CN109274277A - A kind of connecting terminal and photovoltaic DC-to-AC converter, power equipment - Google Patents
A kind of connecting terminal and photovoltaic DC-to-AC converter, power equipment Download PDFInfo
- Publication number
- CN109274277A CN109274277A CN201811210805.3A CN201811210805A CN109274277A CN 109274277 A CN109274277 A CN 109274277A CN 201811210805 A CN201811210805 A CN 201811210805A CN 109274277 A CN109274277 A CN 109274277A
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- China
- Prior art keywords
- pedestal
- connecting terminal
- wall
- guide plate
- power equipment
- Prior art date
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- 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 abstract description 50
- 238000005192 partition Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 3
- 230000002633 protecting effect Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 210000004709 eyebrow Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/32—Electrical components comprising DC/AC inverter means associated with the PV module itself, e.g. AC modules
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
-
- 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
Abstract
A kind of connecting terminal and photovoltaic DC-to-AC converter, power equipment.Connecting terminal includes pedestal, guide plate and lid, since the wall of pedestal is convenient to be assemblied on the shell of power equipment, pedestal is enabled to become a wiring carrier outside power equipment；And guide plate is fitted on the guide groove of pedestal, so that electric wire can be connected directly between on guide plate by user, without electric wire to be introduced to the inside of power equipment, avoids cumbersome work when wiring；When multiple guide grooves are arranged on pedestal, the partition being arranged on the wall of pedestal can form buffer action to each guide groove, can avoid short circuit condition caused by the touching in addition between each route；Due to the detachable effect of lid on the base; so that user can easily remove the dismounting work of progress electric wire after lid, in addition, lid also has sealing process to the guide groove on pedestal; the protecting effect that water proof and dust proof touch-proof can be formed to route, can effectively expand the suitable environment of connecting terminal.
Description
Technical field
The present invention relates to power technologies, and in particular to a kind of connecting terminal and photovoltaic DC-to-AC converter, power equipment.
Background technique
With the universalness trend that the development of power technology and electric power are applied, more and more power equipments have small-sized
Change, precise treatment, portability application characteristic, such power equipment is widely used in the links of production and living, for
Family is brought cheaply.For example, electric energy meter common in production and living, leakage circuit breakers, fire protection warning device, load control switch,
Air switch, DC power supply, photovoltaic DC-to-AC converter etc..
Currently, these power equipments mostly use screw-type connecting terminal to carry out connection, in order to guarantee in use process
In achieve the effect that firm, closed, waterproof and dustproof, screw-type connecting terminal is often placed in the inside of those power equipments, lead to
The wiring hole crossed on external shell introduces the screw-type connecting terminal of electric wire to inside, such as common electric energy meter, fire protection warning
Device, DC power supply, photovoltaic DC-to-AC converter are substantially all using this mode of connection.At that time, in actual use, built-in to connect
Line terminals are often made troubles to the disassembly process of electric wire, and the external shell for needing to open power equipment just can be carried out electric wire
Dismounting operation will greatly influence wiring efficiency when encountering the application scenarios such as wiring debugging, plant maintenance or route change,
Biggish workload is brought for wiring personnel, in addition, the process of plug repeatedly of electric wire can also cause on external shell at wiring hole
Water proof and dust proof grade decline consequence, be unfavorable for being promoted and applied in the occasion of some more power equipments.
For example, photovoltaic DC-to-AC converter is mostly with photovoltaic battery panel fit applications in outdoor, wilderness occasion, it is anti-to reach waterproof
The enclosure interior of photovoltaic DC-to-AC converter is mostly arranged in screw-type connecting terminal by the using effect of dirt, by water proof and dust proof hole from outer
Portion introduces electric wire, and in the debugging of photovoltaic power generation or maintenance phase, the shell of photovoltaic DC-to-AC converter is frequented switch on to be connect
Line operation will damage the airtight performance of shell, seriously affect photovoltaic DC-to-AC converter in service life outdoor, in wilderness.
Summary of the invention
The present invention solves the technical problem of how to solve wiring brought by method wiring built in existing power equipment
Inconvenient problem.In order to solve the above technical problems, the application provides a kind of connecting terminal and photovoltaic DC-to-AC converter, power equipment.
