CN108597925B - Circuit switchgear and power control cabinet - Google Patents
Circuit switchgear and power control cabinet Download PDFInfo
- Publication number
- CN108597925B CN108597925B CN201810404448.8A CN201810404448A CN108597925B CN 108597925 B CN108597925 B CN 108597925B CN 201810404448 A CN201810404448 A CN 201810404448A CN 108597925 B CN108597925 B CN 108597925B
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- CN
- China
- Prior art keywords
- cabinet
- cam
- cabinet door
- driver framework
- locating part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
- H01H9/226—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts the casing containing electrical equipment other than and operated by the switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/42—Driving mechanisms, i.e. for transmitting driving force to the contacts using cam or eccentric
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
Abstract
The invention discloses a kind of circuit switchgear and power control cabinets, including breaker, breaker includes switch knob, switch knob in predetermined amplitude by rotating the switching realized between open position and closing position, it further include the outer hand-operational apparatus of cabinet, the outer hand-operational apparatus of cabinet includes rotational handle, panel is installed, it is driven bar assembly, cam drive component and driver framework, rotational handle is connected to one end of transmission bar assembly and is located at the outside of cabinet door, it is rotationally connected in installation panel and cabinet door in the middle part of transmission bar assembly, the other end of transmission bar assembly is fixedly connected on the central axis of cam, one end of connecting rod is rotationally connected on driver framework, the rotate driving driver framework of rotational handle moves back and forth, driver framework is socketed on switch knob, driver framework, which moves back and forth, drives switch knob in open position and closing position Switch between setting.Circuit switchgear provided by the invention reduces the operating procedure of breaker；And promote safety coefficient.
Description
Technical field
The present invention relates to electrical equipments, and in particular to a kind of circuit switchgear and power control cabinet.
Background technique
As a kind of switching device, breaker is widely used in all kinds of high pressures and low-voltage circuit.In some occasions, such as
In electric control chamber, a large amount of circuits or circuit device gather herein, at this point, breaker and all kinds of circuit devices are installed concentratedly in electricity
In order to managing and controlling in control.
In the prior art, all kinds of switchgears, measuring instrumentss, protection electric appliance and ancillary equipment are covered in power control cabinet, this its
In, the only breaker of regular job is needed, remaining each equipment or can be examined by the transparent windows in power control cabinet
It sees or can directly be shown by the display screen in power control cabinet cabinet door.And in the prior art operating breaker when, need
Cabinet door is opened, operating breaker then shuts cabinet door again, and this operation is constitute an inconvenience in that, on the one hand, big after unlatching cabinet door
Amount circuit arrangement is exposed, and brings potential hidden danger to safety management.On the other hand, it needs to open and close cabinet door, step
Much.
Summary of the invention
The object of the present invention is to provide a kind of circuit switchgear and power control cabinets, with the above-mentioned deficiency in solution technology
Place.
To achieve the goals above, the invention provides the following technical scheme:
A kind of circuit switchgear, including breaker, the breaker include switch knob, the switch knob by
The switching between open position and closing position is realized in rotation in predetermined amplitude, and the breaker is for installation into a power control cabinet
Inside, further includes the outer hand-operational apparatus of cabinet, and the outer hand-operational apparatus of the cabinet includes rotational handle, installation panel, drive rod
Component, cam drive component and driver framework, the cam drive component include cam and are rotationally connected with the cam nose
Hold the connecting rod of central area；
The installation panel is used for the cabinet door fixed to the power control cabinet, and the rotational handle is connected to the drive rod
One end of component and the outside for being located at the cabinet door, are rotationally connected with the installation panel and institute in the middle part of the transmission bar assembly
It states in cabinet door, the other end of the transmission bar assembly is fixedly connected on the central axis of the cam, one end of the connecting rod
It is rotationally connected on the driver framework, driver framework described in the rotate driving of the rotational handle moves back and forth, the driving
Frame is socketed on the switch knob, the driver framework move back and forth drive the switch knob in the open position and
Switch between closing position；
It is provided with baffle in the middle part of the transmission bar assembly, is provided with limiting section on the doorframe, in the closing position,
The limiting section is blocked on the cabinet door opening stroke of the baffle.
