CN113567725B - Cable sheath grounding circular flow on-line monitoring device - Google Patents
Cable sheath grounding circular flow on-line monitoring device Download PDFInfo
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- CN113567725B CN113567725B CN202110902789.XA CN202110902789A CN113567725B CN 113567725 B CN113567725 B CN 113567725B CN 202110902789 A CN202110902789 A CN 202110902789A CN 113567725 B CN113567725 B CN 113567725B
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 20
- 238000001125 extrusion Methods 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims description 12
- 229910052573 porcelain Inorganic materials 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 14
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 11
- 235000017491 Bambusa tulda Nutrition 0.000 description 11
- 241001330002 Bambuseae Species 0.000 description 11
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 11
- 239000011425 bamboo Substances 0.000 description 11
- 230000001681 protective effect Effects 0.000 description 8
- 238000011084 recovery Methods 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 241000463219 Epitheca Species 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
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- General Physics & Mathematics (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses an online monitoring device for cable sheath grounding circular flow, and relates to the technical field of online monitoring. This cable sheath ground ring flows on-line monitoring device, including pressing from both sides getting the device, press from both sides the quantity of getting the device and be two, set up around two clamp get the device, press from both sides the device and including last clamp, the side opening one has been seted up to the right side lower extreme of going up the clamp, the inside fixedly connected with column casing of side opening one, the left end cover of column casing has connect the clamp post, in inserting the column casing and pass through spring swing joint with the column casing, the left end fixedly connected with extrusion clamp of clamp post, the left surface of extrusion clamp includes the cambered surface, the guiding slot has been seted up on the left surface of extrusion clamp, the below of going up the clamp is provided with down the clamp, down clamp and last clamp symmetry set up, the side opening two has been seted up to the right side upper end of clamp, the side opening two is adapted with the column casing, down has been seted up down on the inside wall of clamp, this cable sheath ground ring flows on-line monitoring device great application scope.
Description
Technical Field
The invention relates to the technical field of online monitoring, in particular to a cable sheath grounding circular flow online monitoring device.
Background
The cable sheath is a sealed metal sheath that is wrapped around the cable to prevent moisture from entering the cable. Power cable transmission has been widely adopted in cities, and the generation of induced voltage in the high voltage cable sheath is a common phenomenon in power cables. The excessively high sheath voltage not only affects the safety of people and related equipment, but also importantly, the sheath voltage generates sheath circulation, the sheath current not only causes energy loss and reduces transmission efficiency, but also increases the temperature of the cable, affects the service life of the cable and affects the transmission capacity of the cable.
At present, along with the continuous expansion of the power grid laying area, the electric power safety problem is emphasized by more and more people, the cable is an indispensable connecting piece in the electric power facility laying process, the high-voltage cable adopts a single-core structure, induced voltage is easy to appear on the metal sheath from the electromagnetic principle, when the metal sheath and the earth form a passage, the circulation generated on the metal sheath can reach higher values, the sheath heats, the current carrying capacity of the cable operation is reduced, and the like, the overheating of the metal sheath also can cause insulation aging of the cable, and threatens the safe operation of the cable, so that the circulation monitoring of the cable sheath becomes an important link in the electric power maintenance work, and the online monitoring device for the grounding circulation of the cable sheath is needed.
Disclosure of Invention
The invention aims to provide an on-line monitoring device for grounding loops of a cable sheath, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a cable sheath ground ring flows on-line monitoring device, includes and presss from both sides gets the device, press from both sides the quantity of getting the device and be two press from both sides and get the device and set up around, press from both sides and get the device and press from both sides including last clamp, go up the right side lower extreme of clamp and seted up side opening one, the inside fixedly connected with column casing of side opening one, the left end cover of column casing has connect the clamp post, the right-hand member of clamp post inserts in the column casing and passes through spring swing joint with the column casing, the left end fixedly connected with extrusion clamp of clamp post, the left surface of extrusion clamp includes the cambered surface, the guide slot has been seted up to the left surface of extrusion clamp, the below of going up the clamp is provided with down the clamp, down clamp and last clamp symmetry setting, down the right side opening two has been seted up to the right side opening one on the inside wall of clamp down.
Preferably, the outer side of the clamping device is provided with a shell device, the shell device comprises a lower shell, the interior of the lower shell is hollow, the upper sides of the front wall and the rear wall of the lower shell are respectively provided with a lower clamping groove, the lower clamping grooves correspond to the positions of the clamping device, the lower clamp groove is fixedly sleeved with a lower clamp and is matched with the lower clamp, a second lower hole is formed in the inner side wall of the lower clamp groove, the second lower hole is communicated with the first lower hole, a third side hole is formed in the right side wall of the lower clamp groove, and the third side hole is opposite to the second side hole and is matched with the second side hole.
