CN108843128A - A kind of protective device based on high-voltage power distribution equipment - Google Patents

Abstract

The invention discloses a kind of protective devices based on high-voltage power distribution equipment, its structure includes rainhat, transparent windows, distribution equipments security door, product nameplate, antitheft door self-locking device, cable mounting hole, equipment holder, protective device main body, safety lock, the present invention realizes the protective device based on high-voltage power distribution equipment by being equipped with antitheft door self-locking device, the distribution equipments security door of the protective device of high-voltage power distribution equipment can be automatically closed after operator checks, avoid the dust in air enter inside equipment with it is rainy when rainwater enter inside protective device and damage controller switching equipment, extend the service life of high-voltage power distribution equipment, improve device practicability.

Description

A kind of protective device based on high-voltage power distribution equipment

Technical field

The present invention is a kind of protective device based on high-voltage power distribution equipment, belongs to protective device field.

Background technique

High voltage power distributing cabinet refers to for playing on-off, control in electric system power generation, transmission of electricity, distribution, electric energy conversion and consumption Or protection the effects of, voltage class 10kV-550kV electric product, mainly include high-voltage circuitbreaker, high voltage isolator with Earthing switch, high voltage load switch, high pressure automatic reclosing and sectionaliser, high-voltage actuating mechanism, high voltage explosion-proof power distribution device and height Compress switch several major class such as cabinet, but prior art construction is simple, and traditional protective device operator based on high-voltage power distribution equipment beats It opens security door to check out, can not automatically close security door, if operator forgets to close not in time, the dust in air can enter Inside equipment, and rainwater enters inside protective device and damages controller switching equipment when raining, and the practicability is poor for device.

Summary of the invention

In view of this, the embodiment of the invention provides a kind of protective device based on high-voltage power distribution equipment, it is antitheft to improve Door can not be automatically closed, if operator forgets to close not in time, the dust in air can enter equipment inside, and rain when rainwater Damage controller switching equipment inside into protective device, the device deficiency that the practicability is poor.

To achieve the goals above, the present invention is to realize by the following technical solutions：One kind is set based on high voltage power distribution Standby protective device, structure include rainhat, transparent windows, distribution equipments security door, product nameplate, the self-locking dress of security door It sets, cable mounting hole, equipment holder, protective device main body, safety lock, the rainhat is welded in protective device main body Top, the distribution equipments security door are set there are two being respectively arranged in protective device main body front upper and lower ends, the antitheft peace Full lock is nested in distribution equipments security door front right end, and product nameplate back side glue connection is connected to distribution equipments security door front, The antitheft door self-locking device is installed in protective device main body and is mechanically connected with distribution equipments security door bottom surface, the cable Mounting hole is equidistantly uniformly distributed in protective device body floor, and the equipment holder sets there are two and is respectively welded and fills in protection The main body back side is set, the transparent windows are nested among the distribution equipments security door of protective device main body upper front, described Antitheft door self-locking device is by self-locking device shell, gear transmission structure, security door linkage, self-locking fixing knot structure, normally opened control Button processed, self-locking structure, slewing gear composition, the self-locking device housing bolts are fixed on bottom in protective device main body Face, the security door linkage are nested in the lower left corner in self-locking device shell and are welded on one with distribution equipments security door bottom surface It rises, the gear transmission structure is mechanically connected to above security door linkage, and the slewing gear is located at gear drive On the right side of structure, the self-locking structure is installed below slewing gear, and the normally opened control button is nested in outside self-locking device On the right side of shell, the self-locking fixing knot structure is mechanically connected on the left of normally opened control button.

Further, the gear transmission structure is by first gear connecting rod, the first transmission gear, second gear connecting rod, company Bar drive block composition, first transmission gear are welded in the upper left corner in self-locking device shell, first gear connecting rod left end It is fixed together with the first transmission gear front bolt, right end is nested together with slewing gear, the connecting rod drive block It nests together below the first transmission gear and with security door linkage, is passed at the top of the second gear connecting rod with first Moving gear front is mechanically coupled together, and bottom is fixed together with connecting rod drive block right end bolt.

