CN104157501A - Double-bus isolating switch interlocking mechanism - Google Patents
Double-bus isolating switch interlocking mechanism Download PDFInfo
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- CN104157501A CN104157501A CN201410422516.5A CN201410422516A CN104157501A CN 104157501 A CN104157501 A CN 104157501A CN 201410422516 A CN201410422516 A CN 201410422516A CN 104157501 A CN104157501 A CN 104157501A
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- interlocking mechanism
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Abstract
The invention discloses a double-bus isolating switch interlocking mechanism. The double-bus isolating switch interlocking mechanism comprises a left operation mechanism and a right operation mechanism which are arranged on the two sides of a switch cabinet respectively and are of the same structure. Each operation mechanism comprises a front door operation mechanism, a rear door operation mechanism and a transmission mechanism, wherein the front door operation mechanism comprises a front operation shaft which transmits torque at a front door of the switch cabinet and extends into the switch cabinet; the rear door operation mechanism comprises a locking assembly used for locking a rear door of the switch cabinet and a rear operation shaft used for driving the locking assembly to lock or unlock the rear door of the switch cabinet; the transmission mechanism transmits torque of the front operation shaft to the rear operation shaft and controls switching on and switching off of a circuit inside the switch cabinet in the movement process of the transmission mechanism. The left operation mechanism and the right operation mechanism further respectively comprise a locking mechanism used for locking the corresponding operation mechanism, the two locking mechanisms are connected through a linkage assembly, and after the locking mechanism on one side starts, the front operation shafts rotate to switch off a loop in the switch cabinet and drive the linkage assembly to drive the locking mechanism on the other side to carry out locking.
Description
Technical field
The present invention relates to a kind of double bus isolation from switch interlocking mechanism, belong to electric switch technical field.
Background technology
When double bus isolation is to open cabinet door and keeps in repair or safeguard from the object of switch interlocking mechanism, guarantee the safety of staff and equipment, by allowing isolating switch when the separating brake, just allow cabinet door to open, isolating switch, when closing a floodgate, that is to say that when major loop has voltage, the locked mode that necessarily can not open of cabinet door guarantees safety.According to national regulation, isolating switch product needed meets " five is anti-" requirement, and so-called five is exactly anti-: prevent that on-load from dividing, lock 1.; 2. prevent mistake minute mistake combination switch; 3. false switching while preventing earthed switch closure; 4. prevent that charged mistiming from closing earthed switch; 5. prevent mistakenly entering charged chamber.
In existing complete set of equipments, thereby double bus isolation drives a three-link mechanism to drive the driven shaft unlatching at back door or the back door of closing switch cabinet by the operating axis at rotation Qianmen from switch interlocking mechanism conventionally, and the motion by described three-link mechanism realizes separating brake and combined floodgate, rotating that two front door operations are wherein arbitrary can both be by back door release.Therefore existing double bus isolation has following defect from switch interlocking mechanism: first-selection, use three-link mechanism as transmission mechanism, take up room large, enclosure interior is limited, therefore this double bus isolation is bad from switch interlocking mechanism applicability, three-link mechanism gets rusty easily or weares and teares in long-term use simultaneously, all can cause transmission unreliable; Secondly, existing double bus isolation adopts monolateral closedown structure conventionally from switch interlocking mechanism, by the operating axis of rotation either side, can both open cabinet door, because double bus isolation can only drive a bus separating brake from the operating axis motion of a side in switch interlocking mechanism, only have the operating axis of both sides to move simultaneously, could realize whole separating brakes, if staff when opening cabinet door, forget bilateral while separating brake, easily cause the generation of peril.
Summary of the invention
To be solved by this invention be existing double bus isolation from exist in switch interlocking mechanism by transmission close a floodgate, the action of separating brake is unreliable, the technical problem that the coefficient of safety of monolateral blocking mechanism is not high, thus provide that a kind of transmission efficiency is high, reliable in action and adopt a kind of double bus isolation of bilateral while blocking mechanism from switch interlocking mechanism.
To achieve these goals, the invention provides a kind of double bus isolation from switch interlocking mechanism, comprise identical left-hand operation mechanism and the east side operation mechanism of structure that is separately positioned on switch cubicle both sides, described left-hand operation mechanism and east side operation mechanism all comprise respectively:
Qianmen operating mechanism, it is included in front door of switch cabinet place transmitting torque and to the front operating axis extending in switch cubicle;
Backdoor practice mechanism, it comprises the locking assembly for locking switch cabinet back door, and the rear operating axis that drives rear door of switch cabinet described in described locking assembly locking or release;
Transmission mechanism, is passed to described rear operating axis by the moment of torsion of described front operating axis, and in its motion process the combined floodgate of circuit or separating brake in control switch cabinet;
Described left-hand operation mechanism and east side operation mechanism also comprise respectively a blocking mechanism that blocks this side operating mechanism, two described blocking mechanisms connect by linkage unit, after wherein a side blocking mechanism is opened, rotate described front operating axis and make switch cubicle inner looping separating brake, described operating axis drives described linkage unit to drive the blocking mechanism of opposite side to block.
Described front operating mechanism also comprises the lock tube that is fixedly connected on described front operating axis end, on described lock tube, be formed with the handle hole for transmitting torque, described blocking mechanism acts on described handle hole, to block described handle hole, described operating axis can not be rotated.
Described blocking mechanism comprises:
Block assembly, comprise and the interlock of Qianmen operating mechanism, and the block piece on handle hole is blocked in activity;
Bias assembly, makes block piece have the biasing force towards the handle hole direction motion of blocking;
Stopping element, comprises behind rotary manipulation hole, can stop that block piece on this handle hole is given up the throne respectively to abdicate two stop parts of handle hole.
Described linkage unit one end and described front operating axis or its STATEMENT OF FEDERALLY SPONSORED are rotationally connected, and the other end drives respectively described stop part to stop described block piece to be given up the throne and abdicates described handle hole in the motion process rotating with front operating axis.
Described linkage unit is by the inner arc plate being rotationally connected with described lock tube and form with the drive link that the described inner arc plate other end is rotationally connected; The reciprocating motion under the drive of described inner arc plate of described drive link, and drive described stop part reciprocating motion.
On described operating axis, be installed with disc cam, the protruding end of described disc cam and one end of described inner arc plate are rotationally connected.
Described stop part is the movement parts being separately positioned on the motion path of described block piece or its STATEMENT OF FEDERALLY SPONSORED, can move on the motion path of described block piece or its STATEMENT OF FEDERALLY SPONSORED under the driving of described linkage unit, stop described block piece to be given up the throne and abdicate described handle hole.
Described stop part is set to electromagnet, and the power-on switch of described stop part is arranged on the motion path of described linkage unit or its STATEMENT OF FEDERALLY SPONSORED, rotates described operating axis and drives described stop part to upspring, and to stop described block piece to be given up the throne, abdicates described handle hole.
The power-on switch of described electromagnet is arranged on the motion path of described drive link.
Also comprise the electromagnet slideway being installed on described front door of switch cabinet inwall, described stop part is arranged in described electromagnet slideway.
The described assembly that blocks comprises:
Block piece, front end is provided with towards described switch cubicle lateral direction bending for stirring the clicking section of described block piece;
Interlock plate, one end is fixedly connected with described block piece;
Baffle plate, is fixedly connected with the other end of described interlock plate, is provided with electromagnet slideway on its motion path.
Described baffle plate, interlock plate and described block piece connect by the riser bolt of bending each other, are formed with the straight shape passage passing for described drive link on described riser.
Described bias assembly acts on described baffle plate, so that described baffle plate has towards the movement tendency that blocks described handle hole direction with the block piece being fixedly connected with relative to described baffle plate.
Described locking assembly is arranged on described rear operating axis towards one end of rear door of switch cabinet, forms the dead bolt that cabinet back door is closed in hook release on described locking assembly.
Described backdoor practice mechanism is provided with locking assembly in arranged on left and right sides respectively, and the locking assembly of described arranged on left and right sides acts on rear door of switch cabinet simultaneously.
Described front operating axis comprises the active driving section being connected with described transmission mechanism, and described rear operating axis comprises the driven driving section being connected with described transmission mechanism, and described transmission mechanism connects described active driving section and described driven driving section.
Described active driving section is the active conical tooth wheel end that is formed at described front operating axis, described driven driving section is the driven wheel of differential end that is formed at described rear operating axis, and described transmission mechanism is set to connect the bevel gear dish of described active conical tooth wheel end and driven wheel of differential end.
Described active conical tooth wheel end and described driven wheel of differential end are arranged on same straight line.
The number of teeth of described active conical tooth wheel end is greater than the number of teeth of described driven wheel of differential end.
The number of teeth of described active conical tooth wheel end equals the number of teeth of described driven wheel of differential end.
A kind of double bus isolation of the present invention is in switch interlocking mechanism, described left-hand operation mechanism and east side operation mechanism also comprise respectively a blocking mechanism that blocks this side operating mechanism, two described blocking mechanisms connect by linkage unit, after wherein a side blocking mechanism is opened, rotate described front operating axis and make switch cubicle inner looping separating brake, described operating axis drives described linkage unit to drive the blocking mechanism of opposite side to block, while also operating the front operating axis of described left-hand operation mechanism, can drive the blocking mechanism of described east side operation mechanism to block simultaneously; While operating the front operating axis of described east side operation mechanism, can drive the blocking mechanism of described left-hand operation mechanism to block simultaneously.Due to when rotating a wherein side operating mechanism of arranged on left and right sides operating mechanism, only can make the wherein rear operating mechanism release of a side, therefore the operating mechanism of both sides to be operated simultaneously and could realize release back door, and when at the same time both sides operating mechanism is operated, the loop of the interior double-bus of switch cubicle is while separating brake also, when opening cabinet back door, the loop in switch cubicle is inevitable in gate-dividing state.Thereby make a kind of double-bus isolating switch cabinet of the present invention interlocking device safer, also more reliable.
A kind of double bus isolation of the present invention is in switch interlocking mechanism, described stop part is set to electromagnet, the power-on switch of described stop part is arranged on the motion path of described linkage unit or its STATEMENT OF FEDERALLY SPONSORED, rotate described operating axis and drive described stop part to upspring, to stop described block piece to be given up the throne, abdicate described handle hole.Because electromagnet has, energising is ejected and the characteristic of power-off adhesive, and therefore stop part is set to electromagnet and can controls by the switch of electromagnet described in the motion triggers of described drive link ejection and the adhesive of described electromagnet.
A kind of double bus isolation of the present invention is in switch interlocking mechanism, described active driving section is the active conical tooth wheel end that is formed at described front operating axis, described driven driving section is the driven wheel of differential end that is formed at described rear operating axis, described transmission mechanism is set to connect the bevel gear dish of described active conical tooth wheel end and driven wheel of differential end, and the kind of drive that adopts Bevel Gear Transmission is than take up room little, reliable transmission and be easy to install of three common bar structures in prior art.
A kind of double bus isolation of the present invention is in switch interlocking mechanism, and described linkage unit is by the inner arc plate being rotationally connected with described lock tube and form with the drive link that the described inner arc plate other end is rotationally connected; The reciprocating motion under the drive of described inner arc plate of described drive link, and drive described stop part reciprocating motion, setting due to described inner arc plate, cleverly the rotation of operating axis is converted into the translation of inner casing and drive link, thereby can trigger stop part, eject, there is simple in structure, reliable transmission.
A kind of double bus isolation of the present invention is in switch interlocking mechanism, described active driving section is the active conical tooth wheel end that is formed at described front operating axis, described driven driving section is the driven wheel of differential end that is formed at described rear operating axis, described transmission mechanism is set to connect the bevel gear dish of described active conical tooth wheel end and driven wheel of differential end, and can regulate according to actual user demand the number of teeth of active conical tooth wheel end and described driven wheel of differential end, thereby regulate its gearratio, than existing three bar transmission mechanisms, there is structure more flexible, be applicable to be arranged on the advantage in the switch cubicle of different spaces size.
Accompanying drawing explanation
For content of the present invention is more easily expressly understood, below in conjunction with accompanying drawing, the present invention is further detailed explanation, wherein,
Fig. 1 be in embodiment 1 a kind of double bus isolation from the front view of switch interlocking mechanism;
Fig. 2 is the left view of Fig. 1,
Fig. 3 is the structural representation of closedown structure in embodiment 1;
Fig. 4 is the structural representation of coupling assembling in embodiment 1;
Fig. 5 blocks the structural representation of assembly in embodiment 1;
Fig. 6 is the cutaway view of front operating mechanism in embodiment 1;
Fig. 7 is the structural representation of dead bolt hook lock door-plate in embodiment 1;
Fig. 8 is the structural representation that in embodiment 1, inner arc plate is connected with operating axis;
Fig. 9 is the structural representation of a side operating mechanism in embodiment 1, and has illustrated operating grip to be inserted in handle hole.
Description of reference numerals
1-Qianmen operating mechanism; 2-backdoor practice mechanism; Operating axis before 101-; 201-locking assembly; Operating axis after 202-; 3-transmission mechanism; 103-handle hole; 4-blocking mechanism; 41-blocks assembly; 411-block piece; 412-interlock plate; 413-baffle plate; 414-riser; 42-bias assembly; 43-stopping element; 431-stop part; 432-electromagnet slideway; 44-linkage unit; 45-inner arc plate; 46-drive link; 203-dead bolt; 301-bevel gear dish.
Embodiment
Below in conjunction with Figure of description, a kind of double-bus isolating switch cabinet of the present invention interlocking device is elaborated.
Embodiment 1
Referring to Fig. 1-9, the present embodiment provides a kind of double-bus isolating switch cabinet interlocking device, when being used for opening cabinet door and keeping in repair or safeguard, guarantee the safety of staff and equipment, also when opening cabinet door, guarantee that a kind of double-bus isolating switch cabinet of the present invention interlocking device can make the loop separating brake in switch cubicle.
Comprise identical left-hand operation mechanism and the east side operation mechanism of structure that is separately positioned on switch cubicle both sides, left side bus in the corresponding connecting switch cabinet of described left-hand operation mechanism, right side bus in the corresponding connecting switch cabinet of described east side operation mechanism, by the setting of left and right side operating mechanism, guarantee that, when opening cabinet door, left and right side loop is in gate-dividing state.
Below in conjunction with Fig. 1,2,6,9, describe described left and right side operating mechanism in detail, described left-hand operation mechanism and east side operation mechanism all comprise respectively:
Qianmen operating mechanism 1, it is included in front door of switch cabinet place transmitting torque and to the front operating axis 101 extending in switch cubicle, described refers to the Qianmen of one end of described operating axis 101 in switch cubicle at front door of switch cabinet place transmitting torque, described one end by rotary manipulation axle 101 can drive operating axis 101 to rotate, thereby plays the effect of transmitting torque.But the one end that is not limited in described operating axis 101 is arranged on front door of switch cabinet, it can also be the Qianmen that its STATEMENT OF FEDERALLY SPONSORED is arranged on switch cubicle, by rotating the STATEMENT OF FEDERALLY SPONSORED of described front operating axis 101, to drive described front operating axis 101 to rotate, for example, on switch cubicles, form porosely, on one end of described operating axis 101, be arranged with axle sleeve, on described axle sleeve, be formed with rib hole, rotate described rib hole to drive described operating axis 101 to rotate.
As shown in Figure 2, backdoor practice mechanism 2, it comprises the locking assembly 201 for locking switch cabinet back door, and the rear operating axis 202 that drives rear door of switch cabinet described in described locking assembly 201 lockings or release, in the process of also rotating at rear operating axis 202, can drive the back door of described locking assembly 201 lockup switch cabinets, or separate the back door that cabinet is closed in release.
As shown in Fig. 2,9, transmission mechanism 3, the moment of torsion of described front operating axis 101 is passed to described rear operating axis 202, and in its motion process the combined floodgate of circuit or separating brake in control switch cabinet, the effect of transmission mechanism 3 has two aspects, on the one hand: reversed by described front operating axis 101 and drive, and make himself to move, and in described course of action by the loop separating brake of this side and bus formation; On the other hand: it can pass to the moment of torsion of front operating axis 101 rear operating axis 202, thus make rear operating axis 202 in the process of rotating, drive the back door of described locking assembly 201 lockings or unlock switch cabinet.
In the present embodiment, described left-hand operation mechanism and east side operation mechanism also comprise respectively a blocking mechanism 4 that blocks this side operating mechanism, two described blocking mechanisms 4 connect by linkage unit, after wherein a side blocking mechanism 4 is opened, rotate described front operating axis 101 and make switch cubicle inner looping separating brake, described operating axis 101 drives described linkage unit 44 to drive the blocking mechanism 4 of opposite side to block, while also operating the front operating axis 101 of described left-hand operation mechanism, can drive the blocking mechanism 4 of described east side operation mechanism to block simultaneously; While operating the front operating axis 101 of described east side operation mechanism, can drive the blocking mechanism 4 of described left-hand operation mechanism to block simultaneously.Due to when rotating a wherein side operating mechanism of arranged on left and right sides operating mechanism, only can make wherein rear operating mechanism 2 releases of a side, therefore the operating mechanism of both sides to be operated simultaneously and could realize release back door, and when at the same time both sides operating mechanism is operated, the loop of the interior double-bus of switch cubicle is while separating brake also, when opening cabinet back door, the loop in switch cubicle is inevitable in gate-dividing state.Thereby make a kind of double-bus isolating switch cabinet of the present invention interlocking device safer, also more reliable.
As a shown in Figure 6, described front operating mechanism 1 also comprises the lock tube 102 that is fixedly connected on described front operating axis 101 ends, on described lock tube 102, be formed with the handle hole 103 for transmitting torque, described blocking mechanism 4 acts on described handle hole 103, to block described handle hole 103, described operating axis 101 can not be rotated, between lock tube 102 and front operating axis 101, can adopt other modes such as pin or welding to be fixedly connected with, while guaranteeing rotation lock tube 102 before operating axis 101 do not relatively rotate.
Below in conjunction with Fig. 1, Fig. 3, Fig. 4, Fig. 5, describe the set-up mode of the blocking mechanism 4 in the present embodiment in detail:
Described blocking mechanism 4 comprises: block assembly 41, comprise and 1 interlock of Qianmen operating mechanism, and the block piece 411 on handle hole 103 is blocked in activity;
Bias assembly 42, makes block piece 411 have the biasing force towards the handle hole 103 direction motions of blocking;
Stopping element 43, comprises behind rotary manipulation hole 103, can stop that block piece 411 on this handle hole 103 is given up the throne respectively to abdicate two stop parts 431 of handle hole 103;
Described block piece 411 is separately positioned on two handle holes 103 on the operating mechanism of described arranged on left and right sides, the described block piece 411 of a side is wherein removed from the described handle hole 103 of its correspondence, thereby described handle hole 103 is exposed, now, the operating axis 101 of described this side can be operated.
Now, rotate described operating axis 101 and can complete three actions, one makes the loop separating brake between this side operating mechanism and this side bus; Backdoor practice mechanism 2 releases of its this side of two drives; Its three this side operating axis 101 drives described stop member 431 motions in rotary course, thereby makes described stop part 431 in stoping the block piece 411 of offside to be given up the throne, abdicate the position of the handle hole 103 of offside.
While needing open back door, need the handle hole 103 from the operating mechanism of arranged on left and right sides by described block piece 411 to remove, then operate the operating axis 101 of both sides simultaneously, now 431 of described two stop parts can not play the effect that stops described handle hole 103 to be given up the throne and abdicate, therefore the Liang Ge backdoor practice mechanism 2 on the back door of described switch cubicle can release, thereby rear door of switch cabinet can be opened.
After EO, described bias assembly 42 promotes described block piece 411 and resets, and described bias assembly 42 can make to directly act on described block piece 411, can be also to act on the miscellaneous part linking with described block piece 411.
Below in conjunction with Fig. 3, Fig. 4 figure, 5, describe the set-up mode of the linkage unit in the present embodiment in detail:
Described linkage unit 44 one end and described front operating axis 101 or its STATEMENT OF FEDERALLY SPONSORED are rotationally connected, the other end drives respectively described stop part 431 to stop described block piece 411 to be given up the throne and abdicates described handle hole 103 in the motion process rotating with front operating axis 101, also both linkage unit 44 is equivalent to the triggering part that moving to of described stop part 431 stops described block piece 411 to be given up the throne, it moves with described operating axis 101, and in motion process, triggers or directly promote described stop member 431 motions.
Further, referring to Fig. 8, described linkage unit 44 is by the inner arc plate 45 being rotationally connected with described lock tube 102 and form with the drive link 46 that described inner arc plate 45 other ends are rotationally connected; The reciprocating motion under the drive of described inner arc plate 45 of described drive link 46, and drive described stop part 431 reciprocating motions.
It should be noted that, described inner arc plate 45 is not limited in described lock tube 102 and is rotationally connected, can also make to be rotationally connected with described operating axis 101 or operating axis 101 on STATEMENT OF FEDERALLY SPONSORED be connected, although do not show in the accompanying drawings, but those skilled in the art can understand by following description, inner arc plate 45 is to be rotationally connected with operating axis 101 or its STATEMENT OF FEDERALLY SPONSORED, and it can have the displacement component of horizontal or vertical direction in operating axis 101 rotation processes, thereby make to be subjected to displacement with the drive link 46 of its interlock, described drive link 46 is in the process being subjected to displacement, trigger the motion of described stop part 431.
