CN104891397A - Lifting type electric power maintenance system capable of surrounding object to be repaired - Google Patents
Lifting type electric power maintenance system capable of surrounding object to be repaired Download PDFInfo
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- CN104891397A CN104891397A CN201510235792.5A CN201510235792A CN104891397A CN 104891397 A CN104891397 A CN 104891397A CN 201510235792 A CN201510235792 A CN 201510235792A CN 104891397 A CN104891397 A CN 104891397A
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- guardrail
- lifting
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- 238000012423 maintenance Methods 0.000 title claims abstract description 139
- 230000003014 reinforcing effect Effects 0.000 claims description 25
- 230000007246 mechanism Effects 0.000 claims description 15
- 239000003990 capacitor Substances 0.000 claims description 12
- 230000003028 elevating effect Effects 0.000 claims description 10
- 230000007306 turnover Effects 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical group [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000008439 repair process Effects 0.000 description 13
- 230000002349 favourable effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 241001503987 Clematis vitalba Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F13/00—Common constructional features or accessories
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a lifting type electric power maintenance system capable of surrounding an object to be repaired. The system comprises a lifting bracket, and a maintenance bracket arranged on the lifting bracket, wherein a maintenance platform has a working opening in the bottom for surrounding the object to be repaired; an openable moving plate is arranged at the end part of the lifting platform, and is near the working opening; and the moving plate is opened to form a maintenance sleeve port communicated with the working opening.
Description
Technical Field
The invention relates to a lifting type power maintenance system capable of surrounding an object to be repaired.
Background
The ladder is generally used in the power industry when maintenance operation is carried out on a high-altitude maintenance point, and for the sake of safety, the ladder is preferably held by another person, an operator cannot stably stand and operate without unfolding hands and feet during maintenance, and the safety and reliability are poor. In addition, for the maintenance requiring cooperation of a plurality of persons, the space on the ladder is limited and the plurality of persons cannot stand. Distribution overhead line breaks down easily in rainy day, and line failure has influenced user's daily power consumption. Therefore, power maintenance personnel need to constantly prepare for rush repairs of faulty lines, especially in rainy weather. Because the pole body of the support pole is wet and smooth in rainy days, rush repair personnel are difficult to climb the pole by utilizing traditional tools such as climbers and the like, and the processing work of the power line fault is difficult to carry out. Due to the fact that the supporting columns are wet and slippery in rainy days, rush repair personnel are hindered from rush repairing the faulty line in time, the recovery time of electric power of the line fault section is prolonged, the power failure time of the non-line fault section is prolonged, and the reliability of line power supply is reduced.
Disclosure of Invention
In view of the above problems, the present invention provides a lifting power maintenance system capable of surrounding an object to be repaired.
In order to achieve the aim, the lifting type power maintenance system capable of surrounding an object to be repaired comprises a lifting support and a maintenance support arranged on the lifting support; wherein
The maintenance support comprises a support column, a first fixing piece, a second fixing piece and a maintenance platform, wherein the first fixing piece and the second fixing piece are arranged on the support column at intervals up and down; the maintenance platform is connected with the second fixing piece reinforcing bracket, the first end of the reinforcing bracket is connected to the second fixing piece, and the second end of the reinforcing bracket is connected to the second end, far away from the supporting column, of the maintenance platform; the maintenance platform is provided with a working opening surrounding an object to be maintained at the bottom, the end part of the lifting platform is provided with an openable movable plate, the movable plate is arranged adjacent to the working opening, and a maintenance sleeve opening communicated with the working opening is formed after the movable plate is opened;
the lifting support comprises a bottom plate and a top plate, the bottom plate is horizontally arranged, the top plate is arranged right above the bottom plate, the supporting columns are arranged on the top plate, rollers and supporting hydraulic cylinders located on the outer sides of the rollers are arranged on the periphery of the lower surface of the bottom plate, a supporting plate is arranged at the lower end of each supporting hydraulic cylinder, a lifting hydraulic cylinder and lower supports located on the front side and the rear side of the lifting hydraulic cylinder are arranged on the bottom plate, an upper support which corresponds to the lower support in the vertical direction is arranged on the lower surface of the top plate, telescopic mechanisms with the same structure are arranged on the front side and the rear side between the upper support and the lower support, the two telescopic mechanisms are connected through a horizontal rod, and;
each telescopic mechanism comprises six sections of connecting rods which are obliquely arranged, wherein the upper ends of the two sections of connecting rods at the upper part are respectively hinged with the left side and the right side of the upper support, the upper ends of the two sections of connecting rods at the lower part are respectively hinged with the left side and the right side of the lower support, the two sections of connecting rods at the middle part are respectively hinged with the two sections of connecting rods at the upper part and the two sections of connecting rods at the lower part correspondingly, and the two sections of connecting rods at the upper part, the two sections of connecting rods at the middle part and the two; and two ends of the horizontal rod are fixedly connected with the uppermost ends of the two telescopic mechanisms in the same axial direction respectively.