Further, the security door linkage is joined by connecting rod guide pad, shrinking connecting-rod, the second transmission gear, gear Motion block, security door toothed disc composition, the security door toothed disc be nested in distribution equipments security door bottom and with outside self-locking device Shell lower left corner mechanical connection, second transmission gear are welded in self-locking device outer casing bottom and mutually nibble with security door toothed disc It closes, the gear-linked block nesting is fixed under connecting rod drive block in the second transmission gear front, the connecting rod guide pad bolt Side, the shrinking connecting-rod bottom link together with gear-linked block top mechanism, and top passes through connecting rod guide pad and and connecting rod Drive block nests together.

Further, the self-locking fixing knot structure is by fixing rod guide, fixed link, wraping plate main body, wraping plate support base, metal Memory spring composition, the wraping plate support base bolt are fixed on self-locking device shell inner bottom surface, and the wraping plate main body, which is installed on, sticks up At the top of plate support base and right end and normally opened control button are mechanically connected, and the fixed rod guide is located at below self-locking structure, described Fixed link is installed among fixed rod guide front and cooperates with fixed link guide clearance, and the metal memory spring, which is nested in, to be stuck up It is closely packed together on the right side of plate body floor and with self-locking device outer casing inner wall.

Further, the normally opened control button is linked by the first slide guide wheel, slide block guide rail, control button main body, button Gear, gear drive sliding block, rope fixed ring, drag rope, the second slide guide wheel composition, the first slide guide wheel are located at wraping plate master On the right side of body, the button linkage gear is welded in the lower right corner in self-locking device shell, and the control button main body is welded in button Simultaneously pass through self-locking device shell right lateral surface on the right side of linkage gear, the slide block guide rail be installed on the left of button linkage gear and with Fixed rod guide is parallel to each other, and the gear drive sliding block is nested on the right side of slide block guide rail and mutually nibbles with button linkage gear It closes, the second slide guide wheel mechanical is connected to the upper right corner in self-locking device shell, and the rope fixed ring is threadedly connected to gear At the top of driving block, described drag rope one end is bundled with rope fixed ring, and the other end bypasses the first slide guide wheel, second Slide guide wheel is simultaneously snapped together with wraping plate main body right end.

Further, the self-locking structure is made of sliding push-pull bar, self-locking spring, the fixed guide rail of push-pull rod, described to push away The fixed guide rail of pull rod is installed on above wraping plate main body, and the sliding push-pull bar is among the fixed guide rail of push-pull rod and left through being connected to Slewing gear mechanical connection is held, the self-locking spring is nested on the right side of the fixed guide rail of push-pull rod between sliding push-pull bar.

Further, the slewing gear is slided by oscillating rod, the first driving sliding block, sliding block fixing seat, the second driving Block, slide block connecting rod composition, the sliding block cage bolt are fixed on the right side of the first transmission gear, and the first driving sliding block is nested It is fixed together in sliding block fixing seat front top and with the first transmission gear bolt of gear transmission structure, second driving Sliding block is nested in sliding block fixing seat front bottom and is parallel to each other with the first driving sliding block, and the oscillating rod is installed on sliding block and fixes It is snapped together among seat true face and with the first driving sliding block, the second driving sliding block, the slide block connecting rod vertical welding is in second Below driving sliding block and bottom is fixed together with sliding push-pull bar left end bolt.

Beneficial effect

A kind of protective device based on high-voltage power distribution equipment of the present invention, can not be automatically closed to solve security door, avoid Controller switching equipment damage, after needing operator's opening distribution equipments security door to check, antitheft door self-locking device can make to match Electric equipment security door is automatically closed, and when needing to be overhauled distribution equipments security door long-time opening, passes through normally opened control Button can be such that distribution equipments security door opens for a long time, turn off after maintenance, when operator needs to open controller switching equipment When security door works normally when watching controller switching equipment, distribution equipments security door is opened, and security door toothed disc is with controller switching equipment Security door rotates synchronous rotary, and the second transmission gear is connected on the right side of security door toothed disc, and security door toothed disc drives second to pass Moving gear rotates counterclockwise, and the gear-linked block on the second transmission gear, which synchronizes, to be lifted up, at the top of gear-linked block and flexible Connecting rod connection, shrinking connecting-rod pass through connecting rod guide pad and up push the connecting rod drive block at top, and connecting rod drive block right end is downward Second gear connecting rod is moved and pulled, second gear connecting rod is moved downward, second gear connecting rod drives the first transmission gear suitable Hour hands rotation, the positive first gear connecting rod of the first transmission gear rotates synchronously at this time, and the first of first gear connecting rod thing right end Driving sliding block slides to the right in sliding block fixing seat, and the first driving sliding block drives oscillating rod to turn clockwise in sliding block fixing seat Dynamic, oscillating rod drives the second driving sliding block to connect to sliding, the slide block connecting rod below the second driving sliding block is sat with sliding push-pull bar, Slide block connecting rod drives sliding push-pull bar to be moved to the left along the fixed guide rail of push-pull rod, and deformation occurs for self-locking spring extruding at this time, when After watching, self-locking spring flicks reset, and distribution equipments security door is automatically closed, when needing that distribution equipments security door is long Between open when being overhauled, open distribution equipments security behind the door, control button main body opened up, on the left of control button main body Button linkage gear rotate counterclockwise, button linkage gear drives the gear drive sliding block in left side on slide block guide rail to moving down It is dynamic, rope fixed ring is equipped at the top of slide block guide rail, rope fixed ring drives drag rope to bypass the first slide guide wheel and the second slide guide Wheel pulls downward on wraping plate main body right end, and the fixed link on the left of wraping plate main body moves up along fixed rod guide and passes through sliding Push-pull rod left end prevents self-locking spring from flicking reset, and distribution equipments security door does not turn off at this time, will control after Awaiting Overhaul Button body is closed downwards, and distribution equipments security door is automatically closed after self-locking spring flicks reset, and the present invention is realized based on height The protective device of electric equipment is press-fitted by being equipped with antitheft door self-locking device, the controller switching equipment of the protective device of high-voltage power distribution equipment Security door can be automatically closed after operator checks, avoid the dust in air enter inside equipment with it is rainy when rainwater Controller switching equipment is damaged inside into protective device, extends the service life of high-voltage power distribution equipment, improves device practicability.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of the protective device based on high-voltage power distribution equipment of the present invention.

Fig. 2 is the internal cross section structural schematic diagram of the antitheft door self-locking device of the present invention.

Fig. 3 is the internal structure detailed maps of the antitheft door self-locking device of the present invention.

Fig. 4 is the first operation schematic diagram of the antitheft door self-locking device of the present invention.

Fig. 5 is the second operation schematic diagram of the antitheft door self-locking device of the present invention.

In figure：Rainhat -1, transparent windows -2, distribution equipments security door -3, product nameplate -4, the self-locking dress of security door Set -5, cable mounting hole -6, equipment holder -7, protective device main body -8, safety lock -9, self-locking device shell -501, Gear transmission structure -502, security door linkage -503, self-locking fixing knot structure -504, normally opened control button -505, self-locking knot Structure -506, slewing gear -507, first gear connecting rod -50201, the first transmission gear -50202, second gear connecting rod - 50203, connecting rod drive block -50204, connecting rod guide pad -50301, shrinking connecting-rod -50302, the second transmission gear -50303, tooth Take turns linkage block -50304, security door toothed disc -50305, fixed rod guide -50401, fixed link -50402, wraping plate main body - 50403, wraping plate support base -50404, metal memory spring -50405, the first slide guide wheel -50501, slide block guide rail -50502, control Button body -50503 processed, button linkage gear -50504, gear drive sliding block -50505, rope fixed ring -50506, traction The fixed guide rail-of rope -50507, the second slide guide wheel -50508, sliding push-pull bar -50601, self-locking spring -50602, push-pull rod 50603, oscillating rod -50701, the first driving sliding block -50702, sliding block fixing seat -50703, second drive sliding block -50704, slide Block connecting rod -50705.

Specific embodiment

To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, the figure of Fig. 1~5 The structure for schematically showing the controller switching equipment protective device of one embodiment of the present invention, below with reference to specific embodiment party Formula, the present invention is further explained.

