CN105375416A - Junction box - Google Patents
Junction box Download PDFInfo
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- CN105375416A CN105375416A CN201510860181.XA CN201510860181A CN105375416A CN 105375416 A CN105375416 A CN 105375416A CN 201510860181 A CN201510860181 A CN 201510860181A CN 105375416 A CN105375416 A CN 105375416A
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- terminal
- current
- outlet
- voltage
- handle
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Abstract
The present invention provides a junction box. The junction box comprises a housing, an inlet line terminal and an outlet line terminal. The housing is provided with an incoming line port and an outgoing line port, and the incoming line port and the outgoing line port are oppositely arranged on the housing. The inlet line terminal is arranged in the incoming line port, and the outlet line terminal is arranged in the outgoing line port. The inlet line terminal includes a voltage inlet line terminal, and the outlet line terminal includes a voltage outlet line terminal. The voltage inlet line terminal and the voltage outlet line terminal are corresponding and arranged at intervals, and a voltage shutdown switch is disposed between the voltage inlet line terminal and the voltage outlet line terminal. The junction box also comprises a voltage line handle, and the voltage line handle is hinged to the housing and connected with the voltage shutdown switch. When the outlet line terminal is wiring, a wiring worker switches the voltage line handle to an opening position, the voltage outlet line terminal of the outlet line terminal is powered off, and then the wiring worker is able to safely perform wiring operation on the voltage outlet line terminal, therefore the occurrence of an electric shock hazard is avoided and wiring worker's life safety is ensured.
Description
Technical field
The present invention relates to technical field of electric power, in particular to a kind of terminal box.
Background technology
The wiring work of terminal box is loaded down with trivial details because of it, must possess certain professional knowledge.And terminal box wiring process is in the market loaded down with trivial details, even if possessed professional knowledge, if there is carelessness in operating process, Danger Electric shock risk may be there is.
Therefore need a terminal box simple to operate to ensure the life safety of wiring personnel.
Summary of the invention
Main purpose of the present invention is to provide a kind of terminal box, to solve the problem that when terminal box in prior art uses, degree of safety is low.
To achieve these goals, the invention provides a kind of terminal box, comprising: housing, incoming line, is opened on housing, line outlet, is opened in position relative with incoming line on housing, input terminal, is arranged in incoming line, and input terminal comprises voltage end of incoming cables, outlet terminal, is arranged in line outlet, and outlet terminal comprises voltage leading-out terminal, corresponding and the interval of voltage end of incoming cables and voltage leading-out terminal is arranged, voltage cutout switch is provided with between voltage end of incoming cables and voltage leading-out terminal, voltage cutout switch has and is communicated with voltage end of incoming cables and the connected state of voltage leading-out terminal and the off-state of off voltage end of incoming cables and voltage leading-out terminal, terminal box also comprises: pressure-wire handle, pressure-wire handle to be hinged on housing and to be connected with voltage cutout switch, pressure-wire handle tool open position and off-position, when pressure-wire handle is positioned at open position, voltage cutout switch is positioned at off-state, when pressure-wire handle is positioned at off-position, voltage cutout switch is positioned at connected state.
Further, input terminal also comprises the first electric current end of incoming cables and the second electric current end of incoming cables, outlet terminal comprises the first current outlet end and the second current outlet end, first electric current end of incoming cables is communicated with composition first current terminal with the first current outlet end, second electric current end of incoming cables is communicated with composition second current terminal with the second current outlet end, short circuit current switch is provided with between first current terminal and the second current terminal, short circuit current switch has the short circuit state of short circuit first current terminal and the second current terminal, terminal box also comprises: current line handle, current line handle to be hinged on housing and to be connected with short circuit current switch, current line handle tool open position and off-position, when current line handle is positioned at open position, short circuit current switch is positioned at short circuit state.
Further, position housing corresponding to input terminal and outlet terminal offers handle hole, handle hole is for operating input terminal and outlet terminal wiring, when pressure-wire handle and current line handle are positioned at off-position, the handle hole that the position of pressure-wire handle and current line handle backstop outlet terminal is opened.
Further, terminal box also comprises resilient clamp member, resilient clamp member is arranged on input terminal and outlet terminal, resilient clamp member has the clamped condition that fits tightly with input terminal and outlet terminal and the plug wire state with input terminal and outlet terminal interval, is in plug wire state after resilient clamp member pressurized.
Further, resilient clamp member comprises elastic portion and clamping section, and clamping section is connected with elastic portion, and elastic portion provides clamping force and input terminal and outlet terminal to fit tightly to clamping section.
Further, elastic portion is U-shaped part, and comprise the first plate face and the second plate face and the elastic surface being connected the first plate face and the second plate face, the first plate face is fixedly installed on input terminal and outlet terminal, and clamping section is connected with the free end in the second plate face.
Further, clamping section offers draw-in groove, input terminal and outlet terminal are provided with the Access Division suitable with draw-in groove, Access Division in draw-in groove slidably, when resilient clamp member is in clamped condition, the edge of Access Division and draw-in groove fits tightly, and when resilient clamp member is in plug wire state, has plug wire interval between the edge of Access Division and draw-in groove.
Further, the position of handle hole on housing corresponds to the position of resilient clamp member.
Further, terminal box also comprises anti-open cap, and anti-open cap is arranged on housing, covers handle hole, pressure-wire handle and current line handle.
Apply technical scheme of the present invention, when carrying out wiring to outlet terminal, pressure-wire handle is pulled open position by wiring personnel, and the voltage leading-out terminal of outlet terminal will power-off.Wiring personnel just can carry out patching operations safely on voltage leading-out terminal, avoid occurring Danger Electric shock risk, ensure that the life safety of wiring personnel.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Accompanying drawing explanation
The Figure of description forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment according to terminal box of the present invention;
The pressure-wire handle that Fig. 2 shows the terminal box of Fig. 1 is positioned at the structural representation of open position;
Fig. 3 shows the internal structure schematic diagram of the terminal box of Fig. 1;
Fig. 4 shows the structural representation that in Fig. 3, voltage end of incoming cables is communicated with voltage leading-out terminal;
Fig. 5 shows the structural representation that in Fig. 3, voltage end of incoming cables and voltage leading-out terminal disconnect;
Fig. 6 shows the structural representation that in Fig. 3, the first electric current end of incoming cables and the second electric current end of incoming cables disconnect;
Fig. 7 shows the structural representation of the first electric current end of incoming cables and the second electric current end of incoming cables short circuit in Fig. 3;
Fig. 8 shows terminal box in Fig. 1 and has installed the structural representation of anti-open cap.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, housing; 11, incoming line; 12, line outlet; 13, handle hole; 20, input terminal; 30, outlet terminal; 40, resilient clamp member; 41, elastic portion; 42, clamping section; 50, voltage cutout switch; 60, short circuit current switch; 71, pressure-wire handle; 72, current line handle; 80, anti-open cap.
Embodiment
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
It should be noted that, term " first ", " second " etc. in specification of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged, in the appropriate case so that embodiments of the invention described herein.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
Also it should be noted that, the terminal box technology of the present embodiment is particularly useful for three-phase and four-line terminal box and three-phase three wire terminal box.
Fig. 1 to Fig. 5 shows the terminal box of the present embodiment, and this terminal box comprises housing 10, input terminal 20 and outlet terminal 30.Offer incoming line 11 and line outlet 12 on the housing 10, position is relative on the housing 10 for incoming line 11 and line outlet 12.Input terminal 20 is arranged in incoming line 11, and outlet terminal 30 is arranged in line outlet 12, and input terminal 20 comprises voltage end of incoming cables, and outlet terminal 30 comprises voltage leading-out terminal.Corresponding and the interval of voltage end of incoming cables and voltage leading-out terminal is arranged, be provided with voltage cutout switch 50 between voltage end of incoming cables and voltage leading-out terminal, voltage cutout switch 50 has and is communicated with voltage end of incoming cables and the connected state of voltage leading-out terminal and the off-state of off voltage end of incoming cables and voltage leading-out terminal.Terminal box also comprises pressure-wire handle 71, pressure-wire handle 71 is on the housing 10 hinged and be connected with voltage cutout switch 50, pressure-wire handle 71 tool open position and off-position, when pressure-wire handle 71 is positioned at open position, voltage cutout switch 50 is positioned at off-state, when pressure-wire handle 71 is positioned at off-position, voltage cutout switch 50 is positioned at connected state.When carrying out wiring to outlet terminal 30, pressure-wire handle 71 is pulled open position by wiring personnel, and the voltage leading-out terminal of outlet terminal 30 will power-off.Wiring personnel just can carry out patching operations safely on voltage leading-out terminal, avoid occurring Danger Electric shock risk, ensure that the life safety of wiring personnel.