Furthermore, the working opening is rectangular, the two movable plates are in butt joint, one ends of the two movable plates are hinged to the lifting platform through hinge shafts, the setting direction of the hinge shafts is consistent with the length direction of the lifting platform, the other ends of the movable plates are connected with each other through bolts, the bolts are arranged above the lifting platform, the other ends of the movable plates are connected with each other through two bolts, and the two bolts are located on two sides of the movable plates respectively.
Further, the reinforcing bracket includes:
the second ends of the two first rod pieces are connected to the second end of the maintenance platform in a turnover mode, and the first ends of the first rod pieces are connected to the second fixing piece; and the second rod pieces are connected between the two first rod pieces, and the second rod pieces are sequentially transversely arranged at intervals along the length direction of the first rod pieces.
Furthermore, a guardrail is detachably arranged on the maintenance platform, the height of a guardrail column on one side, close to the support column, of the guardrail is higher than that of the guardrail column on one side, far away from the support column, of the guardrail, and an inclined rod is arranged between the upper end of the guardrail column on one side, close to the support column, of the guardrail and the upper end of the guardrail column on one side, far away from the support column; the guardrail be close to one side of support column is provided with the mount, the first end detachably of mount is connected on the guardrail, the second end of mount is connected with turning over maintenance platform be close to on the first end of support column.
Furthermore, a lifting platform is arranged on the maintenance platform, the lifting platform can slide up and down along the guardrail posts, guide grooves are formed in the guardrail posts, the lifting platform can slide up and down along the guide grooves, and limiting pin holes are formed in the guide grooves along the longitudinal direction.
The lifting platform is characterized by further comprising an operating device for controlling the lifting platform to move, pulleys are arranged on the guardrail, a rope is fixedly connected with the operating device and winds around the pulleys and then is connected to the lifting platform.
Further, the manipulating device comprises a manipulating rod located at the bottom of the maintenance platform.
Furthermore, the first fixing piece and the second fixing piece are detachably arranged on the supporting column, the maintenance platform is detachably and horizontally connected to the first fixing piece, the first end of the reinforcing support is detachably connected to the second fixing piece, and the second end of the reinforcing support is connected to the second end of the maintenance platform in a turnover mode.
Further, the emergency power supply device is arranged at the top end of the support column, wherein
The emergency power supply device comprises a bulb and a built-in circuit board, wherein a power supply circuit, a lamp control circuit, an external control circuit, a remote control circuit, a fault indication circuit and a battery charging circuit are arranged on the built-in circuit board; the power supply circuit is respectively connected with the lamp control circuit, the external control circuit and the battery charging circuit; the lamp control circuit is respectively connected with the external control circuit and the bulb; the fault indicating circuit is connected with the lamp control circuit and the external control circuit; the battery charging circuit is provided with a battery and is connected with the lamp control circuit; the remote control circuit mainly comprises an intermediate relay K2, a capacitor C, a pulse signal switch KM, a pulse signal generator MC and a remote signal receiver RF; the switch contact terminal of the intermediate relay K2 is connected in series on an external control circuit; the coil end of the intermediate relay K2, the capacitor C and the switch end of the pulse signal switch KM are sequentially connected in series to form a loop; the control end of the pulse signal switch KM is connected with the pulse signal output end of the pulse signal generator MC; the pulse signal generator MC is connected to a remote signal receiver RF.
Furthermore, two ends of a capacitor C of the remote control circuit are also connected with the power supply circuit, the capacitor C of the remote control circuit is replaced by a storage battery or a dry battery or a lithium battery, and a battery of the battery charging circuit is a nickel-cadmium rechargeable battery.
Has the advantages that:
compared with the prior art, the invention has the following beneficial effects:
the invention has reasonable design, simple operation, high automation degree, safety and reliability, can provide a platform for multiple persons to work simultaneously, extends when in work and use, contracts when not in use and does not occupy too much space. According to the invention, the bottom of the maintenance platform is provided with a working opening surrounding an object to be maintained, the end part of the maintenance platform is provided with an openable movable plate, the movable plate is arranged adjacent to the working opening, and a maintenance sleeve opening communicated with the working opening is formed after the movable plate is opened; the maintenance platform surrounds the object to be maintained from one end of the maintenance platform through the maintenance sleeve opening, so that the maintenance platform can conveniently surround the object to be maintained, the maintenance platform is favorable for providing a more convenient maintenance position for maintenance personnel, the problems that the maintenance platform of the existing electric power maintenance vehicle does not have the maintenance sleeve opening, the maintenance platform is not favorable for providing the more convenient maintenance position for the maintenance personnel and the like are solved, and the effects of facilitating maintenance and improving efficiency are further achieved.
Drawings
Fig. 1 is a schematic structural view of a lifting type power maintenance system capable of surrounding an object to be repaired according to embodiment 1 of the invention;
fig. 2 is a top view structure of the maintenance platform according to embodiment 1 of the present invention, with the movable plate in a closed state;
FIG. 3 is a side view of a movable plate of the maintenance platform according to embodiment 1 of the present invention;
FIG. 4 is a side view of another movable plate of the maintenance platform according to embodiment 1 of the present invention;
fig. 5 is a schematic structural diagram of a lifting type power maintenance system capable of surrounding an object to be repaired according to embodiment 2 of the invention;
fig. 6 is a schematic structural view of an emergency power supply device according to embodiment 3 of the present invention;
FIG. 7 is a side view of a maintenance bracket according to various embodiments of the present invention.
Detailed Description
The invention is further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 4, the lifting power maintenance system capable of surrounding an object to be repaired in the embodiment includes a lifting bracket and a maintenance bracket disposed on the lifting bracket;
the maintenance bracket includes a first fixing member 10, a second fixing member 20, a maintenance platform 30, and a reinforcing bracket 40. The first fixing piece 10 and the second fixing piece 20 are arranged on the support column and are arranged at intervals up and down; a first end of the maintenance platform 30 is arranged on the first fixing member 10; a first end of the reinforcing bracket 40 is connected to the second fixing member 20, a second end of the reinforcing bracket 40 is connected to a second end of the service platform 30, and the second end of the service platform 30 is away from the support column. The maintenance platform 30 is provided with a working opening 301 surrounding an object to be maintained at the bottom, the end part of the maintenance platform 30 is provided with an openable movable plate 302, the movable plate 302 is arranged adjacent to the working opening 301, and a maintenance sleeve opening communicated with the working opening 301 is formed after the movable plate 302 is opened; the maintenance platform surrounds the object to be maintained, such as a street lamp, from one end of the maintenance platform through a maintenance socket, and the object to be maintained 4 has a lamp cap to be maintained thereon.
The lifting support comprises a bottom plate 21 arranged horizontally and a top plate 28 arranged right above the bottom plate 21, rollers (not shown in the figure) and supporting hydraulic cylinders 24 positioned on the outer sides of the rollers are arranged on the periphery of the lower surface of the bottom plate 21, a supporting plate is arranged at the lower end of each supporting hydraulic cylinder 24, a lifting hydraulic cylinder 26 and lower supports positioned on the front side and the rear side of the lifting hydraulic cylinder 26 are arranged on the bottom plate 21, upper supports arranged corresponding to the lower supports up and down are arranged on the lower surface of the top plate, telescopic mechanisms with the same structure are arranged on the front side and the rear side between the upper supports and the lower supports, the two telescopic mechanisms are connected through a horizontal rod (the horizontal rod is not shown in the figure because only the front side or the rear side of the lifting hydraulic cylinder is shown in the figure), and the upper end of a piston rod 27.
Each telescopic mechanism comprises six sections of connecting rods 22 which are all obliquely arranged, wherein the upper ends of the two sections of connecting rods at the upper part are respectively hinged with the left side and the right side of the upper support, the upper ends of the two sections of connecting rods at the lower part are respectively hinged with the left side and the right side of the lower support, the two sections of connecting rods at the middle part are respectively hinged with the two sections of connecting rods at the upper part and the two sections of connecting rods at the lower part correspondingly, and the two sections of connecting rods at the upper part, the two sections of connecting rods at the middle part and the.
And two ends of the horizontal rod are fixedly connected with the uppermost ends of the two telescopic mechanisms in the same axial direction respectively.
Because the maintenance platform is provided with a working opening which surrounds the object to be maintained at the bottom, the end part of the maintenance platform is provided with an openable movable plate, the movable plate is arranged adjacent to the working opening, and a maintenance sleeve opening communicated with the working opening is formed after the movable plate is opened; the maintenance platform surrounds the object to be maintained from one end of the maintenance platform through the maintenance sleeve opening, so that the maintenance platform can conveniently surround the object to be maintained, the maintenance platform is favorable for providing a more convenient maintenance position for maintenance personnel, the problems that the maintenance platform of the existing electric power maintenance vehicle does not have the maintenance sleeve opening, the maintenance platform is not favorable for providing the more convenient maintenance position for the maintenance personnel and the like are solved, and the effects of facilitating maintenance and improving efficiency are further achieved.
Preferably, the working opening 301 is rectangular, so as to facilitate processing and connection with the movable plate. The size of the working opening 301 can be designed as required to meet the needs of different maintenance objects.
Preferably, the movable plate 302 is two pieces, butted together. In this way, installation and connection are facilitated.
Preferably, one end of the two movable plates 302 is hinged on the maintenance platform 30, for example, the end of the two movable plates 302 is hinged on the maintenance platform 30 through a hinge shaft.
Preferably, the direction of the hinge shaft 302 is the same as the length direction of the maintenance platform 30, so that the direction of the maintenance socket and the optimal position of the rotation of the movable plate can be ensured.
Preferably, the other ends of the movable plates are connected to each other by a bolt 303, for example, a bolt, a snap, a pin connection. Thus, the assembly and disassembly are convenient.
Preferably, the latch 303 is disposed above the service platform 30, such that the movable plate 302 is easily attached to or detached from the work surface.
When the platform is used, the invention is transported to a maintenance point by using a transport vehicle, the transport vehicle is provided with hydraulic stations which are respectively supplied with oil with a supporting hydraulic cylinder and a lifting hydraulic cylinder, the invention is pushed to a proper position after being transported and dropped, the supporting hydraulic cylinder is controlled to lift the idler wheels off the ground, supporting plates at the lower ends of the four supporting hydraulic cylinders are supported on the ground, then a maintenance worker goes up to a top plate, a piston rod of the lifting hydraulic cylinder is controlled to extend, and a lifting rod of a telescopic mechanism is driven by a horizontal rod to extend upwards, so that maintenance operation can be safely and reliably carried out on the platform.
The supporting hydraulic cylinder not only can improve the effect of supporting weight, but also plays a stabilizing role and prevents lateral movement.
The telescopic mechanism adopts a structure of a folding connecting rod, so that the stability is strong, and the telescopic mechanism does not occupy the space during contraction.
Example 2
As shown in fig. 5, this embodiment further improves the maintenance bracket on the basis of embodiment 1. The first fixing member 10 and the second fixing member 20 are provided on the support column and are detachably provided on the support column according to the needs in actual operation. The maintenance platform 30 can also be detachably connected to the first fixing member 10 according to the actual operation requirement, and the maintenance platform 30 is in a horizontal position.
Preferably, the first end of the reinforcing bracket 40 is connected to the second fixture 20 and is detachable. The second end of reinforcing support 40 is connected to maintenance platform 30 second end, and the support column is kept away from to the second end of maintenance platform 30, and the second end of reinforcing support 40 can be held at the second of maintenance platform 30 and is held the upset, and like this, reinforcing support 40 is held in the upset, makes it overturn on maintenance platform 30, has just reduced the space volume after the over-and-under type power maintenance system that can surround the object to be repaired is dismantled, the transportation of being more convenient for.
Preferably, a guard rail 31 is provided at the periphery of the maintenance platform 30 so that emergency repair personnel standing on the maintenance platform 30 can be protected. The guardrail 31 comprises guardrail posts 311, the height of the guardrail posts 311 is different, and the height of the guardrail posts 311 positioned on one side close to the support posts is higher than that of the guardrail posts 311 positioned on one side far away from the support posts. Because the height of the guardrail posts 311 on different sides is unequal, the stability of the guardrail 31 is not good enough, and in order to solve the problem, an inclined rod is arranged between the guardrail 31 close to one side of the support column and the guardrail 31 far away from one side of the support column, so that the strength of the guardrail 31 is improved, and the guardrail 31 is more stable.
The stability of the fence 31 on the service platform 30 is affected by the higher height of the fence post 311 near the side of the support post. In order to improve the stability of the guardrail 31 on the maintenance platform 30, a fixing frame 312 is arranged on one side of the guardrail 31 close to the supporting column, a first end of the fixing frame 312 is connected to the guardrail 31, and the connecting structure is detachable; the second end of the mount 312 is attached to the service platform 30, and the mount 312 attached to the service platform 30 is reversible. The fixing frame 312 arranged in this way can be turned over on the maintenance platform 30 after being detached, so that the transportation volume is reduced.
Since the wires of the overhead line have different heights, there is a problem that height adjustment of the standing height is required when the emergency repair personnel stand on the maintenance platform 30 for emergency repair work. In order to solve the problem of height adjustment, a lifting platform 32 is provided on the maintenance platform 30, and the lifting platform 32 can slide up and down along the guardrail posts 311.
The guardrail posts 311 are provided with guide grooves 313, and the guide grooves 313 can guide the lifting platform 32, so that the lifting platform 32 is not deviated from a correct position in the sliding process, and the lifting platform 32 can be vertically and slidably arranged along the guide grooves 313. In order to allow the elevating platform 32 to be accurately and smoothly fixed at a certain position after the elevating platform 32 is slid to the position, a stopper pin hole 314 is provided in a longitudinal direction of the guide groove 313. Rush repair personnel can support the lifting platform 32 by inserting pins into the limit pin holes 314, so that the lifting platform 32 is kept stable.
Preferably, the elevating power maintenance system capable of surrounding the object to be repaired further includes an operating device 33, and the emergency repair personnel can conveniently control the up-and-down movement of the elevating platform 32 by using the operating device 33. A pulley 315 is provided on the guard rail 31, and a rope is fixedly connected to the operating device 33, wound around the pulley 315, and finally connected to the lifting platform 32. The first-aid repair worker operates the operating device 33 to raise or lower the lift table 32 by winding and unwinding the rope. The tractive force of the manipulator 33 may be provided by an external machine, such as a diesel engine, or may be manually operated by human power. Preferably, a manually controlled mode of operation is employed in a rainy environment. The operating device 33 thus comprises a manually controlled rocker, which is arranged at the bottom of the service platform 30. The salvage personnel can release and release the rope by shaking the rocker, so that the lifting function of the lifting platform 32 is realized. Thus, an operator can stand on the lifting platform 32 and lift along with the lifting platform 32, and the height requirements of overhead lines with different heights can be met.
The maintenance platform, just form a triangular structure between reinforcement support and the support column, utilize the stability that triangle-shaped has, when the salvage personnel step on the maintenance platform, the salvage personnel stand on the maintenance platform keep away from one of support column and hold, on the angle of the triangle-shaped that forms promptly, because salvage personnel self gravity, the pulling force along maintenance platform length direction has been produced after maintenance platform and support column combined action, and simultaneously, the reinforcement support also can produce a holding power along its length direction, reach the equilibrium after the three power interact. Therefore, whether the support column is wet and slippery in rainy days or not, rush repair personnel standing on the maintenance platform can be stably supported, so that the rush repair personnel can smoothly climb the rod in rainy days and timely carry out electric power rush repair operation, and power failure circuits can timely recover power supply.
Example 3
As shown in fig. 6, this embodiment is based on embodiment 2, and further includes an emergency power supply device disposed at the top end of the support column, wherein the emergency power supply device is disposed at the top end of the support column
The emergency power supply device comprises a bulb and a built-in circuit board, wherein a power supply circuit, a lamp control circuit, an external control circuit, a remote control circuit, a fault indication circuit and a battery charging circuit are arranged on the built-in circuit board; the power supply circuit is respectively connected with the lamp control circuit, the external control circuit and the battery charging circuit; the lamp control circuit is respectively connected with the external control circuit and the bulb; the fault indicating circuit is connected with the lamp control circuit and the external control circuit; the battery charging circuit is provided with a battery and is connected with the lamp control circuit; the remote control circuit mainly comprises an intermediate relay K2, a capacitor C, a pulse signal switch KM, a pulse signal generator MC and a remote signal receiver RF; the switch contact terminal of the intermediate relay K2 is connected in series on an external control circuit; the coil end of the intermediate relay K2, the capacitor C and the switch end of the pulse signal switch KM are sequentially connected in series to form a loop; the control end of the pulse signal switch KM is connected with the pulse signal output end of the pulse signal generator MC; the pulse signal generator MC is connected to a remote signal receiver RF.
Furthermore, two ends of a capacitor C of the remote control circuit are also connected with the power supply circuit, the capacitor C of the remote control circuit is replaced by a storage battery or a dry battery or a lithium battery, and a battery of the battery charging circuit is a nickel-cadmium rechargeable battery.
As shown in fig. 7, in the above embodiments, in order to allow the emergency maintenance personnel to smoothly board the elevating power maintenance system which can surround the object to be repaired, a reinforcing bracket 40 is provided between the supporting column and the middle platform, and the reinforcing bracket 40 includes a first bar member 41 and a second bar member 42. First ends of two first rod members 41 are connected to the second fixing member 20; the second ends of the two first rods 41 are connected to the second end of the maintenance platform 30, that is, the maintenance platform 30 is far away from one end of the support column, and the two first rods 41 can be turned over, so that the two first rods 41 can be turned over when the lifting power maintenance system capable of surrounding the object to be repaired is detached for transportation, and the two first rods 41 lean against the maintenance platform 30, so that the space volume of the power maintenance platform is reduced. The second pin 42 is connected between the two first pins 41. A plurality of second bars 42 are sequentially arranged between the two first bars 41, so that a step is formed, and the first-aid repair personnel can conveniently climb on the maintenance platform 30. Meanwhile, the second rod 42 also has a function of reinforcing the reinforcing bracket 40, which improves the strength of the reinforcing bracket 40 and the weight bearing capability of the reinforcing bracket 40.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (10)
1. A lifting type power maintenance system capable of surrounding an object to be repaired is characterized by comprising a lifting support and a maintenance support arranged on the lifting support; wherein,
the maintenance support comprises a support column, a first fixing piece, a second fixing piece and a maintenance platform, wherein the first fixing piece and the second fixing piece are arranged on the support column at intervals up and down; the maintenance platform is connected with the second fixing piece reinforcing bracket, the first end of the reinforcing bracket is connected to the second fixing piece, and the second end of the reinforcing bracket is connected to the second end, far away from the supporting column, of the maintenance platform; the maintenance platform is provided with a working opening surrounding an object to be maintained at the bottom, the end part of the lifting platform is provided with an openable movable plate, the movable plate is arranged adjacent to the working opening, and a maintenance sleeve opening communicated with the working opening is formed after the movable plate is opened;
the lifting support comprises a bottom plate and a top plate, the bottom plate is horizontally arranged, the top plate is arranged right above the bottom plate, the supporting columns are arranged on the top plate, rollers and supporting hydraulic cylinders located on the outer sides of the rollers are arranged on the periphery of the lower surface of the bottom plate, a supporting plate is arranged at the lower end of each supporting hydraulic cylinder, a lifting hydraulic cylinder and lower supports located on the front side and the rear side of the lifting hydraulic cylinder are arranged on the bottom plate, an upper support which corresponds to the lower support in the vertical direction is arranged on the lower surface of the top plate, telescopic mechanisms with the same structure are arranged on the front side and the rear side between the upper support and the lower support, the two telescopic mechanisms are connected through a horizontal rod, and;
each telescopic mechanism comprises six sections of connecting rods which are obliquely arranged, wherein the upper ends of the two sections of connecting rods at the upper part are respectively hinged with the left side and the right side of the upper support, the upper ends of the two sections of connecting rods at the lower part are respectively hinged with the left side and the right side of the lower support, the two sections of connecting rods at the middle part are respectively hinged with the two sections of connecting rods at the upper part and the two sections of connecting rods at the lower part correspondingly, and the two sections of connecting rods at the upper part, the two sections of connecting rods at the middle part and the two; and two ends of the horizontal rod are fixedly connected with the uppermost ends of the two telescopic mechanisms in the same axial direction respectively.
2. The elevating power maintenance system as claimed in claim 1, wherein the working opening is rectangular, the two movable plates are connected together in a butt joint manner, one end of each of the two movable plates is hinged to the elevating platform through a hinge shaft, the hinge shaft is arranged in the same direction as the length direction of the elevating platform, the other ends of the movable plates are connected with each other through a pin, the pin is arranged above the elevating platform, the other ends of the movable plates are connected with each other through two pins, and the two pins are respectively arranged at two sides of the movable plates.
3. The lift type power maintenance system capable of surrounding an object to be repaired according to claim 1, wherein the reinforcing bracket comprises:
the second ends of the two first rod pieces are connected to the second end of the maintenance platform in a turnover mode, and the first ends of the first rod pieces are connected to the second fixing piece; and the second rod pieces are connected between the two first rod pieces, and the second rod pieces are sequentially transversely arranged at intervals along the length direction of the first rod pieces.
4. The elevating power maintenance system capable of surrounding an object to be repaired according to claim 1, wherein a guardrail is detachably arranged on the maintenance platform, the height of a guardrail column on one side of the guardrail, which is close to the support column, is higher than that of a guardrail column on one side of the guardrail, which is far away from the support column, and an inclined rod is arranged between the upper end of the guardrail column on one side of the support column and the upper end of the guardrail column on one side of the guardrail, which is far away from the support column; the guardrail be close to one side of support column is provided with the mount, the first end detachably of mount is connected on the guardrail, the second end of mount is connected with turning over maintenance platform be close to on the first end of support column.
5. The lifting type power maintenance system capable of surrounding an object to be repaired according to claim 1, characterized in that a lifting platform is arranged on the maintenance platform, the lifting platform can slide up and down along the guardrail posts, guide grooves are arranged on the guardrail posts, the lifting platform can slide up and down along the guide grooves, and limit pin holes are arranged on the guide grooves along the longitudinal direction.
6. The system of claim 5, further comprising an operating device for controlling the movement of the platform, wherein the balustrade is provided with a pulley, the operating device is fixedly connected with a rope, and the rope is connected to the platform after passing through the pulley.
7. The lift type power maintenance system capable of surrounding an object to be repaired according to claim 6, characterized in that the manipulation device comprises a manipulation lever located at the bottom of the maintenance platform.
8. The liftable power maintenance system capable of surrounding an object to be repaired according to claim 1, wherein the first fixing piece and the second fixing piece are detachably arranged on the supporting column, the maintenance platform is detachably and horizontally connected to the first fixing piece, the first end of the reinforcing bracket is detachably connected to the second fixing piece, and the second end of the reinforcing bracket is connected to the second end of the maintenance platform in a turnover mode.
9. The liftable power maintenance system capable of surrounding an object to be repaired according to claim 1, further comprising an emergency power supply device disposed at the top end of the support column, wherein,
the emergency power supply device comprises a bulb and a built-in circuit board, wherein a power supply circuit, a lamp control circuit, an external control circuit, a remote control circuit, a fault indication circuit and a battery charging circuit are arranged on the built-in circuit board; the power supply circuit is respectively connected with the lamp control circuit, the external control circuit and the battery charging circuit; the lamp control circuit is respectively connected with the external control circuit and the bulb; the fault indicating circuit is connected with the lamp control circuit and the external control circuit; the battery charging circuit is provided with a battery and is connected with the lamp control circuit; the remote control circuit mainly comprises an intermediate relay K2, a capacitor C, a pulse signal switch KM, a pulse signal generator MC and a remote signal receiver RF; the switch contact terminal of the intermediate relay K2 is connected in series on an external control circuit; the coil end of the intermediate relay K2, the capacitor C and the switch end of the pulse signal switch KM are sequentially connected in series to form a loop; the control end of the pulse signal switch KM is connected with the pulse signal output end of the pulse signal generator MC; the pulse signal generator MC is connected to a remote signal receiver RF.
10. The lift type power maintenance system capable of surrounding an object to be repaired according to claim 9, characterized in that two ends of a capacitor C of the remote control circuit are further connected with a power circuit, the capacitor C of the remote control circuit is replaced by a storage battery or a dry battery or a lithium battery, and a battery of the battery charging circuit is a nickel-cadmium rechargeable battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510235792.5A CN104891397A (en) | 2015-05-11 | 2015-05-11 | Lifting type electric power maintenance system capable of surrounding object to be repaired |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510235792.5A CN104891397A (en) | 2015-05-11 | 2015-05-11 | Lifting type electric power maintenance system capable of surrounding object to be repaired |
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| Publication Number | Publication Date |
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| CN104891397A true CN104891397A (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510235792.5A Pending CN104891397A (en) | 2015-05-11 | 2015-05-11 | Lifting type electric power maintenance system capable of surrounding object to be repaired |
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| Country | Link |
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| CN (1) | CN104891397A (en) |
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| CN114852910A (en) * | 2022-04-15 | 2022-08-05 | 国网河北省电力有限公司保定供电分公司 | Auxiliary lifting device for high-altitude operation |
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