According in a first aspect, providing a kind of connecting terminal in a kind of embodiment, comprising:
Pedestal is carried for being assemblied in the shell of a power equipment with forming wiring on the shell of the power equipment
Body；
Guide plate is assemblied on the pedestal, and one end of the guide plate is used to connect with the internal circuit of the power equipment,
The other end is used to connect with external electric wire；
Lid is detachably connected with the pedestal, for cooperating with the pedestal to form protection shell.
The pedestal includes:
Wall, for the cage connection with the power equipment, to carry out assembly positioning to the pedestal；
Guide groove is vertically fixed on the one side of the wall, extends to the another side of the wall, and the guide plate is matched
Conjunction is mounted in the groove body of the guide groove.
Multiple first buckles, the multiple first card are formed on the another side opposite with the guide groove of the wall
Button is used for so that the shell of the wall and the power equipment carries out detachable connection.
Limited block is formed on the another side opposite with the guide groove of the wall, the limited block is used for and screw
Cooperation carries out position restriction with the guide plate installed in the groove body to the guide groove.
There are two the quantity of the guide groove, is fixed on the one side of the wall side by side；The quantity of the guide plate has two
It is a, it is coupled respectively with two guide grooves.
The pedestal further includes partition, and the partition is fixed on the wall, and the guide groove fixed side by side to two is formed
Isolation.
The guide plate is respectively formed with the end for wiring, shape on each end of the guide plate in the two sides of the wall
At there is screw hole, for carrying out screw-type wiring.
The material of the guide plate is copper, silver, aluminium or its alloy.
The lid is formed with chamber, and the chamber is for closing the guide groove；It is formed in the one side wall of the chamber
Through-hole, the through-hole is used to be inserted into external electric wire, so that electric wire can be led with what is be coupled in the groove body of the guide groove
Plate is attached.
It is formed with outwardly extending multiple second buckles on another side wall of the chamber, is formed on the wall of the pedestal
There are multiple second card holes being respectively cooperating with the multiple second buckle, the multiple second buckle and the multiple second card hole
It is coupled so that the wall of the lid and the pedestal forms detachable connection.
According to second aspect, a kind of photovoltaic DC-to-AC converter is provided in a kind of embodiment characterized by comprising
Device outer case；
Inverter circuit is placed in the inside of the device outer case, for can be carried out power inverter to photovoltaic electric；
Connecting terminal as described in relation to the first aspect；
The pedestal of the connecting terminal is assemblied on the side wall of the device outer case, one end of the guide plate of the connecting terminal
It is connect with the inverter circuit, the other end is connect with external electric wire.
It is formed with the first card hole for being matched with the multiple first buckle on the side wall of the device outer case, the multiple the
One buckle is across first card hole and is buckled on the inner sidewall where first card hole, so that the device outer case and institute
The wall for stating pedestal forms detachable connection.
According to three aspects, a kind of power equipment is provided in a kind of embodiment, comprising:
Device housings；
Power circuit is built in the inside of the device housings, for carrying out Electric control；
Connecting terminal as described in relation to the first aspect；
The pedestal of the connecting terminal is assemblied on the side wall of the device housings, one end of the guide plate of the connecting terminal
It is connect with the power circuit, the other end is connect with external electric wire.
A kind of connecting terminal and photovoltaic DC-to-AC converter, power equipment according to above-described embodiment.Wherein, connecting terminal includes base
Seat, guide plate and lid enable pedestal to become electricity since the wall of pedestal is convenient to be assemblied on the shell of power equipment
One wiring carrier of power device external；And guide plate is fitted on the guide groove of pedestal, so that user can be direct by electric wire
It is connected on guide plate, without electric wire to be introduced to the inside of power equipment, avoids cumbersome work when wiring；When being set on pedestal
When setting multiple guide grooves, the partition being arranged on the wall of pedestal can form buffer action to each guide groove, can avoid between each route
Other than touching caused by short circuit condition；Due to the detachable effect of lid on the base, so that user can easily remove
The dismounting work that electric wire is carried out after lid can be formed route anti-in addition, lid also has sealing process to the guide groove on pedestal
The protecting effect of the dust-proof touch-proof of water can effectively expand the suitable environment of connecting terminal.Photovoltaic DC-to-AC converter disclosed in the present application, electricity
Power equipment has been all made of above-mentioned connecting terminal, so that the wiring that photovoltaic DC-to-AC converter, power equipment have convenient for user's dismounting
Effect can be improved the wiring efficiency of such equipment, can enhance its practical value.
Detailed description of the invention
Fig. 1 is the perspective view of the explosion of connecting terminal；
Fig. 2 is the stereoscopic schematic diagram of connecting terminal；
Fig. 3 is the transverse cross-sectional view of connecting terminal；
Fig. 4 is the longitudinal sectional drawing of connecting terminal；
Fig. 5 is the stereoscopic schematic diagram of photovoltaic DC-to-AC converter；
Fig. 6 is the stereoscopic schematic diagram of photovoltaic electric power equipment.
Specific embodiment
Below by specific embodiment combination attached drawing, invention is further described in detail.Wherein different embodiments
Middle similar component uses associated similar element numbers.In the following embodiments, many datail descriptions be in order to
The application is better understood.However, those skilled in the art can recognize without lifting an eyebrow, part of feature
It is dispensed, or can be substituted by other elements, material, method in varied situations.In some cases, this Shen
Please it is relevant it is some operation there is no in the description show or describe, this is the core in order to avoid the application by mistake
More descriptions are flooded, and to those skilled in the art, these relevant operations, which are described in detail, not to be necessary, they
Relevant operation can be completely understood according to the general technology knowledge of description and this field in specification.
It is formed respectively in addition, feature described in this description, operation or feature can combine in any suitable way
Kind embodiment.Meanwhile each step in method description or movement can also can be aobvious and easy according to those skilled in the art institute
The mode carry out sequence exchange or adjustment seen.Therefore, the various sequences in the description and the appended drawings are intended merely to clearly describe a certain
A embodiment is not meant to be necessary sequence, and wherein some sequentially must comply with unless otherwise indicated.
It is herein component institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object,
Without any sequence or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, include directly and
It is indirectly connected with (connection).
Embodiment one please refers to Fig. 1-4, and the application discloses a kind of connecting terminal 1 comprising pedestal 11, guide plate 13 and lid
Body 14, illustrates separately below.
Pedestal 11 is used to be assemblied in the shell of a power equipment, to form wiring carrier on the shell of power equipment.
In one embodiment, pedestal 11 includes wall 110 and guide groove 112, wherein wall 110 is for the shell with power equipment
Connection, to carry out assembly positioning to pedestal 11, guide groove 112 is vertically fixed on the one side of wall 110, extends to wall 110
Another side, guide plate 13 is fitted in the groove body of guide groove 112.
In one embodiment, see that Fig. 1, the groove body of guide groove 112 extend to the another side of wall 110, in wall 110
The upper through-hole that forms guide plate 13 and may pass through.In addition, the width and depth of the groove body of guide groove 112 should be slightly larger than the width of guide plate 13
And height, so that guide plate 13 is coupled when in the guide groove 112, guide plate 13 will not be generated because fit clearance is larger
It shakes.
It should be noted that the present embodiment is to meet two-phase mode of connection, two guide plates 13 are set, are arranged on the base 11
Two guide grooves 112, and two guide plates 13 are coupled with two guide grooves respectively.So, it will be understood to those skilled in the art that
When two guide plates 13 and two guide grooves 112 is arranged, the connection circuitry of two-way can be formed, the mode of connection of two-phase electricity can be met.
Further, pedestal 11 further includes partition 114, and partition 114 is fixed on wall 110, is fixed side by side to two
Guide groove 112 forms isolation, so that being independent of each other between the connection circuitry of two-way, avoids short circuit feelings caused by route touching
Shape.
Further, see Fig. 1 and Fig. 2, be formed with multiple first on the another side opposite with guide groove 112 of wall 110
Buckle 1102, those multiple first buckles 1102 are used for so that the shell of wall 110 and power equipment carries out detachable connection.
In one embodiment, the quantity of the first buckle 1102 is four, is separately positioned on the opposite with guide groove 112 of wall 110
On the quadrangle of another side, so that wall 110 can be us shown firmly attached to the shell of power equipment by the first buckle 1102
On.In another embodiment, without forming 1102 on the another side opposite with guide groove 112 of wall 110, but another
It is formed with the adhesives such as glue on side, wall 110 is bonded on the shell of power equipment.
Further, see Fig. 1-Fig. 4, be formed with limited block on the another side opposite with guide groove 112 of wall 110
1101, limited block 1101 is used for and screw fit with the guide plate 13 installed in the groove body to guide groove 112 carries out position restriction.One
In specific embodiment, Fig. 3-4 is seen, there are two the quantity of limited block 1101, respectively to two be coupled in two guide grooves 112
Guide plate 13 carries out position restriction；For any limited block 1101, the respective through hole that can be passed through by a screw D2 on guide plate 13 will
Guide plate 13 is fixed on limited block 1101.In another specific embodiment, for any limited block 1101, glue etc. can be passed through
Guide plate 13 is fixed on limited block 1101 by adhesives.It should be noted that can be conducive to using limited block 1101 to guide plate 13
It is fixed, so that guide plate 13 forms relatively steady state in guide groove 112, avoids the displacement of veneer 13 caused by shaking or de-
The situation fallen.
Guide plate 13 is assemblied on pedestal 11, and one end of guide plate 13 with the internal circuit of power equipment for connecting, the other end
For being connect with external electric wire L1.In one embodiment, see that Fig. 1 and Fig. 3, guide plate 13 are respectively formed in the two sides of wall
There is the end for wiring, be formed with screw hole 130 and screw hole 132 on each end of guide plate 13, is connect for carrying out screw-type
Line；It, can will be external by screw hole 130 and matched screw D1 for example, when guide plate 13 is fitted on guide groove 112
Electric wire L1 be connected on guide plate 13.It should be noted that the end of electric wire L1 can be wire filaments by kinking in screw D1
On mode be connected on guide plate 13, can also be flat and side of the common electric connection to be arranged on screw D1 with through-hole
Formula is connected on guide plate 13.
Further, guide plate 13 is conductive carrier, and material can be copper, silver, aluminium or its alloy.And the length and width of guide plate 13
High size (or sectional area) should set according to actual power supply capacity, be subject to practical application, not carry out here to it
It limits.
Lid 15 is detachably connected with pedestal 11, for cooperating with pedestal 11 to form protection shell.In a specific implementation
In example, see that Fig. 1 and Fig. 4, lid 15 are formed with chamber, chamber is used for confined bed 112, is formed with through-hole in the one side wall of chamber
150, through-hole 150 is used to be inserted into external electric wire L1, so that electric wire L1 can be led with what is be coupled in the groove body of guide groove 112
Plate 13 is attached.In another specific embodiment, through-hole 150 can be circular hole or rectangular aperture, in favor of electric wire L1
Facilitate subject to insertion.
Further, see Fig. 1, Fig. 3 and Fig. 4, be formed on another side wall of the chamber of lid 15 outwardly extending multiple
Second buckles 152, and multiple second card holes being respectively cooperating with those multiple second buckles 152 are formed on the wall of pedestal 11
1103, multiple second buckles 152 are coupled with multiple second card holes 1103 so that the formation of the wall 110 of lid 15 and pedestal
Detachable connection.In one embodiment, the quantity of the second buckle 152 is two, is separately positioned on the two sides of lid 15
On wall；The quantity of second card hole 1103 is two, the position by proximal edge of wall 110 is separately positioned on, so that another second
Buckle 152 is convenient to be goed deep into two the second card holes 1103, so that lid 15 is removably attachable on wall 110.It needs
Illustrate, when user needs wiring, the buckle of pressable second 152 makes it be detached from pedestal 11, to expose 112 He of guide groove
Guide plate 13, at this point, electric wire L1 can be connected on guide plate 13.
It in another embodiment, can be on wall 110 simultaneously if user needs to carry out single-phase wiring or three phase connections
Column fix one or three guide grooves 112, and are respectively cooperating in each guide groove 112 one guide plate 13 of installation, thus realize it is single-phase or
The wiring requirements of person's three-phase.
Embodiment two, referring to FIG. 5, the application discloses a kind of photovoltaic DC-to-AC converter 2 comprising device outer case 21, inversion electricity
Connecting terminal 1 disclosed in road 22 and embodiment one, illustrates separately below.
Inverter circuit 22 is placed in the inside of device outer case 21, for can be carried out power inverter to photovoltaic electric.Since photovoltaic is inverse
Power transformation road belongs to the prior art, then is no longer illustrated here to its structure and working principle.
The pedestal 11 of connecting terminal 1 is assemblied on the side wall of device outer case 21, one end of the guide plate 13 of connecting terminal 1 with it is inverse
Power transformation road 22 connects, and the other end is connect with external electric wire L1.In one embodiment, see Fig. 1 and Fig. 5, device outer case 21
Side wall on be formed be matched with it is multiple first buckle 1102 the first card holes 210, it is multiple first buckle 1102 pass through first card
Hole 210 is simultaneously buckled on the inner sidewall where the first card hole 210 so that the wall 110 of device outer case 21 and pedestal formed it is removable
Unload formula connection.It should be noted that being conducive to speed connecting terminal 21 when connecting using the first buckle 1102 with device outer case 21
Assembling speed on photovoltaic DC-to-AC converter 2, offers convenience for user.
In one embodiment, see Fig. 1 and Fig. 5, one end of guide plate 13 passes through screw hole 132 and matched screw
D3 is connected on inverter circuit 22, so that the photovoltaic electric energy transmitted on electric wire L1 is delivered to inverter circuit 22, so that inversion is electric
Road works.
Embodiment three, the application scheme for protection connecting terminal 1 in other equipment, correspondingly, the application is also disclosed one
Kind power equipment 3, referring to FIG. 6, the power equipment 3 includes device housings 31, control circuit (unmarked in figure) and terminals
Son 1.
Control circuit is placed in the inside of device housings 31, is used for Electric control.Here power equipment 3 may include electric energy
The power control units such as table, leakage circuit breakers, fire protection warning device, load control switch, air switch, DC power supply, then control
Circuit is the internal circuit of corresponding power control unit, belongs to the prior art, is no longer described in detail here.
The pedestal 11 of connecting terminal 1 is assemblied on the side wall of device housings 31, one end of the guide plate 13 of connecting terminal 1 and control
Circuit connection processed, the other end are connect with external electric wire L1.
Use above specific case is illustrated the present invention, is merely used to help understand the present invention, not to limit
The system present invention.For those skilled in the art, according to the thought of the present invention, can also make several simple
It deduces, deform or replaces.
Claims (13)
1. a kind of connecting terminal characterized by comprising
Pedestal, for being assemblied in the shell of a power equipment, to form wiring carrier on the shell of the power equipment；
Guide plate is assemblied on the pedestal, and one end of the guide plate is another for connecting with the internal circuit of the power equipment
It holds for being connect with external electric wire；
Lid is detachably connected with the pedestal, for cooperating with the pedestal to form protection shell.
2. connecting terminal as described in claim 1, which is characterized in that the pedestal includes:
Wall, for the cage connection with the power equipment, to carry out assembly positioning to the pedestal；
Guide groove is vertically fixed on the one side of the wall, extends to the another side of the wall, the guide plate cooperation peace
In the groove body of the guide groove.
3. connecting terminal as claimed in claim 2, which is characterized in that the another side opposite with the guide groove of the wall
On be formed with multiple first buckles, the multiple first buckle is used for so that the shell of the wall and the power equipment carries out
Detachable connection.
4. connecting terminal as claimed in claim 2, which is characterized in that the another side opposite with the guide groove of the wall
On be formed with limited block, the limited block is used for and screw fit with the guide plate installed in the groove body to the guide groove carries out position
It limits.
5. connecting terminal as claimed in claim 2, which is characterized in that there are two the quantity of the guide groove, is fixed on institute side by side
It states on the one side of wall；There are two the quantity of the guide plate, is coupled respectively with two guide grooves.
6. connecting terminal as claimed in claim 4, which is characterized in that the pedestal further includes partition, and the partition is fixed on
On the wall, the guide groove fixed side by side to two forms isolation.
7. connecting terminal as claimed in claim 2, which is characterized in that the guide plate is respectively formed in the two sides of the wall
For the end of wiring, it is formed with screw hole on each end of the guide plate, for carrying out screw-type wiring.
8. connecting terminal as claimed in claim 7, which is characterized in that the material of the guide plate is copper, silver, aluminium or its conjunction
Gold.
9. connecting terminal as claimed in claim 2, which is characterized in that the lid is formed with chamber, and the chamber is for sealing
Close the guide groove；Through-hole is formed in the one side wall of the chamber, the through-hole is used to be inserted into external electric wire, so that electric wire
It can be attached with the guide plate being coupled in the groove body of the guide groove.
10. connecting terminal as claimed in claim 9, which is characterized in that be formed on another side wall of the chamber to extension
Multiple second stretched buckle, and multiple second cards being respectively cooperating with the multiple second buckle are formed on the wall of the pedestal
Hole, the multiple second buckle are coupled the wall shape so that the lid and the pedestal with the multiple second card hole
At detachable connection.
11. a kind of photovoltaic DC-to-AC converter characterized by comprising
Device outer case；
Inverter circuit is placed in the inside of the device outer case, for can be carried out power inverter to photovoltaic electric；
Such as the described in any item connecting terminals of claim 1-10；
The pedestal of the connecting terminal is assemblied on the side wall of the device outer case, one end of the guide plate of the connecting terminal and institute
Inverter circuit connection is stated, the other end is connect with external electric wire.
12. connecting terminal as described in claim 1, which is characterized in that the connecting terminal is wiring as claimed in claim 3
Terminal；
The first card hole for being matched with the multiple first buckle, the multiple first card are formed on the side wall of the device outer case
It detains in first card hole and the inner sidewall that is buckled in where first card hole, so that the device outer case and the base
The wall of seat forms detachable connection.
13. a kind of power equipment characterized by comprising
Device housings；
Power circuit is built in the inside of the device housings, for carrying out Electric control；
Such as the described in any item connecting terminals of claim 1-10；
The pedestal of the connecting terminal is assemblied on the side wall of the device housings, one end of the guide plate of the connecting terminal and institute
Power circuit connection is stated, the other end is connect with external electric wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210805.3A CN109274277B (en) | 2018-10-17 | 2018-10-17 | Binding post and photovoltaic inverter, power equipment |
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| CN201811210805.3A CN109274277B (en) | 2018-10-17 | 2018-10-17 | Binding post and photovoltaic inverter, power equipment |
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| CN109274277A true CN109274277A (en) | 2019-01-25 |
| CN109274277B CN109274277B (en) | 2023-09-05 |
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| CN101877466A (en) * | 2009-04-29 | 2010-11-03 | 无锡尚德太阳能电力有限公司 | Photovoltaic system, junction box and voltage conversion device thereof |
| CN102231396A (en) * | 2011-05-11 | 2011-11-02 | 浙江鑫辉光伏科技有限公司 | Photovoltaic terminal box |
| CN102318455A (en) * | 2009-02-12 | 2012-01-11 | 弗罗纽斯国际有限公司 | The method that is used for the installed part of DC-AC converter and is used to install DC-AC converter |
| CN202183396U (en) * | 2011-08-03 | 2012-04-04 | 东莞市维峰五金电子有限公司 | Wiring device used in solar wiring box |
| CN204156800U (en) * | 2014-10-23 | 2015-02-11 | 北京志能祥赢节能环保科技有限公司 | A kind of outdoor detachable formula photovoltaic micro-inverter termination |
| CN205142129U (en) * | 2015-11-25 | 2016-04-06 | 苏州瀚德能源科技有限公司 | Low resistance solar junction box |
| CN206004055U (en) * | 2014-02-28 | 2017-03-08 | 艾思玛太阳能技术股份公司 | Seal the device running through and inverter for providing |
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| CN102318455A (en) * | 2009-02-12 | 2012-01-11 | 弗罗纽斯国际有限公司 | The method that is used for the installed part of DC-AC converter and is used to install DC-AC converter |
| CN101877466A (en) * | 2009-04-29 | 2010-11-03 | 无锡尚德太阳能电力有限公司 | Photovoltaic system, junction box and voltage conversion device thereof |
| CN102231396A (en) * | 2011-05-11 | 2011-11-02 | 浙江鑫辉光伏科技有限公司 | Photovoltaic terminal box |
| CN202183396U (en) * | 2011-08-03 | 2012-04-04 | 东莞市维峰五金电子有限公司 | Wiring device used in solar wiring box |
| CN206004055U (en) * | 2014-02-28 | 2017-03-08 | 艾思玛太阳能技术股份公司 | Seal the device running through and inverter for providing |
| CN204156800U (en) * | 2014-10-23 | 2015-02-11 | 北京志能祥赢节能环保科技有限公司 | A kind of outdoor detachable formula photovoltaic micro-inverter termination |
| CN205142129U (en) * | 2015-11-25 | 2016-04-06 | 苏州瀚德能源科技有限公司 | Low resistance solar junction box |
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| CN109274277B (en) | 2023-09-05 |
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