CN114487713B

CN114487713B - Hand-push type cable fault positioning detection equipment

Info

Publication number: CN114487713B
Application number: CN202210137656.2A
Authority: CN
Inventors: 毛华撑; 熊焕煌; 于思杰
Original assignee: Chuangguang Cable Co ltd
Current assignee: Chuangguang Cable Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2023-07-14
Anticipated expiration: 2042-02-15
Also published as: CN114487713A

Abstract

The invention relates to the technical field of cable detection and discloses a hand-push type cable fault positioning detection device which comprises a structural main body, wherein a hand push frame is arranged at the bottom of the structural main body, a protective cover is placed at the top of the hand push frame, an end cover is rotatably connected to the top of the protective cover, placing ends are arranged on two sides of the bottom of the protective cover, and limiting assemblies are arranged at two ends inside the placing ends. According to the invention, one group of support rods are rotated, the other group of support rods are directly driven to rotate under the action of the gears and the chains, and then the connecting rod is pulled outwards, after the connecting rod moves to a proper position, the left or right group of support rods are reversely rotated, so that the limiting block moves to the inside of the limiting groove, the distance between the support rods at two sides is conveniently adjusted, the working difficulty is reduced, the stable limiting fixation of the limiting rod in the inside of the limiting groove is ensured, the shaking of the limiting rod caused by the influence of external environment is avoided, and the detection accuracy is improved.

Description

Hand-push type cable fault positioning detection equipment

Technical Field

The invention relates to the technical field of cable detection, in particular to hand-push type cable fault positioning detection equipment.

Background

The hand-push type cable fault positioning instrument is generally composed of a hand-push frame and a cable fault positioning instrument and is generally assembled, wherein the cable fault positioning instrument is a comprehensive cable fault detection instrument which can test faults such as high-resistance flashover faults, high-low-resistance grounding, short circuits, poor contact and the like of a cable, and the cable fault positioning instrument is provided with an acoustic measurement fixed point instrument which can be used for accurately measuring the accurate position of a fault point and is particularly suitable for testing power cables and communication cables with various types and different grades of voltages.

However, when the existing cable fault locator is operated at a higher position, as the width of the cable fault locator is fixed, the distance between the frame structures on the installation frame (cable rack) provided with the cable is longer, and the cable fault locator is inconvenient to be directly placed on the frame on the installation frame (cable rack), so that when an operator detects a cable fault at a higher position, the detection operation is difficult, the difficulty of work is increased to a certain extent, and the detection rate is reduced.

Therefore, a hand-push type cable fault positioning detection device is designed.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides hand-push type cable fault locating detection equipment, which solves the problems that when the traditional cable fault locating instrument is operated at a higher position, the width of the cable fault locating instrument is fixed, the distance between frame structures on a mounting frame (a cable frame) provided with a cable is longer, and the cable fault locating instrument is inconvenient to be directly placed on the frame on the mounting frame (the cable frame), so that when an operator detects a cable fault at the higher position, the detection operation is difficult, the working difficulty is increased to a certain extent, and the detection speed is reduced.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the utility model provides a hand propelled cable fault location check out test set, includes the structure main part, the bottom of structure main part is provided with the hand push frame, the safety cover has been placed at the top of hand push frame, the top of safety cover rotates and is connected with the end cover, the both sides of safety cover bottom all are provided with places the end, place the inside both ends of end and all be provided with spacing subassembly, spacing subassembly is kept away from one side of safety cover all is provided with the supporting component who runs through to its inside one side, one side that the supporting component kept away from the safety cover all is provided with a supporting shoe, adjacent two sets of supporting component is close to one side of a supporting shoe all is provided with the connecting rod, the bottom of a supporting shoe all is provided with buffer assembly, every set of one side that the safety cover was kept away from to the outside of supporting component all is provided with the gear, adjacent two sets of outside all overlaps of gear is equipped with the chain.

Further, the limiting component comprises a slot, a movable groove is formed in the top of one end inside the slot, a plurality of groups of limiting grooves are uniformly formed in the top of the slot, and iron blocks are arranged at one ends, far away from the movable groove, of the limiting grooves.

