CN203562587U - Connector used for photovoltaic inverter confluence - Google Patents
Connector used for photovoltaic inverter confluence Download PDFInfo
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- CN203562587U CN203562587U CN201320713681.7U CN201320713681U CN203562587U CN 203562587 U CN203562587 U CN 203562587U CN 201320713681 U CN201320713681 U CN 201320713681U CN 203562587 U CN203562587 U CN 203562587U
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- jack
- buckle
- connector
- photovoltaic
- female end
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Abstract
The utility model discloses a connector used for photovoltaic inverter confluence. The connector comprises a male end and a female end. The male end is an inverter output branching terminal and the female end is arranged on a parallel connection terminal of a bus. The male end and the female end are plugged and cooperated. The connector is characterized in that an intermediate portion of a connection side of the female end and the male end is provided with a lead-out jack of a bus terminal; one side of the lead-out jack is provided with a buckle and the other side is provided with a guiding vertical plate; two sides of the lead-out jack, which correspond to the buckle and the guiding vertical plate, are provided with axial guiding grooves respectively; the male end is provided with a socket which is cooperated with the shape of the lead-out jack; a guiding embossment which is cooperated with the axial guiding grooves on the lead-out jack is arranged in the socket; an elastic barb is arranged at a position outside the socket and corresponding to a buckle side; the elastic barb forms clamp connection cooperation with the buckle. By using the connector of the utility model, assembling and connection of the connector are convenient and fast; and soundness of connection of the male end and the female end is increased.
Description
Technical field
The utility model relates to a kind of photovoltaic generating system field, relates in particular to a kind of photovoltaic DC-to-AC converter and confluxes and use connector.
Background technology
Photovoltaic is the abbreviation of solar photovoltaic generation system, is a kind of photovoltaic effect of utilizing solar cell semi-conducting material, solar radiation can be directly converted to a kind of new power generating system of electric energy.Its common structure consists of: some, photovoltaic cell that specification is identical are connected, form photovoltaic tandem one by one, and then by several photovoltaic tandems access in parallel header box, after confluxing in header box, by controller, DC power distribution cabinet, photovoltaic DC-to-AC converter, AC power distribution cabinet/AC distribution panel etc., thereby support the use the photovoltaic generating system of complete.
In grid-connected system, need to direct current be converted to alternating current with inverter, after the electric energy that each photovoltaic cell converts to is adjusted by inverter, above connector is aggregated into bus, then by bus, electric current is delivered on follow-up photovoltaic apparatus, as pressurizer.Wherein, the connector that access uses during bus, generally includes male end and female end, and male end is arranged at a side of separated time, and female end is arranged in bus, and the cooperation that is connected of male end and female end completes being connected of separated time and bus.In prior art, female end is connected with male end, the main cooperation clamping by internal terminal and shell, and depend merely on gap or the interference fit of terminal and shell, when being subject to the affecting of external force, easily get loose, connectivity is poor, after getting loose, will cause loose contact, electric current is carried unstable, forms potential safety hazard.In addition, adopt in addition screwed on male and female end to connect, this class connected mode exists installs loaded down with trivial detailsly, for reaching good connection reliability, need to use special instrument to complete, and efficiency is influenced, safeguards inconvenience.
Summary of the invention
The utility model object is to provide a kind of photovoltaic DC-to-AC converter confluxes with connector, by using this structure, improves the stability connecting, and reduces potential safety hazard.
For achieving the above object, the technical solution adopted in the utility model is: a kind of photovoltaic DC-to-AC converter confluxes with connector, comprise male end and female end, described male end is inverter output branch terminal, described female end is arranged on the also connecting terminal of bus, male end is pegged graft and is coordinated with female end, described female end is connected side centre with male end is provided with the jack of drawing of bus terminal, a described side of drawing jack is provided with buckle, opposite side is provided with guiding riser, the described corresponding buckle of jack of drawing is respectively equipped with axially directed groove with the both sides of guiding riser, described male end is provided with and described socket of drawing jack form fit, in this socket, be provided with described and draw the guide protrusions that on jack, axially directed groove coordinates, outside described socket, corresponding described buckle side is provided with resilient barb, this resilient barb coordinates with described buckle clamping.
In technique scheme, described female end is provided with error-proof structure.
In technique scheme, described error-proof structure is the outer rim shape of drawing jack, and one side is shorter than another side, forms trapezoidal end face, and the socket shape in described male end matches with this trapezoidal end face.
In technique scheme, in described female end, comprise the jack of drawing of bus terminal described in several, described in draw jack and arrange side by side, adjacent drawing between jack is provided with separation trough, is provided with the shim corresponding with this separation trough in described socket.
In technique scheme, the corresponding described buckle of described resilient barb one end is provided with guiding surface, and described buckle top is provided with the inclined plane coordinating with described guiding surface.By coordinating of guiding surface and inclined plane, resilient barb is more easily connected in buckle.
In technique scheme, the corresponding described resilient barb of described socket place is provided with a spacing preiection.When resilient barb contacts with buckle, resilient barb is pressed towards inside, cannot resilience for the deflection that prevents resilient barb is too large, spacing preiection is set, make the inner side of resilient barb be butted on the top of spacing preiection, by the plastic deformation of material self, resilient barb is connected in buckle smoothly again.
In technique scheme, in described female end, described bottom of drawing jack, buckle and guiding riser is all arranged on a connecting platform, on this connecting platform, have with described and draw the line three-way hole that goes out that jack is communicated with, described connecting platform bottom surface coordinates with the line ball plastic core in described bus, described line ball plastic core is provided with several connecting holes, and described connecting platform bottom surface is provided with the buckle that is connected of pegging graft and coordinating with connecting hole.
In technique scheme, described buckle both sides are respectively equipped with reinforcement, and described guiding riser is provided with at least one supporting rib stiffener with respect to the opposite side of drawing jack.
In technique scheme, described male end and separated time junction are provided with encapsulate, and described female end and bus junction are provided with encapsulate.By encapsulate, can make between connector and electric wire be connected more firm, simultaneously can waterproof, play the protective effect to circuit.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1. in the utility model, the both sides of drawing jack in female end are respectively equipped with axially directed groove, in the socket of corresponding male end, be provided with described and draw the guide protrusions that on jack, axially directed groove coordinates, and the end face of drawing the outer rim shape of jack is trapezoidal, socket shape in corresponding male end matches with this trapezoidal end face, male end and female end are by coordinating of trapezoidal end face and coordinating of axially directed groove and guide protrusions, compare with structure in the past, steering capability is better, pegs graft more quick;
2. in a side of drawing jack, be provided with buckle, corresponding described socket is provided with the resilient barb coordinating with described buckle clamping outward, by buckle, coordinates with the clamping of resilient barb, prevents from getting loose, and makes male end more firm with being connected of female end;
3. at the opposite side of drawing the corresponding described buckle of jack, be provided with guiding riser, guiding riser had both played the grafting guide effect of male end and female end, simultaneously, when male end is subject to twisting resistance, can also play the effect of anti-torsion, effectively prevent that male end and female end from getting loose, stability is stronger;
4. in male end and separated time junction, be provided with encapsulate, female end and bus junction and be provided with encapsulate, not only can make between connector and electric wire be connected more firm, can also waterproof, play the protective effect to circuit.
Accompanying drawing explanation
Fig. 1 is the structural representation in the utility model embodiment mono-;
Fig. 2 is the end face structure schematic diagram of male end in the utility model embodiment mono-;
Fig. 3 is the end face structure schematic diagram of female end in the utility model embodiment mono-;
Fig. 4 is the perspective view in the utility model embodiment mono-;
Fig. 5 is male end decomposition texture schematic diagram in the utility model embodiment mono-.
Wherein: 1, male end; 2, female end; 3, inverter output branch; 4, bus; 5, draw jack; 6, buckle; 7, guiding riser; 8, axially directed groove; 9, socket; 10, guide protrusions; 11, resilient barb; 12, guiding surface; 13, inclined plane; 14, spacing preiection; 15, separation trough; 16, shim; 17, reinforcement; 18, supporting rib stiffener; 19, separated time; 20, lead-in wire; 21, line ball plastic core; 22, connecting platform; 23, connecting hole; 24, connect buckle; 25, encapsulate.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment mono-: shown in Fig. 1～5, a kind of photovoltaic DC-to-AC converter confluxes with connector, comprise male end 1 and female end 2, described male end 1 is inverter output branch 3 terminals, described female end 2 is arranged on the also connecting terminal of bus 4, male end 1 is pegged graft and is coordinated with female end 2, what described female end 2 is connected side centre with male end 1 was provided with bus 4 terminals draws jack 5, a described side of drawing jack 5 is provided with buckle 6, opposite side is provided with guiding riser 7, the described corresponding buckle 6 of jack 5 of drawing is respectively equipped with axially directed groove 8 with the both sides of guiding riser 7, described male end 1 is provided with and described socket 9 of drawing jack 5 form fit, in this socket 9, be provided with described and draw the guide protrusions 10 that on jack 5, axially directed groove 8 coordinates, outside described socket 9, corresponding described buckle 6 sides are provided with resilient barb 11, this resilient barb 11 coordinates with described buckle 6 clampings.The corresponding described buckle of described resilient barb 11 6 one end are provided with guiding surface 12, described buckle 6 tops are provided with the inclined plane 13 coordinating with described guiding surface 12, and 11 places are provided with a spacing preiection 14 in the corresponding described resilient barb of described socket 9, when resilient barb 11 contacts with buckle 6, resilient barb 11 is pressed towards inside, cannot resilience for the deflection that prevents resilient barb 11 is too large, spacing preiection 14 is set, make the inner side of resilient barb 11 be butted on the top of spacing preiection 14, lean on again the plastic deformation of material self, resilient barb 11 is connected in buckle 6 smoothly.
As described in Fig. 2,3, described female end 2 is provided with error-proof structure, and described error-proof structure is the outer rim shape of drawing jack 5, and one side is shorter than another side, forms trapezoidal end face, and socket 9 shapes in described male end 1 match with this trapezoidal end face.What in described female end 2, comprise 5 described bus 4 terminals draws jack 5, described in draw jack 5 and arrange side by side, adjacent drawing between jack 5 is provided with separation trough 15, is provided with the shim corresponding with this separation trough 15 16 in described socket 9.
As shown in Figure 4, described buckle 6 both sides are respectively equipped with reinforcement 17, and described guiding riser 7 is provided with 2 supporting rib stiffeners 18 with respect to the opposite side of drawing jack 5.
As shown in Figure 5, in bus 4, be provided with 5 separated times 19, and connecting terminal place, on every separated time 19, be connected with 1 lead-in wire 20, every lead-in wire 20 one end and separated time 19 electrical communication, draw in jack 5 described in the other end is arranged at.Meanwhile, on the separated time 19 of described bus 4, be provided with line ball plastic core 21, described separated time 19 is arranged in described line ball plastic core 21, described in described lead-in wire 20 is arranged at through described line ball plastic core 21, draws in jack 5.In described female end 2, described bottom of drawing jack 5, buckle 6 and guiding riser 7 is all arranged on a connecting platform 22, on this connecting platform 22, have with described and draw the line three-way hole that goes out that jack 5 is communicated with, described connecting platform 22 bottom surfaces coordinate with the line ball plastic core 21 in described bus 4, described line ball plastic core 21 is provided with 3 connecting holes 23, described connecting platform 22 bottom surfaces be provided with connecting hole 23 peg graft coordinate be connected buckle 24.
As shown in Fig. 1,4, described male end 1 is provided with encapsulate 25 with separated time 19 junctions, and described female end 2 is provided with encapsulate 25 with bus 4 junctions; by encapsulate 25; can make between connector and electric wire be connected more firm, simultaneously can waterproof, play the protective effect to circuit.
Claims (9)
1. a photovoltaic DC-to-AC converter confluxes with connector, comprise male end and female end, described male end is inverter output branch terminal, described female end is arranged on the also connecting terminal of bus, male end is pegged graft and is coordinated with female end, it is characterized in that: described female end is connected side centre with male end is provided with the jack of drawing of bus terminal, a described side of drawing jack is provided with buckle, opposite side is provided with guiding riser, the described corresponding buckle of jack of drawing is respectively equipped with axially directed groove with the both sides of guiding riser, described male end is provided with and described socket of drawing jack form fit, in this socket, be provided with described and draw the guide protrusions that on jack, axially directed groove coordinates, outside described socket, corresponding described buckle side is provided with resilient barb, this resilient barb coordinates with described buckle clamping.
2. photovoltaic DC-to-AC converter according to claim 1 confluxes with connector, it is characterized in that: described female end is provided with error-proof structure.
3. photovoltaic DC-to-AC converter according to claim 2 confluxes with connector, it is characterized in that: described error-proof structure is the outer rim shape of drawing jack, one side is shorter than another side, forms trapezoidal end face, and the socket shape in described male end matches with this trapezoidal end face.
4. photovoltaic DC-to-AC converter according to claim 1 and 2 confluxes with connector, it is characterized in that: the jack of drawing that comprises bus terminal described in several in described female end, the described jack of drawing is arranged side by side, adjacent drawing between jack is provided with separation trough, is provided with the shim corresponding with this separation trough in described socket.
5. photovoltaic DC-to-AC converter according to claim 1 confluxes with connector, it is characterized in that: the corresponding described buckle of described resilient barb one end is provided with guiding surface, and described buckle top is provided with the inclined plane coordinating with described guiding surface.
6. photovoltaic DC-to-AC converter according to claim 1 confluxes with connector, it is characterized in that: the corresponding described resilient barb of described socket place is provided with a spacing preiection.
7. photovoltaic DC-to-AC converter according to claim 1 confluxes with connector, it is characterized in that: in described female end, described bottom of drawing jack, buckle and guiding riser is all arranged on a connecting platform, on this connecting platform, have with described and draw the line three-way hole that goes out that jack is communicated with, described connecting platform bottom surface coordinates with the line ball plastic core in described bus, described line ball plastic core is provided with several connecting holes, and described connecting platform bottom surface is provided with the buckle that is connected of pegging graft and coordinating with connecting hole.
8. according to the photovoltaic DC-to-AC converter described in claim 1 or 7, conflux with connector, it is characterized in that: described buckle both sides are respectively equipped with reinforcement, described guiding riser is provided with at least one supporting rib stiffener with respect to the opposite side of drawing jack.
9. according to the photovoltaic DC-to-AC converter described in claim 1 or 7, conflux with connector, it is characterized in that: described male end and separated time junction are provided with encapsulate, described female end and bus junction are provided with encapsulate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320713681.7U CN203562587U (en) | 2013-11-13 | 2013-11-13 | Connector used for photovoltaic inverter confluence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320713681.7U CN203562587U (en) | 2013-11-13 | 2013-11-13 | Connector used for photovoltaic inverter confluence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203562587U true CN203562587U (en) | 2014-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320713681.7U Expired - Fee Related CN203562587U (en) | 2013-11-13 | 2013-11-13 | Connector used for photovoltaic inverter confluence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203562587U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107275837A (en) * | 2017-06-30 | 2017-10-20 | 广东欧珀移动通信有限公司 | Connector assembly and terminal device |
| CN107825480A (en) * | 2017-12-07 | 2018-03-23 | 惠州市德维电子有限公司 | A kind of film splitter cutting knife |
| CN112117599A (en) * | 2019-06-19 | 2020-12-22 | 住友电装株式会社 | Movable support structure |
| CN112383012A (en) * | 2020-09-28 | 2021-02-19 | 东莞市纳百川电子科技有限公司 | Wire connecting device |
-
2013
- 2013-11-13 CN CN201320713681.7U patent/CN203562587U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107275837A (en) * | 2017-06-30 | 2017-10-20 | 广东欧珀移动通信有限公司 | Connector assembly and terminal device |
| CN107825480A (en) * | 2017-12-07 | 2018-03-23 | 惠州市德维电子有限公司 | A kind of film splitter cutting knife |
| CN112117599A (en) * | 2019-06-19 | 2020-12-22 | 住友电装株式会社 | Movable support structure |
| CN112383012A (en) * | 2020-09-28 | 2021-02-19 | 东莞市纳百川电子科技有限公司 | Wire connecting device |
| CN112383012B (en) * | 2020-09-28 | 2021-10-15 | 东莞市纳百川电子科技有限公司 | Wire connecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215123 workshop No. 26, venture industrial square, Suzhou Industrial Park, Jiangsu Patentee after: SUZHOU INDUSTRIAL PARK EXCEEDCONN TECHNOLOGY CO., LTD. Address before: 215123 workshop No. 26, venture industrial square, Suzhou Industrial Park, Jiangsu Patentee before: Suzhou Harvest Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140423 Termination date: 20181113 |