CN117148221B - Signal cable testing device - Google Patents
Signal cable testing device Download PDFInfo
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- CN117148221B CN117148221B CN202311427590.1A CN202311427590A CN117148221B CN 117148221 B CN117148221 B CN 117148221B CN 202311427590 A CN202311427590 A CN 202311427590A CN 117148221 B CN117148221 B CN 117148221B
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- 238000012360 testing method Methods 0.000 title claims abstract description 87
- 238000005086 pumping Methods 0.000 claims abstract description 25
- 238000004804 winding Methods 0.000 claims abstract description 17
- 230000001681 protective effect Effects 0.000 claims description 33
- 238000004140 cleaning Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 19
- 230000008569 process Effects 0.000 abstract description 19
- 239000002775 capsule Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 238000001514 detection method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/04—Arrangements for removing completed take-up packages and or replacing by cores, formers, or empty receptacles at winding or depositing stations; Transferring material between adjacent full and empty take-up elements
- B65H67/0405—Arrangements for removing completed take-up packages or for loading an empty core
- B65H67/0411—Arrangements for removing completed take-up packages or for loading an empty core for removing completed take-up packages
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
Abstract
The application discloses a signal cable testing device relates to the technical field of electrical variable measuring devices, and comprises a shell, a wire placing frame structure, a test bench, a working protection frame structure, a multimeter, a test meter pen and a wire end fixing frame structure, wherein the wire placing frame structure comprises an inlet pipe, a rotary bearing wheel, a rotary driving assembly and a pumping assembly; the rotary bearing wheel rotates under the drive of the rotary driving assembly; the outer side wall of the rotary bearing wheel is positioned with a first limit bag and a second limit bag which are both rubber annular bags; the rotating bearing wheel is also provided with a cable channel; the end face of the rotary bearing wheel is provided with a cable bearing rod; a plurality of limit soft blocks are positioned on the cable bearing rod; the signal cable testing device has the advantages that the process of winding and taking down the cable when detecting the longer cable is convenient and efficient, and the cable to be detected can be automatically wound into a coil with higher efficiency.
Description
Technical Field
The invention relates to the technical field of devices for measuring electric variables, in particular to a signal cable testing device.
Background
When the cable which is not used for a long time is reused, the cable is required to be subjected to passage detection, so that the core wire is prevented from being damaged, and the cable cannot be normally used.
In view of the above problems, chinese patent No. CN112505590B discloses a cable on-off testing system, as shown in fig. 2, which includes a housing 001, an ear plate, a wire placing frame structure 002, a support bar, a moving wheel, a tool placing frame structure, a positioning hole, a workbench 003, a working protection frame structure 004, a multimeter 005, a test meter 006, a wire end fixing frame knot 007, a baffle, a wire supporting frame and an arc groove, wherein the wire placing frame structure 002 is installed at the inner lower part of the ear plate; through the setting of mounting panel, support column and U type frame, place unnecessary wire on the upper portion of mounting panel or twine in the inboard of U type frame, be favorable to conveniently twining the unnecessary part of wire in the inboard of U type frame to make things convenient for the staff to detect longer wire.
The above scheme can detect the cable relatively efficiently, but the process of winding and arranging the cable and the process of taking down the cable after the test is finished are complicated when detecting longer cables (wires), which is time-consuming and labor-consuming and is unfavorable for improving the detection efficiency.
Disclosure of Invention
The embodiment of the application solves the technical problems that in the prior art, when a cable on-off testing system detects a longer cable, the process of winding and arranging the cable and the process of taking down the cable after the test is completed are complicated, time and labor are consumed, so that the detection efficiency of the whole equipment is relatively low, and the process of winding and taking down the cable when the signal cable testing device detects the longer cable is convenient and efficient, and the cable to be detected can be automatically wound into a coil with high efficiency.
The embodiment of the application provides a signal cable testing device, which comprises a shell, a wire placing rack structure, a test board, a working protecting rack structure, a universal meter, a test meter pen, a wire end fixing rack structure, a power assembly and a control unit,
the wire rack structure comprises an access pipe, a rotary bearing wheel, a rotary driving assembly and a pumping assembly which are fixed on one side of the shell;
the rotary bearing wheel rotates around the axis of the rotary bearing wheel relative to the shell under the drive of the rotary driving assembly;
a first limiting bag and a second limiting bag which are annular rubber bag bodies are positioned on the outer side wall of the rotary bearing wheel; the rotary bearing wheel is also provided with a cable channel, the cable channel is a hole or a groove, the inlet of the cable channel is positioned on the outer side wall of the rotary bearing wheel and is close to the center, and the outlet of the cable channel is positioned on the end face of the rotary bearing wheel and is close to the edge;
the end face of the rotary bearing wheel is provided with a cable bearing rod which is horizontally arranged, the longitudinal section of the cable bearing rod is C-shaped and is used for accommodating and clamping a positioning cable and is communicated with an outlet of the cable channel; a plurality of limit soft blocks are positioned on the cable bearing rod.
Further, the cable carrier bar is fixed on the end face of the rotary carrier wheel.
Further, a bearing bag is positioned on the rotary bearing wheel, is an annular elastic bag, is sleeved and fixed on the rotary bearing wheel and is positioned between the first limiting bag and the second limiting bag; the bearing bag is communicated with the pumping assembly.
