CN218730739U

CN218730739U - Intelligent circuit breaker for photovoltaic anti-islanding control system

Info

Publication number: CN218730739U
Application number: CN202223166273.2U
Authority: CN
Inventors: 乐文锋; 付真斌
Original assignee: Anhui Xinjie Intelligent Technology Co ltd
Current assignee: Anhui Xinjie Intelligent Technology Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-03-24
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses an intelligent circuit breaker for isolated island control system is prevented to photovoltaic, belong to the bluetooth headset field, an intelligent circuit breaker for isolated island control system is prevented to photovoltaic, including the equipment body, the rear end left and right sides of equipment body sliding connection has L type sideslip pole respectively, and two have L type sideslip poles, be the equidistance setting between, the one end elastic connection that two L type sideslip poles are close to each other has well even spring, the piece is inserted in the equal fixedly connected with installation of one end that two L type sideslip poles kept away from each other, this scheme is when the installation equipment body, installer is at first to the direction extrusion L type sideslip pole of equipment body simultaneously, the piece is inserted in the installation of two L type sideslip pole both sides through well even spring-back to the block in the installation side U that corresponds, this mode can be convenient for install the equipment body, do not need a plurality of trivial rotating round rotating, effectively improve installer's dismantlement equipment body's efficiency, do benefit to the normal operating of guarantee equipment body.

Description

Intelligent circuit breaker for photovoltaic anti-islanding control system

Technical Field

The utility model relates to a bluetooth headset field, more specifically say, relate to an intelligent circuit breaker for isolated island control system is prevented to photovoltaic.

Background

An important index of photovoltaic grid connection is to prevent islanding effect, so that a requirement is provided for grid-connected inverters, the power failure of a national grid can be detected, and power transmission of the national grid can be stopped after the national grid is powered off. When the national power grid is powered off, if the photovoltaic inverter is in fault and is started by mistake, an island effect can be generated, and the threat to equipment and personal safety can be caused. Therefore, an equipment which can thoroughly separate the national power grid from the photovoltaic inverter after the national power grid is powered off is needed to thoroughly prevent the islanding effect, the equipment is an intelligent circuit breaker with a built-in photovoltaic anti-islanding control system, the circuit breaker has the protection functions of electric leakage, short circuit, overvoltage, undervoltage and the like, and the circuit can automatically recover to be switched on and supply power after the circuit fault is tripped.

The existing intelligent circuit breaker for the photovoltaic anti-islanding control system is installed by adopting a plurality of bolts when being installed, the installation process is complex, the disassembly and the assembly are inconvenient, the disassembly and the assembly for the intelligent circuit breaker body are inconvenient, and therefore the problem needs to be solved by designing the intelligent circuit breaker for the photovoltaic anti-islanding control system, which is convenient to install.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Problem to exist among the prior art, an object of the utility model is to provide an intelligent circuit breaker for isolated island control system is prevented to photovoltaic, this scheme is when the erection equipment body, installer at first extrudees L type sideslip pole to the direction of equipment body simultaneously, the piece is inserted in the installation of two L type sideslip pole both sides through well even spring-back to the installation side U piece in the block of correspondence in the block, this mode can be convenient for install the equipment body, do not need a plurality of screws of trivial details rotating, effectively improve the efficiency that installer dismantled maintenance equipment body, do benefit to the normal operating of guarantee equipment body.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides an intelligent circuit breaker for isolated island control system is prevented to photovoltaic, includes the equipment body, the rear end left and right sides difference sliding connection of equipment body has L type sideslip pole, and two have L type sideslip pole, are the equidistance setting between, and two L type sideslip poles are even the spring in being close to each other's one end elastic connection, and the piece is inserted in the equal fixedly connected with installation of the one end that two L type sideslip poles kept away from each other, and two installations are inserted the equal block of piece and are had installation side U piece, and installation side U piece threaded connection has the installation base face.

Furthermore, a display screen is installed on the left side of the front end of the equipment body, and a switching-on/off switch is installed on the right side of the front end of the equipment body.

Furthermore, a circular groove is formed in the middle of the front end of the insertion block, and an elastic limiting column is elastically connected to the rear inner wall of the circular groove.

Furthermore, the front end of the installation side U block is provided with a limit hole, the two limit holes are matched with the corresponding elastic limit columns respectively, the elastic limit columns are used for clamping the limit holes when the insertion blocks enter the installation side U block along with installation, and the clamping between the installation side U block and the insertion blocks is favorably improved by additionally arranging the elastic limit columns and the limit holes.

Furthermore, a plurality of power end incoming line terminals are arranged on the upper side of the front end of the equipment body, and the plurality of power end incoming line terminals are arranged at equal intervals.

Further, this internal photovoltaic of installing of equipment prevents island control system, and the photovoltaic prevents that island control system is external to have an acceptance power station, accepts the transmission in the power station and has island information, prevents that island control system prevents through the photovoltaic in the equipment body accepting the steerable divide-shut brake switch of island information of transmission in the power station, avoids dangerous occurence of failure.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) This scheme is when the erection equipment body, and the installer at first extrudees L type sideslip pole to the direction of equipment body simultaneously, and the piece is inserted in the installation of two L type sideslip pole both sides through well even the spring kick-backs to the installation side U piece that corresponds in the block, and this mode can be convenient for install the equipment body, does not need a plurality of screws of trivial and trivial details rotating, effectively improves the efficiency that the installer dismantled the maintenance equipment body, does benefit to the normal operating of guarantee equipment body.

(2) When the installation is inserted the piece block to the installation side U piece that corresponds in, the installation is inserted and is provided with the spacing post of elasticity on the piece, and the spacing post of elasticity is inserted the piece and is got into the spacing hole of the spacing interior time block of installation side U piece along with the installation, and it is favorable to increasing the installation side U piece and the installation through addding spacing post of elasticity and spacing hole block and inserting the compactness of block between the piece.

Drawings

FIG. 1 is a schematic axial side structure diagram of the apparatus body of the present invention;

FIG. 2 is an exploded view of the mounting and dismounting structure of the device body of the present invention;

fig. 3 is a schematic diagram of a partially enlarged structure at a position in fig. 2 according to the present invention.

The reference numbers in the figures illustrate:

1. an apparatus body; 2. an L-shaped traverse rod; 3. a switch-on/off switch; 4. a display screen; 5. a middle connecting spring; 6. a limiting hole; 7. an elastic limit post; 8. installing a side U block; 9. installing an insertion block; 10. a circular groove.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

please refer to fig. 1-3, an intelligent circuit breaker for photovoltaic anti-islanding control system, including equipment body 1, the rear end left and right sides of equipment body 1 sliding connection has L type sideslip pole 2 respectively, and two have L type sideslip pole 2, be the equidistance setting between, the one end elastic connection that two L type sideslip poles 2 are close to each other has well even spring 5, the piece 9 is inserted in the equal fixedly connected with installation of the one end that two L type sideslip poles 2 kept away from each other, the piece 9 is inserted in two installations and the equal block of piece has installation side U piece 8, installation side U piece 8 threaded connection has the installation base face.

Please refer to fig. 1-3, a display screen 4 is installed on the left side of the front end of an apparatus body 1, a switch-on/off switch 3 is installed on the right side of the front end of the apparatus body 1, a circular groove 10 is opened in the middle of the front end of an installation insertion block 9, an elastic limit post 7 is elastically connected to the rear inner wall of the circular groove 10, a limit hole 6 is opened at the front end of an installation side U block 8, two limit holes 6 are respectively matched with the elastic limit post 7, a plurality of power end incoming terminals are arranged on the upper side of the front end of the apparatus body 1, and are equidistantly arranged, a photovoltaic anti-islanding control system is installed in the apparatus body 1, the photovoltaic anti-islanding control system is externally connected with a receiving power station, and islanding information is transmitted in the receiving power station.

Referring to fig. 1-3, when installing the device body 1, an installer firstly presses the L-shaped transverse rods 2 towards the device body 1 at the same time, after connecting the two L-shaped transverse rods 2 with the device body 1 and attaching the two installation insertion blocks 9 to the installation base surface, the installation insertion blocks 9 on the two sides of the two L-shaped transverse rods 2 rebound to the corresponding installation side U blocks 8 through the middle connecting springs 5 to be clamped, the device body 1 can be conveniently installed in this way, a plurality of screws do not need to be rotated trivially, the efficiency of the installer in disassembling and overhauling the device body 1 is effectively improved, the normal operation of the device body 1 is favorably guaranteed, when the installation insertion blocks 9 are clamped into the corresponding installation side U blocks 8, the installation insertion blocks 9 are provided with elastic limiting columns 7, when the elastic limiting columns 7 enter the installation side U blocks 8 along with the installation insertion blocks 9, the elastic limiting columns 7 lose the resisting force and are clamped with the limiting holes 6, the clamping between the installation side U blocks 8 and the installation insertion blocks 9 is favorably increased, the tightness of the photovoltaic power station body 1 can be controlled in an isolated island, and the photovoltaic switch 3 can be prevented from being subjected to a dangerous island.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an intelligent circuit breaker for photovoltaic anti-islanding control system, includes equipment body (1), its characterized in that: the utility model discloses an equipment, including equipment body (1), the rear end left and right sides of equipment body (1) sliding connection respectively has L type sideslip pole (2), and two have L type sideslip pole (2), be the equidistance between and set up, two one end elastic connection that L type sideslip pole (2) are close to each other links spring (5) in having, two the equal fixedly connected with installation of the one end that L type sideslip pole (2) kept away from each other inserts piece (9), two the installation is inserted the equal block of piece (9) and is had installation side U piece (8), installation side U piece (8) threaded connection has the installation base face.

2. The intelligent circuit breaker for a photovoltaic anti-islanding control system according to claim 1, characterized in that: display screen (4) are installed on the front end left side of equipment body (1), divide-shut brake switch (3) are installed on the front end right side of equipment body (1).

3. The intelligent circuit breaker for a photovoltaic anti-islanding control system according to claim 1, characterized in that: the middle part of the front end of the installation insertion block (9) is provided with a circular groove (10), and the rear inner wall of the circular groove (10) is elastically connected with an elastic limit column (7).

4. The intelligent circuit breaker for a photovoltaic anti-islanding control system according to claim 1, characterized in that: spacing hole (6) have been seted up to the front end of installation side U piece (8), and two spacing holes (6) are mutually supported with corresponding spacing post of elasticity (7) respectively.

5. The intelligent circuit breaker for a photovoltaic anti-islanding control system according to claim 1, characterized in that: the front end upper side of equipment body (1) is provided with a plurality of power end incoming line terminals, and is the equidistance setting between a plurality of power end incoming line terminals.

6. The intelligent circuit breaker for a photovoltaic anti-islanding control system according to claim 1, characterized in that: install the photovoltaic in equipment body (1) and prevent island control system, the photovoltaic prevents that island control system is external to have the receiving power station, it has island information to transmit in the power station to receive.