CN213633673U - Cable electric heat aging test platform based on distributed optical fiber temperature measurement - Google Patents
Cable electric heat aging test platform based on distributed optical fiber temperature measurement Download PDFInfo
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- CN213633673U CN213633673U CN202021455820.7U CN202021455820U CN213633673U CN 213633673 U CN213633673 U CN 213633673U CN 202021455820 U CN202021455820 U CN 202021455820U CN 213633673 U CN213633673 U CN 213633673U
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- temperature measurement
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- optical fiber
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Abstract
The utility model relates to a cable test equipment field specifically is a cable electric heat aging testing platform based on distributed optical fiber temperature measurement, the device comprises a device main body, top one side fixed mounting of device main part has drive mechanism, drive mechanism's top one side fixed mounting has the fixed column, surface one side fixed mounting of fixed column has a set of temperature measurement optic fibre, one side that drive mechanism's top is close to the fixed column is provided with the sliding seat, inner wall one side fixed mounting of sliding seat has fixed establishment. A cable electric heat ageing tests platform based on distributing type optic fibre temperature measurement, can make the whole device can in time monitor the cable temperature rise condition in the experimentation to judge the current-carrying capacity of cable, strengthen the degree of accuracy of cable ageing tests. The device has certain value in the aspect of increasing the precision of researching the cable insulation condition, improves the practicability of the whole device, and brings better use prospect.
Description
Technical Field
The utility model relates to a cable test equipment field specifically is a cable electric heat aging test platform based on distributed optical fiber temperature measurement.
Background
The crosslinked polyethylene cable is widely used in the urban power grid construction process due to the excellent electrical performance, the simple and convenient manufacturing process and installation process and the like. The operation data show that the cable body is the position where the cable has more faults, and the breakdown fault of the cable body is caused by the aging of the insulation performance, wherein the breakdown fault of the cable body is more than 80%. In order to master the insulation aging state of the cable and reduce the occurrence of cable breakdown accidents, the insulation performance of the cable equipment needs to be detected. The cable temperature can reflect the insulation condition of the power cable to a certain extent, the power cable with good insulation degree has good heat dissipation performance, and when a certain current-carrying capacity is applied to the power cable, the insulation condition of the power cable can be mastered by detecting the change condition of the power cable temperature.
The existing cable test has certain disadvantages when in use, and in the existing cable actual operation and aging test, because the resistance of the cable conductor and certain impedance between the cable insulation layer and the surrounding environment exist, the cable generates certain heat when in operation, and the part of heat can not be ignored. The infrared thermometer adopted at present can only measure the surface temperature outside the cable, cannot measure and track the temperature inside the cable, and cannot comprehensively and objectively reflect the cable aging test condition, so that the infrared thermometer is inconvenient and brings certain influence in the use process. Therefore, those skilled in the art provide a platform for testing electric heating aging of a cable based on distributed optical fiber temperature measurement to solve the problems mentioned in the background art.
Disclosure of Invention
An object of the utility model is to provide a cable electric heat aging test platform based on distributed optical fiber temperature measurement to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a cable electric heating aging test platform based on distributed optical fiber temperature measurement comprises a device main body, wherein a transmission mechanism is fixedly arranged on one side of the top end of the device main body, a fixed column is fixedly arranged on one side of the top end of the transmission mechanism, a group of temperature measuring optical fibers are fixedly arranged on one side of the outer surface of the fixed column, a sliding seat is arranged at one side of the top end of the transmission mechanism close to the fixed column, a fixing mechanism is fixedly arranged at one side of the inner wall of the sliding seat, an operating button is fixedly arranged on one side of the upper surface of the device main body, a digital display screen is fixedly arranged on one side of the outer wall of the device main body, an alarm is fixedly arranged on one side of the outer wall of the device main body close to the digital display screen, a controller is fixedly arranged on one side of the top end of the device main body close to the transmission mechanism, the fixing mechanism is characterized in that a mounting hole is formed in one side of the inside of the fixing mechanism in a penetrating mode, and a lower fixing sleeve is fixedly mounted on one side of the inner bottom wall of the mounting hole.