Furthermore, a limiting wheel is positioned on the inner wall of the access pipe through a wheel body positioning frame;
the limit wheels are cylindrical wheels, the number of the limit wheels is three or more, and the limit wheels are in one-to-one correspondence with the wheel body positioning frames; the wheel body positioning frame is a telescopic rod internally provided with a pressure spring; the wheel body locating rack and the limiting wheels are uniformly distributed on the inner wall of the inlet pipe.
Preferably, the cross section of the bearing bag is semicircular, a plurality of expansion limiting ropes are arranged in the bearing bag, the expansion limiting ropes are elastic ropes, and two ends of the expansion limiting ropes are fixed on the inner wall of the bearing bag and are uniformly distributed in the bearing bag; the length direction of the expansion limiting rope is the same as the radial direction of the rotary bearing wheel when the bearing bag expands; the existence of the expansion limiting rope enables the bearing bag to tend to be flat when expanding, so that the winding of the cable is facilitated.
Preferably, the first limiting bag is formed by splicing three or more arc-shaped bag bodies, the arc-shaped bag bodies are communicated with each other, and the second limiting bag has the same structure as the first limiting bag;
before the cable is coiled, the ribbon can be penetrated from the gap between the arc-shaped bag bodies, so that the ribbon can be inserted conveniently, and the cable coiled by binding the ribbon can be used conveniently.
Preferably, the vibration cleaning device further comprises a vibration cleaning assembly, wherein the vibration cleaning assembly comprises a bearing shell, an annular film and a bearing plate;
the bearing shell is basin-shaped, an annular soft film made of rubber is fixed on the inner side wall of the bearing shell, the annular soft film is circular, and the edge of the outer ring is fixed on the inner wall of the bearing shell;
the bearing plate is a metal soft plate, is circular in shape, and is fixed on the inner ring of the annular soft film at the edge position; the bearing shell, the annular film and the bearing plate jointly form a closed space, the pumping assembly is communicated with the space, and the pumping assembly also plays a role in controlling the gas quantity in the space;
the inner wall of the bearing shell is provided with annular side air suction holes close to the annular film, the side air suction holes are communicated with the air pump through an air pipe, a filter bag supporting frame is fixed on the air pipe, and a filter bag is fixed on the filter bag supporting frame.
Preferably, the connection position of the rotary bearing wheel and the rotary driving assembly is provided with a torque sensor, the torque sensor is in signal connection with the control unit, and when torque data acquired by the torque sensor reach a set value, the control unit sends out an alarm to prompt an operator to check whether a cable close to the inlet pipe is knotted or not.
Preferably, a protective shell is fixed on the rotary bearing wheel, the protective shell is a barrel-shaped shell which is horizontally arranged, the axis of the protective shell coincides with that of the rotary bearing wheel, and the opening position is fixed at the end part of the rotary bearing wheel and covers the cable bearing rod inside;
the position on the protective housing, which is close to the cable carrying rod, is provided with a strip-shaped take-out groove.
Preferably, the device further comprises a rod body bearing assembly;
the cable channel is groove-shaped;
the first limiting bag comprises a seat belt bag and a caulking bag;
the filter-shaped bag is an elastic bag which is integrally in a filter shape, and the position of the elastic bag contacting the rotary bearing wheel is fixed on the rotary bearing wheel;
the caulking bag is a block-shaped or strip-shaped elastic bag and is fixed at one end of the joint-shaped bag;
when the filter-shaped bag and the caulking bag are inflated at the same time, the filter-shaped bag and the caulking bag are annular as a whole; when the joint sealing bag and the shaped bag shrink at the same time, the whole bag is in a shape of a joint sealing bag;
the protective shell is positioned on the ground, a sliding guide rail is arranged on the ground,
the rod body bearing assembly comprises a rotating disc, a telescopic rod and a disc body fixing assembly;
the rotating disc is rotationally connected with the end part of the protective shell around the axis of the rotating disc;
the abutting telescopic rod is fixed at a position on the rotating disc, which is close to the edge, and the axial direction of the abutting telescopic rod is the same as that of the rotating disc;
one end of the cable bearing rod, which is close to the abutting telescopic rod, is fixed on the end part of the abutting telescopic rod, which is far away from the rotating disc;
the disc body fixing assembly is positioned on the rotating disc and used for limiting the rotation of the rotating disc in time;
the cable channel inner bottom is positioned with a jacking component which is of an air bag structure or a telescopic rod structure; when the jacking component operates, the cable in the cable channel is jacked out of the cable channel, and part of the cable is jacked to a state higher than the first limiting bag.
One or more technical solutions provided in the embodiments of the present application at least have the following technical effects or advantages:
the structure of a lead rack of a cable on-off test system in the prior art is optimized and improved, and a rolling-shaped rotary bearing wheel with an annular air bag on the side wall is utilized to assist in winding and coiling of a cable; the cable on-off testing system effectively solves the technical problems that in the prior art, when a longer cable is detected, the process of winding and arranging the cable and the process of taking down the cable after the completion of testing are complicated, time and labor are consumed, so that the detection efficiency of the whole equipment is relatively low, and further the technical effects that the process of winding and taking down the cable when the signal cable testing device detects the longer cable is convenient and efficient, and the cable to be detected can be automatically wound into a coil and the efficiency is high are achieved.
Drawings
FIG. 1 is a schematic view of the external appearance of a signal cable testing device of the present invention;
FIG. 2 is a schematic diagram of a prior art signal cable testing device;
FIG. 3 is a schematic view of the access tube of the signal cable testing device of the present invention;
FIG. 4 is a schematic diagram of a rotating carrier wheel of the signal cable testing device of the present invention;
FIG. 5 is a schematic diagram showing the relationship between the cable supporting rod and the rotating supporting wheel of the signal cable testing device;
FIG. 6 is a schematic diagram of the cable channel and rotating carrier wheel of the signal cable testing device of the present invention;
FIG. 7 is a schematic diagram showing the positional relationship between a carrying bag and a rotating carrying wheel of the signal cable testing device of the present invention;
FIG. 8 is a schematic view of the carrying bladder of the signal cable test device of the present invention;
FIG. 9 is a schematic diagram showing the communication relationship between pumping components of the signal cable testing device of the present invention;
FIG. 10 is a schematic view of a first configuration of a first spacing pocket of the signal cable testing device of the present invention;
FIG. 11 is a schematic illustration of a second construction of a first spacing pocket of the signal cable testing device of the present invention;
FIG. 12 is a schematic view of a vibration cleaning assembly of the signal cable testing device of the present invention;
FIG. 13 is a schematic view showing the appearance of a vibration cleaning assembly of the signal cable testing device according to the present invention;
FIG. 14 is a schematic diagram showing the relationship between the protective housing and the rotating carrier wheel of the signal cable testing device according to the present invention;
FIG. 15 is a schematic view showing the positional relationship between a protective housing and a support plate and a sliding rail of the signal cable testing device according to the present invention;
fig. 16 is a schematic view of the structure of the filter bag and the caulking bag of the signal cable testing device of the present invention;
FIG. 17 is a schematic diagram of a lever body carrying assembly of the signal cable testing device of the present invention;
fig. 18 is a schematic diagram of the circuit connection relationship of the configuration screen of the signal cable testing device of the present invention.
In the figure:
the test device comprises a shell 001, a wire placing frame structure 002, a test bench 003, a working protection frame structure 004, a universal meter 005, a test meter pen 006 and a wire end fixing frame structure 007;
the feeding pipe 100, the limiting wheels 110 and the wheel body positioning frame 120;
the rotary bearing wheel 200, the first limit capsule 210, the filter capsule 211, the caulking capsule 212, the second limit capsule 220, the bearing capsule 230, the expansion limit rope 231, the cable passage 240, the cable bearing rod 250, the limit soft block 251, the protective shell 260, the take-out groove 261, the support plate 262, the sliding guide rail 263, the guide piece 270, the rod bearing assembly 280, the rotary disk 281, the abutting telescopic rod 282 and the disk fixing assembly 283;
a rotation driving assembly 300; a pumping assembly 400;
the vibration cleaning assembly 500, the carrying case 510, the annular film 520, the carrying plate 530, the side air pumping holes 540, the filter bag supporting frame 550, and the filter bag 560.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings; the preferred embodiments of the present invention are illustrated in the drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein; rather, these embodiments are provided so that this disclosure will be thorough and complete.
It should be noted that the terms "vertical", "horizontal", "upper", "lower", "left", "right", and the like are used herein for illustrative purposes only and do not represent the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, a schematic view of an appearance structure of a signal cable testing device according to the present invention is shown; the wire rack structure 002 of the cable on-off testing system in the prior art is optimized and improved, and the rolling bearing wheel 200 with the annular air bags on the side wall is utilized to assist in winding and coiling of the cable; the signal cable testing device has the advantages that the process of winding and taking down the cable when detecting the longer cable is convenient and efficient, and the cable to be detected can be automatically wound into a coil with higher efficiency.
Example 1
As shown in fig. 1 to 6, the signal cable testing device of the present application includes a housing 001, a wire rack structure 002, a test bench 003, a working protection rack structure 004, a multimeter 005, a test pen 006, a wire end fixing rack structure 007, a power assembly and a control unit, and the above features are in the prior art, and are not described herein in detail, and can be referred to in the chinese patent of patent No. CN 112505590B.
The wire-holding frame structure 002 includes an inlet pipe 100, a rotary carrier wheel 200, a rotary drive assembly 300, and a pumping assembly 400 fixed to one side of the housing 001.
The inlet pipe 100 is a hard pipe body, is fixed on the side wall of the shell 001, penetrates through the shell 001, and is used for guiding a cable to be wound, and the included angle between the axis of the inlet pipe 100 and the horizontal ground is-45 to 45 degrees; the inner wall of the inlet pipe 100 is also positioned with a limiting wheel 110 for reducing the damage of the cable in the dragging process by a wheel body positioning frame 120.
Further, the limiting wheels 110 are cylindrical wheels, and the number of the limiting wheels is three or more, and the limiting wheels are in one-to-one correspondence with the wheel body positioning frames 120; the wheel body positioning frame 120 is a telescopic rod with a built-in pressure spring; the wheel body locating frames 120 and the limit wheels 110 are uniformly distributed on the inner wall of the inlet pipe 100.
The rotary bearing wheel 200 is a cylinder and is positioned on the rotary driving assembly 300, and is driven by the rotary driving assembly 300 to rotate around the axis of the rotary bearing wheel relative to the shell 001; the rotation driving assembly 300 is controlled by a control unit, and the structure is preferably a motor and is fixed on the shell 001;
the outer side wall of the rotary bearing wheel 200 is positioned with a first limit bag 210 and a second limit bag 220, the first limit bag 210 and the second limit bag 220 are all annular rubber bags, sleeved and fixed on the rotary bearing wheel 200 and are arranged close to two ends of the rotary bearing wheel 200; the area of the surface of the first spacing pocket 210, which is in direct contact with the rotating carrier wheel 200, is one third to four fifths of the area of the side wall of the rotating carrier wheel 200, and the area of the surface of the second spacing pocket 220, which is in direct contact with the rotating carrier wheel 200, is also one third to four fifths of the area of the side wall of the rotating carrier wheel 200;
the rotating carrying wheel 200 is further provided with a cable channel 240, the cable channel 240 is a hole or a slot, the inlet of the cable channel is positioned at a position close to the center on the outer side wall of the rotating carrying wheel 200, and the outlet of the cable channel is positioned at a position close to the edge on the end face of the rotating carrying wheel 200;
a cable bearing rod 250 is fixed on the end surface of the rotary bearing wheel 200, and the length of the cable bearing rod 250 is 0.5 to 1.5 meters, and is used for accommodating and clamping the positioning cable and communicated with the outlet of the cable channel 240; the cable bearing rod 250 is horizontally arranged, the longitudinal section of the cable bearing rod is C-shaped, and when the cable bearing rod rotates to the highest point, the opening of the cable bearing rod faces upwards; the cable bearing rod 250 is provided with a plurality of limiting soft blocks 251, the limiting soft blocks 251 are made of rubber, and the limiting soft blocks 251 are arranged in pairs, so that a cable can be plugged between the two limiting soft blocks 251 when the cable bearing rod is used, and the purpose of clamping and fixing is achieved.
The pumping assembly 400 is a combination of an air pump, an air valve and an air pipe, and is used for controlling the air quantity in the first limit bladder 210 and the second limit bladder 220; as shown in fig. 9, pumping assembly 400 is in communication with first and second spacing bladders 210, 220.
The power component is used for providing power for the operation of each component of the signal cable testing device, and the control unit plays a role in controlling the coordinated operation of each component of the signal cable testing device, which are all in the prior art and are not described in detail herein.
Preferably, the control unit is a combination of a programmable logic controller and a control key.
The signal cable testing device of this application embodiment is when detecting longer cable:
1. an operator holds one end of a cable firstly, penetrates into the access pipe 100, penetrates the end of the cable out of the inlet of the cable channel 240, pulls the cable so that the length of the cable penetrating out of the cable channel 240 is similar to the length of the cable bearing rod 250, plugs the pulled cable on the cable bearing rod 250, and then fixes the cable;
2. the first and second spacing bags 210 and 220 are controlled to expand simultaneously so that the two bags are tightly attached together;
3. the control unit controls the rotary bearing wheel 200 to rotate, so that the cable is gradually wound on the rotary bearing wheel 200; controlling the rotation bearing wheel 200 to stop rotating;
4. the end of the cable on one side of the rotating carrier wheel 200 is picked up and drawn and then secured to one of the wire end mount structures 007;
5. pulling the other end of the cable off of the cable carrier bar 250 and then securing the cable end to the other wire end mount structure 007;
6. for further testing of the cable, the two ends of the cable are removed from the wire end fixing frame structure 007 after the test is completed, the first and second spacing bags 210 and 220 are controlled to retract to the limit, and then the cable wound on the rotating carrier wheel 200 is wound up (the cable passing through the cable passage 240 is pulled out when removed).
In order to facilitate the whole reeling of the cable after the test is completed from the rotary carrier wheel 200, preferably, as shown in fig. 7 and 8, a carrier bag 230 is also positioned on the rotary carrier wheel 200, and the carrier bag 230 is an annular elastic bag, is sleeved and fixed on the rotary carrier wheel 200, and is located between the first limit bag 210 and the second limit bag 220; the carrier bag 230 communicates with the pumping assembly 400; before the cable is wound up, the control carrying bag 230, the first limit bag 210 and the second limit bag 220 are inflated at the same time; when wound, the cable would be wound directly onto the carrier bag 230; when the cable is to be completely wound, the control bearing bag 230, the first limit bag 210 and the second limit bag 220 are contracted simultaneously or sequentially, so that the cable wound on the rotary bearing wheel 200 is more easily removed.
Preferably, as shown in fig. 8, the cross section of the carrying bag 230 is semicircular, a plurality of expansion limiting ropes 231 are arranged in the carrying bag, the expansion limiting ropes 231 are elastic ropes, and both ends of the expansion limiting ropes 231 are fixed on the inner wall of the carrying bag 230 and are uniformly distributed in the carrying bag 230; the length direction of the expansion limiting rope 231 is the same as the radial direction of the rotary bearing wheel 200 when the bearing bag 230 expands; the presence of the expansion limiting ropes 231 allows the carrying bag 230 to tend to flatten when it expands, thereby further facilitating the winding of the cable.
Preferably, as shown in fig. 10, the first spacing bladder 210 is formed by splicing two arc-shaped bladders, and the second spacing bladder 220 has the same structure as the first spacing bladder 210; the pumping assembly 400 is communicated with each arc-shaped bag body, and can control the expansion and contraction of each arc-shaped bag body; before the cable is completely wound, a part of the first limiting bag 210 and a part of the second limiting bag 220 can be controlled to shrink, so that the cable is conveniently inserted into the binding belt, and the cable wound by the binding belt is conveniently used.
Preferably, as shown in fig. 11, the first spacing capsule 210 is formed by splicing three or more arc-shaped capsules, the arc-shaped capsules are communicated with each other, and the second spacing capsule 220 has the same structure as the first spacing capsule 210; before the cable is coiled, the ribbon can be penetrated from the gap between the arc-shaped bag bodies, so that the ribbon can be inserted conveniently, and the cable coiled by binding the ribbon can be used conveniently.
Considering that the cable to be tested is usually in a loose round shape or a loose coil shape in the actual working process (the coiled cable needs to be taken out when the appearance of the cable is detected, so the cable is usually in the loose round shape or the loose coil shape when the on-off circuit detection of the cable is carried out), operators are sometimes required to participate in wire stroking in the process of gradually entering the pipe 100 so as to avoid the occurrence of knotting phenomenon; most of cables to be tested are used cables, impurities are easy to adhere to the cables, and the rotary bearing wheel 200 and the capsules on the rotary bearing wheel are easy to dirty if the rotary bearing wheel is not cleaned; in order to further improve the practicability of the present application and improve the detection efficiency, it is preferable that, as shown in fig. 12 and 13, the signal cable testing device of the present application further includes a vibration cleaning assembly 500 for shaking off impurities (soil, stones, etc.) adhered to the cable to be cleaned by vibration and making the agglomerated cable become more loose during the winding process so as to facilitate the winding process, the vibration cleaning assembly 500 includes a carrier case 510, an annular film 520, and a carrier plate 530; the bearing shell 510 is basin-shaped, an annular soft sheet 520 made of rubber is fixed on the inner side wall of the bearing shell, the annular soft sheet 520 is circular, and the edge of the outer ring is fixed on the inner wall of the bearing shell 510; the bearing plate 530 is a metal soft plate, the shape of the bearing plate is circular, and the edge position of the bearing plate is fixed on the inner ring of the annular soft film 520; the carrier shell 510, the annular film 520 and the carrier plate 530 together define a closed space, the pumping assembly 400 is communicated with the space, and the pumping assembly 400 also plays a role in controlling the gas amount in the space; in actual use, the control unit controls the gas volume in the space to alternate so that the bearing plate 530 vibrates up and down, part of the cable which is about to enter the inlet pipe 100 is placed on the bearing plate 530, sundries adhered on the cable can be vibrated down and accumulated on the annular flexible sheet 520 near the edge of the bearing shell 510, and the part of the cable can be looser due to vibration of the bearing object; the inner wall of the bearing shell 510 is provided with annular side air pumping holes 540 near the annular film 520, the side air pumping holes 540 are communicated with the air pump through an air pipe, a filter bag supporting frame 550 is fixed on the air pipe, a filter bag 560 is fixed on the filter bag supporting frame 550, and in actual use, the control unit controls the side air pumping holes 540 to pump sundries falling from the cable on the bearing plate 530, and the sundries can be collected in the filter bag 560.
Preferably, a torque sensor is disposed at a connection position between the rotary bearing wheel 200 and the rotary driving assembly 300, the torque sensor is in signal connection with the control unit, and when torque data acquired by the torque sensor reaches a set value (the value is determined according to actual requirements), the control unit sends an alarm to prompt an operator to check whether a cable close to the inlet pipe 100 is knotted.
As shown in fig. 14, preferably, for safety reasons, a protective shell 260 is fixed on the rotary bearing wheel 200, the protective shell 260 is a barrel-shaped shell arranged horizontally, the axis coincides with the axis of the rotary bearing wheel 200, and the opening position is fixed at the end of the rotary bearing wheel 200 and covers the cable bearing rod 250 inside; an elongated extraction groove 261 is provided on the protective housing 260 at a position close to the cable carrying bar 250, and an operator can insert his hand into the extraction groove 261 and pull out the cable fixed to the cable carrying bar 250.
Preferably, as shown in fig. 18, the test bench 003 is further provided with a configuration screen for displaying, a connection terminal connected with the cable to be tested, a power supply and ground terminal for supplying power, and a shield wire connection terminal for shielding signals; the test bench 003 is also provided with a signal cable test assembly, and the signal cable test assembly is arranged to ensure that the cable on-off test system also has the function of measuring cable resistance and working capacitance, and comprises a direct current resistance test module, an insulation resistance test module, a working capacitance test module, a power supply module, a control module, a connection module and a microcomputer with a display screen (the display screen carried by the microcomputer is the configuration screen); the connection module and the lead end fixing frame structure 007 are of the same structure, the power supply module supplies power to other working modules, a high-performance high-capacity rechargeable battery is used, and the connection module and the lead end fixing frame structure are dual-purpose in alternating current and direct current, and have the functions of under-voltage protection and battery overcharge protection; the microcomputer with the display screen adopts a WINDOWS operation program; the microcomputer stores a test table of the full-specification cable, and records the type, length, ambient temperature, time information and the like of the cable during test; the direct current resistance test module is provided with a constant current source capable of generating direct current, when the direct current resistance of a conductor is measured, the constant current is fed into a tested object from an I+ end and an I-end, and the current generates a corresponding voltage value on the tested object; the insulation resistance test module is provided with a direct current high-voltage source capable of generating two gears of 500V and 1000V, the direct current voltage is used for exciting the tested cable, then the current generated when the tested cable is excited for 30 seconds is measured, voltage and current data are processed, so that the actual insulation resistance value is obtained, and the tested cable is automatically discharged after the test is finished; the capacitance test module is provided with an electronic switching device capable of generating a clock signal with high stability, the device is used for periodically charging and discharging the paired cable cores, then a direct-current voltage is output through the charge detector, and a capacitance value is obtained through data processing. The technical scheme in the embodiment of the application at least has the following technical effects or advantages:
the technical problems that in the prior art, when a cable on-off testing system detects a longer cable, the process of winding and arranging the cable and the process of taking down the cable after the test is completed are complicated, time and labor are consumed, so that the detection efficiency of the whole equipment is relatively low are solved, and the technical effects that when the signal cable testing device detects the longer cable, the process of winding and taking down the cable is convenient and efficient, and the cable to be detected can be automatically wound into a coil with high efficiency are realized.
