CN119001376A - Measuring device and electrical equipment unit suitable for same - Google Patents
Measuring device and electrical equipment unit suitable for same Download PDFInfo
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- CN119001376A CN119001376A CN202411480860.XA CN202411480860A CN119001376A CN 119001376 A CN119001376 A CN 119001376A CN 202411480860 A CN202411480860 A CN 202411480860A CN 119001376 A CN119001376 A CN 119001376A
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- fixedly connected
- wire
- measuring device
- immersion box
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 238000004804 winding Methods 0.000 claims abstract description 59
- 238000007654 immersion Methods 0.000 claims abstract description 58
- 150000003839 salts Chemical class 0.000 claims abstract description 53
- 239000004020 conductor Substances 0.000 claims abstract description 26
- 238000009413 insulation Methods 0.000 claims abstract description 25
- 229920006395 saturated elastomer Polymers 0.000 claims abstract 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 238000001514 detection method Methods 0.000 claims description 26
- 239000007921 spray Substances 0.000 claims description 22
- 229910052742 iron Inorganic materials 0.000 claims description 17
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 239000012267 brine Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 16
- 238000007790 scraping Methods 0.000 description 16
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 13
- 239000011780 sodium chloride Substances 0.000 description 13
- 238000005507 spraying Methods 0.000 description 13
- 239000012535 impurity Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 238000001035 drying Methods 0.000 description 6
- 230000035515 penetration Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000001502 supplementing effect Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
- G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/16—Construction of testing vessels; Electrodes therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
本发明涉及导线外绝缘层检测技术领域，尤其为测量装置以及适用于该测量装置的电气设备单元，带有支撑柱的浸入箱和滑动设置的支撑座，所述浸入箱内放置有饱和盐水，所述浸入箱的内侧对称转动设置有至少四个涨紧轮，所述浸入箱的左右两侧均固定连接有滑筒，所述滑筒的内侧和涨紧轮的外侧能够分别滑动和转动连接有导线，若干个涨紧轮分为上下两部分，上侧的涨紧轮和下侧的涨紧轮使导线在浸入箱内呈“U”型设置，下侧导线能够浸入在饱和盐水内，所述支撑座的顶端固定连接有第二电机，所述第二电机的主轴末端可拆卸连接有卷线辊，所述导线能够通过卷线辊的转动缠绕在其外侧实现收卷并形成绕匝电磁铁，所述卷线辊的另一端外侧转动连接有连接杆。
The present invention relates to the technical field of detecting the outer insulation layer of a conductor, in particular to a measuring device and an electrical equipment unit suitable for the measuring device, an immersion box with a support column and a slidably arranged support seat, saturated salt water is placed in the immersion box, at least four tensioning wheels are symmetrically and rotatably arranged on the inner side of the immersion box, a slide cylinder is fixedly connected to the left and right sides of the immersion box, the inner side of the slide cylinder and the outer side of the tensioning wheel can be slidably and rotatably connected with the conductor respectively, a plurality of tensioning wheels are divided into upper and lower parts, the upper tensioning wheel and the lower tensioning wheel make the conductor be arranged in a "U" shape in the immersion box, and the lower conductor can be immersed in saturated salt water, a second motor is fixedly connected to the top of the support seat, a winding roller is detachably connected to the end of the main shaft of the second motor, the conductor can be wound around the outer side of the winding roller through the rotation of the winding roller to achieve winding and form a winding electromagnet, and a connecting rod is rotatably connected to the outer side of the other end of the winding roller.
Description
Technical Field
The invention relates to the technical field of detection of an outer insulating layer of a wire, in particular to a measuring device and an electrical equipment unit suitable for the measuring device.
Background
The insulated wire is made of one or more mutually contacted conductor outer insulating layers, is used for transmitting electric power or information from one place to another place, and is often required to detect cables in production and maintenance, and the insulating layers on the outer sides of the conductors can possibly generate friction, corrosion and other conditions under the action of swinging and special environments in the use process.
Therefore, the insulation property of the wire needs to be replaced and detected after the wire is used for a period of time, the existing detection mode through naked eye observation cannot effectively detect the small hole seams, the problems that detection is incomplete and leakage points are easy to exist, meanwhile, the humidity of the insulation layer has a large influence on the insulation performance of the insulation layer, and the insulation performance of the insulation layer under the limit humidity needs to be tested in the detection process.
Accordingly, a measuring device and an electrical equipment unit suitable for the measuring device are proposed to address the above-described problems.
Disclosure of Invention
The invention aims to provide a measuring device and an electrical equipment unit suitable for the measuring device, so as to solve the problems that the insulation property of a wire needs to be replaced and detected after being used for a period of time, the existing detection mode through naked eye observation cannot effectively detect the small hole seams, the problems that the detection is incomplete and leakage points are easy to exist, meanwhile, the humidity of an insulating layer has a large influence on the insulation property of the insulating layer, and the insulation property of the insulating layer under the limit humidity needs to be tested in the detection process.
In order to achieve the above purpose, the present invention provides the following technical solutions: the measuring device comprises an immersion box with a supporting column and a supporting seat arranged in a sliding manner, saturated brine is placed in the immersion box, at least four tension wheels are symmetrically arranged on the inner side of the immersion box in a rotating manner, sliding drums are fixedly connected to the left side and the right side of the immersion box, wires can be respectively connected to the inner side of the sliding drums and the outer side of the tension wheels in a sliding manner and in a rotating manner, the tension wheels on the upper side and the tension wheels on the lower side are divided into an upper part and a lower part, the wires are arranged in a U-shaped manner in the immersion box, and the wires on the lower side can be immersed in the saturated brine;
The top end of the supporting seat is fixedly connected with a second motor, the tail end of a main shaft of the second motor is detachably connected with a winding roller, the wire can be wound on the outer side of the winding roller through rotation of the winding roller to form a winding electromagnet, the outer side of the other end of the winding roller is rotationally connected with a connecting rod, the connecting position of the connecting rod and the winding roller is insulated, and the outer side of the top end of the connecting rod is provided with a bearing;
The device also comprises power supply equipment and a conductor fixedly arranged at the inner side of the immersion box, wherein after the insulativity of the wire disappears, a closed circuit can be formed among the power supply equipment, the conductor, the brine, the wire and the connecting rod so as to enable the winding roller to generate magnetic force, and the insulativity is detected.
Under the above arrangement, when the invention is used, the opening cover of the immersion box is opened, so that the wire sequentially passes through the slide tube and the outer side of the tension roller from left to right and then is placed on the outer side of the wire winding roller, the forefront end of the wire is connected with the bearing on the outer side of the connecting rod, thereby realizing the function of rotation angle compensation during rotation, controlling the second motor to work, and the second motor can drive the wire winding roller to realize the wire winding function;
In the traction process of the wire, the conductive liquid is applied to the outer side of the wire, after a hole is formed in a certain position of the wire, the contact between the outer side and the inner metal conductive wire is realized through the penetration effect of the liquid, the power supply device is used for providing power, after the contact, the inner side of the wire can generate current, a closed circuit can be formed among the power supply device, the conductor, the brine, the wire and the connecting rod, so that the wire coiling roller can generate magnetic force, and after the magnetic force is formed on the wire coiling roller, the existence of the hole in the wire at the position can be judged, and the repair or the replacement is needed. The detection mode can more accurately realize insulation detection of the wire, and in the detection process, the humidity of the outer insulation of the wire is greatly increased through the wrapping and covering of the saline water, so that insulation detection under extreme humidity is realized;
The shape of the lead at the inner side of the immersion box is U-shaped, so that the brine at the outer side of the lead can flow downwards at the outlet position;
in order to ensure the conductivity of the brine, the brine in the invention is saturated brine;
as the preferable measuring device of the invention, the top end of the immersion tank is rotatably provided with an opening cover, the lead wire passes through the inside of the immersion tank through the operation of the opening cover, the inner side of the top end of the immersion tank is fixedly connected with a material supplementing pipe for adding salt water, and the bottom end of the immersion tank is fixedly connected with a pressure type liquid level sensor and a salt content sensor.
Under the above arrangement, in order to prevent salt water from losing in the detection process, the invention also provides a feed pipe for adding salt and water, wherein the salt content sensor is used for realizing the detection of the salt, and the salt content in the salt water cannot be supersaturated, so that the salt is prevented from being separated out in the water to generate impurities to influence the conductivity;
as the preferable measuring device of the invention, the device also comprises a supporting rod, wherein the top end of the supporting rod is fixedly connected with a lower shell, the top end of the lower shell is slidably connected with an upper shell, the inner side of the upper shell is fixedly connected with a tension sensor, the induction end of the tension sensor is fixedly connected with a tension spring, the other end of the tension spring is fixedly connected with an iron block, and the existence of magnetic force is judged by pulling the iron block.
Under the arrangement, after the magnetic force is generated by the winding roller, the upper shell is controlled to move towards the winding roller, so that the iron block is contacted with the winding roller, after the iron block is contacted with the winding roller, the upper shell is controlled to be far away from the winding roller, the tension spring is continuously elongated in the process of keeping away until the iron block is separated from the winding roller again, the reading of the tension sensor at the moment is read, and when the reading exists, namely, a hole seam exists on the surface;
As the measuring device of the invention, preferably, one end of the lower shell is fixedly connected with a third motor, the tail end of a main shaft of the third motor is fixedly connected with a screw rod, the top end of the lower shell is provided with a sliding groove, the inner side of the sliding groove is connected with a sliding block in a sliding manner, the inner side of the bottom end of the sliding block is in spiral connection with the outer side of the screw rod, and the top end of the sliding block is fixedly connected with the bottom end of the upper shell.
Under the arrangement, the movement mode of the upper shell is that the third motor drives the screw rod to rotate, the rotation of the screw rod can drive the sliding block to rotate forwards or backwards, and the sliding block drives the upper shell to move forwards or backwards;
As the preferred measuring device of the invention, a connecting ring is fixedly connected to the conductor, the top end of the connecting ring is rotationally connected with a left rotating ring and a right rotating ring, the left rotating ring and the right rotating ring are fixedly connected, the inner side of the left rotating ring is uniformly and fixedly connected with impact fan blades, the impact fan blades are obliquely arranged, the impact fan blades incline towards the inner side of the left rotating ring, the inner side of the impact fan blades is provided with a concave part, the outer side of a wire is in a high-pressure state through the rotation of the impact fan blades, the inner side of the right rotating ring is fixedly connected with a propelling fan blade for the circulating flow of salt water inside an immersion box, and the left side of the bottom end of the immersion box is also provided with an active carbon filter screen inclining towards the left side.
Under the arrangement, the left rotating ring and the right rotating ring which can rotate are arranged on the outer side of the lead, when the left rotating ring rotates, the impact fan blades synchronously rotate, because the impact fan blades face to the inner side of the left rotating ring, when the impact fan blades rotate, water can impact the outer side of the lead to have a high-pressure area and turbulent flow, so that the penetration of salt water is facilitated; the inside of the impact fan blade is provided with the concave part, the arrangement of the concave part can reduce the flow of water flowing through the impact fan blade to the two sides of the impact fan blade, so that the water is concentrated in the concave part, the flow of the water to the central lead is increased, and the flow pressure is increased.
When the right swivel rotates, the propelling fan blades rotate, and the propelling fan blades are propeller blades, so that salt water circularly flows at the inner side of the immersion tank, impurities exist at the outer side of the lead, the salt water is dissolved into water after being immersed in the salt water, and the arranged activated carbon filter screen can play a role in filtering the impurities in the process of circularly flowing the salt water, so that the impurities are reduced, and the conductive effect of the salt water is ensured;
The left rotating ring and the right rotating ring are supported by a connecting ring on the conductor, the rotation of the first motor can drive the gear to rotate, and the rotation of the gear can drive the left rotating ring and the right rotating ring to synchronously rotate;
As the measuring device of the invention, preferably, one side of the left swivel and one side of the right swivel are respectively provided with an annular groove, the inner sides of the annular grooves are in sliding connection with the inner sides of the connecting rings, the top end of the immersion box is fixedly connected with a first motor, the tail end of a main shaft of the first motor is fixedly connected with a gear, the right side of the right swivel is in a toothed ring shape, and the right side of the right swivel is meshed with the gear.
The electric equipment unit comprises a supporting plate, wherein the top end of the supporting plate is fixedly connected with a water spraying ring, a scraping ring and an air spraying ring in sequence from left to right, and the water spraying ring, the scraping ring and the air spraying ring can be arranged on the outer side of a wire;
The water spraying ring is used for cleaning the salt of the lead;
the scraping ring is used for scraping moisture outside the wire;
And the air spraying ring is used for realizing moisture drying on the outer side of the wire.
Under the arrangement, in order to prevent the corrosion of the salt water to the lead, the cleaning mechanism and the water spraying ring are arranged after the lead is immersed in the box, so that the lead salt is cleaned; the scraping ring is used for scraping moisture outside the wire; and the air spraying ring is used for realizing moisture drying on the outer side of the wire.
Further, the bottom intercommunication of spray ring has the pressurized water pipe, the inboard fixedly connected with of spray ring a plurality of sprinkler bead, the spray ring is by pressurized water pipe drive.
Further, the left end of the scraping ring is arranged in a conical shape.
Further, the bottom intercommunication of spouting the gas ring has a fan section of thick bamboo, the inboard fixedly connected with fan and the heating network of fan section of thick bamboo, fan and heating network work forms hot-blast in the outside of wire, realizes the effect of weather fast.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the wire insulation measuring device, an opening cover of an immersion box is opened, a wire sequentially passes through a slide tube and the outer side of a tension roller from left to right, then the wire is placed on the outer side of a wire coiling roller, the foremost end of the wire is connected with a bearing on the outer side of a connecting rod, so that the effect of rotation angle compensation during rotation is achieved, a second motor is controlled to work, the second motor can be driven to drive the wire coiling roller to achieve the wire coiling effect. The detection mode can more accurately realize insulation detection of the wire, and in the detection process, the insulation humidity of the outer insulation of the wire is greatly increased through wrapping and covering of the saline water, so that insulation detection under extreme humidity is realized.
2. After the magnetic force is generated by the wire winding roller, the upper shell is controlled to move towards the wire winding roller, so that the iron block is contacted with the wire winding roller, the upper shell is controlled to be far away from the wire winding roller after the iron block is contacted with the wire winding roller, and the tension spring is continuously elongated in the process of keeping away until the iron block is separated from the wire winding roller again, the reading of the tension sensor at the moment is read, and when the reading exists, namely, a hole seam exists at the position of the surface.
3. According to the wire insulativity measuring device, the left rotating ring and the right rotating ring which can rotate are arranged on the outer side of a wire, when the left rotating ring rotates, the impact fan blades synchronously rotate, because the impact fan blades face the inner side of the left rotating ring, water can impact the outer side of the wire to form a high-pressure area and turbulent flow so as to facilitate the penetration of saline water, the inner side of the impact fan blades is provided with the concave parts, the concave parts can reduce the water flowing through the impact fan blades to flow to the two sides of the impact fan blades in a flowing range, the water is concentrated in the concave parts, the flow rate of water to the central wire is increased, the flowing pressure is increased, when the right rotating ring rotates, the pushing fan blades rotate, the pushing fan blades are spiral blades, so that the saline water circularly flows on the inner side of an immersed box, and can be dissolved into the water after being immersed in the saline water because of impurities exist on the outer side of the wire, the arranged active carbon filter screens can play a role in filtering the impurities in the circulating flow process of the saline water, the impurities are reduced, the conductive effect of the saline water is ensured, the left rotating ring and the right rotating ring and the left rotating ring and the right rotating ring is supported by the connecting ring on the conductor, the first motor can drive the gear to rotate, and the left rotating ring and the right rotating ring can be driven to rotate synchronously.
4. The invention relates to a wire insulativity measuring device, wherein an opening cover is rotatably arranged at the top end of an immersion box, a wire penetrates through the inside of the immersion box through operation of the opening cover, a feeding pipe for adding salt water is fixedly connected to the inner side of the top end of the immersion box, a pressure type liquid level sensor and a salt content sensor are fixedly connected to the bottom end of the immersion box, in order to prevent salt water from losing in the detection process, the feeding pipe is further arranged for adding salt and water, the salt content sensor is used for detecting the salt, the salt content in the salt water cannot be supersaturated, and the salt analysis in the water is prevented from generating impurities to influence the conductivity.
5. In order to prevent corrosion of salt water to a wire, the wire insulation measuring device is provided with a cleaning mechanism and a spray ring after the wire is immersed in a box, wherein the spray ring is used for cleaning salt of the wire and the scraping ring is used for scraping moisture outside the wire; and the air spraying ring is used for realizing moisture drying on the outer side of the wire.
Drawings
FIG. 1 is a schematic view of the overall exterior mounting structure of the present invention;
FIG. 2 is a schematic view of the internal mounting structure of the immersion tank of the present invention;
FIG. 3 is a schematic diagram of a left side view mounting structure of the left swivel of the present invention;
FIG. 4 is a right side view of the right swivel mounting arrangement of the present invention;
FIG. 5 is a schematic view of the mounting structure of FIG. 2 at A in accordance with the present invention;
FIG. 6 is a schematic diagram of a side view mounting arrangement at a take-up roll of the present invention;
FIG. 7 is a schematic view of the internal mounting structure of the upper housing of the present invention;
FIG. 8 is a schematic view of the mounting structure of FIG. 6 at B in accordance with the present invention;
FIG. 9 is a schematic view of the exterior mounting structure of the blade of the present invention;
FIG. 10 is a schematic view of a further installation structure of the immersion tank of the present invention;
FIG. 11 is a schematic side view of the spray ring of the present invention.
In the figure: 1. a support column; 2. an immersion tank; 3. an opening cover; 4. a material supplementing pipe; 5. a first motor; 6. a wire; 7. a second motor; 8. a wire winding roller; 9. a support base; 10. a connecting rod; 11. a support rod; 12. a third motor; 13. a lower case; 14. an upper case; 15. a power supply device; 16. a pressure type liquid level sensor; 17. a slide cylinder; 18. a tensioning wheel; 19. a left swivel; 20. a connecting ring; 21. a salt content sensor; 22. a right swivel; 23. a gear; 24. a conductor; 25. propelling the fan blade; 26. an annular groove; 27. impact fan blades; 28. a recessed portion; 29. a spray ring; 30. a chute; 31. a slide block; 32. a screw; 33. a tension sensor; 34. a tension spring; 35. iron blocks; 36. a water spray head; 37. a scraping ring; 38. a gas spraying ring; 39. a blower cylinder; 40. a support plate; 41. and (3) an active carbon filter screen.
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.
Examples
Referring to fig. 1-9, the present invention provides a technical solution:
The measuring device comprises an immersion box 2 with a support column 1 and a support seat 9 arranged in a sliding manner, wherein saturated brine is placed in the immersion box 2, at least four tension wheels 18 are symmetrically arranged on the inner side of the immersion box 2 in a rotating manner, sliding drums 17 are fixedly connected to the left side and the right side of the immersion box 2, wires 6 can be respectively connected to the inner side of the sliding drums 17 and the outer side of the tension wheels 18 in a sliding manner and in a rotating manner, the tension wheels 18 on the upper side and the tension wheels 18 on the lower side enable the wires 6 to be arranged in a U-shaped manner in the immersion box 2, and the wires 6 on the lower side can be immersed in the saturated brine;
the top end of the supporting seat 9 is fixedly connected with a second motor 7, the tail end of a main shaft of the second motor 7 is detachably connected with a winding roller 8, the wire 6 can be wound on the outer side of the winding roller 8 through rotation of the winding roller 8 to form a winding electromagnet, the outer side of the other end of the winding roller 8 is rotationally connected with a connecting rod 10, the connecting part of the connecting rod 10 and the winding roller 8 is insulated, and the outer side of the top end of the connecting rod 10 is provided with a bearing;
the device also comprises a power supply device 15 and a conductor 24 fixedly arranged at the inner side of the immersion box 2, wherein after the insulativity of the wire 6 is lost, a closed circuit can be formed among the power supply device 15, the conductor 24, the salt water, the wire 6 and the connecting rod 10 so as to enable the winding roller 8 to generate magnetic force, thereby realizing the detection of the insulativity.
Under the above arrangement, when the invention is used, the opening cover 3 of the immersion box 2 is opened, the wire 6 sequentially passes through the sliding drum 17 and the outer side of the tension roller 18 from left to right and then is placed on the outer side of the wire winding roller 8, the foremost end of the wire 6 is connected with a bearing on the outer side of the connecting rod 10, so that the effect of rotation angle compensation during rotation is realized, the second motor 7 is controlled to work, the second motor 7 can be controlled to work, and the wire winding roller 8 can be driven to realize the wire winding effect, wherein the supporting seat 9 is in sliding arrangement, and when in use, the hydraulic rod is arranged at the bottom end to drive and further move forwards and backwards, so that the wire winding roller 8 can translate forwards and backwards, thereby the wire 6 is regularly wound on the wire winding roller 8, the hydraulic rod is not shown, and the wire winding roller 8 is made of iron material and can be independently used as the wire winding roller 6 after being disassembled;
In the traction process of the wire 6, the invention realizes the contact between the outer side and the inner metal conductive wire through the penetration effect of the liquid after the hole seam appears at a certain position of the wire 6 by applying the liquid on the outer side of the wire 6, the power supply device 15 is used for providing power, after the contact, the inner side of the wire 6 can generate current, the power supply device 15, the conductor 24, the salt water, the wire 6 and the connecting rod 10 can form a closed circuit to enable the wire winding roller 8 to generate magnetic force, and after the magnetic force appears on the wire winding roller 8, the wire 6 can be judged to have the hole seam at the position and need to be repaired or replaced. The insulation detection of the lead 6 can be realized more accurately by the detection mode, and in the detection process, the insulation humidity of the outer insulation of the lead 6 is greatly increased by wrapping and covering with saline water, so that the insulation detection under extreme humidity is realized;
the shape of the lead 6 in the invention is U-shaped at the inner side of the immersion tank 2, so that the brine at the outer side of the lead 6 can flow downwards at the outlet position;
in order to ensure the conductivity of the brine, the brine in the invention is saturated brine;
Specifically, the top end of the immersion tank 2 is rotatably provided with an opening cover 3, the wire 6 passes through the inside of the immersion tank 2 by operating at the opening cover 3, the inner side of the top end of the immersion tank 2 is fixedly connected with a material supplementing pipe 4 for adding salt water, and the bottom end of the immersion tank 2 is fixedly connected with a pressure type liquid level sensor 16 and a salt content sensor 21.
In the above arrangement, in order to prevent salt water from running off during the detection, the invention also provides a feed pipe 4 for adding salt and water, a salt content sensor 21 for realizing the detection of salt, and the salt content in the salt water can not be supersaturated, so as to prevent salt analysis from generating impurities in the water to influence the conductivity;
Specifically, the device further comprises a supporting rod 11, the top end of the supporting rod 11 is fixedly connected with a lower shell 13, the top end of the lower shell 13 is slidably connected with an upper shell 14, the inner side of the upper shell 14 is fixedly connected with a tension sensor 33, the sensing end of the tension sensor 33 is fixedly connected with a tension spring 34, the other end of the tension spring 34 is fixedly connected with an iron block 35, and the existence of magnetic force is judged by pulling the iron block 35.
Under the above arrangement, after the magnetic force is generated by the winding roller 8, the upper shell 14 is controlled to move towards the winding roller 8, so that the iron block 35 is contacted with the winding roller 8, after the iron block 35 is contacted with the winding roller 8, the upper shell 14 is controlled to be away from the winding roller 8, and in the process of being away from the winding roller 8, the tension spring 34 is continuously elongated until the iron block 35 is separated from the winding roller 8 again, the reading of the tension sensor 33 at the moment is read, and when the reading exists, namely, a hole seam exists on the surface;
Specifically, one end of the lower casing 13 is fixedly connected with a third motor 12, a screw rod 32 is fixedly connected to the end of a spindle of the third motor 12, a chute 30 is provided at the top end of the lower casing 13, a slider 31 is slidably connected to the inner side of the chute 30, the inner side of the bottom end of the slider 31 is spirally connected to the outer side of the screw rod 32, and the top end of the slider 31 is fixedly connected to the bottom end of the upper casing 14.
Under the above arrangement, the movement mode of the upper shell 14 in the present invention is that the third motor 12 drives the screw rod 32 to rotate, the rotation of the screw rod 32 can drive the sliding block 31 to rotate forwards or backwards, and the sliding block 31 drives the upper shell 14 to move forwards or backwards;
Examples
In this embodiment, as a further improvement of embodiment 1, referring to fig. 1-9, a connecting ring 20 is fixedly connected to the conductor 24, a left rotating ring 19 and a right rotating ring 22 are rotatably connected to the top end of the connecting ring 20, the left rotating ring 19 and the right rotating ring 22 are fixedly connected to each other, an impact fan blade 27 is uniformly and fixedly connected to the inner side of the left rotating ring 19, the impact fan blade 27 is obliquely arranged, the impact fan blade 27 is inclined toward the inner side of the left rotating ring 19, a concave portion 28 is arranged on the inner side of the impact fan blade 27, a high pressure state is generated on the outer side of the wire 6 by rotation of the impact fan blade 27, a pushing fan blade 25 is fixedly connected to the inner side of the right rotating ring 22, and is used for circulating flow of brine inside the immersion tank 2, and an activated carbon filter screen 41 inclined toward the left side is also arranged on the left side of the bottom end of the immersion tank 2.
Under the arrangement, the left rotary ring 19 and the right rotary ring 22 which can rotate are arranged on the outer side of the lead 6, when the left rotary ring 19 rotates, the impact fan blades 27 synchronously rotate, because the impact fan blades 27 face the inner side of the left rotary ring 19, when the left rotary ring rotates, water can impact the outer side of the lead 6 to have a high-pressure area and turbulent flow, so that the penetration of saline water is facilitated, the inner side of the impact fan blades 27 is provided with the concave parts 28, the arrangement of the concave parts 28 can reduce the water flowing in the flowing range of the impact fan blades 27 to the two sides of the impact fan blades 27, the water is concentrated in the concave parts 28, the flow rate of the water flowing to the central lead 6 is increased, and the flowing pressure is increased;
When the right swivel 22 rotates, the pushing fan blades 25 rotate, and the pushing fan blades 25 are propeller blades, so that the saline water circularly flows at the inner side of the immersion tank 2, impurities exist at the outer side of the lead 6, the immersed saline water can be dissolved into water, the arranged activated carbon filter screen 41 can play a role in filtering the impurities in the process of circularly flowing the saline water, the impurities are reduced, and the conductive effect of the saline water is ensured;
The left swivel 19 and the right swivel 22 are supported by the connecting ring 20 on the conductor 24, the rotation of the first motor 5 drives the gear 23 to rotate, and the rotation of the gear 23 drives the left swivel 19 and the right swivel 22 to synchronously rotate;
Specifically, the left swivel 19 and the right swivel 22 are provided with annular grooves 26 on one side, the inner side of the annular grooves 26 is slidably connected with the inner side of the connecting ring 20, the top end of the immersion tank 2 is fixedly connected with the first motor 5, the end of the spindle of the first motor 5 is fixedly connected with a gear 23, the right side of the right swivel 22 is provided with a toothed ring, and the right side of the right swivel 22 is meshed with the gear 23.
Examples
In this embodiment, as a further improvement of embodiment 1, referring to fig. 1-11, an electrical device unit required for the measuring apparatus includes a support plate 40, where a spray ring 29, a scraping ring 37 and an air-jet ring 38 are fixedly connected to the top end of the support plate 40 in sequence from left to right, and the spray ring 29, the scraping ring 37 and the air-jet ring 38 can be all disposed outside the wire 6;
a spray ring 29 for cleaning the salt of the wire 6;
A scraping ring 37 for scraping moisture from the outer side of the wire 6;
and the air spraying ring 38 is used for realizing moisture drying on the outer side of the wire 6.
In order to prevent the corrosion of the salt water to the lead 6, the invention is provided with a cleaning mechanism and a spray ring 29 after the lead 6 is immersed in the box 2, so as to realize the cleaning of the salt of the lead 6; a scraping ring 37 for scraping moisture from the outer side of the wire 6; and the air spraying ring 38 is used for realizing moisture drying on the outer side of the wire 6.
Specifically, the bottom end of the spray ring 29 is connected with a pressurized water pipe, the inner side of the spray ring 29 is fixedly connected with a plurality of spray heads 36, and the spray ring 29 is driven by the pressurized water pipe.
Specifically, the left end of the scraper ring 37 is tapered.
Specifically, the bottom end of the air spraying ring 38 is communicated with a fan barrel 39, the inner side of the fan barrel 39 is fixedly connected with a fan and a heating net, the fan and the heating net work, hot air is formed on the outer side of the wire 6, and the effect of quick drying is achieved.
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 (10)
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| CN119001376B (en) | 2025-03-11 |
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