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CN-224202583-U - Thermal cable temperature detection device of thermal power plant

CN224202583UCN 224202583 UCN224202583 UCN 224202583UCN-224202583-U

Abstract

The utility model relates to a thermal cable temperature detection device of a thermal power plant, which belongs to the technical field of cable detection and comprises a detection box with an open upper part, wherein a box cover for opening or closing the detection box is arranged at the top of the detection box, through holes extending upwards to the end parts of the upper end of the detection box are respectively arranged at the two ends of the detection box, a travelling mechanism which reciprocates between the two ends of the detection box is arranged below the inside of the detection box, an intermittent temperature monitoring component is arranged on the travelling mechanism and is used for intermittently contacting with a cable above the travelling mechanism in the travelling process and measuring the temperature. The thermal power plant thermal cable temperature detection device has the advantages that the structural design is reasonable, the temperature detection can be carried out on different positions of the cable passing through the detection device, the accurate effect during detection can be effectively ensured, the whole detection device is not required to be moved, the detection operation is time-saving and labor-saving, the normal operation of the cable is not influenced, and more convenience is brought to thermal power plant thermal cable temperature detection work.

Inventors

  • WANG PENG
  • MENG SHUAI
  • PAN HONGYUAN
  • QUAN HE

Assignees

  • 徐州华润电力有限公司
  • 铜山华润电力有限公司

Dates

Publication Date
20260505
Application Date
20250512

Claims (10)

  1. 1. The thermal cable temperature detection device for the thermal power plant is characterized by comprising a detection box (1) with an open upper part, wherein a box cover (11) for opening or closing the detection box is arranged at the top of the detection box (1), through holes (111) extending upwards to the end parts of the upper end of the detection box are respectively arranged at the two ends of the detection box (1), a travelling mechanism (2) capable of moving back and forth between the two ends of the detection box (1) is arranged below the inner part of the detection box (1), an intermittent temperature monitoring assembly (3) is arranged on the travelling mechanism (2), and the intermittent temperature monitoring assembly (3) is used for intermittently contacting with a cable above in the travelling process of the travelling mechanism (2) and measuring the temperature.
  2. 2. The thermal cable temperature detection device of a thermal power plant according to claim 1, wherein a handle is arranged on the outer surface of the box cover (11).
  3. 3. The thermal cable temperature detection device of a thermal power plant according to claim 1, wherein a long and straight cable placing frame (4) is arranged between through holes (111) at two ends of the detection box (1), a detection channel extending towards two ends of the detection box (1) is arranged at the bottom of the cable placing frame (4) in a penetrating mode, the upper portion of the cable placing frame (4) is arranged in an open mode, and the intermittent temperature monitoring assembly (3) is in contact with a cable above through the detection channel and measures temperature.
  4. 4. The thermal cable temperature detection device of a thermal power plant according to claim 3, wherein an elastic pressing component (5) matched with the cable placing frame (4) is arranged on the inner side of the box cover (11), and the elastic pressing component (5) is used for elastically pressing and covering the upper portion of a cable when the box cover (11) is closed.
  5. 5. The thermal cable temperature detection device of thermal power plant according to claim 4, wherein the elastic pressing assembly (5) comprises a long straight pressing plate (51), the pressing plate (51) is arranged on the inner side of the box cover (11) in parallel and extends towards two ends of the detection box (1), and the pressing plate (51) is connected with the box cover (11) through a plurality of elastic pieces (52) distributed at intervals in the length direction of the pressing plate.
  6. 6. The thermal cable temperature detection device of thermal power plant according to claim 3, wherein the intermittent temperature monitoring component (3) comprises two rollers (31), a door-shaped frame (32), a rotating shaft (33), a floating plate (34) and an elastic floating member (35), wherein the two rollers (31) are distributed at intervals, the rotating shaft (33) is coaxially connected between the two rollers, two ends of the rotating shaft (33) are respectively arranged at the upper end of the travelling mechanism (2) through a shaft bracket rotatably assembled with the rotating shaft, the upper part of the door-shaped frame (32) stretches over the rotating shaft (33), the lower end of the door-shaped frame (32) is arranged at the upper end of the travelling mechanism (2), circular-arc-shaped notches (311) are symmetrically arranged at one sides of the two rollers (31) close to each other, the cross section of the floating plate (34) is rectangular, the upper parts of the floating plate are provided with circular-arc-shaped surfaces matched with the notches (311), two ends of the floating plate (34) are respectively close to the two rollers (31), the lower end of the floating plate (33) is respectively arranged at the upper ends of the elastic floating member (35) through the shaft bracket, the elastic floating member (35) is arranged at the upper ends of the two rollers (31), the upper ends of the two rollers (32) are respectively arranged at the outer edges of the two rollers (31), and the upper ends of the two detectors (4) are respectively arranged at the outer edges of the roller-shaped detector, respectively, and the upper ends of the roller detector is provided with the roller strips (32, along the bottom of the cable placing frame (4), and in the rolling process of the roller (31), the two ends of the floating plate (34) are sprung upwards to be embedded into the notch (311) passing above, so that the temperature detection probe (36) protrudes above the roller (31) to be in contact with the cable, or is pressed downwards to the inner side by the rim of the roller (31), so as to be separated from the cable.
  7. 7. The thermal cable temperature detection device of a thermal power plant according to claim 1, wherein one side of the box cover (11) is hinged with a long side of the upper part of the detection box (1), and a locking structure for locking the detection box (1) in a closed state is arranged on the other side of the box cover (11).
  8. 8. The thermal cable temperature detection device of a thermal power plant according to claim 7, wherein the locking structure comprises a buckle plate (112) arranged at two ends of the other side of the box cover (11), the buckle plate (112) is connected with a tightening knob (12) in a threaded manner, when the box cover (11) is closed, the buckle plate (112) is buckled on the other side of the detection box (1), and the tightening knob (12) is used for being screwed to be propped against or separated from the other side of the detection box (1) under the action of external force.
  9. 9. The thermal cable temperature detection device of thermal power plant according to any one of claims 1 to 8, wherein the travelling mechanism (2) comprises a screw rod (21), a screw seat (22) and a motor (23), two ends of the screw rod (21) are respectively assembled with two side walls of the two ends of the detection box (1) in a rotating mode, the screw seat (22) is screwed on the screw rod (21) and is contacted with the bottom wall of the detection box (1), a belt wheel is coaxially arranged at one end of a driving shaft of the motor (23) and one end of the screw rod (21) respectively, belts are wound on the two belt wheels, and the intermittent temperature monitoring assembly (3) is arranged at the upper end of the screw seat (22).
  10. 10. The thermal cable temperature detection device of a thermal power plant according to claim 9, wherein a power supply is arranged in the detection box (1), a controller is arranged on the outer surface of the detection box, and the controller is respectively connected with the power supply and a motor (23).