Example two
Considering that the coiled cable after the test is completed in the above embodiment needs to be manually pulled out of the cable channel 240 and manually coiled into a coil while the coiled cable is removed, and also needs to be manually coiled into a part of the cable close to the other end of the cable, the process is slightly complicated and has a certain labor intensity; 15-17, the embodiment of the present application optimizes and improves the structure of the first limiting bag 210 and the structure of the protective shell 260 based on the embodiment, and adds a rod bearing assembly 280, so as to realize automatic coiling of a single cable, specifically:
as shown in fig. 15 and 16, the cable duct 240 is channel-shaped; the first spacing pocket 210 includes a cartridge-shaped pocket 211 and a caulking pocket 212; the filter-shaped bag 211 is an elastic bag which is integrally filter-shaped, and the position of the elastic bag contacting the rotary bearing wheel 200 is fixed on the rotary bearing wheel 200; the caulking bag 212 is a block-shaped or strip-shaped elastic bag and is fixed at one end of the sleeve-shaped bag 211; the filter-shaped bag 211 and the caulking bag 212 are communicated with the pumping assembly 400 and can be singly expanded and contracted under the control of the control unit; when the filter-shaped bag 211 and the caulking bag 212 are inflated at the same time, the filter-shaped bag is ring-shaped as a whole and covers the cable channel 240; when the filter-shaped bag 211 and the caulking bag 212 are contracted simultaneously, the whole filter-shaped bag is in a filter shape, and the cable channel 240 is exposed;
the protective shell 260 is positioned on the ground, a sliding guide rail 263 is arranged on the ground, the sliding guide rail 263 is a straight guide rail, the length direction of the sliding guide rail 263 is the same as the axial direction of the rotary bearing wheel 200, and the sliding guide rail 263 is used for guiding the movement of the protective shell 260; a supporting plate 262 is fixed at the bottom of the protective shell 260, and the supporting plate 262 is slidably positioned on the sliding guide rail 263; the extraction groove 261 is positioned right above the protective shell 260; when the cable is reeled, the opening part of the protective shell 260 is close to the rotary bearing wheel 200;
the rod body bearing assembly 280 is used for bearing and fixing the cable bearing rod 250, and comprises a rotating disc 281, a collision telescopic rod 282 and a disc body fixing assembly 283; the rotating disk 281 is disk-shaped or circular plate-shaped, is rotatably connected to the end of the protective housing 260 around its own axis and is coaxial with the protective housing 260; the abutting telescopic rod 282 is of an electric telescopic rod structure, is fixed on the rotating disc 281 at a position close to the edge, has the same axial direction as the rotating disc 281, and stretches under the control of the control unit, so as to play a role in bearing the cable bearing rod 250 and controlling the cable bearing rod 250 to move; the cable bearing rod 250 is horizontally arranged, and one end close to the abutting telescopic rod 282 is fixed on the abutting telescopic rod 282; the disc fixing assembly 283 is positioned on the rotating disc 281, and is preferably an electric pin, which is matched with a pin hole on the inner wall of the protective housing 260, is controlled by the operation of the control unit, and is used for timely limiting the rotation of the rotating disc 281;
the cable carrier bar 250 and protective shell 260 are not secured with the rotating carrier wheel 200;
a jacking component is positioned on the inner bottom of the cable channel 240, and the jacking component is of an air bag structure or a telescopic rod structure and is controlled by the operation of the control unit; when the jacking assembly operates, the cable in the cable channel 240 is jacked out of the cable channel 240 and part of the cable is jacked to a state higher than the first limit bag 210;
the signal cable testing device of this application embodiment is when detecting longer cable:
when the cable is not required to be wound, the protective shell 260 and the cable bearing rod 250 thereon are about 0.5 m away from the rotary bearing wheel 200, and the telescopic rod 282 is in a contracted state, and the rotary disk 281 is fixed by the disk fixing assembly 283; the cable bearing rod 250 is close to the take-out groove 261 and is positioned right below the take-out groove 261, and the cable bearing rod 250 is coaxial with the outlet of the cable channel 240;
1. the operator pushes the protective housing 260 to move first, so that the protective housing 260 is close to the rotary carrier wheel 200 (the protective housing 260 is not contacted with the rotary carrier wheel 200), and the abutting telescopic rod 282 is controlled to extend, so that the cable carrier rod 250 abuts against the rotary carrier wheel 200;
2. an operator holds one end of the cable, penetrates into the access pipe 100, penetrates through the cable channel 240 until the length of the cable penetrating out of the cable channel 240 is similar to the length of the cable bearing rod 250, and plugs the pulled cable on the cable bearing rod 250 to fix the cable;
3. the control bladder 211 and the caulking bladder 212 expand simultaneously, sandwiching the cable between the cable channel 240 and the caulking bladder 212; and then controlling the second restriction balloon 220 to expand; so that the first and second spacing pouches 210, 220 are snugly held together;
4. the control unit controls the disc fixing assembly 283 to stop running, controls the rotary bearing wheel 200 to rotate, and winds the cable on the rotary bearing wheel 200 step by step; until the cable to be detected is completely wound on the rotary bearing wheel 200, controlling the rotary bearing wheel 200 to stop rotating;
5. the cable end on one side of the rotating carrier wheel 200 is picked up and drawn and then secured to one of the wire end mount structures 007 and the cable carrier bar 250 is rotated to a position adjacent the take out slot 261;
6. pulling the other end of the cable out of the cable carrier bar 250, which then secures the cable end to the other wire end mount structure 007;
7. testing the cable, and removing two ends of the cable from the wire end fixing frame structure 007 after the testing is completed;
8. the caulking bag 212 is controlled to shrink, and then the jacking assembly is controlled to run, so that the cable in the cable channel 240 is ejected out of the cable channel 240, and part of the cable in the cable channel 240 is jacked to a state higher than the first limiting bag 210;
9. the rotary bearing wheel 200 is controlled to rotate (according to the winding direction) so as to wind the whole cable into a roll;
10. controlling the first and second spacing pouches 210 and 220 to contract, binding the coiled cable with a tie; the signal cable testing device is reset and the coiled cable is removed from the gap between the rotating carrier wheel 200 and the protective shell 260.
