CN211828538U - Synchronous interlocking mechanism for parallel high-capacity switches - Google Patents
Synchronous interlocking mechanism for parallel high-capacity switches Download PDFInfo
- Publication number
- CN211828538U CN211828538U CN202020478921.XU CN202020478921U CN211828538U CN 211828538 U CN211828538 U CN 211828538U CN 202020478921 U CN202020478921 U CN 202020478921U CN 211828538 U CN211828538 U CN 211828538U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- pin
- guide arm
- switch body
- left connecting
- 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.)
- Active
Links
Images
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to a power equipment technical field just discloses a synchronous interlocking mechanism of parallelly connected large capacity switch, including left switch body and right switch body, one side fixed mounting at left side switch body top has last connection terminal one, one side fixed mounting of left side switch body bottom has lower connection terminal one, guide arm one under the bottom fixedly connected with of left side switch body, the middle part swing joint of guide arm one has first pin down, the middle part of guide arm one has left connecting rod through first pin activity hinge joint down, the middle part swing joint of left side connecting rod has the second pin. This synchronous interlocking mechanism of parallelly connected large capacity switch, high-pressure wiring part pass through copper bar fixed connection, and the totality adopts symmetrical type structure overall arrangement, and lower guide arm one and lower guide arm two must the simultaneous movement just can in the time of the unanimity of direction, just can drive left connecting rod and right connecting rod activity like this, carry out the interlocking through the slip table to guarantee the action uniformity of two switches, realize the synchronization of parallelly connected switch.
Description
Technical Field
The utility model relates to a power equipment technical field specifically is a synchronous interlocking device of parallelly connected large capacity switch.
Background
With the rapid development of the national modernization process, the scale of an electric power system is larger and larger, the short-circuit fault current is larger and larger, not only is a strong mechanical stress generated, but also the short-circuit current can generate huge thermal shock on equipment, so that the damage to the electric equipment without enough rated capacity, such as a switch cabinet, a current transformer, a cable and the like, is caused.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a synchronous interlocking device of parallelly connected large capacity switch possesses the advantage that the practicality is good, has solved the problem of proposing among the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a parallel high-capacity switch synchronous interlocking mechanism comprises a left switch body and a right switch body, wherein one side of the top of the left switch body is fixedly provided with a first upper wiring seat, one side of the bottom of the left switch body is fixedly provided with a first lower wiring seat, the bottom of the left switch body is fixedly connected with a first lower guide rod, the middle of the first lower guide rod is movably connected with a first pin, the middle of the first lower guide rod is movably hinged with a left connecting rod through the first pin, the middle of the left connecting rod is movably connected with a second pin, the middle of the left connecting rod is movably provided with a left fixing seat through the second pin, one end of the left connecting rod, which is far away from the first lower guide rod, is movably connected with a third pin, one end of the left connecting rod is movably hinged with a sliding table through the third pin, the middle of the sliding table is movably provided with a fixed guide rail, one, one side fixed mounting of right side switch body bottom has lower junction box two, guide arm two under the bottom fixedly connected with of right side switch body, the middle part swing joint of guide arm two has the fourth pin down, the middle part of guide arm two has the right connecting rod through fourth pin swing joint down, the middle part swing joint of right connecting rod has the fifth pin, the middle part of right connecting rod has right fixing base through fifth pin swing joint, the one end swing joint that guide arm two was kept away from down to the right connecting rod has the sixth pin, the one end of right connecting rod is passed through one side activity hinge joint of sixth pin and slip table.
Preferably, the first lower guide rod and the first pin are in transition fit, and the first pin and the left connecting rod are in small-gap fit.
Preferably, the left connecting rod, the second pin and the left fixing seat are symmetrically arranged with the right connecting rod, the fifth pin and the right fixing seat by taking the central line of the sliding table as a symmetry axis.
Preferably, the third pin adopts transition fit with the slip table, and the left connecting rod adopts little clearance fit with the second pin.
Preferably, waist round holes are formed in one end and the middle of the left connecting rod, round holes are formed in the other end of the left connecting rod, and the left connecting rod and the right connecting rod are identical in shape and size.
(III) advantageous effects
Compared with the prior art, the utility model provides a synchronous interlocking mechanism of parallelly connected large capacity switch possesses following beneficial effect:
this synchronous interlocking mechanism of parallelly connected large capacity switch, copper bar fixed connection is passed through to the high voltage wiring part, the totality adopts symmetrical type structure overall arrangement, lower guide arm one and lower guide arm two must the simultaneous movement just when the direction is unanimous could, just can drive left connecting rod and right connecting rod activity, carry out the interlocking through the slip table, thereby guarantee the action uniformity of two switches, realize the synchronization of parallelly connected switch, this kind of connection interlocking mode, moreover, the steam generator is simple in structure, avoid one of them malfunction completely, the reliability of action has been improved, the safety of operation has been guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1 left switch body, 2 right switch bodies, 3 last connection terminal one, 4 lower connection terminal one, 5 lower guide arm one, 6 first pin, 7 left connecting rod, 8 second pin, 9 left fixing base, 10 third pin, 11 slip table, 12 fixed guide, 13 go up connection terminal two, 14 lower connection terminal two, 15 lower guide arm two, 16 fourth pin, 17 right connecting rod, 18 fifth pin, 19 right fixing base, 20 sixth pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, a parallel high-capacity switch synchronous interlocking mechanism comprises a left switch body 1 and a right switch body 2, wherein one side of the top of the left switch body 1 is fixedly provided with a first upper wiring seat 3, a first upper wiring seat 3 and a second upper wiring seat 13 of a high-voltage wiring part are fixedly connected through a copper bar, one side of the bottom of the left switch body 1 is fixedly provided with a first lower wiring seat 4, the first lower wiring seat 4 and a second lower wiring seat 14 are fixedly connected through a copper bar, the bottom of the left switch body 1 is fixedly connected with a first lower guide rod 5, the middle part of the first lower guide rod 5 is movably connected with a first pin 6, the middle part of the first lower guide rod 5 is movably hinged with a left connecting rod 7 through the first pin 6, the first lower guide rod 5 and the first pin 6 are in transition fit, the first pin 6 and the left connecting rod 7 are in small clearance fit, one end and the middle part of the left connecting rod 7 are both, the shape and the size of a left connecting rod 7 and a right connecting rod 17 are the same, a second pin 8 is movably connected at the middle part of the left connecting rod 7, a left fixing seat 9 is movably installed at the middle part of the left connecting rod 7 through the second pin 8, a third pin 10 is movably connected at one end of the left connecting rod 7 far away from a first lower guide rod 5, a sliding table 11 is movably hinged at one end of the left connecting rod 7 through the third pin 10, the third pin 10 and the sliding table 11 are in transition fit, the left connecting rod 7 and the second pin 8 are in small clearance fit, a fixed guide rail 12 is movably installed at the middle part of the sliding table 11, a second upper wiring seat 13 is fixedly installed at one side of the top part of a right switch body 2, a second lower wiring seat 14 is fixedly installed at one side of the bottom part of the right switch body 2, a second lower guide rod 15 is fixedly connected at the bottom part of the right switch body 2, a fourth pin 16 is movably connected at the, the middle part swing joint of right connecting rod 17 has fifth pin 18, the middle part of right connecting rod 17 has right fixing base 19 through fifth pin 18 movable mounting, left connecting rod 7, second pin 8 and left fixing base 9 use the central line of slip table 11 as the symmetry axis with right connecting rod 17, fifth pin 18 and right fixing base 19 symmetrical arrangement, this interlocking mechanism divides the bipartite to form, circuit breaker body part and link mechanism part, generally adopt symmetrical type structural configuration, just can drive left connecting rod 7 and right connecting rod 17 activity when lower guide arm one 5 and lower guide arm two 15 must move simultaneously and the direction is unanimous like this, carry out the interlocking through slip table 11, thereby guarantee that the action of two switches goes on in step, the one end swing joint of right connecting rod 17 keeping away from lower guide arm two 15 has sixth pin 20, the one end of right connecting rod 17 is through sixth pin 20 and slip table 11 one side activity hinge joint.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In conclusion, the high-voltage wiring part of the parallel large-capacity switch synchronous interlocking mechanism is fixedly connected through the copper bar, the whole mechanism is in a symmetrical structural layout, so that the left connecting rod 7 and the right connecting rod 17 can be driven to move only when the first lower guide rod 5 and the second lower guide rod 15 move simultaneously and have consistent directions, and the interlocking is realized through the sliding table 11, so that the action consistency of the two switches is ensured, the synchronization of the parallel switches is realized, the connection interlocking mode is simple in structure, one misoperation is completely avoided, the action reliability is improved, and the operation safety is ensured.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a synchronous interlocking device of parallelly connected large capacity switch, includes left switch body (1) and right switch body (2), its characterized in that: one side fixed mounting at left side switch body (1) top has last connection terminal (3), one side fixed mounting of left side switch body (1) bottom has lower junction box (4), the bottom fixedly connected with of left side switch body (1) down guide arm (5), the middle part swing joint of lower guide arm (5) has first pin (6), the middle part of lower guide arm (5) articulates through first pin (6) activity has left connecting rod (7), the middle part swing joint of left connecting rod (7) has second pin (8), the middle part of left connecting rod (7) has left fixing base (9) through second pin (8) movable mounting, the one end swing joint that lower guide arm (5) were kept away from in left connecting rod (7) has third pin (10), the one end of left connecting rod (7) articulates through third pin (10) activity has slip table (11), the middle part movable mounting of slip table (11) has fixed guide (12), one side fixed mounting at right side switch body (2) top has last connection terminal two (13), one side fixed mounting of right side switch body (2) bottom has lower wire holder two (14), guide arm two (15) under the bottom fixedly connected with of right side switch body (2), the middle part swing joint of guide arm two (15) has fourth pin (16) down, the middle part of guide arm two (15) has right connecting rod (17) through fourth pin (16) activity hinge joint down, the middle part swing joint of right connecting rod (17) has fifth pin (18), the middle part of right connecting rod (17) has right fixing base (19) through fifth pin (18) movable mounting, the one end swing joint that guide arm two (15) had sixth pin (20) down is kept away from in right connecting rod (17), the one end of right connecting rod (17) is through sixth pin (20) and one side activity hinge joint of slip table (11).
2. The synchronous interlocking mechanism of the parallel large-capacity switch as claimed in claim 1, wherein: the lower guide rod I (5) and the first pin (6) are in transition fit, and the first pin (6) and the left connecting rod (7) are in small-gap fit.
3. The synchronous interlocking mechanism of the parallel large-capacity switch as claimed in claim 1, wherein: and the left connecting rod (7), the second pin (8) and the left fixing seat (9) are symmetrically arranged with the right connecting rod (17), the fifth pin (18) and the right fixing seat (19) by taking the central line of the sliding table (11) as a symmetry axis.
4. The parallel high-capacity switch synchronous interlocking mechanism as claimed in claim 2, wherein: third pin (10) and slip table (11) adopt transition fit, left side connecting rod (7) and second pin (8) adopt little clearance fit.
5. The parallel high-capacity switch synchronous interlocking mechanism as claimed in claim 2, wherein: waist round holes are formed in one end and the middle of the left connecting rod (7), round holes are formed in the other end of the left connecting rod (7), and the left connecting rod (7) and the right connecting rod (17) are identical in shape and size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020478921.XU CN211828538U (en) | 2020-04-03 | 2020-04-03 | Synchronous interlocking mechanism for parallel high-capacity switches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020478921.XU CN211828538U (en) | 2020-04-03 | 2020-04-03 | Synchronous interlocking mechanism for parallel high-capacity switches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211828538U true CN211828538U (en) | 2020-10-30 |
Family
ID=73141997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020478921.XU Active CN211828538U (en) | 2020-04-03 | 2020-04-03 | Synchronous interlocking mechanism for parallel high-capacity switches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211828538U (en) |
-
2020
- 2020-04-03 CN CN202020478921.XU patent/CN211828538U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106251747B (en) | Power distribution network simulation system | |
| WO2019024273A1 (en) | Functional module for constantly supplying power during cable expansion in gis | |
| CN211828538U (en) | Synchronous interlocking mechanism for parallel high-capacity switches | |
| CN203385774U (en) | Combined conjunction box capable of enabling phase sequence to be adjusted conveniently | |
| Iyer et al. | DC distribution systems for homes | |
| CN212485609U (en) | 0.4kV electric power system distribution operating system that does not have a power failure | |
| CN113267654B (en) | Electrical test fixture for high-voltage circuit breaker | |
| CN111596204B (en) | Alternating-current field breaker fracture alternating-current withstand voltage test system and method | |
| CN208479189U (en) | A kind of reactive compensation cabinet having inverse probability compensation function | |
| CN110165593B (en) | Live replacement device and method for current transformer for metering cabinet | |
| CN111952752A (en) | 0.4kV power system distribution uninterrupted operation system and operation method thereof | |
| CN207200252U (en) | A kind of high reliability high-speed switch type fault current limiter | |
| CN207124482U (en) | A kind of transforming plant DC power-supply device self-switchover load device | |
| CN215526038U (en) | Special wiring board for AC metal closed switch equipment test | |
| CN215732716U (en) | Plug-in device for reducing heating rate of plug-in connector of draw-out low-voltage switch cabinet | |
| CN217281927U (en) | Fixing device for rapidly recovering butt joint of three-core cable | |
| CN110554225A (en) | split type three-phase three-wire high-voltage electric energy metering box | |
| CN220456898U (en) | Low-voltage power distribution cabinet with automatic compensation function | |
| CN212229000U (en) | A wiring switching device for transformer power failure test | |
| CN219759509U (en) | Static conductor of direct current breaker | |
| CN209880515U (en) | Internal series structure of high-voltage direct-current molded case circuit breaker | |
| CN218352001U (en) | Safe wiring structure of low-voltage drawer type switch cabinet | |
| CN217182117U (en) | Switch cabinet circuit breaker energy storage automatic control device | |
| CN216414104U (en) | Motor protection control device of 35kV and below voltage class | |
| CN116068361B (en) | Alternating current test system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |