CN209861274U - Waterproof keyboard concatenation circuit board - Google Patents
Waterproof keyboard concatenation circuit board Download PDFInfo
- Publication number
- CN209861274U CN209861274U CN201920236549.9U CN201920236549U CN209861274U CN 209861274 U CN209861274 U CN 209861274U CN 201920236549 U CN201920236549 U CN 201920236549U CN 209861274 U CN209861274 U CN 209861274U
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- circuit board
- board body
- waterproof
- electric
- fixedly connected
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Abstract
The utility model discloses a waterproof keyboard concatenation circuit board, including the circuit board body, the first bayonet joint of one side fixed connection of circuit board body, second bayonet joint and electric insertion piece, the first slot of opposite side fixedly connected with, second slot and electric insertion groove, the one end that is close to the circuit board body in the electric insertion groove is provided with the conducting strip of being connected with circuit board body welding electricity, waterproof gasket has been cup jointed to the one end that the electric insertion piece is close to the circuit board body, when a plurality of this circuit board concatenations, first bayonet joint, second bayonet joint and electric insertion piece on the circuit board body insert respectively in the first slot, second slot and the electric insertion groove on another circuit board body, waterproof gasket seals the bottom of electric insertion piece and electric insertion groove, the front end and the touching circular telegram of electric insertion piece, water-proof effects is good, the concatenation is simple, the plug is quick, fully satisfy individualized conducting strip circular telegram, The miniaturized keyboard demand, the mode of concatenation simultaneously also conveniently changes and the maintenance single circuit board can.
Description
Technical Field
The utility model relates to a mechano-electronic field, especially a waterproof keyboard concatenation circuit board that waterproof performance is good.
Background
The keyboard is a command and data input device for operating equipment, also refers to a group of function keys (such as typewriter and computer keyboard) which are arranged to operate a machine or equipment through a system, the keyboard also forms a part of keyboard musical instrument, also refers to musical instruments using the keyboard, such as piano, digital piano or electronic organ, etc., the keyboard is helpful for practicing typewriting, the computer keyboard can not be separated from the circuit board during the production and manufacturing process, and the name of the circuit board is: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper plate, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc., the circuit board makes the circuit miniaturized and visualized, plays an important role in the batch production of fixed circuit and the optimization of the layout of electric appliances, but the computer keyboard in the prior art is mostly arranged integrally, the length and the width are fixed, each key is laid on the keyboard, the computer keyboard is visual, the application is wide, the standardization degree is high, but the computer keyboard can not be applied to various and small input environments, and the individual input habit can not be met, for example, a keyboard with only a few keys is needed sometimes, for example, some keys are frequently used, the corresponding circuit is very easy to break down, especially the whole keyboard needs to be scrapped when needing maintenance and replacement, it is very wasteful.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defect of prior art, the utility model provides a waterproof keyboard concatenation circuit board that waterproof performance is good, can freely splice.
In order to realize the above object, the utility model provides a waterproof keyboard concatenation circuit board, including the circuit board body, be provided with button installation department and electricity on the circuit board body and connect each the wire of button installation department, one side fixedly connected with parallel arrangement of circuit board body and length first plug connector, second plug connector and the electricity inserted sheet that differs, opposite side fixedly connected with socket, the socket be provided with first plug connector, second plug connector and the electricity inserted sheet that match respectively first slot, second slot and the electricity slot, the rear end of electricity inserted sheet with circuit board body welding electricity is connected, be close to in the electricity slot the one end of circuit board body be provided with the conducting strip that circuit board body welding electricity is connected, the electricity inserted sheet is close to waterproof gasket has been cup jointed to the one end of circuit board body.
Furthermore, one side fixedly connected with of circuit board body glues seat, the rear end of first bayonet joint, second bayonet joint and electric insertion piece with first connection glues seat fixed connection.
Furthermore, the other side of the circuit board body is fixedly connected with a second connecting rubber seat, and the socket is fixedly connected with the second connecting rubber seat.
Further, a heat-shrinkable sleeve is sleeved on the part of the electric plug close to the circuit board body.
Furthermore, the part of the electric plug close to the circuit board body is coated with epoxy resin waterproof glue.
Furthermore, a nano waterproof coating is coated on the surface of the circuit board body.
Furthermore, the surface of the circuit board body is coated with epoxy resin waterproof glue.
