Encircling type vertical lifting power station outgoing line field maintenance platform

Abstract

The invention relates to the technical field of electrical equipment maintenance, aims to solve the problems that in the prior art, detection equipment cannot be surrounded, a detection platform is inconvenient to move, the potential safety hazard of personnel is large, and the detection efficiency is low, and provides an encircling type vertical lifting power station outgoing line field maintenance platform which comprises a movable chassis. A rotatable rotating disc is fixedly connected to the top of the chassis, a hinge seat is arranged on the rotating disc, and a telescopic suspension arm is hinged to the hinge seat; the other end of the suspension arm is connected with a platform angle arm, and the other end of the platform angle arm is movably connected with an encircling platform; angle oil cylinders are connected between the two sides of the suspension arm and the hinge seats in a hinged mode. A control unit for controlling the angle oil cylinder is arranged at one end of the chassis and fixedly connected to the chassis. The beneficial effects are that the device can surround the detection equipment, the detection platform is convenient to move, the potential safety hazard of personnel is small, and the detection efficiency is high.

Description

Technical Field

[0001] The present invention relates to the technical field of electrical equipment maintenance, and in particular to an embracing vertical lifting power station outgoing line field maintenance platform. Background Art

[0002] At present, when inspecting and repairing voltage transformers, lightning arresters, and outlet bushings in the power station's outlet field, quick-install scaffolding is manually erected or personnel are sent to the corresponding maintenance work area using a lift. Lightning arresters, voltage transformers, and outlet bushings are cylindrical single-body structures. When the work area surrounds the outlet field equipment, the current work platform cannot achieve this. The work area can only be approached from one side, and the platform cannot rotate. Personnel need to be lowered and then the lift moved to the other side. Personnel are lifted up again to perform maintenance work, and the scaffolding becomes more complicated. The equipment in the outlet field is densely distributed, and the lift sometimes cannot reach the optimal position. Maintenance personnel need to lean out to operate, which poses a major safety hazard.

[0003] The common maintenance method has problems such as hidden dangers to personnel safety and low efficiency. Summary of the invention

[0004] The present invention aims to provide an embracing vertical lifting power station outgoing line field maintenance platform to solve the problems in the prior art that the detection equipment cannot be surrounded, the detection platform is inconvenient to move, there are great safety hazards to personnel and the detection efficiency is low.

[0005] The embodiment of the present invention is achieved as follows:

[0006] The embodiment of the present invention provides an embracing vertical lifting power station outgoing line field maintenance platform, which includes a movable chassis;

[0007] A rotating disk is provided on the top of the chassis, and the rotating disk is rotatably fixedly connected to the top surface of the chassis. A hinged seat is provided on the side of the rotating disk away from the chassis, and one end of the hinged seat close to the rotating disk is fixedly connected to the top surface of the rotating disk. A retractable hanging arm is provided on one end of the hinged seat away from the rotating disk, and one end of the hanging arm close to the hinged seat is hingedly connected to the hinged seat.

[0008] One end of the boom away from the articulated seat is connected to a platform angle arm, and one end of the platform angle arm away from the boom is movably connected to an embracing platform;

[0009] Angle cylinders are provided on both sides of the boom, and the angle cylinders have a cylinder body and a telescopic rod, the bottom end of the cylinder body is hingedly connected to the hinge seat, and one end of the telescopic rod away from the cylinder body is hingedly connected to the side of the boom;

[0010] A control unit for controlling the angle cylinder is disposed at one end of the chassis, and the control unit is fixedly connected to the chassis.

[0011] When in use, firstly, the control unit controls the rotating disk to rotate on the chassis so that the rotating disk rotates to a suitable angle; secondly, the control unit controls the telescopic rod of the angle cylinder to extend inside the cylinder body, and the telescopic rod lifts the boom on the articulated seat; when the boom is raised to a suitable position, the platform angle arm at the front end of the boom controls the embracing platform to be positioned on the electrical equipment to be inspected; then, the level of the embracing platform is controlled by the platform angle arm, so that during maintenance, the plane of the embracing platform is always perpendicular to the electrical equipment to be inspected, thereby making it convenient for staff to stand for maintenance.