Embodiment

As Figure 1-Figure 5, the present invention provides a kind of protective device based on high-voltage power distribution equipment, and structure includes rain-proof Cap 1, transparent windows 2, distribution equipments security door 3, product nameplate 4, antitheft door self-locking device 5, cable mounting hole 6, equipment are solid Determine frame 7, protective device main body 8, safety lock 9, the rainhat 1 is welded in 8 top of protective device main body, and the distribution is set Standby security door 3 is set there are two the positive upper and lower ends of protective device main body 8 are respectively arranged in, and the safety lock 9, which is nested in, matches 3 front right end of electric equipment security door, 4 back side glue connection of product nameplate are connected to 3 front of distribution equipments security door, the security door Self-locking device 5 is installed in protective device main body 8 and is mechanically connected with 3 bottom surface of distribution equipments security door, the cable mounting hole 6 It is equidistantly uniformly distributed in 8 bottom surface of protective device main body, the equipment holder 7 sets there are two and is respectively welded in protective device master 8 back side of body, the transparent windows 2 are nested among the distribution equipments security door 3 of 8 upper front of protective device main body, described Antitheft door self-locking device 5 is by self-locking device shell 501, gear transmission structure 502, security door linkage 503, self-locking fixing knot Structure 504, normally opened control button 505, self-locking structure 506, slewing gear 507 form, 501 bolt of self-locking device shell It is fixed on 8 inner bottom surface of protective device main body, the security door linkage 503 is nested in the lower left corner in self-locking device shell 501 And weld together with 3 bottom surface of distribution equipments security door, the gear transmission structure 502 is mechanically connected to security door linkage 503 tops, the slewing gear 507 are located at 502 right side of gear transmission structure, and the self-locking structure 506 is installed on revolution 507 lower section of transmission device, the normally opened control button 505 are nested in 501 right side of self-locking device shell, the self-locking fixing knot structure 504 are mechanically connected to normally opened 505 left side of control button, and the gear transmission structure 502 is by first gear connecting rod 50201, first Transmission gear 50202, second gear connecting rod 50203, connecting rod drive block 50204 form, and first transmission gear 50202 welds In the upper left corner in self-locking device shell 501,50201 left end of first gear connecting rod and 50202 front spiral shell of the first transmission gear Bolt is fixed together, and right end is nested together with slewing gear 507, and the connecting rod drive block 50204 is located at the first transmission 50202 lower section of gear is simultaneously nested together with security door linkage 503,50203 top of second gear connecting rod and first 50202 front of transmission gear is mechanically coupled together, and bottom is fixed together with 50204 right end bolt of connecting rod drive block, described Security door linkage 503 is by connecting rod guide pad 50301, shrinking connecting-rod 50302, the second transmission gear 50303, gear-linked block 50304, security door toothed disc 50305 forms, and the security door toothed disc 50305 is nested in 3 bottom of distribution equipments security door simultaneously It is mechanically connected with 501 lower left corner of self-locking device shell, second transmission gear 50303 is welded in 501 bottom of self-locking device shell Portion is simultaneously intermeshed with security door toothed disc 50305, and the gear-linked block 50304 is being nested in the second transmission gear 50303 just Face, 50301 bolt of connecting rod guide pad are fixed on 50204 lower section of connecting rod drive block, 50302 bottom of shrinking connecting-rod and tooth Wheel 50304 top mechanism of linkage block links together, and top passes through connecting rod guide pad 50301 and embedding with connecting rod drive block 50204 It is nested together, the self-locking fixing knot structure 504 is by fixed rod guide 50401, fixed link 50402, wraping plate main body 50403, wraping plate Support base 50404, metal memory spring 50405 form, and 50404 bolt of wraping plate support base is fixed on self-locking device shell 501 inner bottom surfaces, the wraping plate main body 50403 are installed on the top of wraping plate support base 50404 and right end and normally opened 505 machine of control button Tool connection, the fixed rod guide 50401 are located at 506 lower section of self-locking structure, and the fixed link 50402 is installed on fixed rod guide 50401 fronts it is intermediate and with fixed 50401 clearance fit of rod guide, the metal memory spring 50405 is nested in wraping plate main body It is closely packed together on the right side of 50403 bottom surfaces and with 501 inner wall of self-locking device shell, the normally opened control button 505 is by the first slide guide Wheel 50501, slide block guide rail 50502, control button main body 50503, button linkage gear 50504, gear drive sliding block 50505, Rope fixed ring 50506, drag rope 50507, the second slide guide wheel 50508 composition, the first slide guide wheel 50501 are located at wraping plate 50403 right side of main body, the button linkage gear 50504 are welded in the lower right corner in self-locking device shell 501, the control button Main body 50503 is welded in 50504 right side of button linkage gear and passes through 501 right lateral surface of self-locking device shell, and the sliding block is led Rail 50502 is installed on 50504 left side of button linkage gear and is parallel to each other with fixed rod guide 50401, and the gear drive is sliding Block 50505 is nested in 50502 right side of slide block guide rail and is intermeshed with button linkage gear 50504, the second slide guide wheel 50508 are mechanically connected to the upper right corner in self-locking device shell 501, and the rope fixed ring 50506 is threadedly connected to gear drive 50505 top of sliding block, described 50507 one end of drag rope are bundled with rope fixed ring 50506, and the other end bypasses first Slide guide wheel 50501, the second slide guide wheel 50508 are simultaneously snapped together with 50403 right end of wraping plate main body, the self-locking structure 506 by The fixed guide rail 50603 of sliding push-pull bar 50601, self-locking spring 50602, push-pull rod forms, the fixed guide rail 50603 of the push-pull rod It is installed on 50403 top of wraping plate main body, the sliding push-pull bar 50601 is fixed among guide rail 50603 through push-pull rod is connected to And left end slewing gear 507 is mechanically connected, the self-locking spring 50602 is nested in fixed 50603 right side of guide rail of push-pull rod Between sliding push-pull bar 50601, the slewing gear 507 drives sliding block 50702, sliding block by oscillating rod 50701, first Fixing seat 50703, second drives sliding block 50704, slide block connecting rod 50705 to form, and 50703 bolt of sliding block fixing seat is fixed on The right side of first transmission gear 50202, the first driving sliding block 50702 be nested in 50703 front top of sliding block fixing seat and with 50202 bolt of the first transmission gear of gear transmission structure 502 is fixed together, and the second driving sliding block 50704 is nested in The positive bottom of sliding block fixing seat 50703 is simultaneously parallel to each other with the first driving sliding block 50702, and the oscillating rod 50701 is installed on cunning Sliding block 50704 is driven to snap together among 50703 true face of block fixing seat and with the first driving sliding block 50702, second, the cunning 50705 vertical welding of block connecting rod is below the second driving sliding block 50704 and bottom is fixed with 50601 left end bolt of sliding push-pull bar Together.

