CN203707353U - Junction box - Google Patents

Junction box Download PDF

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Publication number
CN203707353U
CN203707353U CN201320775814.3U CN201320775814U CN203707353U CN 203707353 U CN203707353 U CN 203707353U CN 201320775814 U CN201320775814 U CN 201320775814U CN 203707353 U CN203707353 U CN 203707353U
Authority
CN
China
Prior art keywords
wiring
spine
hole
terminal box
box body
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.)
Expired - Lifetime
Application number
CN201320775814.3U
Other languages
Chinese (zh)
Inventor
朱茂雅克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FOSHAN JPCI CONTROL MANUFACTURING Co Ltd
Original Assignee
FOSHAN JPCI CONTROL MANUFACTURING Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FOSHAN JPCI CONTROL MANUFACTURING Co Ltd filed Critical FOSHAN JPCI CONTROL MANUFACTURING Co Ltd
Priority to CN201320775814.3U priority Critical patent/CN203707353U/en
Application granted granted Critical
Publication of CN203707353U publication Critical patent/CN203707353U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model provides a junction box. The junction box is provided with a box body, side edges of the box body are provided with wire inlets, a wiring mechanism is installed in the box body, the wiring mechanism is provided with a wiring base and a plurality of wire pressing structure, the wiring base is installed in the box body, a surface of the wiring base is provided with a plurality of wiring positions, at least one wiring position is provided with a spiked gasket a surface of which is provided with jagged spikes, cables disposed on the spiked gaskets are tightly press and fixed to the wiring base through the wire pressing structures, and the spikes on the surfaces of the spiked gasket can puncture insulating layers at peripherals of conductive parts of the cables and contact the conductive parts. Through usage of the junction box provided by the utility model, the conductive parts of the cables can be more convenient to connect in the wiring box; and the junction box is very convenient and efficient.

