CN201229865Y - Grounding switch interlocking mechanism for switch cabinet - Google Patents
Grounding switch interlocking mechanism for switch cabinet Download PDFInfo
- Publication number
- CN201229865Y CN201229865Y CNU2008201732810U CN200820173281U CN201229865Y CN 201229865 Y CN201229865 Y CN 201229865Y CN U2008201732810 U CNU2008201732810 U CN U2008201732810U CN 200820173281 U CN200820173281 U CN 200820173281U CN 201229865 Y CN201229865 Y CN 201229865Y
- Authority
- CN
- China
- Prior art keywords
- interlocking
- plate
- switch
- interlock plate
- switch cabinet
- 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
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Abstract
The utility model discloses a grounding switch interlocking mechanism of a switch cabinet. In the technical proposal, a grounding switch operation shaft, an interlocking pressing board and a grounding interlocking spacing board are fixed in sequence; a fixed guide rod which is arranged under an interlocking board I and sleeved in a reset spring is inserted into a bottom circular orifice of the interlocking board I; an interlocking connecting rod II is fixed on a switch cabinet through a fixing pin shaft; the upper end of the interlocking connecting rod II is movably connected with the interlocking board I and the lower end is movably connected with an interlocking board II; and the upper end of the interlocking connecting rod I is movably connected with the interlocking board I. Therefore, when the handcart is in the operating position, the grounding switch can not be switched in; and when the grounding switch is switched in, the handcart can not be in the operating position. The utility model has the advantages of beautiful overall appearance, strong whole set, easy installation, strong structural strength, high adaptability and the like.
Description
Technical field
The utility model relates to a kind of switch cabinet grounding switch interlock.
Background technology
The installation of switch cabinet grounding switch interlocking designs in order to satisfy switch cubicle " five is anti-" function, can prevent charged splice grafting ground switch and prevent to be with earthed switch to send.Mainly there is following technical problem in domestic existing product at present:
1, the earthed switch macro-axis does not have the corner requirement, mainly decides with the machining angle of processing earthed switch.
2, the ground connection interlocking is realized, generally adopts on the macro-axis of earthed switch axle sleeve is installed, and opens circular hole in the bottom of axle sleeve, and ground connection blocking lever material uses round steel, and the hole that makes round steel and axle sleeve bottom is to wearing.
3, when handcart outside cabinet or during test position, blocking lever (round steel) is by stage clip and conduct oneself with dignity saggingly, and this moment can splice grafting ground switch, and after the ground cutter closed a floodgate, blocking lever can not move up, and reaching handcart, can not to enter cabinet interior to the service position.But blocking lever has bending, and its direction of motion can't guarantee, blocking lever play up and down will occur, causes handcart can push in the cabinet; When handcart need enter the service position, earthed switch separating brake at first, blocking lever moves up, owing to adopt the cabinet interlocking to adopt round steel to insert the mode of circular hole, because the ground connection macro-axis does not have the gyration restriction, rotational angle is near 360 degree, and the ground connection blocking lever can not be inserted in the perforate of axle sleeve very flexibly, and handcart can not enter in the cabinet.
Summary of the invention
For solving the problem of above existence, the utility model provides a kind of switch cabinet grounding switch interlocking device, and its technical scheme of taking is:
This interlocking device comprises the earthed switch operating axis, ground connection interlocking limiting plate, the interlocking pressing plate, location guide, interlock plate I, interlock plate II, interlocking rod I and interlocking rod II, the earthed switch operating axis, interlocking pressing plate and ground connection interlocking limiting plate are fixing successively, the switching manipulation axle is located at fixedly on the axle bed, fixedly axle bed is fixed on the switch cabinet, location guide is fixed on the switch cabinet by mounting angle plate, the interlock plate I that is positioned at earthed switch operating axis front is located at the vertical guide slot on the switch cabinet and can moves up and down, the location guide that is positioned at below the interlock plate I and is with back-moving spring is inserted in the bottom surface circular hole of interlock plate I, back-moving spring is connected between the bottom surface and mounting angle plate of interlock plate I, the anglec of rotation of ground connection interlocking limiting plate limit switch operating axis, the interlocking pressing plate can stop interlock plate I to move up, interlocking rod II is fixed on the switch cabinet by fixing pivot pin, and interlocking rod II can be around fixedly pivot pin rotation, interlocking rod II upper end flexibly connects interlocking rod I, its lower end flexibly connects interlock plate II, the upper end of interlocking rod I flexibly connects interlock plate I, but interlock plate II is located at the interior and move left and right of horizontal guide groove on the switch cabinet.
