CN202759033U - Power supply wiring terminal - Google Patents
Power supply wiring terminal Download PDFInfo
- Publication number
- CN202759033U CN202759033U CN 201220396989 CN201220396989U CN202759033U CN 202759033 U CN202759033 U CN 202759033U CN 201220396989 CN201220396989 CN 201220396989 CN 201220396989 U CN201220396989 U CN 201220396989U CN 202759033 U CN202759033 U CN 202759033U
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- Prior art keywords
- conductive shell
- bolt
- wiring board
- rib
- wall
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- 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 relates to a power supply wiring terminal, which comprises a conductive shell body and an elastic piece, and is characterized in that: the elastic piece comprises an upper wall, a lower wall, a vertical wall, an elastic tongue piece and an elastic platform, a lead can be tightly pressed between the elastic tongue piece and the elastic platform, the upper wall is provided with a mounting hole, a bolt is arranged in the mounting hole, the elastic platform can be driven to move downward by moving the bolt downward, the head part of the bolt is hidden inside the conductive shell body, the top surface of the conductive shell body is provided with a through hole, left and right outer side walls of the conductive shell body are respectively provided with step surfaces, the step surfaces are placed on the upper end surface of a circuit board in a state that the conductive shell body is connected to the circuit board, and the bottom surface of the conductive shell body is arranged below the circuit board. According to the wiring board, the bottom surface of the conductive shell body is arranged below the circuit board, the lower part of the conductive shell body sunk below the lower part of the circuit board, and the integral bolt is hidden in the conductive shell body, thereby making the height of one end of the wiring terminal arranged on the upper part of the circuit board shorter, and effectively reducing the height of the integral circuit board connected with the wiring terminal.
Description
Technical field
The utility model belongs to the input and output interconnection technique field of power supply, relates in particular to a kind of power-line terminal.
Background technology
Present power-line terminal (also being binding post) on the market generally all is assembling metal crimp line part in the plastic casing of an insulation, be that 200980133181.2 Chinese invention patent " electric connecting terminals " relates to a kind of electric connecting terminals such as application number, it has fastening spring, metalwork and housing, this housing holds fastening spring and metalwork, and this housing has at least one conductor and introduces opening, be provided with the executive component in the housing of being arranged at that is used to open or close binding post, wherein, executive component has handle, by handle executive component is switched between open mode and closure state.
The binding post of an above-mentioned patent in actual applications existing shortcoming is: the binding post internal structure is comparatively complicated, the height dimension of whole binding post is higher, owing to be subjected to the restriction of this height dimension, so that binding post can't reduce with overall height dimension after wiring board is connected, thus, adopt the volume of this electric appliances equipment of power supply finished product of this binding post and wiring board also often larger, can't realize small and exquisite flexibly overall dimension.
Employed binding post on the present Switching Power Supply, mostly size is larger, because power-line terminal is positioned at the top of wiring board fully, the height that binding post is positioned at the wiring board top is higher, so that the height of whole Switching Power Supply can't be done shortlyer, it is thin to adopt the integral thickness of the LED driving power of this binding post not do, and has improved so undoubtedly the cost of power supply product, while has also proposed higher requirement to the usage space of power supply product, has limited the use of power supply product; Secondly employed binding post mostly is to be welded and fixed by several thin panel beating pin and PCB on the present Switching Power Supply, when tightening the screw on the binding post at installing wire, whole binding post is crooked in improper meeting such as dynamics, thereby cause that the block tin of pin and PCB bearing bursts apart on the binding post, so that binding post and PCB loose contact.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of more convenient reliable power-line terminal that connects in the circuit board for above-mentioned prior art present situation, can effectively reduce the height of the wiring board integral body that is connected with this binding post.
The utility model solves the problems of the technologies described above the technical scheme that adopts: a kind of power-line terminal, include connection conductive shell in the circuit board, be installed in the shell fragment in order to wire is compressed in this conductive shell, it is characterized in that: described shell fragment has between the upper and lower every the upper wall and the lower wall that arrange, and the vertical wall of connection upper wall and lower wall, the outside of upper wall has the elastic tongue piece that slopes inwardly and extend downwards, lower wall has the elasticity platform of the trend of upspringing that keeps up, described wire can be pressed between elastic tongue piece and the elasticity platform, described upper wall is stepped, the low plane place of upper wall is provided with installing hole, axial constraint has the bolt that can move up and down in the installing hole, the moving down of bolt can promote the elasticity platform and move down and make wire to break away between elastic tongue piece and the elasticity platform, the head of bolt is hidden in the conductive shell, corresponding bolt position place has perforation on the end face of described conductive shell, the left and right sides lateral wall of conductive shell has respectively cascaded surface, under conductive shell connection state in the circuit board, described cascaded surface is shelved on the upper surface of wiring board, simultaneously, the bottom surface of conductive shell is positioned at the below of wiring board.
The left and right sides lateral wall of above-mentioned conductive shell has respectively an outwards buckle of projection at least, and under conductive shell connection state in the circuit board, fit in the lower surface of described buckle and wiring board.When packing into binding post in the draw-in groove on the wiring board, buckle generation strain is by the draw-in groove on the wiring board, and blocks wiring board in the bottom, can be with the conductive shell pre-determined bit in the circuit board, convenient with the binding post welding in the circuit board.
The bar section periphery of above-mentioned bolt has the anticreep rib, has a determining deviation between the head of this anticreep rib and bolt, and the upper wall of described shell fragment is between the head of anticreep rib and bolt, and the bottom surface of the bar section of described bolt is provided with the distortion groove that radially runs through.Upper wall by anticreep rib and shell fragment spacing, guarantee that bolt can not break away from shell fragment, the distortion groove provides a deformation space then for the bar section of bolt, when the bar section of bolt inserts in the installing hole downwards, the hole wall of installing hole promotes the bar section distortion that the anticreep rib impels bolt, in the installing hole of packing into.
The inclined-plane, the outside of above-mentioned elastic tongue piece is provided with the lambda line shrinkage pool.The lambda line shrinkage pool is to the guide effect that is inserted with of wire, and convenient wire is clamp-oned between elastic tongue piece and the elasticity platform located.
The back of the end face of above-mentioned conductive shell has to downward-extension rear position-arresting rib, and under the state in shell fragment places conductive shell, described rear position-arresting rib contacts with the vertical wall of shell fragment.Have the stop bit rib of the perk that is inclined upwardly forward on the high plane of above-mentioned upper wall, have location hole on the end face of described conductive shell, described stop bit rib is positioned at location hole, and the front end perk face of stop bit rib is conflicted with the front inwall of location hole.
By the vertical wall gear of rear position-arresting rib and shell fragment, reach the spacing of stop bit rib and location hole, can firm shell fragment be constrained in the hole of conductive shell, can not break away from easily conductive shell.
The Elastic Contact rib that also has the perk of being inclined upwardly on the high plane of above-mentioned upper wall, this Elastic Contact rib contacts with the upper inwall of conductive shell.The Elastic Contact rib can guarantee that shell fragment and conductive shell form effective conductive contact.
Compared with prior art, the utility model has the advantage of: when packing on the wiring board binding post into respective card slot, cascaded surface on the left and right sides lateral wall of the conductive shell of binding post is shelved on front, the upper surface Copper Foil of wiring board and fits, after binding post is loaded on wiring board, the bonding area of conductive shell and wiring board reverse side welded disc is very large, binding post and wiring board engaging force are larger, realize being connected with the reliable of wiring board, have improved product quality; In addition, the bottom surface of conductive shell is positioned at the below of wiring board, the bottom of conductive shell is sunken to the wiring board below, bolt integral body is hidden in the conductive shell simultaneously, so that binding post is positioned at that end height on wiring board top is shorter, effectively reduce the height of the wiring board integral body that is connected with this binding post, the LED driving power integral thickness that uses this wiring board can be done so thinly, be convenient to the miniaturization of finished product; In the time power line will being withdrawed from binding post, with screwdriver the bolt on the binding post is down pressed, distortion is down pressed with shell fragment lower end elasticity platform in the bolt bottom, thereby increase the elasticity platform of shell fragment and the spacing of elastic tongue piece, conveniently power line is withdrawed from, can effectively avoid damaging because applying torsion the problem of wiring board and binding post, power line withdraws from, remove bolt pressing force on the binding post, the elasticity platform recovery of shape of binding post shell fragment.
Description of drawings
Fig. 1 is the perspective view one of the utility model embodiment;
Fig. 2 is the cutaway view of the utility model embodiment;
Fig. 3 is the perspective view of conductive shell among the utility model embodiment;
Fig. 4 is the perspective view one of shell fragment among the utility model embodiment;
Fig. 5 is the perspective view two of shell fragment among the utility model embodiment;
Fig. 6 is the perspective view two of bolt among the utility model embodiment;
Fig. 7 is that the utility model embodiment is installed to the structure cutaway view on the wiring board;
Fig. 8 is that the utility model embodiment is installed to the scheme of installation on the wiring board.
Embodiment
Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.
Shown in Fig. 1～6, be a preferred embodiment of the present utility model.
A kind of power-line terminal, include the conductive shell 2 that is connected on the wiring board 1, be installed in the shell fragments 3 in order to wire is compressed in this conductive shell 2, wherein, it is 60% copper product that conductive shell 2 adopts the copper content, and it is square flat rectangular-shaped that this conductive shell 2 is cross section.
Shown in Fig. 1～5, shell fragment 3 takes the shape of the letter U substantially, shell fragment 3 has between the upper and lower every the upper wall 31 and the lower wall 32 that arrange, and the vertical wall 33 of connection upper wall 31 and lower wall 32, the outside of upper wall 31 has the elastic tongue piece 34 that slopes inwardly and extend downwards, and the inclined-plane, the outside of elastic tongue piece 34 is provided with lambda line shrinkage pool 37.Lower wall 32 has the elasticity platform 35 of the trend of upspringing that keeps up, wire can be pressed between elastic tongue piece 34 and the elasticity platform 35, upper wall 31 is stepped, the low plane place of upper wall 31 is provided with installing hole 36, installing hole 36 interior axial constraints have the bolt 5 that can move up and down, the moving down of bolt 5 can promote elasticity platform 35 and move down and make wire to break away between elastic tongue piece 34 and the elasticity platform 35, the head of bolt 5 is hidden in the conductive shell 2, corresponding bolt 5 positions have perforation 21 on the end face of conductive shell 2, the left and right sides lateral wall of conductive shell 2 has respectively cascaded surface 22, the left and right sides lateral wall of conductive shell 2 has respectively an outwards buckle 23 of projection at least, under conductive shell 2 is connected to state on the wiring board 4, cascaded surface 22 is shelved on the upper surface of wiring board 1, buckle 23 is fitted with the lower surface of wiring board 1, simultaneously, the bottom surface of conductive shell 2 is positioned at the below of wiring board 1.
As shown in Figure 6, the bar section periphery of bolt 5 has anticreep rib 51, have a determining deviation between the head of this anticreep rib 51 and bolt 5, the upper wall 31 of shell fragment is between the head of anticreep rib 51 and bolt 5, and the bottom surface of the bar section of bolt 5 is provided with the distortion groove 52 that radially runs through.
As shown in Figure 2, the back of the end face of conductive shell 2 has to downward-extension rear position-arresting rib 24, the stop bit rib 38 that has the perk that is inclined upwardly forward on the high plane of upper wall 31, the Elastic Contact rib 39 that also has the perk of being inclined upwardly on the high plane of upper wall 31, have location hole 25 on the end face of conductive shell 2, under the state in shell fragment 3 places conductive shell 2, rear position-arresting rib 24 contacts with the vertical wall 33 of shell fragment, stop bit rib 38 is positioned at location hole 25, stop bit rib 38) front end perk face is conflicted with the front inwall of location hole 25, and this Elastic Contact rib 39 contacts with the upper inwall of conductive shell 2.
Shown in Fig. 7,8, when packing on the wiring board 1 binding post into respective card slot 11, cascaded surface 22 on the left and right sides lateral wall of the conductive shell 2 of binding post is shelved on front, the upper surface Copper Foil of wiring board 1 and fits, after binding post is loaded on wiring board 1, the bonding area of conductive shell 2 and wiring board 1 reverse side welded disc is very large, binding post and wiring board 1 engaging force are larger, have guaranteed binding post and the reliability that wiring board 1 is connected, and have improved product quality; In addition, the bottom surface of conductive shell 2 is positioned at the below of wiring board 1, the bottom of conductive shell 2 is sunken to wiring board 1 below, bolt 5 integral body are hidden in the conductive shell 2 simultaneously, so that binding post is positioned at that end height on wiring board 1 top is shorter, effectively reduce the height of wiring board 1 integral body that is connected with this binding post, the LED driving power integral thickness that uses this wiring board can be done so thinly, be convenient to the miniaturization of finished product.
Shown in Fig. 7,8, in the time power line will being withdrawed from binding post, with screwdriver the bolt 5 on the binding post is down pressed, distortion is down pressed with the elasticity platform 35 of shell fragment lower end in bolt 5 bottoms, thereby increases the elasticity platform 35 of shell fragment and the spacing of elastic tongue piece 34, conveniently power line is withdrawed from, simultaneously can effectively avoid damaging because applying torsion the problem of wiring board and binding post, power line withdraws from, and removes bolt pressing force on the binding post, the elasticity platform recovery of shape of binding post shell fragment.
Claims (7)
1. power-line terminal, include the conductive shell (2) that is connected on the wiring board (1), be installed in the shell fragment (3) in order to wire is compressed in this conductive shell (2), it is characterized in that: described shell fragment (3) has between the upper and lower every the upper wall (31) and the lower wall (32) that arrange, and the vertical wall (33) of connection upper wall (31) and lower wall (32), the outside of upper wall (31) has the elastic tongue piece (34) that slopes inwardly and extend downwards, lower wall (32) has the elasticity platform (35) of the trend of upspringing that keeps up, described wire can be pressed between elastic tongue piece (34) and the elasticity platform (35), described upper wall (31) is stepped, the low plane place of upper wall (31) is provided with installing hole (36), the interior axial constraint of installing hole (36) has the bolt (5) that can move up and down, the moving down of bolt (5) can promote elasticity platform (35) and move down and make wire to break away between elastic tongue piece (34) and the elasticity platform (35), the head of bolt (5) is hidden in the conductive shell (2), corresponding bolt (5) position has perforation (21) on the end face of described conductive shell (2), the left and right sides lateral wall of conductive shell (2) has respectively cascaded surface (22), under conductive shell (2) is connected to state on the wiring board (4), described cascaded surface (22) is shelved on the upper surface of wiring board (1), simultaneously, the bottom surface of conductive shell (2) is positioned at the below of wiring board (1).
2. power-line terminal according to claim 1, it is characterized in that: the left and right sides lateral wall of described conductive shell (2) has respectively an outwards buckle (23) of projection at least, under conductive shell (2) was connected to state on the wiring board (1), described buckle (23) was fitted with the lower surface of wiring board (1).
3. power-line terminal according to claim 1, it is characterized in that: the bar section periphery of described bolt (5) has anticreep rib (51), has a determining deviation between the head of this anticreep rib (51) and bolt (5), the upper wall of described shell fragment (31) is positioned between the head of anticreep rib (51) and bolt (5), and the bottom surface of the bar section of described bolt (5) is provided with the distortion groove (52) that radially runs through.
4. power-line terminal according to claim 1, it is characterized in that: the inclined-plane, the outside of described elastic tongue piece (34) is provided with lambda line shrinkage pool (37).
5. power-line terminal according to claim 1, it is characterized in that: the back of the end face of described conductive shell (2) has to downward-extension rear position-arresting rib (24), under the state in shell fragment (3) places conductive shell (2), described rear position-arresting rib (24) contacts with the vertical wall (33) of shell fragment.
6. the described power-line terminal of arbitrary claim according to claim 1～5, it is characterized in that: the stop bit rib (38) that has the perk that is inclined upwardly forward on the high plane of described upper wall (31), have location hole (25) on the end face of described conductive shell (2), described stop bit rib (38) is positioned at location hole (25), and the front end perk face of stop bit rib (38) is conflicted with the front inwall of location hole (25).
7. power-line terminal according to claim 6, it is characterized in that: also have the Elastic Contact rib (39) of the perk of being inclined upwardly on the high plane of described upper wall (31), this Elastic Contact rib (39) contacts with the upper inwall of conductive shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220396989 CN202759033U (en) | 2012-08-10 | 2012-08-10 | Power supply wiring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220396989 CN202759033U (en) | 2012-08-10 | 2012-08-10 | Power supply wiring terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202759033U true CN202759033U (en) | 2013-02-27 |
Family
ID=47738198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220396989 Expired - Lifetime CN202759033U (en) | 2012-08-10 | 2012-08-10 | Power supply wiring terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202759033U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111740245A (en) * | 2020-07-10 | 2020-10-02 | 江门劳士国际电气有限公司 | Power-on wiring structure of driving device |
| CN114080289A (en) * | 2019-07-12 | 2022-02-22 | 工机控股株式会社 | Power tool |
-
2012
- 2012-08-10 CN CN 201220396989 patent/CN202759033U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114080289A (en) * | 2019-07-12 | 2022-02-22 | 工机控股株式会社 | Power tool |
| CN111740245A (en) * | 2020-07-10 | 2020-10-02 | 江门劳士国际电气有限公司 | Power-on wiring structure of driving device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |