Live working robot insulation protection device for high-temperature and high-humidity environment
Technical Field
The invention relates to the technical field of power equipment, in particular to an insulation protection device for a live working robot in a high-temperature high-humidity environment.
Background
Live working refers to carrying out testing, overhaul and other operations on a high-voltage power transmission cable and auxiliary equipment thereof under the condition of no power outage, and is an effective operation method for avoiding power failure during overhaul so as to ensure normal power supply. With the rapid development of the power grid, the live working of the ultra-high voltage and ultra-high voltage power transmission line is used as an important guarantee for the power supply reliability of the power grid, and the importance of the live working is increasingly outstanding.
At present, domestic live working robot has electric leakage and overheat risks in high-temperature and high-humidity environments due to the limitation of an insulation protection structure, so that the application range of the live working robot is limited. Therefore, there is a need for an insulating protection device for a live working robot in a high-temperature and high-humidity environment, which can effectively dissipate heat of the working robot body in the high-temperature and high-humidity environment, and reduce the influence of high humidity on the inside of the machine, so that the live working robot can be used in the high-temperature and high-humidity environment.
Disclosure of Invention
The invention provides the live working robot insulation protection device for the high-temperature and high-humidity environment, which aims to solve the problems that the live working robot in the prior art has leakage and overheat risks in the high-temperature and high-humidity environment, can effectively dissipate heat of a working robot body in the high-temperature and high-humidity environment, reduces the influence of high humidity on the inside of the machine, and enables the live working robot to be used in the high-temperature and high-humidity environment.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an insulating protector of live working robot for high temperature high humidity environment, includes the operation robot body, and the operation robot body includes the shell, is equipped with heat dissipation ventilation import and heat dissipation ventilation export on the shell, and heat dissipation ventilation import outside position is equipped with the dehumidification pipe, is equipped with the drier in the dehumidification pipe, and heat dissipation ventilation import inboard is equipped with the fan.
In the technical scheme, the drying agent can absorb water vapor in air, reduce air humidity blowing into the interior of the robot, effectively dissipate heat of the operation robot body in a high-temperature and high-humidity environment, and reduce the influence of high-humidity air on the interior of the robot.
Preferably, a semiconductor dehumidification device is arranged in the dehumidification pipe, and the semiconductor dehumidification device is arranged outside the drying agent. The semiconductor dehumidification device firstly refrigerates and dehumidifies the air, so that the air temperature can be reduced, water vapor in a part of air can be removed, the dehumidification effect is improved, and the service time of the desiccant can be prolonged due to the fact that the water vapor entering the desiccant is reduced.
Preferably, the shielding mechanism is arranged on the working robot body and comprises a shielding awning which is arranged above the working robot body. The shielding awning can be unfolded above the operation robot body, sunlight and rainwater can be blocked, the rainwater can be reduced or prevented from entering the operation position in rainy days, insulation protection of the operation position is increased, the sunlight can be blocked at a height Wen Qingtian, and the hot-line operation robot is prevented from being exposed to the sun for a long time to cause temperature rise.
Preferably, the shielding mechanism further comprises a fixing frame, a horizontal rotating frame, a turnover mechanism and a rotating mechanism, the shielding awning is rotationally connected with the horizontal rotating frame in a vertical plane, the turnover mechanism drives the shielding awning to rotate relative to the horizontal rotating frame, the horizontal rotating frame is rotationally connected with the fixing frame, the rotating shaft of the horizontal rotating frame is vertical, and the rotating mechanism drives the horizontal rotating frame to rotate relative to the fixing frame. The structure can enable the shielding awning to be overturned, and ensures the folding state of the shielding awning before the operation robot body is lifted to the operation position, so that interference with cables in the lifting process is avoided. After the operation robot body rises to the operation position, the turnover mechanism drives the shielding tent to rotate in the vertical plane to change the shielding tent from a vertical state to a horizontal state, and then the horizontal rotating frame is rotated through the rotating mechanism to enable the shielding tent to rotate from the rear of the operation robot body to the upper side of the operation robot body.