Description

Thermal cable temperature detection device of thermal power plant Technical Field The utility model relates to the technical field of cable detection, in particular to a thermal power plant thermal cable temperature detection device. Background Thermal power plants are used as important bases for power generation, and the operation efficiency and the safety of the thermal power plants are directly related to the stability and the reliability of national energy supply. In complex systems of thermal power plants, thermal cables play a key role in transmitting power and control signals, which are distributed throughout the corners of the power plant, connecting important equipment such as generators, transformers, control rooms, etc. Since the operating environment of a thermal power plant is often harsh, including high temperature, high voltage, strong electromagnetic fields, etc., these environmental factors pose serious challenges to the performance and life of the thermal cable. Therefore, the temperature of the thermal cable needs to be detected regularly, and the potential overheating problem is found and treated in time, so that the method has important significance for preventing fire and guaranteeing the safe operation of equipment. However, the existing thermal cable temperature detection device of the thermal power plant generally only can detect the temperature of a single position of the cable at one time, and in order to improve accuracy, the temperature detection needs to be carried out on a plurality of positions of the cable, the whole detection device needs to be continuously moved, repeated disassembly and assembly operations need to be carried out on the cable in the process, time and labor are wasted, and more troubles are brought to thermal cable temperature detection work of the thermal power plant. Based on the above, a thermal cable temperature detection device of a thermal power plant is developed to solve the above technical problems. Disclosure of utility model The utility model aims to solve the technical problem of providing a thermal power plant thermal cable temperature detection device, which effectively overcomes the defects of the prior art. The technical scheme for solving the technical problems is as follows: The utility model provides a thermal cable temperature detection device of thermal power plant, includes the open detection box in upper portion, and above-mentioned detection box top is equipped with and is used for opening or close its lid, and above-mentioned detection box both ends are equipped with the through-hole that upwards extends to its upper end tip respectively, and above-mentioned detection box inside below is equipped with the running gear of reciprocating motion between above-mentioned detection box both ends, is equipped with intermittent type formula temperature monitoring component on the above-mentioned running gear, and above-mentioned intermittent type formula temperature monitoring component is used for the intermittent type nature in-process of walking at above-mentioned running gear cable contact and the temperature measurement with the top. On the basis of the technical scheme, the utility model can be improved as follows. Further, a handle is arranged on the outer surface of the box cover. Further, a long and straight cable placing frame is arranged between through holes at two ends of the detection box, the bottom of the cable placing frame penetrates through a detection channel extending towards two ends of the detection box, the upper portion of the cable placing frame is arranged in an opening mode, and the intermittent temperature monitoring assembly is in contact with a cable above through the detection channel and measures temperature. Further, an elastic pressing component matched with the cable placing frame is arranged on the inner side of the box cover, and the elastic pressing component is used for elastically pressing and covering the upper portion of the cable when the box cover is closed. Further, the elastic pressing assembly comprises a long and straight pressing plate, the pressing plate is arranged on the inner side of the box cover in parallel and extends towards two ends of the detection box, and the pressing plate is connected with the box cover through a plurality of elastic pieces which are distributed at intervals in the length direction of the pressing plate. Further, the intermittent temperature monitoring assembly comprises two rollers, a door-shaped frame, a rotating shaft, a floating plate and an elastic floating piece, wherein the two rollers are distributed at intervals, the rotating shaft is coaxially connected between the two rollers, two ends of the rotating shaft are respectively arranged at the upper end of the travelling mechanism through shaft brackets assembled by rotating the rotating shaft, the upper part of the door-shaped frame stretches over the rotating shaft, the lower end of the door-shaped fram