CN215639892U - Cable force instrument capable of carrying out dynamic detection - Google Patents

Cable force instrument capable of carrying out dynamic detection Download PDF

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Publication number
CN215639892U
CN215639892U CN202121938092.XU CN202121938092U CN215639892U CN 215639892 U CN215639892 U CN 215639892U CN 202121938092 U CN202121938092 U CN 202121938092U CN 215639892 U CN215639892 U CN 215639892U
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base
sensor
magnetic flux
cable force
cable
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Chinese (zh)
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曾毅
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Wuhan Weipu Technology Co ltd
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Wuhan Weipu Technology Co ltd
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Abstract

The utility model discloses a cable force instrument capable of carrying out dynamic detection, relates to the technical field of cable force detection, and aims to solve the problems that cable force changes correspondingly when being subjected to external factors in the using process, the cable force instrument is difficult to meet the dynamic cable force change detection in the using process, and the cable force detection effect is reduced. The top of base is provided with magnetic flux sensor and picks up the sensor that shakes, and magnetic flux sensor and pick up the sensor that shakes and all pass through the screw connection with the base, magnetic flux sensor and the sensor that shakes of picking up all are connected with the cable suit, the below of base is provided with the signal acquisition treater, and the signal acquisition treater and magnetic flux sensor and pick up the equal electric connection of sensor that shakes, one side of magnetic flux sensor and the sensor that shakes of picking up all is provided with the connection clamp, the below of connecting the clamp is provided with the support base, and supports the base and pass through screw connection with the base, be provided with the connecting bolt between connection clamp and the base, and connecting bolt and base threaded connection.