Preferably, the turnover mechanism comprises a first worm wheel, a first worm and a first rotation driving piece, the shielding awning is rotationally connected with the horizontal rotating frame through a turnover shaft, the first worm wheel is coaxially fixed with the turnover shaft, the first worm is rotationally connected with the horizontal rotating frame, the first worm wheel is meshed with the first worm, and the first rotation driving piece drives the first worm to rotate; the rotating mechanism comprises a second worm wheel, a second worm and a second rotating driving piece, the second worm wheel is coaxially fixed with the horizontal rotating frame, the second worm is rotationally connected with the fixing frame, the second worm wheel is meshed with the second worm, and the second rotating driving piece drives the second worm to rotate. The structure can drive the shielding tent to turn over through the worm and gear mechanism, can drive the shielding tent to rotate through the worm and gear mechanism, and the worm and gear mechanism has a self-locking characteristic.
Preferably, the shielding mechanism further comprises a driving motor, a driving gear, a transmission rack, a first transmission gear and a second transmission gear, wherein the driving gear is fixed with an output shaft of the driving motor, the driving motor is fixed with the fixing frame, the transmission rack is in sliding connection with the fixing frame, the first transmission gear and the second transmission gear are respectively meshed with the transmission rack, the first transmission gear is fixed with the first worm, and the second transmission gear is fixed with the second worm; the driving motor, the driving gear, the transmission rack and the first transmission gear form a first rotation driving piece, and the driving motor, the driving gear, the transmission rack and the second transmission gear form a second rotation driving piece. The structure can drive two actions simultaneously through one driving piece, so that the two actions are strictly performed according to the set movement sequence. And the structure is simpler, and the cost is saved.
Preferably, the transmission rack comprises a first rack, a second rack, a third rack and a fixed bar, the fixed bar is in sliding connection with the fixed frame, the first rack, the second rack and the third rack are respectively fixed with the fixed bar, and the driving gear is always meshed with the third rack; when the second transmission gear is meshed with the second rack, the first transmission gear is separated from the first rack; when the first transmission gear is meshed with the first rack, the second transmission gear is separated from the second rack.
In the technical scheme, the driving gear is always meshed with the third rack, so that the driving motor can always move along with the transmission rack. When the shelter from the awning needs to be unfolded, the driving gear is driven by the driving motor to rotate, the fixing strip is driven to slide, at the moment, the first transmission gear is meshed with the first rack, the transmission rack moves to drive the first transmission gear and the first worm to rotate, the first worm wheel can drive the shelter from the awning to rotate in the vertical plane to enable the shelter from the awning to change into the horizontal state from the vertical state, then the fixing strip continues to move, the first transmission gear is separated from the first rack, the second transmission gear is meshed with the second rack, and the second worm can drive the horizontal turret to rotate to enable the shelter from the rear of the operation robot body to rotate above the operation robot body. When the device is retracted, the driving motor drives the driving gear to reversely rotate to drive the fixing strip to reversely slide, at the moment, the second transmission gear is meshed with the second rack, the first transmission gear is separated from the first rack, and the second worm can drive the horizontal rotating frame to rotate to enable the shielding tent to rotate from the upper part of the operation robot body to the rear part of the operation robot body; then the fixed strip continues to move, the second transmission gear is separated from the second rack, the first transmission gear is meshed with the first rack, and the first worm wheel can drive the shielding tent to rotate in a vertical plane so that the shielding tent is changed from a horizontal state to a vertical state. The technical scheme strictly controls the sequence of the vertical overturning and horizontal rotating actions of the shielding awning, avoids the shielding awning from touching the cable and avoids interference.
Preferably, the lifting device further comprises a lifting platform and an insulating frame, wherein the operation robot body is fixed with the insulating frame, the insulating frame is fixed with the lifting platform and comprises a plurality of insulating rods which are arranged side by side, and a plurality of water-break guide bars which are obliquely arranged relative to the axis of the insulating rods are arranged on the outer side wall of the insulating rods.
The lifting platform can convey the working robot body to the accessory at the position to be operated. The inclination directions of the water-break guide bars can be the same or different. The mount of work robot can contact the high-voltage circuit in the operation in-process, needs to pass through the insulator spindle disconnection with lift platform, and live working robot if when operating in the rainy day, the rainwater can flow down along the insulator spindle, if the rainwater flows down along the insulator spindle in succession, has the risk of conveying the lift platform of below with the electric current. Through the water-break conducting bar, the water flow is transversely disconnected, and the outside is led, so that the upper water flow and the lower water flow cannot be connected into one, the current is disconnected from the transmission route, the fact that rainwater can not lead the operation robot body to be communicated with the lifting platform is guaranteed, the reliability of the insulation protection structure is guaranteed, and the live working robot can operate in rainy days is guaranteed.