Optionally, voltage cutout switch 50 is for being arranged on the knife switch between voltage end of incoming cables and voltage leading-out terminal.Voltage end of incoming cables and voltage leading-out terminal can be communicated with by knife switch, or off voltage end of incoming cables and voltage leading-out terminal.
As shown in Fig. 3, Fig. 6 and Fig. 7, the input terminal 20 of the present embodiment also comprises the first electric current end of incoming cables and the second electric current end of incoming cables, and outlet terminal 30 comprises the first current outlet end and the second current outlet end.First electric current end of incoming cables is communicated with composition first current terminal with the first current outlet end, and the second electric current end of incoming cables is communicated with composition second current terminal with the second current outlet end.Short circuit current switch 60 is provided with between first current terminal and the second current terminal, short circuit current switch 60 has the short circuit state of short circuit first current terminal and the second current terminal, terminal box also comprises: current line handle 72, current line handle 72 is on the housing 10 hinged and be connected with short circuit current switch 60, current line handle 72 tool open position and off-position, when current line handle 72 is positioned at open position, short circuit current switch 60 is positioned at short circuit state.When carrying out wiring to the current outlet end of outlet terminal 30, current line handle 72 is pulled open position, short circuit current switch 60 short circuit first electric current end of incoming cables and the second electric current end of incoming cables, thus disconnect the electric current gone out from the first current outlet end and the second current outlet termination, avoid occurring Danger Electric shock risk, ensure that the life safety of wiring personnel.
Optionally, short circuit current switch 60 is for being arranged on the elastic reset contact-making switch between the first current terminal and the second current terminal.In the present embodiment, elastic reset contact-making switch is be erected at the shell fragment between the first current terminal and the second current terminal.
As shown in Figure 2, in the present embodiment, position housing 10 corresponding to input terminal 20 and outlet terminal 30 offers handle hole 13, handle hole 13 is for operating input terminal 20 and outlet terminal 30 wiring, when pressure-wire handle 71 and current line handle 72 are positioned at off-position, the handle hole 13 that the position of pressure-wire handle 71 and current line handle 72 backstop outlet terminal 30 is opened.During use, make pressure-wire handle 71 in an open position if do not open pressure-wire handle 71, just can not carry out the patching operations of voltage leading-out terminal side.And once make pressure-wire handle 71 in an open position, the electricity of voltage leading-out terminal will be disconnected.So, as long as operating personnel will carry out the patching operations of voltage outlet side, voltage outlet side will not be with a little, avoids the possibility that misoperation occurs further, ensures the life safety of operating personnel.In like manner, current line handle 72 also has the effect same with pressure-wire handle 71, charged when also effectively can prevent the first current outlet end and the second current outlet terminated line.
As shown in Figure 3, terminal box also comprises resilient clamp member 40, resilient clamp member 40 is arranged on input terminal 20 and outlet terminal 30, resilient clamp member 40 has the clamped condition that fits tightly with input terminal 20 and outlet terminal 30 and the plug wire state with input terminal 20 and outlet terminal 30 interval, is in plug wire state after resilient clamp member 40 pressurized.During use, operating flexibility clamping element 40 makes it to be in plug wire state, insert between resilient clamp member 40 and input terminal 20 or outlet terminal 30 by needing the end of a thread of the line of grafting, release resilient clamp member 40 makes it to be in clamped condition, the end of a thread just can be clamped on input terminal 20 or outlet terminal 30 by resilient clamp member 40, simplifies the operation of installing the end of a thread in the past and needing to screw bolt.
