CN112038050A - Safety protection system for power distribution network line transformer - Google Patents
Safety protection system for power distribution network line transformer Download PDFInfo
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- CN112038050A CN112038050A CN202010935641.1A CN202010935641A CN112038050A CN 112038050 A CN112038050 A CN 112038050A CN 202010935641 A CN202010935641 A CN 202010935641A CN 112038050 A CN112038050 A CN 112038050A
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- 230000004224 protection Effects 0.000 title claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 210000000078 claw Anatomy 0.000 claims description 26
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 241001075561 Fioria Species 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 2
- 230000009979 protective mechanism Effects 0.000 claims 1
- 230000033001 locomotion Effects 0.000 description 18
- 238000009434 installation Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 7
- 230000001360 synchronised effect Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 241000271566 Aves Species 0.000 description 3
- 241000272165 Charadriidae Species 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000005283 ground state Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
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Abstract
The invention relates to a safety protection system of a power distribution network line transformer, which comprises a bottom platform, U-shaped frame plates and an outer protection mechanism, wherein the U-shaped frame plates are symmetrically arranged at the front end and the rear end of the bottom platform, the protruding ends of the U-shaped frame plates are connected in a sliding fit mode, and the outer protection mechanism is arranged at the upper end of the bottom platform.
Description
Technical Field
The invention relates to the technical field of transformer protection, in particular to a safety protection system for a power distribution network line transformer.
Background
The distribution network is a power network which receives electric energy from a transmission network or a regional power plant, distributes the electric energy to various users in situ or step by step according to voltage through distribution facilities, and consists of overhead lines, cables, poles and towers, distribution transformers, isolating switches, reactive compensators, a plurality of accessory facilities and the like, the circuits play a role in distributing the electric energy in the power network, the transformers are devices for changing alternating current voltage by utilizing the principle of electromagnetic induction, the main components are primary coils, secondary coils and iron cores (magnetic cores), the main functions comprise voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformers) and the like, the transformers are commonly used for voltage lifting, impedance matching, safety isolation and the like in electrical equipment and wireless circuits, are one of main equipment of the power plant and a substation, and one of important conditions for ensuring the safe operation of the transformers by correctly installing the transformers, the installation mode of the transformer can be divided into two categories of indoor and outdoor, wherein the outdoor comprises a pole frame type (overhead installation), a pier type and a floor type, the indoor is called as a distribution room, but the following problems can occur in the outdoor installation process of the transformer:
1. when the transformer is used outdoors, the protection measures adopted around the transformer are low in strength, so that the probability of phenomena of falling, bird collision and the like in an overhead installation state is increased, and phenomena of personnel accidental touch injury, transformer self failure and the like are easy to occur in a floor installation state;
2. the wholeness and the unicity of protective structure cause the volume in the transformer arrangement space that its self constitutes to be in unchangeable state, and then the adaptability to the transformer of different volumes is low, and the phenomenon of debris hook easily appears in protective structure all around of built on stilts installation's transformer simultaneously to there is the hidden danger that influences the transformer operation.
Disclosure of Invention
Technical scheme (I)
In order to achieve the purpose, the invention adopts the following technical scheme that the safety protection system for the power distribution network line transformer comprises a bottom platform, U-shaped frame plates and an outer protection mechanism, wherein the U-shaped frame plates are symmetrically arranged at the front end and the rear end of the bottom platform, the protruding ends of the U-shaped frame plates are connected in a sliding fit mode, and the outer protection mechanism is arranged at the upper end of the bottom platform.
The outer protection mechanism comprises a rotating shaft, round platforms, stopping claws, clamping pins, connecting rods, vertical plates, a butting rod, longitudinal rods, transverse rods and supporting columns, wherein a first pin shaft is arranged at the front side of the rotating shaft, the upper end of the first pin shaft is connected with the lower end of the round platforms, the stopping claws are symmetrically arranged on the first pin shaft in an up-and-down mode through a sliding fit mode, the rotating shaft is positioned between the stopping claws, an annular groove is formed in the upper end of the rotating shaft, the annular groove is connected with the inner side end face of the stopping claw through a sliding fit mode, threaded through holes are formed in the rear ends of the stopping claws, the clamping pins are connected among the threaded through holes in a threaded fit mode, the second clamping pins are arranged on the lower end face of the round platforms, the second pin shafts are uniformly distributed along the circumferential direction of the round platforms, the rotating shaft and the stopping claws are both positioned on the inner sides of the second pin shafts, the, the upper end of a third pin shaft is connected with the lower end of a vertical plate, the upper and lower of the inner side end of the vertical plate are symmetrically provided with a propping rod, one end of the propping rod is connected with the outer side end of a longitudinal rod in a sliding fit mode, the other end of the propping rod is connected with the outer side end of a cross rod in a sliding fit mode, the included angles between the propping rod and the longitudinal rod and between the longitudinal rod and the cross rod are 45 degrees, the longitudinal rod and the cross rod are connected in a sliding fit mode, the included angle between the longitudinal rod and the cross rod is 90 degrees, the middle part of the lower end face of the longitudinal rod at the lower end of the vertical plate and the middle part of the lower end face of the cross rod at the lower end of the vertical plate are both provided with a support column, the lower end of the support column is connected with the upper end of a base platform in a sliding fit mode, the riser is along being linear motion rather than self vertically direction under the inboard power of drawing that receives the connecting rod to give, the riser promotes to push rod synchronous motion, push rod inboard and extrude horizontal pole and the vertical pole rather than linking to each other simultaneously, the support column is along base frame upper end synchronous motion along horizontal pole and vertical pole, the space volume that horizontal pole and vertical pole constitute at this moment reduces gradually until the cooperation presss from both sides tight transformer between horizontal pole and the vertical pole, then tighten up to the inboard through the manual mode and stop the claw and make it block in the ring recess, and through bayonet lock to stopping to carry out fastening connection between the claw, the round platform is fixed under the cooperation of stopping claw and bayonet lock at this moment, later through mechanical mode with U type mounting plate even take the base frame and the transformer together hoist to mounted position department, weld or threaded connection handles between U type mounting plate and the mounted position point through manual mode at last.
As a preferred technical scheme of the invention, the front end and the rear end of the base platform are symmetrically provided with convex plates, the convex plates are connected with the concave end face of the U-shaped frame plate in a sliding fit manner, the upper end face and the lower end face of each convex plate are symmetrically provided with rectangular grooves, the inner bottom wall of each rectangular groove is provided with a compression spring at equal intervals from left to right, the outer side end of each compression spring is connected with the inner side end of the base plate, the upper end face of the base plate is provided with clamping wheel teeth at equal intervals from left to right, the outer sides of the clamping wheel teeth are provided with stopping wheel teeth at equal intervals from left to right, the stopping wheel teeth are connected with the clamping wheel teeth in a sliding fit manner, the outer side ends of the stopping wheel teeth are connected with the concave end face of the U-shaped frame plate, the base plate with the clamping wheel teeth are pressed in the rectangular grooves in a manual manner, the position of the base platform is adjusted by manually moving the whole base platform to, then not hard up the base plate, the base plate pops out the rectangle recess fast under compression spring's effect, and the base plate drives the synchronous motion of the card teeth of a cogwheel, and the card teeth of a cogwheel card is in ending between the teeth of a cogwheel, obtains relatively fixed this moment between base station and the U type mounting plate, and base plate, compression spring, the cooperation that ends between the teeth of a cogwheel and the card teeth of a cogwheel can make the mounted position of base station make adaptability change and realize the quick fixed processing of base station according to the installation demand, and then improve the holistic degree of regulation and control of device.
As a preferred technical scheme of the invention, the left and right inner concave end surfaces of the U-shaped frame plate are symmetrically provided with the clasps which are made of elastic materials, the front and rear opposite clasps are connected through a sliding fit method, the front and rear opposite clasps are provided with the loop plates through a sliding fit method, the U-shaped frame plate with the base platform and the transformer are hoisted to the installation position together through a mechanical method, the electric pole is positioned in a circular ring structure formed by the clasps, the loop plates are sleeved on the clasps and tightened inwards until the clasps are sleeved on the electric pole, then the U-shaped frame plate and the electric pole installation position are welded or connected through threads in a manual mode, and the cooperation between the loops and the loop plates can play a role of assisting in fixing the connection between the U-shaped plate and the electric pole, so as to improve the firmness degree of the whole device in an overhead state.
