CN203026402U - Earthing switch-load switch door interlocking mechanism for ring main unit - Google Patents
Earthing switch-load switch door interlocking mechanism for ring main unit Download PDFInfo
- Publication number
- CN203026402U CN203026402U CN 201320024814 CN201320024814U CN203026402U CN 203026402 U CN203026402 U CN 203026402U CN 201320024814 CN201320024814 CN 201320024814 CN 201320024814 U CN201320024814 U CN 201320024814U CN 203026402 U CN203026402 U CN 203026402U
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- China
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- lock
- main unit
- ring main
- load switch
- lock body
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Abstract
The utility model relates to an earthing switch-load switch door interlocking mechanism for a ring main unit, which comprises an operating panel, an interlocking board, a lock body and a lock cylinder, wherein the lock body drives the interlocking board to move left and right through the lock cylinder, and a movement sequence of a load switch and an earthing switch is ensured through shielding an operating pole in the panel via the in-place interlocking board, so that the two switches cannot simultaneously operate, and an accident can be avoided. The interlocking mechanism is simple in structure, convenient to operate, small, exquisite and attractive in appearance, and suitable for mass production and application.
Description
Technical field
The utility model belongs to the high-voltage switch gear field, relates to a kind of ring main unit earthed switch---on-load switch door interlocking gear.
Background technology
" interlocking gear " of ring main unit be guarantee the power network safe operation, guarantee life safely, prevent the important measures of misoperation.Interlocking gear implementation in different ring main unit products is all different, some products are used bicycle brake line and are realized chain, when the operational load switch, pull the on-load switch lockhole cap, the lockhole cap of opening makes the earthed switch handle hole closed by brake cable, thereby reach can not the operational grounding switch purpose, otherwise the same.This mode can realize chain function, but brake cable is easily disconnected, and the life-span is short, and brake cable is flexible, and the interlocking gear Problem of Failure easily occurs.
Summary of the invention
In view of this, the purpose of this utility model is the deficiency that overcomes the prior art problem, provides a kind of simple and easy, the on-load switch door interlocking gear that reliability is high, and it is simple and compact for structure, and is easy to operate, safe and reliable.
For achieving the above object, ring main unit of the present utility model comprises with earthed switch-on-load switch door interlocking gear: be arranged on the ring main unit panel and the chain slide opening between earthed switch handle hole and on-load switch handle hole, be arranged on the junction panel of ring main unit panel inboard and be used for the locking device of locking junction panel position, described locking device comprises the lock body that is fixedly connected with described junction panel and is slidably matched with chain slide opening single-degree-of-freedom and coordinates with the lock body and be used for junction panel is locked in lock core on chain slide opening.
Further, the length of described junction panel is the earthed switch handle hole to a times of distance between the on-load switch handle hole to the earthed switch handle hole to distance and described chain slide opening length sum between the on-load switch handle hole.
Further, the two ends of described chain slide opening are respectively equipped with the unlatching location hole, and the middle part of chain slide opening is provided with the closed orientation hole, and the link position between described lock body and junction panel is positioned on described junction panel line of symmetry in the longitudinal direction.
Further, the inboard of described ring main unit panel is provided be used to the positive stop that limits described junction panel glide direction.
Further, described lock overlaps with it and is equiped with the lock sleeve that can slide along lock body axial direction, and be provided with the locking mechanism that cooperatively interacts between described lock body and lock core, described locking mechanism comprises that correspondence is arranged on the lock hole on described lock body, lock core and lock sleeve, be provided with locking reed corresponding to described lock hole in described lock core, the external diameter of described lock sleeve and described unlatching location hole or closed orientation hole equate.
Further, be provided with the detent mechanism that cooperatively interacts between described lock body and lock core, described detent mechanism comprises the square locating piece that is arranged on lock core and is arranged on the square location notch that coordinates with square locating piece in described lock body.
Further, described lock body comprises the locking section and the linkage section that is used to be connected junction panel that coordinates with lock core, described linkage section is provided with two slip planes that are slidably matched and are parallel to each other with described chain slide opening, described square location notch is arranged on described linkage section, and described lock sleeve is sleeved on described locking section.
The beneficial effects of the utility model are: be arranged on lock body on panel and drive junction panel by lock core and move left and right in the panel groove, junction panel gets out of the way or shelters from handle hole, easily selection on-load switch locking or earthed switch locking or both three locked position of couplers of locking, simple in structure, easy to operate, reliability is high, has eliminated the defective of brake cable mode.
Description of drawings
In order to make the purpose of this utility model, technical scheme and beneficial effect clearer, the utility model provides following accompanying drawing to describe:
Fig. 1 is the structural representation after the utility model assembling;
Fig. 2 is the rearview of Fig. 1;
Fig. 3 is the schematic diagram of chain slide opening;
Fig. 4 is the structural representation of lock body;
Fig. 5 is the structural representation of lock core;
Fig. 6 is the structural representation of lock body linkage section.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
as shown in Figure 1, be the utility model ring main unit earthed switch---the structural representation of on-load switch door interlocking gear, the ring main unit earthed switch of the present embodiment---on-load switch door interlocking gear, comprise and be arranged on ring main unit panel 1 and the chain slide opening 5 between earthed switch handle hole and on-load switch handle hole, be arranged on the junction panel 4 of ring main unit panel inboard and be used for the locking device of locking junction panel position, locking device comprises the lock body 2 that is fixedly connected with junction panel 4 and is slidably matched with chain slide opening 5 single-degree-of-freedoms and coordinates with the lock body and be used for junction panel is locked in lock core 3 on chain slide opening.
The ring main unit earthed switch of the present embodiment---on-load switch door interlocking gear, by locking device is set, the lock body 2 of locking device is set to be slidably matched with chain slide opening 5 single-degree-of-freedoms, be that locking device can be in the interior slip of chain slide opening 5, and then drive junction panel 4 slides, earthed switch and on-load switch are opened or closed simultaneously to the selecting of ground switch or on-load switch that achieve a butt joint one, simple in structure, easy to operate, eliminated the defective of brake cable mode, the position of junction panel will be locked by locking device, the reliability of interlocking gear can be improved.
Further, the length of junction panel 4 is the earthed switch handle hole to a times of distance between the on-load switch handle hole to the earthed switch handle hole to distance and described chain slide opening 5 length sums between the on-load switch handle hole, the length of the junction panel 4 of the present embodiment equals the earthed switch handle hole to distance between the on-load switch handle hole, adopt the junction panel 4 of this structure,, can satisfy and select a requirement of opening earthed switch and on-load switch and closing simultaneously earthed switch and on-load switch along with lock body 2 when moving when junction panel 4.
further, the two ends of chain slide opening 5 are respectively equipped with opens location hole 7, and the middle part of chain slide opening is provided with closed orientation hole 8, link position between lock body 2 and junction panel 4 is positioned on described junction panel line of symmetry in the longitudinal direction, if location hole is convenient to carry out spacing with the lock body to junction panel 4, the chain slide opening 5 of the present embodiment is symmetricly set between earthed switch handle hole and on-load switch handle hole, be arranged on junction panel line of symmetry in the longitudinal direction by the link position that will lock between body and junction panel, can satisfy and select unlatching earthed switch and an on-load switch, and the requirement of closing simultaneously earthed switch and on-load switch.
Further, the inboard of ring main unit panel 1 is provided be used to the positive stop 9 that limits described junction panel glide direction, and it can only be moved in the horizontal direction, and convenient operation lock sleeve 10 can also prevent that junction panel 4 from rotating with respect to locking device.
Further, lock cover with it is equiped with the lock sleeve 10 that can slide along lock body axial direction, and be provided with the locking mechanism that cooperatively interacts between lock body and lock core, locking mechanism comprises that correspondence is arranged on the lock hole 11 on lock body, lock core and lock sleeve, be provided with locking reed corresponding to lock hole in lock core, the external diameter of lock sleeve 10 and described unlatching location hole or closed orientation hole equate.
In the present embodiment, lock body and lock core are cylinder, lock core inserts in the lock body, the lock hole 11 that passes on lock core by the locking reed that is arranged in lock core falls into the lock hole realization locking of locking on body and lock sleeve, after removing the locking effect of reed, by being pressed into, lock sleeve 10 opens location hole 7 or closed orientation hole 8 realizes that locking device is to the locking of junction panel position.
Further, be provided with the detent mechanism that cooperatively interacts between lock body and lock core, described detent mechanism comprises the square locating piece 12 that is arranged on lock core and is arranged on the square location notch 13 that coordinates with square locating piece 12 in described lock body.In the present embodiment, also be provided with screwed hole on the square locating piece 12 on lock core, by this screwed hole with lock core and junction panel with screw fastening together.Securing lock core carries out spacing to the lock body by square locating piece, prevent its rotation.
Further, described lock body comprises the locking section 14 and the linkage section 15 that is used to be connected junction panel that coordinates with lock core, described linkage section 15 is provided with two slip planes 16 that are slidably matched and are parallel to each other with described chain slide opening 5, described square location notch 13 is arranged on described linkage section 15, and described lock sleeve is sleeved on described locking section 14.
In the present embodiment, lock sleeve is enclosed within outside the lock body, the distance of two slip planes 16 on linkage section equates with chain slide opening width, when removing the restriction of lock sleeve 10 in chain slide opening 5, lock sleeve breaks away from chain slide opening, pass the part of chain slide opening this moment and be the linkage section 15 of lock body linkage section part, the lock body can drive junction panel by lock core and move left and right in chain slide opening.
The operating process of above-described embodiment: lock core 3 is inserted in the closed orientation hole of passing in lock body 2 on panel 1, use screw that the junction panel 4 of lock core and back side of panel is fixed together, when needing mobile junction panel 4, insert key 6, outwards pull out the lock sleeve 10 on lock body 2, lock sleeve breaks away from chain slide opening, passes the part of chain slide opening 5 this moment and is the linkage section 15 of lock body linkage section part, and the lock body can drive junction panel by lock core and move left and right in chain slide opening.After putting in place, inwardly push away lock sleeve, lock sleeve passes location hole, stops locking device to move in chain slide opening, extracts key 6, and the locking spring sheet in lock core pins lock body and lock sleeve, stops it to relatively move.Move left and right by junction panel 4 purpose that the handle hole that gets out of the way or shelter from panel is realized safety operation, satisfy on-load switch locking or earthed switch locking or both requirements of three locked position of couplers of locking.
Explanation is at last, above preferred embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is described in detail by above preferred embodiment, but those skilled in the art are to be understood that, can make various changes to it in the form and details, and not depart from the utility model claims limited range.
Claims (7)
1. a ring main unit earthed switch---on-load switch door interlocking gear, it is characterized in that: comprise being arranged on the upper and chain slide opening (5) between earthed switch handle hole and on-load switch handle hole of ring main unit panel (1), being arranged on the junction panel (4) of ring main unit panel inboard and being used for the locking device of locking junction panel position, described locking device comprise the lock body (2) that is fixedly connected with described junction panel and is slidably matched with chain slide opening single-degree-of-freedom and with lock body and coordinate and be used for junction panel is locked in lock core (3) on chain slide opening.
2. ring main unit earthed switch according to claim 1---on-load switch door interlocking gear is characterized in that: the length of described junction panel (4) is the earthed switch handle hole to a times of distance between the on-load switch handle hole to the earthed switch handle hole to distance and described chain slide opening (5) length sum between the on-load switch handle hole.
3. ring main unit earthed switch according to claim 2---on-load switch door interlocking gear, it is characterized in that: the two ends of described chain slide opening (5) are respectively equipped with opens location hole (7), and the middle part of chain slide opening is provided with closed orientation hole (8), and the link position between described lock body (2) and junction panel (4) is positioned on described junction panel line of symmetry in the longitudinal direction.
4. ring main unit earthed switch according to claim 3---on-load switch door interlocking gear is characterized in that: the inboard of described ring main unit panel (1) is provided be used to the positive stop that limits described junction panel glide direction (9).
5. ring main unit earthed switch according to claim 4---on-load switch door interlocking gear, it is characterized in that: described lock overlaps with it and is equiped with the lock sleeve (10) that can slide along lock body axial direction, and be provided with the locking mechanism that cooperatively interacts between described lock body (2) and lock core (3), described locking mechanism comprises that correspondence is arranged on the lock hole (11) on described lock body, lock core and lock sleeve, be provided with locking reed corresponding to described lock hole in described lock core, the external diameter of described lock sleeve and described unlatching location hole or closed orientation hole equate.
6. ring main unit earthed switch according to claim 5---on-load switch door interlocking gear, it is characterized in that: be provided with the detent mechanism that cooperatively interacts between described lock body (2) and lock core (3), described detent mechanism comprises the square locating piece (12) that is arranged on lock core and is arranged on the square location notch (13) that coordinates with square locating piece in described lock body.
7. ring main unit earthed switch according to claim 6---on-load switch door interlocking gear, it is characterized in that: described lock body comprises the locking section (14) and the linkage section that is used to be connected junction panel (15) that coordinates with lock core, described linkage section is provided with two slip planes (16) that are slidably matched and are parallel to each other with described chain slide opening, described square location notch is arranged on described linkage section, and described lock sleeve is sleeved on described locking section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320024814 CN203026402U (en) | 2013-01-17 | 2013-01-17 | Earthing switch-load switch door interlocking mechanism for ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320024814 CN203026402U (en) | 2013-01-17 | 2013-01-17 | Earthing switch-load switch door interlocking mechanism for ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203026402U true CN203026402U (en) | 2013-06-26 |
Family
ID=48650365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320024814 Expired - Fee Related CN203026402U (en) | 2013-01-17 | 2013-01-17 | Earthing switch-load switch door interlocking mechanism for ring main unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203026402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466902A (en) * | 2014-12-31 | 2015-03-25 | 广州供电局有限公司 | Interlocker preventing mistaken cable electrified switched-on of earth switch for 10 kV switch cabinet |
-
2013
- 2013-01-17 CN CN 201320024814 patent/CN203026402U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466902A (en) * | 2014-12-31 | 2015-03-25 | 广州供电局有限公司 | Interlocker preventing mistaken cable electrified switched-on of earth switch for 10 kV switch cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20200117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |