CN206775481U

CN206775481U - A kind of optoelectronic switch and K axle Assembled keyboard buttons

Info

Publication number: CN206775481U
Application number: CN201720625227.4U
Authority: CN
Inventors: 杨洪
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-05-31
Filing date: 2017-05-31
Publication date: 2017-12-19
Anticipated expiration: 2027-05-31

Abstract

The utility model discloses a kind of optoelectronic switch and K axle Assembled keyboard buttons, using optoelectronic switch and K axle combined structure designs, the torsion spring and cover of innovation and application can be effectively improved dust-proof and anti-oxidation problem with base snap-in structure, it substantially prolongs the service life of mechanical keyboard, settings of torsion spring simultaneously can ensure the sense of touch with uniqueness during pressing, mechanical sounds and from beginning such as one using effect, meet the use needs of complex environment；Optoelectronic switch is arranged on circuit board bottom surface, separated with K axles and base, the hidden danger for having axle center component to hit transmitting tube or reception pipe when installation process and repeatedly pressing use can be effectively avoided, improve the reliability used and functional stabilization；K axles are slided into transmitting tube and reception pipe using mandrel through base and circuit board, to block or turn on the transmission of the signal between the transmitting tube and the reception pipe, have the characteristics of simple and compact for structure, can be easy to dismounting, replacement and repair, suitable for popularization and application.

Description

A kind of optoelectronic switch and K axle Assembled keyboard buttons

Technical field

It the utility model is related to optoelectronic switch emission reduction button technical field, specifically a kind of optoelectronic switch and K axle combined types Keyboard.

Background technology

Photoelectric key board is emerging keyboard in recent years, and it is on traditional mechanical key axle technical foundation, is added brand-new Optoelectronic induction identification technology, it is optical sensor component by replacing traditional contact plectrum, improves conventional contact mechanical switch Some problems.It utilizes optical principle and photoelectric coupling technology, and the path of light, light blocking are formed by light-emitting component and photo detector Part priming photo-coupler in the cut-out of light path and closing course is carried out, change the break-make that circuit resistance value completes circuit, so as to The conversion of electricity-light-electricity, and then disconnection and the path of controlling switch are realized, and then realizes the pressing operation of keyboard there is switch The advantages of fast response time.

But there is many deficiencies in existing photoelectric key board button：1) traditional MX machineries axle construction is easily in net The environment of the rather harsh such as coffee enters ash, and the copper contact chip and elastic component for producing mechanical sounds easily aoxidize, with making for a long time With its function can be caused gradually to weaken or lose, so as to cause card key, prevent mechanical feel from remaining the same from beginning to end；2) opto-electronic conversion is opened The upper surface for being all disposed within circuit board is closed, has axle center component to hit transmitting tube or reception in installation process and repeatedly pressing use The hidden danger of pipe, reliability and functional stabilization be not high；3) existing machinery axle construction is more complicated, and dismounting is poor with maintainability, is not easy to Change axle.

Utility model content

In order to solve the above technical problems, the purpose of this utility model is that providing one kind uses K axle construction, can be easy to dismount With replacing, dust-proof anti-oxidation problem is effectively improved, the torsion spring mechanism of innovation and application can prolonged mechanical keyboard service life and guarantee A from beginning such as handle effect, while optoelectronic multiplex switch is arranged on circuit board bottom surface and separated with K axles and base, can effectively avoid axle Hit problem, reliability and functional stabilization are more preferable, while can meet that complex environment is combined using the optoelectronic switch of needs with K axles Formula keyboard.

To reach above-mentioned purpose, the technical solution of the utility model is as follows：

A kind of optoelectronic switch and K axle Assembled keyboard buttons, including circuit board, the photoelectricity that is arranged on circuit board lower surface are opened Close, be arranged on the base of circuit board upper surface, the cover being fastened on base, the interior K for being placed on cover and being slidably matched with base Axle and the elastic component being arranged between K axles and base, through hole is offered on the circuit board, it is in phase that the optoelectronic switch, which includes, The transmitting tube and reception pipe of through hole both sides are arranged on over the ground, and the K axles include body, the slip being arranged at left and right sides of body Portion, the briquetting being arranged on front side of body and body lower surface and the mandrel being adapted with through hole are arranged on, the base includes Pedestal, the hollow guiding tube for being located at pedestal center and extending straight up, the sliding cavity set at left and right sides of the guiding tube, The groove being located on front side of guiding tube and the torsion spring being fastened in groove, the vertical end of the torsion spring contact with the inwall of groove, The transverse end of torsion spring contacts with briquetting, pressing body make mandrel through guiding tube inner chamber and through hole slide into transmitting tube and reception pipe it Between, to block or turn on the transmission of the signal between the transmitting tube and the reception pipe.