As a preferred technical scheme of the invention, the same structures are respectively arranged between the longitudinal rods and between the transverse rods, telescopic frames are symmetrically arranged between the longitudinal rods in the front-back direction, the telescopic direction of each telescopic frame is along the horizontal direction, the telescopic frames are positioned on the outer sides of the transverse rods, lug plates are symmetrically arranged at the left end and the right end of each telescopic frame, the lug plates are arranged up and down, the outer side ends of the lug plates are connected with the inner side end faces of the longitudinal rods, and the matching between the telescopic frames, the transverse rods and the longitudinal rods can play a role in protecting and blocking the transformer all around, so that the phenomenon that the transformer falls off is avoided, and meanwhile, the phenomena that flying birds or people contact the transformer to cause safety accidents and the transformer per se fails are.
As a preferred technical scheme of the invention, L-shaped rods are arranged above and below a circular truncated cone at equal intervals along the clockwise direction, the included angle between the adjacent L-shaped rods in the horizontal direction is 90 degrees, one end of each L-shaped rod on the front side and the rear side above the circular truncated cone is connected with the outermost end of a cross rod, one end of each L-shaped rod on the left side and the right side above the circular truncated cone is connected with the outermost end of a longitudinal rod, the connection between each L-shaped rod and the cross rod is connected with the connection between the L-shaped rods and the longitudinal rods in a staggered arrangement state, ear seats are arranged on the outer side end faces of the short ends of the L-shaped rods, four pin shafts are arranged between the upper ear seats and the lower ear seats which are opposite, a baffle roll is arranged on the four pin shafts in a sliding fit manner, clamping plates are symmetrically arranged at the upper end and the lower end of the baffle roll, the outer side ends of the clamping plates are connected with an electric sliding block, the electric sliding block, when weather is in under the circumstances such as comparatively abominable, drive splint through an electronic slider and move along L type pole, the sunshade is rolled up and is done the motion of unreeling in step under the drive of splint, wrap around the transformer until the position of unreeling that the sunshade was rolled up, the transformer is in semi-enclosed space this moment, the cooperation motion between sunshade roll, an electronic slider and the splint can play the effect of protection and separation external influence factor to the transformer, and then reduce the transformer because of with external influence factor direct contact appear the probability of function trouble or outward appearance deformation phenomenon.
According to a preferred technical scheme of the invention, a second electric slider is arranged on the inner side end face of the long end of the L-shaped rod in a sliding fit mode, a vertical plate is connected between the inner side ends of the second electric sliders which are opposite up and down, hook brushes are arranged on the inner side end face of the vertical plate at equal intervals from top to bottom, the inner side end face of each hook brush is connected with the telescopic frame in a sliding fit mode, the vertical plate is driven by the second electric slider to move synchronously along the long end of the L-shaped rod, the vertical plate drives the hook brushes to move synchronously, and the hook brushes can clean the telescopic frame so as to avoid hidden troubles that the transformer has problems such as faults due to hook sundries on the surface of the telescopic frame, and further achieve the purpose of protecting the transformer.
As a preferred technical scheme of the invention, the middle part of the cross rod at the upper end of the vertical plate and the middle part of the longitudinal rod at the upper end of the vertical plate are both provided with the same structure, wherein the middle part of the cross rod at the upper end of the vertical plate is provided with a connecting plate, the lower end of the outer side end face of the connecting plate is provided with a cylinder, the outer side end of the cylinder is provided with a fan blade in a sliding fit mode, the fan blade is positioned above the cross rod at the lower end of the vertical plate, and when the transformer is in an overhead or ground state, the fan blade performs self-rotation motion under the blowing of wind power, so that the air flowing speed.
(II) advantageous effects
1. According to the safety protection system for the power distribution network line transformer, the safety protection of the power distribution network line transformer is carried out by adopting a design concept of combining multiple protection structures, the arranged outer protection mechanism can play a role in protecting and blocking the periphery of the transformer, and meanwhile, the volume of a transformer placing space formed by the outer protection mechanism is in an adjustable state, so that the safety protection system can be suitable for clamping protection treatment of the transformers with different volumes in a certain range, and further the integral utilization rate of equipment is improved;
2. the matching of the telescopic frame, the transverse rods and the longitudinal rods can protect and obstruct the transformer all around, so that the phenomenon that the transformer falls off is avoided, and meanwhile, the phenomena that flying birds or people contact the transformer to cause safety accidents and the transformer breaks down are avoided;
3. the matching movement among the shielding plate coil, the first electric sliding block and the clamping plate can play a role in protecting and blocking external influence factors on the transformer, so that the probability of operation failure or appearance deformation phenomenon of the transformer due to direct contact with the external influence factors is reduced;
4. the vertical plate, the second electric sliding block and the hooking brush are matched to clean the telescopic frame, so that the hidden danger that the transformer has faults and other problems due to the fact that sundries are hooked on the surface of the telescopic frame is avoided, and the purpose of protecting the transformer can be further achieved;
5. the cooperation among the base plate, the compression spring, the stop gear teeth and the clamping gear teeth can make the mounting position of the base table change adaptively according to the mounting requirement and realize the rapid fixing treatment of the base table, thereby improving the integral adjustability of the device.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a first cross-sectional view of the present invention;
FIG. 3 is a second cross-sectional view of the present invention;
FIG. 4 is a third cross-sectional view of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 1 according to the present invention in the X direction;
FIG. 6 is an enlarged view of a portion of the invention in the direction Y of FIG. 1;
FIG. 7 is an enlarged view of the invention in the Z-direction of FIG. 4;
fig. 8 is an enlarged view of the invention in the direction of M of fig. 4.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
As shown in fig. 1 to 8, a distribution network line transformer safety protection system comprises a base platform 1, a U-shaped frame plate 2 and an outer protection mechanism 3, wherein the U-shaped frame plate 2 is symmetrically arranged at the front end and the rear end of the base platform 1, the protruding ends of the U-shaped frame plate 2 are connected in a sliding fit manner, and the outer protection mechanism 3 is arranged at the upper end of the base platform 1.
The front end and the rear end of the base platform 1 are symmetrically provided with convex plates 10, the convex plates 10 are connected with the concave end face of the U-shaped frame plate 2 in a sliding fit mode, the upper end face and the lower end face of the convex plates 10 are symmetrically provided with rectangular grooves, the inner bottom wall of each rectangular groove is provided with compression springs 11 at equal intervals from left to right, the outer ends of the compression springs 11 are connected with the inner end of the base plate 12, the upper end face of the base plate 12 is provided with chuck teeth 13 at equal intervals from left to right, the outer sides of the chuck teeth 13 are provided with stop gear teeth 14 at equal intervals from left to right, the stop gear teeth 14 are connected with the chuck teeth 13 in a sliding fit mode, the outer ends of the stop gear teeth 14 are connected with the concave end face of the U-shaped frame plate 2, the base plate 12 with the chuck teeth 13 are pressed in the rectangular grooves in a manual mode, the position of the base platform 1 is adjusted, the clamping gear teeth 13 are clamped between the gears through manual adjustment, then the base plate 12 is loosened, the base plate 12 rapidly pops out of the rectangular groove under the action of the compression spring 11, the base plate 12 drives the clamping gear teeth 13 to move synchronously, the clamping gear teeth 13 are clamped between the stopping gear teeth 14, at the moment, the base table 1 and the U-shaped frame plate 2 are relatively fixed, and the base plate 12, the compression spring 11, the stopping gear teeth 14 and the clamping gear teeth 13 are matched to enable the installation position of the base table 1 to be changed adaptively according to installation requirements and achieve rapid fixing processing of the base table 1, so that the overall adjustability of the device is improved.
U type frame plate 2 about indent terminal surface symmetry install armful ring 20, armful ring 20 is the elasticity material, it links to each other through the sliding fit method between the positive relative armful ring 20 in front and back, install back template 21 through the sliding fit mode between the positive relative armful ring 20 in front and back, through mechanical means with U type frame plate 2 even take sill plate 1 and transformer together hoist to mounted position department, make the pole be located the ring structure that armful ring 20 constitutes simultaneously, and will return template 21 cutting ferrule on armful ring 20 and inwards tighten up armful ring 20, until armful ring 20 cover tight pole, then handle welding or threaded connection through artifical mode between U type frame plate 2 and the pole mounted position point, cooperation between armful ring 20 and the back template 21 can play the effect of assisting solid to being connected between U template and the pole, in order to improve the whole firm degree under the state of being in the built on stilts.
The outer protection mechanism 3 comprises a rotating shaft 30, round platforms 31, stopping claws 32, clamping pins 33, connecting rods 34, vertical plates 35, a pushing rod 36, a longitudinal rod 37, a cross rod 38 and a supporting column 39, wherein a pin shaft is arranged on the front side of the rotating shaft 30, the upper end of the pin shaft is connected with the lower end of the round platform 31, the stopping claws 32 are vertically and symmetrically arranged on the pin shaft in a sliding fit mode, the rotating shaft 30 is positioned between the stopping claws 32, an annular groove is arranged at the upper end of the rotating shaft 30, the annular groove is connected with the inner side end faces of the stopping claws 32 in a sliding fit mode, threaded through holes are formed in the rear ends of the stopping claws 32, the clamping pins 33 are connected between the threaded through holes in a threaded fit mode, the second clamping pins 33 are arranged on the lower end faces of the round platforms 31, the second pin shafts are uniformly arranged along the circumferential direction of the round platforms 31, the rotating shaft 30 and the stopping claws 32 are both positioned on the inner sides, the outer side end of the connecting rod 34 is provided with a third pin shaft in a sliding fit mode, the upper end of the third pin shaft is connected with the lower end of a vertical plate 35, the upper part and the lower part of the inner side end of the vertical plate 35 are symmetrically provided with a pushing rod 36, one end of the pushing rod 36 is connected with the outer side end of a longitudinal rod 37 in a sliding fit mode, the other end of the pushing rod 36 is connected with the outer side end of a transverse rod 38 in a sliding fit mode, the included angles between the pushing rod 36 and the longitudinal rod 37 and the transverse rod 38 are both 45 degrees, the longitudinal rod 37 is connected with the transverse rod 38 in a sliding fit mode, the included angle between the longitudinal rod 37 and the transverse rod 38 is 90 degrees, the middle part of the lower end face of the longitudinal rod 37 at the lower end of the vertical plate 35 and the middle part of the lower end face of the transverse rod 38 at the lower end of the vertical plate 35 are both provided with a supporting column 39, the transformer is positioned in a space formed by the transverse rod 38 and the longitudinal rod 37, then the circular truncated cone 31 is rotated clockwise by a manual mode, the circular truncated cone 31 drives the connecting rod 34 to rotate synchronously, the vertical plate 35 does linear motion along the direction vertical to the vertical plate 35 under the pulling force applied by the connecting rod 34 to the inner side, the vertical plate 35 pushes the abutting rod 36 to move synchronously, the abutting rod 36 simultaneously extrudes the transverse rod 38 and the longitudinal rod 37 connected with the abutting rod to the inner side, the support column 39 moves synchronously along the upper end of the base platform 1 along with the transverse rod 38 and the longitudinal rod 37, the volume of the space formed by the transverse rod 38 and the longitudinal rod 37 is gradually reduced until the transverse rod 38 and the longitudinal rod 37 are matched and clamped with the transformer, at the moment, the periphery of the transformer is protected, then the stopping claws 32 are tightened to the inner side by the manual mode to be clamped in the annular groove, the stopping claws 32 are fastened and connected through the clamping pins, then, the U-shaped frame plate 2 together with the base platform 1 and the transformer are hoisted to the installation position through a mechanical mode, finally, welding or threaded connection processing is carried out between the U-shaped frame plate 2 and the installation position through a manual mode, and the volume of a space formed by the cross rod 38 and the longitudinal rod 37 can be in an adjustable state through the matching among the circular truncated cone 31, the connecting rod 34, the vertical plate 35 and the abutting rod 36, so that the clamping protection processing of the transformer with different volume sizes in a certain range can be adapted, and the integral utilization rate of equipment is further improved.
The utility model discloses a transformer, including the longitudinal rod 37 and horizontal pole 38, all install the looks isostructure between the longitudinal rod 37 and between the horizontal pole 38, wherein the longitudinal rod 37 between the front and back symmetry is provided with expansion bracket 370, the flexible direction of expansion bracket 370 is along the horizontal direction, expansion bracket 370 is located the outside of horizontal pole 38, ear plate 371 is installed to both ends symmetry about expansion bracket 370, ear plate 371 arranges from top to bottom, the outside end of ear plate 371 links to each other with the medial surface of longitudinal rod 37, cooperation between expansion bracket 370 and horizontal pole 38, the longitudinal rod 37 can play the effect of protection and separation all around to the transformer, and then avoid the transformer phenomenon of dropping to appear, avoid birds or crowd to contact the transformer and the phenomenon that the incident appears and transformer itself breaks down simultaneously again.
The upper part and the lower part of the circular truncated cone 31 are provided with L-shaped rods 310, the L-shaped rods 310 are arranged at equal intervals along the clockwise direction, the included angle between every two adjacent L-shaped rods 310 in the horizontal direction is 90 degrees, one end of each L-shaped rod 310 at the front side and the rear side above the circular truncated cone 31 is connected with the outermost side end of the cross rod 38, one end of each L-shaped rod 310 at the left side and the right side above the circular truncated cone 31 is connected with the outermost end of the longitudinal rod 37, the connection between the L-shaped rods 310 and the cross rod 38 is connected with the connection between the L-shaped rods 310 and the longitudinal rod 37 in a staggered arrangement state, the outer side end face of the short end of each L-shaped rod 310 is provided with an ear seat 311, a fourth pin shaft is arranged between the upper ear seats 311 and the lower opposite to each other, a shielding plate roll 312 is arranged on the fourth pin shaft in a sliding fit manner, the upper end and the lower end of the shielding plate roll 312 are, mutually perpendicular between electronic slider 314 and the ear seat 311, when the weather is in under the circumstances such as comparatively abominable, drive splint 313 through electronic slider 314 and move along L type pole 310, sunshade book 312 is the synchronous unwinding motion under splint 313's drive, until the position of unreeling of sunshade book 312 wraps the transformer all around, the transformer is in semi-enclosed space this moment, the cooperation motion between sunshade book 312, electronic slider 314 and splint 313 can play the effect of protection and separation external influence factor to the transformer, and then reduce the transformer because of with external influence factor direct contact the probability that operation trouble or outward appearance deformation phenomenon appear.
The end face of the inner side of the long end of the L-shaped rod 310 is provided with a second electric sliding block 31a in a sliding fit mode, the inner side ends of the second electric sliding blocks 31a which are opposite up and down are connected with a vertical plate 31b, the end face of the inner side of the vertical plate 31b is provided with hook brushes 31c at equal intervals from top to bottom, the end face of the inner side of the hook brush 31c is connected with the telescopic frame 370 in a sliding fit mode, the second electric sliding block 31a drives the vertical plate 31b to move synchronously along the long end of the L-shaped rod 310, the vertical plate 31b drives the hook brushes 31c to move synchronously, the hook brushes 31c can clean the telescopic frame 370, the hidden trouble that the transformer has problems such as faults due to sundries appearing on the surface of the telescopic frame 370 is avoided, and the purpose of.
The middle part of riser 35 upper end horizontal pole 38 all install the looks isostructure with the middle part of riser 35 upper end vertical pole 37, wherein the mid-mounting of riser 35 upper end horizontal pole 38 has connecting plate 350, cylinder 351 is installed to the outside terminal surface lower extreme of connecting plate 350, fan leaf 352 is installed through sliding fit mode to the outside end of cylinder 351, fan leaf 352 is located riser 35 lower extreme horizontal pole 38's top, when the transformer is in built on stilts or ground state, fan leaf 352 is the rotation motion under wind-force blows, so that transformer air flow velocity all around obtains improving, and then be favorable to improving the holistic radiating degree of transformer.
When the device works, the base plate 12 with the clamping gear teeth 13 is pressed in the rectangular groove manually, the whole base table 1 is moved manually to adjust the position of the rectangular groove, after the base table 1 is moved to a corresponding position, the clamping gear teeth 13 are clamped between the gears by means of manual adjustment, then the base plate 12 is loosened, the base plate 12 is quickly ejected out of the rectangular groove under the action of the compression spring 11, the base plate 12 drives the clamping gear teeth 13 to move synchronously, the clamping gear teeth 13 are clamped between the stop gear teeth 14, at the moment, the base table 1 and the U-shaped frame plate 2 are relatively fixed, then the transformer is slightly contacted with the upper end of the circular table 31 manually, the transformer is positioned in a space formed by the transverse rod 38 and the longitudinal rod 37, then the circular table 31 is rotated clockwise manually, the circular table 31 drives the connecting rod 34 to rotate synchronously, and the vertical plate 35 makes linear motion along the direction vertical to the vertical plate under the inward pulling force given by the connecting rod 34, the vertical plate 35 pushes the abutting rod 36 to move synchronously, the abutting rod 36 extrudes the transverse rod 38 and the longitudinal rod 37 connected with the abutting rod 36 towards the inner side simultaneously, the supporting column 39 moves synchronously along the upper end of the base platform 1 along with the transverse rod 38 and the longitudinal rod 37, the space volume formed by the transverse rod 38 and the longitudinal rod 37 is gradually reduced until the transverse rod 38 and the longitudinal rod 37 are matched and clamped with the transformer, the periphery of the transformer is protected, then