CN107978890A - A kind of square step bolt photovoltaic terminal - Google Patents
A kind of square step bolt photovoltaic terminal Download PDFInfo
- Publication number
- CN107978890A CN107978890A CN201810004574.4A CN201810004574A CN107978890A CN 107978890 A CN107978890 A CN 107978890A CN 201810004574 A CN201810004574 A CN 201810004574A CN 107978890 A CN107978890 A CN 107978890A
- Authority
- CN
- China
- Prior art keywords
- shell
- type current
- current bar
- square
- photovoltaic terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003825 pressing Methods 0.000 claims abstract description 14
- 210000000988 bone and bone Anatomy 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R27/00—Coupling parts adapted for co-operation with two or more dissimilar counterparts
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a kind of square step bolt photovoltaic terminal, including shell, the cover top portion is equipped with two stage steps, the shell is embedded with c-type current bar, the both ends of the surface of the c-type current bar are fitted on each top surface of two stage steps respectively, the c-type current bar at least one end is connected with least one bolt for being used to connect cold pressing head, and the shell both sides have snapped connection end plate.Square step bolt photovoltaic terminal of the present invention, shell with two stage steps is after equipment inlet wire is met, it can also meet the installation of compatible single hole and diplopore standard DT cold pressings head at the same time, shell plastic parts uses in-mould injection technique, c-type current bar is directly fixed therein portion in forming process, the shell on the inside of c-type current bar is filled in provide it support force and produce package action, meet to save space in the case of live large torque inlet wire demand pair, end plate uses in-line structure, effectively meets safety level requirements.
Description
Technical field
The present invention relates to a kind of photovoltaic apparatus, and in particular to a kind of bolt photovoltaic terminal.
Background technology
Although the power of photovoltaic apparatus constantly upgrades increasing, but needs in the case where the current device space is constant
Realize inlet wire, this just proposes the requirement of higher to the structure of product, on the premise of client's inlet wire is met, for the list of owner
Double wire compatible demand proposes new challenge, the large torque demand secondly brought for current big line footpath crimping, existing industry
The structure of conventional products also is difficult to meet the requirements, and is badly in need of a kind of terminals that safety grade higher can be realized in low-voltage equipment
Son.
In the prior art, the fixation generally use of terminal covers mode meets the requirement of safety, works as work progress
In when there is no construction space, existing terminal has no idea to meet wiring requirements, if by the way of the structure of compressed products
The demand of time installation space, then cannot meet the needs of creepage distance, easily break down, made to client in use
Into immeasurable loss.
And during actual use, a kind of usual terminal can only meet the access of a form of electric current, work as client
, it is necessary to using the terminal of different structure come meet demand, increase when needing to realize two kinds of different wire leading methods of AC and DC
Design and use costs.
During the wiring of terminal, since fixed cable needs larger torsion, existing terminal leads in fixation procedure
Often occur cold pressing head not in conplane situation, it will usually one end occur and be more than the other end with respect to shell with respect to the distance of housing
The distance of body, in order to ensure the reliability of connection, it usually needs two staff, wherein a people is used to tighten nut, it is another
End is used for fixed cold pressing head, is allowed in same plane, wastes substantial amounts of manpower, cause the raising of cost.
End plate of the prior art is cover-type in fixation procedure, when cannot be consolidated in implementation process by cover-type
Periodically, existing technology cannot meet use demand.
The content of the invention
Goal of the invention：In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a kind of square step bolt light
Terminal is lied prostrate, can meet alternating current inlet wire and direct current inlet wire demand at the same time, it is not in be not at together that head is cold-pressed in connection procedure
The situation of one plane, effectively meets the safety level requirements of big line footpath situation.
Technical solution：One kind square step bolt photovoltaic terminal of the present invention, including shell, the cover top portion
Equipped with two stage steps, the shell is embedded with c-type current bar, and the both ends of the surface of the c-type current bar are fitted in two stage steps respectively
On each top surface, the c-type current bar at least one end is connected with least one bolt for being used to connect cold pressing head, the shell both sides
End plate is snapped connection.
One end of the c-type current bar is connected with two bolts of a row, and the other end of the c-type current bar is connected with one
Bolt.
The end plate is equipped with the turning point for being used for increasing creepage distance.
The end plate is equipped with the indenture through plate body for being used for breaking broken ends of fractured bone plate.
The shell is plastic shell, and the c-type current bar is placed in mould, with being embedded within shell injection molding process
Portion.
The cold pressing head and bolt are fastened by nut.
The end plate is inserted into and fixed by snap parallel to side wall of outer shell direction along the sliding slot of side wall of outer shell.
Installing plate is further included, the installing plate is connected by screw in outer casing bottom, and the screw is arranged into equilateral triangle
Cloth.
Gasket is cased between the screw and outer casing bottom.
It is fixed by snap between the end plate.
Beneficial effect：Square step bolt photovoltaic terminal of the present invention, c-type current bar both ends are fitted in two level platform
On the top surface of rank, such structure is while meeting that equipment has enough into space of lines, moreover it is possible to meets compatible single hole and diplopore
Standard DT is cold-pressed the installation of head, and shell plastic parts uses in-mould injection technique, directly consolidates c-type current bar in shell forming process
Mould inside is scheduled on, the shell on the inside of c-type current bar is filled in and support force is provided it and mutually produces package action, meeting
Space is also saved in the case of live large torque inlet wire demand pair, end plate uses in-line structure, effectively meets safety etc.
Level demand, terminal of the invention can realize two kinds of different wire leading methods of AC and DC, reduce and use different knots respectively
The cost of the terminal of structure, during terminal connections, can bear larger torsion during fixed cable, be not in be cold-pressed head not
In conplane situation, situation of the distance more than the distance of other end opposite shell of one end opposite shell will not occur,
In connection procedure need not when tightening nut fixed cold pressing head, cold pressing head is in same plane and installed, save
Substantial amounts of manpower, reduces cost.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the Structure explosion diagram of the present invention；
Fig. 3 is the front view of the present invention；
Fig. 4 is the left view of the present invention；
Fig. 5 is sectional view along A-A in Fig. 3 front views of the present invention.
Embodiment
Technical solution of the present invention is described in detail below, but protection scope of the present invention is not limited to the implementation
Example.
As shown in Figures 1 to 5, a kind of square step bolt photovoltaic terminal of the invention, including shell 7, the top of shell 7
Equipped with two stage steps, in the case where some execution conditions cannot allow side inlet wire, only the space of terminal tip portions can carry out
Operation, the space in other directions is all without manual operating space, therefore the structure of this second step type can solve inlet wire
In the case of more the problem of insufficient space, shell 7 is embedded with c-type current bar 7.1.2, the both ends of the surface point of c-type current bar 7.1.2
It is not fitted on each top surface of two stage steps, c-type current bar 7.1.2 at least one end is connected with least one for connecting cold pressing head
Bolt, raised pressed by force with c-type current bar 7.1.2 of the zigzags of bolt 7.1.1,7.1.3 roots are connected, and composition can be with
Carry the conducting metal component 7.1 of huge inlet wire moment of torsion.
Shell 7 is plastic shell, and when producing terminal shell 7, c-type current bar 7.1.2 is placed in mould, it is molded with shell 1
In forming process inside embedded shell 7, plastic particles enter in die cavity from molten condition, are quickly converted to solid state and are formed by force
Strong retaining mechanism support, plastic cement can form a powerful support force when being filled on the inside of c-type current bar 7.1.2,
Play the role of mutually wrapping up, plastic cement is very big in stop bit and the holding effect of short transverse to c-type current bar 7.1.2, solves
Problem is born when c-type current bar 7.1.2 is be subject to large torque.
