CN212483738U

CN212483738U - Fault fixed-point protection type detection device based on power distribution network

Info

Publication number: CN212483738U
Application number: CN202021378494.4U
Authority: CN
Inventors: 陈超洋; 肖勇; 赖强; 丁李; 王靖; 赵云; 黄采伦
Original assignee: Hunan University of Science and Technology
Current assignee: Hunan University of Science and Technology
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-02-05
Anticipated expiration: 2030-07-14

Abstract

The utility model discloses a fault fixed-point protection type detection device based on a power distribution network, a protection adjusting component is installed outside an installation box, a buffer board is installed at the position of the end part of a mounting groove corresponding to a screw rod, a line-setting protection component is installed at the position of the top surface of a cable fault detector located at a junction tube, an arc-shaped rubber sheet is bonded between two rubber anti-slip gaskets, a ground-pasting component is installed at the bottom of a bottom plate, a sand bag is bonded between a movable rod and the inner wall of a counterweight frame, and a support platform component is installed inside a box cover. The operation is more convenient, and a plurality of structures cooperate, play the protection and use more convenient effect.

Description

Fault fixed-point protection type detection device based on power distribution network

Technical Field

The utility model relates to a line detection technical field specifically is a trouble fixed point protection type detection device based on distribution network.

Background

After a power distribution network has a fault, two-point or multi-point grounding short circuit is easily caused, the safe operation of the system is further damaged, so the fault must be searched and eliminated as soon as possible, the cable fault detector is a special test instrument specially developed for the wiring and maintenance of cables such as security monitoring, comprehensive wiring, communication circuits and the like, integrates the functions of cable breakpoint test, short circuit test, cable searching, cable sequencing and the like, and is a necessary tool for fault fixed-point protection type detection of the power distribution network

However, the detection device in the market is often used outdoors, the outdoor environment is complex, the instrument is easily damaged by external impact, and the detection device is often reflected to cause inconvenient observation due to different angles in the use process, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a trouble fixed point protection type detection device based on distribution network can effectively solve the instrument that proposes in the above-mentioned background and receive external striking easily and damage, and because of the angle is different in the use, the reflection of light can often appear and produce the situation of observing inconvenience, brings inconvenient problem for the use.

In order to achieve the above object, the utility model provides a following technical scheme: the cable fault detector is arranged in the installation box, and a rubber plate is arranged between the installation box and the cable fault detector;

the protection adjusting assembly is arranged on the outer side of the installation box and comprises an installation groove, a side plate, a bottom plate, an inflatable cushion, a connecting cylinder, a rotating shaft, a rubber ring, a support ring, a buffer spring, an arc-shaped spring piece, a connecting pipe, a positioning screw rod, a buffer plate and a rubber strip;

the two mounting grooves are respectively arranged on two side surfaces of the mounting box, side plates are movably mounted in the mounting grooves, the two side plates are respectively and fixedly mounted at two ends of the top surface of the bottom plate, connecting pipes penetrate through the top ends of the side surfaces of the side plates, positioning screws are connected in the connecting pipes through threads, buffer plates are mounted in the mounting grooves corresponding to the end portions of the screws, and rubber strips are uniformly bonded between the buffer plates and the mounting grooves;

the utility model discloses a pneumatic mattress, including installation box bottom surface, connecting cylinder, rubber ring, bottom surface, connecting cylinder, bottom surface, the installation box bottom surface is close to positive one end position department and bonds and has the inflatable packer, the installation box bottom surface is close to inflatable packer department fixed mounting and has a connecting cylinder, two the bottom corresponds connecting cylinder position department fixed mounting between the side has the pivot, the even activity in the pivot outside has cup jointed the rubber circle, the fixed coupling in.

Preferably, the outer diameter of the support ring is equal to the inner diameter of the connecting cylinder, a rubber ring groove is formed in the position, corresponding to the rubber ring, of the rotating shaft, and the rubber ring is installed inside the rubber ring groove.

Preferably, the buffer plate is arc-shaped, and the radius of the buffer plate is equal to the distance from the end part of the rotating shaft positioned on the side surface of the side plate to the end part of the connecting pipe.

