CN203367127U - Built-in operating mechanism of ring network cabinet - Google Patents
Built-in operating mechanism of ring network cabinet Download PDFInfo
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- CN203367127U CN203367127U CN 201320312721 CN201320312721U CN203367127U CN 203367127 U CN203367127 U CN 203367127U CN 201320312721 CN201320312721 CN 201320312721 CN 201320312721 U CN201320312721 U CN 201320312721U CN 203367127 U CN203367127 U CN 203367127U
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Abstract
The utility model discloses a built-in operating mechanism of a ring network cabinet. The built-in operating mechanism comprises a large cam assembly and a small cam assembly, which are installed between an upper mechanism plate and a lower mechanism plate, the large cam assembly and the small cam assembly are connected through a cam rod connecting assembly, a spring is sleeved on the cam rod connecting assembly, the large cam assembly is connected with a main shaft of a main switch of a ring cabinet load switch, and the small cam assembly is connected with a grounding shaft of a grounding switch of a load switch; when the large cam assembly switches on the main switch, the cam rod connecting assembly is unlocked to drive the grounding switch to switch on or switch off; and when the large cam assembly is rotated to switch on the main switch, the cam rod connecting assembly limits the grounding switch to switch on. The main function of the built-in operating mechanism disclosed by the utility model is to control the switching on/off operation of the main switch of the ring cabinet load switch and the grounding switch, a single spring design is adopted to decrease the volume of the mechanism, so that the mechanism can be placed in a gas box body on the condition of not increasing the volume of the gas box body so as to truly realize a non-maintenance function and better adapt to external severe environment.
Description
Technical field
The utility model relates to technical field of electricity, particularly relates to the built-in operating mechanism of a kind of ring main unit.
Background technology
In current power industry, the volume of operating mechanism is larger, for reducing volume and the cost of gas tank body, operating mechanism all is placed on to the outside of gas tank body, this kind of structure set-up mode, easily make operating mechanism be subject to the impact of external environment, corrosion or damage, its reliability and fail safe reduce greatly.
The utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is how to overcome because the operating mechanism volume is too large, can't be placed on gas tank body inside, makes operating mechanism be subject to the impact of severe rugged environment, the defect that reliability reduces.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of ring main unit built-in operating mechanism, it comprises: be arranged on big cam assembly and little cam pack between mechanism's upper plate and mechanism's lower plate, between described big cam assembly and little cam pack, by the cam lever connected components, connect, be arranged with spring on described cam lever connected components, described big cam assembly connects ring main unit load switch main switch main shaft, little cam pack connected load switch ground switch earthing axle; When rotation big cam assembly makes the main switch separating brake, the cam lever connected components is removed interlocking can drive grounding switch tripping or combined floodgate; When rotation big cam assembly closes a floodgate main switch, cam lever connected components restriction grounding switch tripping.
Wherein, be provided with several fixedly limited posts between described mechanism upper plate and mechanism's lower plate, described mechanism upper plate and mechanism's lower plate are connected and fixed by described fixedly limited post.
Wherein, be provided with several limited support posts between described mechanism upper plate and mechanism's lower plate, described limited support post is limited for the turned position to big cam assembly and little cam pack.
Wherein, on described big cam assembly, be provided with the grounding clamp block piece, when described ring main unit main switch separating brake, one fixedly on limited post therein of described grounding clamp block piece block, be grounded switch and close a floodgate.
Wherein, on described cam lever connected components, be provided with baffle ring, described baffle ring, between the junction and spring of cam lever connected components and little cam pack, for the block spring, realizes that spring-compressed drives little cam pack and rotates.
Wherein, described big cam assembly comprises the rotating shaft through described mechanism upper plate and mechanism's lower plate, and be arranged in described rotating shaft and press close to respectively described mechanism upper plate and the runner of mechanism's lower plate, offer the fan annular opening on described runner, be provided with two limited support posts in described fan annular opening; In described rotating shaft between two runners, connecting plate is installed, described connecting plate is connected with cam lever connected components one end.
Wherein, described little cam pack comprises the rotating shaft through described mechanism upper plate and mechanism's lower plate, and be arranged in described rotating shaft and press close to respectively described mechanism upper plate and the runner of mechanism's lower plate, two runners are the strip plate, and described rotating shaft is arranged on the runner center; In described rotating shaft between two runners, connecting plate is installed, described connecting plate is connected with cam lever connected components one end.
(3) beneficial effect
The built-in operating mechanism of the ring main unit that technique scheme provides, major function is to control the divide-shut brake of ring main unit load switch main switch and the breaking-closing operating of earthed switch, adopt single spring design, reduced the volume of mechanism, make the mechanism can be under the prerequisite that does not increase gas tank body volume, be placed on the inside of gas tank body, realize real non-maintaining function, and can better adapt to extraneous rugged environment.
The accompanying drawing explanation
Fig. 1 is the structural representation of the built-in operating mechanism of the utility model embodiment ring main unit;
Fig. 2 is the structural representation of big cam assembly in Fig. 1;
Fig. 3 is the structural representation of the medium and small cam pack of Fig. 1;
Fig. 4 is the structural representation of Fig. 1 cam bar connecting rod;
Fig. 5 is the configuration state figure that in the built-in operating mechanism of the present embodiment ring main unit, ground connection is divided, on-load switch divides;
Fig. 6 is the configuration state figure that in the built-in operating mechanism of the present embodiment ring main unit, ground connection is divided, on-load switch closes;
Fig. 7 is the configuration state figure that in the built-in operating mechanism of the present embodiment ring main unit, ground connection is closed, on-load switch divides.
Wherein, 1: mechanism's lower plate; 2: fixing limited post; 3: the limited support post; 4: the big cam assembly; 5: little cam pack; 6: the cam lever connected components; 7: spring; 8: the grounding clamp block piece.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for the utility model is described, but are not used for limiting scope of the present utility model.
In description of the present utility model, it should be noted that, orientation or the position relationship of the indications such as term " " center ", " on ", D score, " interior ", " left side ", " right side " be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, so can not be interpreted as restriction of the present utility model.Unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.In addition, in description of the present utility model, except as otherwise noted, the implication of " a plurality of " is two or more, and the implication of " several " is at least one.
Shown in Fig. 4, the built-in operating mechanism of the present embodiment ring main unit comprises: be arranged on big cam assembly 4 and little cam pack 5 between mechanism's upper plate (not shown) and mechanism's lower plate 1, between described big cam assembly 4 and little cam pack 5, by cam lever connected components 6, connect, be arranged with spring 7 on described cam lever connected components 6, described big cam assembly 4 connects ring main unit load switch main switch main shaft, little cam pack 5 connected load switch ground switch earthing axles; When rotation big cam assembly 4 makes the main switch separating brake, cam lever connected components 6 is removed interlocking can drive grounding switch tripping or combined floodgate; When rotation big cam assembly 4 closes a floodgate main switch, cam lever connected components 6 restriction grounding switch trippings.; ring main unit main switch and earthed switch can not close a floodgate simultaneously, according to designed total configuration, when big cam assembly 4 turns to certain angle; control the operation of ring main unit brake of master switch, and correspondingly by cam lever connected components 6 drive earthed switches, realize breaking-closing operating.
In the set-up mode of the built-in operating mechanism of this ring main unit, use a connected components of the cam lever with spring 76 to connect big cam assembly 4 and little cam pack 5, by rotating big cam assembly 4, make spring 7 in different states, thereby driving little cam pack 5 rotates, realize the breaking-closing operating of ring main unit main switch and the interlock between the earthed switch breaking-closing operating, this is simple in structure, be easy to realize, and volume is little, can be directly installed in ring main unit gas tank body, avoid external environment to produce harmful effect to operating mechanism.
Further, be provided with several fixedly limited posts 2 between described mechanism upper plate and mechanism's lower plate 1, described mechanism upper plate and mechanism's lower plate 1 are connected and fixed by described fixedly limited post 2.Fixedly the quantity of limited post 2 and position are as the criterion with the operation of the setting position that do not affect big cam assembly 4 and little cam pack 5 and ring main unit brake of master switch, earthed switch divide-shut brake, fixedly limited post 2 plays fixed support mechanism upper plate and mechanism's lower plate 1, can also play the follow-up position-limiting action that will mention simultaneously.
Also be provided with several limited support posts 3 between described mechanism upper plate and mechanism's lower plate 1, described limited support post 3 is limited for the turned position to big cam assembly 4 and little cam pack 5.By limited support post 3, in supporting mechanism upper plate and mechanism's lower plate 1, according to the setting position of limited support post 3, realize the restriction of five anti-interlockings and divide-shut brake angle.
Be provided with grounding clamp block piece 8 on described big cam assembly 4, when described ring main unit main switch separating brake, one fixedly on limited post 2 therein of described grounding clamp block piece 8 block, being grounded switch closes a floodgate, now, fixedly limited post 2 has just played spacing effect, utilizes operating mechanism to realize the ground connection of ring main unit.
Be provided with baffle ring on described cam lever connected components 6, described baffle ring, between the junction and spring 7 of cam lever connected components 6 and little cam pack 5, for block spring 7, realizes that spring 7 compressions drive little cam pack and rotate.If there is no baffle ring, spring 7 is set on cam lever connected components 6, rotate big cam assembly 4, spring 7 can be along with cam lever connected components 6 rotates together with little cam pack 5, can not produce compression, when ring main unit main switch separating brake, spring 7 can not produce restoring force like this, to the separating brake of operating mechanism, can not play booster action; After being provided with baffle ring, rotate big cam assembly 4, spring 7 can be along with cam lever connected components 6 rotates together with little cam pack 5, baffle ring is by little cam pack 5 blocks, spring 7 can produce compression, and when ring main unit main switch separating brake, spring 7 can produce restoring force like this, separating brake to operating mechanism plays booster action, makes the operation of ring main unit brake of master switch easier.
In the present embodiment, described big cam assembly 4 comprises the rotating shaft through described mechanism upper plate and mechanism's lower plate 1, and be arranged in described rotating shaft and press close to respectively described mechanism upper plate and the runner of mechanism's lower plate 1, offer the fan annular opening on described runner, be provided with two limited support posts in described fan annular opening; In described rotating shaft between two runners, connecting plate is installed, described connecting plate is connected with cam lever connected components one end.Rotate big cam assembly 4, by rotating shaft and connecting plate, drive cam lever connected components 6 and spring 7 rotations.
Described little cam pack 5 comprises the rotating shaft through described mechanism upper plate and mechanism's lower plate 1, and is arranged in described rotating shaft and presses close to respectively described mechanism upper plate and the runner of mechanism's lower plate 1, and two runners are the strip plate, and described rotating shaft is arranged on the runner center; In described rotating shaft between two runners, connecting plate is installed, described connecting plate is connected with cam lever connected components one end.Cam lever connected components 6 and spring 7 rotate under the drive of big cam assembly 4, can further promote little cam pack 5 and rotate, and realize ring main unit main switch separating brake.When needs ring main unit main switch closes a floodgate, carry out inverse operation, by means of the restoring force of spring 7, can be easy to realize the combined floodgate of ring main unit main switch, simultaneously, the grounding clamp block piece 8 arranged on big cam assembly 4 is by one of them fixing limited post 2 block, the ground connection of realizing ring main unit.
Fig. 5 to Fig. 7 shows respectively several view of the built-in operating mechanism of the present embodiment ring main unit, in Fig. 5, big cam assembly 4 rotates, and realizes ring main unit main switch separating brake, the rotation of big cam assembly 4 drives little cam pack 5 by cam lever connected components 6 and rotates, and is grounded the switch separating brake.On the basis of Fig. 5, shown in Fig. 6, big cam assembly 4 clockwise rotates certain angle, realizes that main switch closes a floodgate, and now little cam pack 5 does not change, and earthed switch is separating brake still.On the basis of Fig. 6, shown in Fig. 7, big cam assembly 4 continues to clockwise rotate, until grounding clamp block piece 8 is fixed, limited post 2 blocks, can not be rotated further, the main switch separating brake, now earthed switch clockwise rotates, until, by another fixing limited post 2 blocks, be grounded switch and close a floodgate.
As can be seen from the above embodiments, the utility model, by adopting single spring design, has reduced the volume of mechanism, makes mechanism under the prerequisite that does not increase gas tank body volume, be placed on the inside of gas tank body; And, by cam pack is spacing, realizes the corner of mechanism and complete five anti-functions, support the peripheral panel beating of whole mechanism, and improve the reliability of mechanism, realize real non-maintaining function, and can better adapt to extraneous rugged environment.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and replacement, these improvement and replacement also should be considered as protection range of the present utility model.
Claims (7)
1. the built-in operating mechanism of ring main unit, it is characterized in that, comprise: be arranged on big cam assembly and little cam pack between mechanism's upper plate and mechanism's lower plate, between described big cam assembly and little cam pack, by the cam lever connected components, connect, be arranged with spring on described cam lever connected components, described big cam assembly connects ring main unit load switch main switch main shaft, little cam pack connected load switch ground switch earthing axle; When rotation big cam assembly makes the main switch separating brake, the cam lever connected components is removed interlocking can drive grounding switch tripping or combined floodgate; When rotation big cam assembly closes a floodgate main switch, cam lever connected components restriction grounding switch tripping.
2. the built-in operating mechanism of ring main unit as claimed in claim 1, is characterized in that, is provided with several fixedly limited posts between described mechanism upper plate and mechanism's lower plate, and described mechanism upper plate and mechanism's lower plate are connected and fixed by described fixedly limited post.
3. the built-in operating mechanism of ring main unit as claimed in claim 1, it is characterized in that, be provided with several limited support posts between described mechanism upper plate and mechanism's lower plate, described limited support post is limited for the turned position to big cam assembly and little cam pack.
4. the built-in operating mechanism of ring main unit as claimed in claim 2, it is characterized in that, on described big cam assembly, be provided with the grounding clamp block piece, when described ring main unit main switch separating brake, one fixedly on limited post therein of described grounding clamp block piece block, be grounded switch and close a floodgate.
5. the built-in operating mechanism of ring main unit as claimed in claim 1, it is characterized in that, be provided with baffle ring on described cam lever connected components, described baffle ring is between the junction and spring of cam lever connected components and little cam pack, for the block spring, realize that spring-compressed drives little cam pack and rotates.
6. the built-in operating mechanism of ring main unit as claimed in claim 3, it is characterized in that, described big cam assembly comprises the rotating shaft through described mechanism upper plate and mechanism's lower plate, and be arranged in described rotating shaft and press close to respectively described mechanism upper plate and the runner of mechanism's lower plate, offer the fan annular opening on described runner, be provided with two limited support posts in described fan annular opening; In described rotating shaft between two runners, connecting plate is installed, described connecting plate is connected with cam lever connected components one end.
7. the built-in operating mechanism of ring main unit as claimed in claim 3, it is characterized in that, described little cam pack comprises the rotating shaft through described mechanism upper plate and mechanism's lower plate, and be arranged in described rotating shaft and press close to respectively described mechanism upper plate and the runner of mechanism's lower plate, two runners are the strip plate, and described rotating shaft is arranged on the runner center; In described rotating shaft between two runners, connecting plate is installed, described connecting plate is connected with cam lever connected components one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320312721 CN203367127U (en) | 2013-05-31 | 2013-05-31 | Built-in operating mechanism of ring network cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320312721 CN203367127U (en) | 2013-05-31 | 2013-05-31 | Built-in operating mechanism of ring network cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203367127U true CN203367127U (en) | 2013-12-25 |
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ID=49814852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320312721 Expired - Lifetime CN203367127U (en) | 2013-05-31 | 2013-05-31 | Built-in operating mechanism of ring network cabinet |
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| Country | Link |
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| CN (1) | CN203367127U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107833780A (en) * | 2017-12-06 | 2018-03-23 | 上海劲变电气制造有限公司 | Anti-mistaken interlocking device used for high-voltage switch |
| CN109788684A (en) * | 2019-01-24 | 2019-05-21 | 吉林师范大学 | Portable Computer System Integrated Control Cabinet |
| CN110010387A (en) * | 2019-04-01 | 2019-07-12 | 浙江博为电气有限公司 | Ring main unit integrated operating mechanism |
-
2013
- 2013-05-31 CN CN 201320312721 patent/CN203367127U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107833780A (en) * | 2017-12-06 | 2018-03-23 | 上海劲变电气制造有限公司 | Anti-mistaken interlocking device used for high-voltage switch |
| CN109788684A (en) * | 2019-01-24 | 2019-05-21 | 吉林师范大学 | Portable Computer System Integrated Control Cabinet |
| CN109788684B (en) * | 2019-01-24 | 2020-12-11 | 吉林师范大学 | Portable Computer System Integrated Control Cabinet |
| CN110010387A (en) * | 2019-04-01 | 2019-07-12 | 浙江博为电气有限公司 | Ring main unit integrated operating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |