CN106911054B - External switch screw switching assembly - Google Patents
External switch screw switching assembly Download PDFInfo
- Publication number
- CN106911054B CN106911054B CN201710213483.7A CN201710213483A CN106911054B CN 106911054 B CN106911054 B CN 106911054B CN 201710213483 A CN201710213483 A CN 201710213483A CN 106911054 B CN106911054 B CN 106911054B
- Authority
- CN
- China
- Prior art keywords
- clamping block
- wire clamping
- steel sheet
- external switch
- upper wire
- 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.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 238000013508 migration Methods 0.000 abstract description 2
- 230000005012 migration Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 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
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/26—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Installation Of Indoor Wiring (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The invention discloses an external switch screw switching assembly, which comprises a current strip, wherein one end of the current strip is fixedly connected with a wire pressing frame; a lower wire clamping block is fixedly connected above the current strip in the wire pressing frame, an upper wire clamping block is arranged above the lower wire clamping block, a space for accommodating a cable is formed between the upper wire clamping block and the lower wire clamping block, and the upper wire clamping block is movably connected with one end of a locking screw arranged above the upper wire clamping block; a steel sheet is arranged above the upper wire clamping block, and a locking screw penetrates through the steel sheet and is in threaded connection with the steel sheet; the steel sheet and the line ball frame clearance fit to can be in the line ball frame horizontal migration. The external switch screw switching assembly can be used at the existing bolt wiring position, is convenient and quick, is an integral module, is not easy to lose on site, adopts a sliding switch type structure, adopts a side wiring mode as a common way in the industry, can realize a wiring mode of compatibility of the side wiring and the top wiring, and breaks through the conventional wiring difficulty.
Description
Technical Field
The invention relates to the technical field of wiring terminals, in particular to an external switch screw switching assembly applied to a wiring terminal.
Background
With the vigorous development of the photovoltaic industry, the standard classification of equipment connection and cable is increasingly refined, various connection technologies are layered endlessly, and the global customer use habit, the wiring situation and application occasions of various countries are different, so that the field application is greatly limited due to the wiring technology. Aiming at different demands of global markets, a connection technology which is selectable, extremely wide in wiring range and extremely high in universality is urgently needed.
Disclosure of Invention
The invention aims to: in order to overcome the defects in the prior art, the invention provides an external switch screw conversion assembly.
The technical scheme is as follows: in order to solve the technical problems, the external switch screw switching assembly comprises a current strip, wherein one end of the current strip is fixedly connected with a wire pressing frame; a lower wire clamping block is fixedly connected above the current strip in the wire pressing frame, an upper wire clamping block is arranged above the lower wire clamping block, a space for accommodating a cable is formed between the upper wire clamping block and the lower wire clamping block, and the upper wire clamping block is movably connected with one end of a locking screw arranged above the upper wire clamping block; a steel sheet is arranged above the upper wire clamping block, and a locking screw penetrates through the steel sheet and is in threaded connection with the steel sheet; the steel sheet and the line ball frame clearance fit to can be in the line ball frame horizontal migration.
The wire pressing frame is provided with a bottom surface, two opposite ends of the bottom surface upwards extend out of a group of opposite side walls, sliding grooves are symmetrically formed in the two side walls, protruding portions matched with the sliding grooves are arranged on the steel sheet, and the upper wire clamping block and the steel sheet can move in the sliding grooves due to the matching of the protruding portions and the sliding grooves.
The steel sheet is provided with a reverse spring plate, the reverse spring plate is provided with two opposite ends which are bent upwards, the two ends are positioned in the sliding groove, and the locking screw penetrates through the reverse spring plate.
The lower surface of each chute is provided with a group of protruding parts, the protruding parts of each chute divide the chute into a plurality of areas, and the upper thread clamping blocks can stay in different areas when moving in the chute.
Wherein, the opposite surfaces of the upper wire clamping block and the lower wire clamping block are arc-shaped surfaces.
Wherein, the arc-shaped surfaces of the upper thread clamping block and the lower thread clamping block are respectively provided with tooth-shaped grains.
The upper wire clamping block is provided with a convex secondary wiring part, the secondary wiring part is provided with a wiring hole and a screw hole which is communicated with the wiring hole and is vertical to the wiring hole, and a screw is screwed in the screw hole.
Wherein, the lower surface of the other end of the current strip is provided with a boss.
The lower wire clamping block, the current strip and the wire pressing frame are in riveting connection and cannot move relative to each other.
The beneficial effects are that: the external switch screw switching assembly has the following beneficial effects:
the method can be used in the existing bolt wiring position, is convenient and quick, is an integral module, is not easy to lose on site, adopts a sliding switch type structure, adopts a side wiring mode in the conventional way of industry, can realize a wiring mode compatible with side wiring and top wiring, and breaks through the conventional wiring difficulty.
Drawings
FIG. 1 is a schematic diagram of an exploded construction of the present invention;
FIG. 2 is a front view of the assembled state of the present invention;
FIG. 3 is a right side view of FIG. 2;
FIG. 4 is a schematic diagram of a current bar structure;
FIG. 5 is a schematic diagram of the structure of the upper clamp block;
FIG. 6 is a schematic diagram of a wire frame structure;
fig. 7 is a schematic view showing an exploded structure of the present invention applied to a connection terminal;
fig. 8 is a front cross-sectional view of the assembled state of fig. 7.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
An external switch screw switching assembly shown in fig. 1 comprises a current bar 9, wherein one end of the current bar 9 is fixedly connected with a wire pressing frame 10; the upper part of the current strip 9 in the wire pressing frame 10 is fixedly connected with a lower wire clamping block 8, and the lower wire clamping block 8, the current strip 9 and the wire pressing frame 10 are connected in a riveting mode and cannot move relative to each other. An upper wire clamping block 6 is arranged above the lower wire clamping block 8, a space for accommodating a cable 7 is formed between the upper wire clamping block 6 and the lower wire clamping block 8, and the upper wire clamping block 6 is movably riveted with one end of a locking screw 1 arranged above the upper wire clamping block 6; a steel sheet 3 is arranged above the upper thread clamping block 6, and a locking screw 1 penetrates through the steel sheet 3 and is connected with the steel sheet 3 through threads; the steel sheet 3 is movably matched with the wire pressing frame 10 and can horizontally move in the wire pressing frame 10. Specifically, as shown in fig. 6, the wire pressing frame 10 has a bottom 101, two opposite ends of the bottom 101 extend upwards to form a set of opposite side walls 102, two side walls 102 are symmetrically provided with a sliding groove 103, the steel sheet 3 is provided with a protruding portion 31 matched with the sliding groove 103, and the protruding portion 31 and the sliding groove 103 are matched to enable the upper wire clamping block 6 and the steel sheet 3 to move in the sliding groove 103. Above the steel sheet 3 there is also a counter spring 2, the counter spring 2 having two opposite ends 21 bent upwards, these two ends 21 being located in the slide groove 103, through which counter spring 2 the locking screw 1 passes. A set of protrusions 104 is provided on the lower surface of each chute 103, and the protrusions 104 of each chute 103 divide the chute 103 into a plurality of areas, and the upper wire clamping block 6 can stay in different areas when moving in the chute 103. The surfaces of the upper wire clamping block 6, which are opposite to the lower wire clamping block 8, are arc-shaped surfaces, and the arc-shaped surfaces of the upper wire clamping block 6 and the lower wire clamping block 8 are provided with tooth-shaped grains for better clamping the cable 7. As shown in fig. 5, the upper wire clamping block 6 is provided with a protruding secondary wire connection portion 61, the secondary wire connection portion 61 is provided with a wire connection hole 62 and a screw hole 63 which is communicated with the wire connection hole 62 and is vertical, and the screw 4 is screwed in the screw hole 63. The secondary wire clamping portion 61 is used as an optional component for connecting the signal wire 5. As shown in fig. 4, the lower surface of the other end of the current bar 9 is provided with a boss 91.