Description

Cable force instrument capable of carrying out dynamic detection
Technical Field
The utility model relates to the technical field of cable force detection, in particular to a cable force instrument capable of carrying out dynamic detection.
Background
The stay cable is used for stabilizing steel structural members or steel cables for stabilizing and stretching finished films, and has the main structures of steel strands, cable anchors, cable heads and the like. The cable force test plays a significant role in the construction process of the cable-stayed bridge and the daily maintenance detection of the cable-stayed bridge. Whether the cable force is in a reasonable range or not directly influences the overall stress state and the linear smoothness degree of the structure.
At present, when the cable force detection is carried out on a stay cable, a cable force instrument is suitable for cable force detection in a construction stage, the cable force is correspondingly changed due to external factors in the using process, the cable force instrument is difficult to meet dynamic cable force change detection in the using process, the cable force detection effect is reduced, the using requirement cannot be met, and therefore the cable force instrument capable of carrying out dynamic detection is urgently needed in the market to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cable force instrument capable of carrying out dynamic detection, and aims to solve the problems that the cable force changes correspondingly under the action of external factors in the using process, the cable force instrument is difficult to meet the dynamic cable force change detection in the using process, and the cable force detection effect is reduced in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a can carry out dynamic verification's cable power appearance, includes base and cable, the top of base is provided with magnetic flux sensor and picks up the sensor that shakes, and magnetic flux sensor and the sensor that shakes of picking up all pass through bolted connection with the base, magnetic flux sensor and pick up the sensor that shakes all are connected with the cable suit, the below of base is provided with the signal acquisition treater, and the signal acquisition treater with magnetic flux sensor and pick up the equal electric connection of sensor that shakes, one side of magnetic flux sensor and the sensor that shakes of picking up all is provided with the connection clamp, the below of connecting the clamp is provided with the support base, and supports the base and pass through bolted connection with the base, be provided with the connecting bolt between connection clamp and the base, and connecting bolt and base threaded connection.
Preferably, the magnetic flux sensor includes two permanent magnets, two hall sensors and a shielding shell, the two permanent magnets are disposed at two ends of the shielding shell, and the hall sensors are disposed at the middle positions of the two permanent magnets.
Preferably, the upper end of base is provided with temperature sensor, and temperature sensor passes through the screw connection with the base, temperature sensor and signal acquisition treater electric connection.
Preferably, one side of the signal acquisition processor is provided with a data transceiver, one side of the base is provided with a display screen, and the data transceiver and the display screen are electrically connected with the signal acquisition processor.
Preferably, the inside of base is provided with the battery, and the battery sets up structure as an organic whole with the base, the top of connecting the clamp is provided with the photovoltaic board, and the photovoltaic board passes through the screw connection with the connection clamp, photovoltaic board and battery electric connection.
Preferably, the outside of connecting the bolt is provided with the spring, and the spring is provided with two, and the spring laminates mutually with base, connection clamp and connecting the bolt.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model can measure the changed magnetic conductivity when the external mechanical load born by the inhaul cable changes by the magnetic flux sensor through the arrangement of the signal acquisition processor, the magnetic flux sensor and the vibration pickup sensor; the vibration pickup sensor can measure the vibration frequency and amplitude of the stay cable, and the measured data is processed and analyzed by the signal acquisition processor, so that dynamic detection of the cable force is realized. The problem of the cable force fluctuation that results in that the cable receives external environment to change in the use, has increased the dynamic detection degree of difficulty is solved.
2. The utility model discloses a device passes through temperature sensor and data transceiver's setting, and temperature sensor can measure the time temperature on every side, is convenient for carry out temperature compensation to improved the detection precision, can upload the terminal, the real time monitoring cable situation of being convenient for with the help of data transceiver with the testing result. The problem of increased cable force detection error under adverse circumstances is solved.
3. The utility model discloses a device can be with check out test set installation cable through the setting of connecting clamp and photovoltaic board on, be convenient for detect the relevant position point of cable through connecting the clamp, and the photovoltaic board can carry out the ability conversion to reduce equipment power consumption. The problem of fixed effect of check out test set installation not good is solved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a view of the connection of the connector clip of the present invention to a base;
fig. 3 is a cross-sectional view of a magnetic flux sensor of the present invention.
In the figure: 1. a base; 2. a signal acquisition processor; 3. a data transceiver; 4. a fixed block; 5. a display screen; 6. a temperature sensor; 7. a magnetic flux sensor; 8. a vibration pickup sensor; 9. connecting a clamp; 10. a cable; 11. a photovoltaic panel; 12. a support pad seat; 13. a rubber pad; 14. a storage battery; 15. a threaded hole; 16. a connecting bolt; 17. a spring; 18. a permanent magnet; 19. a Hall sensor; 20. a shielding housing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an embodiment of the present invention is shown: a cable force instrument capable of carrying out dynamic detection comprises a base 1 and a cable 10, wherein a magnetic flux sensor 7 and a vibration pickup sensor 8 are arranged above the base 1, the magnetic flux sensor 7 and the vibration pickup sensor 8 are connected with the base 1 through screws, the magnetic flux sensor 7 and the vibration pickup sensor 8 are connected with the cable 10 in a sleeved mode, the magnetic flux sensor 7 can measure the changed magnetic conductivity when the external mechanical load borne by the cable changes, the vibration pickup sensor 8 can measure the vibration frequency and amplitude when the external mechanical load borne by the cable changes, a signal acquisition processor 2 is arranged below the base 1, the signal acquisition processor 2 is electrically connected with the magnetic flux sensor 7 and the vibration pickup sensor 8, the signal acquisition processor 2 can process and analyze the measured data so as to realize dynamic detection, a threaded hole 15 is formed in the upper end of the base 1, one side of magnetic flux sensor 7 and pick up sensor 8 that shakes all is provided with connects clamp 9, the below of connecting clamp 9 is provided with support base 12, and support base 12 and base 1 through the screw connection, be provided with connecting bolt 16 between connection clamp 9 and the base 1, and connecting bolt 16 and base 1 threaded connection, it can fix the check out test set installation on cable 10 to connect clamp 9 and connecting bolt 16, the inboard of connecting clamp 9 and the upper end of supporting base 12 all are provided with rubber pad 13, and rubber pad 13 is connected as an organic whole structure with connecting clamp 9 and support base 12.
