CN207283022U - The drawer structure of switchgear - Google Patents

Abstract

The utility model discloses a kind of drawer structure of switchgear,Including cabinet and the drawer body being arranged in cabinet,Operating assembly is provided with drawer body,The operating assembly includes propulsive mechanism,Locking mechanism and indication mechanism,Propulsive mechanism includes the rotation screw rod being arranged in drawer body,Contact pushing block and screwed contact push plate,Contact pushing block is fixed or is wholely set with contact push plate,Screw rod is rotated to be rotatably arranged in drawer body,Screw rod is rotated to set with contact push plate screw thread,Rotate screw rod and rotate band moving contact push plate and the movement of contact pushing block,It is provided with drawer body for driving the handle for rotating screw rod and rotating,The locking mechanism includes the securing rod for being arranged on the lock hole rotated on screw rod outer circumferential surface and the spacing cooperation of grafting being formed with lock hole,Lock hole is set along the axially spaced-apart for rotating screw rod,Securing rod is set with contact push plate linkage,When securing rod, which is moved to, to align with lock hole,Securing rod forms mating with lock hole.

Description

The drawer structure of switchgear

Technical field

A kind of switchgear is the utility model is related to, particularly relates to the drawer structure of switchgear.

Background technology

At present, switchgear is a kind of electrical equipment, main function be generated electricity in electric system, transmitted electricity, distribution and electricity During changing, folding, control and protection electrical equipment are carried out.All size model different pumping is set on switchgear Drawer, sets different circuit controllers in each drawer respectively, so as to carry out master control to circuit by switchgear.

Drawer structure generally includes drawer body, operating assembly and control assembly, and control assembly includes main circuit and detection Circuit, operating assembly includes the contact push plate that can be connected with main circuit and the contact pushing block that can be connected with detection circuit, existing In technology, contact push plate and contact pushing block are fixedly connected with drawer body, and contact push plate is used for realization the conducting work of main circuit Make, contact pushing block is used for realization the ON operation of detection circuit, between operating assembly and control assembly there are three kinds of positions to coordinate Relation, is respectively separation point position, testing position and link position, separation point position is contact push plate is disconnected with main circuit, contact pushes away Block is disconnected with detection circuit, as complete idle position, and the operations such as the body that can pull the drawer out carries out maintenance, avoid triggering and endanger Danger, testing position disconnects for contact push plate and main circuit, contact pushing block is connected with detection circuit, a connection detection circuit, can be with Used as test, be also called test mode, link position connects for contact push plate with main circuit, contact pushing block and detection circuit Disconnect, main circuit be in can fully switched on work state, can work normally after combined floodgate, also be called on-position, it is existing Technology is to realize the change of three kinds of positions by mobile drawer body, when being particularly separation point position and testing position, drawer sheet Body is in opening completely or semi-open state, this is allowed for during use there are security risk, while integral protection Grade is not also high, easily so that dust or other impurities enter drawout cubicle, reduces the service life of equipment.

The content of the invention

For overcome the deficiencies in the prior art, the utility model provides a kind of drawer structure of switchgear, its structure is closed Reason, meets the interlock requirement of switchgear, and can change contact push plate in the case where not pulling out whole drawer body and touch The position of head pushing block.

To achieve these goals, the technical solution adopted in the utility model is：A kind of drawer structure of switchgear, including Cabinet and the drawer body being arranged in cabinet, are provided with operating assembly in drawer body, the operating assembly includes pusher Structure, locking mechanism and indication mechanism, propulsive mechanism include being arranged on rotation screw rod in drawer body, contact pushing block and with spiral shell The contact push plate of line, contact pushing block are fixed or are wholely set with contact push plate, are rotated screw rod and are rotatably arranged in drawer body, turn Dynamic screw rod is set with contact push plate screw thread, rotates screw rod rotation band moving contact push plate and contact pushing block moves, set on drawer body It is equipped with for driving the handle for rotating screw rod and rotating, the locking mechanism includes the locking for being arranged on and rotating on screw rod outer circumferential surface Hole and the securing rod that the spacing cooperation of grafting can be formed with lock hole, lock hole are set along the axially spaced-apart for rotating screw rod, securing rod Link and set with contact push plate, when securing rod, which is moved to, to align with lock hole, securing rod forms mating, pumping with lock hole The mechanism that unlocks of the lock fit of unlock bar and lock hole is additionally provided with drawer body, the operating assembly further includes The position-limit mechanism for preventing drawer body from extracting out.

In above-mentioned technical proposal, mounting base is provided with drawer body, bossed cover board is set on mounting base, is pacified The gap filled between bottom plate and cover board forms installation cavity, rotates screw rod and is arranged in the installation cavity, rotates the both ends difference of screw rod Cover board is extended outwardly through, screw rod is rotated and is rotatably assorted with cover board composition, the outer end for rotating screw rod is connected with handle, and the inner is with setting Baffle connection on the cover board is put, baffle is vertically arranged with mounting base, is rotated screw rod and is rotatably arranged on baffle, rotates screw rod On be provided with and form the bulge loop for limiting and coordinating with cover board and baffle respectively, rotation screw rod is rotated immovable, preferably Lock hole is three, and three corresponding separation, experiment and connection positions, can thus ensure that contact push plate and contact pushing block stop respectively The position of separation or experiment or connection is stayed in, will not arbitrarily be moved, makes connection more stable and reliable, avoids the occurrence of security incident, is locked Fixed pole is mating through cover board and lock hole, and the slot hole for securing rod movement is provided with cover board, and securing rod is formed with slot hole It is oriented to sliding to coordinate, pushnut is provided with contact push plate, contact push plate is fixedly connected with pushnut, rotates screw rod with pushing away Connected into nut thread, the bottom plate of contact push plate and drawer body, which is formed, is oriented to sliding cooperation, and playing prevents contact push plate from rotating Effect, thus can rotate screw rod rotate in the case of, with moving contact push plate along rotate screw rod axial movement, handle One end be connected with rotating screw rod, the other end stretches out drawer body, is driven convenient for users to gripping, contact pushing block and contact push plate Fixed setting, is moved with the movement of contact push plate, and contact push plate thus can be achieved without mobile drawer body and touch The movement of head pushing block, improves safe class, avoids dust and other impurities from entering in drawer body, the setting of position-limit mechanism can prevent from taking out Drawer body is drawn out in use, is avoided pulling out drawer body in the case where no power-off or contact push plate connect, is carried High security.

Further as the utility model is set, and the indication mechanism includes displaying block, swing arm and drive block, wherein putting One end of arm is rotatably arranged in drawer body, the other end and displaying block one or is fixedly connected, and is tiltedly installed with and is led in swing arm To groove, one end of drive block is connected in contact push plate, and the other end is placed in guide groove, and drive block is formed to be oriented to guide groove and slided Move and set, drive block drives swing arm and displaying block to rotate the display for realizing propulsive mechanism position.

In above-mentioned technical proposal, the end face camber of preferable displaying block, respectively with separation, experiment on displaying block end face With the printed words of connection, this three groups of printed words are distributed along the moving direction of displaying block, and swing arm is placed in installation cavity, and one end of swing arm rotates Set on the cover board, the other end is connected through cover board with displaying block, and the pilot hole passed through for swing arm, pilot hole are provided with cover board Growth bar shaped, swing arm not only form guiding sliding with pilot hole and coordinate, and the effect that pilot hole also supports swing arm, makes displaying block It will not fall down, drive block is fixed in contact push plate, with contact push plate synchronizing moving, even if contact push plate changes position While putting, the content that displaying block is shown need to only rotate also with change and rotate the i.e. achievable contact push plate of screw rod and displaying block Change, compact-sized, easy to adjust, time saving and energy saving, guide groove is set along the length direction of swing arm, and guide groove is towards a side To being obliquely installed, the inclination of guide groove can be linear or be set in bending or with cambered, and drive block is along rotating The axial movement of screw rod, drive block coordinates with guide groove to be oriented to sliding, so with the movement of drive block, can make swing arm edge The incline direction of guide groove is rotated or along inclined direction rotated backward, and is realized the change in location of displaying block, is set on drawer body There is the window shown for one group of printed words, with the rotation of displaying block, separation, experiment and connection can align with window respectively, convenient User judges the position of contact push plate, humanization designing, safety coefficient higher.

Further as the utility model is set, and connecting rod is connected with the securing rod, and one end of connecting rod rotates It is arranged on the supporting rod in drawer body and forms connecting pin, the other end is connected with securing rod, and the mechanism that unlocks includes The shaft being arranged in drawer body, is provided with cam corresponding with connecting pin in shaft, first is provided with below connecting pin Resetting spring, shaft, which rotates, makes cam be contradicted with connecting pin, and limiting plate, connecting rod are provided between the supporting rod and securing rod It is threaded through on limiting plate, the elongated slot for connecting rod movement is provided with limiting plate, drive shaft is provided with the drawer body The unlocking knob of rotation.

In above-mentioned technical proposal, supporting rod is set on the cover board, and is threadedly coupled with cover board, is easy for installation and removal, even One end of extension bar is set on supporting rod, and (the first back-moving spring is between connecting rod and cover board and is set on supporting rod, the One resetting spring is tapered, and the less one end in (the first back-moving spring end has uniform force, is unlikely to deform towards connecting rod Advantage, one end of securing rod are pierced by cover board and are connected with connecting rod, supporting rack are provided with above cover board, supporting rack is fixed on cover board On, limiting plate is also secured on cover board, can be wholely set with supporting rack, and the width of elongated slot is adapted to the thickness of connecting rod, Limiting plate forms horizontal guiding cooperation with connecting rod and the spacing cooperation of longitudinal direction, shaft are threaded through on supporting rack, shaft and branch Support is formed to rotate and set, and one end of shaft is pierced by drawer body and is connected with unlocking knob, and connecting rod is located at the lower section of shaft, convex Wheel is fixed in shaft, and setting of aliging with connecting pin, collet head is fixedly installed in contact push plate, securing rod is placed in this Moved with contact push plate in collet head, during initial position, the lug boss of cam is not abutted with connecting rod, and securing rod is in lock hole Lock-out state, when contact push plate needs mobile, rotates unlocking knob, the lug boss of cam is abutted with connecting rod, will connect The end that bar is connected on supporting rod presses down, and tilts securing rod until securing rod departs from lock hole, that is, unlock shape State, then rotates screw rod, the lock hole of current location is deviateed securing rod, i.e. lock hole is not lined up with securing rod, immediately Unlocking knob is decontroled, the connecting pin of connecting rod is jacked up under the action of (the first back-moving spring, and securing rod is pushed and is connected to again On the outer circumferential surface for rotating screw rod, rotation screw rod is rotated further, when securing rod aligns with corresponding lock hole again, securing rod exists The effect of (the first back-moving spring is automatically inserted into lock hole, forms lock fit, completes solution and is locked into locking or is locked to the mistake of unlock Journey, it is easy to operate, it is compact-sized, reduce occupied space.

Further as the utility model is set, and the operating assembly further includes detection switch mechanism, detection switch machine Structure includes the switch member being arranged in drawer body, make contact is provided with switch member, when contact pushing block is moved to and is connected During contact alignment, contact pushing block abuts the conducting for realizing switch member with make contact.

In above-mentioned technical proposal, switch member is fixed on the cover board, and switch member can be that microswitch or other power supplys are opened Close, switch member is for connecting detection circuit, i.e., is connected when contact push plate is in testing position with contact pushing block, contact pushes away Block is fixedly installed with contact push plate, and when contact pushing block is moved to testing position, contact pushing block is abutted with make contact, starts inspection Slowdown monitoring circuit, at this time contact push plate are disconnected with main circuit, functional diversities, safety and reliability.

Further as the utility model is set, and the handle is formed with drawer body and detachably set, drawer body On be provided with the through hole passed through for handle, the operating assembly further includes the catch for being useful for preventing handle and rotating screw rod and connecting Mechanism, catch mechanism include being rotatably arranged on the drive rod that catch in drawer body and driving catch rotate, in drawer body The mounting bracket for catch installation is provided with, the junction of catch and mounting bracket is provided with the first torsional spring, the periphery of the drive rod Abutting block is provided with face, drive rod, which can drive to abut block and rotate, makes abutting block contradict the rotation setting for realizing catch with catch, One end of catch, which is can turn between rotation screw rod and through hole, realizes that the closure of through hole is set.

In above-mentioned technical proposal, preferable through hole is set with rotating screw coaxial, and handle is by the through hole with rotating screw rod Connection, handle when not in use, can be removed, avoid maloperation from security incident occur, and rotating the end set of screw rod has band corner angle Jack, such as triangle jack, corner jack or hexagonal jack, the jack can also be arranged on handle, the end of handle with Jack adaptation composition is mating, and the setting of catch mechanism further increases the safe class of switchgear, and mounting bracket is institute State cover board, contact push plate adjusted to behind desired position, handle can be removed, drive rod rotate make catch one end go to The position of through hole alignment, makes handle can not be connected with rotating screw rod, because the size of through hole is adapted to the size of handle, so catch Be not necessarily required to completely block through hole, only the part of through hole need to be blocked can, when need readjust rotate screw rod when, Rotation of drive rod, makes abutting block not contradicted with catch, and catch resets under the action of the first torsional spring, i.e., the end of catch is deviateed logical Hole, the catch mechanism are mainly used for using during connection status, avoid contact push plate from being moved in connection status, using more pacifying Entirely, prolong the service life.

Further as the utility model is set, and power switch, drive rod and power supply are provided with the drawer body Switch connects and composes linkage and sets, and the catch is set in bending and its angle is acute angle, and the first torsional spring is arranged on the folding of catch Crook, is provided with gag lever post below catch, gag lever post is rotatably arranged on mounting bracket, and the junction of gag lever post and mounting bracket is set The second torsional spring is equipped with, one end of the gag lever post is provided with bevel edge obtuse-angulate with gag lever post or arc side, and the side of gag lever post is set Be equipped with shake-up block, touch block and be arranged in contact push plate, the mobile drive of contact push plate touch block movement realize touch block with tiltedly While or conflict during arc set.

In above-mentioned technical proposal, catch mechanism primarily to avoid de-regulation contact push plate when power on, So catch is linked by drive rod and power switch, when power switch turns to on-position, the end of catch must position In through hole and between rotating screw rod, multiple functions are realized in efficient quick a, operation, reduce component, reduce cost, and catch is into V Font, catch are located at the lower section of drive rod, and the setting of gag lever post is that power switch is arbitrarily rotated in order to prevent, that is, ensures power supply Safety connection, when that need not power on, that is, when testing position and separation point position, gag lever post is located under catch Side, anti-stop tab rotate, that is, prevent power switch from rotating, and when needing to power on, that is, during link position, gag lever post moves Go out the lower section of catch, power switch is arbitrarily rotated, gag lever post is arranged in installation cavity, passes through connecting shaft in the middle part of gag lever post It is connected with cover board or mounting base, the second torsional spring is arranged at connecting shaft, is touched block driving gag lever post and is rotated along connecting shaft, so Achieve that and be synchronized with the movement, ensure the uniformity of each position functions, i.e., each function of each position can be in place in time, carries The fit precision and operating efficiency of high each component, bevel edge or arc side are formed by the chimb for being arranged on gag lever post side, touch block Along the axial movement for rotating screw rod, when contact push plate is moved to link position, touch block and contradicted with bevel edge or arc side, will be spacing Bar has the one end on bevel edge or arc side toward extrapolation, the positive stop end of gag lever post is produced the lower section of catch, when contact push plate is to experiment Or during the movement of separation point position, there is gag lever post the one end on bevel edge or arc side to be drawn close towards block is touched, and make the positive stop end of gag lever post again Positioned at the lower section of catch, the preferable exterior contour camber for touching block, so reduces friction, is moved easily, simple in structure, together Step degree is high, coordinates closer.

Further as the utility model is set, and the shake-up block is made of the contact pushing block, on contact pushing block Detent mechanism is provided with, the detent mechanism includes the spring channels being arranged on contact pushing block and is arranged in spring channels Spring, is provided with positioning plate above contact pushing block, steel ball is provided between positioning plate and spring, is provided with positioning plate and steel The location hole of pearl adaptation, steel ball coordinate as the movement of contact push plate forms flexible clamping with location hole.

In above-mentioned technical proposal, the setting of detent mechanism is to make the position of contact pushing block more accurate, and positioning plate is Cover board, preferable location hole are three, respectively three corresponding separation, experiment and connection positions, when contact pushing block is moved to accordingly Position when, steel ball aligns with location hole, and steel ball is caught in location hole and location hole and forms clamping automatically under the action of the spring matches somebody with somebody Close, when contact pushing block moves, steel ball moves down under the extruding of positioning plate exits location hole, and under the action of the spring with The medial surface of positioning plate abuts, and can be made a sound when also having steel ball to be caught in location hole, play the role of prompting, preferable contact pushes away Block so conveniently abuts with make contact into cylinder, when slipping over make contact, will not produce larger resistance, avoid connecting Contact and contact pushing block are damaged, simple in structure, convenient positioning and releasing positioning, and positioning is more accurate.

Further as the utility model is set, the position-limit mechanism include the limited block being arranged on cabinet inner wall and The swing rod being arranged in drawer body, swing rod are rotatably arranged in drawer body, and one end downward bending of swing rod passes through drawer sheet The bottom plate of body, which is placed in outside drawer body, forms joint end, and joint end forms with limited block and is clamped spacing cooperation, the drawer body Inside it is provided with the actuator of driving joint end retraction drawer body.

In above-mentioned technical proposal, limited block is arranged on cabinet inner wall corresponding with drawer body bottom plate, and limited block is pair It should set, the joint end of swing rod is placed between two limited blocks, and joint end aligns setting with limited block, prevents drawer body to be drawn out Or promote, swing rod can be yi word pattern or L-type, and when swing rod is into yi word pattern, swing rod into being vertically arranged, vertically stretch by swing rod Contracting movement, during locking, joint end moves the bottom plate for stretching out drawer body straight down, during unlock, joint end retraction drawer body, Actuator driving swing rod is retracted, and is stretched out and is driven by resetting structures such as springs, when swing rod l-shaped, swing rod is rotatably arranged on drawer In body, actuator driving swing rod rotates, and joint end is transferred to drawer body, produces drawer body and is driven by resetting structures such as springs It is dynamic, simple in structure, safe operation.

Further as the utility model is set, and the actuator includes the button being arranged on drawer body, button On be connected with mandril, button can drive mandril to move, and be provided with spring base, spring at position corresponding with mandril in drawer body Second back-moving spring is provided between seat and mandril, the side of the mandril is provided with hinged seat, and one end of swing rod, which passes through, to be hinged Axis is hinged with hinged seat, and articulated shaft stretches out to form guide rod, is provided with the mandril at position corresponding with guide rod Bar hole, guide rod are threaded through in bar hole, and are formed with bar hole and be oriented to sliding setting, are set on the other end of the swing rod There is guide pad, be provided with inclined hole at mandril position corresponding with guide pad, the bottom plate of inclined hole and drawer body is inclined to set, and leads It is threaded through to block in inclined hole, the movement of mandril makes guide pad move the rotation setting for realizing swing rod obliquely along inclined hole.

In above-mentioned technical proposal, hinged seat is arranged on the bottom plate of drawer body, and swing rod is cut with scissors by articulated shaft and hinged seat Connect, mandril is arranged on the side of swing rod, and articulated shaft stretches out to form the guide rod, and swing rod is connected with mandril by guide rod Connecing, mandril slides along the moving direction of drawer body, so bar hole is set along the moving direction of drawer body, guide rod End set have the position limiting convex ring for preventing guide rod from deviating from from bar-shaped trough, the closer drawer sheet in the one end of inclined hole away from button The bottom plate of body, preferable inclined hole are arranged on mandril, and guide pad is arranged on swing rod or guide pad is arranged on mandril On, inclined hole is arranged on swing rod, it is necessary to when unlocking, and pressing button makes mandril towards the medial movement close to drawer body, guide rod With guide pad respectively along bar hole and inclined hole guiding movement, because one end of swing rod is rotatably arranged on hinged seat, guide pad One end of hinged seat is arranged far from, so when guide pad is moved along the incline direction of inclined hole, can make swing rod that there is guide pad One end be rotated up, joint end is transferred in drawer body, drawer body is arbitrarily pulled, it is simple in structure, operation It is convenient.

Further as the utility model is set, and the emergency release machine that driving limited block rotates is provided with the cabinet Structure, the straight slot for being transferred to or producing for limited block is provided with the bottom surface of cabinet, and the emergency unlocking mechanism includes consolidating with limited block Surely the connecting shaft connected, is provided with cabinet and rotates the stent set for connecting shaft, and one end of the connecting shaft is connected with stent, the other end It is connected with limited block, connecting shaft is formed to rotate with stent and set, and the 3rd torsional spring, the end of connecting shaft are provided with the limited block Card hole is provided with, cabinet is provided with handle hole at position corresponding with card hole.

In above-mentioned technical proposal, limited block can rotate in straight slot, and two limited blocks are connected by connecting plate, and stent is arranged on On the bottom surface of cabinet, limited block is set in connecting shaft with stent by being connected axis connection, the 3rd torsional spring, and the one of the 3rd torsional spring End is connected on the bottom surface of cabinet, and the other end is abutted with the side of limited block, and card hole is arranged on the outer end of connecting shaft, card Hole can be the hole that the inner walls such as delthyrium, four corner apertures or hexagon ring have dog-ear, and handle hole aligns setting with card hole, limited block and Connecting shaft is fixedly connected, when actuator be broken or swing rod be stuck turn it is motionless when, limited block can be made by rotary spacing block Straight slot is produced in part above cabinet floor, i.e. the bottom surface bottom surface of cabinet does not have protrusion, accordingly even when joint end does not have Retraction drawer body, drawer body can also be freely drawn out, and during rotation, can drive hand by instrument, such as driving handle The end of handle is adapted to card hole, and one end of driving handle is mating through handle hole and card hole, you can and drive connecting shaft to rotate, Realize the function of emergency release, simple in structure, easy to operate, preferable card hole is hexagon ring, thus without making specially Driving handle, it is versatile.

The utility model is further described below in conjunction with the accompanying drawings.

Brief description of the drawings

Attached drawing 1 is the utility model specific embodiment appearance diagram；

Attached drawing 2 is the utility model specific embodiment structure top view；

Attached drawing 3 is the structure decomposition figure of the utility model specific embodiment propulsive mechanism, locking mechanism and indication mechanism；

Attached drawing 4 is the structure sectional view of the utility model specific embodiment propulsive mechanism, locking mechanism and indication mechanism；

Attached drawing 5 is the utility model specific embodiment cut-away view；

Attached drawing 6 unlocks the structure decomposition figure of mechanism for the utility model specific embodiment；

Attached drawing 7 is the structure decomposition figure of the utility model specific embodiment indication mechanism；

Attached drawing 8 is the utility model specific embodiment cut-away view；

Attached drawing 9 is the structure sectional view of the utility model specific embodiment detection switch mechanism；

Attached drawing 10 is the structure decomposition figure of the utility model specific embodiment catch mechanism；

Attached drawing 11 is the structure sectional view of the utility model specific embodiment position-limit mechanism；

Attached drawing 12 is the top view of the utility model specific embodiment position-limit mechanism；

Attached drawing 13 is the structure decomposition figure of the utility model specific embodiment emergency unlocking mechanism.

Embodiment

Specific embodiment of the utility model as shown in figures 1-13, a kind of drawer structure of switchgear, including cabinet 1 and set The drawer body 2 in cabinet 1 is put, operating assembly 3 is provided with drawer body 2, the operating assembly 3 includes propulsive mechanism 31st, locking mechanism 32 and indication mechanism 33, rotation screw rod 311, the contact that propulsive mechanism 31 includes being arranged in drawer body 2 push away Block 312 and screwed contact push plate 313, contact pushing block 312 are fixed or are wholely set with contact push plate 313, rotate screw rod 311 are rotatably arranged in drawer body 2, rotate screw rod 311 and are set with 313 screw thread of contact push plate, rotate the rotation of screw rod 311 and drive Contact push plate 313 and contact pushing block 312 move, and are provided with drawer body 2 for driving the handle for rotating screw rod 311 and rotating, The locking mechanism 32, which includes to be arranged on the lock hole 321 rotated on 311 outer circumferential surface of screw rod and can form with lock hole 321, to be inserted The securing rod 322 of spacing cooperation is connect, lock hole 321 is set along the axially spaced-apart for rotating screw rod 311, and securing rod 322 is pushed away with contact The linkage of plate 313 is set, and when securing rod 322, which is moved to, to align with lock hole 321, securing rod 322 forms grafting with lock hole 321 Coordinate, the mechanism 34 that unlocks of the lock fit of unlock bar 322 and lock hole 321, institute are additionally provided with drawer body 2 State operating assembly 3 and further include the position-limit mechanism 35 for preventing that drawer body 2 from extracting out.Mounting base 21 is provided with drawer body 2, is pacified Bossed cover board 22 is set on dress bottom plate 21, the gap between mounting base 21 and cover board 22 forms installation cavity 23, rotates spiral shell Bar 311 is arranged in the installation cavity 23, and the both ends for rotating screw rod 311 extend outwardly through cover board 22 respectively, rotate screw rod 311 with Cover board 22 is formed and is rotatably assorted, and the outer end for rotating screw rod 311 is connected with handle, the inner baffle 221 with being arranged on cover board 22 Connection, baffle 221 are vertically arranged with mounting base 21, are rotated screw rod 311 and are rotatably arranged on baffle 221, preferable lock hole 321 be three, and three corresponding separation, experiment and connection positions, can thus ensure contact push plate 313 and contact pushing block respectively 312 rest on the position of separation or experiment or connection, will not arbitrarily move, and make connection more stable and reliable, avoid the occurrence of safe thing Therefore securing rod 322 is mating through cover board 22 and lock hole 321, the slot hole moved for securing rod 322 is provided with cover board 22 222, securing rod 322 is formed with slot hole 222 is oriented to sliding cooperation, is provided with pushnut 3131 in contact push plate 313, contact pushes away Plate 313 is fixedly connected with pushnut 3131, is rotated screw rod 311 and is threadedly coupled with pushnut 3131, contact push plate 313 is with taking out The bottom plate 24 of drawer body 2, which is formed, is oriented to sliding cooperation, plays the role of preventing contact push plate 313 from rotating, and can thus turn In the case that dynamic screw rod 311 rotates, with moving contact push plate 313 along the axial movement for rotating screw rod 311, one end of handle and rotation Screw rod 311 connects, and the other end stretches out drawer body 2, is driven convenient for users to gripping, and contact pushing block 312 is solid with contact push plate 313 It is fixed to set, moved with the movement of contact push plate 313, contact push plate 313 thus can be achieved without mobile drawer body 2 With the movement of contact pushing block 312, safe class is improved, avoids dust and other impurities from entering in drawer body 2, position-limit mechanism 35 is set Putting can prevent drawer body 2 to be drawn out in use, avoid drawing in the case where no power-off or contact push plate 313 connect Go out drawer body 2, improve security.

Connecting rod 323 is connected with above-mentioned securing rod 322, one end of connecting rod 323 is rotatably arranged in drawer body 2 Connecting pin 3231 is formed on supporting rod 25, the other end is connected with securing rod 322, and the mechanism 34 that unlocks includes being arranged on pumping Shaft 341 in drawer body 2, is provided with cam 3411 corresponding with connecting pin 3231, the lower section of connecting pin 3231 in shaft 341 (the first back-moving spring 342 is provided with, shaft 341, which rotates, makes cam 3411 be contradicted with connecting pin 3231, the supporting rod 25 and lock Limiting plate 343 is provided between fixed pole 322, connecting rod 323 is threaded through on limiting plate 343, is provided with limiting plate 343 for connection The elongated slot 3431 that bar 323 moves, the unlocking knob 344 of the rotation of drive shaft 341 is provided with the drawer body 2.Supporting rod 25 are arranged on cover board 22, and are threadedly coupled with cover board 22, are easy for installation and removal, and one end of connecting rod 323 is set in support On bar 25, (the first back-moving spring 342 is between connecting rod 323 and cover board 22 and is set on supporting rod 25, and first resets bullet Spring 342 is tapered, and the less one end in 342 end of (the first back-moving spring has uniform force, is unlikely to deform towards connecting rod 323 The advantages that, one end of securing rod 322 is pierced by cover board 22 and is connected with connecting rod 323, and the top of cover board 22 is provided with supporting rack 345, Supporting rack 345 is fixed on cover board 22, and limiting plate 343 is also secured on cover board 22, can be wholely set with supporting rack 345, The width of elongated slot 3431 is adapted to the thickness of connecting rod 323, limiting plate 343 and connecting rod 323 form horizontal guiding coordinate and The spacing cooperation of longitudinal direction, shaft 341 are threaded through on supporting rack 345, and shaft 341 is formed to rotate with supporting rack 345 and set, shaft 341 one end is pierced by drawer body 2 and is connected with unlocking knob 344, and connecting rod 323 is located at the lower section of shaft 341, and cam 3411 is solid Surely it is arranged in shaft 341, and setting of aliging with connecting pin 3231, collet head 3132 is fixedly installed in contact push plate 313, is covered Cylinder first 3132 is wholely set with pushnut 3131, and securing rod 322 is placed in the collet head 3132 and is moved with contact push plate 313, During initial position, the lug boss of cam 3411 is not abutted with connecting rod 323, and securing rod 322 and lock hole 321 are in lock-out state, When contact push plate 313 needs mobile, unlocking knob 344 is rotated, the lug boss of cam 3411 is abutted with connecting rod 323, will The connecting pin 3231 of connecting rod 323 presses down, make securing rod 322 tilt until securing rod 322 depart from lock hole 321, that is, solve Except lock-out state, screw rod 311 is then rotated, the lock hole 321 of current location is deviateed securing rod 322, i.e. lock hole 321 Do not lined up with securing rod 322, decontrol unlocking knob 344 immediately, the connecting pin 3231 of connecting rod 323 is in (the first back-moving spring 342 Under the action of jacked up, securing rod 322 push again is connected to rotate screw rod 311 outer circumferential surface on, be rotated further rotation screw rod 311, when securing rod 322 aligns with corresponding lock hole 321 again, securing rod 322 is under the action of (the first back-moving spring 342 Lock hole 321 is automatically inserted into, forms lock fit, solution is completed and is locked into locking or is locked to the process of unlock, easy to operate, structure It is compact, reduce occupied space.

Above-mentioned indication mechanism 33 includes displaying block 331, swing arm 332 and drive block 333, and one end of wherein swing arm 332 rotates It is arranged in drawer body 2, the other end and 331 one of displaying block or is fixedly connected, guide groove is tiltedly installed with swing arm 332 3321, one end of drive block 333 is connected in contact push plate 313, and the other end is placed in guide groove 3321, and drive block 333 is with leading Formed to groove 3321 and be oriented to sliding setting, drive block 333 drives swing arm 332 and displaying block 331 to rotate and realize propulsive mechanism 31 The display put.The end face camber of preferable displaying block 331, respectively with separation, experiment and connection on 331 end face of displaying block Printed words, this three groups of printed words are distributed along the moving direction of displaying block 331, and swing arm 332 is placed in installation cavity 23, one end of swing arm 332 It is rotatably arranged on cover board 22, the other end is connected through cover board 22 with displaying block 331, is provided with cover board 22 and is worn for swing arm 332 The pilot hole 223 crossed, the growth bar shaped of pilot hole 223, swing arm 332 not only form guiding sliding with pilot hole 223 and coordinate, pilot hole 223 pairs of swing arms 332 also have the effect supported, displaying block 331 is not fallen down, drive block 333 is fixed at contact push plate On 313, with 313 synchronizing moving of contact push plate, even if contact push plate 313 changes position, displaying block 331 is shown interior Hold also with change, need to only rotate rotation screw rod 311 and contact push plate 313 and the change of displaying block 331 can be achieved, structure is tight Gather, easy to adjust, time saving and energy saving, guide groove 3321 is set along the length direction of swing arm 332, and guide groove 3321 is in one direction It is obliquely installed, the inclination of guide groove 3321 can be linear or be set in bending or with cambered, drive block 333 is edge The axial movement of screw rod 311 is rotated, drive block 333 coordinates with guide groove 3321 to be oriented to sliding, so with drive block 333 Movement, can make swing arm 332 along guide groove 3321 incline direction rotate or along inclined direction rotate backward, realize displaying block 331 change in location, is provided with the window 26 shown for one group of printed words on drawer body 2, with the rotation of displaying block 331, point It can align respectively with window 26 from, experiment and connection, convenient for users to judging the position of contact push plate 313, humanization designing, pacifies Overall coefficient higher.

Aforesaid operations component 3 further includes detection switch mechanism 36, and detection switch mechanism 36 includes being arranged in drawer body 2 Switch member 361, be provided with make contact 3611 in switch member 361, when contact pushing block 312 be moved to it is right with make contact 3611 Qi Shi, contact pushing block 312 abut the conducting for realizing switch member 361 with make contact 3611.Switch member 361 is fixed on cover board 22 On, switch member 22 can be microswitch or other power switches, and switch member 361 is for connecting detection circuit, that is, working as Contact push plate 313 is connected when being in testing position with contact pushing block 312, and contact pushing block 312 is fixedly installed with contact push plate 313, When contact pushing block 312 is moved to testing position, contact pushing block 312 is abutted with make contact 3611, starts detection circuit, at this time Contact push plate 313 is disconnected with main circuit, functional diversities, safety and reliability.