Optionally, resilient clamp member 40 comprises elastic portion 41 and clamping section 42, and clamping section 42 is connected with elastic portion 41, and elastic portion 41 provides clamping force and input terminal 20 and outlet terminal 30 to fit tightly to clamping section 42.As shown in Fig. 3, Fig. 4 and Fig. 6, in the present embodiment, elastic portion 41 is U-shaped part, comprise the first plate face and the second plate face and the elastic surface being connected the first plate face and the second plate face, first plate face is fixedly installed on input terminal 20 and outlet terminal 30, and clamping section 42 is connected with the free end in the second plate face.As shown in Figure 3, in the present embodiment, clamping section 42 offers draw-in groove, input terminal 20 and outlet terminal 30 are provided with the Access Division suitable with draw-in groove, in draw-in groove slidably, when resilient clamp member 40 is in clamped condition, the edge of Access Division and draw-in groove fits tightly in Access Division, when resilient clamp member 40 is in plug wire state, between the edge of Access Division and draw-in groove, there is plug wire interval.During use, just there is plug wire interval between Access Division and draw-in groove in press-bending resilient clamp member 40, release pressure after the end of a thread is inserted, under the selfer power of U-shaped part, the end of a thread can be pressed on the edge of draw-in groove by Access Division, and the end of a thread has just been forced on input terminal 20 or outlet terminal 30.
As depicted in figs. 1 and 2, the position of handle hole 13 on housing corresponds to the position of resilient clamp member 40.During use, operating personnel only need to operate handle hole 13 by the insulation rod member of screwdriver and so on, just can press resilient clamp member 40 and insert the end of a thread.
As shown in Figure 8, terminal box also comprises anti-open cap 80, and anti-open cap 80 is arranged on housing, covers handle hole 13, pressure-wire handle 71 and current line handle 72.Arranging of anti-open cap 80 can avoid the people except operating personnel to touch terminal box.Accordingly, then coordinate lead sealing to use can also to play the effect of preventing fraudulent use of electricity.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a terminal box, comprising:
Housing (10);
Incoming line (11), is opened on described housing (10);
Line outlet (12), is opened in the upper position relative with described incoming line (11) of described housing (10);
Input terminal (20), be arranged in described incoming line (11), described input terminal (20) comprises voltage end of incoming cables;
Outlet terminal (30), be arranged in described line outlet (12), described outlet terminal (30) comprises voltage leading-out terminal;
It is characterized in that, corresponding and the interval of described voltage end of incoming cables and described voltage leading-out terminal is arranged, voltage cutout switch (50) is provided with between described voltage end of incoming cables and described voltage leading-out terminal, described voltage cutout switch (50) has the connected state being communicated with described voltage end of incoming cables and described voltage leading-out terminal and the off-state disconnecting described voltage end of incoming cables and described voltage leading-out terminal, and described terminal box also comprises:
Pressure-wire handle (71), described pressure-wire handle (71) is hinged on described housing (10) and goes up and be connected with described voltage cutout switch (50), described pressure-wire handle (71) tool open position and off-position, when described pressure-wire handle (71) is positioned at open position, described voltage cutout switch (50) is positioned at off-state, when described pressure-wire handle (71) is positioned at off-position, described voltage cutout switch (50) is positioned at connected state.
2. terminal box according to claim 1, it is characterized in that, described input terminal (20) also comprises the first electric current end of incoming cables and the second electric current end of incoming cables, described outlet terminal (30) comprises the first current outlet end and the second current outlet end, described first electric current end of incoming cables is communicated with composition first current terminal with described first current outlet end, described second electric current end of incoming cables is communicated with composition second current terminal with described second current outlet end, short circuit current switch (60) is provided with between described first current terminal and described second current terminal, described short circuit current switch (60) has the short circuit state of the first current terminal described in short circuit and described second current terminal, described terminal box also comprises: current line handle (72), described current line handle (72) is hinged on described housing (10) and goes up and be connected with described short circuit current switch (60), described current line handle (72) tool open position and off-position, when described current line handle (72) is positioned at open position, described short circuit current switch (60) is positioned at short circuit state.
3. terminal box according to claim 2, it is characterized in that, the upper position corresponding to described input terminal (20) and described outlet terminal (30) of described housing (10) offers handle hole (13), described handle hole (13) is for operating described input terminal (20) and described outlet terminal (30) wiring, when described pressure-wire handle (71) and described current line handle (72) are positioned at off-position, the handle hole (13) that described in described pressure-wire handle (71) and described current line handle (72) backstop, the position of outlet terminal (30) is opened.
4. terminal box according to claim 3, it is characterized in that, described terminal box also comprises resilient clamp member (40), described resilient clamp member (40) is arranged on described input terminal (20) and described outlet terminal (30), described resilient clamp member (40) has the clamped condition that fits tightly with described input terminal (20) and described outlet terminal (30) and the plug wire state with described input terminal (20) and described outlet terminal (30) interval, is in described plug wire state after described resilient clamp member (40) pressurized.
5. terminal box according to claim 4, it is characterized in that, described resilient clamp member (40) comprises elastic portion (41) and clamping section (42), described clamping section (42) is connected with described elastic portion (41), and described elastic portion (41) provides clamping force and described input terminal (20) and described outlet terminal (30) to fit tightly to described clamping section (42).
6. terminal box according to claim 5, it is characterized in that, described elastic portion (41) is U-shaped part, comprise the first plate face and the second plate face and the elastic surface being connected described first plate face and described second plate face, described first plate face is fixedly installed on described input terminal (20) and described outlet terminal (30), and described clamping section (42) are connected with the free end in described second plate face.
7. terminal box according to claim 6, it is characterized in that, (42) offer draw-in groove in described clamping section, described input terminal (20) and described outlet terminal (30) are provided with the Access Division suitable with described draw-in groove, described Access Division in described draw-in groove slidably, when described resilient clamp member (40) is in described clamped condition, the edge of described Access Division and described draw-in groove fits tightly, when described resilient clamp member (40) is in described plug wire state, between the edge of described Access Division and described draw-in groove, there is plug wire interval.
8. terminal box according to claim 4, is characterized in that, described handle hole (13) position on the housing corresponds to the position of described resilient clamp member (40).
9. terminal box according to claim 3, it is characterized in that, described terminal box also comprises anti-open cap (80), described anti-open cap (80) is arranged on the housing, covers described handle hole (13), described pressure-wire handle (71) and described current line handle (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510860181.XA CN105375416B (en) | 2015-11-30 | 2015-11-30 | Terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510860181.XA CN105375416B (en) | 2015-11-30 | 2015-11-30 | Terminal box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105375416A true CN105375416A (en) | 2016-03-02 |
| CN105375416B CN105375416B (en) | 2017-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510860181.XA Active CN105375416B (en) | 2015-11-30 | 2015-11-30 | Terminal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105375416B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4444551A1 (en) * | 1994-12-01 | 1996-06-05 | Wago Verwaltungs Gmbh | Current transformer disconnection terminal |
| CN201060217Y (en) * | 2007-06-01 | 2008-05-14 | 姜琦 | Electrical energy meter multifunctional wiring box |
| CN201234099Y (en) * | 2008-07-25 | 2009-05-06 | 魏承辉 | Wiring box |
| CN102084550A (en) * | 2008-03-14 | 2011-06-01 | 菲尼克斯电气公司 | Modular terminal and modular terminal block |
| CN102798743A (en) * | 2012-08-29 | 2012-11-28 | 重庆市电力公司电力科学研究院 | Wiring terminal box for electric energy meter |
| CN203135342U (en) * | 2012-12-31 | 2013-08-14 | 温州创伟永吉电气有限公司 | Junction box |
| CN205123174U (en) * | 2015-11-30 | 2016-03-30 | 国网北京市电力公司 | Junction box |
-
2015
- 2015-11-30 CN CN201510860181.XA patent/CN105375416B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4444551A1 (en) * | 1994-12-01 | 1996-06-05 | Wago Verwaltungs Gmbh | Current transformer disconnection terminal |
| CN201060217Y (en) * | 2007-06-01 | 2008-05-14 | 姜琦 | Electrical energy meter multifunctional wiring box |
| CN102084550A (en) * | 2008-03-14 | 2011-06-01 | 菲尼克斯电气公司 | Modular terminal and modular terminal block |
| CN201234099Y (en) * | 2008-07-25 | 2009-05-06 | 魏承辉 | Wiring box |
| CN102798743A (en) * | 2012-08-29 | 2012-11-28 | 重庆市电力公司电力科学研究院 | Wiring terminal box for electric energy meter |
| CN203135342U (en) * | 2012-12-31 | 2013-08-14 | 温州创伟永吉电气有限公司 | Junction box |
| CN205123174U (en) * | 2015-11-30 | 2016-03-30 | 国网北京市电力公司 | Junction box |
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| Publication number | Publication date |
|---|---|
| CN105375416B (en) | 2017-11-14 |
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