As a further aspect of the present invention: one side that the inner wall of mounting hole is close to fixed cover down is provided with fixed cover, and fixed cover and the equal fixed mounting in inner wall one side of last fixed cover have the antiskid rubber down, the top one side fixed mounting who goes up the fixed cover has the connecting seat.
As a further aspect of the present invention: the connecting device is characterized in that a threaded rod is arranged on one side of the top end of the connecting seat, a bearing seat is fixedly mounted on one side, corresponding to the threaded rod, of the inside of the connecting seat, the connecting seat is fixedly connected with the threaded rod, and a knob is fixedly mounted on one side of the top end of the threaded rod.
As a further aspect of the present invention: the utility model discloses a fixed establishment's fixed set, including fixed establishment, fixed establishment's one side that the inside corresponds the threaded rod all etches there is the thread groove, and intermeshing between threaded rod and the thread groove, fixed establishment's top one side fixed mounting has a set of slip post down, and the slip post runs through fixed establishment's inside one side, drive mechanism's inside one side is provided with the lead screw.
As a further aspect of the present invention: one side fixed mounting that drive mechanism's inner wall corresponds the lead screw has a footstep bearing, and drive mechanism passes through footstep bearing and lead screw fixed connection, bottom one side fixed mounting of connecting seat has the connecting block, and one side fixed mounting that the inside of connecting block corresponds the lead screw has ball nut, and intermeshing between lead screw and the ball nut.
As a further aspect of the present invention: the automatic feeding device is characterized in that a first bevel gear is fixedly mounted on one side of the outer end of the screw rod, a servo motor is fixedly mounted on one side, close to the screw rod, of the inside of the transmission mechanism, the input end of the servo motor is electrically connected with the output end of the controller, a second bevel gear is fixedly mounted at one end of an output shaft of the servo motor, and the first bevel gear and the second bevel gear are meshed with each other.
As a further aspect of the present invention: the input of digital display screen and alarm all with the output electric connection of controller, and the output of temperature measurement optic fibre and the input electric connection of controller.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the arranged device main body, a user stably places the device main body, then fixes the cable to be tested in the fixing mechanism, the servo motor arranged in the transmission mechanism is electrified through an external power supply, the servo motor is driven to rotate through pressing the control button, the lead screw arranged by the thrust bearing can be driven to rotate through the matching between the first bevel gear and the second bevel gear, the connecting seat can be driven to horizontally slide through the matching between the lead screw and the ball nut arranged on the connecting block, so that the cable can be driven to be transmitted to the temperature measurement optical fiber arranged on the fixing column, one temperature measurement optical fiber is inserted into the cable to be close to the cable core, the other temperature measurement optical fiber is attached to the outer wall of the cable, the temperature change of the inner part and the surface of the whole optical cable can be simultaneously monitored, and the temperature change display is carried out through the digital display screen, the circuit operation condition is known at any time, and early warning is carried out through the alarm in advance, so that accidents are avoided, convenience is brought to users to use, and the circuit operation condition is better than a traditional mode.
2. Through the fixed establishment who sets up, when the user tests at fixed cable, then can penetrate the mounting hole with the cable, through rotating the knob after, drive the threaded rod and rotate, through the cooperation between threaded rod and the thread groove, drive fixed cover and descend to fixed cover department down, through the cooperation between fixed cover and the lower fixed cover, press from both sides the cable and press from both sides tightly fixedly, carry out the centre gripping to the cable when being convenient for test, convenience and practicality when improving the use, convenient to use personnel use, better for traditional mode.
Drawings
FIG. 1 is a schematic structural diagram of a cable electrothermal aging test platform based on distributed optical fiber temperature measurement;
FIG. 2 is a schematic structural diagram of a fixing mechanism in a cable electrothermal aging test platform based on distributed optical fiber temperature measurement;
FIG. 3 is a schematic structural diagram of a transmission mechanism in a cable electrothermal aging test platform based on distributed optical fiber temperature measurement;
FIG. 4 is a schematic diagram of the installation distribution of temperature measuring optical fibers in a cable electrothermal aging test platform based on distributed optical fiber temperature measurement.