When the cable is fixed, the locking screw 1 is screwed down, the process that the reverse elastic sheet 2 is deformed and stretched reversely can be clearly observed, whether the cable 7 is tightly pressed or not can be conveniently judged in the process of the locking screw 1 by a customer, and visual judgment of the line pressing is achieved. When the invention is used, a cable can be connected firstly, then the current strip 9 is fixed at a position to be installed, as shown in a wiring terminal in fig. 7 and 8, a connecting piece 16 is arranged in the wiring terminal, the current strip 9 is fixedly connected with the connecting piece 16 through a bolt assembly consisting of a screw 14, a gasket 13 and a nut 12, two bosses 91 are designed below the current strip 9, and the structure can counteract the torsion of the screw to bring relative rotation to an integral accessory in the process of tightening the locking screw 1, so that the rotating force of the locking screw 1 is absorbed by the current strip 9. The locking screw 1 and the upper wire clamping block 6 are movably riveted, in the process that the locking screw 1 presses down the wire rope 7, the reverse elastic sheet 2 and the steel sheet 3 are fixed on the wire pressing frame 10, as shown in fig. 2 and 3, the locking screw 1 transmits lower pressure to the upper wire clamping block 6, the upper wire clamping block 6 transmits torsion to the wire rope 7, wiring is further achieved, when the wire rope 7 is replaced, the locking screw 1 is reversely rotated, the locking screw 1 drives the upper wire clamping block 6 to move upwards, and opening action is achieved. The lower wire clamping block 8, the current strip 9 and the wire pressing frame 10 are fixedly riveted, and cannot relatively displace in any direction. The sliding groove 103 on the wire pressing frame 10 is internally provided with two protruding parts 104, which has the function of providing the customer with the rough positioning and the identification of the hand feeling when moving the sliding block assembly consisting of the locking screw 1, the reverse elastic sheet 2, the steel sheet 3 and the upper wire clamping block 6. The secondary connection block 61 is arranged on the upper wire clamping block 6, a 4 square signal small wire can be connected, and a customer can select application for the function, so that the application situation is expanded. From the view, the locking screw 1, the reverse elastic sheet 2, the steel sheet 3 and the wire pressing frame 10 are made of steel, the upper wire clamping block 6 is made of high-strength brass, a closed loop is formed in the wire pressing process, the cable 7 can be effectively pressed, the lower wire clamping block 8 and the current strip 9 are made of red copper, and good conduction performance of the cable 7 is guaranteed in the wire connection process.
For the binding post, the invention is a technology conversion accessory that selects, binding post one end can adopt the technical scheme of the invention, another end is as shown in fig. 7, 8, still connect cold pressing head 15 to bolt 14, use nut 12 and gasket 13 to lock, and bolt 14 and electric current strip 9 are pressed and formed by adopting special frock, can bear very big moment of torsion, the plastic shell 11 is designed to symmetrical structure to pack all metal parts after closing finally, in addition, because plastic shell 17 is loaded into plastic shell 11 and can also consider the guide rail installation, but in the scene application, especially when the wiring line diameter is great, to the moment of torsion is extremely high, generally adopt to install screw 18 and gasket 19 on mounting panel 20 through the via hole of plastic shell 11. The design of the plastic housing 11 allows for a very large axial downward pressure of the locking screw 1 during the locking process, and the base 111 is designed on the plastic housing 11, when the locking screw 1 is locked, the axial force is transmitted to the plastic housing 11, the plastic housing 11 transmits the force to the mounting panel 20, and the panel 20 is locked by the screw 18 and the gasket 19.
As shown in fig. 2, when the slider assembly composed of the locking screw 1, the reverse spring plate 2, the steel sheet 3 and the upper wire clamping block 6 moves to the right end of the sliding groove 103 in the wire pressing frame 10, the slider assembly is suitable for the wire feeding of a wire with a smaller wire diameter, and after the wire is inserted from the right side, the locking screw 1 is screwed down to clamp the wire. When the cable diameter is larger and is not suitable for being fed from the side, the sliding block assembly needs to be moved to the left end of the groove, so that the cable can be directly placed on the lower wire clamping block 8 from the upper side, then the sliding block assembly is moved to the upper side of the cable, the cable is pressed by utilizing the elastic deformation of the reverse elastic sheet 2, and at the moment, the cable is not additionally fixed. Whether the cable is compressed or not can be judged according to the deformation of the reverse elastic sheet 2, and if not, the cable can be further compressed through the locking screw 1.
The foregoing is only a preferred embodiment of the invention, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.
Claims (7)
1. An external switch screw switching subassembly, its characterized in that: comprises a current strip, wherein one end of the current strip is fixedly connected with a wire pressing frame; a lower wire clamping block is fixedly connected above the current strip in the wire pressing frame, an upper wire clamping block is arranged above the lower wire clamping block, a space for accommodating a cable is formed between the upper wire clamping block and the lower wire clamping block, and the upper wire clamping block is movably riveted with one end of a locking screw arranged above the upper wire clamping block; a steel sheet is arranged above the upper wire clamping block, and a locking screw penetrates through the steel sheet and is in threaded connection with the steel sheet; the steel sheet is movably matched with the wire pressing frame and can horizontally move in the wire pressing frame; the wire pressing frame is provided with a bottom surface, two opposite ends of the bottom surface extend upwards to form a group of opposite side walls, sliding grooves are symmetrically formed in the two side walls, protruding parts matched with the sliding grooves are arranged on the steel sheets, and the sliding block assembly comprising an upper wire clamping block, a locking screw and the steel sheets can move in the sliding grooves due to the matching of the protruding parts and the sliding grooves; a group of protruding parts are arranged on the lower surface of each chute, the protruding parts of each chute divide the chute into a plurality of areas, the upper wire clamping block can stay in different areas when moving in the chute,
the sliding block assembly can be moved to one end of the sliding groove so that the upper wire clamping block is located above the lower wire clamping block, and the sliding block assembly can be moved to the opposite end of the sliding groove without being separated from the wire pressing frame, so that the upper wire clamping block is separated from the upper portion of the lower wire clamping block, and a cable can be placed on the lower wire clamping block from the upper portion of the external switch screw switching assembly.
2. The external switch screw adapter assembly of claim 1, wherein: the steel sheet is provided with a reverse spring plate, the reverse spring plate is provided with two opposite ends which are bent upwards, the two ends are positioned in the sliding groove, and the locking screw penetrates through the reverse spring plate.
3. The external switch screw adapter assembly of claim 1, wherein: wherein, the opposite surfaces of the upper wire clamping block and the lower wire clamping block are arc-shaped surfaces.
4. An external switch screw adaptor assembly according to claim 3, wherein: wherein, the arc-shaped surfaces of the upper thread clamping block and the lower thread clamping block are respectively provided with tooth-shaped grains.
5. The external switch screw adapter assembly of claim 1, wherein: the upper wire clamping block is provided with a convex secondary wiring part, the secondary wiring part is provided with a wiring hole and a screw hole which is communicated with the wiring hole and is vertical to the wiring hole, and a screw is screwed in the screw hole.
6. The external switch screw adapter assembly of claim 1, wherein: wherein, the lower surface of the other end of the current strip is provided with a boss.