Preferably, the handle hole has been seted up on the preceding inner wall of inferior valve, the handle hole is in the left side below position of inferior valve, the inside fixedly connected with inlayer of inferior valve, fixedly connected with electric wire one is run through to the upper surface front side of inlayer, fixedly connected with electric wire two is run through to the upper surface rear side of inlayer, the left surface upper end fixedly connected with post of inferior valve, the post has the epitheca through hinge swing joint, the post groove has been seted up to the left surface lower extreme of epitheca, the post groove cup joints on the post and with the post adaptation, go up the clamp groove has all been seted up to the front and back wall downside of epitheca, go up the inside fixed cup joint of clamp groove and gone up the clamp, it is just right with lower clamp groove to go up the clamp groove, offer the side opening four on the left side wall of clamp groove, four inside fixedly connected with post barrels.
Preferably, the below of clamping device is provided with connecting device, connecting device's quantity is two, two connecting device symmetry sets up, connecting device includes spliced pole one, two the one relative one end of spliced pole runs through swing joint through the bearing has the connecting plate, two the connecting plate respectively imbeds in fixed connection and the inner wall of its inferior valve that is close, the connecting plate is on the even spread of equidistant on the one side that is close spliced pole one, the quantity of spread groove is six, six the equal fixedly connected with coupling spring in inside of spread groove, the inside of spread groove has inserted the guard post, the guard post cuts off coupling spring, six the guard post takes spliced pole one to appear the heliciform setting as the center.
Preferably, the outside of spliced pole one has cup jointed the spring board, the material of spring board includes elastic material, the shape of spring board includes the heliciform, the innermost fixedly connected with spliced pole one of spring board, imbed fixedly connected with medial line on the inside wall of spring board, be in the front side medial line is connected with electric wire one, is that medial line and electric wire two are connected in the rear side, the spring board is in the inner wall space of inferior valve, the guard post inserts in the clearance of spring board and contacts with the inboard of spring board, the spring board is keeping away from the first one end fixedly connected with head post of spliced pole, the upper end fixedly connected with head knife of head knife, the both sides wall lower extreme fixedly connected with of head knife prevents tearing the post, head post passes down hole two and down hole one and movable joint in the inside of guide slot.
Preferably, the two opposite sides of the connecting plate are connected with a second connecting column together, the second connecting column is located below the inner layer, two ends of the second connecting column are connected with the adjacent connecting columns respectively, a handle is arranged in front of the first connecting column and located on the front side, the rear end of the handle is inserted into the handle hole and is fixedly connected with the first connecting column, and the handle is movably connected with the handle hole through a bearing.
Preferably, adjusting device is provided with above the inlayer, adjusting device includes the base, base fixed connection is on the inlayer, the upper surface outside fixedly connected with frame of base, the middle part fixedly connected with metal pole of frame, the outside activity of metal pole has cup jointed the gleitbretter, the upper surface middle part fixedly connected with porcelain section of thick bamboo of base, the resistance wire has been cup jointed in the outside of porcelain section of thick bamboo, the lower extreme and the resistance wire contact of gleitbretter, the front end left side fixed mounting of frame has terminal one, the rear end fixed mounting of frame has terminal two, terminal two is connected with electric wire.
Preferably, the place ahead of base is provided with the alarm box, the lower extreme fixed connection resistance wire of alarm box, the alarm box is at the one end fixedly connected with connecting wire one that is close the base, connecting wire one connects terminal one, fixed mounting has high-resistance alarm on the lower inner wall of alarm box, fixed mounting has the fan on the upper surface of alarm box, the front surface middle part fixedly connected with connecting wire two of alarm box, connecting wire two connecting wire one, the internal connection of alarm box has the circuit.
Preferably, the top of base is provided with upper clamping plate, fixedly connected with heat preservation on the inside wall of upper clamping plate, the lower extreme joint of upper clamping plate has lower floor's cardboard, lower floor's cardboard and upper clamping plate symmetry and adaptation, the lower extreme fixedly connected with heat conduction post of lower floor's cardboard, the below of heat conduction post is provided with the heat cylinder, the front end and the fan of heat cylinder are just right, the draw-in groove has been seted up to the rear end upside of heat cylinder, fixed connection draw-in groove is inserted to the lower extreme of heat conduction post, draw-in groove and heat conduction post adaptation, the piston has been cup jointed to the inside of heat cylinder, the piston is in the place ahead of heat conduction post, the rear surface fixedly connected with adjusting post one of piston, the rear end of adjusting post one runs through the rear end inner wall of heat cylinder and is connected with adjusting post two, adjusting post one and heat cylinder sealing connection, adjusting post two's shape includes the form, the one end of bending away from adjusting post one end and fixing connection's gleitbretter.
