CN209729771U - A kind of combined electrical apparatus with isolation interlock - Google Patents
A kind of combined electrical apparatus with isolation interlock Download PDFInfo
- Publication number
- CN209729771U CN209729771U CN201920642831.7U CN201920642831U CN209729771U CN 209729771 U CN209729771 U CN 209729771U CN 201920642831 U CN201920642831 U CN 201920642831U CN 209729771 U CN209729771 U CN 209729771U
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- CN
- China
- Prior art keywords
- breaker
- isolation
- disconnecting switch
- interlock
- interlocking
- 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.)
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Abstract
A kind of combined electrical apparatus with isolation interlock.Solve the problems, such as that existing combined electrical apparatus can still provide for closing operation when disconnecting switch is opened.It includes frame body, mechanism case, first interlocking mechanism and the second interlocking mechanism, the frame body is equipped with disconnecting switch, breaker and earthing switch, the breaker is driven by breaker actuation axis for controlling circuit-breaker switching on-off, unlock is so that the second position that breaker actuation axis freely acts when first interlocking mechanism has the first position and the disconnecting switch closure that avoid breaker closing with the interlocking of breaker actuation axis when disconnecting switch is opened, second interlocking mechanism has the first state in disconnecting switch closure earthing switch being interlocked and the second state for when disconnecting switch is opened earthing switch freely being acted.The advantages that the utility model also has structure simple, easy to assembly, reliable in action, long service life.
Description
Technical field
The utility model relates to a kind of combined electrical apparatuses, and in particular to a kind of combined electrical apparatus with isolation interlock.
Background technique
Combined electrical apparatus (composite apparatus) is to form two or more electric appliance by wiring requirement
One entirety and each electric appliance still keep originality can device.Compact-sized, outline overall and installing dimensions is small, easy to use, and each electricity
The performance of device can preferably cooperation, low pressure combined electrical apparatus and high-voltage combined electrical apparatus can be divided by voltage levels.
High-voltage combined electrical apparatus is divided into open type and two kinds of totally enclosed type by insulation system.The former is with disconnecting switch or breaker
Based on, by elements such as current transformer, voltage transformer, ends, common combination is formed therewith.The latter is by each composition member
The electrification in high voltage position of part is sealed in grounded metal enclosure, and the good gas of insulation performance, oil or solid insulation are filled in shell
Medium, each constituent element (generally comprise breaker, disconnecting switch, earthing switch, voltage transformer, current transformer, bus,
Arrester, cable termination etc.) by wiring requirement, it is sequentially connected and forms a whole.Existing combined electrical apparatus structure is simple, no
Have isolation interlock, especially still can be into breaker row closing operation when breaker is isolated and is opened, there are biggish
Security risk.
Utility model content
To solve the problems, such as that existing combined electrical apparatus can still provide for closing operation when disconnecting switch is opened in background technique, this
Utility model provides a kind of combined electrical apparatus with isolation interlock.
The technical solution of the utility model is: a kind of combined electrical apparatus with isolation interlock, including frame body and mechanism
Case, the frame body are equipped with disconnecting switch, breaker and earthing switch, and the breaker is driven by breaker actuation axis and used
In control circuit-breaker switching on-off, the disconnecting switch is driven by isolated operation axis for controlling disconnecting switch open or close,
The earthing switch is driven by ground connection operating shaft for controlling earthing switch open or close, further include the first interlocking mechanism and
Second interlocking mechanism, first interlocking mechanism, which has, avoids open circuit with the interlocking of breaker actuation axis when disconnecting switch is opened
Unlock is so that the second position that breaker actuation axis freely acts, described when the first position and disconnecting switch that device closes a floodgate are closed
Second interlocking mechanism has the first state in disconnecting switch closure earthing switch being interlocked and when disconnecting switch is opened
So that the second state that earthing switch freely acts.
As a kind of improvement of the utility model, first interlocking mechanism includes isolation drive part, isolation transmission group
Part and combined floodgate locking part, the isolation drive part are connected by isolation transmission component with combined floodgate locking part, the combined floodgate
Locking part, which has, to be avoided the first position of breaker closing with the interlocking of breaker actuation axis when disconnecting switch is opened and keeps apart
It closes and unlocks when closing so that the second position that breaker actuation axis freely acts.
The mechanism case is equipped with the combined floodgate for controlling breaker closing as a further improvement of the utility model,
Button, the switch knob is connected by combined floodgate transmission component and is had with breaker actuation axis to be closed for controlling breaker
Lock, the combined floodgate locking part are mutually interlocked when disconnecting switch is opened with combined floodgate transmission component.
The isolation transmission component includes the first driving member and the second transmission as a further improvement of the utility model,
Part, the isolation drive part are connected with the first driving member, and second driving member is connected with combined floodgate locking part.
The isolation drive part is set on isolated operation axis and grasps with being isolated as a further improvement of the utility model,
Be connected as axis, the isolation drive part disconnecting switch open when by the first driving member, the second driving member it is vertical
Movement driving combined floodgate locking part rotates and limits combined floodgate transmission component.
The combined floodgate locking part is equipped with driver slot and limiting section as a further improvement of the utility model, described
The second driving member be equipped with insertion driver slot in for drive combined floodgate locking part rotate driving portion, second driving member
It is equipped with elastic component.
Second interlocking mechanism includes the first interlock cam, second as a further improvement of the utility model,
Lock cam and locating wheel, first interlock cam, the second interlock cam outer surface offset with locating wheel, the positioning
Wheel, which is set on frame body and slides with frame body, to be cooperated.
As a further improvement of the utility model, first interlock cam be equipped with the first gap slot and
First interlocking convex surface, second interlock cam is equipped with the second gap slot and the second interlocking convex surface, when disconnecting switch is closed
The locating wheel is pressed in the second gap slot by the first interlocking convex surface interlocks earthing switch, first when disconnecting switch is opened
The gap for positioning wheel slip is formed between interlock cam and the second interlock cam outer surface.
The frame body is equipped with limit hole as a further improvement of the utility model, and the locating wheel is set to limit
It slides in the hole of position and with frame body and cooperates.
First gap slot and the second gap slot are the shape that is recessed inwardly as a further improvement of the utility model,
At arcwall face, the locating wheel by mounting pin be set to limit hole in, the locating wheel is sheathed in mounting pin and can
It is rotated around mounting pin.
The utility model has the beneficial effects that being provided with the first interlocking mechanism and the second interlocking mechanism, the first interlocking mechanism
Breaker closing is avoided with the interlocking of breaker actuation axis when disconnecting switch is opened, the second interlocking mechanism is when disconnecting switch is closed
So that earthing switch interlocks, earthing switch cannot operate, substantially increase the security performance of product, maloperation be avoided to cause to give birth to
Life, property loss.The advantages that the utility model also has structure simple, easy to assembly, reliable in action, long service life.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the utility model embodiment.
Attached drawing 2 is to remove the structural schematic diagram after mechanism case 2.
Attached drawing 3 is the structural schematic diagram of 2 other direction of attached drawing.
Attached drawing 4 is the structural schematic diagram in attached drawing 3 at second interlocking mechanism 7.
Attached drawing 5 is the structural schematic diagram in the utility model embodiment mechanism case 2.
Attached drawing 6 is the structural schematic diagram in attached drawing 2 at first interlocking mechanism 6.
Attached drawing 7 is the structural schematic diagram of the first interlock cam 71 in attached drawing 4.
In figure, 1, frame body；11, limit hole；2, mechanism case；21, switch knob；22, combined floodgate transmission component；3, keep apart
It closes；31, isolated operation axis；4, breaker；41, breaker actuation axis；5, earthing switch；51, it is grounded operating shaft；6, the first interlocking
Mechanism；61, isolation drive part；62, transmission component is isolated；621, the first driving member；622, the second driving member；6221, driving portion；
6222, elastic component；63, combined floodgate locking part；631, driver slot；632, limiting section；7, the second interlocking mechanism；71, the first interlocking is convex
Wheel；711, the first gap slot；712, the first interlocking convex surface；72, the second interlock cam；721, the second gap slot；722, second
Lock convex surface；73, locating wheel；74, mounting pin.
Specific embodiment
The utility model embodiment is described further with reference to the accompanying drawing:
As shown in Fig. 1 combination Fig. 2-7, a kind of combined electrical apparatus with isolation interlock, including frame body 1 and mechanism case 2,
The frame body 1 is equipped with disconnecting switch 3, breaker 4 and earthing switch 5, and the breaker 4 is driven by breaker actuation axis 41
It employs in control 4 divide-shut brake of breaker, the disconnecting switch 3 is driven by isolated operation axis 31 and beaten for controlling disconnecting switch 3
It opens or is closed, the earthing switch 5 is driven by ground connection operating shaft 51 for controlling 5 open or close of earthing switch, further includes
First interlocking mechanism 6 and the second interlocking mechanism 7, first interlocking mechanism 6 has when disconnecting switch 3 is opened and breaker
Unlock is so that breaker actuation axis 41 when movement axis 41 interlocks the first position for avoiding breaker 4 from closing a floodgate and the closure of disconnecting switch 3
The second position freely acted, second interlocking mechanism 7, which has, interlocks earthing switch 5 when disconnecting switch 3 is closed
First state and disconnecting switch 3 open when earthing switch 5 is freely acted the second state.The utility model is provided with
First interlocking mechanism and the second interlocking mechanism, the first interlocking mechanism avoid when disconnecting switch is opened with the interlocking of breaker actuation axis
Breaker closing, the second interlocking mechanism interlock earthing switch when disconnecting switch is closed, and earthing switch cannot operate, significantly
The security performance for improving product avoids maloperation from causing life, property loss.The utility model also has structure simple, dress
With convenient, the advantages that reliable in action, long service life.
First interlocking mechanism 6 includes isolation drive part 61, transmission component 62 and combined floodgate locking part 63 is isolated, described
Isolation drive part 61 by be isolated transmission component 62 be connected with combined floodgate locking part 63, the combined floodgate locking part 63 with
When first position and the closure of disconnecting switch 3 for avoiding the combined floodgate of breaker 4 are interlocked when disconnecting switch 3 is opened with breaker actuation axis 41
Unlock is so that the second position that breaker actuation axis 41 freely acts.The utility model is provided with combined floodgate locking part, passes through isolation
The rotation of actuator drives isolation transmission component vertical motion, to realize the interlocking and unlock of combined floodgate locking part.Specifically,
Combined floodgate locking part is articulated in mechanism case and is rotatably assorted with mechanism case.The isolation drive part is set on isolated operation axis simultaneously
It is connected with isolated operation axis.Breaker interlocking reliably can be realized by the rotation of isolated operation axis in this way, avoid every
It leaves combined floodgate breaker when pass is opened and causes personnel's property loss.
The mechanism case 2 is equipped with the switch knob 21 for controlling the combined floodgate of breaker 4, and the switch knob 21 is logical
Combined floodgate transmission component 22 is crossed to be connected with breaker actuation axis 41 and have for controlling the combined floodgate of breaker 4, the combined floodgate interlocking
Part 63 is interlocked when disconnecting switch 3 is opened with 22 phase of combined floodgate transmission component.Specifically, switch knob passes through combined floodgate transmission component
So that breaker actuation axis acts, the combined floodgate transmission component and operating breaker on/off switch and stored energy mechanism can use existing
Operating mechanism, combined floodgate locking part are mutually interlocked when disconnecting switch is opened with combined floodgate transmission component, are avoided when disconnecting switch is opened
Combined floodgate breaker causes personnel's property loss.It specifically, is to realize disconnecting switch by limiting the rotation of combined floodgate transmission component
Interlocking to breaker closing function.
The isolation transmission component 62 includes the first driving member 621 and the second driving member 622, the isolation drive part
61 are connected with the first driving member 621, and second driving member 622 is connected with combined floodgate locking part 63.Specifically, described
Isolation drive part 61 be set on isolated operation axis 31 and be connected with isolated operation axis 31, the isolation drive part 61 exists
Combined floodgate locking part 63 is driven to rotate by the vertical motion of the first driving member 621, the second driving member 622 when disconnecting switch 3 is opened
And limit combined floodgate transmission component 22.More specifically, the combined floodgate locking part 63 is equipped with driver slot 631 and limiting section 632,
Second driving member 622 is equipped with the driving portion 6221 in insertion driver slot 631 for driving combined floodgate locking part 63 to rotate,
Second driving member 622 is equipped with elastic component 6222.The setting of driving portion drives interlocking of closing a floodgate convenient for reliable quickly drive
Part rotation, the setting of elastic component is convenient for playing the role of reset and guaranteeing reliably to interlock, so that product interlocking is reliable, structure letter
It is single, stable action.
Second interlocking mechanism 7 includes the first interlock cam 71, the second interlock cam 72 and locating wheel 73, and described the
One interlock cam 71, the second interlock cam 72 outer surface offset with locating wheel 73, the locating wheel 73 be set to frame body 1 on
And it slides and cooperates with frame body 1.The utility model is grounded switch by the first interlock cam, the second interlock cam and locating wheel
With the interlocking of disconnecting switch, structure is simple, stable action, and interlocking is reliable.Second interlocking mechanism and mechanism case are set to the two of frame body
Side rationally utilizes the space of product, easy for installation.Specifically, the first interlock cam is set on isolated operation axis, and described the
Two interlock cams are set in ground connection operating shaft, and the locating wheel is set on bracket and interlocks in the first interlock cam, second convex
Between wheel.
First interlock cam 71 is equipped with the first gap slot 711 and the first interlocking convex surface 712, described
Second interlock cam 72 is equipped with the second gap slot 721 and the second interlocking convex surface 722, locating wheel when being closed of disconnecting switch 3
73 are pressed in the second gap slot 721 earthing switch 5 are interlocked by the first interlocking convex surface 712, first when disconnecting switch 3 is opened
The gap slid for locating wheel 73 is formed between 72 outer surface of interlock cam 71 and the second interlock cam.It is fixed that the utility model passes through
The interlocking of position wheel moved up and down and switch and disconnecting switch are grounded with the cooperation of gap slot, interlocking convex surface, structure
Simply, stable action, interlocking are reliable.
The frame body 1 is equipped with limit hole 11, and the locating wheel 73 is set in limit hole 11 and matches with the sliding of frame body 1
It closes.Specifically, first gap slot 711 and the second gap slot 721 are the arcwall face to be formed that is recessed inwardly, described
Locating wheel 73 is set in limit hole 11 by mounting pin 74, and the locating wheel 73 is sheathed in mounting pin 74 and can be around mounting pin
74 rotations.The setting of gap slot allows product to pass through locating wheel realization realization convenient for locking locating wheel with interlocking convex surface
The interlocking of earthing switch and disconnecting switch, structure is simple, stable action, and interlocking is reliable.The cooperation of locating wheel and arcwall face is being grasped
It can quickly realize that operating condition changes during making again, structure is simple, reliable in action.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.In addition, in the description of the present invention, unless otherwise indicated, " multiples' " contains
Justice is two or more.
Every technical staff's notice: although the utility model is described according to above-mentioned specific embodiment, this
The utility model thought of utility model is not limited to that utility model, and any repacking with the utility model thought all will
It is included in this patent scope of patent protection.
Claims (10)
1. a kind of combined electrical apparatus with isolation interlock, including frame body (1) and mechanism case (2), the frame body are set on (1)
There are disconnecting switch (3), breaker (4) and earthing switch (5), it is characterised in that: the breaker (4) is by breaker actuation axis
(41) driving is driven by isolated operation axis (31) for controlling for controlling breaker (4) divide-shut brake, the disconnecting switch (3)
Disconnecting switch (3) open or close, the earthing switch (5) are driven by ground connection operating shaft (51) for controlling earthing switch
(5) open or close further includes the first interlocking mechanism (6) and the second interlocking mechanism (7), the first interlocking mechanism (6) tool
There is the first position for avoiding breaker (4) from closing a floodgate with breaker actuation axis (41) interlocking when disconnecting switch (3) are opened and is isolated
Unlock is so that the second position that breaker actuation axis (41) freely acts, second interlocking mechanism (7) when switching (3) closure
Make with the first state for interlocking earthing switch (5) when disconnecting switch (3) are closed and when disconnecting switch (3) are opened
The second state that earthing switch (5) freely acts.
2. a kind of combined electrical apparatus with isolation interlock according to claim 1, it is characterised in that described first
Interlocking mechanism (6) includes isolation drive part (61), isolation transmission component (62) and combined floodgate locking part (63), the isolation drive
Part (61) by be isolated transmission component (62) be connected with combined floodgate locking part (63), the combined floodgate locking part (63) with every
Leave the first position for avoiding breaker (4) from closing a floodgate with breaker actuation axis (41) interlocking when pass (3) are opened and disconnecting switch (3)
Unlock is so that the second position that breaker actuation axis (41) freely acts when closure.
3. a kind of combined electrical apparatus with isolation interlock according to claim 2, it is characterised in that the mechanism
Case (2) is equipped with the switch knob (21) for controlling breaker (4) combined floodgate, and the switch knob (21) passes through transmission of closing a floodgate
Component (22) is connected and is had with breaker actuation axis (41) to close a floodgate for controlling breaker (4), the combined floodgate locking part
(63) disconnecting switch (3) open when with combined floodgate transmission component (22) Xiang Liansuo.
4. a kind of combined electrical apparatus with isolation interlock according to claim 3, it is characterised in that the isolation
Transmission component (62) includes the first driving member (621) and the second driving member (622), and the isolation drive part (61) is passed with first
Moving part (621) is connected, and second driving member (622) is connected with combined floodgate locking part (63).
5. a kind of combined electrical apparatus with isolation interlock according to claim 4, it is characterised in that the isolation
Actuator (61) is set on isolated operation axis (31) and is connected with isolated operation axis (31), the isolation drive part (61)
It is closed a floodgate and is interlocked by the vertical motion driving of the first driving member (621), the second driving member (622) when disconnecting switch (3) are opened
Part (63) rotates and limits combined floodgate transmission component (22).
6. a kind of combined electrical apparatus with isolation interlock according to claim 5, it is characterised in that the combined floodgate
Locking part (63) is equipped with driver slot (631) and limiting section (632), and second driving member (622) is equipped with insertion driving
Driving portion (6221) in slot (631) for driving combined floodgate locking part (63) to rotate, second driving member (622) are equipped with
Elastic component (6222).
7. a kind of combined electrical apparatus with isolation interlock according to claim 1, it is characterised in that described second
Interlocking mechanism (7) includes the first interlock cam (71), the second interlock cam (72) and locating wheel (73), first interlock cam
(71), the outer surface of the second interlock cam (72) offsets with locating wheel (73), and the locating wheel (73) is set on frame body (1)
And it slides and cooperates with frame body (1).
8. a kind of combined electrical apparatus with isolation interlock according to claim 7, it is characterised in that described is described
The first interlock cam (71) be equipped with the first gap slot (711) and first interlock convex surface (712), second interlock cam
(72) the second gap slot (721) and the second interlocking convex surface (722), disconnecting switch (3) locating wheel (73) when being closed are equipped with
It is pressed by the first interlocking convex surface (712) into earthing switch (5) are interlocked, disconnecting switch (3) is opened
When the first interlock cam (71) and the second interlock cam (72) outer surface between form the gap that slides for locating wheel (73).
9. a kind of combined electrical apparatus with isolation interlock according to claim 8, it is characterised in that the frame body
(1) limit hole (11) are equipped with, the locating wheel (73), which is set in limit hole (11) and slides with frame body (1), to be cooperated.
10. a kind of combined electrical apparatus with isolation interlock according to claim 9, it is characterised in that described first
Gap slot (711) and the second gap slot (721) are the arcwall face to be formed that is recessed inwardly, and the locating wheel (73) passes through installation
It sells (74) to be set in limit hole (11), the locating wheel (73) is sheathed on mounting pin (74) and can turn around mounting pin (74)
It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920642831.7U CN209729771U (en) | 2019-05-07 | 2019-05-07 | A kind of combined electrical apparatus with isolation interlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920642831.7U CN209729771U (en) | 2019-05-07 | 2019-05-07 | A kind of combined electrical apparatus with isolation interlock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209729771U true CN209729771U (en) | 2019-12-03 |
Family
ID=68673212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920642831.7U Ceased CN209729771U (en) | 2019-05-07 | 2019-05-07 | A kind of combined electrical apparatus with isolation interlock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209729771U (en) |
-
2019
- 2019-05-07 CN CN201920642831.7U patent/CN209729771U/en not_active Ceased
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20220303 Decision number of declaring invalidation: 54485 Granted publication date: 20191203 |