Further, the supporting component comprises a supporting rod, a limiting plate is arranged on one side, away from the supporting block, of the supporting rod, a plurality of groups of limiting blocks matched with the limiting grooves are uniformly arranged on one side, close to the limiting plate, of the top of the supporting rod, and a plurality of groups of limiting rings are uniformly arranged on one side, close to the supporting block, of the outer portion of the supporting rod.

Further, the buffer assembly comprises a supporting plate, rubber suction cups are arranged at the bottoms of the supporting plates, supporting columns penetrating through the bottom ends of the supporting blocks are arranged at the tops of the supporting plates, movable plates are arranged at the tops of the supporting columns, elastic pieces are arranged at the tops of the movable plates, grooves are formed in the inner sides of the supporting blocks, and the movable plates and the elastic pieces are located in the inner sides of the grooves.

Furthermore, the two ends of one side of the connecting rod are provided with inserting holes, the connecting rods are respectively positioned at the inner sides of the two adjacent groups of limiting rings through the inserting holes, and the connecting rods are movably connected with the supporting rods through the inserting holes.

Furthermore, the end faces of the limiting blocks are provided with magnetic blocks matched with the iron blocks, and the limiting blocks are magnetically connected with the limiting grooves through the mutual matching of the iron blocks and the magnetic blocks.

Furthermore, the supporting rods are in sliding connection with the slots through the mutual matching of the movable slots and the limiting blocks.

Furthermore, the supporting rods are detachably connected with the slots through the mutual matching of the limiting grooves and the limiting blocks.

The beneficial effects of the invention are as follows:

1. according to the invention, through the slots, the movable grooves, the limit grooves, the iron blocks, the support rods, the limit blocks, the magnetic blocks, the connecting rods, the gears and the chains, when the cable fault positioning device is used, one group of support rods on the left side or the right side is directly rotated, so that the other group of support rods on the adjacent end faces are directly driven to rotate towards the same direction under the action of the gears and the chains, and therefore, the rotation of one group of support rods can be realized, the rotation force of the two groups of support rods can be simultaneously realized, the corresponding magnetic blocks and the iron blocks can be driven to be mutually separated, then the connecting rods are pulled outwards, after the connecting rods are moved to the proper positions, the limit blocks on the other group of support rods can be driven to be moved to the inside of the limit grooves by reversely rotating the one group of support rods on the left side or the right side, so that the support rods are conveniently carried on cable mounting frames with different widths (or carried on the positions of the top of cable wells with different diameters), the operation of the cable fault positioning device is simpler by operators, the distance between the support rods on two sides is conveniently adjusted, the work difficulty is reduced to a certain extent, the limit rods are stably limited and are fixed in the inside the limit grooves, the limit grooves are prevented from being influenced by the environment, and the accuracy of detection is improved.

2. According to the invention, through the support block, the buffer component, the support plate, the rubber sucker, the support post, the movable plate and the elastic piece, when the cable fault positioning detection device is used, the protective cover is placed on the surface of the hand-push frame, the rubber sucker is firstly contacted with the surface of the hand-push frame, then the protective cover is pressed downwards under the action of gravity, and downward extrusion force is generated on the support post, as enough movable space exists in the support block, when the support post generates reverse acting force on the elastic piece, part of the support post is moved to the inside of the support block, after the pressure applied by the elastic piece reaches a certain degree, reverse elastic extrusion force is generated on the rubber sucker, so that the rubber sucker is stably absorbed at the top of the hand-push frame, the contact between the protective cover and the hand-push frame is firmer by utilizing the adsorption force, the butt joint stability between the cable fault positioning detection device and the hand-push frame is ensured, meanwhile, the cable fault positioning detection device is prevented from directly sliding out from the top of the hand-push frame, and the service life of the cable fault positioning detection device is prolonged.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic diagram of the structure of the present invention;

FIG. 3 is a partial perspective view of the present invention;

FIG. 4 is a schematic view of a partial structure of the present invention;

FIG. 5 is an enlarged view of FIG. 2A in accordance with the present invention;

FIG. 6 is an enlarged view of B of FIG. 2 in accordance with the present invention;

fig. 7 is a schematic view of the structure of the gear of the present invention.

In the figure: 1. a structural body; 2. a protective cover; 3. an end cap; 4. a placement end; 5. a limit component; 501. a slot; 502. a movable groove; 503. a limit groove; 504. iron blocks; 6. a support assembly; 601. a support rod; 602. a limiting block; 603. a magnetic block; 604. a limiting plate; 605. a limiting ring; 7. a connecting rod; 8. a support block; 9. a buffer assembly; 901. a support plate; 902. a rubber suction cup; 903. a support post; 904. a movable plate; 905. an elastic member; 10. a hand pushing frame; 11. a gear; 12. and (3) a chain.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-7: the utility model provides a hand propelled shape cable fault location check out test set, including structure main part 1, the bottom of structure main part 1 is provided with hand push frame 10, safety cover 2 has been placed at the top of hand push frame 10, the top rotation of safety cover 2 is connected with end cover 3, the both sides of safety cover 2 bottom all are provided with and place end 4, place the inside both ends of end 4 and all be provided with spacing subassembly 5, spacing subassembly 5 is kept away from one side of safety cover 2 and all be provided with the supporting component 6 that runs through to its inside one side, one side that supporting component 6 kept away from safety cover 2 all is provided with prop up piece 8, one side that two adjacent groups of supporting component 6 are close to prop up piece 8 all is provided with connecting rod 7, the bottom of prop up piece 8 all is provided with buffer assembly 9, one side that the safety cover 2 was kept away from to the outside of every group of supporting component 6 all is provided with gear 11, the outside of two adjacent groups of gear 11 all overlaps and is equipped with chain 12.

According to the invention, when a cable fault positioning instrument is required to be carried for fault positioning detection of cables at a higher position (and cables inside a cable well), only the supporting rods 601 are required to be rotated anticlockwise, so that the magnetic blocks 603 on the limiting blocks 602 are separated from the iron blocks 504 inside the limiting grooves 503, the limiting blocks 602 are driven to the inside of the movable grooves 502 under the action of the supporting rods 601, the limiting blocks 602 on other groups of the supporting rods 601 are rotated anticlockwise to the inside of the movable grooves 502, then the connecting rods 7 at two sides of the protective cover 2 are pulled leftwards or rightwards respectively, thereby being convenient for adjusting the distance between the two groups of the supporting rods 601 of the protective cover 2, and after the limiting blocks 602 on each group of the supporting rods 601 are moved to the inside of the limiting grooves 503, the magnetic blocks 603 on the limiting blocks 602 are magnetically connected with the iron blocks 504 inside the limiting grooves 503, the stability of the supporting rods 601 after outwards extending is guaranteed, and accordingly, the supporting rods 601 are convenient to be arranged on the cable mounting frames at the higher position (or at the positions of the tops of the cable wells), the cable fault positioning instrument is simpler to operate and the rate is reduced to a certain extent, and the speed of the operator is improved.

Referring to fig. 2, 3, 4 and 6, the limiting component 5 includes a slot 501, a movable slot 502 is disposed at the top of one end inside the slot 501, multiple groups of limiting slots 503 are uniformly disposed at the top of the slot 501, and iron blocks 504 are disposed at one end of the limiting slots 503 away from the movable slot 502, so that the magnetic blocks 603 on the limiting block 602 are magnetically attracted to the iron blocks 504 inside the limiting slots 503, and the stability of the supporting rod 601 after extending outwards is ensured.

Referring to fig. 1, 2, 4 and 6, the supporting component 6 includes a supporting rod 601, a limiting plate 604 is disposed on one side of the supporting rod 601 away from the supporting block 8, a plurality of groups of limiting blocks 602 matched with the limiting grooves 503 are uniformly disposed on one side of the top of the supporting rod 601 close to the limiting plate 604, a plurality of groups of limiting rings 605 are uniformly disposed on one side of the outer side of the supporting rod 601 close to the supporting block 8, when the supporting block 8 is located in the movable groove 502, the supporting rod 601 can move left and right along the slot 501, and when the supporting block 8 moves to the inner side of the limiting groove 503, the supporting rod 601 moves left and right differently, so that the supporting rod 601 after moving is convenient to carry out limiting support, and stability of later use is ensured.

