CN209358249U - Low pressure distributed photovoltaic switching control device and system - Google Patents
Low pressure distributed photovoltaic switching control device and system Download PDFInfo
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- CN209358249U CN209358249U CN201822271925.6U CN201822271925U CN209358249U CN 209358249 U CN209358249 U CN 209358249U CN 201822271925 U CN201822271925 U CN 201822271925U CN 209358249 U CN209358249 U CN 209358249U
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- 238000004891 communication Methods 0.000 claims abstract description 22
- 238000010248 power generation Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 230000005611 electricity Effects 0.000 claims abstract description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000001514 detection method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010014357 Electric shock Diseases 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 239000013068 control sample Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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Abstract
The utility model provides a kind of low pressure distributed photovoltaic switching control device and system；Wherein, the device detects the photovoltaic power generation net side at breaker both ends and the voltage of user's transmission of electricity net side by multiple voltage transformers, if user transmits electricity, net side is zero, circuit control panel is acted by on/off switch magnet control interlocking bar, so that interlocking bar drives the drive rod rotation in operating chamber, and then drive an end link of breaker flexible, it is disconnected with the other end of breaker；Communication module sends separating brake information to service personnel simultaneously.The utility model can automatically control the power-off of photovoltaic power generation net side, control is more reliable and more stable, and service personnel knows power blackout situation, to further ensure the safety of service personnel when detecting that user's transmission of electricity net side has a power failure.
Description
Technical field
The utility model relates to power grid switching technical fields, control and fill more particularly, to a kind of low pressure distributed photovoltaic switching
It sets and system.
Background technique
In the related technology, the on-off of breaker between photovoltaic power generation net and power transmission network is controlled by no-voltage trip.But it loses
Pressure-off mouth stability itself is poor, and when especially the length of service is longer, if grid power blackout overhauls, decompression, which takes off mouth, cannot often be controlled
Breaker processed open circuit, in the case where leading to grid power blackout, photovoltaic power generation net is still being powered, this will maintenance people to power transmission network
Member causes Danger Electric shock risk.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of low pressure distributed photovoltaic switching control device and being
System, to improve the stability of divide-shut brake control, to guarantee the safety of service personnel.
In a first aspect, the utility model embodiment provides a kind of low pressure distributed photovoltaic switching control device, device packet
Include control room and operating chamber；Control room and operating chamber pass through shell interval；Control circuit board, on/off switch electricity are provided in control room
Magnet and communication module；Breaker and voltage transformer are provided in operating chamber；
The quantity of the voltage transformer of operating chamber be it is multiple, be respectively arranged at the both ends of breaker；Control in control room
Circuit board is connect with multiple voltage transformers；Control circuit board is also connect with communication module and on/off switch electromagnet；On/off switch electricity
Magnet is connect by interlocking bar with drive rod one end in operating chamber；Shaft is provided on drive rod, shaft is fixed on shell
On inner wall；The other end of drive rod and an end link of breaker connect；The connecting rod at the both ends of breaker is separately connected photovoltaic hair
Grid side and user's transmission of electricity net side；
Circuit control panel is used for defeated by the photovoltaic power generation net side at multiple voltage transformers detection breaker both ends and user
The voltage of grid side, if user transmits electricity, net side is zero, sends separating brake to on/off switch electromagnet and controls signal；On/off switch electromagnet
After receiving separating brake control signal, control interlocking bar movement turns so that interlocking bar drives the drive rod in operating chamber to surround
Axis rotates along a first direction, when the other end of drive rod is mobile, drives an end link of breaker flexible, another with breaker
One end disconnects；Communication module sends separating brake information with to service personnel.
In the utility model preferred embodiment, above-mentioned communication module is also used to receive the combined floodgate letter of service personnel's transmission
Breath, is sent to circuit control panel for combined floodgate information；
After circuit control panel is also used to receive combined floodgate information, energization control signal is sent to on/off switch electromagnet；It closes
Tripping electromagnet is for after receiving energization control signal, controlling interlocking bar movement, so that interlocking bar drives the biography in operating chamber
Lever is rotated around shaft along second direction, when the other end of drive rod is mobile, drives an end link of breaker flexible, with
The other end of breaker is closed.
In the utility model preferred embodiment, above-mentioned control room is provided with the first on/off switch indicating window, and operating chamber is set
It is equipped with the second on/off switch indicating window；First on/off switch indicating window and the second on/off switch indicating window are set on shell, for showing
The position of connecting node between interlocking bar and drive rod.
In the utility model preferred embodiment, it is provided with terminals on the side wall of above-mentioned operating chamber, terminals and disconnected
One end link of road device connects.
In the utility model preferred embodiment, uninterruptible power supply is additionally provided on foregoing circuit control panel；Uninterruptedly
Power supply is used to power for circuit control panel and on/off switch electromagnet.
In the utility model preferred embodiment, above-mentioned breaker is additionally provided with breaker chamber, and breaker is set to disconnected
The inside of road device room；Breaker is connected on the inner wall of breaker chamber by the first pedestal；Breaker chamber is connected by the second pedestal
It connects on the inner wall of the housing；The two sides of breaker chamber are provided with opening, are open for the connecting rod across breaker both ends.
In the utility model preferred embodiment, multiple groups breaker is provided in above-mentioned operating chamber, every group of breaker is set
It is equipped with corresponding breaker chamber.
In the utility model preferred embodiment, it is additionally provided with manual pull ring on above-mentioned on/off switch electromagnet, is used for hand
Dynamic control interlocking bar movement.
In the utility model preferred embodiment, above-mentioned shell, interlocking bar and drive rod are isolation material.
Second aspect, the utility model embodiment provide a kind of low pressure distributed photovoltaic switching control system, system packet
Include above-mentioned low pressure distributed photovoltaic switching control device；It further include photovoltaic power generation net and user's power transmission network.
The utility model embodiment bring it is following the utility model has the advantages that
Above-mentioned low pressure distributed photovoltaic switching control device and system detect breaker both ends by multiple voltage transformers
Photovoltaic power generation net side and user transmit electricity net side voltage, if user transmit electricity net side be zero, circuit control panel passes through on/off switch
The movement of magnet control interlocking bar so that interlocking bar drives the drive rod rotation in operating chamber, and then drives one end of breaker
Connecting rod is flexible, disconnects with the other end of breaker；Communication module sends separating brake information to service personnel simultaneously.Which can be
When detecting that user's transmission of electricity net side has a power failure, the power-off of photovoltaic power generation net side is automatically controlled, control is more reliable and more stable, and service personnel
Power blackout situation is known, to further ensure the safety of service personnel.
In addition, can be sent and be closed to communication module by mobile phone or other terminal devices after service personnel's maintenance
The combined floodgate information is sent to circuit control panel after communication module receives the combined floodgate information that service personnel sends by lock information；Circuit
After control panel receives combined floodgate information, energization control signal is sent to on/off switch electromagnet；On/off switch electromagnet is for receiving
To after energization control signal, control interlocking bar movement, so that interlocking bar drives the drive rod in operating chamber around shaft along the
The rotation of two directions when the other end of drive rod is mobile, drives an end link of breaker flexible, closes with the other end of breaker
It closes.By this way, service personnel can remotely control combined floodgate, no longer need to on-site manual and close a floodgate, and improve photovoltaic power generation net
With the control convenience of user's power transmission network on-off.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural representation of low pressure distributed photovoltaic switching control device provided by the embodiment of the utility model
Figure；
Fig. 2 is in a kind of low pressure distributed photovoltaic switching control device provided by the embodiment of the utility model, operating chamber
Concrete structure schematic diagram；
Fig. 3 is in a kind of low pressure distributed photovoltaic switching control device provided by the embodiment of the utility model, control room
Concrete structure schematic diagram；
Fig. 4 is in a kind of low pressure distributed photovoltaic switching control device provided by the embodiment of the utility model, and breaker is short
The schematic diagram of line state；
Fig. 5 is circuit breaker closing in a kind of low pressure distributed photovoltaic switching control device provided by the embodiment of the utility model
The schematic diagram of conjunction state.
Icon: 10- control room；101- shell；102- control circuit board；103- on/off switch electromagnet；104- communication module；
105- interlocking bar；105a- connecting node；106- the first on/off switch indicating window；107- uninterruptible power supply；The manual pull ring of 108-；
109- mains terminals；11- operating chamber；110- switching detects line end；111- breaker；112- voltage transformer；113- drive rod；
114- shaft；115- connecting rod；116- the second on/off switch indicating window；117- terminals；118- breaker chamber；The first pedestal of 119-；
The second pedestal of 120-.
Specific embodiment
To keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, below in conjunction with attached drawing to this
The technical solution of utility model is clearly and completely described, it is clear that described embodiment is that the utility model a part is real
Example is applied, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
Every other embodiment obtained, fall within the protection scope of the utility model under the premise of creative work.
In view of the de- stability of existing decompression is poor, it is easy to cause asking for Danger Electric shock risk to the service personnel of power transmission network
Topic, the utility model embodiment provide a kind of low pressure distributed photovoltaic switching control device and system；The technology can be applied
Switching control between photovoltaic power generation net and power transmission network also can be applied to the switching control of other circuits.For convenient for this
Embodiment understood, first to a kind of low pressure distributed photovoltaic switching control device disclosed in the utility model embodiment into
Row is discussed in detail.
A kind of structural schematic diagram of low pressure distributed photovoltaic switching control device shown in Figure 1；The device includes control
Room 10 processed and operating chamber 11；Control room and operating chamber are spaced by shell 101；It is provided with control circuit board 102 in control room, closes
Tripping electromagnet 103 and communication module 104；Breaker 111 and voltage transformer 112 are provided in operating chamber；
The quantity of the voltage transformer of operating chamber be it is multiple, be respectively arranged at the both ends of breaker；With an open circuit in Fig. 1
Device is arranged for four voltage transformers, and two voltage transformers are set near the connecting rod of breaker one end, another two voltage
Mutual inductor is set near the connecting rod of the breaker other end.
Control circuit board in control room is connect with multiple voltage transformers；Voltage transformer and control are shown in Fig. 1
The connection relationship of circuit board, in general, each voltage transformer is connect with above-mentioned control circuit board, voltage transformer and control electricity
Road plate is connected by switching detection line.
Control circuit board is also connect with communication module and on/off switch electromagnet；Control circuit board can pass through communication control line
It is connect with communication module；Control circuit board can be connect by control line with on/off switch electromagnet.
On/off switch electromagnet is connect by interlocking bar 105 with 113 one end of drive rod in operating chamber；It is provided on drive rod
Shaft 114, shaft are fixed on the inner wall of the housing；The other end of drive rod and an end link 115 of breaker connect；Breaker
The connecting rod at both ends be separately connected photovoltaic power generation net side and user and transmit electricity net side.Specifically, as shown in figure 1, interlocking bar can be with biography
Lever is fixedly connected, connecting node 105a；By this way, for interlocking bar in expanding-contracting action, drive rod surrounds 114 turns of shaft
It is dynamic.
Circuit control panel is used for defeated by the photovoltaic power generation net side at multiple voltage transformers detection breaker both ends and user
The voltage of grid side, if user transmits electricity, net side is zero, sends separating brake to on/off switch electromagnet and controls signal；On/off switch electromagnet
After receiving separating brake control signal, control interlocking bar movement turns so that interlocking bar drives the drive rod in operating chamber to surround
Axis rotates along a first direction, when the other end of drive rod is mobile, drives an end link of breaker flexible, another with breaker
One end disconnects；Communication module sends separating brake information with to service personnel.
Above-mentioned first direction can be clockwise direction, after drive rod rotates clockwise, drive rod connection
Breaker connecting rod moves to the left, and breaker disconnects at this time.Above-mentioned communication module can be GSM (Global System for
Mobile Communications, global system for mobile communications) module, which can be by way of sending short message
Separating brake information is sent to service personnel, to inform that service personnel's photovoltaic power generation net side and user's transmission of electricity net side disconnect.
In aforesaid way, the photovoltaic power generation net side and user's power transmission network at breaker both ends are detected by multiple voltage transformers
The voltage of side, if user transmits electricity, net side is zero, and circuit control panel is acted by on/off switch magnet control interlocking bar, so that connection
Lever drives the drive rod rotation in operating chamber, and then drives an end link of breaker flexible, disconnected with the other end of breaker
It opens；Communication module sends separating brake information to service personnel simultaneously.Which can be when detecting that user's transmission of electricity net side has a power failure, certainly
Dynamic control photovoltaic power generation net side power-off, control is more reliable and more stable, and service personnel knows power blackout situation, to be further ensured that
The safety of service personnel.
In addition, can be sent and be closed to communication module by mobile phone or other terminal devices after service personnel's maintenance
The combined floodgate information is sent to circuit control panel after communication module receives the combined floodgate information that service personnel sends by lock information；Circuit
After control panel receives combined floodgate information, energization control signal is sent to on/off switch electromagnet；On/off switch electromagnet is for receiving
To after energization control signal, control interlocking bar movement, so that interlocking bar drives the drive rod in operating chamber around shaft along the
The rotation of two directions when the other end of drive rod is mobile, drives an end link of breaker flexible, closes with the other end of breaker
It closes.By this way, service personnel can remotely control combined floodgate, no longer need to on-site manual and close a floodgate, and improve photovoltaic power generation net
With the control convenience of user's power transmission network on-off.
In low pressure distributed photovoltaic switching control device shown in Figure 2, the concrete structure schematic diagram and Fig. 3 of operating chamber
Shown in low pressure distributed photovoltaic switching control device, the concrete structure schematic diagram of control room.
Above-mentioned control room is provided with the first on/off switch indicating window 106, and operating chamber is provided with the second on/off switch indicating window 116；
Above-mentioned first on/off switch indicating window and the second on/off switch indicating window are set on shell, for showing between interlocking bar and drive rod
Connecting node position.In Fig. 3, the connecting node of interlocking bar and drive rod is to be provided with arrow on 105a, this refers to
Show that arrow can apply the on off operating mode that current breaker is indicated in the first on/off switch indicating window；In Fig. 2, the second on/off switch
Indicating window can also show the position of the connecting node 105a of above-mentioned interlocking bar and drive rod, to indicate the on-off of current breaker
State.
Terminals 117, the end link connection of terminals and breaker are provided on the side wall of above-mentioned operating chamber.Operating chamber
Left side side wall and right sidewall on terminals can be set, pass through the terminals, the connecting rod of breaker and photovoltaic power generation net
Side is connected with user's transmission of electricity net side；The terminals on right side are shown in Fig. 2, in Fig. 2 by taking four terminals as an example, each terminals
It is separately connected a breaker.
Uninterruptible power supply 107 is additionally provided in Fig. 3, on circuit control panel；The uninterruptible power supply 107 is used to be circuit control
Making sheet and the power supply of on/off switch electromagnet.The uninterruptible power supply is specifically as follows UPS (Uninterruptible Power
System/Uninterruptible Power Supply, uninterruptible power supply) equipment.Power supply is provided on the uninterruptible power supply
Line end 109 can be powered by the mains terminals for foregoing circuit control panel and on/off switch electromagnet.In addition, circuit control panel
On be additionally provided with switching detection line end 110, circuit control panel detects the voltage sensor in line end and operating chamber by the switching
Connection.
In Fig. 2, above-mentioned breaker is additionally provided with breaker chamber 118, and breaker is set to the inside of breaker chamber；Open circuit
Device is connected on the inner wall of breaker chamber by the first pedestal 119；Breaker chamber is connected to the interior of shell by the second pedestal 120
On wall；The two sides of breaker chamber are provided with opening, are open for the connecting rod across breaker both ends.
In actual implementation, multiple groups breaker can be set in operating chamber, every group of breaker is provided with corresponding open circuit
Device room.For example, being provided with four groups of breakers in operating chamber, every group of breaker is arranged in corresponding breaker chamber, breaker chamber
Between be spaced each other.
In Fig. 3, manual pull ring 108 is additionally provided on above-mentioned on/off switch electromagnet, for manually controlling interlocking bar movement.
By the manual pull ring, staff can also manually control the on/off switch of breaker, to improve the more of on/off switch control
Sample.
In addition, in order to improve the safety of device, above-mentioned shell, interlocking bar and drive rod are isolation material.
Fig. 4 is shown in above-mentioned low pressure distributed photovoltaic switching control device, the schematic diagram of circuit breaker short circuit state；It closes and divides
After lock magnet control interlocking bar is moved to open position, drive rod is rotated clockwise, the connecting node of interlocking bar and drive rod
On the right side of the second on/off switch indicating window, one end of the connecting rod connection of drive rod and breaker is moved to the left, to drive open circuit
Device disconnects.
Fig. 5 is shown in above-mentioned low pressure distributed photovoltaic switching control device, the schematic diagram of circuit breaker closing conjunction state；It closes and divides
After lock magnet control interlocking bar is moved to closing position, drive rod rotates counterclockwise, the connecting node of interlocking bar and drive rod
In the left side of the second on/off switch indicating window, one end of the connecting rod connection of drive rod and breaker moves right, to drive open circuit
Device disconnects.
Further, the utility model embodiment also provides a kind of low pressure distributed photovoltaic switching control system, the system
Including above-mentioned low pressure distributed photovoltaic switching control device；It further include photovoltaic power generation net and user's power transmission network.
Low pressure distributed photovoltaic switching control system provided by the embodiment of the utility model is and provided by the above embodiment low
Distributed photovoltaic switching control device technical characteristic having the same is pressed to reach phase so also can solve identical technical problem
Same technical effect.
It is apparent to those skilled in the art that for convenience and simplicity of description, the low pressure of foregoing description
The specific work process of distributed photovoltaic switching control system, can be real with reference to aforementioned low pressure distributed photovoltaic switching control device
The corresponding process in example is applied, details are not described herein.
In addition, in the description of the utility model embodiment unless specifically defined or limited otherwise, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Finally, it should be noted that embodiment described above, only specific embodiment of the present utility model, to illustrate this
The technical solution of utility model, rather than its limitations, the protection scope of the utility model is not limited thereto, although referring to aforementioned
The utility model is described in detail in embodiment, those skilled in the art should understand that: it is any to be familiar with this skill
The technical staff in art field within the technical scope disclosed by the utility model, still can be to skill documented by previous embodiment
Art scheme modify or can readily occur in variation or equivalent replacement of some of the technical features；And these modifications,
Variation or replacement, the spirit and model of the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
It encloses, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described is wanted with right
Subject to the protection scope asked.
Claims (10)
1. a kind of low pressure distributed photovoltaic switching control device, which is characterized in that described device includes control room and operating chamber；Institute
It states control room and the operating chamber and passes through shell interval；Be provided in the control room control circuit board, on/off switch electromagnet and
Communication module；Breaker and voltage transformer are provided in the operating chamber；
The quantity of the voltage transformer of the operating chamber be it is multiple, be respectively arranged at the both ends of the breaker；The control
The control circuit board in room processed is connect with multiple voltage transformers；The control circuit board also with the communication module
It is connected with the on/off switch electromagnet；The on/off switch electromagnet is connected by drive rod one end in interlocking bar and the operating chamber
It connects；Shaft is provided on the drive rod, the shaft is fixed on the inner wall of the shell；The other end of the drive rod with
One end link of the breaker connects；The connecting rod at the both ends of the breaker is separately connected photovoltaic power generation net side and user's transmission of electricity
Net side；
The control circuit board is used to detect the photovoltaic power generation at the breaker both ends by multiple voltage transformers
The voltage of net side and user transmission of electricity net side, if the user transmits electricity, net side is that zero, Xiang Suoshu on/off switch electromagnet is sent
Separating brake controls signal；After the on/off switch electromagnet is for receiving the separating brake control signal, the interlocking bar movement is controlled,
So that the interlocking bar drives the drive rod in the operating chamber to rotate along a first direction around the shaft, the drive rod
The other end it is mobile when, drive an end link of the breaker flexible, disconnected with the other end of the breaker；The communication
Module sends separating brake information with to service personnel.
2. the apparatus according to claim 1, which is characterized in that the communication module is also used to receive service personnel's hair
The combined floodgate information is sent to the control circuit board by the combined floodgate information sent；
After the control circuit board is also used to receive the combined floodgate information, Xiang Suoshu on/off switch electromagnet sends shutting-brake control
Signal；The on/off switch electromagnet is for after receiving the energization control signal, controlling the interlocking bar movement, so that described
Interlocking bar drives the drive rod in the operating chamber to rotate around the shaft along second direction, the other end of the drive rod
It when mobile, drives an end link of the breaker flexible, is closed with the other end of the breaker.
3. the apparatus according to claim 1, which is characterized in that the control room is provided with the first on/off switch indicating window, institute
It states operating chamber and is provided with the second on/off switch indicating window；
The first on/off switch indicating window and the second on/off switch indicating window are set on the shell, described for showing
The position of connecting node between lever and the drive rod.
4. the apparatus according to claim 1, which is characterized in that terminals are provided on the side wall of the operating chamber, it is described
Terminals are connect with an end link of the breaker.
5. the apparatus according to claim 1, which is characterized in that be additionally provided with uninterruptible power supply in the control circuit board；
The uninterruptible power supply is used to power for the control circuit board and the on/off switch electromagnet.
6. the apparatus according to claim 1, which is characterized in that the breaker is additionally provided with breaker chamber, the open circuit
Device is set to the inside of the breaker chamber；The breaker is connected on the inner wall of the breaker chamber by the first pedestal；
The breaker chamber is connected on the inner wall of the shell by the second pedestal；
The two sides of the breaker chamber are provided with opening, and the opening is for the connecting rod across the breaker both ends.
7. device according to claim 6, which is characterized in that be provided with multiple groups breaker, every group of institute in the operating chamber
It states breaker and is provided with corresponding breaker chamber.
8. the apparatus according to claim 1, which is characterized in that it is additionally provided with manual pull ring on the on/off switch electromagnet,
For manually controlling the interlocking bar movement.
9. the apparatus according to claim 1, which is characterized in that the shell, the interlocking bar and the drive rod are exhausted
Edge material.
10. a kind of low pressure distributed photovoltaic switching control system, which is characterized in that the system comprises claim 1-9 is any
Low pressure distributed photovoltaic switching control device described in；It further include photovoltaic power generation net and user's power transmission network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271925.6U CN209358249U (en) | 2018-12-29 | 2018-12-29 | Low pressure distributed photovoltaic switching control device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271925.6U CN209358249U (en) | 2018-12-29 | 2018-12-29 | Low pressure distributed photovoltaic switching control device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209358249U true CN209358249U (en) | 2019-09-06 |
Family
ID=67802114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822271925.6U Active CN209358249U (en) | 2018-12-29 | 2018-12-29 | Low pressure distributed photovoltaic switching control device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209358249U (en) |
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2018
- 2018-12-29 CN CN201822271925.6U patent/CN209358249U/en active Active
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