Description

A kind of terminal box
Technical field
The utility model relates to a kind of terminal box.
Background technology
Terminal box, as cable connection device, is one of a kind of conventional electrician's auxiliary material.In the box body of terminal box, connect wire by wiring mechanism (as binding post).At present, before wire is connected to the wiring mechanism in terminal box, conventionally to first divest or remove the insulating material that is coated on wire, be come out in the conduction termination of wire, again conduction termination is connected on the wire base of terminal box internal wiring mechanism and realize electrical connection afterwards.But very multiconductor insulating material divests very difficult, conventionally to expend a lot of time and efforts and could successfully divest insulating barrier, this greatly reduces the efficiency of wiring.Therefore, provide a kind of use more the terminal box of simple and effective be necessary very much.
Utility model content
In order to overcome above-mentioned deficiency, the purpose of this utility model is to provide a kind of terminal box, uses this terminal box, and the current-carrying part by cable that can be convenient is connected in terminal box, very convenient efficient.
The utility model is for realizing its object, and the technical scheme of employing is as follows:
A kind of terminal box, it has a box body, box body side is provided with incoming line, wiring mechanism is installed in box body, described wiring mechanism has a wiring pedestal, with multiple pressuring line structures, described wiring pedestal is installed in box body, described wiring base-plates surface has multiple wiring positions, at least be provided with surface at a wiring position place and have the spine pad of zigzag spine, with pressuring line structure when being placed in cable on spine pad and being fixed on wiring pedestal, the spine of spine gasket surface can puncture the insulating barrier that is coated on cable current-carrying part periphery and contact with described current-carrying part.
Preferably, it is highly greater than the thickness of described insulating barrier the spine of spine gasket surface, and is less than the thickness sum of described insulating barrier and described current-carrying part.
Described pressuring line structure comprises line ball support and securing member, its two ends of described line ball support are provided with the first through hole, its two ends of spine pad are provided with the second through hole mating with described through hole, wiring pedestal is provided with the installing hole corresponding with the second through hole, described securing member is fixed on wiring pedestal through after the first through hole, the second through hole and installing hole successively, and the cable being placed on spine pad can be fixed on wiring pedestal.
Preferably, described line ball mid-stent opposite end upwards arches upward, and the cross sectional shape of its cross sectional shape of the middle part of arching upward and cable is suitable.
A kind of terminal box, this terminal box has a box body, box body side is provided with incoming line, in box body, be provided with the wiring mechanism for earth connection, described wiring mechanism has wiring pedestal and pressuring line structure, described wiring base-plates surface has the wiring position of the metal screen layer for connecting heating tape, be provided with surface at this wiring position place and have the spine pad of zigzag spine, with pressuring line structure when being placed in heating tape on spine pad and being fixed on wiring pedestal, the spine of spine gasket surface can puncture the insulating barrier that is coated on heating tape metal screen layer surface, after puncturing, spine contacts with metal screen layer.
Preferably, it is highly greater than the thickness of described insulating barrier the spine of spine gasket surface, and is less than the thickness sum of described insulating barrier and described metal screen layer.
Described pressuring line structure comprises line ball support and securing member, its two ends of described line ball support are provided with the first through hole, its two ends of spine pad are provided with the second through hole mating with described the first through hole, wiring pedestal is provided with the installing hole corresponding with the second through hole, described securing member is fixed on wiring pedestal through after the first through hole, the second through hole and installing hole successively, and the heating tape being placed on spine pad can be fixed on wiring pedestal.
Preferably, its box body of terminal box is made up of end box and the lid that can cover, and has a longitudinal arc-shaped concave at the box back side, the end, offers a groove in arc-shaped concave, and a connecting rod is fixed in groove, and has space between connecting rod and groove surfaces.
The technical scheme that the utility model provides has following beneficial effect:
Terminal box of the present utility model, in the time that external cable line (as heating tape etc.) is connected by terminal box with power line etc., can save the operation that divests in advance the insulating barrier that is coated on external cable line current-carrying part, has greatly saved the time, has improved efficiency.
Brief description of the drawings
Fig. 1 is the decomposing schematic representation of terminal box;
Fig. 2 is the schematic diagram of wiring mechanism 200;