Compared with the prior art, the invention has the beneficial effects that:
(1) This cable sheath ground ring flows on-line monitoring device, through the design of clamping the device, when using the device, at first put into shell device with the cable that needs monitor position and monitor, the design of clamping the device is just that the cable that is used for clamping required detection position both ends, through the design of a section of thick bamboo, put into down clamp and go up the back in pressing from both sides with the cable at both ends, because through spring coupling between section of thick bamboo and the clamp post, the extrusion press from both sides can promote the cable to go up clamp and lower clamp inside and lean on left position fixed, through the design of extrusion clamp, thereby make the cable of different diameter sizes all can be pressed from both sides by clamping the stable clamp of device and get, great improvement the application scope of device.
(2) This cable sheath ground ring flows on-line monitoring device, through connecting device's design, after clamping the device and fixing the cable, through rotating the handle from outside, can drive spliced pole one and rotate, spliced pole one at both ends is because connect through spliced pole two, so spliced pole at both ends rotates simultaneously, rotate spliced pole one and can progressively promote the spring board and transport, when the handle carries out clockwise rotation, the head sword can be gradually towards the cable near under the drive of spring board, afterwards the head sword can insert in the sheath of cable, continue clockwise rotation handle, thereby make the head sword drive the spring board enter into the inside of cable, afterwards will handle anticlockwise rotation, thereby insert the spring board inside and wrap up in the inside of cable, thereby make interior side line and cable be connected, thereby accomplish the connection work of device, and is easy to operate, and is convenient.
(3) This cable sheath ground ring flows on-line monitoring device, after connecting, through the connection of circuit, make this circuit that electric wire one and electric wire two are connected and this circuit of monitoring go on parallelly connected, when the cable circulation generates heat, the heat that sends out the cable is passed through the heat conduction post and is given the inside of a heat section of thick bamboo, thereby make the both ends heat of a heat section of thick bamboo different, the heat of heat section of thick bamboo rear end can make the air expansion of heat section of thick bamboo rear end, thereby promote the piston and move forward in the inside of a heat section of thick bamboo, thereby drive the gleitbretter and move forward, can change resistance in the resistance wire access circuit like this, make the electric current of a part pass through from this circuit of electric wire one and electric wire two, after the reposition of redundant personnel, the air recovery temperature of heat section of thick bamboo rear end this moment, because the inside air recovery original state of a heat section of thick bamboo, thereby the piston can gradually resume the normal position, thereby adjusting device's design, the effect of automatic regulation and automatic recovery has been played for the cable generates heat, automatic performance of device has been greatly improved.
(4) According to the cable sheath grounding circulation on-line monitoring device, when the first wire and the second wire pass through the current, the fan and the high-resistance alarm can be shunted due to the fact that the fan and the high-resistance alarm exist at the same time, and therefore when the first wire and the second wire are shunted, the high-resistance alarm can not be triggered to alarm under the condition that the current passing through the high-resistance alarm is weak, at the moment, the alarm is not needed, when the cable heats seriously, the sliding sheet can be located at the position close to the front side of the resistance wire under the driving of the second adjusting column, at the moment, most of current can pass through the first wire and the second wire, and because the current of the first wire and the second wire is too large, the current obtained by the high-resistance alarm is larger, at the moment, the high-resistance alarm is triggered to alarm, so that the safety of the circuit is effectively protected, and the use safety of the device is greatly improved.
(5) According to the cable sheath grounding circulation on-line monitoring device, through the design of the first and second electric wires, a certain adjusting effect can be achieved on heating of the cable, and the existence of the first and second electric wires can be used for alarming and repairing the cable, so that time is striven for, dangers caused by overheating of the cable are avoided, and the use safety of the device is guaranteed.