Referring to fig. 1, 2, 3 and 5, the buffer assembly 9 includes a support plate 901, a rubber suction cup 902 is disposed at the bottom of the support plate 901, a support post 903 penetrating through the bottom of the support block 8 is disposed at the top of the support plate 901, a movable plate 904 is disposed at the top of the support post 903, an elastic piece 905 is disposed at the top of the movable plate 904, a groove is disposed at the inner side of the support block 8, the movable plate 904 and the elastic piece 905 are disposed at the inner side of the groove, an adsorption force is generated on the surface of the hand pushing frame 10 during the pressing process of the bottom of the protective cover 2 by using the rubber suction cup 902, the contact between the protective cover 2 and the hand pushing frame 10 is firmer by using the adsorption force, and the fixing and attaching between the cable fault locator and the hand pushing frame 10 and the later detachment are simpler by using the rubber suction cup 902.

Referring to fig. 1, 2, 3 and 5, two ends of one side of the connecting rod 7 are provided with insertion holes, the connecting rod 7 is respectively located at the inner sides of two adjacent groups of limiting rings 605 through the insertion holes, the connecting rod 7 is movably connected with the supporting rods 601 through the insertion holes, the insertion holes formed in the connecting rod 7 are utilized to enable one group of connecting rods 7 to be movably connected with the two groups of supporting rods 601, normal rotation of the supporting rods 601 can be achieved, the connecting rod 7 can be enabled to move left and right on the two adjacent groups of supporting rods 601 under the action of the limiting rings 605, and difficulty in left and right movement of the supporting rods 601 is reduced.

Referring to fig. 3, 4 and 6, the end surfaces of the limiting blocks 602 are provided with magnetic blocks 603 matching with the iron blocks 504, the limiting blocks 602 are magnetically attracted to the limiting grooves 503 through the mutual matching of the iron blocks 504 and the magnetic blocks 603, the limiting blocks 602 are magnetically attracted to the limiting grooves 503 by the mutual matching of the iron blocks 504 and the magnetic blocks 603, the limiting blocks 602 on each group of supporting rods 601 are moved to the inside of the limiting grooves 503, the magnetic blocks 603 on the limiting blocks 602 are magnetically attracted to the iron blocks 504 inside the limiting grooves 503, the stability of the supporting rods 601 after being extended outwards is ensured, and the supporting rods 601 are prevented from moving to the inside of the movable grooves 502 under the action of self-transmission force (without the influence of rotating force given by operators).

Please refer to fig. 1, 2, 3, 4 and 6 with emphasis, bracing piece 601 all through the mutually supporting of movable slot 502 and stopper 602 and slot 501 sliding connection, utilize the mutually supporting of movable slot 502 and stopper 602, make bracing piece 601 slot 501 sliding connection, be convenient for do in the movable bracing piece 601, realize the adjustment to the distance between the two sides piece 8 of safety cover 2, thereby make its better adaptation cable mount of different width and the well head at different cable well tops, be convenient for take the better well head position department at cable mount surface and cable well top with the safety cover, for later stage operator is better to cable mount and cable location detection effect inside the cable well, the degree of difficulty of work has been reduced.

Please refer to fig. 1, 2, 3, 4 and 6, the supporting rod 601 is detachably connected with the slot 501 through the mutual matching of the limiting groove 503 and the limiting block 602, and the supporting rod 601 is detachably connected with the slot 501 by utilizing the mutual matching of the limiting groove 503 and the limiting block 602, so as to be convenient for adjusting the distance between the supporting rod 601 and the supporting block 8 and the protective cover 2.

In summary, when the invention is used, when a cable fault positioning instrument is needed to be carried for fault positioning detection of a cable at a higher position (and a cable inside a cable well), only the supporting rods 601 are needed to be rotated anticlockwise, so that the magnet 603 on the limiting block 602 is separated from the iron block 504 inside the limiting groove 503, the limiting block 602 is driven to the inside of the movable groove 502 under the action of the supporting rods 601, the limiting blocks 602 on the other groups of supporting rods 601 are rotated anticlockwise to the inside of the movable groove 502, then the connecting rods 7 at two sides of the protective cover 2 are pulled leftwards or rightwards respectively, thereby being convenient for adjusting the distance between the two groups of supporting rods 601 of the protective cover 2, and after the supporting rods are moved to a proper position, each group of supporting rods 601 are rotated clockwise, so that the limiting block 602 on each group of supporting rods 601 is moved to the inside of the limiting groove 503, the magnetic block 603 on the limiting block 602 is magnetically connected with the iron block 504 in the limiting groove 503, so that the stability of the supporting rod 601 after outwards extending is ensured, the supporting rod 601 is conveniently lapped on a cable mounting frame at a higher position (or a wellhead position at the top of a cable well), the operation of an operator on the cable fault locator is simpler, the working difficulty is reduced to a certain extent, the detection speed is improved, a group of connecting rods 7 can be movably connected with two groups of supporting rods 601 at the same time by utilizing the jack on the connecting rods 7, the normal rotation of the supporting rods 601 can be realized, the connecting rods 7 can simultaneously move left and right adjacent groups of supporting rods 601 under the action of the limiting ring 605, the difficulty of the left and right movement of the supporting rods 601 is reduced, the suction force is generated on the surface of the hand pushing frame 10 in the pressing process by utilizing the rubber sucker 902, the contact between the protection cover 2 and the hand push frame 10 is firmer by utilizing the adsorption force, the fixing attachment between the cable fault locator and the hand push frame 10 and the later disassembly are simpler by utilizing the rubber sucker 902, jolt can be generated when the hand push frame 10 is pushed in the process, if the hand push frame moves in a complex environment, the jolt degrees of the support block 8, the protection cover 2 and the support rod 601 are larger up and down, meanwhile, the elastic piece 905 is subjected to extrusion force to deform under the stress and generate corresponding elastic potential energy, the support block 8 and the protection cover 2 can be influenced by the elastic buffer force generated by the elastic piece 905 by utilizing the generated elastic potential energy, the vibration influence of the jolt on each group of parts in the cable fault locator is reduced to a certain extent, and the service life of the electric cable fault locator is prolonged to a certain extent.

The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a hand propelled shape cable fault location check out test set, includes structure main part (1), its characterized in that: the utility model discloses a structure body, which is characterized in that a pushing frame (10) is arranged at the bottom of the structure body (1), a protecting cover (2) is arranged at the top of the pushing frame (10), an end cover (3) is rotatably connected at the top of the protecting cover (2), a placing end (4) is arranged at two sides of the bottom of the protecting cover (2), a limiting component (5) is arranged at two ends of the inside of the placing end (4), a supporting component (6) penetrating to one side of the inside of the protecting cover (2) is arranged at one side of the limiting component (5), a supporting block (8) is arranged at one side of the supporting component (6) which is far away from the protecting cover (2), a connecting rod (7) is arranged at one side of the supporting component (6) which is close to the supporting block (8), a buffer component (9) is arranged at the bottom of the supporting component (8), a gear (11) is arranged at one side of each supporting component (6), a chain (12) is sleeved at the outer side of each adjacent two groups of the gears (11), the limiting component (5) comprises a slot (501), a plurality of groups of slots (503) are uniformly arranged at the top of slots (501), the utility model discloses a movable slot (502) is characterized in that an iron block (504) is arranged at one end of the limit slot (503) far away from the movable slot (502), the support component (6) comprises a support rod (601), a limit plate (604) is arranged at one side of the support rod (601) far away from the support rod (8), a plurality of groups of limit blocks (602) matched with the limit slot (503) are uniformly arranged at one side of the top of the support rod (601) close to the limit plate (604), a plurality of groups of limit rings (605) are uniformly arranged at one side of the support rod (601) close to the support rod (8), jacks are arranged at two ends of one side of the connecting rod (7), the connecting rod (7) are respectively positioned at the inner sides of two adjacent groups of limit rings (605) through the jacks, the connecting rod (7) are movably connected with the support rod (601) through the jacks, a magnetic block (603) matched with the iron block (504) are arranged at the end face of the limit block (602), the limit block (602) is connected with the limit slot (503) through the mutual matching of the iron block (504) and the magnetic block (603), the supporting rods (601) are detachably connected with the slots (501) through the mutual matching of the limiting grooves (503) and the limiting blocks (602).

2. A hand-push type cable fault location detection device according to claim 1, wherein: the buffer component (9) comprises a support plate (901), rubber suction cups (902) are arranged at the bottoms of the support plate (901), support columns (903) penetrating through the bottom ends of the support blocks (8) are arranged at the tops of the support columns (903), movable plates (904) are arranged at the tops of the support columns (903), elastic pieces (905) are arranged at the tops of the movable plates (904), grooves are formed in the inner sides of the support blocks (8), and the movable plates (904) and the elastic pieces (905) are located in the inner sides of the grooves.