[0012] The present embodiment discloses an embracing vertical lifting maintenance platform for power station outgoing line field, which adopts a movable chassis, so that the maintenance trolley is easy to move in all directions, more flexible and convenient, and the arrangement of the above-mentioned boom, the above-mentioned platform angle arm and the above-mentioned embracing platform facilitates the maintenance of various voltage transformers, lightning arresters, outgoing line bushings and other equipment in the power station outgoing line field, thereby making the embracing vertical lifting maintenance platform for power station outgoing line field have the beneficial effects of being able to surround the detection equipment, the easy movement of the detection platform, small safety hazards for personnel and high detection efficiency.

[0013] Optionally: There are a plurality of drive motors on both sides of the chassis, and the output shafts of the plurality of drive motors are transmission-connected with rubber tracks.

[0014] With such arrangement, the rubber crawler can be driven to turn and move by a plurality of driving motors, thereby enabling the chassis to move, facilitating the overall movement of the equipment. The arrangement of the rubber crawler can meet the requirements of walking over obstacles of a certain slope and height.

[0015] Optionally: a driving battery pack is provided on the top surface of the chassis, the driving battery pack is fixed on the top surface of the chassis, and the driving battery pack is electrically connected to a plurality of driving motors.

[0016] With such arrangement, the driving battery pack can provide power for the driving motor. At the same time, the driving battery pack serves as a power storage device, so that the device does not rely on external power when moving, and can provide power by itself, which is conducive to independent movement of the device.

[0017] Optionally: a cable reel is provided on the upper portion of the driving battery pack, the cable reel has a cable, and one end of the cable is electrically connected to the driving battery pack.

[0018] With such arrangement, the cable reel is convenient for storing cables. When the chassis moves, the cables on the cable reel are in a stored state. The driving battery pack is used to drive the driving motor on the chassis to move. After arriving at the destination, the cables are pulled out and connected to the power grid to charge the driving battery pack and drive the power system of the entire device.

[0019] Optionally: a rotating motor is provided at the bottom of the rotating disk, the rotating motor is fixedly connected to the inside of the chassis, the output shaft of the rotating motor is geared with the rotating disk, and the rotating motor is electrically connected to the control unit.

[0020] With such arrangement, the control unit controls the start-up of the rotating motor, which drives the rotating disk to rotate, thereby enabling the boom to adjust its horizontal rotation angle.

[0021] Optionally: the four corners of the above-mentioned chassis are respectively hingedly connected with the first spider arm leg, the second spider arm leg, the third spider arm leg and the fourth spider arm leg, and the above-mentioned control unit can control the connection to the above-mentioned first spider arm leg, the above-mentioned second spider arm leg, the above-mentioned third spider arm leg and the above-mentioned fourth spider arm leg.

[0022] With such arrangement, the control unit is used to control the expansion or retraction of the first spider arm leg, the second spider arm leg, the third spider arm leg and the fourth spider arm leg, so as to facilitate the support and fixation of the chassis and realize a one-key leveling function to meet the needs of use on slopes and uneven ground.

[0023] Optionally: the first spider arm leg, the second spider arm leg, the third spider arm leg and the fourth spider arm leg all have a first connecting seat, the first connecting seat has a spider arm shaft, the spider arm shaft is connected to a rotatable support ear, and one end of the support ear is fixedly connected to the side of the chassis.

[0024] Such an arrangement enables the first spider arm leg, the second spider arm leg, the third spider arm leg or the fourth spider arm leg to adjust their angle positions, making it convenient to deploy the first spider arm leg, the second spider arm leg, the third spider arm leg and the fourth spider arm leg according to the terrain.

[0025] Optionally: a spider arm main arm is provided on a side of the first connecting seat away from the spider arm rotating shaft, and one end of the spider arm main arm close to the first connecting seat is hingedly connected to the first connecting seat;

[0026] A second connection seat is provided at one end of the spider arm's main arm away from the first connection seat, and one end of the spider arm's main arm away from the first connection seat is hingedly connected to the second connection seat, and one end of the second connection seat away from the spider arm's main arm is hingedly connected to a spider arm's forearm;

[0027] A spider arm deployment cylinder is arranged on the top of the spider arm boom, the cylinder bottom of the spider arm deployment cylinder is hingedly connected to the first connection seat, and the telescopic shaft of the spider arm deployment cylinder is hingedly connected to the second connection seat.

[0028] In this way, the arrangement of the first connecting seat and the second connecting seat enables the spider arm boom and the spider arm forearm to rotate, and the expansion or contraction angle of the spider arm boom and the spider arm forearm can be controlled by the spider arm deployment cylinder, so that the angular position of the spider arm boom and the spider arm forearm can be adjusted according to the height of the terrain, thereby ensuring that the chassis is in a horizontal state, which is convenient for the inspection and maintenance of the outgoing line field equipment.

[0029] Optionally: one end of the spider arm's forearm away from the spider arm's upper arm is hingedly connected to a supporting foot.

[0030] Such an arrangement enables the above-mentioned support feet to always be in contact with the ground, effectively ensuring the pressure area of ​​the ground, and being able to evenly disperse the gravity on the above-mentioned chassis to the ground, thereby preventing the above-mentioned support feet from sinking into the bottom surface. At the same time, the above-mentioned support feet are always in contact with the ground and can also increase the friction with the ground, thereby making the above-mentioned chassis less likely to move during operation.

[0031] Optionally: the boom has a fixed boom, one end of the fixed boom is hingedly connected to the hinge seat, the outer end of the telescopic rod of the angle cylinder is hingedly connected to the side of the fixed boom, and the bottom end of the cylinder body of the angle cylinder is hingedly connected to the hinge seat;

[0032] The end of the fixed boom away from the articulated seat is sequentially sleeved with the first telescopic arm, the second telescopic arm and the third telescopic arm, the interior of the fixed boom is provided with a first oil cylinder for driving the first telescopic arm to be extended and retracted, the interior of the first telescopic arm is provided with a second oil cylinder for driving the second telescopic arm to be extended and retracted, the interior of the second telescopic arm is provided with a third oil cylinder for driving the third telescopic arm to be extended and retracted, the end of the platform angle arm close to the boom is fixedly connected to the outer end of the third telescopic arm, and the first oil cylinder, the second oil cylinder and the third oil cylinder can be controllably connected to the control unit.

[0033] With such arrangement, when the boom needs to adjust its angle and length, the control unit controls the telescopic rod of the angle cylinder to extend and retract, so as to adjust the pitch angle of the fixed boom in the boom. The control unit controls the first cylinder to drive the first telescopic arm to extend and retract, the control unit controls the second cylinder to drive the second telescopic arm to extend and retract, and the control unit controls the third cylinder to drive the third telescopic arm to extend and retract, so as to adjust the length of the boom, thereby facilitating the maintenance of the outgoing line field equipment.

[0034] Optionally: a plurality of circumferentially arranged first holes are provided on the first connecting seat, a plurality of circumferentially arranged second holes are provided on the supporting ear, a plurality of the first holes correspond to a plurality of the second holes, and a pin is embedded between any of the first holes and the second holes.

[0035] In this way, when the first connecting seat is rotated to a suitable angle, the first connecting seat and the supporting ear are mechanically fixed to each other by inserting the pin shaft into the corresponding first hole and the second hole, thereby effectively limiting the rotation angle of the first connecting seat. The angle of the first connecting seat can be locked by the pin shaft, thereby facilitating the stable expansion or contraction of the first spider arm leg or the second spider arm leg or the third spider arm leg or the fourth spider arm leg, thereby avoiding angle displacement during operation.

[0036] In summary of the above description, the embracing vertical lifting power station outgoing line field maintenance platform disclosed in the present invention has the beneficial effects of being able to surround the detection equipment, the easy movement of the detection platform, small safety hazards to personnel and high detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0038] Figure 1 A three-dimensional stereogram of an embracing vertical lifting power station outgoing line field maintenance platform in an embodiment of the present invention;

[0039] Figure 2 Schematic diagram of the unfolded structure of the first spider arm leg, the second spider arm leg, the third spider arm leg, or the fourth spider arm leg in an embodiment of the present invention;

[0040] Figure 3 For the embodiment of the present invention Figure 1 Enlarged schematic diagram at point A in the middle.