(6) This cable sheath ground ring flows on-line monitoring device through the existence of guard post, the guard post is supporting the spring board inside, at first, provide the basis of support for the spring board when the spring board gets into the cable, thereby can help the spring board more light get into in the cable, secondly the existence of guard post, when the taut cable of spring board gyration, the guard post is effectual to separate the distance between the spring board, thereby help the inside embedding of spring board to connect the inboard line and carry out effectual heat dissipation, great improvement the working capacity of device, improved the scientificity of device work.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of a gripping apparatus according to the present invention;
FIG. 4 is a schematic view of a housing apparatus of the present invention;
FIG. 5 is a schematic diagram of a connection device according to the present invention;
FIG. 6 is a schematic view of a connecting device according to the present invention;
FIG. 7 is a schematic view of a regulating device according to the present invention;
FIG. 8 is a schematic view of a heat cartridge of the present invention.
In the figure: 1. a clamping device; 101. an upper clamp; 102. a side hole I; 103. a column casing; 104. a clamping column; 105. an extrusion clamp; 106. a guide groove; 107. a lower clamp; 108. a second side hole; 109. a first lower hole; 2. a housing means; 201. a lower case; 202. a lower clamping groove; 203. a second lower hole; 204. a side hole III; 205. a handle hole; 206. an inner layer; 207. a first electric wire; 208. a second electric wire; 209. a small column; 210. an upper case; 211. a small column groove; 212. an upper clamping groove; 213. side hole IV; 3. a connecting device; 301. a first connecting column; 302. a connecting plate; 303. a connecting groove; 304. a connecting spring; 305. a protective column; 306. a spring plate; 307. an inner thread; 308. a head column; 309. a head knife; 310. an anti-tear post; 311. a second connecting column; 312. a handle; 4. an adjusting device; 401. a base; 402. a frame; 403. a metal rod; 404. a sliding sheet; 405. a porcelain tube; 406. a resistance wire; 407. a first binding post; 408. a second binding post; 409. an alarm box; 410. a first connecting wire; 411. a high resistance alarm; 412. a fan; 413. a second connecting wire; 414. an upper clamping plate; 415. a heat preservation layer; 416. a lower clamping plate; 417. a heat conducting column; 418. a heat cylinder; 419. a clamping groove; 420. a piston; 421. an adjusting column I; 422. and adjusting a second column.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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. 1-8, the present invention provides a technical solution: the utility model provides a cable sheath ground ring flows on-line monitoring device, including pressing from both sides getting device 1, press from both sides the quantity of getting device 1 and be two, two clamp device 1 front and back settings, press from both sides device 1 and set up with last clamp 101, the right side lower extreme of going up clamp 101 has seted up side hole one 102, the inside fixedly connected with post 103 of side hole one 102, post 103's left end cover has connect the clamp post 104, the right-hand member of clamp post 104 inserts in the post 103 and pass through spring swing joint with post 103, the left end fixedly connected with extrusion clamp 105 of clamp post 104, the left surface of extrusion clamp 105 includes the cambered surface, the guide slot 106 has been seted up to the left surface of extrusion clamp 105, the below of going up clamp 101 is provided with down clamp 107, down clamp 107 and last clamp 101 symmetry set up, down the right side upper end of clamp 107 has seted up side hole two 108, side hole two 108 and post 103 adaptation, down has seted up down hole one 109 on the inside wall of clamp 107.
The outside of the clamping device 1 is provided with a shell device 2, the shell device 2 comprises a lower shell 201, the inside of the lower shell 201 is hollow, lower clamping grooves 202 are formed in the upper sides of the front wall and the rear wall of the lower shell 201, the lower clamping grooves 202 correspond to the clamping device 1 in position, the lower clamping grooves 202 are fixedly sleeved with a lower clamp 107 and are matched with the lower clamp 107, a second lower hole 203 is formed in the inner side wall of the lower clamping groove 202, the second lower hole 203 is communicated with the first lower hole 109, a third side hole 204 is formed in the right side wall of the lower clamping groove 202, and the third side hole 204 is opposite to the second side hole 108 and is matched with the second side hole 108.
The front inner wall of the lower shell 201 is provided with a handle hole 205, the handle hole 205 is positioned at the left lower position of the lower shell 201 (as shown in fig. 4), the inside of the lower shell 201 is fixedly connected with an inner layer 206, the front side of the upper surface of the inner layer 206 is fixedly connected with a first electric wire 207 in a penetrating manner, the rear side of the upper surface of the inner layer 206 is fixedly connected with a second electric wire 208 in a penetrating manner, the upper end of the left surface of the lower shell 201 is fixedly connected with a small column 209, the small column 209 is movably connected with an upper shell 210 through a hinge, the lower end of the left surface of the upper shell 210 is provided with a small column groove 211, the small column groove 211 is sleeved on the small column 209 and is matched with the small column 209, the lower sides of the front wall and the rear wall of the upper shell 210 are provided with upper clamping grooves 212, the inside of the upper clamping grooves 212 are fixedly sleeved with upper clamps 101, the upper clamping grooves 212 are opposite to the lower clamping grooves 202, the left side walls of the upper clamping grooves 212 are provided with side holes four 213, and the side holes four 213 are internally fixedly connected with the column cylinder 103.
The lower part of the clamping device 1 is provided with two connecting devices 3, the number of the connecting devices 3 is two, the two connecting devices 3 are symmetrically arranged (as shown in fig. 5), the connecting device 3 comprises a first connecting column 301, opposite ends of the first connecting column 301 are movably connected with connecting plates 302 through bearings, the two connecting plates 302 are respectively embedded into the inner wall of a lower shell 201 which is fixedly connected with the connecting plates and is close to the connecting plates, connecting grooves 303 are uniformly formed in the surface of the connecting plates 302, which is close to the first connecting column 301, the number of the connecting grooves 303 is six, connecting springs 304 are fixedly connected in the six connecting grooves 303, protective columns 305 are inserted in the connecting grooves 303, the protective columns 305 cut off the connecting springs 304, and the six protective columns 305 are spirally arranged with the first connecting column 301 as a center.
The outside of spliced pole one 301 has cup jointed spring board 306, spring board 306's material includes the elasticity material, spring board 306's shape includes the heliciform, spring board 306's innermost fixedly connected with spliced pole one 301, insert fixedly connected with inboard line 307 on spring board 306's the inside wall, inboard line 307 and electric wire one 207 connection in the front side, it is that inboard line 307 is connected with electric wire two 208 to be in the rear side, spring board 306 is in the inner wall space of inferior valve 201, protection post 305 inserts in spring board 306's clearance and contact with spring board 306's inboard, spring board 306 is in the one end that keeps away from spliced pole one 301 fixedly connected with head post 308, the upper end fixedly connected with head sword 309 of head post 308, head sword 309 left and right sides wall lower extreme fixedly connected with prevents tearing post 310 (as shown in fig. 6), head post 308 passes down hole two 203 and down hole one 109 and the inside of movably clamped in guide slot 106.
The opposite surfaces of the two connecting plates 302 are commonly connected with a second connecting column 311, the second connecting column 311 is positioned below the inner layer 206, two ends of the second connecting column 311 are respectively connected with a first connecting column 301 which is close to the second connecting column, a handle 312 is arranged in front of the first connecting column 301 positioned at the front side, the rear end of the handle 312 is inserted into the handle hole 205 and is fixedly connected with the first connecting column 301, and the handle 312 is movably connected with the handle hole 205 through a bearing.
The upper side of inlayer 206 is provided with adjusting device 4, adjusting device 4 includes base 401, base 401 fixed connection is on inlayer 206, the upper surface outside fixedly connected with frame 402 of base 401, the middle part fixedly connected with metal pole 403 of frame 402, the outside activity of metal pole 403 has cup jointed gleitbretter 404, the upper surface middle part fixedly connected with porcelain tube 405 of base 401, resistance wire 406 has been cup jointed in the outside of porcelain tube 405, the lower extreme and the resistance wire 406 contact of gleitbretter 404, under the initial state, the lower extreme of gleitbretter 404 is in the rearmost side of resistance wire 406, the front end left side fixed mounting of frame 402 has terminal one 407, the rear end fixed mounting of frame 402 has terminal two 408, terminal two 408 is connected with electric wire two 208.
The place ahead of base 401 is provided with alarm box 409, and the lower extreme fixed connection resistance wire 406 of alarm box 409, the one end fixed connection connecting wire 410 of alarm box 409 that is close to base 401, connecting wire 410 connects terminal one 407, fixed mounting has high-resistance alarm 411 on the lower inner wall of alarm box 409, and fixed mounting has fan 412 on the upper surface of alarm box 409, and the front surface middle part fixedly connected with connecting wire two 413 of alarm box 409, connecting wire two 413 connect wire one 207, the internal connection of alarm box 409 has the circuit.