the stopping claw 32 is tightened towards the inner side in a manual mode to be clamped in the annular groove, the stopping claw 32 is tightly connected through the clamping pin 33, the circular table 31 is fixed under the matching of the stopping claw 32 and the clamping pin 33, then the U-shaped frame plate 2 with the base platform 1 and the transformer are hoisted to the installation position together in a mechanical mode, meanwhile, the electric pole is positioned in the annular structure formed by the embracing ring 20, the returning plate 21 is positioned on the embracing ring 20 and the embracing ring 20 is, until the embracing ring 20 is tightly sleeved on the electric pole, welding or threaded connection processing is carried out between the U-shaped frame plate 2 and the electric pole mounting position point by a manual mode, the cooperation between the embracing ring 20 and the circular shaping plate 21 can play a role of assisting and fixing the connection between the U-shaped plate and the electric pole, finally, welding or threaded connection processing is carried out between the U-shaped frame plate 2 and the mounting position point by a manual mode, the fan blade 352 carries out autorotation motion under the blowing of wind power, so that the air flowing speed around the transformer is improved, further the integral heat dissipation degree of the transformer is favorably improved, when the weather is in severe conditions and the like, the clamp 313 is driven by the electric slide block 314 to move along the L-shaped rod 310, the shielding plate roll 312 carries out synchronous unreeling motion under the driving of the clamp 313 until the unreeling position of the shielding plate roll 312 wraps the periphery of the transformer, and the transformer is in a semi-, the shutter roll 312, the cooperation motion between electronic slider 314 and the splint 313 can play the effect of protection and separation external influence factor to the transformer, drive riser 31b along the long-end simultaneous movement of L type pole 310 through electronic slider 31a No. two, riser 31b drives and colludes brush 31c simultaneous movement, collude brush 31c and can clear up expansion bracket 370, cause the hidden danger that the transformer has trouble scheduling problem to the hook debris that avoid expansion bracket 370 surface to appear, and then can realize the guard objective to the transformer.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a distribution network line transformer safety protection system, includes base frame (1), U type frame plate (2) and outer protective mechanism (3), its characterized in that: the front end and the rear end of the base platform (1) are symmetrically provided with U-shaped frame plates (2), the protruding ends of the U-shaped frame plates (2) are connected in a sliding fit manner, and the upper end of the base platform (1) is provided with an outer protection mechanism (3);
the outer protection mechanism (3) comprises a rotating shaft (30), a circular truncated cone (31), stopping claws (32), clamping pins (33), a connecting rod (34), a vertical plate (35), a pushing rod (36), a longitudinal rod (37), a cross rod (38) and a supporting column (39), wherein a first pin shaft is arranged on the front side of the rotating shaft (30), the upper end of the first pin shaft is connected with the lower end of the circular truncated cone (31), the stopping claws (32) are vertically and symmetrically arranged on the first pin shaft in a sliding fit mode, the rotating shaft (30) is positioned between the stopping claws (32), a ring groove is arranged at the upper end of the rotating shaft (30), the ring groove is connected with the inner side end face of the stopping claw (32) in a sliding fit mode, threaded through holes are formed in the rear end of the stopping claw (32), the clamping pins (33) are connected between the threaded through holes in a threaded fit mode, and a second clamping pin (33) is arranged, the second pin shafts are evenly distributed along the circumferential direction of the circular truncated cone (31), the rotating shaft (30) and the stopping claw (32) are located on the inner sides of the second pin shafts, the lower ends of the second pin shafts are provided with connecting rods (34) in a sliding fit mode, the outer ends of the connecting rods (34) are provided with third pin shafts in a sliding fit mode, the upper ends of the third pin shafts are connected with the lower ends of vertical plates (35), abutting rods (36) are symmetrically arranged on the upper and lower sides of the inner ends of the vertical plates (35), one ends of the abutting rods (36) are connected with the outer ends of the longitudinal rods (37) in a sliding fit mode, the other ends of the abutting rods (36) are connected with the outer ends of the transverse rods (38) in a sliding fit mode, included angles between the abutting rods (36) and the longitudinal rods (37) and the transverse rods (38) are 45 degrees, the longitudinal rods (37) are connected with the transverse rods (38) in a sliding fit mode, and included, support columns (39) are installed in the middle of the lower end face of a vertical plate (35) lower end longitudinal rod (37) and the middle of the lower end face of a vertical plate (35) lower end transverse rod (38), the lower ends of the support columns (39) are connected with the upper end of the base platform (1) in a sliding fit mode, and the support columns (39) are located on the outer side of the circular truncated cone (31).