[0041] Icons: 1-chassis, 2-rotating plate, 3-articulated seat, 4-jib, 5-platform angle arm, 6-encircling platform, 7-angle cylinder, 8-cylinder body, 9-telescopic rod, 10-control unit, 11-rubber track, 12-drive battery pack, 13-cable drum, 14-first spider arm leg, 15-second spider arm leg, 16-third spider arm leg, 17-fourth spider arm leg, 18-first connecting seat, 19-spider arm shaft, 20-support ear, 21-spider Spider arm boom, 22-second connecting seat, 23-spider arm forearm, 24-spider arm deployment cylinder, 25-support foot, 26-fixed boom, 27-first telescopic arm, 28-second telescopic arm, 29-third telescopic arm, 30-first oil cylinder, 31-second oil cylinder, 32-third oil cylinder, 33-first hole, 34-second hole, 35-pin rod, 36-forearm, 37-rear arm, 38-control hydraulic cylinder, 39-bottom plate, 40-annular inner guardrail, 41-annular outer guardrail. DETAILED DESCRIPTION

[0042] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0043] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0044] Example

[0045] See also Figure 1 , Figure 2 and Figure 3 , This embodiment proposes an embracing vertical lifting power station outgoing line field maintenance platform, including a movable chassis 1;

[0046] A rotating disk 2 is provided on the top of the chassis 1, and the rotating disk 2 is rotatably fixedly connected to the top surface of the chassis 1. A hinged seat 3 is provided on the side of the rotating disk 2 away from the chassis 1, and one end of the hinged seat 3 close to the rotating disk 2 is fixedly connected to the top surface of the rotating disk 2. A retractable boom 4 is provided on the end of the hinged seat 3 away from the rotating disk 2, and one end of the boom 4 close to the hinged seat 3 is hingedly connected to the hinged seat 3;

[0047] One end of the boom 4 away from the articulated seat 3 is connected to a platform angle arm 5, and one end of the platform angle arm 5 away from the boom 4 is movably connected to an embracing platform 6;

[0048] Angle cylinders 7 are provided on both sides of the boom 4. The angle cylinders 7 have a cylinder body 8 and a telescopic rod 9. The bottom end of the cylinder body 8 is hingedly connected to the hinge seat 3, and one end of the telescopic rod 9 away from the cylinder body 8 is hingedly connected to the side of the boom 4.

[0049] A control unit 10 for controlling the angle cylinder 7 is disposed at one end of the chassis 1 , and the control unit 10 is fixedly connected to the chassis 1 .

[0050] The present embodiment discloses an embracing vertical lifting maintenance platform for power station outgoing line field, which adopts a movable chassis 1, so that the maintenance trolley is easy to move in all directions, more flexible and convenient, and the arrangement of the boom 4, the platform angle arm 5 and the embracing platform 6 facilitates the maintenance of various voltage transformers, lightning arresters, outgoing line bushings and other equipment in the power station outgoing line field, thereby making the embracing vertical lifting maintenance platform for power station outgoing line field have the beneficial effects of being able to surround the detection equipment, the easy movement of the detection platform, small safety hazards for personnel and high detection efficiency.

[0051] See also Figure 1 , Figure 2 and Figure 3 There are several drive motors (not shown in the figure) on both sides of the chassis 1, and the output shafts of the several drive motors are connected to the rubber tracks 11. The several drive motors can drive the rubber tracks 11 to turn and move, thereby enabling the chassis 1 to move, facilitating the overall movement of the equipment. The setting of the rubber tracks 11 meets the walking requirements of a certain slope and a certain height of obstacles.

[0052] A driving battery pack 12 is provided on the top surface of the chassis 1. The driving battery pack 12 is fixed on the top surface of the chassis 1. The driving battery pack 12 is electrically connected to a plurality of driving motors. The driving battery pack 12 can provide power for the driving motors. At the same time, the driving battery pack 12 serves as a power storage device, so that the device does not rely on external power when moving, and can provide power by itself, which is conducive to independent movement of the device.

[0053] A cable drum 13 is provided on the upper part of the driving battery pack 12, and a cable (not shown in the figure) is arranged on the cable drum 13, and one end of the cable is electrically connected to the driving battery pack 12. The cable drum 13 is convenient for storing the cables. When the chassis 1 moves, the cables on the cable drum 13 are in a stored state. The driving battery pack 12 is used to drive the driving motor on the chassis 1 to move. After arriving at the destination, the cables are pulled out and connected to the power grid to charge the driving battery pack 12 and drive the power system of the entire device.

[0054] In this embodiment, the cable drum 13 is in a stored state during the operation of the chassis 1, and the driving battery pack 12 is used to drive several driving motors to move. After reaching the destination, the first spider arm leg 14, the second spider arm leg 15, the third spider arm leg 16 and the fourth spider arm leg 17 are deployed, and the cables on the cable drum 13 are connected to the power grid to charge the driving battery pack 12 and drive the entire vehicle power system.

[0055] A rotating motor (not shown in the figure) is provided at the bottom of the rotating disk 2. The rotating motor is fixedly connected to the inside of the chassis 1. The output shaft of the rotating motor is engaged with the rotating disk 2. The rotating motor is electrically connected to the control unit 10. The control unit 10 controls the start of the rotating motor, and the rotating motor drives the rotating disk 2 to rotate, thereby enabling the boom 4 to adjust the horizontal rotation angle.

[0056] See also Figure 1 , Figure 2 and Figure 3 The four corners of the chassis 1 are respectively hingedly connected with a first spider arm leg 14, a second spider arm leg 15, a third spider arm leg 16 and a fourth spider arm leg 17, and the control unit 10 can be controllably connected to the first spider arm leg 14, the second spider arm leg 15, the third spider arm leg 16 and the fourth spider arm leg 17. The control unit 10 controls the expansion or folding of the first spider arm leg 14, the second spider arm leg 15, the third spider arm leg 16 and the fourth spider arm leg 17, so as to support and fix the chassis 1, realize the one-key leveling function, and meet the use on slopes and uneven ground.

[0057] The first spider arm leg 14, the second spider arm leg 15, the third spider arm leg 16 and the fourth spider arm leg 17 all have a first connecting seat 18, the first connecting seat 18 has a spider arm shaft 19, the spider arm shaft 19 is connected to a rotatable support ear 20, one end of the support ear 20 is fixedly connected to the side of the chassis 1, so that the first spider arm leg 14 or the second spider arm leg 15 or the third spider arm leg 16 or the fourth spider arm leg 17 can adjust the angle position, so that the first spider arm leg 14, the second spider arm leg 15, the third spider arm leg 16 and the fourth spider arm leg 17 can be deployed according to the terrain.

[0058] A spider arm arm 21 is provided on one side of the first connecting seat 18 away from the spider arm rotating shaft 19, and one end of the spider arm arm 21 close to the first connecting seat 18 is hingedly connected to the first connecting seat 18; a second connecting seat 22 is provided on one end of the spider arm arm 21 away from the first connecting seat 18, and one end of the spider arm arm 21 away from the first connecting seat 18 is hingedly connected to the second connecting seat 22, and one end of the second connecting seat 22 away from the spider arm arm 21 is hingedly connected to a spider arm fork 23; a spider arm deployment cylinder 24 is provided on the top of the spider arm arm 21, and the spider arm deployment cylinder The bottom of the cylinder 24 is hingedly connected to the first connecting seat 18, and the telescopic shaft of the spider arm deployment cylinder 24 is hingedly connected to the second connecting seat 22. The arrangement of the first connecting seat 18 and the second connecting seat 22 enables the spider arm boom 21 and the spider arm small arm 23 to rotate. The spider arm deployment cylinder 24 can control the expansion or contraction angle of the spider arm boom 21 and the spider arm small arm 23, so that the angular position of the spider arm boom 21 and the spider arm small arm 23 can be adjusted according to the height of the terrain, thereby ensuring that the chassis 1 is in a horizontal state, which is convenient for the maintenance of the outgoing line field equipment.

[0059] The spider arm forearm 23 is hingedly connected to a support foot 25 at one end away from the spider arm upper arm 21, so that the support foot 25 is always in contact with the ground, effectively ensuring the pressure area of ​​the ground, and can evenly distribute the gravity on the chassis 1 to the ground, avoiding the support foot 25 from sinking into the bottom surface. At the same time, the support foot 25 is always in contact with the ground and can also increase the friction with the ground, thereby making the chassis 1 not easy to move during operation.

[0060] In this embodiment, the first spider arm leg 14, the second spider arm leg 15, the third spider arm leg 16 and the fourth spider arm leg 17 all have a one-key leveling function. When the one-key leveling button is pressed, the controller (not shown in the figure) controls the support leg hydraulic pump (not shown in the figure), the overflow valve (not shown in the figure), the pressure gauge (not shown in the figure), the three-position four-way electromagnetic reversing valve (not shown in the figure), the two-way throttle valve (not shown in the figure), the hydraulically controlled one-way valve (not shown in the figure), a pressure relay (not shown in the figure), etc. through the level sensor (not shown in the figure) to ensure that the detection equipment keeps the chassis 1 level on a slope or uneven ground.