Above-mentioned handle forms detachable setting with drawer body 2, and the through hole passed through for handle is provided with drawer body 2 27, the operating assembly 3, which further includes, to be useful for preventing handle and rotates the catch mechanism 37 that screw rod 311 connects, catch mechanism 37 Including the catch 371 being rotatably arranged in drawer body 2 and the drive rod 372 of the driving rotation of catch 371, set in drawer body 2 The mounting bracket installed for catch 371 is equipped with, catch 371 and the junction of mounting bracket are provided with the first torsional spring 373, the drive rod It is provided with 372 outer circumferential surface and abuts block 3721, drive rod 372, which can drive to abut block 3721 and rotate, makes abutting block 3721 and catch 371 contradict the rotation setting for realizing catch 371, and one end of catch 371 is can turn between rotation screw rod 311 and through hole 27 Realize that the closure of through hole 27 is set.Preferable through hole 27 is coaxially disposed with rotating screw rod 311, and handle is by the through hole 27 with rotating Screw rod 311 connects, and when not in use, can remove handle, avoids maloperation from security incident occur, and the end for rotating screw rod 311 is set The jack 3111 with corner angle, such as triangle jack, corner jack or hexagonal jack are equipped with, the end of handle is adapted to jack 3111 Form mating, the setting of catch mechanism 37 further increases the safe class of switchgear, and mounting bracket is the cover board 22, after contact push plate 313 to be adjusted to desired position, handle can be removed, drive rod 372 rotates the one end for making catch 371 The position alignd with through hole 27 is gone to, handle can not be connected with rotating screw rod 311, because of the size of through hole 27 and the size of handle Adaptation, so catch 371 is not necessarily required to completely block through hole 27, the part of through hole 27 need to only be blocked can, when needing Readjust when rotating screw rod 311, rotation of drive rod 372, makes abutting block 3721 not contradicted with catch 371, and catch 371 is the Resetted under the action of one torsional spring 373, i.e., through hole 27 is deviateed in the end of catch 371, which is mainly used for connecting shape Used during state, avoid contact push plate 313 from being moved in connection status, use is safer, prolongs the service life.

Power switch 28 is provided with above-mentioned drawer body 2, drive rod 372 connects and composes linkage with power switch 28 and sets Put, the catch 371 is set in bending and its angle is acute angle, and the first torsional spring 373 is arranged on the bending part of catch 371, catch 371 lower section is provided with gag lever post 374, and gag lever post 374 is rotatably arranged on mounting bracket, the connection of gag lever post 374 and mounting bracket Place is provided with the second torsional spring, and one end of the gag lever post 374 is provided with bevel edge 3741 obtuse-angulate with gag lever post 374 or arc side, The side of gag lever post 374, which is provided with, touches block 375, touches block 375 and is arranged in contact push plate 313, the movement of contact push plate 313 Drive the shake-up movement of block 375 to realize and touch block 375 and the conflict setting on bevel edge 3741 or arc side, touching block 375 can be along gag lever post 374 bevel edge 3741 or the movement of arc side.Catch mechanism 37 is primarily to avoid de-regulation contact when power on from pushing away Plate 313, so catch 371 is linked by drive rod 372 and power switch 28, when power switch 28 turns to on-position, Between the end of catch 371 must be located at through hole 27 and rotate screw rod 311, multiple functions are realized in efficient quick a, operation, are subtracted Few component, reduces cost, and for catch 371 into V-shape, catch 371 is located at the lower section of drive rod 372, the setting of gag lever post 374 be for Prevent that power switch 28 from arbitrarily being rotated, that is, ensure the safety connection of power supply, when that need not power on, that is, test When position and separation point position, gag lever post 374 is located at the lower section of catch 371, and anti-stop tab 371 rotates, that is, prevents power switch 28 Rotate, when needing to power on, that is, during link position, gag lever post 374 removes the lower section of catch 371, makes power switch 28 can arbitrarily rotate, and gag lever post 374 is arranged in installation cavity 23, and the middle part of gag lever post 374 passes through connecting shaft and cover board 22 or peace Dress bottom plate 21 connects, and the second torsional spring is arranged at connecting shaft, touches block 375 and drives gag lever post 374 to be rotated along connecting shaft, thus It can be achieved to be synchronized with the movement, ensure the uniformity of each position functions, i.e., each function of each position can be in place in time, improves The fit precision and operating efficiency of each component, bevel edge 3741 or arc side are 3742 shapes of chimb by being arranged on 374 side of gag lever post Into gag lever post 374 is positive stop end 3743 close to one end of catch 371, and the other end is drive end 3744, and chimb 3742 is arranged on drive Moved end 3744, touches block 375 along the axial movement for rotating screw rod 311, when contact push plate 313 is moved to link position, touches Block 375 is contradicted with bevel edge 3741 or arc side, and gag lever post 374 is had the one end on bevel edge 3741 or arc side toward extrapolation, makes gag lever post 374 positive stop end 3743 produces the lower section of catch 371, when contact push plate 313 is moved to experiment or separation point position, gag lever post 374 there is the one end on bevel edge 3741 or arc side to be drawn close towards block 375 is touched, and make the positive stop end 3743 of gag lever post 374 again positioned at gear The lower section of piece 371, the preferable exterior contour camber for touching block 375, so reduces friction, is moved easily, simple in structure, together Step degree is high, coordinates closer.

Above-mentioned shake-up block 375 is made of the contact pushing block 312, and detent mechanism is provided with contact pushing block 312, described Detent mechanism includes the spring channels 3121 being arranged on contact pushing block 312 and the spring being arranged in spring channels 3121 3122, the top of contact pushing block 312 is provided with positioning plate 3123, and steel ball is provided between positioning plate 3123 and spring 3122 3124, the location hole 3125 being adapted to steel ball 3124 is provided with positioning plate 3123, and steel ball 3124 is with the shifting of contact push plate 313 It is dynamic to form flexible clamping cooperation with location hole 3125.The setting of detent mechanism be in order to make the position of contact pushing block 313 more accurate, Positioning plate 3123 is cover board 22, and preferable location hole 3125 is three, respectively three corresponding separation, experiment and connection positions, When contact pushing block 312 is moved to corresponding position, steel ball 3124 aligns with location hole 3125, and steel ball 3124 is in spring 3122 Automatically location hole 3125 is caught under effect and forms clamping engagement, when contact pushing block 312 moves, steel ball 3124 with location hole 3125 Moved down under the extruding of positioning plate 3123 and exit location hole 3125, and under the action of spring 3122 with positioning plate 3123 Medial surface abuts, and can be made a sound when also having steel ball 3124 to be caught in location hole 3125, play the role of prompting, preferable contact pushes away Block 312 so conveniently abuts with make contact 3611 into cylinder, when slipping over make contact 3611, will not produce larger resistance Power, avoids make contact 3611 and contact pushing block 312 from being damaged, simple in structure, convenient positioning and releasing positioning, and positioning is more smart Really.

Above-mentioned position-limit mechanism 35 includes the limited block 351 being arranged on 1 inner wall of cabinet and the pendulum being arranged in drawer body 2 Bar 352, swing rod 352 are rotatably arranged in drawer body 2, and one end downward bending of swing rod 352 passes through the bottom plate 23 of drawer body 2 It is placed in outside drawer body 2 and forms joint end 3521, joint end 3521 forms with limited block 351 and is clamped spacing cooperation, the drawer The actuator 353 of driving 3521 retraction drawer body 2 of joint end is provided with body 2.Limited block 351 is arranged on cabinet 1 with taking out On 23 corresponding inner wall of drawer body bottom plate, for limited block 351 to be correspondingly arranged, the joint end 3521 of swing rod 352 is placed in two limited blocks Between 351, joint end 3521 aligns setting with limited block 351, prevents drawer body 2 to be drawn out or promote, swing rod 352 can be Yi word pattern or L-type, when swing rod 352 is into yi word pattern, swing rod 352 is into being vertically arranged, the vertically telescopic moving of swing rod 352, During locking, joint end 3521 moves the bottom plate 23 for stretching out drawer body 2, during unlock, 3521 retraction drawer of joint end straight down Body 2, actuator 353 drive swing rod 352 to retract, and stretch out and are driven by resetting structures such as springs, when 352 l-shaped of swing rod, swing rod 352 are rotatably arranged in drawer body 2, and actuator 353 drives swing rod 352 to rotate, and joint end 3521 is transferred to drawer body 2, Produce drawer body 2 to be driven by resetting structures such as springs, simple in structure, safe operation.

Above-mentioned actuator 353 includes the button 3531 being arranged on drawer body 2, and mandril is connected with button 3531 3532, button 3531 can drive mandril 3532 to move, with being provided with spring base at 3532 corresponding position of mandril in drawer body 2 29, spring base 29 is arranged on mounting base 21, and second back-moving spring 354, institute are provided between spring base 29 and mandril 3532 The side for stating mandril 3532 is provided with hinged seat 355, and one end of swing rod 352 is hinged by articulated shaft 3551 and hinged seat 355, hinge Spindle 3551 stretches out to form guide rod 3552, and bar is provided with 3552 corresponding position of guide rod on the mandril 3532 Shape hole 3532a, guide rod 3552 are threaded through in bar hole 3532a, and are formed with bar hole 3532a and be oriented to sliding setting, described Guide pad 3522 is provided with the other end of swing rod 352, mandril 3532 at 3522 corresponding position of guide pad with being provided with inclined hole 3532b, inclined hole 3532b and the bottom plate 23 of drawer body 2 are inclined to set, and guide pad 3522 is threaded through in inclined hole 3532b, mandril 3532 movement makes guide pad 3522 move the rotation setting for realizing swing rod 352 obliquely along inclined hole 3532b.Drawer body 2 Hinged seat 355 is provided with bottom plate 23, swing rod 352 is hinged by articulated shaft 3551 and hinged seat 355, and mandril 3532 is arranged on pendulum The side of bar 352, articulated shaft 3551 stretch out to form the guide rod 3552, and swing rod 352 passes through guiding with mandril 3532 Bar 3552 connects, and mandril 3532 slides along the moving direction of drawer body 2, so bar hole 3532a is the shifting along drawer body 2 What dynamic direction was set, the end set of guide rod 3552 has the limit convex for preventing that guide rod 3552 from deviating from from bar-shaped trough 3532a Ring 3553, the bottom plate 23 of the closer drawer body 2 in the one end of inclined hole 3532b away from button 3531, preferable inclined hole 3532b are set On mandril 3532, guide pad 3522 is arranged on swing rod 352 or guide pad 3522 is arranged on mandril 3532, tiltedly Hole 3532b is arranged on swing rod 352, it is necessary to when unlocking, and pressing button 3531 makes mandril 3532 towards close to the inner side of drawer body 2 Mobile, guide rod 3552 and guide pad 3522 are respectively along bar hole 3532a and inclined hole 3532b guiding movements, because of the one of swing rod 352 End is rotatably arranged on hinged seat 355, and guide pad 3522 is arranged far from one end of hinged seat 355, so working as guide pad 3522 along the incline direction of inclined hole 3532b move when, can make swing rod 352 have guide pad 3522 one end be rotated up, by card Connect end 3521 to be transferred in drawer body 2, drawer body 2 is arbitrarily pulled, it is simple in structure, it is easy to operate.

The emergency unlocking mechanism 11 that driving limited block 351 rotates is provided with above-mentioned cabinet 1, emergency unlocking mechanism 11 includes The connecting shaft 111 being fixedly connected with limited block 351, is provided with cabinet 1 and rotates the stent 112 set, connection for connecting shaft 111 111 one end of axis is connected with stent 112, and the other end is connected with limited block 351, and connecting shaft 111 is formed to rotate with stent 112 and set, The 3rd torsional spring 113 is provided with the limited block 351, the end set of connecting shaft 111 has card hole 1111, cabinet 1 and card hole Handle hole 12 is provided with 1111 corresponding positions, sealing plug 121 is provided with handle hole 12.When not used, will with sealing plug 121 Handle hole 12 is blocked, and avoids dust etc. from entering cabinet 1, the straight slot 13 passed through for limited block 351 is provided with the bottom surface of cabinet 1, Limited block 351 can rotate in straight slot 13, and two limited blocks 351 are connected by connecting plate 114, and stent 112 is arranged under cabinet 1 On bottom surface, limited block 351 is connected with stent 112 by connecting shaft 111, and the 3rd torsional spring 113 is set in connecting shaft 111, and the 3rd One end of torsional spring 113 is connected on the bottom surface of cabinet 1, and the other end is abutted with the side of limited block 351, and card hole 1111 is arranged on On the outer end of connecting shaft 111, card hole 1111 can be the hole that the inner walls such as delthyrium, four corner apertures or hexagon ring have dog-ear, grasp Make hole 12 to align with card hole 1111 setting, limited block 351 is fixedly connected with connecting shaft 111, when actuator 353 is broken or swing rod 352 are stuck when turn motionless, can be by rotary spacing block 351, the part that makes limited block 351 be located above 1 bottom surface of cabinet Straight slot 13 is produced, i.e. the bottom surface bottom surface of cabinet 1 does not have protrusion, accordingly even when joint end 3521 does not have retraction drawer body 2, takes out Drawer body 2 can also be freely drawn out, can be by instrument, such as driving handle during rotation, the end of driving handle and card hole 1111 adaptations, one end of driving handle are mating through handle hole 12 and card hole 1111, you can and drive connecting shaft 111 to rotate, Realize the function of emergency release, simple in structure, easy to operate, preferable card hole 1111 is hexagon ring, thus special without making The driving handle of door, it is versatile.

The utility model is not limited to above-mentioned embodiment, and persons skilled in the art are public according to the utility model The content opened, can implement the utility model using other a variety of embodiments, or every use the utility model Design structure and thinking, do simple change or change, both fall within the scope of protection of the utility model.

Claims (10)

1. a kind of drawer structure of switchgear, including cabinet and the drawer body that is arranged in cabinet, it is provided with drawer body Operating assembly, it is characterised in that：The operating assembly includes propulsive mechanism, locking mechanism and indication mechanism, and propulsive mechanism includes Rotation screw rod, contact pushing block and screwed contact push plate, the contact pushing block being arranged in drawer body are consolidated with contact push plate Determine or be wholely set, rotate screw rod and be rotatably arranged in drawer body, rotate screw rod and set with contact push plate screw thread, rotation screw rod Rotate band moving contact push plate and contact pushing block moves, be provided with drawer body for driving the handle for rotating screw rod and rotating, institute Locking mechanism is stated to include the lock hole being arranged on rotation screw rod outer circumferential surface and the spacing cooperation of grafting can be formed with lock hole Securing rod, lock hole are set along the axially spaced-apart for rotating screw rod, and securing rod is set with contact push plate linkage, when securing rod is moved to When aliging with lock hole, securing rod and lock hole composition are mating, and unlock bar and locking are additionally provided with drawer body The mechanism that unlocks of the lock fit in hole, the operating assembly further include the position-limit mechanism for preventing that drawer body from extracting out.

2. the drawer structure of switchgear according to claim 1, it is characterised in that：The indication mechanism include displaying block, One end of swing arm and drive block, wherein swing arm is rotatably arranged in drawer body, the other end and displaying block one or is fixedly connected, Guide groove is tiltedly installed with swing arm, one end of drive block is connected in contact push plate, and the other end is placed in guide groove, drive block Formed with guide groove and be oriented to sliding setting, drive block drives swing arm and displaying block to rotate the display for realizing propulsive mechanism position.

3. the drawer structure of switchgear according to claim 1 or 2, it is characterised in that：It is connected with the securing rod Extension bar, one end of connecting rod, which is rotatably arranged on the supporting rod in drawer body, forms connecting pin, and the other end is connected with securing rod, The mechanism that unlocks includes the shaft being arranged in drawer body, is provided with cam corresponding with connecting pin in shaft, even Connect and (the first back-moving spring be provided with below end, shaft, which rotates, contradicts cam and connecting pin, the supporting rod and securing rod it Between be provided with limiting plate, connecting rod is threaded through on limiting plate, be provided with limiting plate for connecting rod movement elongated slot, the drawer The unlocking knob of drive shaft rotation is provided with body.

4. the drawer structure of switchgear according to claim 3, it is characterised in that：The operating assembly further includes detection and opens Shutting mechanism, detection switch mechanism include the switch member being arranged in drawer body, are provided with make contact in switch member, work as contact Pushing block is moved to when aliging with make contact, and contact pushing block abuts the conducting for realizing switch member with make contact.

5. the drawer structure of the switchgear according to claim 1 or 2 or 4, it is characterised in that：The handle and drawer body Detachable setting is formed, is provided with the through hole passed through for handle on drawer body, the operating assembly, which further includes, to be useful for preventing The catch mechanism that handle is connected with rotation screw rod, catch mechanism include the catch being rotatably arranged in drawer body and driving catch The drive rod of rotation, is provided with the mounting bracket for catch installation in drawer body, and the junction of catch and mounting bracket is provided with the One torsional spring, abutting block is provided with the outer circumferential surface of the drive rod, drive rod, which can drive to abut block and rotate, makes abutting block and catch Contradict and realize that the rotation of catch is set, one end of catch can turn between rotation screw rod and through hole the closure for realizing through hole Set.

6. the drawer structure of switchgear according to claim 5, it is characterised in that：Power supply is provided with the drawer body Switch, drive rod connect and compose linkage with power switch and set, and the catch is set in bending and its angle is acute angle, and first turns round Spring is arranged on the bending part of catch, and gag lever post is provided with below catch, and gag lever post is rotatably arranged on mounting bracket, gag lever post and The junction of mounting bracket is provided with the second torsional spring, and one end of the gag lever post is provided with obtuse-angulate with gag lever post bevel edge or arc Side, the side of gag lever post are provided with shake-up block, touch block and are arranged in contact push plate, and the mobile drive of contact push plate touches block and moves It is dynamic to realize that touching block and the conflict on bevel edge or arc side is set.

7. the drawer structure of switchgear according to claim 6, it is characterised in that：The shake-up block is pushed away by the contact Block is formed, and is provided with detent mechanism on contact pushing block, the detent mechanism include the spring channels being arranged on contact pushing block and The spring being arranged in spring channels, is provided with positioning plate above contact pushing block, steel ball is provided between positioning plate and spring, The location hole being adapted to steel ball is provided with positioning plate, steel ball is matched somebody with somebody as the movement of contact push plate forms flexible clamping with location hole Close.

8. the drawer structure of the switchgear according to claim 1 or 2 or 4 or 6 or 7, it is characterised in that：The position-limit mechanism Including the limited block being arranged on cabinet inner wall and the swing rod being arranged in drawer body, swing rod is rotatably arranged on drawer body Interior, the bottom plate of one end downward bending of swing rod through drawer body, which is placed in outside drawer body, forms joint end, joint end with it is spacing Block, which is formed, is clamped spacing cooperation, and the actuator of driving joint end retraction drawer body is provided with the drawer body.

9. the drawer structure of switchgear according to claim 8, it is characterised in that：The actuator includes being arranged on drawer Button on body, is connected with mandril on button, and button can drive mandril to move, in drawer body at position corresponding with mandril Spring base is provided with, second back-moving spring is provided between spring base and mandril, the side of the mandril is provided with hinged seat, pendulum One end of bar is hinged by articulated shaft and hinged seat, and articulated shaft stretches out to form guide rod, on the mandril with guide rod pair Bar hole is provided with the position answered, guide rod is threaded through in bar hole, and is formed with bar hole and be oriented to sliding setting, the pendulum Guide pad is provided with the other end of bar, is provided with inclined hole at mandril position corresponding with guide pad, inclined hole and drawer body Bottom plate is inclined to set, and guide pad is threaded through in inclined hole, and the movement of mandril makes guide pad move obliquely along inclined hole to realize swing rod Rotation set.

10. the drawer structure of switchgear according to claim 8, it is characterised in that：Driving limit is provided with the cabinet The emergency unlocking mechanism that position block rotates, the straight slot for being transferred to or producing for limited block, the urgent solution are provided with the bottom surface of cabinet Latch mechanism includes the connecting shaft being fixedly connected with limited block, is provided with cabinet and rotates the stent set, connecting shaft for connecting shaft One end is connected with stent, and the other end is connected with limited block, and connecting shaft is formed to rotate with stent and set, and is provided with the limited block 3rd torsional spring, the end set of connecting shaft have card hole, and cabinet is provided with handle hole at position corresponding with card hole.