CN203415704U - Wiring terminal bench - Google Patents
Wiring terminal bench Download PDFInfo
- Publication number
- CN203415704U CN203415704U CN201320555870.6U CN201320555870U CN203415704U CN 203415704 U CN203415704 U CN 203415704U CN 201320555870 U CN201320555870 U CN 201320555870U CN 203415704 U CN203415704 U CN 203415704U
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- CN
- China
- Prior art keywords
- line pressing
- pressing bolt
- terminal block
- wire
- coupling 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a wiring terminal bench, which belongs to the field of lead connecting devices. A conventional wiring terminal bench has problems that screws are easily loosened and leads are easily loosened. The wiring terminal bench provided by the utility model comprises wire-pressing screws, wiring terminals and a plastic housing. The wiring terminals are arranged inside the plastic housing. The plastic housing has through holes for inserting the wire-pressing screws. The wiring terminals have threaded holes corresponding to the through holes and used for connecting the wire-pressing screws. The through holes have anti-loosening segments for preventing the wire-pressing screws from being loosened. The wiring terminal bench makes the anti-loosening segments for preventing the wire-pressing screws from being loosened arranged inside the through holes of the plastic housing. When a lead is connected, the wire-pressing screws are first screwed into the anti-loosening segments of the through holes and then screwed into the threaded holes of the wiring terminals to abut on the end of the lead. The wire-pressing screws and threads of the anti-loosening segments cooperate in an engaging way. The wire-pressing screws are locked and prevented from being loosened through the anti-loosening segments of the through holes.
Description
Technical field
The utility model belongs to wire connection device, specifically a kind of for the locking coupling terminal block of the electrical connection of household electrical appliance.
Background technology
The coupling terminal block using at present, be generally to pass terminal by the mode of conductor compression jointing by screw, because screw is without locking device, the follow-up product that contains this coupling terminal block in use easily occurs that wiring gets loose, cause product function malfunctioning, serious may cause the accidents such as fire.
The patent No. is to disclose " a kind of coupling terminal block " for the Chinese utility model patent of CN201134516Y ZL200720133529.6, Granted publication number; this technology is provided with a copper shell fragment on contact tube top; then the presser feet by shell fragment compresses wire; screw does not directly contact with wire, has realized the protective effect to wire.Although above-mentioned coupling terminal block structure can solve the problem that wire is subject to screw extrusion damage preferably, but the screw attachment of this structure terminal board does not have locking device, in transportation and use procedure, because being easy to cause screw loosening and wire, the impact of jolting or shake gets loose, cause electrical connection to lose efficacy, the serious accidents such as fire that cause.
Utility model content
The technical assignment of the technical problems to be solved in the utility model and proposition is the screw defect that easily loosening, wire easily gets loose that overcomes existing coupling terminal block, and a kind of coupling terminal block that prevents that screw loosening and wire from getting loose is provided.
For achieving the above object, coupling terminal block of the present utility model, comprise line pressing bolt, binding post, plastic casing, described binding post is located in plastic casing, described plastic casing has for penetrating the through hole of described line pressing bolt, described binding post has corresponding with through hole for the line pressing bolt connecting thread hole with described, it is characterized in that: described through hole comprises for stoping loosening locking section of described line pressing bolt.
As optimization technique means, described locking section is the thread segment coordinating with described line pressing bolt.Concrete, described thread segment at least comprises two pitch threads.
As optimization technique means, described locking section for establish the structure of teeth on hole wall, while screwing described line pressing bolt by line pressing bolt tap out in described teeth.Concrete, described teeth can tapping at least two pitch threads.Especially, described teeth are distributed on same circumference at least two and uniform for its inner, and the diameter of described circumference is less than the external diameter of described line pressing bolt screw thread and is greater than the path of described line pressing bolt screw thread.
As optimization technique means, locking section of described bottom that is positioned at described through hole.