In the figure: 1. a device main body; 2. a transmission mechanism; 3. fixing a column; 4. a temperature measuring optical fiber; 5. a sliding seat; 6. a fixing mechanism; 7. an operation button; 8. a digital display screen; 9. an alarm; 10. a controller; 11. mounting holes; 12. a lower fixing sleeve; 13. fixing a sleeve; 14. a connecting seat; 15. a threaded rod; 16. a knob; 17. a thread groove; 18. a sliding post; 19. a lead screw; 20. a thrust bearing; 21. connecting blocks; 22. a first bevel gear; 23. a servo motor; 24. a second bevel gear.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, a cable electrothermal aging test platform based on distributed optical fiber temperature measurement includes a device main body 1, a transmission mechanism 2 is fixedly installed on one side of the top end of the device main body 1, a fixed column 3 is fixedly installed on one side of the top end of the transmission mechanism 2, a set of temperature measurement optical fibers 4 is fixedly installed on one side of the outer surface of the fixed column 3, a sliding seat 5 is disposed on one side of the top end of the transmission mechanism 2 close to the fixed column 3, a fixing mechanism 6 is fixedly installed on one side of the inner wall of the sliding seat 5, an operation button 7 is fixedly installed on one side of the upper surface of the device main body 1, a digital display screen 8 is fixedly installed on one side of the outer wall of the device main body 1, an alarm 9 is fixedly installed on one side of the outer wall of the device main body 1 close to the digital display screen 8, a lower fixing sleeve 12 is fixedly installed at one side of the inner bottom wall of the installation hole 11.
In fig. 2: one side that the inner wall of mounting hole 11 is close to fixed cover 12 down is provided with fixed cover 13, and fixed cover 12 has the non-slip rubber with the equal fixed mounting in inner wall one side of last fixed cover 13 down, and the top one side fixed mounting who goes up fixed cover 13 has connecting seat 14 to make the integrated device can improve the stability that fixed cover 12 and last fixed cover 13 pressed from both sides tight cable down through the non-slip rubber.
In fig. 2: connecting seat 14's top one side is provided with threaded rod 15, and connecting seat 14's inside corresponds one side fixed mounting of threaded rod 15 has the bearing frame, and connecting seat 14 through with threaded rod 15 fixed connection, top one side fixed mounting of threaded rod 15 has knob 16 to make the integrated device can drive the more stable rotation of threaded rod 15 through the bearing frame.
In fig. 1-3: the equal sculpture in one side that fixed establishment 6's inside corresponds threaded rod 15 has thread groove 17, and intermeshing between threaded rod 15 and the thread groove 17, fixed cover 12's top one side fixed mounting has a set of slip post 18 down, and slip post 18 runs through fixed cover 13's inside one side, drive mechanism 2's inside one side is provided with lead screw 19, thereby make the integrated device can pass through the cooperation between threaded rod 15 and the thread groove 17, fixed cover 13 descends to fixed cover 12 department down in the drive, cooperation between fixed cover 13 and the lower fixed cover 12 through last, press from both sides tight fixedly with the cable.
In fig. 1-3: one side fixed mounting that drive mechanism 2's inner wall corresponds lead screw 19 has thrust bearing 20, and drive mechanism 2 passes through thrust bearing 20 and lead screw 19 fixed connection, bottom one side fixed mounting of connecting seat 14 has connecting block 21, and one side fixed mounting that connecting block 21's inside corresponds lead screw 19 has ball nut, and intermeshing between lead screw 19 and the ball nut, thereby make the integrated device can pass through the cooperation between the ball nut that lead screw 19 and connecting block 21 set up, then can drive connecting seat 14 and carry out horizontal slip, thereby can drive the temperature measurement optic fibre 4 department that cable transmission set up to fixed column 3.