Preferably, in order to facilitate the cooperation between the cable carrier bar 250 and the cable channel 240, the end of the rotating carrier wheel 200 is fixed with a guiding plate 270, and the guiding plate 270 is an arc plate, which serves to guide the moving direction of the cable carrier bar 250.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a signal cable testing arrangement, includes shell (001), wire rack structure (002), testboard (003), work protection frame structure (004), universal meter (005), test table pen (006), wire tip mount structure (007), power component and control unit, its characterized in that:
the wire placing frame structure (002) comprises an inlet pipe (100), a rotary bearing wheel (200), a rotary driving assembly (300) and a pumping assembly (400) which are fixed on one side of the shell (001);
the rotary bearing wheel (200) rotates around the axis of the rotary bearing wheel relative to the shell (001) under the drive of the rotary driving assembly (300);
a first limiting bag (210) and a second limiting bag (220) which are annular rubber bag bodies are positioned on the outer side wall of the rotary bearing wheel (200); the rotary bearing wheel (200) is also provided with a cable channel (240), the cable channel (240) is a hole or a groove, the inlet of the cable channel is positioned at a position close to the center on the outer side wall of the rotary bearing wheel (200), and the outlet of the cable channel is positioned at a position close to the edge on the end surface of the rotary bearing wheel (200);
the end face of the rotary bearing wheel (200) is provided with a cable bearing rod (250) which is horizontally arranged, the longitudinal section of the cable bearing rod is C-shaped and is used for accommodating and clamping a positioning cable and is communicated with an outlet of the cable channel (240); a plurality of limit soft blocks (251) are positioned on the cable bearing rod (250).
2. The signal cable testing apparatus of claim 1, wherein: the cable carrier bar (250) is fixed on the end face of the rotary carrier wheel (200).
3. The signal cable testing apparatus of claim 1, wherein: the rotary bearing wheel (200) is also positioned with a bearing bag (230), the bearing bag (230) is an annular elastic bag, is sleeved and fixed on the rotary bearing wheel (200), and is positioned between the first limiting bag (210) and the second limiting bag (220); the load bearing bladder (230) is in communication with the pumping assembly (400).
4. The signal cable testing apparatus of claim 1, wherein: the inner wall of the inlet pipe (100) is also positioned with a limiting wheel (110) through a wheel body positioning frame (120);
the limiting wheels (110) are cylindrical wheels, the number of the limiting wheels is three or more, and the limiting wheels are in one-to-one correspondence with the wheel body positioning frames (120); the wheel body positioning frame (120) is a telescopic rod internally provided with a pressure spring; the wheel body locating frames (120) and the limiting wheels (110) are uniformly distributed on the inner wall of the inlet pipe (100).
5. A signal cable testing apparatus according to claim 3 wherein: the cross section of the bearing bag (230) is semicircular, a plurality of expansion limiting ropes (231) are arranged in the bearing bag, the expansion limiting ropes (231) are elastic ropes, and two ends of the expansion limiting ropes (231) are fixed on the inner wall of the bearing bag (230) and are uniformly distributed in the bearing bag (230); the length direction of the expansion limiting rope (231) is the same as the radial direction of the rotary bearing wheel (200) when the bearing bag (230) expands; the existence of the expansion limiting rope (231) enables the bearing bag (230) to tend to be flat when expanding, thereby being more beneficial to the winding of the cable.
6. A signal cable testing apparatus according to claim 1 or 3 wherein: the first limiting bag (210) is formed by splicing three or more arc-shaped bag bodies, the arc-shaped bag bodies are communicated with each other, and the second limiting bag (220) has the same structure as the first limiting bag (210);
before the cable is coiled, the ribbon can be penetrated from the gap between the arc-shaped bag bodies, so that the ribbon can be inserted conveniently, and the cable coiled by binding the ribbon can be used conveniently.
7. The signal cable testing apparatus of claim 1, wherein: the vibration cleaning device further comprises a vibration cleaning assembly (500), wherein the vibration cleaning assembly (500) comprises a bearing shell (510), an annular film (520) and a bearing plate (530);
the bearing shell (510) is basin-shaped, an annular soft film (520) made of rubber is fixed on the inner side wall of the bearing shell, the annular soft film (520) is annular, and the edge of the outer ring is fixed on the inner wall of the bearing shell (510);
the bearing plate (530) is a metal soft plate, is circular in shape, and is fixed on the inner ring of the annular soft film (520) at the edge position; the bearing shell (510), the annular film (520) and the bearing plate (530) jointly form a closed space, the pumping assembly (400) is communicated with the space, and the pumping assembly (400) also plays a role in controlling the gas quantity in the space;
the inner wall of the bearing shell (510) is provided with annular side air pumping holes (540) close to the annular film (520), the side air pumping holes (540) are communicated with the air pump through an air pipe, a filter bag supporting frame (550) is fixed on the air pipe, and a filter bag (560) is fixed on the filter bag supporting frame (550).
8. The signal cable testing apparatus of claim 1, wherein: the connection position of the rotary bearing wheel (200) and the rotary driving assembly (300) is provided with a torque sensor, the torque sensor is in signal connection with the control unit, and when torque data acquired by the torque sensor reach a set value, the control unit sends out an alarm to prompt an operator to check whether a cable close to the inlet pipe (100) is knotted or not.
9. The signal cable testing apparatus of claim 1, wherein: a protective shell (260) is fixed on the rotary bearing wheel (200), the protective shell (260) is a barrel-shaped shell which is horizontally arranged, the axis of the protective shell is coincident with that of the rotary bearing wheel (200), and the opening position is fixed at the end part of the rotary bearing wheel (200) and covers the cable bearing rod (250) inside;
an elongated take-out groove (261) is formed in the position, close to the cable bearing rod (250), of the protective shell (260).
10. The signal cable testing apparatus of claim 1, wherein: further comprising a rod bearing assembly (280);
the cable channel (240) is trough-shaped;
the first limiting bag (210) comprises a filter bag (211) and a caulking bag (212);
the filter-shaped bag (211) is an elastic bag which is integrally in a filter shape, and the position of the elastic bag contacting the rotary bearing wheel (200) is fixed on the rotary bearing wheel (200);
the caulking bag (212) is a block-shaped or strip-shaped elastic bag and is fixed at one end of the filter-shaped bag (211);
when the filter-shaped bag (211) and the caulking bag (212) are inflated at the same time, the whole filter-shaped bag is annular; when the joint sealing bag (212) and the shaped bag (211) are contracted simultaneously, the whole bag is in a filter shape;
the protective shell (260) is positioned on the ground, a sliding guide rail (263) is arranged on the ground,
the rod body bearing assembly (280) comprises a rotating disc (281), a collision telescopic rod (282) and a disc body fixing assembly (283);
the rotating disk (281) is rotatably connected with the end part of the protective shell (260) around the axis of the rotating disk;
the abutting telescopic rod (282) is fixed at a position, close to the edge, on the rotating disc (281), and the axial direction of the abutting telescopic rod is the same as that of the rotating disc (281);
one end of the cable bearing rod (250) close to the abutting telescopic rod (282) is fixed on the end, far away from the rotating disc (281), of the abutting telescopic rod (282);
the disc body fixing assembly (283) is positioned on the rotating disc (281) and is used for timely limiting the rotation of the rotating disc (281);
a jacking component is positioned on the inner bottom of the cable channel (240), and the jacking component is of an air bag structure or a telescopic rod structure; when the jacking component operates, the cable in the cable channel (240) is jacked out of the cable channel (240) and part of the cable is jacked to be higher than the first limiting bag (210).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311427590.1A CN117148221B (en) | 2023-10-31 | 2023-10-31 | Signal cable testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311427590.1A CN117148221B (en) | 2023-10-31 | 2023-10-31 | Signal cable testing device |
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| CN117148221B true CN117148221B (en) | 2023-12-26 |
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| KR101436595B1 (en) * | 2013-09-27 | 2014-09-01 | 세안이엔씨 주식회사 | Cable installing device |
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| CN112505590A (en) * | 2021-01-04 | 2021-03-16 | 威海海洋职业学院 | Cable on-off test system |
| CN112924835A (en) * | 2021-04-12 | 2021-06-08 | 河南四达检测技术有限公司 | Portable cable partial discharge detection device |
| CN218097841U (en) * | 2022-04-08 | 2022-12-20 | 国网河南省电力公司直流运检分公司 | Wireless detection terminal for extra-high voltage power cable wiring terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101436595B1 (en) * | 2013-09-27 | 2014-09-01 | 세안이엔씨 주식회사 | Cable installing device |
| CN209070053U (en) * | 2018-11-19 | 2019-07-05 | 泸州宏兴电气有限公司 | A kind of detection device for wire and cable |
| CN211234682U (en) * | 2019-11-27 | 2020-08-11 | 中国石油天然气股份有限公司 | Cable measuring device |
| CN112505590A (en) * | 2021-01-04 | 2021-03-16 | 威海海洋职业学院 | Cable on-off test system |
| CN112924835A (en) * | 2021-04-12 | 2021-06-08 | 河南四达检测技术有限公司 | Portable cable partial discharge detection device |
| CN218097841U (en) * | 2022-04-08 | 2022-12-20 | 国网河南省电力公司直流运检分公司 | Wireless detection terminal for extra-high voltage power cable wiring terminal |
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| CN117148221A (en) | 2023-12-01 |
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