Preferably, a wiring pipe is installed at one end of the top surface of the cable fault detector, a wiring protection assembly is installed at the position, located on the wiring pipe, of the top surface of the cable fault detector, and the wiring protection assembly comprises an internal thread pipe, an installation block, a bottom spring, a connection bottom rod, a bottom wire clamp, a top spring, a connection top rod, a top wire clamp, a rubber anti-skid gasket, an arc-shaped rubber sheet and a middle wire clamp;

two the internal thread pipe is installed respectively in cable fault detector top surface and is located wiring pipe both sides position department, there is the installation piece internal thread pipe top through threaded connection, bottom spring is welded on installation piece top, bottom spring top movable mounting has the connection sill bar, two connect and weld installation sill bar between the sill bar, connect sill bar top movable mounting has a top spring, top spring top movable mounting has the connection ejector pin, two connect and weld installation between the ejector pin has a top ply-yarn drill, bottom ply-yarn drill and top ply-yarn drill inner wall all bond there is rubber anti-skidding gasket, two bond there is the arc sheet rubber between the rubber anti-skidding gasket, arc sheet rubber middle part bonds there is well ply-yarn drill.

Preferably, the connecting bottom rod and the connecting top rod are provided with threaded holes at positions corresponding to the end parts of the bottom spring and the top spring, spring connecting blocks are connected inside the threaded holes through threads, and the spring connecting blocks are welded and installed at the end parts of the bottom spring and the top spring respectively.

Preferably, the bottom of the bottom plate is provided with a ground adhering component, and the ground adhering component comprises a counterweight frame, a sliding chute, a movable rod, a sand bag, a pull rod, a guide groove and a cushion block;

the utility model discloses a counter weight frame, including counter weight frame, bottom plate, spout, counter weight frame, movable rod, pull rod, counter weight frame, fixed mounting has the guide way, counter weight frame passes through the screw to be installed in the bottom plate bottom, the spout has all been seted up to counter weight frame inner wall both sides, equal slidable mounting in counter weight frame middle part both sides has the movable rod, it has the sand bag to bond between movable rod and the counter weight frame inner wall, movable rod middle part fixed mounting has the pull rod, counter weight frame corresponds pull.

Preferably, the width of the guide groove is equal to the width of the pull rod, and one end of the pull rod is fixedly provided with a pull ring.

Preferably, a box cover is movably mounted at the top end of the mounting box, the front side and the back side of the box cover are both connected with the mounting box through lock catches, a supporting platform assembly is mounted inside the box cover and comprises supporting columns, connecting pieces, connecting piece grooves, accommodating grooves, expansion plates, magnetic stripes and iron bars;

four the support column articulates respectively in inside four corners position department of case lid, the connection piece has all been welded to the support column bottom, the connection piece groove has all been seted up to the rubber slab correspondence connection piece department, the groove has been seted up in the case lid outside, it all articulates at groove both ends to accomodate has the expansion board, the expansion board is kept away from the junction and is bonded there is the magnetic stripe, it bonds to correspond magnetic stripe position department and has the iron bar to accomodate the groove middle part.

Preferably, the outer side of the connecting piece is matched with the connecting piece groove, and the outer side of the bottom end of the supporting column is in contact with the inner wall of the installation box.

Preferably, the installing box top surface bonds and has smooth flange, the case lid corresponds smooth flange department and bonds and has the sealing strip, the sealing strip is kept away from case lid one side and has evenly seted up the seal hole, seal hole internally mounted has the sucking disc.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has scientific and reasonable structure and safe and convenient use;

1. be provided with protection adjustment assembly, the assembly that curb plate and bottom plate are constituteed cup joints in the install bin bottom, and when the install bin received the striking, the install bin rocked, and buffer spring and arc spring leaf absorb the impact to the pivot rotates the install bin as the center, and the angle of adjustment cable fault detector is conveniently looked over, and pivot and buffer board support this moment, and the rubber circle in the pivot outside still can absorb the impact, also can protect the install bin under the tilt state.

2. Be provided with alignment protection component, when working a telephone switchboard, be close to the connecting wire with the position of wire barrel utilize the end line card fixed, end spring can stimulate end line card for the wire barrel is connected inseparabler with the connecting wire, and goes into the inside back of line card and top line card in proper order with the connecting wire bending, and the connecting wire part is close to the arc sheet rubber crooked, when dragging the connecting wire, can cushion, prevents that the wire from being torn apart, improves the security of junction.

3. Be provided with and paste ground subassembly, when putting the install bin in ground, the pulling rod, the pull rod drives the movable rod and removes, compresses the sand bag, and the sand bag is close to ground position department and deforms, and the sand can cooperate ground to become different shapes, eliminates the space between sand bag bottom surface and the ground, puts more stably, conveniently operates.

4. Be provided with a supporting bench subassembly, can pull the support column for support column and ground are perpendicular, and the connection piece card is gone into the connection piece inslot portion, and the case lid top surface is parallel with cable fault detector top surface this moment, and the expansion board that can overturn enlarges the case lid top surface and puts the area, conveniently puts the instrument in the case lid top surface when operating cable fault detector, conveniently takes and operates.

5. Be provided with smooth flange, sealing strip, sealed hole and sucking disc, when the case lid covers in installation case top surface, the sealing strip deformation, the sucking disc adsorbs smooth flange for smooth flange and sealing strip are connected inseparabler, and then improve the leakproofness of junction, prevent that dust and water from getting into, improve the protecting effect.

To sum up, utilize protection adjustment subassembly, smooth flange and sealing strip and protect, cushion when the striking, improve sealed effect, improve the protecting effect, guarantee cable fault detection appearance normal operating, paste ground subassembly and make and put more stable, the alignment protection subassembly protective connection line prevents that the connecting wire is impaired when being convenient for to work a telephone switchboard, the supporting bench subassembly conveniently puts the instrument, it is more convenient to operate, a plurality of structure cooperations play the protection and use more convenient effect.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the protection adjustment assembly of the present invention;

FIG. 3 is a schematic structural diagram of the area A of FIG. 2 according to the present invention;

FIG. 4 is a schematic structural diagram of the area B of FIG. 2 according to the present invention;

FIG. 5 is a schematic structural view of the alignment protection assembly of the present invention;

FIG. 6 is a schematic structural view of the floor covering assembly of the present invention;

fig. 7 is a schematic view of the installation structure of the expansion board of the present invention;

FIG. 8 is a schematic view of the mounting structure of the suction cup of the present invention;

reference numbers in the figures: 1. installing a box; 2. a cable fault detector; 3. a rubber plate;

4. a protection adjustment assembly; 401. mounting grooves; 402. a side plate; 403. a base plate; 404. an inflatable cushion; 405. a connecting cylinder; 406. a rotating shaft; 407. a rubber ring; 408. a support ring; 409. a buffer spring; 410. an arc-shaped spring piece; 411. a connecting pipe; 412. positioning a screw rod; 413. a buffer plate; 414. a rubber strip;

5. a wire connecting pipe;

6. a routing protection component; 601. an internally threaded tube; 602. mounting blocks; 603. a bottom spring; 604. connecting the bottom rod; 605. a bottom line card; 606. a top spring; 607. connecting a top rod; 608. a line jacking card; 609. a rubber anti-slip gasket; 610. an arc-shaped rubber sheet; 611. a middle line card;

7. a threaded hole; 8. a spring connecting block;

9. a ground-engaging component; 901. a counterweight frame; 902. a chute; 903. a movable rod; 904. a sand bag; 905. a pull rod; 906. a guide groove; 907. cushion blocks;

10. a box cover; 11. locking;

12. a support table assembly; 1201. a support pillar; 1202. connecting sheets; 1203. a connecting piece groove; 1204. a receiving groove; 1205. an expansion board; 1206. a magnetic strip; 1207. iron bars;

13. smooth flange; 14. a sealing strip; 15. sealing the hole; 16. and (4) sucking discs.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-8, the utility model provides a fault fixed-point protection type detection device based on a power distribution network, which comprises an installation box 1, wherein a cable fault detector 2 is installed in the installation box 1, and a rubber plate 3 is installed between the installation box 1 and the cable fault detector 2;

the protection adjusting component 4 is installed on the outer side of the installation box 1, and the protection adjusting component 4 comprises an installation groove 401, a side plate 402, a bottom plate 403, an inflatable cushion 404, a connecting cylinder 405, a rotating shaft 406, a rubber ring 407, a support ring 408, a buffer spring 409, an arc-shaped spring leaf 410, a connecting pipe 411, a positioning screw 412, a buffer plate 413 and a rubber strip 414;

the two mounting grooves 401 are respectively arranged on two side surfaces of the mounting box 1, side plates 402 are movably mounted in the mounting grooves 401, the two side plates 402 are respectively and fixedly mounted at two ends of the top surface of the bottom plate 403, a connecting pipe 411 is mounted at the top end of the side surface of each side plate 402 in a penetrating manner, a positioning screw 412 is connected in each connecting pipe 411 through a thread, a buffer plate 413 is mounted at the position, corresponding to the end part of each screw, of the mounting groove 401, the buffer plate 413 is arc-shaped, the radius of the buffer plate 413 is equal to the distance from the end part of a rotating shaft 406 located on the side surface of each side plate 402 to the;

the utility model discloses a pneumatic cushion 404 that has adhered near positive one end position department of installing box 1 bottom surface, installing box 1 bottom surface is close to pneumatic cushion 404 department fixed mounting has a connecting cylinder 405, the bottom corresponds connecting cylinder 405 position department fixed mounting has a pivot 406 between two sides, the even activity in the pivot 406 outside has cup jointed rubber ring 407, the fixed coupling in the rubber ring 407 outside has supported ring 408, the external diameter of supported ring 408 equals the internal diameter of connecting cylinder 405, the rubber ring groove has been seted up to pivot 406 corresponding rubber ring 407 department, rubber ring 407 is installed inside the rubber ring groove, be convenient for install connecting cylinder 405, the even fixed mounting of bottom plate 403 top surface has buffer spring 409, curb plate 402 inner wall bonds has arc spring leaf 410.

A wiring pipe 5 is installed at one end of the top surface of the cable fault detector 2, and a wiring protection assembly 6, is installed at the position, located on the wiring pipe 5, of the top surface of the cable fault detector 2, wherein the wiring protection assembly 6 comprises an internal threaded pipe 601, an installation block 602, a bottom spring 603, a connection bottom rod 604, a bottom wire clamp 605, a top spring 606, a connection top rod 607, a top wire clamp 608, a rubber anti-skid gasket 609, an arc-shaped rubber sheet 610 and a middle wire clamp 611;

two internal thread tubes 601 are respectively arranged on the top surface of the cable fault detector 2 and positioned at two sides of the wiring tube 5, the top end of the internal thread tube 601 is connected with an installation block 602 through threads, the top end of the installation block 602 is welded with a bottom spring 603, the top end of the bottom spring 603 is movably arranged with a bottom connecting rod 604, a bottom wire clip 605 is welded between the two bottom connecting rods 604, the top end of the bottom connecting rod 604 is movably arranged with a top spring 606, the top end of the top spring 606 is movably arranged with a connecting top rod 607, the end parts of the bottom connecting rod 604 and the connecting top rod 607 corresponding to the end parts of the bottom spring 603 and the top spring 606 are respectively provided with a threaded hole 7, the threaded hole 7 is internally connected with a spring connecting block 8 through threads, a plurality of spring connecting blocks 8 are respectively welded and arranged on the end parts of the bottom spring 603 and the top spring 606, the bottom wire clip 603 and the top spring 606 are conveniently, an arc-shaped rubber sheet 610 is bonded between the two rubber antiskid gaskets 609, and a middle line clamp 611 is bonded in the middle of the arc-shaped rubber sheet 610.

The bottom of the bottom plate 403 is provided with a ground attaching assembly 9, and the ground attaching assembly 9 comprises a counterweight frame 901, a chute 902, a movable rod 903, a sand bag 904, a pull rod 905, a guide groove 906 and a cushion block 907;

counter weight frame 901 passes through the screw mounting in bottom plate 403 bottom, spout 902 has all been seted up to counter weight frame 901 inner wall both sides, equal slidable mounting in counter weight frame 901 middle part both sides has movable rod 903, it has sand bag 904 to bond between movable rod 903 and the counter weight frame 901 inner wall, movable rod 903 middle part fixed mounting has pull rod 905, counter weight frame 901 corresponds pull rod 905 department and has seted up guide way 906, the width of guide way 906 equals the width of pull rod 905 department, pull rod 905 one end fixed mounting has the pull ring, be convenient for spur pull rod 905, counter weight frame 901 bottom surface four corners position department all bonds there is cushion 907.