Wherein, cold pressing first 3,4 and bolt 7.1.1,7.1.3 are fastened by nut 2,5, and 7 both sides of shell have snapped connection end
Plate 1；
Preferably, one end of c-type current bar 7.1.2 is connected with two bolt 7.1.1 of a row, the other end of current bar connects
It is connected to a bolt 7.1.3；
More preferably, higher two stage steps are equipped with two bolt 7.1.1, and relatively low two stage steps are equipped with a bolt
7.1.3, during installation, first cold pressing first 6 is inserted in bolt 7.1.3 from top, unitary nut 5 is loaded from top, and is pushing up
Portion realizes locking using box spanner, likewise, diplopore DT is cold-pressed first 3 or single hole DT cold pressings first 4 is inserted in bolt from top
7.1.1 it is interior, unitary nut 2 is loaded from top, and is locked at top using box spanner, the two stage steps on this spline structure
Formula can be ordered by inlet wire, neither influences the inlet wire of equipment end, also to stayed abundance into space of lines；
End plate 1, which is equipped with, is used to increasing the turning point of creepage distance, end plate 1 be equipped be used to breaking broken ends of fractured bone plate 1 through plate body
Indenture, for end plate 1 parallel to 7 sidewall direction of shell, the sliding slot 10 of 7 side wall of shell includes strip 11.1, and 11.2,11.3,11.4, outside
Shell 7 is equipped with corresponding each slide, and buckle 11.1,11.2,11.3,11.4 is inserted into along slide, fixes end plate 1 relative to outer
7 left and right directions position of shell, is inserted into along the sliding slot 10 of 7 side wall of shell and to be fixed on end plate corresponding by buckle 11.5,11.6,11.7
Each card slot in, fix end plate 1 relative to 7 above-below direction position of shell, end plate 1 uses this in-line structure, effectively
Meet safety level requirements；
Also can be fixed by snap between end plate 1, such end plate 1 can both realize it is unilateral be caught in, can also realize two
Loading between piece terminal 1, due to applying upper existing exchange side, and has DC side, has the direct insertion of two panels end plate 1 by centre
Loading intuitively can distinguish two major class inlet wires very much, and terminal of the invention further includes installing plate 9, and installing plate 9 passes through spiral shell
Nail 8 is connected to 7 bottom of shell, and screw 8 is arranged into equilateral triangle, and screw 8 and shell are cased with gasket between 7 bottom.
Claims (10)
- A kind of 1. square step bolt photovoltaic terminal, it is characterised in that：Including shell, the cover top portion is equipped with two level platform Rank, the shell are embedded with c-type current bar, and the both ends of the surface of the c-type current bar are fitted on each top surface of two stage steps respectively, institute State c-type current bar at least one end and be connected with least one bolt for being used to connect cold pressing head, the shell both sides have snapped connection End plate.
- 2. according to claim 1 square of step bolt photovoltaic terminal, it is characterised in that：The one of the c-type current bar End is connected with two bolts of a row, and the other end of the c-type current bar is connected with a bolt.
- 3. according to claim 1 square of step bolt photovoltaic terminal, it is characterised in that：The end plate, which is equipped with, to be used to increase Add the turning point of creepage distance.
- 4. according to claim 1 square of step bolt photovoltaic terminal, it is characterised in that：The end plate, which is equipped with, to be used to break The indenture through plate body of broken ends of fractured bone plate.
- 5. according to claim 1 square of step bolt photovoltaic terminal, it is characterised in that：The shell is outside plastic cement Shell, the c-type current bar are placed in mould, with being embedded within portion in shell injection molding process.
- 6. according to claim 1 square of step bolt photovoltaic terminal, it is characterised in that：The cold pressing head and bolt lead to Cross nut fastening.
- 7. according to claim 1 square of step bolt photovoltaic terminal, it is characterised in that：The end plate is parallel to shell Sidewall direction, is inserted into and fixed by snap along the sliding slot of side wall of outer shell.
- 8. according to claim 1 square of step bolt photovoltaic terminal, it is characterised in that：Installing plate is further included, it is described Installing plate is connected by screw in outer casing bottom, and the screw is arranged into equilateral triangle.