7. The external switch screw adapter assembly of claim 1, wherein: the lower wire clamping block, the current strip and the wire pressing frame are in riveting connection and cannot move relative to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710213483.7A CN106911054B (en) | 2017-04-01 | 2017-04-01 | External switch screw switching assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710213483.7A CN106911054B (en) | 2017-04-01 | 2017-04-01 | External switch screw switching assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106911054A CN106911054A (en) | 2017-06-30 |
| CN106911054B true CN106911054B (en) | 2024-03-19 |
Family
ID=59194411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710213483.7A Active CN106911054B (en) | 2017-04-01 | 2017-04-01 | External switch screw switching assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106911054B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110212318B (en) * | 2019-05-22 | 2024-04-05 | 菲尼克斯亚太电气（南京）有限公司 | Direct terminal of large-wire-diameter wire |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1200407B (en) * | 1958-09-26 | 1965-09-09 | Siemens Ag | Terminal for electrical conductors |
| US3688247A (en) * | 1969-09-04 | 1972-08-29 | Sicame Sa | Cable connectors |
| DE7317383U (en) * | 1973-05-09 | 1973-09-13 | Geyer Ch | Cable clamp |
| GB1383926A (en) * | 1971-04-06 | 1974-02-12 | Cge Spa | Terminal block |
| FR2427698A1 (en) * | 1978-05-30 | 1979-12-28 | Arnould App Electr | Electrical conductors fastener and connector - has conductors sandwiched between spring washer and moving block inside U=shaped bracket |
| EP0578576A1 (en) * | 1992-07-08 | 1994-01-12 | Jean-Jacques Lefebvre | Electric connection terminal |
| EP0847105A1 (en) * | 1996-11-29 | 1998-06-10 | Hager Electro S.A. | Wire connecting terminal in a modular electrical device |
| DE29919775U1 (en) * | 1998-12-18 | 2000-01-20 | Moeller Gmbh | Connector |
| FR2781608A1 (en) * | 1998-07-23 | 2000-01-28 | Moeller Gmbh | CONNECTION TERMINAL |
| FR2814595A1 (en) * | 2000-09-27 | 2002-03-29 | Cahors App Elec | Connector for large diameter electric cables comprises u-shaped metal stirrup with screw clamp element engaged between two branches of u-shape |
| EP2242146A2 (en) * | 2009-04-17 | 2010-10-20 | EFEN GmbH | Clamp structure and load connecting block or separator with clamp structure |
| CN206685686U (en) * | 2017-04-01 | 2017-11-28 | 菲尼克斯亚太电气（南京）有限公司 | A kind of external switch screw adapter assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20318855U1 (en) * | 2003-12-05 | 2004-02-26 | Moeller Gmbh | Connection module for circuit breakers |
-
2017
- 2017-04-01 CN CN201710213483.7A patent/CN106911054B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1200407B (en) * | 1958-09-26 | 1965-09-09 | Siemens Ag | Terminal for electrical conductors |
| US3688247A (en) * | 1969-09-04 | 1972-08-29 | Sicame Sa | Cable connectors |
| GB1383926A (en) * | 1971-04-06 | 1974-02-12 | Cge Spa | Terminal block |
| DE7317383U (en) * | 1973-05-09 | 1973-09-13 | Geyer Ch | Cable clamp |
| FR2427698A1 (en) * | 1978-05-30 | 1979-12-28 | Arnould App Electr | Electrical conductors fastener and connector - has conductors sandwiched between spring washer and moving block inside U=shaped bracket |
| EP0578576A1 (en) * | 1992-07-08 | 1994-01-12 | Jean-Jacques Lefebvre | Electric connection terminal |
| EP0847105A1 (en) * | 1996-11-29 | 1998-06-10 | Hager Electro S.A. | Wire connecting terminal in a modular electrical device |
| FR2781608A1 (en) * | 1998-07-23 | 2000-01-28 | Moeller Gmbh | CONNECTION TERMINAL |
| DE29919775U1 (en) * | 1998-12-18 | 2000-01-20 | Moeller Gmbh | Connector |
| FR2814595A1 (en) * | 2000-09-27 | 2002-03-29 | Cahors App Elec | Connector for large diameter electric cables comprises u-shaped metal stirrup with screw clamp element engaged between two branches of u-shape |
| EP2242146A2 (en) * | 2009-04-17 | 2010-10-20 | EFEN GmbH | Clamp structure and load connecting block or separator with clamp structure |
| CN206685686U (en) * | 2017-04-01 | 2017-11-28 | 菲尼克斯亚太电气（南京）有限公司 | A kind of external switch screw adapter assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106911054A (en) | 2017-06-30 |
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