CN2672750Y

CN2672750Y - Mouse

Info

Publication number: CN2672750Y
Application number: CNU2003201218805U
Authority: CN
Inventors: 范曙睿; 王栩男
Original assignee: Lenovo Beijing Ltd
Current assignee: Lenovo Beijing Ltd
Priority date: 2003-11-27
Filing date: 2003-11-27
Publication date: 2005-01-19
Anticipated expiration: 2013-11-27

Abstract

The utility model provides a mouse. A track ball is kept in the ball chamber through the fastening connection between a shell and a ball cover. The mouse is provided with an anti-looseness mechanism. The anti-looseness mechanism comprises a tongue piece whose end is hung in the air, a plug pin which is arranged on the tongue piece and a plug jack which matches the plug pin. The plug jack and the tongue piece are correspondingly arranged on the shell and the ball cover. The ball cover comprises an annular main body, and the shell comprises an annular groove which holds the annular main body of the ball cover. The plug jack of the anti-looseness mechanism is arranged on the annular main body of the ball cover. The tongue piece is arranged on the bottom wall of the groove of the shell. Or the plug jack is arranged on the bottom wall of the groove of the shell, and the tongue piece is arranged on the annular main body of the ball cover. The anti-looseness mechanism achieves the steady connection between the ball cover and the shell, and solves the problem in which the track ball is easy to shed.

Description

Mouse

Technical field

The utility model relates to a kind of mouse, refers to a kind of mechanical mouse especially.

Background technology

Please refer to Fig. 1,4, the trace ball of mechanical mouse (not shown) is to rely on the clamping between housing 1 and the spherical cap 2 to remain in the ball chamber 15.

Please in conjunction with reference to shown in Figure 2, housing 1 is provided with ring-shaped depression 10, with depression 10 coaxial settings and the opening 12 that communicates with ball chamber 15, be arranged on a pair of relative draw-in groove 13 that caves on 10 and communicate with opening 12.

Please refer to shown in Figure 3ly, 10 medial surfaces that cave in are provided with salient point 14.

Please refer to shown in Fig. 4,5, spherical cap 2 cooperates with closure ball chamber 15 with housing 1, the contact hole 22 that comprise the annular body 20 that cooperate with depression 10, is used for the trace ball part is exposed, be convexly equipped with ring wall 23, radially outward enclose a pair of relative card ear 24 that protrudes out along ring wall 23 at main body 20 medial surfaces near contact hole 22, this card ear 24 inserts ball chamber 15 by draw-in groove 13, rotates along depression 10 medial surfaces.

In addition, please refer to shown in Figure 6, card ear 24 medial surfaces are provided with the pit 25 that cooperates with salient point 14, when card ear 24 rotates in a certain direction, when forwarding pit 25 to and running into concave point 14, concave point 14 elasticity slip in the pit 25 on the housing 1, realize the two fastening, promptly finish housing 1 and cooperate with spherical cap 2 and make housing 1 and spherical cap 2 keep being relatively fixed.

In sum, cooperating of salient point 14 on the pit 25 that being connected between housing 1 and the spherical cap 2 mainly relies on friction force and the mouse spherical cap 2 and the housing 1, but owing to be subjected to the restriction of structure, pit 25 and salient point 14 are small-sized, both connections and built on the sand, if usage operation is bigger during use, the quick break-in athletic meeting of trace ball causes spherical cap 2 loose or dislocations, thereby make trace ball in ball chamber 15, skid off, pollute, damage even lose.In addition on the one hand, in primary school's machine room, child is more naughty, and they can screw down spherical cap 2 easily, and the problem that causes trace ball to be lost has increased the management difficulty of machine room.

The utility model content

The problem that the utility model solves provides a kind of mouse, prevents that the spherical cap of trace ball is loosening, guarantees firm connection the between spherical cap and the housing, thereby avoids occurring the problem that trace ball skids off the ball chamber.

For addressing the above problem, the utility model mouse, by the clamping between housing and the spherical cap trace ball is remained in the ball chamber, described mouse is provided with anti-loosing mechanism, the jack that this anti-loosing mechanism comprises the unsettled tongue piece of an end, be arranged on the latch on the tongue piece and cooperate with latch, and the corresponding setting on housing and spherical cap of jack and tongue piece.

Spherical cap comprises annular body and housing comprises the ring-shaped depression of the main body of carrying spherical cap.The jack of anti-loosing mechanism is arranged on the main body of spherical cap, and tongue piece is arranged on the depression diapire of housing or jack is arranged on the depression diapire of housing, and tongue piece is arranged on the main body of spherical cap.Described tongue piece is formed by the cutting of depression diapire.

Spherical cap further comprise be used for the trace ball part is exposed and be convexly equipped with the coaxial contact hole of main body, near contact hole and radially outward enclose a pair of relative card ear that protrudes out at the ring wall of main body medial surface and along ring wall; And housing further comprises with depression coaxial setting and the opening that communicates with the ball chamber and is arranged on a pair of relative draw-in groove that depression goes up and communicates with opening, and described card ear is by rotating along the concave inside face in the draw-in groove insertion ball chamber.

Compared with prior art, the utlity model has following advantage:

By change, increased an anti-loosing mechanism, and the firm connection of forming solves the problem that trace ball comes off easily and runs off at traditional mechanical mouse spherical cap and housing.Simultaneously, keep still that the track spherical cap can take off easily in the original mouse, the convenient design feature that trace ball and turning axle are cleaned.

Description of drawings

Fig. 1 is the synoptic diagram of in the prior art.

Fig. 2 is the partial sectional view of Fig. 1 along the A-A line.

Fig. 3 is the enlarged drawing of Fig. 2 at the E place.

Fig. 4 is the synoptic diagram of mouse lower cover in the prior art.

Fig. 5 is the cut-open view of Fig. 4 along the B-B line.

Fig. 6 is the partial enlarged drawing of Fig. 5 at the F place.

Fig. 7 is the synoptic diagram of the utility model mouse lower cover.

Fig. 8 is the cut-open view of Fig. 7 along the C-C line.

Fig. 9 is the synoptic diagram of the utility model on.

Figure 10 is the partial enlarged drawing of Fig. 9 at the G place.

Figure 11 is the cut-open view of Fig. 9 along the D-D line.

Figure 12 is the partial enlarged drawing of Figure 11 at the H place.

Embodiment

Please refer to shown in Fig. 7,9, the utility model mouse includes spherical cap 3, housing 4 and anti-loosing mechanism (not label), and trace ball (not shown) relies on the clamping between spherical cap 3 and the housing 4 to remain in the ball chamber 44.

Please in conjunction with reference to shown in Figure 8, spherical cap 3 comprises with annular body 30, be used for the trace ball part exposed and be convexly equipped with the coaxial contact hole 32 of main body 30, near contact hole 32 and radially outward enclose a pair of relative card ear 34 that protrudes out at the ring wall 33 of main body 30 medial surfaces and along ring wall 33.

Please in conjunction with shown in reference Fig. 9,11, housing 4 is provided with the ring-shaped depression 40 of the main body 30 of carrying spherical cap 3, with depression 40 coaxial settings and the opening 42 that communicates with ball chamber 44 and be arranged on a pair of relative draw-in groove 43 that caves on 40 and communicate with opening 42.Spherical cap 3 cooperates with closure ball chamber 44 with housing 4, and this card ear 34 inserts ball chamber 44 by draw-in groove 43, rotates along depression 40 medial surfaces, draw-in groove 43 and card ear 34 are staggered, and then spherical cap 3 rotates relative to housing 4.

Please continue with reference to shown in Fig. 7, the 9-12, anti-loosing mechanism comprises the jack 35 that is arranged on spherical cap 3 main bodys 30, be provided with on depression 10 diapires and part link to each other with depression 40 and the unsettled tongue piece 45 of another part, be located at tongue piece 45 close free ends and cooperate latch 46 with jack 35.Wherein, tongue piece 45 can directly be cut by depression 40 diapires and form.

During installation, when spherical cap 3 cooperated with housing 4, spherical cap 3 main bodys 30 compressing latches 46 made tongue piece 45 stressed motions in ball chamber 44, realize that spherical cap 3 rotates relative to housing 4.Spherical cap 3 card ears 34 insert ball chamber 44 by housing 4 draw-in grooves 43, rotate along depression 40 medial surfaces, and draw-in groove 43 and card ear 34 are staggered, and come off in the axial direction to prevent spherical cap 3.When the latch 46 of tongue piece 45 ran into the jack 35 of spherical cap 3, latch 46 inserted jack 35, stops spherical cap 3 and rotates relative to the two-way of housing 4, and like this, spherical cap 3 is solid and reliable with being connected of housing 4.No matter how trace ball moves in ball chamber 44 rapidly, can not cause spherical cap 3 to come off.Simultaneously, Wan Pi child can not empty-handedly open spherical cap 3 easily.

Need open 3 pairs of inside of spherical cap when cleaning,, rotate spherical cap 3 simultaneously as long as passing jack 35 with an elongated object (as thin wire) backs down latch 46, when draw-in groove 43 with block ear 34 and can open when relative.

In like manner, latch and tongue piece can be located at the main body of spherical cap, and jack (hole) is arranged on the depression diapire of housing and can realizes that also spherical cap is anti-loose.

In sum, the utility model mouse can guarantee reliable connection the between spherical cap and the housing, prevents the problem that the mouse track ball is lost easily.

Claims

1. mouse, by the clamping between housing and the spherical cap trace ball is remained in the ball chamber, it is characterized in that, described mouse also comprises anti-loosing mechanism, the jack that this anti-loosing mechanism comprises the unsettled tongue piece of an end, be arranged on the latch on the tongue piece and cooperate with latch, and the corresponding setting on housing and spherical cap of jack and tongue piece.

2. mouse as claimed in claim 1 is characterized in that, spherical cap comprises annular body and housing comprises the ring-shaped depression that carries main body.

3. mouse as claimed in claim 2 is characterized in that the jack of anti-loosing mechanism is arranged on the main body of spherical cap, and tongue piece is arranged on the depression diapire of housing.

4. mouse as claimed in claim 3 is characterized in that, described tongue piece is formed by the cutting of depression diapire.

5. mouse as claimed in claim 2 is characterized in that, the jack of anti-loosing mechanism is arranged on the depression diapire of housing, and tongue piece is arranged on the main body of spherical cap.

6. as each described mouse of claim 2-5, it is characterized in that, spherical cap further comprise be used for the trace ball part is exposed and be convexly equipped with the coaxial contact hole of main body, near contact hole and radially outward enclose a pair of relative card ear that protrudes out at the ring wall of main body medial surface and along ring wall; And housing further comprises with depression coaxial setting and the opening that communicates with the ball chamber and is arranged on a pair of relative draw-in groove that depression goes up and communicates with opening, and described card ear is by rotating along the concave inside face in the draw-in groove insertion ball chamber.