The beneficial effects of the invention are as follows: (1) The working robot body can be effectively radiated in a high-temperature and high-humidity environment, and the influence of high humidity on the inside of the machine is reduced; (2) The rain water is reduced or prevented from entering the operation position in a rainy day, the insulation protection of the operation position is increased, sunlight can be blocked at a height Wen Qingtian, and the hot-line operation robot is prevented from being exposed for a long time to cause temperature rise; (3) The shielding awning can be turned over, and the folding state of the shielding awning is ensured before the operation robot body is lifted to the operation position, so that interference with cables in the lifting process is avoided; (4) The sequence of the vertical overturning and horizontal rotating actions of the shielding awning is strictly controlled through the mechanical mechanism, so that the shielding awning is prevented from touching a cable, and interference is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic structural view of embodiment 2;
fig. 3 is a schematic structural view of embodiment 3.
In the figure: the working robot comprises a working robot body 1, a shell 2, a heat-dissipating ventilation inlet 2.1, a heat-dissipating ventilation outlet 2.2, a dehumidification pipe 3, a drying agent 3.1, a semiconductor dehumidification device 3.2, a fan 4, a shielding mechanism 5, a shielding tent 5.1, a fixing frame 5.2, a horizontal rotating frame 5.3, a turnover mechanism 5.4, a first worm gear 5.4.2, a first rotating driving piece 5.4.3, a rotating mechanism 5.5, a second worm gear 5.5.1, a second worm gear 5.5.2, a second rotating driving piece 5.5.3, a driving motor 5.6, a driving gear 5.7, a transmission rack 5.8, a first rack 5.8.1, a second rack 5.8.2, a third rack 5.8.3, a fixing strip 5.8.4, a first transmission gear 5.9, a second transmission gear 5.10, a lifting platform 6, an insulating frame 7, an insulating rod 7.1 and a water-breaking guide strip 7.2.
Detailed Description
The invention is further described below with reference to the drawings and specific embodiments.
Example 1:
as shown in fig. 1, an insulation protection device for a live working robot in a high-temperature and high-humidity environment comprises a working robot body 1, wherein the working robot body 1 comprises a shell 2, a heat dissipation ventilation inlet 2.1 and a heat dissipation ventilation outlet 2.2 are arranged on the shell 2, a dehumidification pipe 3 is arranged at the outer side of the heat dissipation ventilation inlet 2.1, a drying agent 3.1 and a semiconductor dehumidification device 3.2 are arranged in the dehumidification pipe 3, and the semiconductor dehumidification device 3.2 is arranged at the outer side of the drying agent 3.1. A fan 4 is arranged at the inner side of the heat radiation ventilation inlet 2.1. The shielding mechanism 5 is arranged on the working robot body 1, the shielding mechanism 5 comprises a shielding awning 5.1, and the shielding awning 5.1 is arranged above the working robot body 1.
In the above technical scheme, drier 3.1 can absorb the steam in the air, reduces the inside air humidity of blowing into the robot, can effectively dispel the heat to the operation robot body 1 in high temperature high humidity environment, and reduces the influence of high humidity air to the inside machine. The shielding awning 5.1 can be unfolded above the working robot body 1, sunlight and rainwater can be blocked, the rainwater can be reduced or prevented from entering the working position in rainy days, insulation protection of the working position is increased, sunlight can be blocked at the height Wen Qingtian, and the hot-line working robot is prevented from being exposed to the sun for a long time to cause temperature rise.