Further, the outer wall at left and right sides of the pedestal close to sliding cavity is provided with clamping hooked, two before and after pedestal Side is provided with the first breach, elastomer block is vertically provided with first breach, the lateral wall of the elastomer block is provided with projection, described The top of circuit board is provided with fixed plate, and the pedestal is installed in the opening of the fixed plate and the projection is fastened in described open The edge of mouth, the second breach is provided with below the first breach on rear side of pedestal, is set on the circuit board of second indentation, there There is LED.

Further, the cover includes lid and the holding section being arranged at left and right sides of lid, and the lid is provided with Body slides vertically the opening passed through, and the holding section is fastened with the clamping hooked, and the cover is covered on the base When, the clamping hooked fastens with the holding section.

Further, the side wall of the groove is provided with location division, when not pressing body, the transverse end card of the torsion spring It is connected to the location division.

Further, the elastic component and torsion spring are all made up of stainless steel material, are scribbled on the surface of elastic component and torsion spring Protective layer.

Further, the emission port of the transmitting tube and the receiving port of the reception pipe are mutual just in face of the through hole It is right.

The beneficial effects of the utility model：

A kind of optoelectronic switch of the present utility model and K axle Assembled keyboard buttons,

1st, using optoelectronic switch and K axle combined structure designs, torsion spring and cover and the base snap-in structure of innovation and application can Dust-proof and anti-oxidation problem is effectively improved, substantially prolongs the service life of mechanical keyboard, while the setting of torsion spring can ensure to press Sense of touch, mechanical sounds with uniqueness during pressure and from beginning as one using effect, meet the use needs of complex environment.

2nd, optoelectronic switch is arranged on circuit board bottom surface, separated with K axles and base, can effectively avoid installation process and more Secondary pressing has the hidden danger that axle center component hits transmitting tube or reception pipe when using, and improves the reliability used and function-stable Property.

3rd, K axles are slided into transmitting tube and reception pipe using mandrel through base and circuit board, described to block or turn on Between transmitting tube and the reception pipe signal transmission, have it is simple and compact for structure, can be easy to dismounting, the spy of replacement and repair Point, suitable for popularization and application.

Brief description of the drawings

Fig. 1 is the decomposition texture schematic diagram of a kind of optoelectronic switch of the utility model and K axle Assembled keyboard buttons.

Fig. 2 is the overlooking the structure diagram of a kind of optoelectronic switch of the utility model and K axle Assembled keyboard buttons.

Fig. 3 is along the sectional view in A-A directions in Fig. 2.

Fig. 4 is along the sectional view in B-B directions in Fig. 2.

Embodiment

For the purpose of this utility model, technical scheme and advantage is more clearly understood, below in conjunction with accompanying drawing, to this practicality It is new to be described in further detail.

It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this reality The ordinary meaning understood with new one of ordinary skill in the art.

In the description of the present application, it is to be understood that the instruction such as term " on ", " under ", "front", "rear", "left", "right" Orientation or position relationship be based on the orientation or position relationship shown in accompanying drawing 1, be for only for ease of description the utility model and Simplify description, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific azimuth configuration And operation, therefore it is not intended that to limitation of the present utility model.

As Figure 1-4, a kind of optoelectronic switch and K axle Assembled keyboard buttons, including circuit board 1, it is arranged on circuit board The optoelectronic switch 2 of lower surface, the base 3 for being arranged on circuit board upper surface, the cover 4 being fastened on base, it is interior be placed on cover and The K axles 5 being slidably matched with base and the elastic component 6 being arranged between K axles and base, circuit board is arranged on by optoelectronic switch Lower surface is advantageous to separate with the base of circuit board and K axles, can effectively avoid having when installation process and repeatedly pressing use Axle center component hits the hidden danger of transmitting tube or reception pipe, improves the reliability used and functional stabilization；On the circuit board Through hole 11 is offered, the optoelectronic switch includes being in the transmitting tube 21 and reception pipe 22 for being oppositely disposed at through hole both sides, preferably Using through hole center as symmetrical interface, the emission port 211 of the transmitting tube 21 and the receiving port 221 of the reception pipe 22 face institute State through hole and facing each other, be advantageous to the reception transmission of signal；The K axles include body 51, are arranged at left and right sides of body Sliding part 52, the briquetting 53 being arranged on front side of body and be arranged on body lower surface and with through hole be adapted mandrel 54, institute State base include pedestal 31, be located at pedestal center and extend straight up hollow guiding tube 32, positioned at guiding tube or so two Sliding cavity 33, the groove 34 being located on front side of guiding tube and the torsion spring 35 being fastened in groove that side is set, the torsion spring erect Contacted to end with the inwall of groove, the transverse end of torsion spring contacts with briquetting, and wherein the vertical end of torsion spring and transverse end are with such as Fig. 1 Shown in torsion spring location status and define；When pressing K axles, the transverse end of briquetting compressing friction torsion spring, in the effect of torsion spring Under keep contact condition with briquetting all the time, the sense of touch, mechanical sounds and the from beginning use such as one with uniqueness when can make pressing are imitated Fruit；Pressing body makes mandrel be slided into through guiding tube inner chamber and through hole transmitting tube and reception pipe, described to block or turn on Signal transmission between transmitting tube and the reception pipe；With this, elastic component is preferably spring, and spring is set on mandrel, bullet One end of spring is located at the root of mandrel with body to be connected, and the other end of spring is socketed on guiding tube, and during installation, mandrel need to be with Guiding tube is concentric, inner chamber and the outside diameter of mandrel's gap cooperation of guiding tube, can effectively ensure that the pressing of K axles is imitated with elastic force during resilience Fruit；Preferentially, mandrel extreme lower position during non-pressed state is the lower edge of through hole, namely mandrel will not block transmitting tube Emission port and the receiving port signal of reception pipe transmit, and when pressing the limiting condition of K axles, the mobile extreme lower position of mandrel is transmitting tube The emission port of transmitting tube and the receiving port signal of reception pipe is blocked to transmit completely with the lower edge of reception pipe, namely guarantee mandrel While do not increase the whole height of button.

As the further improvement to above-mentioned technical proposal, the left and right sides of pedestal 31 is set on the outer wall of sliding cavity There is clamping hooked 311, clamping hooked is used to engage with cover, and the first breach 312, first breach are provided with the front and rear sides of pedestal Upper to be vertically provided with elastomer block 313, the lateral wall of the elastomer block is provided with projection 314, and the top of the circuit board, which is provided with, to be fixed Plate 7, the pedestal is installed in the opening 71 of the fixed plate and the projection is fastened in the edge of the opening, positioned at pedestal The second breach 315 is provided with below the breach of rear side first, LED 8 is provided with the circuit board of second indentation, there, makes photoelectricity Switchboards button has backlight effect.

As the further improvement to above-mentioned technical proposal, the cover 4 includes lid 41 and is arranged on lid or so two The holding section 42 of side, the lid slide vertically the opening 411 passed through, the holding section and the clamping hooked provided with body 311 fasten.When the cover is covered on the base 3, the clamping hooked fastens with the holding section, loads and unloads, changes Quick and convenient, maintainability is high.

Further, the side wall of the groove 34 is provided with location division 341, when not pressing body, the horizontal stroke of the torsion spring The location division is connected in end, torsion spring can be made to constrain in all the time in groove, is advantageous to the dismounting and maintenance of K axles.

Preferably, the elastic component 6 and torsion spring 35 are all made up of stainless steel material, are scribbled on the surface of elastic component and torsion spring Protective layer, compared to existing copper contact chip or elastic component, applying the stainless steel material of matcoveredn has good antioxidant effect, Service life of the present utility model can effectively be extended.

Compared with prior art, the transmitting tube and the reception pipe are all disposed within the following table of circuit board by the utility model Face, be advantageous to separate with the base of circuit board and K axles, can effectively avoid having axle center when installation process and repeatedly pressing use Component hits the hidden danger of transmitting tube or reception pipe, improves the reliability used and functional stabilization, and pass through the mandrel on K axles Elastic component elastic force effect under move back and forth up and down to block or turn on the letter between the transmitting tube and the reception pipe Number transmission, more compact structure；It is easy compared to the existing copper contact chip or elastic component for sending mechanical sounds and realizing mechanical feel The problem of oxidation weakens with long-time performance, innovation and application torsion spring, the mechanical touch sense with uniqueness, machine when can make pressing Tool sound and from beginning such as one using effect, there is good antioxidant effect using the stainless steel material for applying matcoveredn, can Effectively extend service life of the present utility model；Other cover engages with base and K axle integral structures, effectively increases dress Unload, the rapidity of replacement and repair and convenience, suitable for popularization and application.

The other inner structural features and function of transmitting tube, reception pipe, cover and base involved by the utility model It is well known to those of ordinary skill in the art, is no longer described in detail herein.

Explanation and embodiment above is only exemplary, does not form any restrictions to the scope of the utility model.This Art personnel should be understood that can be to utility model technical side under without departing from spirit and scope of the present utility model The details and form of case are modified or replaced, but these modifications and replacement are each fallen within the scope of protection of the utility model.

Claims

1. a kind of optoelectronic switch and K axle Assembled keyboard buttons, it is characterised in that：Including circuit board (1), it is arranged under circuit board The optoelectronic switch (2) on surface, the base (3) for being arranged on circuit board upper surface, the cover (4) being fastened on base, interior it is placed on face Lid and the K axles (5) being slidably matched with base and the elastic component (6) being arranged between K axles and base, open up on the circuit board There is through hole (11), the optoelectronic switch is included in the transmitting tube (21) and reception pipe (22) for being oppositely disposed at through hole both sides, institute State K axles include body (51), the sliding part (52) being arranged at left and right sides of body, the briquetting (53) that is arranged on front side of body and Be arranged on body lower surface and with through hole be adapted mandrel (54), the base include pedestal (31), be located at pedestal center and The hollow guiding tube (32) that extends straight up, the sliding cavity (33) set at left and right sides of guiding tube, it is located at guiding tube The groove (34) of front side and the torsion spring (35) being fastened in groove, the vertical end of the torsion spring contact with the inwall of groove, turn round The transverse end of spring contacts with briquetting, pressing body make mandrel through guiding tube inner chamber and through hole slide into transmitting tube and reception pipe it Between, to block or turn on the transmission of the signal between the transmitting tube and the reception pipe.

2. a kind of optoelectronic switch according to claim 1 and K axle Assembled keyboard buttons, it is characterised in that：The pedestal (31) left and right sides is provided with clamping hooked (311) close to the outer wall of sliding cavity, and the first breach is provided with the front and rear sides of pedestal (312), vertical on first breach to be provided with elastomer block (313), the lateral wall of the elastomer block is provided with raised (314), institute The top for stating circuit board is provided with fixed plate (7), and the pedestal is installed in the opening (71) of the fixed plate and the raised card The edge of the opening is held in, the second breach (315) is provided with below the first breach on rear side of pedestal, in second breach The circuit board at place is provided with LED (8).

3. a kind of optoelectronic switch according to claim 2 and K axle Assembled keyboard buttons, it is characterised in that：The cover (4) lid (41) and the holding section (42) being arranged at left and right sides of lid are included, the lid slides vertically logical provided with body The opening (411) crossed, the holding section are fastened with the clamping hooked (311), and the cover is covered on the base (3) When, the clamping hooked fastens with the holding section.

4. a kind of optoelectronic switch according to claim 1 and K axle Assembled keyboard buttons, it is characterised in that：The groove (34) side wall is provided with location division (341), and when not pressing body, the transverse end of the torsion spring is connected in the location division.

5. a kind of optoelectronic switch according to claim 4 and K axle Assembled keyboard buttons, it is characterised in that：The elasticity Part (6) and torsion spring (35) are all made up of stainless steel material, and matcoveredn is applied on the surface of elastic component and torsion spring.

6. a kind of optoelectronic switch according to claim 1 and K axle Assembled keyboard buttons, it is characterised in that：The transmitting Manage the emission port (211) of (21) and the receiving port (221) of the reception pipe (22) is facing each other in face of the through hole.