[0061] See also Figure 1 , Figure 2 and Figure 3 The boom 4 has a fixed boom 26, one end of which is hingedly connected to the hinge seat 3, the outer end of the telescopic rod 9 of the angle cylinder 7 is hingedly connected to the side of the fixed boom 26, and the bottom end of the cylinder body 8 of the angle cylinder 7 is hingedly connected to the hinge seat 3;

[0062] The end of the fixed boom 26 away from the articulated seat 3 is sequentially sleeved with a first telescopic arm 27, a second telescopic arm 28 and a third telescopic arm 29, a first oil cylinder 30 for driving the first telescopic arm 27 to be extended and retracted is provided inside the fixed boom 26, a second oil cylinder 31 for driving the second telescopic arm 28 to be extended and retracted is provided inside the first telescopic arm 27, a third oil cylinder 32 for driving the third telescopic arm 29 to be extended and retracted is provided inside the second telescopic arm 28, an end of the platform angle arm 5 close to the boom 4 is fixedly connected to the outer end of the third telescopic arm 29, and the first oil cylinder 30, the second oil cylinder 31 and the third oil cylinder 32 are provided inside the second telescopic arm 28. The three cylinders 32 are all controllably connected to the control unit 10. When the boom 4 needs to adjust its angle and length, the control unit 10 controls the telescopic rod 9 of the angle cylinder 7 to extend and retract, so as to adjust the pitch angle of the fixed boom 26 in the boom 4. The control unit 10 controls the first cylinder 30 to drive the first telescopic arm 27 to extend and retract, the control unit 10 controls the second cylinder 31 to drive the second telescopic arm 28 to extend and retract, and the control unit 10 controls the third cylinder 32 to drive the third telescopic arm 29 to extend and retract, so as to adjust the length of the boom 4, thereby facilitating the maintenance of the outgoing line field equipment.

[0063] The first connecting seat 18 is provided with a plurality of circumferentially arranged first holes 33, and the supporting ear 20 is provided with a plurality of circumferentially arranged second holes 34, and the plurality of first holes 33 correspond to the plurality of second holes 34, and a pin 35 is embedded between any first hole 33 and second hole 34. When the first connecting seat 18 is rotated to a suitable angle, the first connecting seat 18 and the supporting ear 20 are mechanically fixed to each other by inserting the pin into the corresponding first hole 33 and second hole 34, thereby effectively limiting the rotation angle of the first connecting seat 18. The angle of the first connecting seat 18 can be locked by the pin, thereby facilitating the stable expansion or contraction of the first spider arm leg 14 or the second spider arm leg 15 or the third spider arm leg 16 or the fourth spider arm leg 17, thereby avoiding displacement of the angle during operation.

[0064] See also Figure 1 , Figure 2 and Figure 3 In this embodiment, the cable drum 13 and the driving battery pack 12 can be used in conjunction with each other. The cables on the cable drum 13 are connected to the driving battery pack 12, and the driving battery drives a plurality of driving motors. The cable drum 13 and the driving battery pack 12 can also be used separately. One is that the maintenance trolley is only provided with the driving battery pack 12, and the driving battery pack 12 is charged to drive a plurality of driving motors. The other is that the maintenance trolley is only provided with the cable drum 13, and the cables on the cable drum 13 are directly connected to the power grid to provide power to the maintenance trolley.

[0065] See also Figure 1 , Figure 2 and Figure 3In this embodiment, the control unit 10 can be set at the forward end of the chassis 1 or at the top surface of the forward end of the chassis 1.

[0066] See also Figure 1 , Figure 2 and Figure 3 In the present embodiment, the platform angle arm 5 comprises a front arm 36 and a rear arm 37, the front arm 36 and the rear arm 37 are hingedly connected to each other, the encircling platform 6 is movably connected to one end of the front arm 36 away from the rear arm 37, and a control hydraulic cylinder 38 is arranged inside the rear arm 37, the cylinder bottom of the control hydraulic cylinder 38 is hingedly connected to the rear arm 37, and the telescopic shaft of the control hydraulic cylinder 38 is hingedly connected to the rear end of the front arm 36, so as to control the angle of the front arm 36 by controlling the hydraulic cylinder 38, and then control the pitch angle of the encircling platform 6 to adapt to the maintenance of electrical equipment on site.

[0067] See also Figure 1 , Figure 2 and Figure 3 In this embodiment, the embracing platform 6 is a two-petal structure. The bottom surface of the embracing platform 6 has a bottom plate 39 for carrying personnel. The bottom plate 39 is provided with an inner annular guardrail 40 and an outer annular guardrail 41. The inner annular guardrail 40 can embrace the electrical equipment being inspected, and the outer annular guardrail 41 can ensure the safety of the staff.

[0068] See also Figure 1 , Figure 2 and Figure 3, the specific use steps of the encircling vertical lifting power station outgoing line field maintenance platform in this embodiment are as follows: first, the driving battery pack 12 provides power for a plurality of driving motors, and the plurality of driving motors drive the rubber crawler 11 to rotate, thereby controlling the chassis 1 to move to the bottom of the electrical equipment to be inspected, and connecting the cables on the cable drum 13 to the power grid to ensure that the driving battery pack 12 has sufficient power, thereby facilitating the driving battery pack 12 to provide power for the maintenance trolley, and controlling the spider arm deployment cylinder 24 of the first spider arm leg 14, the second spider arm leg 15, the third spider arm leg 16 and the fourth spider arm leg 17 through the control unit 10, so that the first spider arm leg 14, the second spider arm leg 15, the third spider arm leg 16 and the fourth spider arm leg 17 are deployed and supported on the ground , thereby making the chassis 1 in a horizontal state; secondly, the control unit 10 controls the rotating disk 2 to rotate on the chassis 1, so that the rotating disk 2 rotates to a suitable angle, the control unit 10 controls the lifting telescopic rod 9 of the angle cylinder 7 to extend in the cylinder body 8, and the telescopic rod 9 lifts the boom 4 on the articulated seat 3. When the boom 4 is lifted to a suitable position, the platform angle arm 5 at the front end of the boom 4 controls the embracing platform 6 to be environmentally protected on the electrical equipment to be tested, and then, the level of the embracing platform 6 is controlled by the platform angle arm 5, so that during maintenance, the plane of the embracing platform 6 is always perpendicular to the electrical equipment to be tested, which is convenient for the staff to stand for maintenance, and finally, through the micro-motion of the boom 4 angle, the extension amount of the boom 4 and the angle of the embracing platform 6, the embracing platform 6 is vertically lifted around the equipment to be repaired.

[0069] In this embodiment, the rubber tracks 11 on the chassis 1 enable the platform to move freely in the line-out field, and the rubber tracks 11 can meet the walking requirements of obstacles with a certain slope and a certain height; the first spider arm leg 14, the second spider arm leg 15, the third spider arm leg 16 and the fourth spider arm leg 17 have a one-key leveling function to meet the requirements of slopes and uneven ground; the boom 4 can realize operations such as rotation, starting, and amplitude change, and can be adapted to the needs of various working conditions; the embracing platform 6 is a two-petal platform structure, which can be opened to embrace the equipment for maintenance, and then closed mechanically; the embracing platform 6 is lifted and lowered by matching the angle and speed of the boom 4 and the angle of the embracing platform 6, so that the embracing platform 6 moves up and down along the center line of the equipment being inspected.

[0070] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An embracing vertical lifting power station outgoing line field maintenance platform, characterized by: comprising a movable chassis (1); A rotating disk (2) is provided on the top of the chassis (1), and the rotating disk (2) is rotatably fixedly connected to the top surface of the chassis (1); a hinged seat (3) is provided on the side of the rotating disk (2) away from the chassis (1); an end of the hinged seat (3) close to the rotating disk (2) is fixedly connected to the top surface of the rotating disk (2); a retractable suspension arm (4) is provided on the end of the hinged seat (3) away from the rotating disk (2); an end of the suspension arm (4) close to the hinged seat (3) is hingedly connected to the hinged seat (3); One end of the boom (4) away from the hinged seat (3) is connected to a platform angle arm (5), and one end of the platform angle arm (5) away from the boom (4) is movably connected to an embracing platform (6); An angle cylinder (7) is provided on both sides of the boom (4), and the angle cylinder (7) comprises a cylinder body (8) and a telescopic rod (9), the bottom end of the cylinder body (8) is hingedly connected to the hinge seat (3), and the end of the telescopic rod (9) away from the cylinder body (8) is hingedly connected to the side of the boom (4); A control unit (10) for controlling the angle cylinder (7) is provided at one end of the chassis (1), and the control unit (10) is fixedly connected to the chassis (1).

2. According to claim 1, the enveloping vertical lifting power station outgoing line field maintenance platform is characterized by: The chassis (1) has a plurality of drive motors on both sides, and the output shafts of the plurality of drive motors are drivingly connected to rubber tracks (11).

3. According to claim 2, the enveloping vertical lifting power station outgoing line field maintenance platform is characterized by: A driving battery pack (12) is provided on the top surface of the chassis (1); the driving battery pack (12) is fixed on the top surface of the chassis (1); and the driving battery pack (12) is electrically connected to a plurality of driving motors.

4. According to claim 3, the enveloping vertical lifting power station outgoing line field maintenance platform is characterized by: A cable drum (13) is provided on the upper part of the driving battery pack (12), and a cable is provided on the cable drum (13), and one end of the cable is electrically connected to the driving battery pack (12).

5. According to claim 1, the enveloping vertical lifting power station outgoing line field maintenance platform is characterized by: A rotating motor is provided at the bottom of the rotating disk (2), the rotating motor is fixedly connected to the inside of the chassis (1), the output shaft of the rotating motor is geared to the rotating disk (2), and the rotating motor is electrically connected to the control unit (10).

6. The enveloping vertical lifting power station outgoing line field maintenance platform according to claim 1 is characterized by: The four corners of the chassis (1) are respectively hingedly connected with a first spider arm leg (14), a second spider arm leg (15), a third spider arm leg (16) and a fourth spider arm leg (17); the control unit (10) can be controllably connected to the first spider arm leg (14), the second spider arm leg (15), the third spider arm leg (16) and the fourth spider arm leg (17).

7. The enveloping vertical lifting power station outgoing line field maintenance platform according to claim 6 is characterized by: The first spider arm leg (14), the second spider arm leg (15), the third spider arm leg (16) and the fourth spider arm leg (17) all have a first connecting seat (18), the first connecting seat (18) has a spider arm shaft (19), the spider arm shaft (19) is connected to a rotatable support ear (20), and one end of the support ear (20) is fixedly connected to the side of the chassis (1).

8. The enveloping vertical lifting power station outgoing line field maintenance platform according to claim 7 is characterized by: A spider arm upper arm (21) is provided on a side of the first connecting seat (18) away from the spider arm rotating shaft (19), and one end of the spider arm upper arm (21) close to the first connecting seat (18) is hingedly connected to the first connecting seat (18); A second connection seat (22) is provided at one end of the spider arm upper arm (21) away from the first connection seat (18); one end of the spider arm upper arm (21) away from the first connection seat (18) is hingedly connected to the second connection seat (22); and one end of the second connection seat (22) away from the spider arm upper arm (21) is hingedly connected to a spider arm lower arm (23); A spider arm deployment cylinder (24) is arranged at the top of the spider arm main arm (21), the cylinder bottom of the spider arm deployment cylinder (24) is hingedly connected to the first connecting seat (18), and the telescopic shaft of the spider arm deployment cylinder (24) is hingedly connected to the second connecting seat (22).

9. The enveloping vertical lifting power station outgoing line field maintenance platform according to claim 8 is characterized by: One end of the spider arm small arm (23) away from the spider arm large arm (21) is hingedly connected to a supporting foot (25).

10. The enveloping vertical lifting power station outgoing line field maintenance platform according to claim 1 is characterized by: The boom (4) has a fixed boom (26), one end of which is hingedly connected to the hinge seat (3), the outer end of the telescopic rod (9) of the angle cylinder (7) is hingedly connected to the side of the fixed boom (26), and the bottom end of the cylinder body (8) of the angle cylinder (7) is hingedly connected to the hinge seat (3); The end of the fixed boom (26) away from the articulated seat (3) is provided with a first telescopic arm (27), a second telescopic arm (28) and a third telescopic arm (29) in sequence; a first oil cylinder (30) for driving the first telescopic arm (27) to be telescopic is provided inside the fixed boom (26); a second oil cylinder (31) for driving the second telescopic arm (28) to be telescopic is provided inside the first telescopic arm (27); a third oil cylinder (32) for driving the third telescopic arm (29) to be telescopic is provided inside the second telescopic arm (28); an end of the platform angle arm (5) close to the boom (4) is fixedly connected to the outer end of the third telescopic arm (29); the first oil cylinder (30), the second oil cylinder (31) and the third oil cylinder (32) are all controllably connected to the control unit (10).

Images