The upper clamping plate 414 is arranged above the base 401, the heat preservation layer 415 is fixedly connected to the inner side wall of the upper clamping plate 414, the lower clamping plate 416 is clamped at the lower end of the upper clamping plate 414, the lower clamping plate 416 is symmetrical and adaptive to the upper clamping plate 414, the upper clamping plate 414 and the lower clamping plate 416 are clamped on a cable, the lower end of the lower clamping plate 416 is fixedly connected with the heat conducting column 417, the heat cylinder 418 is arranged below the heat conducting column 417, the front end of the heat cylinder 418 is opposite to the fan 412, the clamping groove 419 is formed in the upper side of the rear end of the heat cylinder 418, the lower end of the heat conducting column 417 is inserted into the fixedly connected clamping groove 419, the clamping groove 419 is adaptive to the heat conducting column 417, the piston 420 is sleeved in the heat cylinder 418, the piston 420 is adaptive to the heat cylinder 418, the piston 420 is positioned in front of the heat conducting column 417, the first adjusting column 421 is fixedly connected to the rear surface of the piston 420, the rear end of the first adjusting column 421 penetrates through the inner wall of the heat cylinder 418 and is connected with the second adjusting column 422, the first adjusting column 421 is in sealing connection with the heat cylinder 418, the second adjusting column 422 is in a shape and comprises the second adjusting column 422 which is connected with the first end of the adjusting column 421 in a bending mode and is far away from the fixed end of the adjusting column 404.
Working principle:
the first step: through the design of clamping device 1, when using the device, at first will monitor the cable of position in putting into shell device 2 and monitor, clamping device 1's design is just being used for clamping the cable at required detection position both ends, through the design of column casing 103, after putting into down clamp 107 and last clamp 101 with the cable at both ends, owing to pass through spring coupling between column casing 103 and the clamp column 104, extrusion clamp 105 can promote the cable to the inside position fixing of leaning on the left side of clamp 101 and lower clamp 107, through the design of extrusion clamp 105, thereby make the cable of different diameter sizes all can be clamped by clamping device 1 stability, great improvement the application scope of device.
And a second step of: through the design of the connecting device 3, after the cable is fixed by the clamping device 1, the handle 312 is rotated from the outside, so that the first connecting posts 301 at the two ends can be driven to rotate, and the first connecting posts 301 at the two ends are connected through the second connecting posts 311, so that the first connecting posts 301 at the two ends can be rotated simultaneously, the first connecting posts 301 can gradually push the spring plate 306 to convey, when the handle 312 rotates clockwise, the head knife 309 gradually approaches the cable under the drive of the spring plate 306, then the head knife 309 can be inserted into the sheath of the cable, the handle 312 is continuously rotated clockwise, so that the head knife 309 drives the spring plate 306 to enter the cable, and then the handle 312 rotates anticlockwise, so that the spring plate 306 is inserted into the cable and wrapped in the cable, and the inner side wire 307 is connected with the cable, so that the connecting work of the device is completed, and the device is simple and convenient to operate.
And a third step of: after connection is completed, the line connected by the first wire 207 and the second wire 208 is connected in parallel with the monitored line, when the cable circulates and heats, heat generated by the cable is transferred to the inside of the heat cylinder 418 through the heat conduction column 417, so that heat at two ends of the heat cylinder 418 is different, the heat at the rear end of the heat cylinder 418 can expand the air at the rear end of the heat cylinder 418, so that the piston 420 is pushed to move forward in the inside of the heat cylinder 418, the sliding vane 404 is driven to move forward, the resistance of the resistance wire 406 in the line can be changed, a part of current passes through the line of the first wire 207 and the second wire 208, after the current is split, the heating pressure of the cable is reduced, and at the moment, the air at the rear end of the heat cylinder 418 is recovered to the original state due to the air recovery in the heat cylinder 418, so that the piston 420 can be gradually recovered to the original position, the design of the regulating device 4 plays a role in automatic regulation and automatic recovery for heating of the cable, and the automatic performance of the device is greatly improved.
Fourth step: when the wires 207 and 208 pass through the current, the fan 412 and the high-resistance alarm 411 can shunt, and the high-resistance alarm 411 has a large resistance, so that when the wires 207 and 208 shunt, the high-resistance alarm 411 cannot be triggered to alarm under the condition that the current passing through the high-resistance alarm 411 is weak, and at the moment, the alarm is not required, and when the wire heats seriously, the sliding vane 404 is positioned at the position near the front side of the resistance wire 406 under the driving of the adjusting column 422, and at the moment, most of the current passes through the wires 207 and 208, and because the current of the wires 207 and 208 is too large, the current of the wires 411 can be larger, and the high-resistance alarm 411 can be triggered to alarm, so that the safety of the wire is effectively protected, and the use safety of the device is greatly improved.
