Electronic component kit
Technical field
The present invention relates to a kind of electronic component kit, particularly relate to a kind of electronic component kit installed with surface then technology on circuit boards.
Background technology
Known electronic subassembly wrapper is different along with basic structure, can divide into plug-in type and surface then formula.Plug-type electronic component kit can electrically connect with several coils, and encapsulation technology (through-holetechnology) is combined on a piece of circuit board as a plug.This circuit board has the jack of several several pin Intercalations being available for this electronic component kit.On the other hand, consult Fig. 1, it it is a kind of known surface then formula electronic component kit 1, it is commonly referred to as surface then element (surface-mountdevices, it is called for short SMD), it is cohere on a piece of circuit board 21 with surface then technology (Surface-mounttechnology is called for short SMT).This electronic component kit 1 is available for several coil 22 (in figure only signal one) and installs, and comprises a box body 11, and several the pins 12 being arranged on this box body 11 and be electrically connected described coil 22.
Surface then formula electronic component kit 1 compared to inserted electronic subassembly wrapper, when encapsulation need not on this circuit board 21 apertured, and there is the advantage that potted element is smaller.But, owing to enough gaps must be reserved between adjacent pin 12, it is wound around for coil 22, so when being intended to increase pin 12 quantity, the overall volume of electronic component kit 1 certainly will strengthen, otherwise causing pin 12 overmatter, the gap between adjacent pin 12 is too little, and the winding operation between coil 22 and pin 12 is difficult to.And having a kind of design at present is be further added by another box body (not shown) also with several pin, it is surrounded on this box body 11 all around, but this kind of structural design can be significantly increased the space that this electronic component kit 1 occupies on horizontal plane, and the mesa dimensions of encapsulation work platform is generally fixing, so not necessarily there being enough horizontal spaces to be applicable to the electronic component kit 1 that horizontal size strengthens, electronic installation equally also not necessarily there are enough horizontal spaces be available for installing, so known electronic component kit 1 structure still has improvable place.
Summary of the invention
It is an object of the invention to provide one and can increase pin count, the electronic component kit that horizontal size increases too much, conveniently applies can be avoided again simultaneously.
Electronic component kit of the present invention, it is adaptable to electrically connect several coil, and comprise: one for receiving the box body of described coil, several first pin and several second pin.nullThis box body includes two relative sidewalls in interval,And a partition wall being connected between described sidewall,This partition wall and described sidewall define a lower space for holding described coil and a upper space jointly,This lower space has a under shed down,On this, space has a upper shed upward,Described first pin is arranged on this box body and for electrically connecting described coil at each interval,Each first pin includes first construction section being combined with this box body、One protrudes from bottom this box body and for electrically connecting the first wiring section of the described coil being positioned at this lower space from this first construction section,And first extension outside this first construction section extends this box body and bottom this box body contiguous,Described second pin respectively with described first pin interleaved be arranged on this box body and for electrically connecting described coil,Each second pin includes second construction section being combined with this box body、One protrudes from this box body top and for electrically connecting the second wiring section of the described coil being positioned on this space from this second construction section,And second extension outside this second construction section extends this box body and bottom this box body contiguous,Described second extension arranges with described first extension interleaved respectively.
Electronic component kit of the present invention, each sidewall has a relative bottom surface and an end face, and a lateral surface extending and connecting this end face from this bottom surface upward, described first pin is respectively in connection with in described sidewall, this the first wiring section of each the first pin protrudes downward from this bottom surface of this corresponding sidewall from this first construction section, this first extension protrudes from this lateral surface of this corresponding sidewall from this first construction section, described second pin is respectively in connection with in described sidewall, this the second wiring section of each the second pin projects upwards this end face in this corresponding sidewall from this second construction section, this second extension protrudes from this lateral surface of this corresponding sidewall from this second construction section.
The beneficial effects of the present invention is: interted by the second pin and be arranged between described first pin, and the first wiring section of the first pin is positioned at bottom box body, second wiring section of the second pin is positioned at box body top, therefore the gap that adjacent first wiring is intersegmental is enough, the intersegmental gap of adjacent second wiring is also enough, conveniently link for coil-winding, so can not change or only change a little the horizontal size of this electronic component kit, just reach to increase the purpose of pin count.
Accompanying drawing explanation
Other the feature of the present invention and effect, clearly will present in reference to graphic embodiment, wherein:
Fig. 1 is an incomplete partial sectional view, a kind of known electronic subassembly wrapper of display, a coil and a circuit board;
Fig. 2 is a three-dimensional exploded view, shows an embodiment of electronic component kit of the present invention, omits a tegmental wall of this embodiment in figure;
Fig. 3 is an incomplete partial sectional view, shows the syntagmatic of this embodiment, several coil and a circuit board;
Fig. 4 is a top view, shows that this embodiment omits the vertical view state of this tegmental wall.
Detailed description of the invention
Consult Fig. 2~4, an embodiment of electronic component kit of the present invention, it is available for several coil 31 and installs, and electrically then on a piece of circuit board 32.The electronic component kit of the present embodiment comprises a box body 4, several first pin 5 and several second pin 6.
This box body 4 is used for receiving described coil 31, and include two between left and right every relative and front rearwardly extending sidewall 41, two time interval and connect 42, level of end wall of described sidewall 41 and be integrally connected to the partition wall 43 between described sidewall 41 and described end wall 42, an and tegmental wall 44 being removably covered on described sidewall 41 top.Each sidewall 41 has relative bottom surface 411 and an end face 412, and one extends upward from this bottom surface 411 and connects the lateral surface 413 of this end face 412.Described sidewall 41 and this partition wall 43 define a lower space 45 for holding wherein several (in figure only signals one) in described coil 31 and a upper space 46 being used for holding all the other several (in figure only signals one) in described coil 31 jointly.This lower space 45 has a under shed 451 down, and on this, space 46 has a upper shed 461 upward.
Described first pin 5 is arranged on this box body 4 and for electrically connecting described coil 31 at each interval.Described first pin 5 respectively in connection with in described sidewall 41, is positioned at described first pin 5 of same sidewall 41 and arranges along the bearing of trend time interval of this sidewall 41.Each first pin 5 includes first construction section 51 being embedded in this corresponding sidewall 41, and is connected to the two ends of this first construction section 51 and is close to one first wiring section 52 and one first extension 53 bottom this box body 4.This first wiring section 52 downwardly extends and protrudes from this bottom surface 411 of this corresponding sidewall 41 from this first construction section 51, and for electrically connecting the described coil 31 being positioned at this lower space 45.This first extension 53 protrudes from this lateral surface 413 of this corresponding sidewall 41 from this first construction section 51.
Described second pin 6 is arranged on this box body 4 and for electrically connecting described coil 31 at each interval.Described second pin 6 is respectively in connection with in described sidewall 41.Be positioned at described second pin 6 of same sidewall 41 to arrange along the bearing of trend time interval of this sidewall 41, and respectively with described first pin 5 interleaved.Each second pin 6 includes second construction section 61 being embedded in this corresponding sidewall 41, and is connected to one second wiring section 62 and one second extension 63 at the two ends of this second construction section 61.This second wiring section 62 upwardly extends and protrudes from this end face 412 of this corresponding sidewall 41 from this second construction section 61, and for electrically connecting the described coil 31 being positioned on this space 46.This second extension 63 protrudes from this lateral surface 413 of this corresponding sidewall 41 from this second construction section 61.Bottom this box body 4 contiguous of this second extension 63, and the structure of second extension 63 of the present embodiment is substantially identical with the structure of the first extension 53.Described second extension 63 of described second pin 6 being positioned at same sidewall 41 arranges with described first extension 53 interleaved of described first pin 5 respectively.
When this electronic component kit manufactures, the first construction section 51 of described first pin 5 and the second construction section 61 of the second pin 6, it is when the described sidewall 41 of this box body 4, described end wall 42 and this partition wall 43 are one-body molded, is combined in the lump in described sidewall 41.And described coil 31 be housed in respectively this lower space 45 of this box body 4 with this on space 46, and be wound around with the second wiring section 62 of described second pin 6 with the first wiring section 52 of described first pin 5 respectively and link.And this electronic component kit is when being assembled on this circuit board 32, modes such as welding or cohere can be passed through, the second extension 63 of the first extension 53 of described first pin 5 with described second pin 6 is fixed on this circuit board 32 surface.
It is worth mentioning that, owing on this, space 46 is provided with this upper shed 461, therefore operating personnel will be located in the described coil 31 in space 46 on this and described second wiring section 62 be wound around in conjunction with time, it is possible to be conveniently carried out being wound around operation and facilitating visual examination coil 31 to be wound around situation.When the described coil 31 that will be located in this lower space 45 is intertwined and connected with described first wiring section 52, this box body 4 can be turned upside down, make this lower space 45 upward, be so also convenient for operating personnel and the described coil 31 in lower space 45 is wound with described first wiring section 52 and conveniently inspects.So this box body 4 has the special construction in space 46 and this lower space 45 on this and designs, excellent effect can be brought.
In addition, owing to the expanded range of first pin 5 of the present invention generally can be considered the pin expanded range of known electronic subassembly wrapper, so interting between the first pin 5, described second pin 6 is set again, and the first wiring section 52 making the first pin 5 is positioned at bottom box body 4, second wiring section 62 of the second pin 6 is positioned at box body 4 top, therefore the gap between adjacent first wiring section 52 is enough, gap between adjacent second wiring section 62 is also enough, wiring is intersegmental will not overmatter, convenient for coil 31 coiling link, so can not change or only change a little the horizontal size of this electronic component kit, just reach to increase the purpose of pin count.And the present invention designs compared to double; two box bodys of known employing internal ring with outer shroud, can significantly reduce size on horizontal plane and take up room, in application on comparatively flexible, still can be packaged on the limited encapsulation work platform of horizontal space, also can be suitably used for being arranged in the electronic installation that horizontal space is limited.