Below in conjunction with Fig. 6, describe the set-up mode of lock tube 102 in detail:
On described operating axis 101, be installed with disc cam, one end of the protruding end of described disc cam and described inner arc plate 45 is rotationally connected, even if also the end of described cam assembling structure is the junction of lock tube 102 and inner arc plate 45, lock tube is in rotation process like this, just can drive described inner arc plate 45 to there is the displacement component of horizontal direction, lock tube 102 center should have the running part of driving torque simultaneously, and described running part can be that described handle hole 103 also can make to come with groove complementary fit the bossing of transmitting torque; Described block piece 411 is arranged on the outside of described lock tube 102, thereby play the effect of blocking described handle hole 103, after described block piece 411 is pushed aside, described handle hole 103 exposes, thereby can described operating axis 101 and described lock tube 102 be rotated by having the rotary handle of the external part matching with described handle hole 103.
It will be appreciated that, thereby realize the connector make inner arc plate 45 there is horizontal displacement and be not limited in this kind of form of disc cam for being connected with described inner arc plate 45, and described disc cam is not limited only to be fixedly installed on this kind of form on described operating axis 101, although do not show in the accompanying drawings, but those skilled in the art can understand by following description, thereby describedly for being connected with described inner arc plate 45, realizing the connector make described inner arc plate 45 there is horizontal displacement and can also be one-body molded or be fixedly installed on the lug boss on described lock tube 102 or on described operating axis 101, the end of described lug boss is for being connected with described inner arc plate 45, thereby when the described operating axis 101 of rotation, can make described inner arc plate 45 and connected drive link 46 can trend towards triggering the direction motion of described stop part 431, for example: described disc cam can also be one-body molded on described lock tube 102, or connect in the STATEMENT OF FEDERALLY SPONSORED of described operating axis 101.
In the present embodiment, referring to Fig. 3, Fig. 4, Fig. 5, described stop part 431 is the movement parts that are separately positioned on the motion path of described block piece 411 or its STATEMENT OF FEDERALLY SPONSORED, can move under the driving at described linkage unit 44 on the motion path of described block piece 411 or its STATEMENT OF FEDERALLY SPONSORED, stop described block piece 411 to be given up the throne and abdicate described handle hole 103, described stop part 431 moves to by being triggered on the motion path that described block piece 411 gives up the throne, and plays to stop described block piece 411 to be given up the throne to abdicate the effect of described handle hole 103.
Further, described stop part 431 is set to electromagnet, the power-on switch of described stop part 431 is arranged on the motion path of described linkage unit 44 or its STATEMENT OF FEDERALLY SPONSORED, rotate described operating axis 101 and drive described stop part 431 to upspring, to stop described block piece 411 to be given up the throne, abdicate described handle hole 103.Because electromagnet has, energising is ejected and the characteristic of power-off adhesive, and therefore stop part is set to electromagnet and can controls by the switch of electromagnet described in the motion triggers of described drive link 46 ejection and the adhesive of described electromagnet.
Further, the power-on switch of described electromagnet is arranged on the motion path of described drive link 46.
Further, also comprise the electromagnet slideway 432 being installed on described front door of switch cabinet inwall, described stop part 431 is arranged in described electromagnet slideway, also in the position, Qianmen of described switch cubicle, arrange and supply the described electromagnet reciprocating electromagnet slideway 432 of portion within it, in order to limit the motion path of described stop part 431, thereby guarantee that described stop part 431 can stop reliably described block piece 411 to be given up the throne and abdicate described handle hole 103.
Below in conjunction with Fig. 1, Fig. 3, Fig. 4, Fig. 5, describe the set-up mode that blocks assembly in the present embodiment in detail:
The described assembly that blocks comprises:
Block piece 411, front end is provided with towards described switch cubicle lateral direction bending for stirring the clicking section of described block piece 411;
Interlock plate 412, one end is fixedly connected with described block piece 411;
Baffle plate 413, be fixedly connected with the other end of described interlock plate, on its motion path, be provided with electromagnet slideway 432, also be that described stop part 431 is flexible on the motion path of described baffle plate 413, and described baffle plate 413 and relative being fixedly connected with of described block piece 411, stop described block piece 411 to be given up the throne to abdicate the effect of described handle hole 103 thereby play.
Further, described baffle plate 413, interlock plate 412 and described block piece 411 connect by riser 414 bolts of bending each other, are formed with the straight shape passage passing for described drive link 46 on described riser 414.Riser 414 bolts that the mode that is fixedly connected with between described baffle plate 413, junction panel 412 and described block piece 411 is not limited in by bending in the same way connect, and can also be welding riveted joint or stacked placement and are bolted etc. other and are fixedly connected with mode.The effect of the craspedodrome passage forming on described riser 414 is the motion path that limits described drive link 46, thereby make the reliable reciprocating motion of described drive link 46 in the power-on switch position of described stop part 431, make described drive link can trigger reliably described power-on switch.
In the present embodiment, as preferred embodiment a kind of, described bias assembly 42 acts on described baffle plate 413, so that described baffle plate 413 has towards the movement tendency that blocks described handle hole 103 directions with the block piece 411 being fixedly connected with relative to described baffle plate, described bias assembly 42 can also be to act on the riser 414 that described baffle plate 413 is bent to form, described bias assembly 42 is preferably set to stage clip, its one end is fixed on described riser 414, the other end is fixed on the flange or other male member of described switch cubicle inner side formation, thereby play baffle plate 413 described in bias voltage, so that can have towards the trend of blocking described handle hole 103 direction motions with the described block piece 411 of described baffle plate 413 interlocks, and after pushing described block piece 411 aside, described block piece 411 can automatically reset under the effect of described bias assembly 42.