2. The safety protection system for the power distribution network transformer of claim 1, wherein: the utility model discloses a structure of base platform, including base platform, U type frame plate (2), boss (10) are installed to both ends symmetry around base platform (1), link to each other through the sliding fit mode between the indent terminal surface of boss (10) and U type frame plate (2), the rectangle recess has been seted up to the upper and lower both ends face symmetry of boss (10), compression spring (11) are installed to turning right equidistance from a left side to the inner diapire of rectangle recess, the outside end of compression spring (11) links to each other with the medial extremity of base plate (12), the up end of base plate (12) is turned right equidistance from a left side and is installed the card teeth of a cogwheel (13), the outside of card teeth of a cogwheel (13) is turned right equidistance from a left side and is provided with ends teeth of a cogwheel (14), it links to each other through the sliding fit mode between ends.
3. The safety protection system for the power distribution network transformer of claim 1, wherein: u type frame plate (2) control indent terminal surface symmetry install and embrace ring (20), embrace ring (20) and be the elastic material, link to each other through the sliding fit method between preceding just relative embracing ring (20), install back template (21) through the sliding fit mode between preceding just relative embracing ring (20).
4. The safety protection system for the power distribution network transformer of claim 1, wherein: the utility model discloses a telescopic rack, including vertical pole (37), telescopic rack (370), horizontal direction is followed to the flexible direction of telescopic rack (370), telescopic rack (370) are located the outside of horizontal pole (38), otic placode (371) are installed to both ends symmetry about telescopic rack (370), otic placode (371) are arranged from top to bottom, the outside end of otic placode (371) links to each other with the medial surface of vertical pole (37).
5. The safety protection system for the power distribution network transformer of claim 1, wherein: l-shaped rods (310) are arranged above and below the circular truncated cone (31), the L-shaped rods (310) are arranged at equal intervals in the clockwise direction, an included angle between every two adjacent L-shaped rods (310) in the horizontal direction is 90 degrees, one end of each L-shaped rod (310) on the front side and the rear side above the circular truncated cone (31) is connected with the outermost end of the cross rod (38), one end of each L-shaped rod (310) on the left side and the right side above the circular truncated cone (31) is connected with the outermost end of the longitudinal rod (37), the L-shaped rods (310) are connected with the cross rod (38) and connected with the L-shaped rods (310) and the longitudinal rod (37) in a staggered arrangement state, ear seats (311) are arranged on the outer side end face of the short end of each L-shaped rod (310), four pin shafts are arranged between the upper and lower opposite ear seats (311), plate rolls (312) are arranged on the four pin shafts in a sliding fit mode, and clamping plates (313) are, the outer side end of the clamping plate (313) is connected with the first electric sliding block (314), the first electric sliding block (314) is connected with the long end of the L-shaped rod (310) in a sliding fit mode, and the first electric sliding block (314) is perpendicular to the ear seat (311).
6. The safety protection system for the power distribution network transformer of claim 5, wherein: the end face of the inner side of the long end of the L-shaped rod (310) is provided with a second electric sliding block (31a) in a sliding fit mode, a vertical plate (31b) is connected between the end faces of the second electric sliding blocks (31a) which are opposite vertically, hook brushes (31c) are installed on the end face of the inner side of the vertical plate (31b) at equal intervals from top to bottom, and the end face of the inner side of each hook brush (31c) is connected with the telescopic frame (370) in a sliding fit mode.
7. The safety protection system for the power distribution network transformer of claim 1, wherein: the middle part of riser (35) upper end horizontal pole (38) all install the looks isostructure with the middle part of riser (35) upper end vertical pole (37), wherein the mid-mounting of riser (35) upper end horizontal pole (38) has connecting plate (350), cylinder (351) are installed to the outside terminal surface lower extreme of connecting plate (350), fan leaf (352) are installed through the sliding fit mode to the outside end of cylinder (351), fan leaf (352) are located the top of riser (35) lower extreme horizontal pole (38).
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