In fig. 1 and 3: a first bevel gear 22 is fixedly installed on one side of the outer end of the screw rod 19, a servo motor 23 (model: ACSM110-G04030LZ) is fixedly installed on one side of the interior of the transmission mechanism 2 close to the screw rod 19, the input end of the servo motor 23 is electrically connected with the output end of the controller 10, a second bevel gear 24 is fixedly installed on one end of the output shaft of the servo motor 23, and the first bevel gear 22 and the second bevel gear 24 are meshed with each other, so that the integral device can drive the screw rod 19 arranged on the thrust bearing 20 to rotate through the matching between the first bevel gear 22 and the second bevel gear 24.
In fig. 1: the input of digital display screen 8 and alarm 9 all with controller 10's output electric connection, and the output of temperature measurement optic fibre 4 and controller 10's input electric connection to make whole device carry out the temperature variation through digital display screen 8 and show, know the circuit behavior at any time, carry out the early warning through alarm 9 in advance, avoid the emergence of accident.
The utility model discloses a theory of operation is: after a user stably places the device main body 1, a cable to be tested is fixed in the fixing mechanism 6, a servo motor 23 arranged in the transmission mechanism 2 is electrified through an external power supply, the control button 7 is pressed, the servo motor 23 drives the first bevel gear 22 to rotate, the lead screw 19 arranged on the thrust bearing 20 can be driven to rotate through the matching between the first bevel gear 22 and the second bevel gear 24, the connecting seat 14 can be driven to horizontally slide through the matching between the lead screw 19 and the ball nut arranged on the connecting block 21, so that the cable can be driven to be transmitted to the temperature measuring optical fiber 4 arranged on the fixing column 3, one temperature measuring optical fiber 4 is inserted into the cable close to the cable core, the other temperature measuring optical fiber 4 is attached to the outer wall of the cable, and the temperature change of the inner part and the surface of the whole section of optical cable can be monitored simultaneously, carry out the temperature variation through the digital display screen 8 and show, know the circuit behavior at any time, carry out the early warning through alarm 9 in advance, avoid the emergence of accident, when the user tests at fixed cable, then can penetrate the cable in mounting hole 11, through rotating behind the knob 16, drive threaded rod 15 and rotate, through the cooperation between threaded rod 15 and the thread groove 17, fixed cover 13 descends to fixed cover 12 department down in the drive, through the cooperation between fixed cover 13 and the fixed cover 12 down, press from both sides the cable and press from both sides tight fixedly, carry out the centre gripping to the cable when being convenient for test, convenience and practicality when improving the use, convenient to use personnel use, it is comparatively practical.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A cable electric heating aging test platform based on distributed optical fiber temperature measurement comprises a device main body (1) and is characterized in that a transmission mechanism (2) is fixedly mounted on one side of the top end of the device main body (1), a fixed column (3) is fixedly mounted on one side of the top end of the transmission mechanism (2), a group of temperature measurement optical fibers (4) is fixedly mounted on one side of the outer surface of the fixed column (3), a sliding seat (5) is arranged on one side, close to the fixed column (3), of the top end of the transmission mechanism (2), a fixing mechanism (6) is fixedly mounted on one side of the inner wall of the sliding seat (5), an operating button (7) is fixedly mounted on one side of the upper surface of the device main body (1), a digital display screen (8) is fixedly mounted on one side of the outer wall of the device main body (1), an alarm (9) is fixedly mounted on one side, the device is characterized in that a controller (10) is fixedly mounted on one side, close to the transmission mechanism (2), of the top end of the device body (1), a mounting hole (11) is formed in one side of the interior of the fixing mechanism (6) in a penetrating mode, and a lower fixing sleeve (12) is fixedly mounted on one side of the inner bottom wall of the mounting hole (11).