- 9. according to claim 1 square of step bolt photovoltaic terminal, it is characterised in that：The screw and outer casing bottom Between be cased with gasket.
- 10. according to claim 1 square of step bolt photovoltaic terminal, it is characterised in that：Pass through between the end plate Buckle is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810004574.4A CN107978890B (en) | 2018-01-03 | 2018-01-03 | Square stepped bolt light Fu Duanzi |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810004574.4A CN107978890B (en) | 2018-01-03 | 2018-01-03 | Square stepped bolt light Fu Duanzi |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107978890A true CN107978890A (en) | 2018-05-01 |
| CN107978890B CN107978890B (en) | 2024-02-13 |
Family
ID=62005772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810004574.4A Active CN107978890B (en) | 2018-01-03 | 2018-01-03 | Square stepped bolt light Fu Duanzi |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107978890B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366456A (en) * | 2018-12-25 | 2020-07-03 | 泰州隆基乐叶光伏科技有限公司 | Method for testing mechanical load capacity of battery piece |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050039769A (en) * | 2005-02-22 | 2005-04-29 | (주)에타솔라 | Structure for wiring with frame of photovoltaic module and assembly method thereof |
| US20050241692A1 (en) * | 2002-08-29 | 2005-11-03 | Rubin Leonid B | Electrode for photovoltaic cells, photovoltaic cell and photovoltaic module |
| KR20100048054A (en) * | 2008-10-30 | 2010-05-11 | 코오롱건설주식회사 | Junction box of photovoltaic module, and method for construction thereof |
| CN202121152U (en) * | 2011-06-02 | 2012-01-18 | 茹利丰 | Connecting terminal for photovoltaic junction box |
| CN206490206U (en) * | 2017-01-24 | 2017-09-12 | 菲尼克斯亚太电气（南京）有限公司 | A kind of bolt incoming type photovoltaic terminal |
| CN206685549U (en) * | 2017-04-01 | 2017-11-28 | 菲尼克斯亚太电气（南京）有限公司 | A kind of photovoltaic binding post |
| CN208157679U (en) * | 2018-01-03 | 2018-11-27 | 菲尼克斯亚太电气（南京）有限公司 | A kind of square step bolt photovoltaic terminal |
-
2018
- 2018-01-03 CN CN201810004574.4A patent/CN107978890B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050241692A1 (en) * | 2002-08-29 | 2005-11-03 | Rubin Leonid B | Electrode for photovoltaic cells, photovoltaic cell and photovoltaic module |
| KR20050039769A (en) * | 2005-02-22 | 2005-04-29 | (주)에타솔라 | Structure for wiring with frame of photovoltaic module and assembly method thereof |
| KR20100048054A (en) * | 2008-10-30 | 2010-05-11 | 코오롱건설주식회사 | Junction box of photovoltaic module, and method for construction thereof |
| CN202121152U (en) * | 2011-06-02 | 2012-01-18 | 茹利丰 | Connecting terminal for photovoltaic junction box |
| CN206490206U (en) * | 2017-01-24 | 2017-09-12 | 菲尼克斯亚太电气（南京）有限公司 | A kind of bolt incoming type photovoltaic terminal |
| CN206685549U (en) * | 2017-04-01 | 2017-11-28 | 菲尼克斯亚太电气（南京）有限公司 | A kind of photovoltaic binding post |
| CN208157679U (en) * | 2018-01-03 | 2018-11-27 | 菲尼克斯亚太电气（南京）有限公司 | A kind of square step bolt photovoltaic terminal |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366456A (en) * | 2018-12-25 | 2020-07-03 | 泰州隆基乐叶光伏科技有限公司 | Method for testing mechanical load capacity of battery piece |
| CN111366456B (en) * | 2018-12-25 | 2024-02-09 | 芜湖隆基光伏科技有限公司 | Method for testing mechanical load capacity of battery piece |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107978890B (en) | 2024-02-13 |
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