CN204632646U - A kind of novel computer mechanical keyboard circuit board and keyboard - Google Patents
A kind of novel computer mechanical keyboard circuit board and keyboard Download PDFInfo
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- CN204632646U CN204632646U CN201520375772.3U CN201520375772U CN204632646U CN 204632646 U CN204632646 U CN 204632646U CN 201520375772 U CN201520375772 U CN 201520375772U CN 204632646 U CN204632646 U CN 204632646U
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- printed circuit
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Abstract
The utility model is applicable to computer keyboard technique field.The utility model discloses a kind of novel computer mechanical keyboard circuit board, it circuit board front comprising band first printed circuit is provided with keyboard special axis, each keyboard special axis is provided with diode and resistance, described diode, resistance form electric pathway with the first printed circuit respectively, the solder joint of this keyboard special axis is positioned at the second printed circuit side of back of circuit board, and described first printed circuit is connected with the second printed circuit signal.Because diode and resistance are positioned at the same side; and the solder joint of keyboard special axis and LED is positioned at opposite side; when carrying out wave soldering to keyboard special axis and LED; do not need to be positioned at opposite side, diode and resistance protects; reduce over the difficulty of wave-soldering; do not need to carry out artificial repair welding, reduce production process, enhance productivity.
Description
Technical field
The utility model relates to computer keyboard technique field, particularly a kind of novel computer mechanical keyboard circuit board and keyboard.
Background technology
The corresponding hole site on pcb board worn by two switches of mechanical keyboard special axis (also referred to as switch), then in each axle, LED is inserted, LED is made to wear corresponding pcb board hole, the parts that combinations thereof is good cross wave-soldering, special axis and LED is made to be welded on pcb board, the solder joint of special axis and LED is positioned at the same side, and the keyboard produced of which is when occurring bad and be inconvenient to dismantle.Electronic devices and components have been attached to the bottom of pcb board with the common practice of present switch dish industry by the inspection and repair shop for the ease of product.
A Chip-R (RGB lamp then has three Chip-Rs) can be had at least owing to can have near each axle of mechanical keyboard near the diode of a paster, each LED, each axle has two pins will by tin welding on wave-soldering, and each LED has at least two pin (lamp of RGB is four pin) will by tin welding on wave-soldering.Stamp-mounting-paper diode and Chip-R are attached to pcb board bottom by traditional way, these components and parts are protected with tool when crossing wave-soldering, owing to needing the components and parts of protection many, more than 200 components and parts, and the components and parts of protection and the pin distances needing to weld are very near, only have 7-8 millimeter the most nearby), and needed the pin welded to reach 400 many places, the large basic branch of area of the components and parts dispersion of protection is in whole pcb board, and the large basic branch of the area crossing the pin dispersion of welding is in whole pcb board; This crosses tin welding with regard to making tool be difficult to ensure to protect to have pasted the pin that components and parts can make needs cross weldering place again, the component damage of the subsides after causing wave-soldering on circuit board, the components and parts posted come off, the components and parts joint welding that posts, axle and lamp the phenomenon such as pin rosin joint; Cause operating efficiency low, quality extremely unstable, the problems such as manual repair welding.
Summary of the invention
The technical problem that the utility model mainly solves is to provide a kind of novel computer mechanical keyboard circuit board and keyboard, and this novel computer mechanical keyboard circuit board can reduce production process, enhances productivity; Adopt the keyboard production cost of this computer keyboard circuit low, be also convenient to maintenance.
In order to solve the problem, the utility model provides a kind of novel computer mechanical keyboard circuit board, this computer keyboard circuit comprises circuit board, the circuit board front that this circuit board comprises band first printed circuit is provided with keyboard special axis, each keyboard special axis is provided with diode and resistance, described diode, resistance form electric pathway with the first printed circuit respectively, the solder joint of this keyboard special axis is positioned at the second printed circuit side of back of circuit board, and described first printed circuit is connected with the second printed circuit signal.
Say further, the second printed circuit is provided with reserved diode for subsequent use and standby electricity resistance circuit, the diode on this diode for subsequent use and standby electricity resistance circuit the first printed circuit corresponding with each keyboard special axis and resistor coupled in parallel.
Say further, also comprise the LED of the DIP encapsulation being located at the special axle bed of keyboard, oversampling circuit plate is worn in the encapsulation of this LED, and the solder joint of itself and circuit board is positioned at the second printed circuit.
Say further, described circuit board is provided with the location hole coordinated with the reference column on keyboard special axis base.
The utility model also provides a kind of mechanical computer keyboard, this mechanical computer keyboard comprises: upper cover and the lower cover coordinated with upper cover, and the circuit board before being positioned at upper and lower covers, the circuit board front that this circuit board comprises band first printed circuit is provided with keyboard special axis, each keyboard special axis is provided with diode and resistance, described diode, resistance form electric pathway with the first printed circuit respectively, the solder joint of this keyboard special axis is positioned at the second printed circuit side of back of circuit board, and described first printed circuit is connected with the second printed circuit signal.
Say further, the second printed circuit is provided with reserved diode for subsequent use and standby electricity resistance circuit, the diode on this diode for subsequent use and standby electricity resistance circuit the first printed circuit corresponding with each keyboard special axis and resistor coupled in parallel.
Say further, also comprise the LED of the DIP encapsulation being located at the special axle bed of keyboard, oversampling circuit plate is worn in the encapsulation of this LED, and the solder joint of itself and circuit board is positioned at the second printed circuit.
Say further, described circuit board is provided with the location hole coordinated with the reference column on keyboard special axis base.
Say further, described computer keyboard also comprises for plate in fixing keyboard special axis seat, and in this, plate superposes fixing with circuit board, and between middle plate and circuit board, be provided with gap, described middle plate is provided with the base holes with keyboard special axis base engagement.
The utility model computer machinery keyboard pcb, the circuit board front comprising band first printed circuit is provided with keyboard special axis, each keyboard special axis is provided with diode and resistance, described diode, resistance form electric pathway with the first printed circuit respectively, the solder joint of this keyboard special axis is positioned at the second printed circuit side of back of circuit board, and described first printed circuit is connected with the second printed circuit signal.Because diode and resistance are positioned at the same side; and the solder joint of keyboard special axis and LED is positioned at opposite side; when carrying out wave soldering to keyboard special axis and LED; diode and resistance to being positioned at opposite side is not needed to protect; reduce over the difficulty of wave-soldering; do not need to carry out artificial repair welding, reduce production process, enhance productivity.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, and the accompanying drawing in describing is embodiments more of the present utility model, to those skilled in the art, under the prerequisite not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model computer machinery keyboard pcb example structure schematic diagram.
Fig. 2 is computer keyboard circuit board embodiment side structure schematic diagram.
Below in conjunction with embodiment, and with reference to accompanying drawing, the realization of the utility model object, functional characteristics and advantage are described further.
Embodiment
In order to make to want the object of utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
As depicted in figs. 1 and 2, the utility model provides a novel computer mechanical keyboard circuit board embodiment.
This novel computer mechanical keyboard circuit board comprises: circuit board 1 front with the first printed circuit is provided with keyboard special axis 3, each keyboard special axis 3 is provided with diode and resistance, described diode, resistance form electric pathway with the first printed circuit respectively, the solder joint of this keyboard special axis 3 is positioned at the second printed circuit side of back of circuit board, and described first printed circuit is connected with the second printed circuit signal.
Specifically, described first printed circuit is arranged on the end face of circuit board 1, and the second printed circuit is arranged on the bottom surface relative with end face.Described computer keyboard circuit board also comprises the LED of the DIP encapsulation being located at the special axle bed of keyboard, and oversampling circuit plate 1 is worn in the encapsulation of this LED, and the solder joint of itself and circuit board 1 is positioned at the second printed circuit, i.e. bottom surface.Described circuit board 1 is provided with the location hole coordinated with the reference column on keyboard special axis 3 base.Due to the end face at circuit board 1, namely the first printed circuit is first welded with diode and resistance.After special turn and LED are inserted circuit board 1, carry out welding with the second printed circuit after wave crest weldering, solder joint is positioned at the second printed circuit side, and on the second printed circuit, that is only have LED and keyboard special axis solder joint, diode and resistance are positioned at first printed circuit the same side.When carrying out wave soldering to keyboard special axis and LED, not needing diode and resistance to being positioned at opposite side to protect, reducing over the difficulty of wave-soldering, not needing to carry out artificial repair welding, reduce production process, enhance productivity.
As required, second printed circuit is provided with reserved diode for subsequent use and standby electricity resistance circuit, diode on this diode for subsequent use and standby electricity resistance circuit the first printed circuit corresponding with each keyboard special axis and resistor coupled in parallel, when the diode on the first printed circuit and resistance have problem to need when changing not need originally bad components and parts to pull down, direct corresponding components and parts of burn-oning in the second printed circuit stand-by circuit position, keep in repair more convenient, also improve the efficiency of maintenance.
As shown in Figure 2, the utility model also provides a kind of mechanical computer keyboard embodiment.
This mechanical computer keyboard comprises: upper cover and the lower cover coordinated with upper cover, and the circuit board 1 before being positioned at upper and lower covers, the circuit board front that this circuit board 1 comprises band first printed circuit is provided with keyboard special axis, each keyboard special axis is provided with diode and resistance, described diode, resistance form electric pathway with the first printed circuit respectively, the solder joint of this keyboard special axis is positioned at the second printed circuit side of back of circuit board, and described first printed circuit is connected with the second printed circuit signal.
Specifically, described first printed circuit is arranged on the end face of circuit board 1, and the second printed circuit is arranged on the bottom surface relative with end face.Described computer keyboard circuit board also comprises the LED of the DIP encapsulation being located at the special axle bed of keyboard, and in this keyboard special axis, cover has keycap 4, and oversampling circuit plate 1 is worn in the encapsulation of this LED, and the solder joint of itself and circuit board 1 is positioned at the second printed circuit, i.e. bottom surface.Described circuit board 1 is provided with the location hole coordinated with the reference column on keyboard special axis 3 base.Due to the end face at circuit board 1, namely the first printed circuit is first welded with diode and resistance.After special turn and LED are inserted circuit board 1, carry out welding with the second printed circuit after wave crest weldering, solder joint is positioned at the second printed circuit side, and on the second printed circuit, that is only have LED and keyboard special axis solder joint, diode and resistance are positioned at first printed circuit the same side.When carrying out wave soldering to keyboard special axis and LED, not needing diode and resistance to being positioned at opposite side to protect, reducing over the difficulty of wave-soldering, not needing to carry out artificial repair welding, reduce production process, enhance productivity.
As required, second printed circuit is provided with reserved diode for subsequent use and standby electricity resistance circuit, diode on this diode for subsequent use and standby electricity resistance circuit the first printed circuit corresponding with each keyboard special axis and resistor coupled in parallel, when the diode on the first printed circuit and resistance have problem to need when changing not need originally bad components and parts to pull down, direct corresponding components and parts of burn-oning in the second printed circuit stand-by circuit position, keep in repair more convenient, also improve the efficiency of maintenance.
Described computer keyboard also comprises for plate 2 in fixing keyboard special axis seat 3, and in this, plate 2 superposes fixing with circuit board 1, and between middle plate 2 and circuit board 1, be provided with gap, described middle plate 2 is provided with the base holes with keyboard special axis base engagement.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. a novel computer mechanical keyboard circuit board, it is characterized in that: the circuit board front comprising band first printed circuit is provided with keyboard special axis, each keyboard special axis is provided with diode and resistance, described diode, resistance form electric pathway with the first printed circuit respectively, the solder joint of this keyboard special axis is positioned at the second printed circuit side of back of circuit board, and described first printed circuit is connected with the second printed circuit signal.
2. a kind of novel computer mechanical keyboard circuit board according to claim 1, it is characterized in that: on the second printed circuit, be provided with reserved diode for subsequent use and standby electricity resistance circuit, the diode on this diode for subsequent use and standby electricity resistance circuit the first printed circuit corresponding with each keyboard special axis and resistor coupled in parallel.
3. novel computer mechanical keyboard circuit board according to claim 1 or 2, is characterized in that: the LED also comprising the DIP encapsulation being located at the special axle bed of keyboard, oversampling circuit plate is worn in the encapsulation of this LED, and the solder joint of itself and circuit board is positioned at the second printed circuit.
4. a kind of novel computer mechanical keyboard circuit board according to claim 3, is characterized in that: described circuit board is provided with the location hole coordinated with the reference column on keyboard special axis base.
5. a computer mechanical keyboard, the lower cover comprising upper cover and coordinate with upper cover, and the circuit board between upper and lower covers, the circuit board front that this circuit board comprises band first printed circuit is provided with keyboard special axis, each keyboard special axis is provided with diode and resistance, described diode, resistance form electric pathway with the first printed circuit respectively, and the solder joint of this keyboard special axis is positioned at the second printed circuit side of back of circuit board, and described first printed circuit is connected with the second printed circuit signal.
6. computer mechanical keyboard according to claim 5, it is characterized in that: on the second printed circuit, be provided with reserved diode for subsequent use and standby electricity resistance circuit, the diode on this diode for subsequent use and standby electricity resistance circuit the first printed circuit corresponding with each keyboard special axis and resistor coupled in parallel.
7. computer mechanical keyboard according to claim 5 or 6, is characterized in that: the LED also comprising the DIP encapsulation being located at the special axle bed of keyboard, oversampling circuit plate is worn in the encapsulation of this LED, and the solder joint of itself and circuit board is positioned at the second printed circuit.
8. computer mechanical keyboard according to claim 7, is characterized in that: described circuit board is provided with the location hole coordinated with the reference column on keyboard special axis base.
9. computer mechanical keyboard according to claim 5, it is characterized in that: described computer keyboard also comprises for plate in fixing keyboard special axis seat, in this, plate superposes fixing with circuit board, between middle plate and circuit board, be provided with gap, described middle plate is provided with the base holes with keyboard special axis base engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520375772.3U CN204632646U (en) | 2015-06-03 | 2015-06-03 | A kind of novel computer mechanical keyboard circuit board and keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520375772.3U CN204632646U (en) | 2015-06-03 | 2015-06-03 | A kind of novel computer mechanical keyboard circuit board and keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204632646U true CN204632646U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520375772.3U Expired - Fee Related CN204632646U (en) | 2015-06-03 | 2015-06-03 | A kind of novel computer mechanical keyboard circuit board and keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204632646U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610965A (en) * | 2016-07-12 | 2018-01-19 | 致伸科技股份有限公司 | Optical profile type keyboard |
-
2015
- 2015-06-03 CN CN201520375772.3U patent/CN204632646U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610965A (en) * | 2016-07-12 | 2018-01-19 | 致伸科技股份有限公司 | Optical profile type keyboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20160603 |