Further, the magnetic flux sensor 7 includes a permanent magnet 18, two hall sensors 19, and a shield case 20, the permanent magnet 18 being provided in two, and the two permanent magnets 18 being provided at both ends of the shield case 20, the hall sensor 19 being provided at a middle position of the two permanent magnets 18. The magnetic permeability change amount can be judged by measuring the passing magnetic lines of force by the hall sensor 19.
Further, the upper end of base 1 is provided with temperature sensor 6, and temperature sensor 6 passes through the screw connection with base 1, and temperature sensor 6 and signal acquisition treater 2 electric connection. The temperature sensor 6 can measure the temperature around the detection equipment, so that the temperature compensation can be conveniently carried out in a low-temperature or high-temperature state, and the detection precision is indirectly improved.
Further, one side of the signal acquisition processor 2 is provided with a data transceiver 3, a fixing block 4 is arranged between the signal acquisition processor 2 and the data transceiver 3 as well as the base 1, a display screen 5 is arranged on one side of the base 1, and the data transceiver 3 and the display screen 5 are electrically connected with the signal acquisition processor 2. The detection result can be uploaded to the terminal through the data transceiver 3, so that the cable force change can be monitored remotely conveniently, and the display screen 5 can display the detection result.
Further, the inside of base 1 is provided with battery 14, and battery 14 sets up structure as an organic whole with base 1, and the top of connecting clamp 9 is provided with photovoltaic board 11, and photovoltaic board 11 passes through bolted connection with connecting clamp 9, photovoltaic board 11 and battery 14 electric connection. Energy conversion is possible by means of the photovoltaic panel 11 and the accumulator 14, so that the power consumption of the detection device is reduced.
Further, the outside of the connecting bolt 16 is provided with two springs 17, and the springs 17 are attached to the base 1, the connecting clamp 9 and the connecting bolt 16. The spring 17 can play a role in buffering, and the mounting stability of the detection equipment is improved.
The working principle is as follows: when the vibration detection device is used, the magnetic flux sensor 7 and the vibration pickup sensor 8 are arranged on the inhaul cable 10, and the connecting clamp 9 is connected with the base 1 through the connecting bolt 16, so that the main body of the detection device is fixedly installed, and the parts are sequentially installed; the magnetic flux sensor 7 and the vibration pickup sensor 8 are powered, when external mechanical load borne by the inhaul cable 10 changes, the internal magnetization intensity changes, the magnetic flux sensor 7 measures and generates induced voltage and magnetic line data, the vibration pickup sensor 8 measures vibration frequency and amplitude data of the inhaul cable 10, and the measured data are processed and analyzed by the signal acquisition processor 2 to realize cable force detection. The temperature sensor 6 measures the ambient temperature, is convenient for temperature compensation in a low-temperature or high-temperature state, and indirectly improves the detection precision; the data transceiver 3 can upload the detected result to the terminal, so as to remotely monitor the cable force condition of the cable 10.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A cable force instrument capable of dynamic detection comprises a base (1) and a cable (10), and is characterized in that: the device is characterized in that a magnetic flux sensor (7) and a vibration pickup sensor (8) are arranged above the base (1), the magnetic flux sensor (7) and the vibration pickup sensor (8) are connected with the base (1) through screws, the magnetic flux sensor (7) and the vibration pickup sensor (8) are connected with a pull cable (10) in a sleeved mode, a signal acquisition processor (2) is arranged below the base (1), the signal acquisition processor (2) is electrically connected with the magnetic flux sensor (7) and the vibration pickup sensor (8), a connecting clamp (9) is arranged on one side of each of the magnetic flux sensor (7) and the vibration pickup sensor (8), a supporting cushion seat (12) is arranged below the connecting clamp (9), the supporting cushion seat (12) is connected with the base (1) through screws, a connecting bolt (16) is arranged between the connecting clamp (9) and the base (1), and the connecting bolt (16) is in threaded connection with the base (1).
2. The cable force instrument capable of dynamic detection according to claim 1, wherein: the magnetic flux sensor (7) comprises a permanent magnet (18), two Hall sensors (19) and a shielding shell (20), the two permanent magnets (18) are arranged at two ends of the shielding shell (20), and the Hall sensors (19) are arranged in the middle positions of the two permanent magnets (18).
3. The cable force instrument capable of dynamic detection according to claim 1, wherein: the upper end of base (1) is provided with temperature sensor (6), and temperature sensor (6) and base (1) pass through the screw connection, temperature sensor (6) and signal acquisition treater (2) electric connection.
4. The cable force instrument capable of dynamic detection according to claim 1, wherein: one side of the signal acquisition processor (2) is provided with a data transceiver (3), one side of the base (1) is provided with a display screen (5), and the data transceiver (3) and the display screen (5) are electrically connected with the signal acquisition processor (2).
5. The cable force instrument capable of dynamic detection according to claim 1, wherein: the inside of base (1) is provided with battery (14), and battery (14) and base (1) set up structure as an organic whole, the top of connecting clamp (9) is provided with photovoltaic board (11), and photovoltaic board (11) and connecting clamp (9) pass through screwed connection, photovoltaic board (11) and battery (14) electric connection.
6. The cable force instrument capable of dynamic detection according to claim 1, wherein: the outside of connecting bolt (16) is provided with spring (17), and spring (17) are provided with two, and spring (17) and base (1), connect clamp (9) and connect bolt (16) and laminate mutually.
CN202121938092.XU 2021-08-18 2021-08-18 Cable force instrument capable of carrying out dynamic detection Active CN215639892U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121938092.XU CN215639892U (en) 2021-08-18 2021-08-18 Cable force instrument capable of carrying out dynamic detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121938092.XU CN215639892U (en) 2021-08-18 2021-08-18 Cable force instrument capable of carrying out dynamic detection

Publications (1)

Publication Number Publication Date
CN215639892U true CN215639892U (en) 2022-01-25

Family

ID=79899092

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121938092.XU Active CN215639892U (en) 2021-08-18 2021-08-18 Cable force instrument capable of carrying out dynamic detection

Country Status (1)

Country Link
CN (1) CN215639892U (en)

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