Fig. 3 is the schematic diagram of internal wire 300;
Fig. 4 is the schematic diagram of internal wire 400;
Fig. 5 is the schematic diagram that connects heating tape 500 with wiring mechanism 200;
Fig. 6 is the enlarged diagram at A place in Fig. 5;
Fig. 7 is the schematic diagram that the conductor wire end of heating tape is connected with internal wire;
Fig. 8 is the schematic rear view of box at the bottom of terminal box;
Terminal box is arranged on the schematic diagram on pipeline by Fig. 9.
Part description of reference numerals: 101 end boxes, 102 lids, 103,104 incoming lines, 200 wiring mechanisms, 201 wiring pedestals, 202,205 spine pads, 2051 spines, 203,206 compressing structures, 2031 securing members, 2032 compress support, 300,400 internal wires, 402 packing rings, 4031 terminal screws, 4032 pads, 500,1000 heating tapes, 502 second insulating barriers, 503 metal screen layers, 504PTC core band, 501,505 conductor wire end, 5011 insulating barriers, 5012 conductor wire cores, 600 power lines.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the decomposing schematic representation of terminal box, and terminal box has box body, and box body is made up of the end box 101 that can cover and lid 102, and box body side has multiple incoming lines, such as incoming line 103,104.In terminal box, also have wiring mechanism 200, wiring mechanism 200 is arranged in end box 101 by its wiring pedestal 201.
As shown in Figure 1, 2, wiring mechanism 200 has a wiring pedestal 201 and multiple pressuring line structure, such as pressuring line structure 203,206.Wiring mechanism 200 can be used as the wiring mechanism of an earth connection, can be used for heating tape and is electrically connected with the ground wire of power line.Wiring pedestal 201 its surfaces have two wiring positions to can be used for connecting the metal screen layer of heating tape 500,1000.At these two wiring position places on wiring pedestal 201 surfaces, be respectively provided with a spine pad 205,202, spine gasket surface has two gang saw profile of tooth spines 2051, and spine pad two ends are equipped with through hole 2052.Each pressuring line structure includes live conductor support 2032 and two securing members 2031, and line ball support 2032 two ends are provided with through hole.For the ease of distinguishing and describing, the through hole 2052 at spine pad two ends is called to the second through hole, the through hole at line ball support 2032 two ends is called to the first through hole.The second through hole 2052 and first through hole at line ball support two ends at spine pad two ends match.On wiring pedestal, be provided with the installing hole 2011 corresponding with second through hole 2052 at spine pad two ends, securing member 2031 is successively through after the first through hole, the second through hole of spine pad and the installing hole of wiring pedestal of line ball support, be fixed on wiring pedestal 201, pressuring line structure, spine pad and wiring pedestal are together fixed in end box 101.Securing member can be specifically screw.
Heating tape is in a kind of prior art, to be widely used in the tracing thermal-insulating such as pipeline, tank body, antifreeze temperature control electric accompanying-heat cable.Taking heating tape 500 as example, the basic structure of heating tape as shown in Figure 6, it has and is embedded in the parallel conductor wire end 501,505 of two in PTC core band 504 bundle, and is coated on successively from the inside to the outside the first insulating barrier, metal screen layer 503, second insulating barrier 502 of PTC core band 504 peripheries.Wherein, conductor wire end inside is conductor wire core 5012, and conductor wire core 5012 peripheries are coated with insulating barrier 5011.Metal screen layer 503 is for ground connection, and the conductor wire core of two conductor wire end is electrically connected with live wire, zero line in power line respectively.Heating tape 500 is flat substantially, and conductor wire end 501,505 outwards protrudes out.Referring to Fig. 5, when application terminal box of the present utility model is electrically connected heating tape with the ground wire of power line, can first heating tape 500 be placed on to the position on spine pad 205 with spine 2051 corresponding to the region that is coated with metal screen layer 503, line ball support 2032 middle parts of compressing structure 203 are pressed on heating tape 500; Then with securing member 2031, line ball support 2032 is fixed on wiring pedestal 201, now line ball support 2032 has equally also been pressed abd fixed on heating tape 500 on wiring pedestal 201; Spine on spine pad 205 can puncture the second insulating barrier 502 of heating tape, and contacts with metal screen layer 503; After the ground wire of power line 600 and wiring mechanism 200 are electrically connected, the metal screen layer of heating tape can be realized with ground wire and being electrically connected.This has saved needed to divest the operation that is coated on the insulating barrier outside metal screen layer before heating tape ground connection, had greatly saved the time, had improved efficiency.The ground connection of heating tape 1000 can be pressed abd fixed on wiring pedestal 201 by pressuring line structure 206, and the ground connection operation of its process fundamental sum heating tape 500 is identical, repeats no more.The all parts of wiring mechanism 200 is the metal material of conduction, for example copper.
Preferred as one, it is highly greater than heating tape and is coated on the thickness of the second insulating barrier 502 outside metal screen layer the spine of spine pad 205,202, and be less than the thickness sum of the second insulating barrier 502 and metal screen layer 503, the spine that can guarantee like this spine pad can puncture the second insulating barrier 502 and contact with metal screen layer, but can avoid piercing through metal screen layer.
In the box body of terminal box, also there is internal wire 300,400, on internal wire 300,400, all there is terminal screw 4031 and packing ring 402 for fastening electric wire.The live wire of setting power line 600 is electrically connected with internal wire 300, and the zero line of power line 600 is electrically connected with internal wire 400, among two of heating tape conductor wire end 501,505 can be by being electrically connected and fetching the live wire electrical connection of realization and power line with internal wire 300, and another conductor wire end can be by being electrically connected and fetching the zero line electrical connection of realization and power line with internal wire 400.Improve as one, with reference to figure 3,4, in the present embodiment, the packing ring 402 on internal wire 300,400 can adopt surface to have the packing ring of zigzag spine 4021, and on terminal screw 4031, also cover has a pad 4032.Taking the conductor wire end 501 of heating tape 500 as example, the connection of internal wire in heating tape conductor wire end and terminal box is described.Referring to Fig. 7, when the conductor wire end 501 of heating tape is placed on the position of the packing ring 402 on internal wire with zigzag spine, cover there is is the terminal screw 4031 of pad 4032 closely compress with internal wire through the packing ring 402 with spine, and be together fixed in end box 101, now, the spine on packing ring 402 surfaces can puncture the insulating barrier of conductor wire end 501 5011, and contacts with conductor wire core 5012.Now, 501 of the conductor wire end of heating tape have realized with internal wire and being electrically connected.Save like this in the time that the conductor wire end of heating tape is connected with the internal wire in terminal box, need first divest or tear off the operation of the insulating barrier 5011 that is coated on conductor wire end conductor wire core 5012 outsides, thereby can greatly save time, raised the efficiency, easy to use.The attended operation of other conductor wire end of heating tape and internal wire all can reference conductor end 501 attended operation, repeat no more.Preferred as one, packing ring 402 on internal wire 300,400, the height of its surperficial spine 4021 is greater than heating tape conductor wire end and is coated on the thickness of insulating layer outside conductor wire core, and be less than the thickness sum of this insulating barrier 5011 and conductor wire core 5012, the spine that can guarantee like this packing ring can puncture the insulating barrier of conductor wire end and contact with conductor wire core, but can avoid piercing through conductor wire core.
See Fig. 8,9, end box 101 back sides of terminal box also can further have a longitudinal arc-shaped concave 1011, offer a groove 1012 in arc-shaped concave, are fixed with a connecting rod 1013 in groove, between connecting rod 1013 and groove 1012 surfaces, have space.Will be connected to before heating tape 500 in terminal box is wrapped in pipeline 800 surfaces that need insulation, can be by a band 900 space through connecting rod and groove surfaces, then band 900 is fastened on pipeline 800, thereby terminal box can be arranged on pipeline easily, and at the bottom of terminal box, the arc-shaped concave 1011 at the box back side can be preferably and pipe surface laminating, is wound around on pipeline thereby be conducive to heating tape.
The terminal box that the utility model provides, the wiring mechanism of installing in it also can be for the wiring of other cables outside heating tape, with the wiring mechanism of spine pad when the connecting cable, can save and divest or remove the operation that is coated on the insulating barrier outside cable current-carrying part, greatly simplify wiring operation, save the time, improved efficiency, used more convenient.
Preferred as one, the line ball support 2032 in wiring mechanism 200, its middle part opposite end upwards arches upward, and the cross sectional shape of its cross sectional shape of the middle part of arching upward and cable is suitable, thereby can better compress cable.
Terminal box of the present utility model its compared with the existing terminal box in this area, mainly improve at the wiring mechanism having in the inner as described above, the miscellaneous part of terminal box can be identical with the existing terminal box in this area with structure etc., for example the same with the existing terminal box in this area in box body, all can contain internal wire, electrical connection plastic components 700, box bottom, the end can be provided with leg 105, and end box and lid can cover tightly as bolt 106 etc. by secure component.
The utility model is not limited to above-mentioned execution mode, every various changes of the present utility model or modification are not departed to spirit and scope of the present utility model, if these are changed and within modification belongs to claim of the present utility model and equivalent technologies scope, the utility model also means and comprises these changes and modification.

Claims (8)

1. a terminal box, it has a box body, box body side is provided with incoming line, wiring mechanism is installed in box body, it is characterized in that, described wiring mechanism has a wiring pedestal, with multiple pressuring line structures, described wiring pedestal is installed in box body, described wiring base-plates surface has multiple wiring positions, at least be provided with surface at a wiring position place and have the spine pad of zigzag spine, with pressuring line structure when being placed in cable on spine pad and being fixed on wiring pedestal, the spine of spine gasket surface can puncture the insulating barrier that is coated on cable current-carrying part periphery and contact with described current-carrying part.
2. terminal box according to claim 1, is characterized in that, it is highly greater than the thickness of described insulating barrier the spine of spine gasket surface, and is less than the thickness sum of described insulating barrier and described current-carrying part.
3. terminal box according to claim 1, it is characterized in that, described pressuring line structure comprises line ball support and securing member, its two ends of described line ball support are provided with the first through hole, its two ends of spine pad are provided with the second through hole mating with described the first through hole, wiring pedestal is provided with the installing hole corresponding with the second through hole, described securing member is fixed on wiring pedestal through after the first through hole, the second through hole and installing hole successively, and the cable being placed on spine pad can be fixed on wiring pedestal.
4. terminal box according to claim 3, is characterized in that, described line ball mid-stent opposite end upwards arches upward, and the cross sectional shape of its cross sectional shape of the middle part of arching upward and cable is suitable.
5. a terminal box, this terminal box has a box body, box body side is provided with incoming line, in box body, be provided with the wiring mechanism for earth connection, it is characterized in that, described wiring mechanism has wiring pedestal and pressuring line structure, described wiring base-plates surface has the wiring position of the metal screen layer for connecting heating tape, be provided with surface at this wiring position place and have the spine pad of zigzag spine, with pressuring line structure when being placed in heating tape on spine pad and being fixed on wiring pedestal, the spine of spine gasket surface can puncture the insulating barrier that is coated on heating tape metal screen layer surface, after puncturing, spine contacts with metal screen layer.
6. terminal box according to claim 5, is characterized in that, it is highly greater than the thickness of described insulating barrier the spine of spine gasket surface, and is less than the thickness sum of described insulating barrier and described metal screen layer.
7. terminal box according to claim 5, it is characterized in that, described pressuring line structure comprises line ball support and securing member, its two ends of described line ball support are provided with the first through hole, its two ends of spine pad are provided with the second through hole mating with described the first through hole, wiring pedestal is provided with the installing hole corresponding with the second through hole, described securing member is fixed on wiring pedestal through after the first through hole, the second through hole and installing hole successively, and the heating tape being placed on spine pad can be fixed on wiring pedestal.
8. terminal box according to claim 5, is characterized in that, its box body of terminal box is made up of end box and the lid that can cover, there is a longitudinal arc-shaped concave at the box back side, the end, in arc-shaped concave, offer a groove, a connecting rod is fixed in groove, and has space between connecting rod and groove surfaces.
CN201320775814.3U 2013-11-29 2013-11-29 Junction box Expired - Lifetime CN203707353U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320775814.3U CN203707353U (en) 2013-11-29 2013-11-29 Junction box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320775814.3U CN203707353U (en) 2013-11-29 2013-11-29 Junction box

Publications (1)

Publication Number Publication Date
CN203707353U true CN203707353U (en) 2014-07-09

Family

ID=51057746

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320775814.3U Expired - Lifetime CN203707353U (en) 2013-11-29 2013-11-29 Junction box

Country Status (1)

Country Link
CN (1) CN203707353U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109346864A (en) * 2018-10-19 2019-02-15 合肥享淘科技有限公司 A kind of computerized information bus wire connecting apparatus
CN109417246A (en) * 2016-05-18 2019-03-01 电子博览有限公司 The cable clip of housing system for electric connector

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109417246A (en) * 2016-05-18 2019-03-01 电子博览有限公司 The cable clip of housing system for electric connector
CN109417246B (en) * 2016-05-18 2021-03-16 电子博览有限公司 Cable clamp for housing system of electric connector
TWI743124B (en) * 2016-05-18 2021-10-21 英商電博會有限公司 Housing system for electrical connectors and electrical connector having the same
CN109346864A (en) * 2018-10-19 2019-02-15 合肥享淘科技有限公司 A kind of computerized information bus wire connecting apparatus

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CX01 Expiry of patent term
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Granted publication date: 20140709