As optimization technique means, the binding post described in arranging at least two on described plastic casing.Further, described plastic casing has at least two described through holes that are connected on same binding post.
The beneficial effects of the utility model are: by locking section that is provided for stoping line pressing bolt to be become flexible in the through hole of plastic casing, while connecting wire, line pressing bolt first screws in locking section of through hole, and then prop up conducting wire end in the screwed hole of screw-in binding post, line pressing bolt is nibbled and is coordinated with locking section of screw thread, utilizes locking section of through hole to line pressing bolt locking (as enclasping force radially, axial coupling mechanism force), to prevent the loosening of line pressing bolt.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the utility model plastic casing;
Fig. 2 is the schematic diagram while connecting wire with coupling terminal block of the present utility model;
Number in the figure explanation: 1-line pressing bolt; 2-binding post, 21-screwed hole; 3-plastic casing, 31-through hole, locking section of 32-, 33-teeth; 4-wire.
Embodiment
Below in conjunction with Figure of description, the utility model is described further.
Coupling terminal block of the present utility model, as shown in Figure 2, it comprises line pressing bolt 1, binding post 2, plastic casing 3, binding post 2 is located in plastic casing 3, plastic casing 3 has through hole 31(for penetrating line pressing bolt 1 referring to Fig. 1), binding post 2 have corresponding with through hole 31 for line pressing bolt 1 connecting thread hole 21, through hole 31 comprises for stoping locking section of loosening 32(of line pressing bolt 1 referring to Fig. 1).
As further improving and supplementing technique scheme, the utility model also comprises following additional technical characterictic, although Fig. 2 has comprised following all additional technical features, it is preferred embodiment of the present utility model, but the utility model is not limited to this situation, when implementing the utility model, according to concrete effect, they are selected in the technical scheme described in epimere.
First, locking section 32 for establish the structure (referring to Fig. 1) of teeth 33 on hole wall, and while screwing line pressing bolt 1, by line pressing bolt 1 tap out in teeth 33, thus, locking section of 32 pairs of line pressing bolt 1 produce enclasping force radially and line pressing bolt do not produced get loose; Concrete, in order to guarantee enclasping force, teeth 33 can tapping at least two pitch threads; Further, teeth 33 are distributed on same circumference at least two and uniform for its inner, and the diameter of circumference is less than the external diameter of line pressing bolt 1 screw thread and is greater than the path of line pressing bolt 1 screw thread.Or as an alternative, locking section 32 is the thread segment coordinating with line pressing bolt 1, when line pressing bolt 1 is tightened, axially locating threaded engagement with 2 liang of locking sections, binding post respectively, producing axial locking power, to place line pressing bolt loosening, concrete, thread segment at least comprises two pitch threads.
Secondly, locking section 32 bottom that is positioned at through hole 31, can shorten the length of line pressing bolt 1 thus, avoids line pressing bolt 1 to expose the through hole of plastic casing 3.
The 3rd, on plastic casing 3, arrange at least two binding posts 2.Further, plastic casing 3 has at least two through holes that are connected on same binding post.Make plastic casing 3 be the syndeton of multiple, for discharging binding post, realize multi-wad join.
General, line pressing bolt 1 material is copper product or hard anti-corrosion metal material; Binding post 2 is generally copper metal; Plastic casing 3 should be plastic flame material.
During use, as shown in Figure 2, wire 4 is inserted in the hole of binding post 2, by locking line pressing bolt 1, wire 4 is fixed in the hole of binding post 2.The process of locking line pressing bolt 1, is that line pressing bolt 1 is first put in the through hole 31 in plastic casing 3, then line pressing bolt 1 is screwed in to locking section 32 of plastic casing 3, then the screwed hole 21 screwing on binding post 2 is pressed on the termination of wire 4.