Can not be automatically closed to solve security door, controller switching equipment is avoided to damage, when need operator open controller switching equipment After security door 3 is checked, antitheft door self-locking device 5 can be such that distribution equipments security door 3 is automatically closed, when needing to set distribution Standby security door 3 is opened for a long time when being overhauled, and can make 3 long-time of distribution equipments security door by normally opened control button 505 It opens, is turned off after maintenance.

Specifically, when operator needs to open and work normally when distribution equipments security door 3 watches controller switching equipment, distribution Theft protection for devices door 3 is opened, and security door toothed disc 50305 rotates synchronous rotary, the second transmission gear with distribution equipments security door 3 50303 are connected to 50305 right side of security door toothed disc, and security door toothed disc 50305 drives the second transmission gear 50303 counterclockwise Rotation, the gear-linked block 50304 on the second transmission gear 50303, which synchronizes, to be lifted up, 50304 top of gear-linked block with stretch Contracting connecting rod 50302 connects, and shrinking connecting-rod 50302 passes through connecting rod guide pad 50301 and up pushes away the connecting rod drive block 50204 at top Dynamic, 50204 right end of connecting rod drive block moves down and pulls second gear connecting rod 50203, keeps second gear connecting rod 50203 downward Movement, second gear connecting rod 50203 drive the first transmission gear 50202 to rotate clockwise, and the first transmission gear 50202 is being just at this time The first gear connecting rod 50201 in face rotates synchronously, and the first driving sliding block 50702 of 50201 thing right end of first gear connecting rod is in cunning It is slided to the right in block fixing seat 50703, the first driving sliding block 50702 drives oscillating rod 50701 suitable in sliding block fixing seat 50703 Hour hands rotation, oscillating rod 50701 drive the second driving sliding block 50704 to slide to seat, the sliding block of 50704 lower section of the second driving sliding block Connecting rod 50705 is connect with sliding push-pull bar 50601, and slide block connecting rod 50705 drives sliding push-pull bar 50601 to fix along push-pull rod Guide rail 50603 is moved to the left, and deformation occurs for the extruding of self-locking spring 50602 at this time, after watching, 50602 bullet of self-locking spring Reset is opened, distribution equipments security door 3 is automatically closed.

Specifically, when need for a long time to open distribution equipments security door 3 overhauled when, open distribution equipments security door After 3, control button main body 50503 is opened up, 50504 inverse time of button linkage gear in 50503 left side of control button main body Needle rotation, button linkage gear 50504 drive the gear drive sliding block 50505 in left side to move down on slide block guide rail 50502, Rope fixed ring 50506 is equipped at the top of slide block guide rail 50502, rope fixed ring 50506 drives drag rope 50507 to bypass first Slide guide wheel 50501 pulls downward on 50403 right end of wraping plate main body with the second slide guide wheel 50508, and 50403 left side of wraping plate main body is consolidated Fixed pole 50402 moves up along fixed rod guide 50401 and passes through 50601 left end of sliding push-pull bar, prevents self-locking spring 50602 flick reset, and distribution equipments security door 3 does not turn off at this time, after Awaiting Overhaul that control button main body 50503 is downward It closes, distribution equipments security door 3 is automatically closed after self-locking spring 50602 flicks reset.

In some embodiments, the first slide guide wheel 50501 and the second slide guide wheel 50508 can make drag rope 50507 Stiction is generated when pulling, avoids that sliding friction occurs, extends 50507 service life of drag rope.

In some embodiments, metal memory spring 50405 can make the drag rope of 50403 right end of wraping plate main body 50507 keep certain Zhang Jindu with rope fixed ring 50506, and 50507 long-time of drag rope is avoided to drop using rear elasticity It is low to lead to 50403 operation irregularity of wraping plate main body.

The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (7)

1. a kind of protective device based on high-voltage power distribution equipment, structure includes that rainhat (1), transparent windows (2), distribution are set Standby security door (3), product nameplate (4), antitheft door self-locking device (5), cable mounting hole (6), equipment holder (7), protection dress Set main body (8), safety lock (9), it is characterised in that：

The rainhat (1) is welded at the top of protective device main body (8), and the distribution equipments security door (3) sets that there are two respectively The positive upper and lower ends of protective device main body (8) are installed on, the safety lock (9) is being nested in distribution equipments security door (3) just Face right end, product nameplate (4) back side glue connection are connected to distribution equipments security door (3) front, the antitheft door self-locking device (5) It is installed in protective device main body (8) and is mechanically connected with distribution equipments security door (3) bottom surface, described cable mounting hole (6) etc. Away from protective device main body (8) bottom surface is uniformly distributed in, the equipment holder (7) sets there are two and is respectively welded in protective device Main body (8) back side, the transparent windows (2) are nested in the distribution equipments security door (3) of protective device main body (8) upper front It is intermediate；

The antitheft door self-locking device (5) is by self-locking device shell (501), gear transmission structure (502), security door linkage (503), self-locking fixing knot structure (504), normally opened control button (505), self-locking structure (506), slewing gear (507) group At self-locking device shell (501) bolt is fixed on protective device main body (8) inner bottom surface, the security door linkage (503) it is nested in the interior lower left corner of self-locking device shell (501) and welds together with distribution equipments security door (3) bottom surface, it is described Gear transmission structure (502) is mechanically connected to above security door linkage (503), and the slewing gear (507) is located at On the right side of gear transmission structure (502), the self-locking structure (506) is installed below slewing gear (507), the normally opened control Button (505) processed is nested on the right side of self-locking device shell (501), and the self-locking fixing knot structure (504) is mechanically connected to normally opened control On the left of button (505) processed.

2. a kind of protective device based on high-voltage power distribution equipment according to claim 1, it is characterised in that：The gear passes Structure (502) are moved by first gear connecting rod (50201), the first transmission gear (50202), second gear connecting rod (50203), connecting rod Drive block (50204) composition, first transmission gear (50202) is welded in self-locking device shell (501) interior upper left corner, described First gear connecting rod (50201) left end is fixed together with the first transmission gear (50202) front bolt, and right end and revolution are driven Device (507) nests together, the connecting rod drive block (50204) be located at below the first transmission gear (50202) and with it is antitheft Door linkage device (503) nests together, at the top of the second gear connecting rod (50203) just with the first transmission gear (50202) Face is mechanically coupled together, and bottom is fixed together with connecting rod drive block (50204) right end bolt.

3. a kind of protective device based on high-voltage power distribution equipment according to claim 2, it is characterised in that：The security door Linkage (503) is by connecting rod guide pad (50301), shrinking connecting-rod (50302), the second transmission gear (50303), gear-linked Block (50304), security door toothed disc (50305) composition, the security door toothed disc (50305) are nested in distribution equipments security door (3) bottom and with self-locking device shell (501) lower left corner be mechanically connected, second transmission gear (50303) is welded in self-locking Crust of the device (501) bottom is simultaneously intermeshed with security door toothed disc (50305), and the gear-linked block (50304) is nested in Second transmission gear (50303) front, connecting rod guide pad (50301) bolt are fixed below connecting rod drive block (50204), Shrinking connecting-rod (50302) bottom links together with gear-linked block (50304) top mechanism, and top is oriented to across connecting rod Block (50301) is simultaneously nested together with connecting rod drive block (50204).

4. a kind of protective device based on high-voltage power distribution equipment according to claim 1, it is characterised in that：It is described to lock certainly Structure (504) is determined by fixed rod guide (50401), fixed link (50402), wraping plate main body (50403), wraping plate support base (50404), metal memory spring (50405) forms, and wraping plate support base (50404) bolt is fixed on self-locking device shell (501) inner bottom surface, the wraping plate main body (50403) is installed at the top of wraping plate support base (50404) and right end is pressed with normally opened control Button (505) mechanical connection, the fixed rod guide (50401) are located at below self-locking structure (506), the fixed link (50402) Be installed on fixed rod guide (50401) front it is intermediate and with fixed rod guide (50401) clearance fit, the metal memory spring (50405) it is nested on the right side of wraping plate main body (50403) bottom surface and is closely packed together with self-locking device shell (501) inner wall.

5. a kind of protective device based on high-voltage power distribution equipment according to claim 1 or 4, it is characterised in that：It is described normal Control button (505) is opened to be joined by the first slide guide wheel (50501), slide block guide rail (50502), control button main body (50503), button Moving gear (50504), gear drive sliding block (50505), rope fixed ring (50506), drag rope (50507), the second slide guide (50508) composition is taken turns, the first slide guide wheel (50501) is located on the right side of wraping plate main body (50403), the button linkage gear (50504) it is welded in self-locking device shell (501) interior lower right corner, the control button main body (50503) is welded in button linkage On the right side of gear (50504) and self-locking device shell (501) right lateral surface is passed through, the slide block guide rail (50502) is installed on button It is parallel to each other on the left of linkage gear (50504) and with fixed rod guide (50401), the gear drive sliding block (50505) is nested It is intermeshed on the right side of slide block guide rail (50502) and with button linkage gear (50504), the second slide guide wheel (50508) machine Tool is connected to self-locking device shell (501) interior upper right corner, and the rope fixed ring (50506) is threadedly connected to gear drive sliding block (50505) top, described drag rope (50507) one end bundles with rope fixed ring (50506), and the other end bypasses the One slide guide wheel (50501), the second slide guide wheel (50508) are simultaneously snapped together with wraping plate main body (50403) right end.

6. a kind of protective device based on high-voltage power distribution equipment according to claim 1 or 4, it is characterised in that：It is described from Lock construction (506) is made of sliding push-pull bar (50601), self-locking spring (50602), push-pull rod fixed guide rail (50603), described Push-pull rod fixed guide rail (50603) is installed on above wraping plate main body (50403), and the sliding push-pull bar (50601) is through connection In push-pull rod fixed guide rail (50603), intermediate and left end slewing gear (507) is mechanically connected, the self-locking spring (50602) it is nested on the right side of push-pull rod fixed guide rail (50603) between sliding push-pull bar (50601).

7. a kind of protective device based on high-voltage power distribution equipment according to claim 1 or 2, it is characterised in that：Described time Turn transmission device (507) by oscillating rod (50701), the first driving sliding block (50702), sliding block fixing seat (50703), the second driving Sliding block (50704), slide block connecting rod (50705) composition, sliding block fixing seat (50703) bolt are fixed on the first transmission gear (50202) right side, first driving sliding block (50702) are nested in sliding block fixing seat (50703) front top and pass with gear First transmission gear (50202) bolt of dynamic structure (502) is fixed together, and second driving sliding block (50704) is nested in Sliding block fixing seat (50703) front bottom is simultaneously parallel to each other with the first driving sliding block (50702), oscillating rod (50701) peace It is fastened loaded on sliding block fixing seat (50703) true face centre and with the first driving sliding block (50702), the second driving sliding block (50704) Together, slide block connecting rod (50705) vertical welding is in the second driving sliding block (50704) lower section and bottom and sliding push-pull bar (50601) left end bolt is fixed together.