Example 2:
as shown in fig. 2, on the basis of embodiment 1, the shielding mechanism 5 further includes a fixing frame 5.2, a horizontal rotating frame 5.3, a turnover mechanism 5.4, a rotating mechanism 5.5, a driving motor 5.6, a driving gear 5.7, a transmission rack 5.8, a first transmission gear 5.9 and a second transmission gear 5.10, the shielding awning 5.1 is rotationally connected with the horizontal rotating frame 5.3 in a vertical plane, the turnover mechanism 5.4 drives the shielding awning 5.1 to rotate relative to the horizontal rotating frame 5.3, the horizontal rotating frame 5.3 is rotationally connected with the fixing frame 5.2 and the rotating shaft of the horizontal rotating frame 5.3 is vertical, and the rotating mechanism 5.5 drives the horizontal rotating frame 5.3 to rotate relative to the fixing frame 5.2.
The turnover mechanism 5.4 comprises a first worm wheel 5.4.1, a first worm 5.4.2 and a first rotation driving piece 5.4.3, the shielding awning 5.1 is rotationally connected with the horizontal rotating frame 5.3 through a turnover shaft, the first worm wheel 5.4.1 is coaxially fixed with the turnover shaft, the first worm 5.4.2 is rotationally connected with the horizontal rotating frame 5.3, the first worm wheel 5.4.1 is meshed with the first worm 5.4.2, and the first rotation driving piece 5.4.3 drives the first worm 5.4.2 to rotate. The rotating mechanism 5.5 comprises a second worm wheel 5.5.1, a second worm 5.5.2 and a second rotation driving piece 5.5.3, the second worm wheel 5.5.1 is coaxially fixed with the horizontal rotating frame 5.3, the second worm 5.5.2 is rotationally connected with the fixed frame 5.2, the second worm wheel 5.5.1 is meshed with the second worm 5.5.2, and the second rotation driving piece 5.5.3 drives the second worm 5.5.2 to rotate.
The driving gear 5.7 is fixed with an output shaft of the driving motor 5.6, the driving motor 5.6 is fixed with the fixed frame 5.2, the transmission rack 5.8 is in sliding connection with the fixed frame 5.2, the first transmission gear 5.9 and the second transmission gear 5.10 are respectively meshed with the transmission rack 5.8, the first transmission gear 5.9 is fixed with the first worm 5.4.2, and the second transmission gear 5.10 is fixed with the second worm 5.5.2; the drive motor 5.6, the drive gear 5.7, the drive rack 5.8 and the first drive gear 5.9 form a first rotary drive 5.4.3, and the drive motor 5.6, the drive gear 5.7, the drive rack 5.8 and the second drive gear 5.10 form a second rotary drive 5.5.3. The transmission racks 5.8 comprise a first rack 5.8.1, a second rack 5.8.2, a third rack 5.8.3 and a fixed bar 5.8.4, the fixed bar 5.8.4 is in sliding connection with the fixed frame 5.2, the first rack 5.8.1, the second rack 5.8.2 and the third rack 5.8.3 are respectively fixed with the fixed bar 5.8.4, and the driving gear 5.7 is always meshed with the third rack 5.8.3; when the second transmission gear 5.10 is meshed with the second rack 5.8.2, the first transmission gear 5.9 is separated from the first rack 5.8.1; when the first transfer gear 5.9 is engaged with the first rack 5.8.1, the second transfer gear 5.10 is disengaged from the second rack 5.8.2.
