies 3 to respectively slide out from two sides of the frame body 1 at the same time, so that the fault positioning device 2 can be conveniently used by a worker; according to the invention, the fault positioning devices 2 are placed into different boxes 3, the boxes 3 are uniformly placed, and the boxes 3 are moved by using an ingenious mechanical structure, so that a plurality of boxes 3 can be displayed in front of workers at the same time, and the workers can conveniently use the fault positioning devices 2; the invention has simple structure, convenient use and convenient movement, and effectively solves the problem that the box body 3 provided with the fault positioning device 2 needs to be respectively carried and opened when the line fault positioning device 2 is used at present.

As a further optimization of the fault positioning device for voltage signal detection, the number of the guide rails 5 is two, and the two guide rails 5 are symmetrically distributed at the front end and the rear end of the frame body 1.

Specifically, the number of the guide rails 5 is two, and the two guide rails 5 are symmetrically arranged at the front end and the rear end of the frame body 1; the two guide rails 5 can enable the box body 3 to be more stable when moving, and the two guide rails 5 can enable the box body 3 to be more labor-saving when moving.

As a further optimization of the fault location device for voltage signal detection of the present invention, a handle 8 is provided on the chain 6.

Specifically, fixedly connected with handle 8 on chain 6, handle 8's setting can make things convenient for the staff to hold handle 8 and remove chain 6.

As a further optimization of the fault positioning device for voltage signal detection, the cover plate 9 is arranged at the upper end of the box body 3, the box body 3 is rotationally connected with the cover plate 9 through a torsion spring, and the direction of an opening formed by the box body 3 and the cover plate 9 is the same as the moving direction of the box body 3.

Specifically, the upper end of the box body 3 is rotatably connected with a cover plate 9 through a torsion spring, and the direction of an opening formed by the box body 3 and the cover plate 9 is the same as the moving direction of the box body 3; when box 3 removed outside to support body 1, through torsional spring and 3 rotation of box apron 9 of being connected, along with leaving of box 3, apron 9 is automatic gradually and is opened under the effect of torsional spring, makes things convenient for the staff directly to use fault locating device 2, utilizes ingenious mechanical principle to realize that the automation of box 3 is opened.

As a further optimization of the fault positioning device for voltage signal detection, the two sides of the frame body 1 are respectively provided with a box body outlet, and the lower end of the box body outlet is connected with the door plate 10 through a torsion spring.

Specifically, two sides of the frame body 1 are respectively provided with a box body outlet for the box body 3 to enter and exit, and the lower end of the box body outlet is rotatably connected with a door plate 10 through a torsion spring; the setup of box export is used for making box 3 come in and go out, and the setting of door plant 10 can protect box 3 in the support body 1, and door plant 10 is connected with the rotation of box export lower extreme, can be when 3 bulges of box or go back, and door plant 10 is automatic opens and close.

As a further optimization of the fault location device 2 for detecting the voltage signal, the upper end of the outlet of the box body is provided with a guide wheel 11, and the guide wheel 11 is abutted with the cover plate 9.

Specifically, the upper end of the outlet of the box body is rotatably connected with a guide wheel 11, the guide wheel 11 is a rotatable wheel, and the guide wheel 11 is abutted against the upper surface of the cover plate 9; when the box 3 leaves or enters the frame 1, the cover plate 9 inevitably rubs with the upper end of the outlet of the box due to the automatic opening, so the guide wheel 11 can reduce the abrasion of the upper surface of the cover plate 9 through the rotation of the guide wheel.

As a further optimization of the fault location device 2 for voltage signal detection of the present invention, four corners of the bottom end of the frame body 1 are respectively provided with universal wheels 12.

Specifically, 1 bottom four corners of support body rotates respectively and is connected with universal wheel 12, and the setting of universal wheel 12 can make things convenient for the staff to remove support body 1, reduces the consumption of staff's physical power when removing support body 1.

As a further optimization of the fault location device 2 for voltage signal detection of the present invention, a pull rod 13 is disposed on the frame body 1, and the pull rod 13 is disposed at the front end of the frame body 1.

Specifically, fixedly connected with pull rod 13 on support body 1, pull rod 13 is fixed at 1 front end of support body, and pull rod 13 and universal wheel 12's cooperation can make things convenient for the staff to carry out holistic removal to support body 1, increases the geographical environment who is suitable for.

As a further optimization of the fault location device 2 for voltage signal detection of the present invention, a placing plate 14 is provided at the upper end of the frame body 1.

Specifically, 1 upper end fixedly connected with of support body places board 14, and the setting of placing board 14 can form a platform on support body 1, makes things convenient for the staff to place or use other instruments.

As a further optimization of the fault location device 2 for voltage signal detection of the present invention, a cushion layer is laid in the box body 3.

Specifically, lay on the inner wall of box 3 and be equipped with the bed course, the bed course is the sponge, because fault locating device 2 belongs to precision equipment, so lay the bed course in box 3 and prevent that fault locating device 2 from taking place to damage in the collision of removal in-process with box 3.

Claims

1. A fault location device for voltage signal detection, characterized by: comprises a frame body (1) and a fault positioning device (2); the frame body (1) is provided with a box body (3), a sliding rail (4) and a guide rail (5), and the fault positioning device (2) is arranged in the box body (3); the slide rails (4) are transversely arranged in the frame body (1), the number of the slide rails (4) is more than one, and the slide rails (4) are arranged in the frame body (1) in a stacked mode; the box body (3) and the slide rails (4) are the same in quantity, and the bottom end of the box body (3) is connected with the upper ends of the slide rails (4) in a sliding manner; guide rail (5) are the bow font and set up support body (1) front end, guide rail (5) horizontal part with slide rail (4) parallel arrangement, sliding connection has chain (6) in guide rail (5), be provided with fixed point (7) on chain (6), fixed point (7) with box (3) quantity is the same, fixed point (7) with box (3) fixed connection removes box (3) both sides roll-off are followed respectively in chain (6) messenger range upon range of box (3) of placing.

2. A fault location device for voltage signal detection according to claim 1, wherein: the number of the guide rails (5) is two, and the two guide rails (5) are symmetrically distributed at the front end and the rear end of the frame body (1).

3. A fault location device for voltage signal detection according to claim 2, wherein: and a handle (8) is arranged on the chain (6).

4. A fault location device for voltage signal detection according to claim 3, wherein: the improved box is characterized in that a cover plate (9) is arranged at the upper end of the box body (3), the box body (3) is rotationally connected with the cover plate (9) through a torsion spring, and the direction of an opening formed by the box body (3) and the cover plate (9) is the same as the moving direction of the box body (3).

5. The fault locating device for voltage signal detection according to claim 4, wherein: two sides of the frame body (1) are respectively provided with a box outlet, and the lower end of the box outlet is rotatably connected with a door plate (10) through a torsion spring.

6. The fault locating device for voltage signal detection according to claim 5, wherein: and a guide wheel (11) is arranged at the upper end of the outlet of the box body (3), and the guide wheel (11) is abutted to the cover plate (9).

7. The fault locating device for voltage signal detection according to claim 6, wherein: four corners of the bottom end of the frame body (1) are respectively provided with universal wheels (12).

8. A fault location device for voltage signal detection according to claim 7, wherein: the frame body (1) is provided with a pull rod (13), and the pull rod (13) is arranged at the front end of the frame body (1).

9. A fault location device for voltage signal detection as claimed in claim 8, wherein: a placing plate (14) is arranged at the upper end of the frame body (1).

10. A fault location device for voltage signal detection according to claim 9, wherein: and a cushion layer is paved in the box body (3).