CN205428759U - Door interlock behind cubical switchboard - Google Patents
Door interlock behind cubical switchboard Download PDFInfo
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- CN205428759U CN205428759U CN201620275901.6U CN201620275901U CN205428759U CN 205428759 U CN205428759 U CN 205428759U CN 201620275901 U CN201620275901 U CN 201620275901U CN 205428759 U CN205428759 U CN 205428759U
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Abstract
The utility model discloses a door interlock behind cubical switchboard, including install gatepost, supporting mechanism A, supporting mechanism B, the operating axis on the cubical switchboard back door and locate supporting mechanism A and supporting mechanism B between drive mechanism, drive mechanism by transfer line, a round pin axle A, a round pin axle B, reset spring and even the board constitutes, reset spring overlaps on round pin axle B, a round pin axle A and a round pin B are connected with the one end of transfer line through linking the board, the hole of locating on the supporting mechanism A is passed to transfer line one end, and round pin axle A passes through the connecting axle and is connected with the latch hook, and the latch hook can rotate around the connecting axle, and the cover is equipped with the dysmorphism cover on the operating axis, and the dysmorphism is sheathe in and is equipped with special -shaped breach, is equipped with the boss of mutually supporting with the special -shaped breach of dysmorphism cover on the other end of transfer line. The utility model discloses an advantage does: in guarantor's body safety and electric wire netting safe operation, simple structure, reasonable in design, processing make things convenient for, the cost is lower, insulating reliability is good.
Description
Technical field
This utility model relates to switch cubicle technical field, is specifically related to a kind of rear door of switch cabinet interlock.
Background technology
Earthed switch interlocking in switch cubicle is the vitals of switch cabinet.When grounding switch tripping in cabinet, cabinet back door does not allows to open, to prevent operator's mistakenly entering charged chamber；When back door is not turned off, earthed switch can not carry out sub-switching operation, thus ensures the safe operation of the person and electrical network.Therefore, the earthed switch interlocking elements of switch cubicle all can arrange back door interlocking device.
Existing rear door of switch cabinet interlock has a two ways: one, earthed switch is operated axle extend directly into after cabinet with rear gate interlock, and by meeting the electric insulation of switch cubicle at operation axle outer layer jacket insulation tube, this kind of mode poor reliability, insulation tube is the most breakdown causes fault；Two, earthed switch is operated second half section of axle be replaced by insulating bar and extend to cabinet after with rear gate interlock, this kind of mode makes the reliability of switch cubicle insulating properties promote, but it is relatively costly.
Summary of the invention
The rear door of switch cabinet interlock that the purpose of this utility model is to provide a kind of simple in construction, reasonable in design, easy to process, cost is relatively low, easy for installation, insulating reliability is good.
For solving above-mentioned technical problem, the technical solution of the utility model is as follows:
A kind of rear door of switch cabinet interlock, including the door pillar being installed on rear door of switch cabinet, supporting mechanism A, supporting mechanism B, operate axle and the drive mechanism being located between supporting mechanism A and supporting mechanism B, described drive mechanism is made up of drive link, bearing pin A, bearing pin B, back-moving spring and connecting plate, back-moving spring is placed on bearing pin B, and bearing pin A is connected with one end of drive link by connecting plate with bearing pin B；Drive link one end is through being located at the hole on supporting mechanism A, bearing pin A and bearing pin B is each passed through and is located at hole corresponding on supporting mechanism A, described door pillar cooperates with bearing pin A, bearing pin A is connected with latch hook by connecting shaft, the hole being located on bearing pin A cooperates with the groove being located on latch hook and hole, and described latch hook can rotate around connecting shaft, and the gib head of latch hook cooperates with the groove of door pillar, supporting mechanism A is provided with the rib limiting latch hook range of activity, and latch hook is provided with the hypotenuse coordinated with rib；Described operation axle, through being located at the hole on supporting mechanism B, operation axle is arranged with profiled sleeve, and profiled sleeve is provided with abnormity breach, and the other end of drive link is through being located at the hole on supporting mechanism B, and drive link is provided with the boss that the special-shaped breach with profiled sleeve cooperates；
When the earthed switch of switch cubicle be in "on" position, back door be in opening time, drive mechanism is by action of reset spring power, against supporting mechanism A, the boss in the hole that drive link passes supporting mechanism B is overlapping at axial location with the special-shaped breach of profiled sleeve, and now operation axle cannot counter-rotating；
When the back door of switch cubicle is closed, door pillar top upper pin A, overcome the active force of back-moving spring, promote drive mechanism to cabinet front to translation simultaneously, latch hook is limited by rib and is rotated up around connecting shaft with the movement of drive mechanism, and the gib head of latch hook enters in the groove of door pillar immediately, and the boss of the drive link other end staggers at axial location with profiled sleeve, now operation axle can be with counter-rotating, operable grounding switch tripping；
After the grounding switch tripping of switch cubicle, profiled sleeve have rotated certain angle with operation axle, and abnormity breach is radially staggered with the boss on drive link, and profiled sleeve blocks boss, so that drive mechanism cannot carry out axial translation by back-moving spring, now back door cannot be opened.
Further, described supporting mechanism A is provided with fixing hole, and the rear portion that supporting mechanism A is fixed on switch cubicle by fixing hole is strengthened on stile.
Further, described supporting mechanism B is provided with fixing hole, and the middle part that supporting mechanism B is fixed on switch cubicle by fixing hole is strengthened on riser.
Further, the back-moving spring on described drive mechanism, one end connects drive mechanism, and one end connects supporting mechanism A.
Preferably, described drive mechanism is provided with the slotted hole being connected with switch cubicle side plate.
Preferably, described slotted hole can be one or more.
Preferably, described operation axle does not extends to switch cubicle rear portion.
Compared with prior art, advantage of the present utility model is as follows:
This utility model simple in construction, reasonable in design, operator's mistakenly entering charged chamber can be prevented, efficiently solve earthed switch interlocking in prior art relative to the insecure problem of insulation between electrical body in switch cubicle；It addition, parts machining of the present utility model is convenient, cost is relatively low, be easily installed, anti-misoperation ability is strong.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model a kind of rear door of switch cabinet interlock.
Fig. 2 is the structural representation of drive mechanism in this utility model a kind of rear door of switch cabinet interlock.
Fig. 3 is this utility model a kind of rear door of switch cabinet interlock structural representation when grounding switch tripping and back door open mode.
Fig. 4 is this utility model a kind of rear door of switch cabinet interlock structural representation when rear door of switch cabinet is closed.
1, door pillar；11, groove；2, supporting mechanism A；21, rib；22, fixing hole；23, hole；24, hole；25, hole；3, latch hook；31, gib head；32, hypotenuse；33, groove；34, hole；4, drive mechanism；41, bearing pin A；411, hole；42, bearing pin B；43, drive link；431, boss；432, slotted hole；46, back-moving spring；47, connecting plate；5, supporting mechanism B；51, hole；52, hole；53, fixing hole；6, profiled sleeve；61, hole；62, abnormity breach；7, connecting shaft；8, operation axle.
Detailed description of the invention
In conjunction with accompanying drawing, concrete technical scheme of the present utility model is described in further detail.
Embodiment 1
A kind of rear door of switch cabinet interlock, including the door pillar 1 being installed on rear door of switch cabinet, supporting mechanism A2, supporting mechanism B5, operation axle 8 and the drive mechanism 4 being located between supporting mechanism A2 and supporting mechanism B5.Described supporting mechanism A2 is provided with fixing hole 22, and the rear portion that supporting mechanism A2 is fixed on switch cubicle by fixing hole 22 is strengthened on stile；Described supporting mechanism B5 is provided with fixing hole 53, and the middle part that supporting mechanism B5 is fixed on switch cubicle by fixing hole 53 is strengthened on riser.Described operation axle 8 does not extends to switch cubicle rear portion.
As in figure 2 it is shown, described drive mechanism 4 is made up of drive link 43, bearing pin A41, bearing pin B42, back-moving spring 46 and connecting plate 47, back-moving spring 46 is placed on bearing pin B42, and bearing pin A41 is connected by one end of connecting plate 47 with drive link 43 with bearing pin B42.Described drive mechanism 4 is provided with the slotted hole 432 being connected with switch cubicle side plate.Back-moving spring 46 on described drive mechanism 4, one end connects drive mechanism 4, and one end connects supporting mechanism A2.
As shown in Figure 1, drive link 43 one end is through the hole 25 being located on supporting mechanism A2, bearing pin A41 and bearing pin B42 is each passed through the hole 23 and hole 24 being located on supporting mechanism A2, described door pillar 1 cooperates with bearing pin A41, bearing pin A41 is connected with latch hook 3 by connecting shaft 7, the hole 411 being located on bearing pin A41 cooperates with the groove 33 being located on latch hook 3 and hole 34, described latch hook 3 can rotate around connecting shaft 7, the gib head 31 of latch hook 3 cooperates with the groove 11 of door pillar 1, supporting mechanism A2 is provided with the rib 21 limiting latch hook 3 range of activity, latch hook 3 is provided with the hypotenuse 32 coordinated with rib 21；
Described operation axle 8 is through the hole 51 being located on supporting mechanism B5, it is arranged with profiled sleeve 6 on operation axle 8, profiled sleeve 6 is provided with abnormity breach 62, the other end of drive link 43 is through the hole 52 being located on supporting mechanism B5, and drive link 43 is provided with the boss 431 that the special-shaped breach 62 with profiled sleeve 6 cooperates.
As shown in Figure 3, when the earthed switch of switch cubicle be in "on" position, back door be in opening time, drive mechanism 4 is by back-moving spring 46 active force, against supporting mechanism A2, the boss 431 in the hole 52 passing supporting mechanism B5 on drive link 43 is overlapping at axial location with the special-shaped breach 62 of profiled sleeve 6, and now operation axle 8 cannot counter-rotating.
As shown in Figure 4, when the back door of switch cubicle is closed, door pillar 1 pushes up upper pin A41, overcoming the active force of back-moving spring 46, promote drive mechanism 4 to cabinet front to translation simultaneously, latch hook 3 is limited the movement with drive mechanism 4 by rib 21 and is rotated up around connecting shaft 7, the gib head 31 of latch hook 3 enters in the groove 11 of door pillar 1 immediately, the boss 431 of drive link 43 other end staggers at axial location with profiled sleeve 6, and now operation axle 8 can be with counter-rotating, operable grounding switch tripping；
After the grounding switch tripping of switch cubicle, profiled sleeve 6 have rotated certain angle with operation axle 8, and abnormity breach 62 is radially staggered with the boss 431 on drive link 43, and profiled sleeve 6 blocks boss 431, so that drive mechanism 4 cannot carry out axial translation by back-moving spring 46, now back door cannot be opened.
Embodiment 2
Described supporting mechanism A2 and supporting mechanism B5 is provided with and supports drive mechanism 4 hole for its guided in translation, and described slotted hole 432 is multiple, and remaining is with embodiment 1.
Claims (7)
1. a rear door of switch cabinet interlock, it is characterized in that: include the door pillar (1) being installed on rear door of switch cabinet, supporting mechanism A(2), supporting mechanism B(5), operation axle (8) and be located at supporting mechanism A(2) and supporting mechanism B(5) between drive mechanism (4), described drive mechanism (4) is by drive link (43), bearing pin A(41), bearing pin B(42), back-moving spring (46) and connecting plate (47) composition, back-moving spring (46) is placed on bearing pin B(42) on, bearing pin A(41) with bearing pin B(42) be connected by one end of connecting plate (47) with drive link (43)；nullDrive link (43) one end is through being located at supporting mechanism A(2) on hole (25)，Bearing pin A(41) and bearing pin B(42) be each passed through and be located at supporting mechanism A(2) on hole (23) and hole (24)，Described door pillar (1) and bearing pin A(41) cooperate，Bearing pin A(41) it is connected with latch hook (3) by connecting shaft (7)，Be located at bearing pin A(41) on hole (411) cooperate with the groove (33) being located on latch hook (3) and hole (34)，Described latch hook (3) can rotate around connecting shaft (7)，The gib head (31) of latch hook (3) cooperates with the groove (11) of door pillar (1)，Supporting mechanism A (2) is provided with the rib (21) limiting latch hook (3) range of activity，Latch hook (3) is provided with the hypotenuse (32) coordinated with rib (21)；Described operation axle (8) is through the hole (51) being located on supporting mechanism B (5), it is arranged with profiled sleeve (6) in operation axle (8), profiled sleeve (6) is provided with abnormity breach (62), the other end of drive link (43) is through the hole (52) being located on supporting mechanism B (5), and drive link (43) is provided with the boss (431) that the special-shaped breach (62) with profiled sleeve (6) cooperates；
When the earthed switch of switch cubicle be in "on" position, back door be in opening time, drive mechanism (4) is by back-moving spring (46) active force, against supporting mechanism A (2), on drive link (43), the boss (431) in hole (52) through supporting mechanism B (5) is overlapping at axial location with the special-shaped breach (62) of profiled sleeve (6), and now operating axle (8) cannot counter-rotating；
When the back door of switch cubicle is closed, door pillar (1) top upper pin A (41), overcome the active force of back-moving spring (46), promote drive mechanism (4) to cabinet front to translation simultaneously, latch hook (3) is limited by rib (21) and is rotated up around connecting shaft (7) with the movement of drive mechanism (4), the gib head (31) of latch hook (3) enters in the groove (11) of door pillar (1) immediately, the boss (431) of drive link (43) other end staggers at axial location with profiled sleeve (6), now operating axle (8) can be with counter-rotating, operable grounding switch tripping；
After the grounding switch tripping of switch cubicle, profiled sleeve (6) have rotated certain angle with operation axle (8), abnormity breach (62) is radially staggered with the boss (431) on drive link (43), profiled sleeve (6) blocks boss (431), so that drive mechanism (4) cannot pass through back-moving spring (46) and carry out axial translation, now back door cannot be opened.
A kind of rear door of switch cabinet interlock the most according to claim 1, it is characterized in that: described supporting mechanism A (2) is provided with fixing hole (22), the rear portion that supporting mechanism A (2) is fixed on switch cubicle by fixing hole (22) is strengthened on stile.
A kind of rear door of switch cabinet interlock the most according to claim 1 and 2, it is characterized in that: described supporting mechanism B (5) is provided with fixing hole (53), the middle part that supporting mechanism B (5) is fixed on switch cubicle by fixing hole (53) is strengthened on riser.
A kind of rear door of switch cabinet interlock the most according to claim 1, it is characterized in that: the back-moving spring (46) on described drive mechanism (4), one end connects drive mechanism (4), and one end connects supporting mechanism A (2).
A kind of rear door of switch cabinet interlock the most according to claim 1, it is characterised in that: described drive mechanism (4) is provided with the slotted hole (432) being connected with switch cubicle side plate.
A kind of rear door of switch cabinet interlock the most according to claim 5, it is characterised in that: described slotted hole (432) can be one or more.
A kind of rear door of switch cabinet interlock the most according to claim 1, it is characterised in that: described operation axle (8) does not extends to switch cubicle rear portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620275901.6U CN205428759U (en) | 2016-04-06 | 2016-04-06 | Door interlock behind cubical switchboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620275901.6U CN205428759U (en) | 2016-04-06 | 2016-04-06 | Door interlock behind cubical switchboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205428759U true CN205428759U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620275901.6U Active CN205428759U (en) | 2016-04-06 | 2016-04-06 | Door interlock behind cubical switchboard |
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| CN (1) | CN205428759U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107293427A (en) * | 2017-08-09 | 2017-10-24 | 华仪电气股份有限公司 | A kind of interlock of earthed switch and front/rear door |
| CN107749365A (en) * | 2017-10-31 | 2018-03-02 | 兴机电器有限公司 | A kind of earthed switch cabinet door interlock |
| CN108173125A (en) * | 2017-12-22 | 2018-06-15 | 新疆特变电工自控设备有限公司 | A kind of interlock in solid insulation ring main unit |
| CN109300719A (en) * | 2018-11-30 | 2019-02-01 | 山东泰开真空开关有限公司 | A kind of interlocking device for grounding switch operating mechanism of switch cabinet |
| CN109920668A (en) * | 2019-03-06 | 2019-06-21 | 天津平高智能电气有限公司 | Earthing switch and back door interlocking device and the switchgear for using the interlock |
| CN115938834A (en) * | 2022-10-28 | 2023-04-07 | 万固电气有限公司 | Medium-voltage switch cabinet interlocking mechanism and machining process thereof |
-
2016
- 2016-04-06 CN CN201620275901.6U patent/CN205428759U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107293427A (en) * | 2017-08-09 | 2017-10-24 | 华仪电气股份有限公司 | A kind of interlock of earthed switch and front/rear door |
| CN107293427B (en) * | 2017-08-09 | 2020-02-14 | 华仪电气股份有限公司 | Interlocking device of grounding switch and front door and rear door |
| CN107749365A (en) * | 2017-10-31 | 2018-03-02 | 兴机电器有限公司 | A kind of earthed switch cabinet door interlock |
| CN107749365B (en) * | 2017-10-31 | 2019-12-17 | 兴机电器有限公司 | Interlocking device for grounding switch cabinet door |
| CN108173125A (en) * | 2017-12-22 | 2018-06-15 | 新疆特变电工自控设备有限公司 | A kind of interlock in solid insulation ring main unit |
| CN109300719A (en) * | 2018-11-30 | 2019-02-01 | 山东泰开真空开关有限公司 | A kind of interlocking device for grounding switch operating mechanism of switch cabinet |
| CN109920668A (en) * | 2019-03-06 | 2019-06-21 | 天津平高智能电气有限公司 | Earthing switch and back door interlocking device and the switchgear for using the interlock |
| CN109920668B (en) * | 2019-03-06 | 2020-10-20 | 天津平高智能电气有限公司 | Earthing switch and back door interlocking device and switch cabinet using interlocking device |
| CN115938834A (en) * | 2022-10-28 | 2023-04-07 | 万固电气有限公司 | Medium-voltage switch cabinet interlocking mechanism and machining process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171214 Address after: Wenzhou Bridge Industrial Park Yueqing City, Zhejiang province 325600 white town of Wenzhou city (Wankong Group Co.) Patentee after: Wankong made Zhejiang Electric Co. Ltd. Address before: 325000 Zhejiang Province, Wenzhou city Yueqing North Baixiang town Wenzhou Bridge Industrial Zone Patentee before: Wankong Group Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Wenzhou Bridge Industrial Park Yueqing City, Zhejiang province 325600 white town of Wenzhou city (Wankong Group Co.) Patentee after: Wancon Zhizhuang Co., Ltd. Address before: Wenzhou Bridge Industrial Park Yueqing City, Zhejiang province 325600 white town of Wenzhou city (Wankong Group Co.) Patentee before: Wankong made Zhejiang Electric Co. Ltd. |
|
| CP01 | Change in the name or title of a patent holder |