According to the technical scheme, the shielding tent 5.1 can be turned over, and the folding state of the shielding tent 5.1 is ensured before the operation robot body 1 is lifted to the operation position, so that interference with cables in the lifting process is avoided. After the operation robot body 1 is lifted to the operation position, the turnover mechanism 5.4 drives the shielding tent 5.1 to rotate in the vertical plane, so that the shielding tent 5.1 is changed into a horizontal state from a vertical state, and then the horizontal rotating frame 5.3 is rotated through the rotating mechanism 5.5, so that the shielding tent 5.1 is rotated to the upper side of the operation robot body 1 from the rear of the operation robot body 1. When the shelter from the awning 5.1 needs to be unfolded, the driving motor 5.6 drives the driving gear 5.7 to rotate to drive the fixed bar 5.8.4 to slide, at the moment, the first transmission gear 5.9 is meshed with the first rack 5.8.1, the transmission rack 5.8 moves to drive the first transmission gear 5.9 and the first worm 5.4.2 to rotate, the first worm wheel 5.4.1 can drive the shelter from the awning 5.1 to rotate in a vertical plane to enable the shelter from the awning 5.1 to be changed into a horizontal state, then the fixed bar 5.8.4 continues to move, the first transmission gear 5.9 is separated from the first rack 5.8.1, the second transmission gear 5.10 is meshed with the second rack 5.8.2, and the second worm 5.5.2 can drive the horizontal rotating frame 5.3 to rotate to enable the shelter from the rear of the operation robot body 1 to be rotated above the operation robot body 1. When the device is retracted, the driving motor 5.6 drives the driving gear 5.7 to reversely rotate to drive the fixed bar 5.8.4 to reversely slide, at the moment, the second transmission gear 5.10 is meshed with the second rack 5.8.2, the first transmission gear 5.9 is separated from the first rack 5.8.1, and the second worm 5.5.2 can drive the horizontal rotating frame 5.3 to rotate so that the shielding tent 5.1 can rotate from the upper part of the working robot body 1 to the rear part of the working robot body 1; then the fixed bar 5.8.4 continues to move, the second transmission gear 5.10 is separated from the second rack 5.8.2, the first transmission gear 5.9 is meshed with the first rack 5.8.1, and the first worm gear 5.4.1 can drive the shielding awning 5.1 to rotate in the vertical plane so that the shielding awning 5.1 is changed from the horizontal state to the vertical state. The technical scheme strictly controls the sequence of the vertical overturning and horizontal rotating actions of the shielding awning 5.1, avoids the shielding awning 5.1 from touching the cable and avoids interference.
Example 3:
as shown in fig. 3, on the basis of embodiment 1, the operation robot further comprises a lifting platform 6, the operation robot body 1 and the lifting platform 6 are connected through an insulating frame 7, the insulating frame 7 comprises a plurality of insulating rods 7.1, and a plurality of water-break guide bars 7.2 which are obliquely arranged relative to the axis of the insulating rods 7.1 are arranged on the outer side wall of the insulating rods 7.1. The water-break guide bars are arranged along the axial direction of the insulating rod, and the adjacent water-break guide bars are arranged on the axial projection surface of the insulating rod in a staggered mode. The lower extreme of a plurality of water-break conducting bars is unsettled in the insulator spindle setting, and the height that the water-break conducting bar is close to insulator spindle lateral wall one side is higher than the height that the water-break conducting bar is kept away from insulator spindle lateral wall one side.
The lifting platform 6 can convey the work robot body 1 to the attachment of the position to be operated. The inclination direction of the water break bars 7.2 may be the same or different. The fixing frame 5.2 of the working robot may contact the high-voltage line during operation, and needs to be disconnected with the lifting platform 6 through the insulating rod 7.1, if the live working robot operates in a rainy day, rainwater flows down along the insulating rod 7.1, and if the rainwater continuously flows down along the insulating rod 7.1, there is a risk of transmitting current to the lifting platform 6 below. Through cutting off the water guide strip 7.2, transversely break off the rivers, the direction outside makes upper and lower rivers unable to link into one, has broken off the electric current from the transmission route, guarantees that the rainwater can not make work robot body 1 and lift platform 6 intercommunication, guarantees insulation protection structure's reliability, makes live working robot can operate in the rainy day. The height of the water-break conducting bar, which is close to one side of the outer side wall of the insulating rod, is higher than that of the water-break conducting bar, which is far away from one side of the outer side wall of the insulating rod. The structure can enable the broken water flow to flow outwards, and the broken water cannot continue to flow downwards along the outer side wall of the insulating rod.
The beneficial effects of the invention are as follows: (1) The working robot body 1 can be effectively radiated in a high-temperature and high-humidity environment, and the influence of high humidity on the inside of the machine is reduced; (2) The rain water is reduced or prevented from entering the operation position in a rainy day, the insulation protection of the operation position is increased, sunlight can be blocked at a height Wen Qingtian, and the hot-line operation robot is prevented from being exposed for a long time to cause temperature rise; (3) The shielding awning 5.1 can be turned over, and the folding state of the shielding awning 5.1 is ensured before the operation robot body 1 is lifted to the operation position, so that the interference with cables in the lifting process is avoided; (4) The sequence of the vertical overturning and horizontal rotating actions of the shielding awning 5.1 is strictly controlled through a mechanical mechanism, so that the shielding awning 5.1 is prevented from touching a cable, and interference is avoided.