Above-mentioned circuit switchgear further includes that manual emergency disconnects component, and it includes that the manual emergency, which disconnects component,
One drive rod, the first locating part, the first actuator and the first elastic parts；
First actuator is set to the side of the closing position of the driver framework, the first elastic parts connection
In on first actuator, first elastic parts is in energy accumulating state, and first elastic parts is transported from deformed state
The stroke for moving normal condition drives the driver framework to move to open position from closing position；
First locating part, which has, to be blocked in the blocking position in the movement travel of first actuator, and described first
One end of drive rod is located in the through-hole in the cabinet door, and the other end of first drive rod is connected to first locating part
On, first drive rod drives first locating part to be detached from blocking position by down stroke.
Above-mentioned circuit switchgear includes heat-conducting part, the marmem being sequentially connected on first drive rod
Portion and driving portion, one end of the heat-conducting part are provided with the first radial extension, and first radial extension fits in
The back side of the cabinet door is extended when the marmem portion is configured as temperature greater than 80 degree to drive first limit
Part is detached from blocking position.
Above-mentioned circuit switchgear, the other end of the heat-conducting part are provided with the second radial extension, and described second
Radial extension is set to the front of the cabinet door.
Above-mentioned circuit switchgear, the first locating part, the first actuator are block, described in the closing position
First locating part is connected with first actuator by cammed surface, and phase on first locating part and first actuator
The end face mutually deviated from is also cammed surface.
Above-mentioned circuit switchgear, the transmission bar assembly include the first bar being connected with the rotational handle and with institute
The second connected bar of cam is stated, central through hole is provided on first bar, one end of second bar is inserted by non-revolved body
It is connected in the central through hole；
First drive rod is located in the central through hole and abuts the non-revolved body, the center of the cam bottom surface
Axis area is provided with pillar, and first elastic parts is the first torsional spring being socketed on the pillar, the bottom of the cam
Portion is additionally provided with lug boss, and first actuator is the cam drive component；
First locating part is the column being set in circuit breaker housing, in the closing position, the lug boss with
The column is connected to each other.
Above-mentioned circuit switchgear further includes the second elastic parts, and second elastic parts abuts first limit
Position part, in the normal condition of second elastic parts, first locating part is in blocking position, and the locating part is detached from institute
The stroke for stating blocking position forces second elastic parts deformation occurs.
Above-mentioned circuit switchgear further includes auxiliary door opening component, and the auxiliary door opening component includes auxiliary door opening bar,
One end setting of the auxiliary door opening bar is located at the front of the cabinet door, and the other end of the auxiliary door opening bar is provided with back taper
Portion；
The baffle includes the fixed part and movable part being rotatablely connected by shaft, is socketed with the second torsion in the shaft
Spring, in the closing position, the limiting section is blocked on the cabinet door opening stroke of the movable part, and the back taper portion is bonded
In on the movable part, the pressing stroke of the auxiliary door opening bar drives what the movable part left the limiting section to block work
With.
A kind of power control cabinet, including cabinet body, the cabinet body include doorframe and the cabinet door that is set on the doorframe, and feature exists
In being equipped with above-mentioned circuit switchgear in the cabinet body, the rotational handle is set to the outside of the cabinet body.
In the above-mentioned technical solutions, circuit switchgear provided by the invention, on the one hand, by being set on the outside of cabinet door
Rotational handle operating breaker so reduces the operating procedure of breaker；On the other hand, doorframe and cabinet are locked in "on" position
Door so prevents intentional or unintentional destruction so that cabinet door can not be opened, and promotes safety coefficient.
Since foregoing circuit switching device has above-mentioned technique effect, the power control cabinet comprising the circuit switchgear should also have
There is corresponding technical effect.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only one recorded in the present invention
A little embodiments are also possible to obtain other drawings based on these drawings for those of ordinary skill in the art.