Below in conjunction with Fig. 2, Fig. 7, describe the set-up mode of locking assembly 201 in the present embodiment in detail:
Described locking assembly 201 is arranged on described rear operating axis 202 towards one end of rear door of switch cabinet, on described locking assembly 201, form hook release and close the dead bolt 203 at cabinet back door, locking assembly 201 can drive its rotation when described rear operating axis 202 rotates like this, thereby realizes after release cabinet door after cabinet door or locking.
Further, described backdoor practice mechanism 2 is provided with locking assembly 201 in arranged on left and right sides respectively, the locking assembly 201 of described arranged on left and right sides acts on rear door of switch cabinet simultaneously, and the benefit arranging is like this that the dead bolt that need to simultaneously open both sides could open rear door of switch cabinet.
Below in conjunction with Fig. 1, Fig. 2, Fig. 9, describe the set-up mode of transmission mechanism 3 in the present embodiment in detail:
Described front operating axis 101 comprises the active driving section being connected with described transmission mechanism 3, described rear operating axis 202 comprises the driven driving section being connected with described transmission mechanism 3, described transmission mechanism 3 connects described active driving section and described driven driving section, described active driving section is driven by described front operating axis 101, described driven driving section is fixedly connected with and can drives rear operating axis 202 to rotate with described rear operating axis 202, and described transmission mechanism 3 can make the loop separating brake forming with bus in the process of action, thereby this side loop power-off in assurance switch cubicle, to guarantee staff's safety.
Below introduce several set-up modes of described transmission mechanism 3:
A kind of preferred arrangement of described transmission mechanism 3 is: described active driving section is the active conical tooth wheel end 104 that is formed at described front operating axis 101, described driven driving section is the driven wheel of differential end 105 that is formed at described rear operating axis 202, described transmission mechanism 3 is set to connect the bevel gear dish 301 of described active conical tooth wheel end 104 and driven wheel of differential end 105, the mode that adopts Bevel Gear Transmission has reliable transmission than other kinds of drive in prior art, take the interior space of switch cubicle little, and can recently regulate by adjusting the transmission of drive bevel gear and driven wheel of differential the rotational displacement of front operating axis 101 and rear operating axis 202, to adapt to the switch cubicle of different size.
The another kind of set-up mode of described transmission mechanism 3 is: the end that described transmission mechanism 3 can also be set to described front operating axis 101 is connected with belt pulley, the end of described rear operating axis 202 is connected with belt pulley, by belt pulley transmission, make described front operating axis 101 and described rear operating axis 202 interlocks, and the switch in the loop forming with this side bus is set on described belt, thereby realize, closes a floodgate or separating brake.
Below be described in detail in the set-up mode of active conical tooth wheel end described in transmission mechanism 3 104 and described driven wheel of differential end 105:
Referring to Fig. 2, Fig. 9, described active conical tooth wheel end 104 and described driven wheel of differential end 105 are arranged on same straight line, general double-bus isolating switch cabinet interlocking gear described front operating axis 101 in switch cubicle is located along the same line substantially with described rear operating axis 102, therefore preferably described active conical tooth wheel end 104 is arranged on same straight line with described driven wheel of differential end 105.
It should be noted that, according to actual user demand, also can say that active conical tooth wheel end 104 and described driven wheel of differential end 105 have the setting of certain angle, so that the operating axis in left side can drive the lock on right side to close, or make the operating axis on right side can drive the lock in left side to close; The situation of insufficient space in switch cubicle, also can make to adapt in this way the length of described front operating axis 101 or described rear operating axis 102.
In addition, the number of teeth of described active conical tooth wheel end 104 is greater than the number of teeth of described driven wheel of differential end 105.
In the present embodiment, a kind of double bus isolation is from the course of work of switch interlocking mechanism:
Separating brake process: push the described block piece 411 on a side operating mechanism aside, expose described handle hole 103, use have coordinate with described handle hole 103 can transmitting torque handle or other instruments rotate described handle hole 103, thereby drive described operating axis 101 to rotate, described operating axis 101 drives described bevel gear dish 301 to rotate, and with described bevel gear dish 301 interlocks and with this side bus, forms switch module separating brake in the process of rotating with described bevel gear dish 301 in loop; Meanwhile, described bevel gear dish 301 rotates and can drive described rear operating axis 202 to rotate, thereby makes to drive the release of described back door with described rear operating axis 202; Meanwhile, described front operating axis 101 is in rotation process, drive described inner arc plate 45 motions, on the craspedodrome passage that the drive link 46 that described inner arc plate 45 drives are rotationally connected with it forms on described riser 414, move, described drive link 46 triggers the power-on switch that described stop part 431 (electromagnet) ejects in motion process, thereby play after operation one side operating mechanism the effect that opposite side operating mechanism is blocked; Then staff need press described stop part 431 (electromagnet) with hand, now the block piece 411 of opposite side can be opened, operate as stated above this side operating mechanism, thereby make the operating mechanism of both sides all in gate-dividing state, and 2 releases simultaneously of both sides backdoor practice mechanism, the back door of switch cubicle can be opened.
Making process: by handle hole 103 described in the tool operations such as handle in contrast to separating brake direction rotation, thereby drive switch cubicle inner looping to close a floodgate, and drive described backdoor practice mechanism 2 lockings, due to described in reverse rotation during operating axis 101, direction of motion motion when described drive link 46 is in reverse to separating brake under the pulling of inner arc plate 45, while therefore departing from the power-on switch of described stop part 431 (electromagnet), described stop part 431 (electromagnet) can not eject, therefore blocking mechanism 4 can not block, and both sides operating mechanism can normally close a floodgate.
Embodiment 2:
The present embodiment is the distortion on the basis of embodiment 1, and the present embodiment difference from Example 1 is, the number of teeth of described active conical tooth wheel end 104 equals the number of teeth of described driven wheel of differential 105 ends.
Embodiment 3:
The present embodiment is the distortion on embodiment 1 or 2 bases, the present embodiment difference from Example 1 is, the another kind of set-up mode of described transmission mechanism 3 is: described transmission mechanism 3 is set to three linkages, its one end is connected with described front operating axis 101, the other end is connected with described rear operating axis 202, thereby when front operating axis 101 rotates, drives described rear operating axis 202 to rotate.And 3 of described transmission mechanisms have reciprocal variation displacement in transmission process, so that the loop separating brake or the combined floodgate that form with this side bus.
Obviously, above-described embodiment is only for example is clearly described, not the restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And the apparent variation of being extended out thus or change are still among the protection range in the invention.
Claims (20)
1. double bus isolation, from a switch interlocking mechanism, comprises identical left-hand operation mechanism and the east side operation mechanism of structure that is separately positioned on switch cubicle both sides, and described left-hand operation mechanism and east side operation mechanism all comprise respectively:
Qianmen operating mechanism (1), it is included in front door of switch cabinet place transmitting torque and to the front operating axis (101) extending in switch cubicle;
Backdoor practice mechanism (2), it comprises for the locking assembly at locking switch cabinet back door (201), and the rear operating axis (202) that drives rear door of switch cabinet described in described locking assembly (201) locking or release;
Transmission mechanism (3), is passed to described rear operating axis (202) by the moment of torsion of described front operating axis (101), and in its motion process the combined floodgate of circuit or separating brake in control switch cabinet;
It is characterized in that, described left-hand operation mechanism and east side operation mechanism also comprise respectively a blocking mechanism (4) that blocks this side operating mechanism, two described blocking mechanisms (4) connect by linkage unit (44), after wherein a side blocking mechanism (4) is opened, rotate described front operating axis (101) and make switch cubicle inner looping separating brake, described operating axis (101) drives described linkage unit (44) to drive the blocking mechanism (4) of opposite side to block.
2. a kind of double bus isolation according to claim 1 is from switch interlocking mechanism, it is characterized in that, described front operating mechanism (1) also comprises the lock tube (102) that is fixedly connected on described front operating axis (101) end, on described lock tube (102), be formed with the handle hole (103) for transmitting torque, it is upper that described blocking mechanism (4) acts on described handle hole (103), to block described handle hole (103), described operating axis (101) can not be rotated.
3. a kind of double bus isolation according to claim 2, from switch interlocking mechanism, is characterized in that, described blocking mechanism comprises:
Block assembly (41), comprise and Qianmen operating mechanism (1) interlock, and the block piece (411) on handle hole (103) is blocked in activity;
Bias assembly (42), makes block piece (411) have the biasing force towards the motion of the handle hole blocking (103) direction;
Stopping element (43), comprises behind rotary manipulation hole (103), can stop that block piece (411) on this handle hole (103) is given up the throne respectively to abdicate two stop parts (431) of handle hole (103).
According to a kind of double bus isolation described in claim 1-3 any one from switch interlocking mechanism, it is characterized in that, described linkage unit (44) one end and described front operating axis (101) or its STATEMENT OF FEDERALLY SPONSORED are rotationally connected, and the other end drives respectively described stop part (431) to stop described block piece (411) to be given up the throne and abdicates described handle hole (103) in the motion process rotating with front operating axis (101).
5. a kind of double bus isolation according to claim 4 is from switch interlocking mechanism, it is characterized in that, described linkage unit (44) is by the inner arc plate (45) being rotationally connected with described lock tube (102) and form with the drive link (46) that described inner arc plate (45) other end is rotationally connected; Described drive link (46) reciprocating motion under the drive of described inner arc plate (45), and drive described stop part (431) reciprocating motion.
6. a kind of double bus isolation according to claim 5, from switch interlocking mechanism, is characterized in that, described operating axis is installed with disc cam on (101), and one end of the protruding end of described disc cam and described inner arc plate (45) is rotationally connected.
7. a kind of double bus isolation according to claim 6 is from switch interlocking mechanism, it is characterized in that, described stop part (431) is the movement parts being separately positioned on the motion path of described block piece (411) or its STATEMENT OF FEDERALLY SPONSORED, can move under the driving in described linkage unit (44) on the motion path of described block piece (411) or its STATEMENT OF FEDERALLY SPONSORED, stop described block piece (411) to be given up the throne and abdicate described handle hole (103).
8. a kind of double bus isolation according to claim 7 is from switch interlocking mechanism, it is characterized in that, described stop part (431) is set to electromagnet, the power-on switch of described stop part (431) is arranged on the motion path of described linkage unit (44) or its STATEMENT OF FEDERALLY SPONSORED, rotate described operating axis (101) and drive described stop part (431) to upspring, to stop described block piece (411) to be given up the throne, abdicate described handle hole (103).
9. a kind of double bus isolation according to claim 8, from switch interlocking mechanism, is characterized in that, the power-on switch of described electromagnet is arranged on the motion path of described drive link (46).
10. a kind of double bus isolation is according to claim 8 or claim 9 from switch interlocking mechanism, it is characterized in that, also comprise the electromagnet slideway (432) being installed on described front door of switch cabinet inwall, described stop part (431) is arranged in described electromagnet slideway.
11. a kind of double bus isolations according to claim 10, from switch interlocking mechanism, is characterized in that, described in block assembly and comprise:
Block piece (411), front end is provided with towards described switch cubicle lateral direction bending for stirring the clicking section of described block piece (411);
Interlock plate (412), one end is fixedly connected with described block piece (411);
Baffle plate (413), is fixedly connected with the other end of described interlock plate, is provided with electromagnet slideway (432) on its motion path.
12. according to a kind of double bus isolation described in claim 9 to 11 any one from switch interlocking mechanism, it is characterized in that, described baffle plate (413), interlock plate (412) and described block piece (411) connect by riser (414) bolt of bending each other, are formed with the straight shape passage passing for described drive link (46) on described riser (414).
13. a kind of double-bus isolating switch cabinet operating mechanisms according to claim 12, it is characterized in that, it is upper that described bias assembly (42) acts on described baffle plate (413), so that described baffle plate (413) has towards the movement tendency that blocks described handle hole (103) direction with the block piece (411) being fixedly connected with relative to described baffle plate.
14. according to a kind of double bus isolation described in claim 1 to 13 any one from switch interlocking mechanism, it is characterized in that, described locking assembly (201) is arranged on described rear operating axis (202) towards one end of rear door of switch cabinet, forms the dead bolt (203) that cabinet back door is closed in hook release on described locking assembly (201).
15. according to a kind of double bus isolation described in claim 6 to 17 any one from switch interlocking mechanism, it is characterized in that, described backdoor practice mechanism (2) is provided with locking assembly (201) in arranged on left and right sides respectively, and the locking assembly of described arranged on left and right sides (201) acts on rear door of switch cabinet simultaneously.
16. according to a kind of double bus isolation described in claim 1 to 15 any one from switch interlocking mechanism, it is characterized in that, described front operating axis (101) comprises the active driving section being connected with described transmission mechanism (3), described rear operating axis (202) comprises the driven driving section being connected with described transmission mechanism (3), and described transmission mechanism (3) connects described active driving section and described driven driving section.
17. a kind of double bus isolations according to claim 16 are from switch interlocking mechanism, it is characterized in that, described active driving section is for being formed at the active conical tooth wheel end (104) of described front operating axis (101), described driven driving section is for being formed at the driven wheel of differential end (105) of described rear operating axis (202), and described transmission mechanism (3) is set to connect the bevel gear dish (301) of described active conical tooth wheel end (104) and driven wheel of differential end (105).
18. a kind of double bus isolations according to claim 17, from switch interlocking mechanism, is characterized in that, described active conical tooth wheel end (104) and described driven wheel of differential end (105) are arranged on same straight line.
19. according to a kind of double bus isolation described in claim 17 or 18 from switch interlocking mechanism, it is characterized in that, the number of teeth of described active conical tooth wheel end (104) is greater than the number of teeth of described driven wheel of differential end (105).
20. according to a kind of double bus isolation described in claim 17 or 18 from switch interlocking mechanism, it is characterized in that, the number of teeth of described active conical tooth wheel end (104) equals the number of teeth of described driven wheel of differential end (105).
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| CN201410422516.5A CN104157501B (en) | 2014-08-25 | 2014-08-25 | A kind of double bus isolation is from switch interlocking mechanism |
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| CN201410422516.5A CN104157501B (en) | 2014-08-25 | 2014-08-25 | A kind of double bus isolation is from switch interlocking mechanism |
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| CN104157501B CN104157501B (en) | 2016-08-17 |
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| US20080190747A1 (en) * | 2007-02-12 | 2008-08-14 | Carson Eddie D | Electrical switching apparatus and interlock assembly therefor |
| US7462792B1 (en) * | 2008-03-13 | 2008-12-09 | Esl Power Systems, Inc. | Power transmission safety system |
| CN102243927A (en) * | 2011-04-12 | 2011-11-16 | 温州盛川机电制造有限公司 | Operating mechanism of high-voltage switch cabinet |
| CN102881484A (en) * | 2012-08-29 | 2013-01-16 | 温州新机电器有限公司 | Double-isolation operation interlocking mechanism for double-bus middle-placed switch cabinet |
| CN204189693U (en) * | 2014-08-25 | 2015-03-04 | 华仪电气股份有限公司 | A kind of double bus isolation is from switch interlocking mechanism |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080190747A1 (en) * | 2007-02-12 | 2008-08-14 | Carson Eddie D | Electrical switching apparatus and interlock assembly therefor |
| US7462792B1 (en) * | 2008-03-13 | 2008-12-09 | Esl Power Systems, Inc. | Power transmission safety system |
| CN102243927A (en) * | 2011-04-12 | 2011-11-16 | 温州盛川机电制造有限公司 | Operating mechanism of high-voltage switch cabinet |
| CN102881484A (en) * | 2012-08-29 | 2013-01-16 | 温州新机电器有限公司 | Double-isolation operation interlocking mechanism for double-bus middle-placed switch cabinet |
| CN204189693U (en) * | 2014-08-25 | 2015-03-04 | 华仪电气股份有限公司 | A kind of double bus isolation is from switch interlocking mechanism |
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| CN104157501B (en) | 2016-08-17 |
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