This interlocking device adopts cold-rolled steel sheet laser cutting and number folding to finish the machining accuracy height.Owing to adopt earthed switch operating axis limit function, no longer be subjected to the influence of earthed switch processing, and guarantee the rotational angle unanimity, realize handcart when the service position, earthed switch can not close a floodgate, and when earthed switch closed a floodgate, handcart can not enter into the service position.It is attractive in appearance to have monnolithic case, and complete property is strong, is convenient to install structural strength height, characteristics such as adaptability is strong.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 be Fig. 1 when the earthed switch separating brake A to view;
Fig. 3 be Fig. 1 when earthed switch closes a floodgate A to view.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified:
Interlocking pressing plate 3 and ground connection interlocking limiting plate 2 is fixed together with earthed switch operating axis 1, and rotates simultaneously with earthed switch operating axis 1, and earthed switch operating axis 1 is fixed on the switch cabinet 9 by fixing axle bed 8.Interlock plate I4 is located in the vertical guide slot on the switch cabinet 9 and can moves up and down, and this guide groove plays fixing and correcting effect.Location guide 10 is fixed on the switch cabinet 9 by mounting angle plate 11, the location guide 10 that is with back-moving spring 12 is inserted in the bottom surface circular hole of interlock plate I4, back-moving spring 12 is connected between the bottom surface and mounting angle plate 11 of interlock plate I4, interlocking rod II7 is fixed on the switch cabinet 9 by fixing pivot pin 13, interlocking rod II7 can be around fixedly pivot pin 13 rotations, interlocking rod II7 upper end flexibly connects interlocking rod I6 by pivot pin, its lower end flexibly connects interlock plate II5 by pivot pin, the upper end of interlocking rod I6 flexibly connects interlock plate I4 by pivot pin, but interlock plate II5 is located in the horizontal guide groove on the switch cabinet 9 and move left and right, interlock plate II5 and handcart ground connection interlock plate 15 over against.
When handcart 14 during in the service position, handcart ground connection interlock plate 15 stretches out, and interlock plate I4 then can not depress, and this moment, the earthed switch operating grip can not insert, promptly can not splice grafting ground switch.
When handcart 14 is outside switch cubicle, interlock plate I4 depresses downwards, drive interlock plate II5 to left movement by interlocking rod I6, interlocking rod II7, extruding handcart ground connection interlock plate 15 is to left movement, return handcart inside, at this moment can insert the earthed switch operating grip, be rotated counterclockwise earthed switch operating axis 1, be grounded switch and close a floodgate, drive interlocking pressing plate 3 and ground connection interlocking limiting plate 2 simultaneously and rotate.Interlocking limiting plate 2 spacing down, earthed switch is closed after, earthed switch operating axis 1 can not rotate again, and the anglec of rotation is controlled in the lock range.Because interlocking pressing plate 3 is pushed down interlock plate I4, interlock plate I4 can not move upward, and interlock plate II5 can not move right again, and promptly handcart 14 can not enter service position in the cabinet.
When the earthed switch separating brake, interlocking pressing plate 3 and ground connection interlocking limiting plate 2 turn clockwise with earthed switch operating axis 1 simultaneously, after the earthed switch branch puts in place, make earthed switch operating axis 1 no longer rotate with ground connection interlocking limiting plate 2, the anglec of rotation is controlled in the lock range, at this moment the earthed switch handle is taken out, because the effect of back-moving spring 12, make interlock plate I4 move upward, drive interlocking rod I6, interlocking rod II7 motion, interlock plate II5 moves right thereupon.Interlocking is removed, and handcart ground connection interlock plate 15 can move right at this moment, stretches out handcart, and handcart 14 can enter service position in the cabinet.
Claims (1)
1, a kind of switch cabinet grounding switch interlocking device, comprise earthed switch operating axis (1), ground connection interlocking limiting plate (2), interlocking pressing plate (3), location guide (10), interlock plate I (4), interlock plate II (5), interlocking rod I (6) and interlocking rod II (7), it is characterized in that: earthed switch operating axis (1), interlocking pressing plate (3) and ground connection interlocking limiting plate (2) are fixing successively, switching manipulation axle (1) is located at fixedly on the axle bed (8), fixedly axle bed (8) is fixed on the switch cabinet (9), location guide (10) is fixed on the switch cabinet (9) by mounting angle plate (11), the interlock plate I (4) that is positioned at earthed switch operating axis (1) front is located at the vertical guide slot on the switch cabinet (9) and can moves up and down, the location guide (10) that is positioned at below the interlock plate I (4) and is with back-moving spring (12) is inserted in the bottom surface circular hole of interlock plate I (4), back-moving spring (12) is connected between the bottom surface and mounting angle plate (11) of interlock plate I (4), the anglec of rotation of ground connection interlocking limiting plate (2) limit switch operating axis (1), interlocking pressing plate (3) can stop interlock plate I (4) to move up, interlocking rod II (7) is fixed on the switch cabinet (9) by fixing pivot pin (13), and interlocking rod II (7) can be around fixedly pivot pin (13) rotation, interlocking rod II (7) upper end flexibly connects interlocking rod I (6), its lower end flexibly connects interlock plate II (5), the upper end of interlocking rod I (6) flexibly connects interlock plate I (4), interlock plate II (5) be located at switch cabinet (9) but on horizontal guide groove in and move left and right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201732810U CN201229865Y (en) | 2008-10-20 | 2008-10-20 | Grounding switch interlocking mechanism for switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201732810U CN201229865Y (en) | 2008-10-20 | 2008-10-20 | Grounding switch interlocking mechanism for switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201229865Y true CN201229865Y (en) | 2009-04-29 |
Family
ID=40634807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201732810U Expired - Fee Related CN201229865Y (en) | 2008-10-20 | 2008-10-20 | Grounding switch interlocking mechanism for switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201229865Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436947A (en) * | 2011-10-10 | 2012-05-02 | 正泰电气股份有限公司 | Interlocking device for electric ground switch of switching equipment |
-
2008
- 2008-10-20 CN CNU2008201732810U patent/CN201229865Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436947A (en) * | 2011-10-10 | 2012-05-02 | 正泰电气股份有限公司 | Interlocking device for electric ground switch of switching equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090429 Termination date: 20121020 |