Fifth step: through the design of electric wire one 207 and electric wire two 208 reposition of redundant personnel, firstly can have certain regulatory action to the cable heating, secondly the existence of electric wire one 207 and electric wire two 208 circuit has strikeed for the time between warning and the repair of carrying out the cable, thereby avoid the cable to overheat and take place danger, guaranteed the safety in utilization of device.
Sixth step: through the existence of the protective column 305, the protective column 305 internally supports the spring plates 306, firstly, a support foundation is provided for the spring plates 306 when the spring plates 306 enter the cable, so that the spring plates 306 can be helped to easily enter the cable, secondly, the protective column 305 exists, when the spring plates 306 rotate to tighten the cable, the protective column 305 effectively separates the distance between the spring plates 306, thereby helping the spring plates 306 to be internally embedded and connected with the inner line 307 for effective heat dissipation, the working capacity of the device is greatly improved, and the scientificity of the device operation is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a cable sheath ground ring flows on-line monitoring device, is including pressing from both sides and getting device (1), press from both sides the quantity of getting device (1) and be two press from both sides and get device (1) setting up around, press from both sides and get device (1) including last clamp (101), go up the right side lower extreme of clamp (101) and offered side opening one (102), the inside fixedly connected with column casing (103) of side opening one (102), its characterized in that: the left end of the column casing (103) is sleeved with a clamp column (104), the right end of the clamp column (104) is inserted into the column casing (103) and is movably connected with the column casing (103) through a spring, the left end of the clamp column (104) is fixedly connected with an extrusion clamp (105), the left surface of the extrusion clamp (105) comprises an arc surface, the left surface of the extrusion clamp (105) is provided with a guide groove (106), the lower part of the upper clamp (101) is provided with a lower clamp (107), the lower clamp (107) is symmetrically arranged with the upper clamp (101), the upper end of the right side of the lower clamp (107) is provided with a side hole II (108), the side hole II (108) is matched with the column casing (103), and the inner side wall of the lower clamp (107) is provided with a lower hole I (109);
the outer side of the clamping device (1) is provided with a shell device (2), the shell device (2) comprises a lower shell (201), the interior of the lower shell (201) is hollow, the upper sides of the front wall and the rear wall of the lower shell (201) are respectively provided with a lower clamping groove (202), the lower clamping grooves (202) correspond to the clamping device (1), the lower clamping grooves (202) are fixedly sleeved with a lower clamp (107) and are matched with the lower clamp (107), the inner side walls of the lower clamping grooves (202) are provided with lower holes II (203), the lower holes II (203) are communicated with the lower holes I (109), the right side walls of the lower clamping grooves (202) are provided with side holes III (204), and the side holes III (204) are opposite to and matched with the side holes II (108);
a handle hole (205) is formed in the front inner wall of the lower shell (201), the handle hole (205) is located at the left lower position of the lower shell (201), an inner layer (206) is fixedly connected to the inside of the lower shell (201), an electric wire I (207) is fixedly connected to the front side of the upper surface of the inner layer (206), an electric wire II (208) is fixedly connected to the rear side of the upper surface of the inner layer (206), a small column (209) is fixedly connected to the upper end of the left surface of the lower shell (201), an upper shell (210) is movably connected to the small column (209) through a hinge, a small column groove (211) is formed in the lower end of the left surface of the upper shell (210), the small column groove (211) is sleeved on the small column (209) and is matched with the small column (209), an upper clamping groove (212) is formed in the lower side of the front and rear wall of the upper shell (210), an upper clamping groove (101) is fixedly sleeved in the inside of the upper clamping groove (212), an upper side hole (212) is formed in the upper side, and the upper clamping groove (202) is opposite to the lower clamping groove (212), and a four side holes (213) are formed in the upper side wall (213);
the upper portion of inlayer (206) is provided with adjusting device (4), adjusting device (4) include base (401), base (401) fixed connection is on inlayer (206), the upper surface outside fixedly connected with frame (402) of base (401), the middle part fixedly connected with metal pole (403) of frame (402), slide vane (404) have been cup jointed in the outside activity of metal pole (403), the upper surface middle part fixedly connected with porcelain tube (405) of base (401), resistance wire (406) have been cup jointed in the outside of porcelain tube (405), the lower extreme and the contact of resistance wire (406) of slide vane (404), the front end left side fixed mounting of frame (402) has terminal one (407), the rear end fixed mounting of frame (402) has terminal two (408), terminal two (408) are connected with electric wire two (208).