Fig. 1 is the structural schematic diagram of breaker provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of circuit switchgear provided by one embodiment of the present invention；
Fig. 3 is rotational handle provided by one embodiment of the present invention and the structural schematic diagram for installing panel；
Fig. 4 is the structural schematic diagram for the circuit switchgear that another embodiment of the present invention provides；
Fig. 5 is the structural schematic diagram that the manual emergency that another embodiment of the present invention provides disconnects component；
Fig. 6 is one of the status diagram for the cam drive component that another embodiment of the present invention provides；
Fig. 7 is the two of the status diagram for the cam drive component that another embodiment of the present invention provides.
Description of symbols:
1, breaker；1.1, switch knob；2, rotational handle；3, panel is installed；4, it is driven bar assembly；4.1, the first bar；
4.2, the second bar；5, cam drive component；5.1, cam；5.11, pillar；5.12, lug boss；5.2, connecting rod；6, driver framework；
7, power control cabinet；7.1, cabinet door；7.2, doorframe；7.21, limiting section；8, baffle；8.1, fixed part；8.2, movable part；8.3, shaft；
9, back taper portion；10, manual emergency disconnects component；10.1, the first drive rod；10.11, heat-conducting part；10.12, shape memory close
Golden portion；10.13, driving portion；10.14, the first radial extension；10.15, the second radial extension；10.2, the first locating part；
10.3, the first actuator；10.4, the first elastic parts；11, the second elastic parts；12, auxiliary door opening component；12.1, auxiliary is opened
Door rod.
Specific embodiment
In order to make those skilled in the art more fully understand technical solution of the present invention, below in conjunction with attached drawing to this hair
It is bright to be further detailed.
As shown in figs. 1-7, a kind of circuit switchgear provided in an embodiment of the present invention, including breaker 1, the breaker
1 includes switch knob 1.1, and the switch knob 1.1 is realized by rotating in predetermined amplitude in open position and closing position
Between switching, the breaker 1 further includes the outer hand-operational apparatus of cabinet for installation into the inside of a power control cabinet 7, outside the cabinet
Hand-operational apparatus includes rotational handle 2, installation panel 3, transmission bar assembly 4, cam drive component 5 and driver framework 6, institute
Stating cam drive component 5 includes cam 5.1 and the connecting rod 5.2 for being rotationally connected with the 5.1 central tip region of cam；The peace
It fills panel 3 and is used for the cabinet door 7.1 fixed to the power control cabinet 7, the rotational handle 2 is connected to the transmission bar assembly 4
The middle part in one end and the outside for being located at the cabinet door 7.1, the transmission bar assembly 4 is rotationally connected with the installation panel 3 and institute
It states in cabinet door 7.1, the other end of the transmission bar assembly 4 is fixedly connected on the central axis of the cam 5.1, the connecting rod
5.2 one end is rotationally connected on the driver framework 6, and driver framework 6 described in the rotate driving of the rotational handle 2 is back and forth transported
Dynamic, the driver framework 6 is socketed on the switch knob 1.1, and the driver framework 6, which moves back and forth, drives the switch knob
1.1 switch between the open position and closing position；The middle part of the transmission bar assembly 4 is provided with baffle 8, the doorframe
Limiting section 7.21 is provided on 7.2, in the closing position, the limiting section 7.21, which blocks the cabinet door 7.1 in the baffle 8, to be beaten
Start in journey.
Specifically, breaker 1 may refer to all kinds of breaker 1 in the prior art, the main innovation point of the present embodiment
It is to provide an operating device that can be turned off and close a floodgate outside the cabinet of power control cabinet 7 for breaker 1, power control cabinet 7 includes door
Cabinet door 7.1 in frame 7.2 and doorframe 7.2, cabinet door 7.1 is by operation to open or close.As shown in Figure 1, breaker 1 has
Turn off the switch knob 1.1 with closing operation, in general, switch knob 1.1 by certain amplitude as in 20-60 degree
Rotation, the both ends of rotational travel are respectively open position and closing position, this is the prior art, is not repeated.The present embodiment provides
The outer hand-operational apparatus of the cabinet for operating outside cabinet include rotational handle 2, installation panel 3, transmission bar assembly 4, cam drive
Component 5 and driver framework 6, as shown in Fig. 4,6,7, these components are sequentially connected one transmission mechanism of composition, wherein rotation hand
Handle 2 is located at the outside of cabinet door 7.1, and transmission bar assembly 4 runs through cabinet door 7.1, remaining each component is set to inside power control cabinet 7.More
Specifically, rotational handle 2 is connected to one end of transmission bar assembly 4, the other end of transmission bar assembly 4 connects cam 5.1, so turns
The rotation of fixed handle 2 drives transmission bar assembly 4 to rotate, and the rotation band moving cam 5.1 for being driven bar assembly 4 rotates, in the present embodiment,
Cam drive component 5 includes cam 5.1 and connecting rod 5.2, and the both ends of cam 5.1 are semi-circular structure, two semi-circular structures it is big
It is small different and connected by linear structure gentle transition, wherein transmission bar assembly 4 and connecting rod 5.2 are connected to cam 5.1
Both ends, one end of such cam 5.1 receive the rotation of transmission bar assembly 4 to rotate, and one end drives connecting rod 5.2 to swing,
And the other end of connecting rod 5.2 connects driver framework 6, driver framework 6 is rectangle structure, square structure or other has two
The structure of a parallel gag lever post, driver framework 6 are socketed on switch knob 1.1, and the swing of such connecting rod 5.2 drives driver framework
6 is mobile, and driver framework 6 is mobile to drive switch knob 1.1 to move, and the control swung to switch knob 1.1 is realized, by above
The rotation of structure, rotational handle 2 is realized to the disconnection of switch knob 1.1 and the control of combined floodgate.
In the present embodiment, since switch knob 1.1 can only be swung up and down in predetermined amplitude, driver framework 6 is so forced
Also it can only move up and down, but it is preferable that further including two sliding rails being oppositely arranged in cabinet body, the opposite sides of driver framework 6 is sliding
Dynamic to be connected on sliding rail, such sliding rail realizes the limit to driver framework 6, reduces driver framework 6 to 1.1 side of switch knob to pressure
Power.
In the present embodiment, it is furthermore preferred that two sides of the inside of driver framework 6 for driving switch handle 1.1 are
Inclined-plane fits in a side of open position, an inclined-plane and switch knob 1.1, in closing position, another inclined-plane with
Another side of switch knob 1.1 fits.In this way, driver framework 6 and the bonded area of switch knob 1.1 are larger, it is convenient for
Driving.
In the present embodiment, it is driven in bar assembly 4 and is additionally provided with baffle 8, in closing position, baffle 8 is located at the rear side of threshold,
If opening cabinet door 7.1 at this time, baffle 8 abuts on doorframe 7.2, so that cabinet door 7.1 can not be continued to rotate or be moved, that is, is located at
Closing position, cabinet door 7.1 can not be opened, and after transmission bar assembly 4 turns to open position by closing position, baffle 8, which follows, to be turned
It is dynamic to be detached from doorframe 7.2.In the present embodiment, the position that baffle 8 is abutted on closing position doorframe 7.2 is limiting section 7.21, can
To be only a plane, more preferably, a block is set on doorframe 7.2, there is a groove in block, which is limit
Portion 7.21, when transmission bar assembly 4 rotates, baffle 8 is transferred to the groove, and such baffle 8 is more thorough to the position-limiting action of doorframe 7.2
With it is obvious.
Circuit switchgear provided in an embodiment of the present invention, on the one hand, by the rotational handle for being set to 7.1 outside of cabinet door
2 operating breakers 1 so reduce the operating procedure of breaker 1；On the other hand, doorframe 7.2 and cabinet door are locked in "on" position
7.1, so that cabinet door 7.1 can not be opened, intentional or unintentional destruction is so prevented, promotes safety coefficient.
In another embodiment provided by the invention, further, as shown in figure 5, further including that manual emergency disconnects component
10, in general, the control for disconnecting and closing a floodgate to breaker 1 can be realized by the rotation of rotational handle 2, but in some urgent fields
It closes, needs cut-off breaker 1 the most quick, the quick urgent cut-off breaker 1 of component 10 is disconnected by manual emergency at this time,
It includes the first drive rod 10.1, the first locating part 10.2, the first actuator 10.3 and the first bullet that manual emergency, which disconnects component 10,
Property component 10.4；First drive rod 10.1 is manual lever, and one end, which is located on the outside or cabinet door 7.1 of cabinet door 7.1, to be set
A handle hole is set, the first drive rod 10.1 is located in handle hole, and the first elastic parts 10.4 such as one group or multiple groups elasticity is pressed
Energy storage state is shunk in, is set to inside cabinet door 7.1, one end is provided with the first actuator 10.3 such as plate body or block, plate
Body or block are connected to the side of the driver framework 6 of closing position, and the first locating part 10.2 such as rod piece, plate is connected to first
On actuator 10.3, spring is made to be in energy accumulating state, that is, be in blocking position, the other end of the first drive rod 10.1 abuts
In on the first locating part 10.2, pushing the first drive rod 10.1 on the outside of cabinet door 7.1, the first locating part 10.2 of driving forces it
Move, limitation to the first actuator 10.3 be detached from after movement, since limitation is cancelled, the first elastic parts 10.4 rapidly by
Deformation occurs for energy accumulating state to normal condition, and the first elastic parts 10.4 moves to normal shape from deformed state (energy accumulating state)
The stroke of state drives the driver framework 6 to move to open position from closing position.When needing urgent disconnect, operator is only
The first drive rod 10.1, which need to rapidly be pushed, can be realized disconnection, without going to hold rotational handle 2 and rotate, more quickly.
In the present embodiment, further, manual emergency disconnect component 10 be also used as when fire occurs from dynamic circuit breaker
Component use is opened, specifically, including heat-conducting part 10.11, the marmem being sequentially connected on first drive rod 10.1
Portion 10.12 and driving portion 10.13, heat-conducting part 10.11 are the good structure of thermal conductivity, and it is high to be used for the transmitting when fire occurs
Temperature, marmem portion 10.12 are the component manufactured by marmem, and marmem is to have at different temperatures
There is the alloy structure of different shapes, be the prior art, concrete principle does not repeat, in the present embodiment, by marmem portion
10.12 are configured to the length difference in the case where high temperature such as larger than 60-80 degree and low temperature are such as lower than two states of 60-80 degree, so when hair
When calamity of lighting a fire, the high temperature that fire generates quickly passes to marmem portion 10.12 by heat-conducting part 10.11, and shape memory closes
Golden portion 10.12 is since high temperature deforms so that the length of the first drive rod 10.1, in order to guarantee it is elongated after first drive
Lever 10.1 drives the first locating part 10.2, and one end of heat-conducting part 10.11 is provided with the first radial extension 10.14, described
First radial extension 10.14 fits in the back side of the cabinet door 7.1, i.e. the first driving of the first radial extension 10.14 limit
Bar 10.1, so that after its is elongated also the first locating part 10.2 can not must be driven by drilling out in through-hole.
In the present embodiment, further, the other end of the heat-conducting part 10.11 is provided with the second radial extension
10.15, second radial extension 10.15 is set to the front of the cabinet door 7.1, and the second radial extension 10.15 provides
Biggish area, there are two benefits for tool, on the one hand convenient for quickly pressing quasi- first drive rod 10.1, another party when urgent disconnect
Face promotes thermocontact area convenient for fire occurs, so that marmem portion 10.12 deforms faster.
In the present embodiment, further, the first locating part 10.2, the first actuator 10.3 are block, in the conjunction
Gate position, first locating part 10.2 are connected with first actuator 10.3 by cammed surface, and first locating part
10.2 and first actuator 10.3 on the end face that mutually deviates from also be cammed surface, such first locating part 10.2 and first
Two parts on actuator 10.3 with respect to driving are trapezium structure, i.e., two opposite side surfaces are inclined-plane, its role is to,
When being needed to be reset after urgent disconnect, rotational handle 2 is rotated manually, the first elastic parts 10.4 is strongly forced to deform again
To be restored to energy storage state, at this point, since two end faces of the first locating part 10.2 and the first actuator 10.3 are cammed surface,
It can be forced by wedge structure and move down position limiting structure and get out of the way automatically, only may make that manual emergency is disconnected with rotation rotational handle 2
It opens component 10 to set back, the first elastic parts of manual compression 10.4 is removed again without opening cabinet door 7.1, so that resetting operation
It is more convenient.
In further embodiment provided by the invention, further, there are two connected bars for transmission bar assembly 4 tool
The second bar 4.2 that part specifically includes the first bar 4.1 being connected with the rotational handle 2 and is connected with the cam 5.1, institute
It states and is provided with central through hole on the first bar 4.1, one end of second bar 4.2 is plugged in the central through hole by non-revolved body
In；Such first bar 4.1 by non-revolved body drives the second bar 4.2 after rotating, in aforementioned structure, manual emergency disconnection component 10
Aperture is needed in cabinet door 7.1 to arrange the first drive rod 10.1, and in the present embodiment, the first bar is arranged in the first drive rod 10.1
In 4.1 central through hole, through-hole, non-revolved body described in the end abutment of the first drive rod 10.1, institute so are set without additional
It states and is provided on central axis region i.e. 5.1 bottom surface of cam of 5.1 bottom surface of cam with the region being arranged concentrically in transmission bar assembly 4
Pillar 5.11, the first elastic parts 10.4 are the first torsional spring being socketed on the pillar 5.11, and the bottom of the cam 5.1 is also
It is provided with lug boss 5.12, first actuator 10.3 is the cam drive component 5；First locating part 10.2 is to set
The column being placed on 1 shell of breaker, in the closing position, the lug boss 5.12 is connected to each other with the column.Manual
When urgent disconnection, the first drive rod of manual depression 10.1, on the top of transmission bar assembly 4, the second bar 4.2 is detached from the first bar 4.1,
In the lower part of transmission bar assembly 4, lug boss 5.12 pushes column, and column leaves the restraining position of torsional spring, and torsional spring is by energy storage state
It is returned to nature, which makes cam 5.1 rotate, and is moved to by closing position and disconnects position
It sets.
It further include the second elastic parts 11 further in further embodiment provided by the invention, second elasticity
Component 11 abuts first locating part 10.2, in the normal condition of second elastic parts 11, first locating part
10.2 are in blocking position, and the stroke that the locating part is detached from the blocking position forces second elastic parts 11 that shape occurs
Become, the second elastic parts 11 is restored for the first locating part 10.2, after the pushing of the first drive rod 10.1, passes through the first limit
Position part 10.2 forces the second elastic parts 11 to deform, and after the first drive rod 10.1 unloads power, the second elastic parts 11 replys original
Shape, so that the first locating part 10.2 and the first drive rod 10.1 set back.
It further include auxiliary door opening component 12, auxiliary door opening component further in further embodiment provided by the invention
12 in closing position auxiliary door opening, the auxiliary door opening component 12 to include auxiliary door opening bar 12.1, the auxiliary door opening bar
12.1 one end setting is located at the front of the cabinet door 7.1, pass through aperture is arranged in cabinet door 7.1, auxiliary door opening bar 12.1 is located at
In the through hole, the other end of the auxiliary door opening bar 12.1 is provided with back taper portion 9；The baffle 8 includes passing through shaft 8.3
The fixed part 8.1 and movable part 8.2 of rotation connection, fixed part 8.1 are connected in transmission bar assembly 4, and movable part 8.2 passes through shaft
8.3 and second torsional spring be connected on fixed part 8.1, in the closing position, the limiting section 7.21 is blocked in the movable part
8.2 cabinet door 7.1 is opened on stroke, and the back taper portion 9 fits on the movable part 8.2, the auxiliary door opening bar 12.1
Pressing stroke drive the movable part 8.2 to leave the effect of blocking of the limiting section 7.21, i.e., when pressure auxiliary door opening bar
When 12.1, back taper portion 9 pushes driving movable part 8.2, compels to open cabinet door 7.1 at this time away from doorframe 7.2, that is, exist
"on" position depresses the also openable cabinet door 7.1 of auxiliary door opening bar 12.1.
The embodiment of the present invention also provides a kind of power control cabinet 7, including cabinet body, and the cabinet body includes doorframe 7.2 and is set to institute
The cabinet door 7.1 on doorframe 7.2 is stated, above-mentioned circuit switchgear is installed in the cabinet body, the rotational handle 2 is set to institute
State the outside of cabinet body.Since foregoing circuit switching device has above-mentioned technique effect, the power control cabinet 7 comprising the circuit switchgear
Also there should be corresponding technical effect.
It is above that certain exemplary embodiments of the invention are only described by way of explanation, undoubtedly, for ability
The those of ordinary skill in domain without departing from the spirit and scope of the present invention can be with a variety of different modes to institute
The embodiment of description is modified.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as to the present invention
The limitation of claims.
Claims (8)
1. a kind of circuit switchgear, including breaker, the breaker includes switch knob, and the switch knob passes through pre-
If the switching between open position and closing position is realized in rotation in amplitude, the breaker is for installation into a power control cabinet
Portion, which is characterized in that further include the outer hand-operational apparatus of cabinet, the outer hand-operational apparatus of the cabinet includes rotational handle, mounting surface
Plate, transmission bar assembly, cam drive component and driver framework, the cam drive component include cam and are rotationally connected with institute
State the connecting rod of cam nose central area；
The installation panel is used for the cabinet door fixed to the power control cabinet, and the rotational handle is connected to the transmission bar assembly
One end and be located at the outside of the cabinet door, be rotationally connected with the installation panel and the cabinet in the middle part of the transmission bar assembly
The other end of Men Shang, the transmission bar assembly are fixedly connected on the central axis of the cam, one end rotation of the connecting rod
It is connected on the driver framework, driver framework described in the rotate driving of the rotational handle moves back and forth, the driver framework
It is socketed on the switch knob, the driver framework, which moves back and forth, drives the switch knob in the open position and combined floodgate
Switch between position；
It is provided with baffle in the middle part of the transmission bar assembly, limiting section is provided on the doorframe of the power control cabinet, in the combined floodgate
Position, the limiting section are blocked on the cabinet door opening stroke of the baffle；
It further include that manual emergency disconnects component, it includes the first drive rod, the first locating part, first that the manual emergency, which disconnects component,
Actuator and the first elastic parts；
First actuator is set to the side of the closing position of the driver framework, and first elastic parts is connected to institute
It states on the first actuator, first elastic parts is in energy accumulating state, and first elastic parts is moved to from deformed state
The stroke of normal condition drives the driver framework to move to open position from closing position；
First locating part, which has, to be blocked in the blocking position in the movement travel of first actuator, first driving
One end of bar is located in the through-hole in the cabinet door, and the other end of first drive rod is connected on first locating part,
First drive rod drives first locating part to be detached from blocking position by down stroke.
2. circuit switchgear according to claim 1, which is characterized in that include being sequentially connected on first drive rod
Heat-conducting part, marmem portion and driving portion, one end of the heat-conducting part is provided with the first radial extension, described
First radial extension fits in the back side of the cabinet door, and the marmem portion is stretched when being configured as temperature greater than 80 degree
Length is to drive first locating part to be detached from blocking position.
3. circuit switchgear according to claim 2, which is characterized in that the other end of the heat-conducting part is provided with
Two radial extensions, second radial extension are set to the front of the cabinet door.
4. circuit switchgear according to claim 1, which is characterized in that the first locating part, the first actuator are block
Body, in the closing position, first locating part is connected with first actuator by cammed surface, and first limit
The end face mutually deviated from part and first actuator is also cammed surface.
5. circuit switchgear according to claim 1, which is characterized in that the transmission bar assembly includes and the rotation
The second bar the first connected bar of handle and be connected with the cam, is provided with central through hole on first bar, and described second
One end of bar is plugged in the central through hole by non-revolved body；
First drive rod is located in the central through hole and abuts the non-revolved body, the central axis of the cam bottom surface
Region is provided with pillar, and first elastic parts is the first torsional spring being socketed on the pillar, and the bottom of the cam is also
It is provided with lug boss, first actuator is the cam drive component；
First locating part is the column being set in circuit breaker housing, in the closing position, the lug boss with it is described
Column is connected to each other.
6. circuit switchgear according to claim 1, which is characterized in that it further include the second elastic parts, described second
Elastic parts abuts first locating part, and in the normal condition of second elastic parts, first locating part, which is in, to be hidden
Gear is set, and the stroke that first locating part is detached from the blocking position forces second elastic parts, and deformation occurs.
7. circuit switchgear according to claim 1, which is characterized in that further include auxiliary door opening component, the auxiliary
Enabling component includes auxiliary door opening bar, and one end setting of the auxiliary door opening bar is located at the front of the cabinet door, and the auxiliary is opened
The other end of door rod is provided with back taper portion；
The baffle includes the fixed part and movable part being rotatablely connected by shaft, is socketed with the second torsional spring in the shaft,
The closing position, the limiting section are blocked on the cabinet door opening stroke of the movable part, and the back taper portion fits in institute
It states on movable part, the pressing stroke of the auxiliary door opening bar drives the movable part to leave and blocks to the limiting section.
8. a kind of power control cabinet, including cabinet body, the cabinet body includes doorframe and the cabinet door that is set on the doorframe, and feature exists
In being equipped with the described in any item circuit switchgears of claim 1-7 in the cabinet body, the rotational handle is set to described
The outside of cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810404448.8A CN108597925B (en) | 2018-04-28 | 2018-04-28 | Circuit switchgear and power control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810404448.8A CN108597925B (en) | 2018-04-28 | 2018-04-28 | Circuit switchgear and power control cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108597925A CN108597925A (en) | 2018-09-28 |
| CN108597925B true CN108597925B (en) | 2019-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810404448.8A Active CN108597925B (en) | 2018-04-28 | 2018-04-28 | Circuit switchgear and power control cabinet |
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| Country | Link |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490032B (en) * | 2020-12-24 | 2024-03-15 | 张清 | Indirect contact type electric switch |
| CN113012959B (en) * | 2021-02-23 | 2022-07-29 | 上海柘中电气有限公司 | Visual intelligent cabinet |
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| CN203871668U (en) * | 2014-05-16 | 2014-10-08 | 苏州开关二厂有限公司 | Operation mechanism outside electrical cabinet switch door |
| CN205582851U (en) * | 2016-04-28 | 2016-09-14 | 沈海防爆科技有限公司 | Explosion -proof block terminal miniature circuit breaker controls mechanism |
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| CN107370031A (en) * | 2017-09-06 | 2017-11-21 | 江苏银佳企业集团有限公司 | A kind of switch elements power distribution cabinet and its application method with automatic ventilation function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203871668U (en) * | 2014-05-16 | 2014-10-08 | 苏州开关二厂有限公司 | Operation mechanism outside electrical cabinet switch door |
| CN205582851U (en) * | 2016-04-28 | 2016-09-14 | 沈海防爆科技有限公司 | Explosion -proof block terminal miniature circuit breaker controls mechanism |
| CN206041320U (en) * | 2016-08-30 | 2017-03-22 | 无锡双欢电气有限公司 | Manual operating mechanism of shell switch is moulded to low -voltage cabinet |
| CN206421962U (en) * | 2017-02-13 | 2017-08-18 | 湖北鄂电德力电气有限公司 | The security control mechanism of air switch in low-tension switch cabinet |
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| Publication number | Publication date |
|---|---|
| CN108597925A (en) | 2018-09-28 |
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