CN205880827U

CN205880827U - Optical mouse

Info

Publication number: CN205880827U
Application number: CN201620507926.4U
Authority: CN
Inventors: 黄祖金
Original assignee: SHENZHEN SOURCE LUNG OPTICAL TECHNOLOGY Co Ltd
Current assignee: SHENZHEN SOURCE LUNG OPTICAL TECHNOLOGY Co Ltd
Priority date: 2016-05-27
Filing date: 2016-05-27
Publication date: 2017-01-11
Anticipated expiration: 2026-05-27

Abstract

The utility model discloses an optical mouse, including casing, PCB board, lens subassembly, optical sensor and paster lamp source, PCB board fixed mounting is in the casing, and optical sensor installs the board in PCB, the PCB board has the first surface and a second surface of relative setting, paster lamp source install in the second surface of PCB board, the lens subassembly lies in the second surface of PCB board, and the light that sent in paster lamp source is received via the lens subassembly to optical sensor, and the lens subassembly includes the leaded light mirror, and paster lamp source lies in a side on the income plain noodles of leaded light mirror, and the income plain noodles of the luminous side in paster lamp source towards the leaded light mirror. The technical scheme of the utility model set up paster lamp source through the second surface at the PCB board, the luminous side in this paster lamp source is towards the income plain noodles of leaded light mirror to reduce the volume of lens subassembly below PCB, realize the effect that production efficiency is high, with low costs, the energy consumption is low.

Description

Optical mouse

Technical field

This utility model relates to technical field of mouse, particularly to a kind of optical mouse.

Background technology

The structure of the optical mouse that existing market is sold includes pcb board, arranges optical pickocff and lamp source on pcb board, Also needing to arrange an optical lens, this optical lens needs to be arranged on the lower section of pcb board.The light that lamp source is launched is through this optical lens After mirror, reflect through desktop or mouse pad, received by the optical pickocff on pcb board after again passing by optical lens.Existing Lamp source, is usually plugged on the upper surface of pcb board, so can there is problems in that lamp source is plugged on pcb board, needs artificial Plug-in unit, production efficiency is low, and production cost is higher, and assembles inconvenience.Simultaneously because be arranged on the upper surface of pcb board, and optics Lens are below pcb board, and such optical lens some must be positioned at the upper surface of pcb board so that the volume of lens is relatively Greatly, structure more complicated, therefore the propagation efficiency of light is low, and the path distance of light is long, and mouse power consumption is the biggest, and its structure complexity also increases The big difficulty assembled, therefore it has been greatly reduced the efficiency assembled.

Utility model content

Main purpose of the present utility model is to provide a kind of optical mouse, it is intended to make its production efficiency height, energy consumption low.

To achieve these goals, the utility model proposes a kind of optical mouse, including housing, pcb board, lens subassembly, Optical pickocff and SMD lamp source, described pcb board is fixedly installed in described housing, and described optical pickocff is installed on described Pcb board；

Described pcb board has the first surface and second surface being oppositely arranged, and described SMD lamp source is installed on described pcb board Second surface；

Described lens subassembly is positioned at the second surface of described pcb board, and the light that described SMD lamp source sends is via described Mirror assembly, to described optical pickocff, is received by optical pickocff, and described lens subassembly includes guide-lighting mirror, position, described SMD lamp source In a side of the incidence surface of described guide-lighting mirror, and the light emission side in described SMD lamp source is towards the incidence surface of described guide-lighting mirror.

Alternatively, described pcb board has and runs through the first loophole that described first surface and second surface are arranged, described light Learn sensor and be installed on the first loophole described in the first surface of described pcb board and cover cap.

Alternatively, described SMD lamp source is side Luminous paster LED.

Alternatively, described lens subassembly includes lens body, one end towards described second surface of described lens body Having exiting surface, described exiting surface is just to described first loophole；

The side of described lens body is convexly equipped with installation portion, and described installation portion is located at by described guide-lighting mirror.

Alternatively, one end deviating from described second surface of described lens body has receipts bright finish, described exiting surface and institute Stating receipts bright finish is that convex outward is arranged.

Alternatively, described installation portion is arranged with storage tank towards the surface of described second surface, and described guide-lighting mirror is placed in Described storage tank, described SMD lamp source is positioned at described storage tank.

Alternatively, described optical pickocff is provided with collecting lens, described lens body towards the one of described second surface End is provided with groove, and described exiting surface is located at the diapire of described groove, and just arranges described collecting lens.

Alternatively, described housing includes that upper cover and drain pan, described drain pan are provided with mounting groove, and the diapire of described mounting groove is provided with Second loophole；

Described lens subassembly is provided with installing plate, and described installing plate is fixedly installed in described mounting groove, and described receipts bright finish is the most right Described second loophole is arranged.

Alternatively, the material of described lens subassembly is light-passing plastic.

Alternatively, described pcb board is provided with the radio receiving transmitting module matched with USB wireless receiving and dispatching head.

The technical solution of the utility model mainly by pcb board second surface (when optical mouse place on the table Time, first surface is upper surface, and second surface is lower surface) a kind of SMD lamp source is set, described SMD lamp source be positioned at described in lead One side of the incidence surface of light microscopic, and the emission side in this SMD lamp source is towards the incidence surface of guide-lighting mirror, and by the body of lens subassembly The long-pending lower surface being contracted to pcb board, it is achieved that its production efficiency height, low cost, effect that energy consumption is low.

Specifically, the lower surface at pcb board arranges a kind of SMD lamp source, owing to the volume in this SMD lamp source is little, can use certainly Dynamicization paster, therefore the efficiency substantially increasing production is greatly reduced cost of labor, and lens subassembly is arranged under pcb board Face so that the volume of lens subassembly can reduce, and the volume of lens subassembly is little, can improve the propagation efficiency of light.And because paster The light emission side in lamp source is towards the incidence surface of guide-lighting mirror, therefore the light of this SMD lamp source transmitting can be concentrated and inject guide-lighting mirror, therefore it is inhaled The energy receiving light is big, and light is short out, energy consumption will reduce, beneficially energy-conserving and environment-protective.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work Under, it is also possible to other accompanying drawing is obtained according to the structure shown in these accompanying drawings.

Fig. 1 is the part-structure schematic diagram of an embodiment of this utility model optical mouse；

Fig. 2 is the light path schematic diagram of optical mouse in Fig. 1.

Drawing reference numeral illustrates:

Label	Title	Label	Title
				100	Optical mouse	32	Installing plate
10	Drain pan	33	Lens body
				11	Mounting groove	33a	Exiting surface
12	Second loophole	33b	Receive bright finish
				20	Pcb board	331	Groove
21	First loophole	332	Installation portion
				30	Lens subassembly	332a	Storage tank
31	Guide-lighting mirror	40	SMD lamp source
				311	Incidence surface	50	Optical pickocff
312	Plane of refraction	51	Collecting lens

The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model rather than all Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, broadly falls into the scope of this utility model protection.

It is to be appreciated that directional instruction (such as up, down, left, right, before and after ...) in this utility model embodiment It is only used for explanation relative position relation under a certain particular pose (as shown in drawings) between each parts, motion conditions etc., as When really this particular pose changes, then directionality instruction changes the most therewith.

It addition, the description relating to " first ", " second " etc. in this utility model is only used for describing purpose, and it is not understood that For indicating or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", The feature of " second " can express or implicitly include at least one this feature.It addition, the technical side between each embodiment Case can be combined with each other, but must be based on those of ordinary skill in the art are capable of, when the combination of technical scheme Occur conflicting people to think that the combination of this technical scheme does not exists when maybe cannot realize, do not want at this utility model Within the protection domain asked.

This utility model provides a kind of optical mouse 100.

In this utility model embodiment, with reference to Fig. 1 and Fig. 2, this optical mouse 100 includes the housing (end shown in Fig. 1 Shell 10 is only a part for the housing of this optical mouse 100), pcb board 20, lens subassembly 30, optical pickocff 50 and paster Lamp source 40, described pcb board 20 is fixedly installed in described housing, and described optical pickocff 50 is installed on described pcb board 20,

Described pcb board 20 has the first surface being oppositely arranged and second surface (is put it is understood that work as optical mouse When putting on the table, first surface is upper surface, and second surface is lower surface, lower same), described SMD lamp source 40 is installed on described The second surface of pcb board 20；

Described lens subassembly 30 is positioned at the second surface of described pcb board 20, the light that described SMD lamp source 40 sends via Described lens subassembly 30, to described optical pickocff 50, is received by optical pickocff 50, and described lens subassembly 30 includes guide-lighting mirror 31, described SMD lamp source 40 is positioned at a side of the incidence surface 311 of described guide-lighting mirror 31, and the emission side in described SMD lamp source 40 Incidence surface 311 towards described guide-lighting mirror 31.

The technical solution of the utility model is mainly arranged by the second surface (namely lower surface, lower with) at pcb board 20 A kind of SMD lamp source 40, this SMD lamp source 40 is positioned at a side of the incidence surface 311 of described guide-lighting mirror 31, and SMD lamp source 40 Emission side is towards the incidence surface of guide-lighting mirror 31, with the lower surface by the volume-diminished of lens subassembly 30 to pcb board 20, it is achieved that Its production efficiency height, low cost, effect that energy consumption is low.

Specifically, the lower surface at pcb board 20 arranges a kind of SMD lamp source 40, owing to the volume in this SMD lamp source 40 is little, Available automatization paster, therefore the efficiency substantially increasing production is greatly reduced cost of labor, and lens subassembly 30 is arranged on Below pcb board 20 so that the volume of lens subassembly 30 can reduce, and the volume of lens subassembly 30 is little, the propagation effect of light can be improved Rate.And because the light emission side in lamp source 40 is towards the incidence surface 311 of guide-lighting mirror 31, therefore the light launched of this lamp source 40 can be concentrated and inject Guide-lighting mirror 31, therefore its light absorbing energy is big, light is short out, energy consumption will reduce, beneficially energy-conserving and environment-protective.

In the present embodiment, described pcb board 20 has and runs through described first surface and second surface (upper and lower surface) and arrange The first loophole 21, described optical pickocff 50 is installed on first surface (namely upper surface) and the cover cap of described pcb board 20 Described first loophole 21.In this utility model, the propagation path of light is: the light of SMD lamp source 40 horizontal emission is through thoroughly The incidence surface 311 of the guide-lighting mirror 31 of mirror assembly 30 receives, and is sent to the end of mouse after the plane of refraction 312 of guide-lighting mirror launches refraction Portion, is reflected through described first loophole 21 through desktop or mouse pad and is received by described optical pickocff 50.

In another embodiment of the present utility model, described optical pickocff 50 is installed on the second table of described pcb board 20 Face, directly receives reflection light.Certainly, optical pickocff 50 is arranged on the second surface of described pcb board 20, its structure and battery of lens The structure of part 30 also to make adaptive amendment.

Further, described SMD lamp source 40 is side Luminous paster LED.So, this side Luminous paster LED 40 is not only Easy for installation, and light-emitting area is concentrated, and illumination effect is good.

Seeing figures.1.and.2, described lens subassembly 30 includes lens body 33, described lens body 33 towards described The one end on two surfaces has exiting surface 33a, described exiting surface 33a just to described first loophole 21；

The side of described lens body 33 is convexly equipped with installation portion 332, and described installation portion 332 is located at by described guide-lighting mirror 31.

So, light can be propagated to optical pickocff 50 by this exiting surface 33a, leaded light mirror 31 is located at installation portion simultaneously 332, so that the Stability Analysis of Structures of this lens subassembly 31.

Wherein, one end deviating from described second surface of described lens body 33 has receipts bright finish 33b, described exiting surface 33a and described receipts bright finish 33b is that convex outward is arranged.It is arranged such so that optical pickocff connects 50 light received to be increased, Improve the sensitivity of optical pickocff.Certainly, described exiting surface 33a and described receipts bright finish 33b can also use other shape, only Want to realize light-focusing function all in protection domain of the present utility model.

Further, described optical pickocff 50 is provided with collecting lens 51, described lens body 33 towards described second The one end on surface is provided with groove 331, and described exiting surface 33a is located at the diapire of described groove 331, and just to described collecting lens 51 Arrange.It is arranged such, improves optical pickocff further and connect 50 light intensities received, improve the sensitivity of optical pickocff.

In the present embodiment, with reference to Fig. 1, described installation portion 332 is arranged with storage tank towards the surface of described second surface 332a, described guide-lighting mirror 31 is placed in described storage tank 332a, and described SMD lamp source 40 is positioned at described storage tank 332a.

That is, by this storage tank 332a so that the energy of light concentrates in storage tank 332a, reduces the damage of light energy Lose, and then reduce energy consumption.

In the present embodiment, described housing includes that upper cover and drain pan 10, described drain pan 10 are provided with mounting groove 11, described installation The diapire of groove 11 is provided with the second loophole 12；Described lens subassembly 30 is provided with installing plate 32, and described installing plate 32 is fixedly installed in Described mounting groove 11, and described second loophole 12 just arranges by described receipts bright finish 33b.

So, by installing plate 32 and the setting of mounting groove 11 so that lens subassembly 30 is installed more firm.Also may be used simultaneously Save the installing space within optical mouse 100.

In the present embodiment, described lens subassembly 30 is that light-passing plastic is made, and described light-passing plastic has good plastic Moulding process characteristic, shapes the advantages such as convenient, lightweight, with low cost, and can manufacture general glass and can not manufacture or be difficult to The element manufactured.This lens subassembly 30 integrated molding is arranged, convenient processing and molding.

In the present embodiment, described pcb board 20 be provided with match with USB wireless receiving and dispatching head radio receiving transmitting module (figure not Show), it is arranged so that optical mouse 100 can be applicable to wireless domain.

The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, Every under utility model of the present utility model is conceived, utilize the equivalent structure that this utility model description and accompanying drawing content are made Conversion, or directly/be indirectly used in other relevant technical fields and be included in scope of patent protection of the present utility model.

Claims

1. an optical mouse, it is characterised in that include housing, pcb board, lens subassembly, optical pickocff and SMD lamp source, Described pcb board is fixedly installed in described housing, and described optical pickocff is installed on described pcb board；

Described pcb board has the first surface and second surface being oppositely arranged, and described SMD lamp source is installed on the of described pcb board Two surfaces；

Described lens subassembly is positioned at the second surface of described pcb board, and the light that described SMD lamp source sends is via described battery of lens Part, to described optical pickocff, is received by described optical pickocff, and described lens subassembly includes guide-lighting mirror, position, described SMD lamp source In a side of the incidence surface of described guide-lighting mirror, and the light emission side in described SMD lamp source is towards the incidence surface of described guide-lighting mirror.

2. optical mouse as claimed in claim 1, it is characterised in that described pcb board has and runs through described first surface and the First loophole of two surface configurations, described optical pickocff is installed on described in the first surface of described pcb board and cover cap first Loophole.

3. optical mouse as claimed in claim 2, it is characterised in that described SMD lamp source is side Luminous paster LED.

4. optical mouse as claimed in claim 2, it is characterised in that described lens subassembly includes lens body, described lens One end towards described second surface of main body has exiting surface, and described exiting surface is just to described first loophole；

5. optical mouse as claimed in claim 4, it is characterised in that described lens body deviate from the one of described second surface End has receipts bright finish, and described exiting surface and described receipts bright finish are that convex outward is arranged.

6. optical mouse as claimed in claim 4, it is characterised in that described installation portion is recessed towards the surface of described second surface Being provided with storage tank, described guide-lighting mirror is placed in described storage tank, and described SMD lamp source is positioned at described storage tank.

7. optical mouse as claimed in claim 6, it is characterised in that described optical pickocff is provided with collecting lens, described One end towards described second surface of mirror main body is provided with groove, and described exiting surface is located at the diapire of described groove, and just to institute State collecting lens to arrange.

8. optical mouse as claimed in claim 4, it is characterised in that described housing includes that upper cover and drain pan, described drain pan set Mounting groove, the diapire of described mounting groove is had to be provided with the second loophole；

Described lens subassembly is provided with installing plate, and described installing plate is fixedly installed in described mounting groove, and described receipts bright finish is just to described Second loophole is arranged.

9. the optical mouse as described in claim 1 to 8 is arbitrary, it is characterised in that the material of described lens subassembly is that printing opacity is moulded Material.

10. optical mouse as claimed in claim 9, it is characterised in that described pcb board is provided with and matches with USB wireless receiving and dispatching head The radio receiving transmitting module closed.