The front of the base (401) is provided with an alarm box (409), the lower end of the alarm box (409) is fixedly connected with a resistance wire (406), the end, close to the base (401), of the alarm box (409) is fixedly connected with a first connecting wire (410), the first connecting wire (410) is connected with a first binding post (407), a high-resistance alarm (411) is fixedly installed on the lower inner wall of the alarm box (409), a fan (412) is fixedly installed on the upper surface of the alarm box (409), the middle part of the front surface of the alarm box (409) is fixedly connected with a second connecting wire (413), the second connecting wire (413) is connected with a first electric wire (207), and the inside of the alarm box (409) is connected with a circuit;
an upper clamping plate (414) is arranged above the base (401), an insulation layer (415) is fixedly connected to the inner side wall of the upper clamping plate (414), a lower clamping plate (416) is clamped at the lower end of the upper clamping plate (414), the lower clamping plate (416) is symmetrical and matched with the upper clamping plate (414), a heat conducting column (417) is fixedly connected to the lower end of the lower clamping plate (416), a heat cylinder (418) is arranged below the heat conducting column (417), the front end of the heat cylinder (418) is opposite to a fan (412), a clamping groove (419) is formed in the upper side of the rear end of the heat cylinder (418), a fixed connection clamping groove (419) is formed in the lower end of the heat conducting column (417), a piston (420) is sleeved in the heat cylinder (418), the piston (420) is matched with the heat cylinder (418), the piston (420) is positioned in front of the heat conducting column (417), the front of the piston (420), the first heat cylinder (421) is fixedly connected with the rear end of the first heat cylinder (418), the second heat cylinder (422) is fixedly connected with the first heat cylinder (421) in a penetrating mode, the second heat cylinder (422) is fixedly connected with the second heat cylinder (422) in a penetrating mode, the second adjusting column (422) is fixedly connected with the sliding sheet (404) at the end far away from the first adjusting column (421).
2. The online monitoring device for grounding loops of a cable sheath according to claim 1, wherein: the utility model discloses a connecting device, including clamp device (1), connecting device (3) are provided with connecting device (3), the quantity of connecting device (3) is two connecting device (3) symmetry sets up, connecting device (3) are including spliced pole one (301), two connecting pole one (301) relative that one end runs through swing joint through the bearing has connecting plate (302), two connecting plate (302) imbed respectively in fixed connection and the inner wall of inferior valve (201) rather than being close to, connecting plate (302) equidistant evenly offered spread groove (303) on the one side that is close to spliced pole one (301), the quantity of spread groove (303) is six, six equal fixedly connected with coupling spring (304) of inside of spread groove (303), the inside of spliced groove (303) has been inserted spliced pole (305), spliced spring (304) are cut off to spliced pole (305), six spliced pole one (301) presents the heliciform setting as the center.
3. The cable sheath grounding loop on-line monitoring device of claim 2, wherein: the outside of spliced pole one (301) has cup jointed spring board (306), the material of spring board (306) includes the elasticity material, the shape of spring board (306) includes heliciform, the first (301) of inlayer fixedly connected with spliced pole of spring board (306), inlay fixedly connected with medial line (307) on the inside wall of spring board (306), be in the front side medial line (307) is connected with electric wire one (207), is in the rear side medial line (307) and is connected with electric wire two (208), spring board (306) are in the inner wall space of inferior valve (201), protection post (305) insert in the clearance of spring board (306) and with the inboard contact of spring board (306), the one end fixedly connected with head post (308) of spring board (306) in the one end of keeping away from spliced pole one (301), the upper end fixedly connected with head knife (309) of head knife (308), the left and right sides lateral wall lower extreme fixedly connected with prevents pulling post (310), head knife (308) pass two draw down hole (203) and insert in the inside hole (106) of hole one (109).
4. A cable sheath grounding loop on-line monitoring device according to claim 3, wherein: the two opposite sides of the connecting plate (302) are connected with a connecting column two (311) together, the connecting column two (311) is located below the inner layer (206), two ends of the connecting column two (311) are connected with a connecting column one (301) which is close to the connecting column two (311) respectively, a handle (312) is arranged in front of the connecting column one (301) and located on the front side, the rear end of the handle (312) is inserted into a handle hole (205) and fixedly connected with the connecting column one (301), and the handle (312) is movably connected with the handle hole (205) through a bearing.
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| CN202110902789.XA CN113567725B (en) | 2021-08-06 | 2021-08-06 | Cable sheath grounding circular flow on-line monitoring device |
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| CN202110902789.XA CN113567725B (en) | 2021-08-06 | 2021-08-06 | Cable sheath grounding circular flow on-line monitoring device |
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| CN113567725B true CN113567725B (en) | 2023-12-05 |
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