2. The electric heating aging test platform for the cable based on the distributed optical fiber temperature measurement as claimed in claim 1, wherein an upper fixing sleeve (13) is disposed on one side of the inner wall of the mounting hole (11) close to the lower fixing sleeve (12), an anti-skid rubber is fixedly mounted on one side of the inner wall of the lower fixing sleeve (12) and one side of the inner wall of the upper fixing sleeve (13), and a connecting seat (14) is fixedly mounted on one side of the top end of the upper fixing sleeve (13).
3. The electric heating aging test platform for the cable based on distributed optical fiber temperature measurement as claimed in claim 2, wherein a threaded rod (15) is arranged on one side of the top end of the connecting seat (14), a bearing seat is fixedly installed on one side of the inner portion of the connecting seat (14) corresponding to the threaded rod (15), the connecting seat (14) is fixedly connected with the threaded rod (15), and a knob (16) is fixedly installed on one side of the top end of the threaded rod (15).
4. The electric heating aging test platform for the cable based on the distributed optical fiber temperature measurement as claimed in claim 3, wherein one side of the inner part of the fixing mechanism (6) corresponding to the threaded rod (15) is etched with a threaded groove (17), the threaded rod (15) and the threaded groove (17) are engaged with each other, one side of the top end of the lower fixing sleeve (12) is fixedly provided with a group of sliding columns (18), the sliding columns (18) penetrate through one side of the inner part of the upper fixing sleeve (13), and one side of the inner part of the transmission mechanism (2) is provided with a lead screw (19).
5. The electric cable thermal ageing test platform based on the distributed optical fiber temperature measurement is characterized in that a thrust bearing (20) is fixedly mounted on one side, corresponding to the lead screw (19), of the inner wall of the transmission mechanism (2), the transmission mechanism (2) is fixedly connected with the lead screw (19) through the thrust bearing (20), a connecting block (21) is fixedly mounted on one side of the bottom end of the connecting seat (14), a ball nut is fixedly mounted on one side, corresponding to the lead screw (19), of the inside of the connecting block (21), and the lead screw (19) and the ball nut are meshed with each other.
6. The electric heating aging test platform for the cable based on the distributed optical fiber temperature measurement as claimed in claim 5, wherein a first bevel gear (22) is fixedly installed on one side of the outer end of the lead screw (19), a servo motor (23) is fixedly installed on one side, close to the lead screw (19), inside of the transmission mechanism (2), the input end of the servo motor (23) is electrically connected with the output end of the controller (10), a second bevel gear (24) is fixedly installed at one end of the output shaft of the servo motor (23), and the first bevel gear (22) and the second bevel gear (24) are meshed with each other.
7. The electric heating aging test platform for the cable based on the distributed optical fiber temperature measurement as claimed in claim 1, wherein the input ends of the digital display screen (8) and the alarm (9) are electrically connected with the output end of the controller (10), and the output end of the temperature measurement optical fiber (4) is electrically connected with the input end of the controller (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021455820.7U CN213633673U (en) | 2020-07-22 | 2020-07-22 | Cable electric heat aging test platform based on distributed optical fiber temperature measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021455820.7U CN213633673U (en) | 2020-07-22 | 2020-07-22 | Cable electric heat aging test platform based on distributed optical fiber temperature measurement |
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| Publication Number | Publication Date |
|---|---|
| CN213633673U true CN213633673U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021455820.7U Expired - Fee Related CN213633673U (en) | 2020-07-22 | 2020-07-22 | Cable electric heat aging test platform based on distributed optical fiber temperature measurement |
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| CN (1) | CN213633673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117849562A (en) * | 2024-03-08 | 2024-04-09 | 常州艾博格电器有限公司 | Wire harness sheath insulating properties check out test set |
-
2020
- 2020-07-22 CN CN202021455820.7U patent/CN213633673U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117849562A (en) * | 2024-03-08 | 2024-04-09 | 常州艾博格电器有限公司 | Wire harness sheath insulating properties check out test set |
| CN117849562B (en) * | 2024-03-08 | 2024-05-17 | 常州艾博格电器有限公司 | Wire harness sheath insulating properties check out test set |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 |