Claims (9)
1. a coupling terminal block, comprise line pressing bolt (1), binding post (2), plastic casing (3), described binding post (2) is located in plastic casing (3), described plastic casing (3) has the through hole (31) for penetrating described line pressing bolt (1), described binding post (2) has corresponding with through hole (31) for the line pressing bolt with described (1) connecting thread hole (21), it is characterized in that: described through hole (31) comprises for stoping described line pressing bolt (1) loosening locking section (32).
2. coupling terminal block according to claim 1, is characterized in that: the thread segment that locking section described (32) coordinate for the line pressing bolt (1) with described.
3. coupling terminal block according to claim 2, is characterized in that: described thread segment at least comprises two pitch threads.
4. coupling terminal block according to claim 1, it is characterized in that: locking section described (32), for establish the structure of teeth (33) on hole wall, are gone up tap out by line pressing bolt (1) in described teeth (33) while screwing described line pressing bolt (1).
5. coupling terminal block according to claim 4, is characterized in that: described teeth (33) can tapping at least two pitch threads.
6. coupling terminal block according to claim 4, it is characterized in that: described teeth (33) are distributed on same circumference at least two and uniform for its inner, and the diameter of described circumference is less than the external diameter of described line pressing bolt (1) screw thread and is greater than the path of described line pressing bolt (1) screw thread.
7. coupling terminal block according to claim 1, is characterized in that: locking section described (32) are positioned at the bottom of described through hole (31).
8. coupling terminal block according to claim 1, is characterized in that: the binding post (2) described in arranging at least two on described plastic casing (3).
9. coupling terminal block according to claim 8, is characterized in that: described plastic casing (3) has at least two described through holes (31) that are connected on same binding post (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320555870.6U CN203415704U (en) | 2013-09-06 | 2013-09-06 | Wiring terminal bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320555870.6U CN203415704U (en) | 2013-09-06 | 2013-09-06 | Wiring terminal bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203415704U true CN203415704U (en) | 2014-01-29 |
Family
ID=49978569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320555870.6U Expired - Lifetime CN203415704U (en) | 2013-09-06 | 2013-09-06 | Wiring terminal bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203415704U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466445A (en) * | 2014-10-29 | 2015-03-25 | 公牛集团有限公司 | Wiring terminal capable of preventing mis-insertion |
| CN107240788A (en) * | 2016-03-28 | 2017-10-10 | Tdk株式会社 | Terminal board and electronic equipment |
| CN110190459A (en) * | 2018-02-23 | 2019-08-30 | 中航光电科技股份有限公司 | A kind of connector shell component and its anticreep block piece and connector |
| CN111060735A (en) * | 2019-12-30 | 2020-04-24 | 重庆莱格特电气有限公司 | Low-voltage intelligent measurement and control system and method |
-
2013
- 2013-09-06 CN CN201320555870.6U patent/CN203415704U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466445A (en) * | 2014-10-29 | 2015-03-25 | 公牛集团有限公司 | Wiring terminal capable of preventing mis-insertion |
| CN104466445B (en) * | 2014-10-29 | 2016-07-20 | 公牛集团有限公司 | Error-preventing binding post |
| CN107240788A (en) * | 2016-03-28 | 2017-10-10 | Tdk株式会社 | Terminal board and electronic equipment |
| CN107240788B (en) * | 2016-03-28 | 2019-06-07 | Tdk株式会社 | Terminal board and electronic equipment |
| CN110190459A (en) * | 2018-02-23 | 2019-08-30 | 中航光电科技股份有限公司 | A kind of connector shell component and its anticreep block piece and connector |
| CN111060735A (en) * | 2019-12-30 | 2020-04-24 | 重庆莱格特电气有限公司 | Low-voltage intelligent measurement and control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 310018 No. 210, No. 21, Hangzhou economic and Technological Development Zone, Zhejiang Patentee after: AUPU Home Style Corp.,Ltd. Address before: 310018 No. 210, No. 21, Hangzhou economic and Technological Development Zone, Zhejiang Patentee before: HANGZHOU AUPU BATHROOM & KITCHEN TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140129 |
|
| CX01 | Expiry of patent term |