Further, the circuit board body is coated with a glass cloth coating, one side of the glass cloth coating, which is far away from the circuit board body, is coated with a formic acid diethyl ester waterproof coating, the formic acid diethyl ester waterproof coating is far away from a first waterproof membrane fixedly connected with one side of the glass cloth coating, and the first waterproof membrane is far away from the second waterproof membrane fixedly connected with one side of the formic acid diethyl ester waterproof coating.
The utility model has the advantages that: the utility model discloses a waterproof keyboard splicing circuit board, which comprises a circuit board body, one side of the circuit board body is fixedly connected with a first plug connector, a second plug connector and an electric insertion piece which are arranged in parallel and have different lengths, the other side of the circuit board body is fixedly connected with a first slot, a second slot and an electric insertion slot which are respectively matched with the first plug connector, the second plug connector and the electric insertion piece, one end of the electric insertion slot close to the circuit board body is provided with a conducting strip which is electrically connected with the circuit board body in a welding way, one end of the electric insertion piece close to the circuit board body is sleeved with a waterproof gasket, when a plurality of circuit boards are spliced, the first plug connector, the second plug connector and the electric insertion piece on one circuit board body are respectively inserted into the first slot, the second slot and the electric insertion slot on the other circuit board body, because the lengths of the first plug connector, the second plug connector and the electric insertion piece are different, the waterproof gasket can not be inserted by, the front end of the electric insertion piece is in contact with the conductive piece for power on, the waterproof effect is good, the splicing is simple, the plugging and unplugging are rapid, the requirements of personalized and miniaturized keyboards are fully met, and meanwhile, the single circuit board can be conveniently replaced and maintained in the splicing mode.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic diagram of a multi-layer waterproof coating structure of a circuit board body.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein it is noted that, in the description of the invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular manner, and therefore should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 and 2, a waterproof keyboard splicing circuit board comprises a circuit board body 1, wherein the circuit board body 1 is provided with key installation parts 2 and wires electrically connecting the key installation parts 2, one side of the circuit board body 1 is fixedly connected with a first plug connector 3, a second plug connector 4 and an electric plug 5 which are arranged in parallel and have different lengths, the other side of the circuit board body 1 is fixedly connected with a socket 6, the socket 6 is provided with a first slot 7, a second slot 8 and an electric plug slot 9 which are respectively matched with the first plug connector 3, the second plug connector 4 and the electric plug 5, the rear end of the electric plug 5 is electrically connected with the circuit board body 1 in a welding manner, one end of the electric plug 9 close to the circuit board body 1 is provided with a conductive sheet which is electrically connected with the circuit board body 1 in a welding manner, one end of the electric plug 5 close to the circuit board body 1 is sleeved with a waterproof gasket 10, when a plurality of this circuit boards splice, first bayonet joint 3, second bayonet joint 4 and electric mortiser 5 on a circuit board body 1 insert first slot 7, second slot 8 and electric mortiser groove 9 on another circuit board body respectively, because first bayonet joint 3, second bayonet joint 4 and electric mortiser 5 length are different, so can not misplug, waterproof gasket 10 seals the bottom of electric mortiser groove 9 and electric mortiser groove 5, the front end of electric mortiser 5 touches the circular telegram with the conducting strip, water-proof effects is good, the concatenation is simple, the plug is quick, fully satisfy individualized, miniaturized keyboard demand, the mode of concatenation simultaneously also conveniently changes and maintains single circuit board can.
In order to prolong the service life of the circuit board, a first connecting rubber seat 11 is fixedly connected to one side of the circuit board body 1, the rear ends of the first plug connector 3, the second plug connector 4 and the electric plug 5 are fixedly connected with the first connecting rubber seat 11, a second connecting rubber seat 12 is fixedly connected to the other side of the circuit board body 1, the socket 6 is fixedly connected with the second connecting rubber seat 12, and the first connecting rubber seat 11 and the second connecting rubber seat 12 have a certain buffering effect due to the elastic action of the first connecting rubber seat 11 and the second connecting rubber seat 12, so that the splicing service life of the circuit board is prolonged.
In order to further strengthen the waterproof effect of this circuit board, electric inserted sheet 5 also can be water repellent, for example electric inserted sheet 5 is close to the part of circuit board body 1 has cup jointed heat shrinkage bush, perhaps electric inserted sheet 5 is close to the part of circuit board body 1 is scribbled and is equipped with the waterproof glue of epoxy, cooperates waterproof gasket 10 again like this and can guarantee that electric inserted sheet 5 can not soak, ensures electrically conductive safety.
For improving the waterproof effect of the circuit board body 1, in this embodiment, there are two implementation manners, one is to coat a single-layer waterproof coating on the surface of the circuit board body 1, for example, the surface of the circuit board body 1 is coated with a nano waterproof coating, or the surface of the circuit board body 1 is coated with an epoxy resin waterproof adhesive; the other kind is scribbled on the surface of circuit board body 1 and is established multilayer waterproof coating, for example circuit board body 1 is scribbled and is equipped with glass cloth coating 13, the one side that circuit board body 1 was kept away from to glass cloth coating 13 is scribbled and is equipped with second grease waterproof coating 14, the one side fixedly connected with first water proof membrane 15 of glass cloth coating 13 is kept away from to second grease waterproof coating 14, the one side fixedly connected with second water proof membrane 16 of second grease waterproof coating 14 is kept away from to first water proof membrane 15, can carry out omnidirectional protection to this circuit board, the waterproof capability of this circuit board has effectively been improved, it is poor to have solved current circuit board waterproof nature, keyboard life's problem has seriously been reduced.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. A waterproof keyboard splicing circuit board comprises a circuit board body (1), wherein the circuit board body (1) is provided with key installation parts (2) and wires for electrically connecting the key installation parts (2), and is characterized in that one side of the circuit board body (1) is fixedly connected with a first plug connector (3), a second plug connector (4) and an electric plug piece (5) which are arranged in parallel and have different lengths, the other side of the circuit board body is fixedly connected with a socket (6), the socket (6) is provided with a first slot (7), a second slot (8) and an electric plug slot (9) which are respectively matched with the first plug connector (3), the second plug connector (4) and the electric plug piece (5), the rear end of the electric plug piece (5) is electrically connected with the circuit board body (1) in a welding way, one end of the electric plug slot (9) close to the circuit board body (1) is provided with a conducting strip which is electrically connected with the circuit board body (1) in a welding way, the electric insertion piece (5) is close to one end of the circuit board body (1) and is sleeved with a waterproof gasket (10).
2. The waterproof keyboard splicing circuit board of claim 1, wherein one side of the circuit board body (1) is fixedly connected with a first connecting rubber seat (11), and the rear ends of the first plug connector (3), the second plug connector (4) and the electric plug (5) are fixedly connected with the first connecting rubber seat (11).
3. The waterproof keyboard splicing circuit board of claim 1, wherein a second connecting rubber base (12) is fixedly connected to the other side of the circuit board body (1), and the socket (6) is fixedly connected with the second connecting rubber base (12).
4. The waterproof keyboard splicing circuit board of claim 1, wherein a heat-shrinkable sleeve is sleeved on a part of the electric insertion sheet (5) close to the circuit board body (1).
5. The waterproof keyboard splicing circuit board of claim 1, wherein the rear end portion of the electrical insertion piece (5) is coated with an epoxy waterproof glue.
6. The waterproof keyboard splicing circuit board of claim 1, wherein the surface of the circuit board body (1) is coated with a nano waterproof coating.
7. The waterproof keyboard splicing circuit board of claim 1, wherein the surface of the circuit board body (1) is coated with epoxy resin waterproof glue.
8. The waterproof keyboard splicing circuit board of claim 1, wherein the circuit board body (1) is coated with a glass cloth coating (13), one surface of the glass cloth coating (13) away from the circuit board body (1) is coated with a waterproof coating (14) of ethyl formate, one surface of the waterproof coating (14) of ethyl formate away from the glass cloth coating (13) is fixedly connected with a first waterproof membrane (15), and one surface of the first waterproof membrane (15) away from the waterproof coating (14) of ethyl formate is fixedly connected with a second waterproof membrane (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920236549.9U CN209861274U (en) | 2019-02-25 | 2019-02-25 | Waterproof keyboard concatenation circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920236549.9U CN209861274U (en) | 2019-02-25 | 2019-02-25 | Waterproof keyboard concatenation circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209861274U true CN209861274U (en) | 2019-12-27 |
Family
ID=68932174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920236549.9U Active CN209861274U (en) | 2019-02-25 | 2019-02-25 | Waterproof keyboard concatenation circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209861274U (en) |
-
2019
- 2019-02-25 CN CN201920236549.9U patent/CN209861274U/en active Active
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