A box cover 10 is movably installed at the top end of the installation box 1, two ends of the front surface and the back surface of the box cover 10 are connected with the installation box 1 through lock catches 11, a support table assembly 12 is installed inside the box cover 10, and the support table assembly 12 comprises a support column 1201, a connecting sheet 1202, a connecting sheet groove 1203, an accommodating groove 1204, an expansion plate 1205, a magnetic stripe 1206 and an iron stripe 1207;

four support columns 1201 articulate respectively in the inside four corners position department of case lid 10, connection piece 1202 has all been welded to support column 1201 bottom, connection piece groove 1203 has all been seted up to 3 corresponding connection piece 1202 departments of rubber slab, connection piece 1202 agrees with in the outside connection piece groove 1203, support column 1201 bottom outside contact install bin 1 inner wall, be convenient for connection piece 1202 imbed in connection piece groove 1203, make support column 1201 support more stable, the groove 1204 has been seted up in the case lid 10 outside, it all articulates at the groove 1204 both ends of accomodating has the expansion board 1205, the expansion board 1205 is kept away from the junction and is bonded there is the magnetic stripe 1206, it bonds to have iron strip 1207 to accomodate groove 1204 middle part correspondence magnetic stripe 1206 position.

Smooth flange 13 is bonded on the top surface of the mounting box 1, sealing strips 14 are bonded at the positions, corresponding to the smooth flanges 13, of the box cover 10, sealing holes 15 are uniformly formed in one sides, far away from the box cover 10, of the sealing strips 14, and suckers 16 are mounted inside the sealing holes 15.

The utility model discloses a theory of operation and use flow: placing the cushion block 907 of the counterweight frame 901 on the ground, pulling the pull rod 905 along the guide groove 906, compressing the sand bag 904, deforming the sand bag 904 close to the ground, and changing the sand in the sand bag 904 into different shapes by matching with the ground so as to eliminate the gap between the bottom surface of the sand bag 904 and the ground, so that the installation box 1 is placed more stably and is convenient to operate;

the lock catch 11 is opened, the box cover 10 is taken down, wiring is prepared, one end of the connecting wire is inserted in alignment with the wiring tube 5, the position, close to the wiring tube 5, of the connecting wire is fixed through the bottom wire clamp 605, the bottom wire clamp 605 is pulled by the bottom spring 603, the wiring tube 5 is connected with the connecting wire more tightly, the connecting wire is bent and clamped into the middle wire clamp 611 and the top wire clamp 608 in sequence, the connecting wire is bent and attached close to the arc-shaped rubber sheet 610, when the connecting wire is pulled, the connecting wire deforms along with the arc-shaped rubber sheet 610, buffering can be carried out, the lead is prevented from being pulled apart, and the safety of a connecting;

the supporting column 1201 can be pulled to enable the supporting column 1201 to be perpendicular to the ground, the connecting sheet 1202 is clamped into the connecting sheet groove 1203, the top surface of the box cover 10 is parallel to the top surface of the cable fault detector 2, the expansion plate 1205 can be turned, the magnetic strip 1206 is separated from the iron strip 1207, the placing area of the top surface of the box cover 10 is enlarged, tools can be conveniently placed on the top surface of the box cover 10 when the cable fault detector 2 is operated, and taking and operation are convenient;

the assembly composed of the side plate 402 and the bottom plate 403 is sleeved at the bottom of the installation box 1, when the installation box 1 is impacted, the installation box 1 is stably placed because the bottom plate 403 is connected with the counterweight frame 901, the installation box 1 shakes, the buffer spring 409 and the arc-shaped spring piece 410 absorb impact to prevent the installation box 1 from being damaged, the installation box 1 is rotated by taking the rotating shaft 406 as a center, the buffer plate 413 is extruded by the rotating positioning screw 412 to fix the installation box 1, the angle of the cable fault detector 2 is adjusted, the viewing is convenient, the bottom end of the inflatable cushion 404 is contacted with the ground and is supported in an auxiliary mode, at the moment, the rubber ring 407 on the outer side of the rotating shaft 406 supports the connecting cylinder 405, when the installation box 1 shakes, the rubber ring 407 deforms to absorb vibration, and;

after the detection is finished, when the box cover 10 covers the top surface of the installation box 1, the sealing strip 14 deforms, the sucker 16 adsorbs the top surface of the smooth flange 13, so that the smooth flange 13 and the sealing strip 14 are connected more tightly, the sealing performance of the joint is improved, dust and water are prevented from entering, and the protection effect is improved.

Utilize protection adjustment subassembly 4, smooth flange 13 and sealing strip 14 and protect, cushion when the striking, improve sealed effect, improve the protective effect, guarantee 2 normal operating of cable fault detection appearance, ground subassembly 9 makes to put more stably, the 6 protective connection lines of alignment protection subassembly, it is impaired to prevent the connecting line when being convenient for to work a telephone switchboard, supporting bench subassembly 12 conveniently puts the instrument, the operation is more convenient, a plurality of structure cooperation plays the protection and uses more convenient effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fault fixed point protection type detection device based on distribution network, includes install bin (1), its characterized in that: a cable fault detector (2) is arranged in the installation box (1), and a rubber plate (3) is arranged between the installation box (1) and the cable fault detector (2);

the protection adjusting assembly (4) is installed on the outer side of the installation box (1), and the protection adjusting assembly (4) comprises an installation groove (401), a side plate (402), a bottom plate (403), an inflatable cushion (404), a connecting cylinder (405), a rotating shaft (406), a rubber ring (407), a support ring (408), a buffer spring (409), an arc-shaped spring leaf (410), a connecting pipe (411), a positioning screw (412), a buffer plate (413) and a rubber strip (414);

the two mounting grooves (401) are respectively arranged on two side surfaces of the mounting box (1), side plates (402) are movably mounted in the mounting grooves (401), the two side plates (402) are respectively and fixedly mounted at two ends of the top surface of the base plate (403), a connecting pipe (411) penetrates through the top end of the side surface of each side plate (402), a positioning screw (412) is connected in each connecting pipe (411) through threads, a buffer plate (413) is mounted at a position, corresponding to the end portion of each screw, of each mounting groove (401), and rubber strips (414) are uniformly bonded between each buffer plate (413) and each mounting groove (401);

install bin (1) bottom surface is close to front one end position department and bonds and has inflatable packer (404), install bin (1) bottom surface is close to inflatable packer (404) and locates fixed mounting there are connecting cylinder (405), two the bottom corresponds connecting cylinder (405) position department fixed mounting between the side has pivot (406), rubber circle (407) has been cup jointed in the even activity in pivot (406) outside, the fixed cover in rubber circle (407) outside has been cup jointed and has been supported circle (408), the even fixed mounting of bottom plate (403) top surface has buffer spring (409), curb plate (402) inner wall bonds and has arc spring leaf (410).

2. The distribution network-based fault fixed-point protection type detection device according to claim 1, wherein an outer diameter of the support ring (408) is equal to an inner diameter of the connecting cylinder (405), a rubber ring groove is formed in a position, corresponding to the rubber ring (407), of the rotating shaft (406), and the rubber ring (407) is installed inside the rubber ring groove.

3. The distribution network-based fault location protection type detection device according to claim 1, wherein the buffer plate (413) is arc-shaped, and the radius of the buffer plate (413) is equal to the distance from the end of the rotating shaft (406) located at the side of the side plate (402) to the end of the connecting pipe (411).

4. The distribution network-based fault fixed-point protection type detection device according to claim 1, wherein a wiring tube (5) is installed at one end of the top surface of the cable fault detector (2), a routing protection assembly (6) is installed on the top surface of the cable fault detector (2) at the position of the wiring tube (5), and the routing protection assembly (6) comprises an internal thread tube (601), an installation block (602), a bottom spring (603), a connection bottom rod (604), a bottom wire clamp (605), a top spring (606), a connection top rod (607), a top wire clamp (608), a rubber anti-skid gasket (609), an arc-shaped rubber sheet (610) and a middle wire clamp (611);

the cable fault detection device is characterized in that the two internal thread tubes (601) are respectively installed on the top surface of the cable fault detection device (2) and located at the positions of two sides of the wiring tube (5), the top ends of the internal thread tubes (601) are connected with an installation block (602) through threads, the top ends of the installation block (602) are welded with a bottom spring (603), the top ends of the bottom springs (603) are movably installed with a connection bottom rod (604), a bottom cable clamp (605) is welded and installed between the two connection bottom rods (604), a top spring (606) is movably installed at the top end of the connection bottom rod (604), a connection top rod (607) is movably installed at the top end of the top spring (606), a top cable clamp (608) is welded and installed between the two connection top rod (607), rubber anti-skid gaskets (609) are respectively bonded on the inner walls of the bottom cable clamp (605) and the top cable clamp (, the middle part of the arc-shaped rubber sheet (610) is bonded with a middle line card (611).

5. The distribution network-based fault fixed-point protection type detection device according to claim 4, wherein threaded holes (7) are formed in the end portions of the connecting bottom rod (604) and the connecting top rod (607) corresponding to the end portions of the bottom spring (603) and the top spring (606), spring connection blocks (8) are connected to the interior of each threaded hole (7) through threads, and the spring connection blocks (8) are welded and mounted to the end portions of the bottom spring (603) and the top spring (606) respectively.

6. The distribution network-based fault location protection type detection device is characterized in that a ground attaching assembly (9) is mounted at the bottom of the bottom plate (403), and the ground attaching assembly (9) comprises a counterweight frame (901), a sliding chute (902), a movable rod (903), a sand bag (904), a pull rod (905), a guide groove (906) and a cushion block (907);

the counterweight frame (901) is installed at the bottom of the bottom plate (403) through screws, sliding grooves (902) are formed in two sides of the inner wall of the counterweight frame (901), movable rods (903) are installed on two sides of the middle of the counterweight frame (901) in a sliding mode, sand bags (904) are bonded between the movable rods (903) and the inner wall of the counterweight frame (901), pull rods (905) are fixedly installed in the middle of the movable rods (903), guide grooves (906) are formed in positions, corresponding to the pull rods (905), of the counterweight frame (901), and cushion blocks (907) are bonded at four corners of the bottom surface of the counterweight frame (901).

7. The distribution network-based fault location protection type detection device according to claim 6, wherein the width of the guide slot (906) is equal to the width of a pull rod (905), and a pull ring is fixedly installed at one end of the pull rod (905).

8. The distribution network-based fault fixed-point protection type detection device is characterized in that a box cover (10) is movably mounted at the top end of the installation box (1), the front and back ends of the box cover (10) are connected with the installation box (1) through lock catches (11), a support platform assembly (12) is mounted inside the box cover (10), and the support platform assembly (12) comprises a support column (1201), a connecting sheet (1202), a connecting sheet groove (1203), a receiving groove (1204), an expansion plate (1205), a magnetic stripe (1206) and an iron stripe (1207);

four support column (1201) articulate respectively in the inside four corners position department of case lid (10), connection piece (1202) have all been welded to support column (1201) bottom, connection piece groove (1203) have all been seted up in connection piece (1202) department in rubber slab (3) correspondence, accomodate groove (1204) have been seted up in case lid (10) outside, it all articulates at groove (1204) both ends to accomodate has expansion board (1205), expansion board (1205) are kept away from the junction and are bonded magnetic stripe (1206), it bonds to correspond magnetic stripe (1206) position department in groove (1204) middle part to accomodate has iron bar (1207).

9. The distribution network-based fault location protection type detection device according to claim 8, wherein the connection piece (1202) is externally engaged with a connection piece groove (1203), and the outer side of the bottom end of the support column (1201) contacts the inner wall of the installation box (1).

10. The distribution network-based fault fixed-point protection type detection device according to claim 8, wherein a smooth rib (13) is bonded to the top surface of the installation box (1), a sealing strip (14) is bonded to a position, corresponding to the smooth rib (13), of the box cover (10), a sealing hole (15) is uniformly formed in one side, away from the box cover (10), of the sealing strip (14), and a suction cup (16) is mounted inside the sealing hole (15).