CN209496752U - Switch-cabinet grounding interlocking mechanism - Google Patents
Switch-cabinet grounding interlocking mechanism Download PDFInfo
- Publication number
- CN209496752U CN209496752U CN201920305912.8U CN201920305912U CN209496752U CN 209496752 U CN209496752 U CN 209496752U CN 201920305912 U CN201920305912 U CN 201920305912U CN 209496752 U CN209496752 U CN 209496752U
- Authority
- CN
- China
- Prior art keywords
- interlocking
- switch
- latch hook
- switchgear
- stud
- 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.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 58
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 17
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model relates to a kind of switch-cabinet grounding interlocking mechanisms, it includes operating shaft, earthing switch, support base, transmission crank arm, interlocking segment, interlock band steel, interlock rear portion support and back door backlocking, one end of the operating shaft is rotatably installed on the front door of switchgear, the other end extends to earthing switch room, and the side plate column of switchgear is rotatably fixed to by support base, the interlocking segment, transmission crank arm is in turn secured to the operating shaft end at the support base rear, the other end of the transmission crank arm is connected at the shaft of the earthing switch of earthing switch room, described interlocking band steel one end is movably placed in the limiting slot of support base bottom side, other end connection interlocking rear portion support, the interlocking rear portion support is fixed on the rear door pillar of switchgear, the back door backlocking is set to the back door of switchgear, for by back door described It is locked on interlocking rear portion support.The utility model is simple, convenient, reliable, and interlocking, unlock flexibly, meet five anti-requirements of cabinet body.
Description
Technical field
The utility model relates to switchgear technical field more particularly to a kind of switch-cabinet grounding interlocking mechanisms.
Background technique
In high pressure assembled electric equipment, for disconnecting switch, vacuum contactor, vacuum circuit breaker, metering handcart, cabinet door
Safeguard protection habit to be known as five anti-.And to realize that five prevent must assure that: one, door-plate cannot be opened under electriferous state and enter cabinet body
It is internal;Two, do not close door-plate can not separating brake earthing switch charge cabinet body.Accordingly, it is desirable to provide it is a kind of it is simple, convenient,
Reliably, it interlocks, unlock five anti-requirements of reliable flexible switch-cabinet grounding interlocking mechanism guarantee.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of simple, convenient, reliable, and interlocking, unlock are reliable
Flexible switch-cabinet grounding interlocking mechanism.
The technical scheme adopted by the utility model to solve the technical problem is as follows: the switch-cabinet grounding interlocking mechanism includes
Operating shaft, earthing switch, support base, transmission crank arm, interlocking segment, interlocking band steel, interlocking rear portion support and back door backlocking, it is described
One end of operating shaft is rotatably installed on the preceding door pillar of switchgear, and the other end extends to earthing switch room and passes through support
Seat is rotatably fixed to the side plate column of switchgear, and the interlocking segment, transmission crank arm are in turn secured to the support base rear
Operating shaft end, the other end of the transmission crank arm is connected at the shaft of the earthing switch of earthing switch room, the interlocking
Band steel one end is movably placed in the limiting slot of support base bottom side, other end connection interlocking rear portion support, the interlocking rear portion
Support is fixed on the rear door pillar of switchgear, and the back door backlocking is set to the back door of switchgear, is used for back door described
It is locked on lock rear portion support, the top of described one end in the support base of interlocking band steel is equipped with latch, on the interlocking segment
Offer the groove to match with latch.
In a kind of preferred embodiment of switch-cabinet grounding interlocking mechanism provided by the utility model, interlocking rear portion branch
Seat includes pedestal, L-type link block, latch hook mechanism and elastic mechanism, and the pedestal is fixed on the rear door pillar of switchgear, the L
Type link block one end is fixedly connected with interlocking band steel, and the other end is connect with latch hook mechanism and elastic mechanism, the latch hook mechanism and bullet
Property mechanism be set to pedestal.
In a kind of preferred embodiment of switch-cabinet grounding interlocking mechanism provided by the utility model, the latch hook mechanism packet
Stud, spring and nut are included, the stud is radially movably arranged to limit the pedestal, and the stud and L-type link block spiral shell
Line connection is fixed by nut, and the spring is set to the stud.
In a kind of preferred embodiment of switch-cabinet grounding interlocking mechanism provided by the utility model, the latch hook mechanism packet
Stud, nut and latch hook are included, the stud is radially movably arranged to limit the pedestal, and the stud and L-type link block spiral shell
Line connection is fixed by nut, and the latch hook is actively set to the stud by bolt.
In a kind of preferred embodiment of switch-cabinet grounding interlocking mechanism provided by the utility model, the latch hook bottom
Limited block is additionally provided on the pedestal, the distance between described limited block to the stud of the latch hook mechanism is less than the length of latch hook
Degree.
In a kind of preferred embodiment of switch-cabinet grounding interlocking mechanism provided by the utility model, the back door backlocking
Locking bar be equipped with the notch that matches with latch hook.
In a kind of preferred embodiment of switch-cabinet grounding interlocking mechanism provided by the utility model, on the interlocking band steel
It is additionally provided with flat steel fixing bracket, the flat steel fixing bracket is fixed on the side plate of switchgear.
In a kind of preferred embodiment of switch-cabinet grounding interlocking mechanism provided by the utility model, the transmission crank arm with
Interlocking segment can be integrated structure.
Compared with prior art, the beneficial effect of switch-cabinet grounding interlocking mechanism provided by the utility model is: this is practical
The novel operating shaft realizes back door backlocking and ground connection is opened using the interlocking segment, interlocking band steel, interlocking rear portion support
The interlocking of pass, ensure that cabinet body in the energized state and cannot open back door enter interior of the cabinet, not closing back door can not separating brake connect
Ground switch charges cabinet body, and ensure that other tools can not also unlock earthing switch in the case where being not related to back door, meet
The anti-requirement of the five of cabinet body.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the structural schematic diagram of switch-cabinet grounding interlocking mechanism provided by the utility model;
Fig. 2 is the A direction view for the switch-cabinet grounding interlocking mechanism that Fig. 1 is provided;
Fig. 3 is the operating shaft, support base, transmission crank arm, interlocking segment, interlocking band steel, the interlocking rear portion branch that Fig. 1 is provided
Seat, back door backlocking attachment structure schematic diagram;
Fig. 4 is the operating shaft, support base, transmission crank arm, interlocking segment, interlocking band steel, the interlocking rear portion branch that Fig. 3 is provided
Seat, back door backlocking rearview.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
Also referring to FIG. 1 to FIG. 4, the switch-cabinet grounding interlocking mechanism includes operating shaft 1, earthing switch 2, support base
3, transmission crank arm 4, interlocking segment 5, interlocking band steel 6, interlocking rear portion support 7 and back door backlocking 8, one end of the operating shaft 1 can
It is rotatably mounted to the preceding door pillar of switchgear, the other end extends to earthing switch room and is rotatably fixed by support base 3
In the side plate column of switchgear, the interlocking segment 5, transmission crank arm 4 are in turn secured to 1 end of operating shaft at 3 rear of support base
Portion, the other end of the transmission crank arm 4 are connected at the shaft 21 of the earthing switch 2 of earthing switch room, the interlocking band steel 6 one
End is movably placed in the limiting slot 31 of 3 bottom side of support base, other end connection interlocking rear portion support 7, interlocking rear portion branch
Seat 7 is fixed on the rear door pillar of switchgear, and the back door backlocking 8 is set to the back door of switchgear, is used for back door described
It is locked on lock rear portion support 7, the top of the one end of the interlocking band steel 6 in the support base 3 is equipped with latch 61, the interlocking
The groove 51 to match with latch 61 is offered on block 5.
In the present embodiment, interlocking rear portion support 7 includes pedestal 71, L-type link block 72, latch hook mechanism 73 and elasticity
Mechanism 74, the pedestal 71 are fixed on the rear door pillar of switchgear, and described 72 one end of L-type link block is fixedly connected with interlocking band steel 6,
The other end is connect with latch hook mechanism 73 and elastic mechanism 74, and the latch hook mechanism 73 and elastic mechanism 74 are set to pedestal 71.
The latch hook mechanism 73 in the present embodiment includes stud 731, spring 732 and nut 733,731 diameter of stud
The pedestal 71 is movably arranged to limit, and the stud 731 is threadedly coupled with L-type link block 72 and fixes by nut 733,
The spring 732 is set to the stud 731.
The latch hook mechanism 74 in the present embodiment includes stud 741, nut 742 and latch hook 743,741 diameter of stud
The pedestal 71 is movably arranged to limit, and the stud 741 is threadedly coupled with L-type link block 72 and fixes by nut 742,
The latch hook 743 is actively set to the stud 741 by bolt.
Limited block 712, the limited block are additionally provided on the pedestal 71 of 743 bottom of the latch hook in the present embodiment
712 are less than the length of latch hook 743 to the distance between the stud 741 of the latch hook mechanism 74, design in this way ensure that it is described after
It, can be smoothly by the locking bar 82 of back door backlocking 8 when latch hook 743 is with the interlocking movement of band steel 6 after the locking bar 82 of door backlocking 8 is depressed
It catches on.
In the present embodiment, the locking bar 82 of the back door backlocking 8 is equipped with the notch 822 to match with latch hook 743, side
Just latch hook 743 catches on notch 822, realizes the locking at back door.
In the present embodiment, further, it is additionally provided with flat steel fixing bracket 9 on the interlocking band steel 6, the band steel is fixed
Bracket 9 is fixed on the side plate of switchgear, for interlocking band steel limit.
In another embodiment, the transmission crank arm 4 can be integrated structure with interlocking segment 5.
When specific implementation:
Opening door operation: the operating shaft 1 is rotated clockwise using earthing switch operation handle, operating shaft 1 drives ground connection to open
2 are closed, earthing switch 2 is made to be in closing position, interlocks 6 (latch of band steel described in 51 face of groove on the interlocking segment 5 at this time
61 unlocks, can smoothly pass through from groove 51), interlocking band steel 6 is under the action of interlocking elastic mechanism 73 of rear portion support 7 to right end
Mobile, latch hook mechanism 74 and 8 lock-off of back door backlocking, back door are opened;
Door-closing operation: at back door when door opening state, operating shaft 1 is in arrested state, and (latch 61 is in interlocking segment 5 at this time
Groove 51 in), can not operational grounding switch 2, need to shut back door, the locking bar 82 of the back door backlocking 8 at back door is pressed into interlocking
The stud 741 of the latch hook mechanism 74 of rear portion support 7, is moved to the left latch hook mechanism 74, and L-type link block 72 drives interlocking band steel 6
It is moved to the left, so that latch 61 is removed the groove 51 of interlocking segment 5, unlocked transmission crank arm 4 and operating shaft 1 at this time, at this moment could
It operates operating shaft 1 to rotate counterclockwise, earthing switch 2 is made to be in open position (groove 51 and latch 61 of interlocking segment 5 misplace),
At this point, latch hook 743 catches on the locking bar of back door backlocking 8 under the action of limited block 712 since latch hook mechanism 74 is moved to the left
82, back door is held, back door can not open.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass similarly includes within the scope of patent protection of the utility model.
Claims (8)
1. a kind of switch-cabinet grounding interlocking mechanism, it is characterised in that: including operating shaft, earthing switch, support base, transmission crank arm,
Interlocking segment, interlocking band steel, interlocking rear portion support and back door backlocking, one end of the operating shaft are rotatably installed on switchgear
Preceding door pillar, the other end extends to earthing switch room and is rotatably fixed to the side plate column of switchgear by support base,
The interlocking segment, transmission crank arm are in turn secured to the operating shaft end at the support base rear, the other end of the transmission crank arm
It is connected at the shaft of the earthing switch of earthing switch room, described interlocking band steel one end is movably placed in the limit of support base bottom side
In the slot of position, other end connection interlocking rear portion support, the interlocking rear portion support is fixed on the rear door pillar of switchgear, the back door
Backlocking is set to the back door of switchgear, and for locking back door on the support of the interlocking rear portion, the interlocking band steel is described
The top of one end of support base is equipped with latch, offers the groove to match with latch on the interlocking segment.
2. switch-cabinet grounding interlocking mechanism according to claim 1, it is characterised in that: interlocking rear portion support includes bottom
Seat, L-type link block, latch hook mechanism and elastic mechanism, the pedestal are fixed on the rear door pillar of switchgear, the L-type link block
One end is fixedly connected with interlocking band steel, and the other end is connect with latch hook mechanism and elastic mechanism, and the latch hook mechanism and elastic mechanism are set
In pedestal.
3. switch-cabinet grounding interlocking mechanism according to claim 2, it is characterised in that: the latch hook mechanism include stud,
Spring and nut, the stud is radially movably arranged to limit the pedestal, and the stud is threadedly coupled with L-type link block and leads to
It crosses nut to fix, the spring is set to the stud.
4. switch-cabinet grounding interlocking mechanism according to claim 2, it is characterised in that: the latch hook mechanism include stud,
Nut and latch hook, the stud is radially movably arranged to limit the pedestal, and the stud is threadedly coupled with L-type link block and leads to
It crosses nut to fix, the latch hook is actively set to the stud by bolt.
5. switch-cabinet grounding interlocking mechanism according to claim 4, it is characterised in that: the pedestal of the latch hook bottom
On be additionally provided with limited block, the distance between described limited block to the stud of the latch hook mechanism is less than the length of latch hook.
6. switch-cabinet grounding interlocking mechanism according to claim 4, it is characterised in that: on the locking bar of the back door backlocking
Equipped with the notch to match with latch hook.
7. switch-cabinet grounding interlocking mechanism according to claim 1, it is characterised in that: be additionally provided on the interlocking band steel flat
Steel fixes bracket, and the flat steel fixing bracket is fixed on the side plate of switchgear.
8. switch-cabinet grounding interlocking mechanism according to claim 1, it is characterised in that: the transmission crank arm and interlocking segment can
It can be integrated structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920305912.8U CN209496752U (en) | 2019-03-11 | 2019-03-11 | Switch-cabinet grounding interlocking mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920305912.8U CN209496752U (en) | 2019-03-11 | 2019-03-11 | Switch-cabinet grounding interlocking mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209496752U true CN209496752U (en) | 2019-10-15 |
Family
ID=68157177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920305912.8U Expired - Fee Related CN209496752U (en) | 2019-03-11 | 2019-03-11 | Switch-cabinet grounding interlocking mechanism |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209496752U (en) |
-
2019
- 2019-03-11 CN CN201920305912.8U patent/CN209496752U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191015 |
|
CF01 | Termination of patent right due to non-payment of annual fee |