CN101064505A

CN101064505A - Ball switch

Info

Publication number: CN101064505A
Application number: CN 200610078607
Authority: CN
Inventors: 周添铭
Original assignee: DARI SCIENCE AND TECHNOLOGY Co Ltd
Current assignee: DARI SCIENCE AND TECHNOLOGY Co Ltd
Priority date: 2006-04-26
Filing date: 2006-04-26
Publication date: 2007-10-31
Anticipated expiration: 2026-04-26
Also published as: CN100563107C

Abstract

The invention relates to a ball bearing switch that comprises a base, a emitter, a receiver, a ball bearing, and a outer cover which covers said subassembly. The base includes a bottom block, a center block, a first bearing block, a second bearing block are extended from the bottom block, a containing groove which is set on the center block to contain the ball bearing, a emitting head which is set on the first bearing block and the second bearing block to bear the emitter, a first bearing surface, a second bearing surface of a receiving head, and the first channel, the second channel which link the two bearing surface. The outer cover includes a first pressing block, a second pressing block and a stopper which prevents light beam to be reflected which are pressed on the emitter and the receiver. So, the invention can prevent light beam to be reflected and scattered effectively, and without fault operation.

Description

Ball switch

Technical field

The present invention relates to a kind of switch, particularly relate to a kind of reflector and receiver of utilizing and reach switching motion, can effectively prevent light scatter, refraction, can not produce the ball switch of misoperation.

Background technology

See also Fig. 1, shown in Figure 2, Fig. 1 is the exploded perspective view of existing ball switch, and Fig. 2 is the combining structure cutaway view of existing ball switch.A kind of existing ball switch 1 comprises an insulation crust 10, a ball 16, an infrared transmitter 17, an optoelectronic switch 18, and an insulation enclosing cover 19; Wherein:

This shell 10, have from two putting grooves 11 of a stepped end face 101 towards a bottom surface 102 settings and space, be communicated with each putting groove 11 respectively and bore a hole 12 with two of this bottom surface 102, one 102 is provided with and by a grooved ring face 131 and a storage tank 13 that forms that cone tank bottom surface 132 cooperates towards this bottom surface from this end face 101, and slots 14 from this two putting groove 11 towards two of these storage tank 13 convergent footpath degree and connection aforementioned placement groove 11 and this storage tank 13 respectively.

This ball 16, be by copper alloy, ferroalloy, gold-plated one of them is made, is to insert in the storage tank 13 of this shell 10.

This infrared transmitter 17, have a body 171, two portion of terminal 172 from these body 171 extensions, an and emitting head 173 that is positioned at these body 171 1 sides, aforementioned portion of terminal 172 is wherein one group of terminal of ball switch 1, this infrared transmitter 17 is to pack into wherein in the putting groove 11, this emitting head 173 is positioned at this fluting 14 simultaneously, and aforementioned portion of terminal 172 stretches through to the outside of this shell 10 from aforementioned perforation 12.

This optoelectronic switch 18, have a body 181, two portion of terminal 182 from these body 181 extensions, an and emitting head 183 that is positioned at these body 181 1 sides, another group terminal that aforementioned portion of terminal 182 is this ball switch 1, this infrared transmitter 18 is to pack in another putting groove 11, this reception simultaneously 183 is positioned at this fluting 14 and in the face of this emitting head 173 and complement each other to form always to communication path II, aforementioned portion of terminal 182 stretches through to the outside of this shell 10 from aforementioned perforation 12.

This enclosing cover 19 is that lid places the end face 101 of this shell 10, and utilizes ultrasonic waves that this enclosing cover 19 is mutually combined with this shell 11.

When this ball switch 1 uprightly is installed on the circuit substrate III, this ball 16 is to fall to putting on this groove bottom 132 by gravity, and blocking this directly makes this ball switch 1 maintain first state (setting the OFF state for) to communication path II, when this ball switch 1 is influenced by external force and tilts, this ball 16 is rolled along this groove bottom 132 to be moved and breaks away from this directly when the communication path II, then make this ball switch 1 transition become second state (setting the ON state for), reach the application target of expection whereby.

Though this ball switch 1 can utilize the aforementioned fluting 14 of undergauge to limit the light communication context of this emitting head 173 and this reception 183, but, because aforementioned fluting 14 is the strip passages that communicate with this storage tank 13 together, so in fact still fail the light scatter of this emitting head 173 that effectively restriction is spherical shape and this reception 183, the light that causes this emitting head 173 to be launched is as easy as rolling off a log from aforementioned fluting 14 top scatterings and produce light refraction and cause communication effect, has the disappearance that is easier to produce misoperation relatively.

This shows that above-mentioned existing ball switch obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of ball switch of new structure, just becoming the current industry utmost point needs improved target.

Because the defective that above-mentioned existing ball switch exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of ball switch of new structure, can improve general existing ball switch, make it have more practicality.Through constantly research, design, and, create the present invention who has practical value finally through after studying sample and improvement repeatedly.

Summary of the invention

The objective of the invention is to, overcome the defective that existing ball switch exists, and a kind of misoperation that can not produce is provided, and certain ball switch that is active in one's movements, thereby be suitable for practicality more.

The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of ball switch that the present invention proposes, this ball switch comprises:

One base, comprise a sole piece along first direction extension, respectively a central block that extends towards the top along a second direction vertical from this sole piece with this first direction be positioned at one first of these central block both sides and hold piece, one second holds piece, one end face from this central block is cooperated the storage tank that forms towards this sole piece setting and by a corral groove side with an enclosed slot bottom surface, one is arranged at this first first supporting face that holds an end face of piece, one is arranged at this second second supporting face that holds an end face of piece, and is communicated with this first supporting face respectively, this second supporting face and this storage tank also dwindle a first passage of footpath degree, one second channel;

One reflector, comprise that one sits the body of putting on this sole piece, one is arranged at this body and is seated in emitting head on this first supporting face, and two portion of terminal of extending and passing this sole piece along this second direction from this body, and this emitting head has a central part of aiming at this first passage;

One receiver, comprise that one sits the body of putting on this sole piece, one is arranged at this body and is seated in reception head on this second supporting face, and two portion of terminal of extending and passing this sole piece from this body along this second direction, this reception head has the central part of this second channel of aligning, and aforementioned two central parts also cooperate formation always to communication path;

One ball is the storage tank that is positioned at this base, and stops that one this directly breaks away from this to first state position and of communication path and directly rolls to second state position of communication path; And

One enclosing cover, comprise a basal wall, one extends and cooperates along this second direction from the periphery of this basal wall and defines a room being installed in the perisporium of this base, this reflector, this receiver, and extends and press one first briquetting, one second briquetting of putting this emitting head, this receptions along this second direction from an internal face of this basal wall respectively.

The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.

Aforesaid ball switch, wherein said enclosing cover comprise that also one is arranged at this first briquetting and presses first pressure of putting above this emitting head to put face, and one is arranged at this second briquetting and presses second pressure of putting above this reception head to put face.

Aforesaid ball switch, wherein said enclosing cover also comprise one from the internal face of this basal wall along this second direction moulding and be positioned at the block of this storage tank top.

Aforesaid ball switch, the groove bottom of wherein said storage tank is distinguished into downward-sloping relatively and connect one first angled section and one second angled section that intersect in low district one from the end face of this central block, and the length of this first angled section, this second angled section is greater than the diameter of this ball.

Aforesaid ball switch, the groove bottom of wherein said storage tank are planar design, and are that the battery limit (BL) is divided into one first plane area, one second plane area to communication path directly with this, and the length of this first plane area, this second plane area is greater than the diameter of this ball.

Aforesaid ball switch, the groove bottom of wherein said storage tank is planar design, and be that the battery limit (BL) is divided into one the 3rd plane area, one the 4th plane area to communication path directly with this, and the length of the 3rd plane area is less than the diameter of this ball, and the length of the 4th plane area is greater than the diameter of this ball.

Aforesaid ball switch, the groove bottom of wherein said storage tank and this straight distance between communication path are greater than the diameter of this ball.

Aforesaid ball switch, wherein said reflector are an infrared transmitter, and this receiver is an optoelectronic switch.

The present invention compared with prior art has tangible advantage and beneficial effect.As known from the above,,, comprise a base, a reflector, a receiver, a ball according to ball switch of the present invention for achieving the above object, and an enclosing cover, it is characterized in that:

This base, comprise a sole piece along first direction extension, respectively a central block that extends towards the top along a second direction vertical from this sole piece with this first direction be positioned at one first of these central block both sides and hold piece, one second holds piece, one end face from this central block is cooperated the storage tank that forms towards this sole piece setting and by a corral groove side with an enclosed slot bottom surface, one is arranged at this first first supporting face that holds an end face of piece, one is arranged at this second second supporting face that holds an end face of piece, and is communicated with this first supporting face respectively, this second supporting face and this storage tank also dwindle a first passage of footpath degree, one second channel.

This reflector, comprise that one sits the body of putting on this sole piece, one is arranged at this body and is seated in emitting head on this first supporting face, and two portion of terminal of extending and passing this sole piece along this second direction from this body, and this emitting head has a central part of aiming at this first passage.

This receiver, comprise that one sits the body of putting on this sole piece, one is arranged at this body and is seated in reception head on this second supporting face, and two portion of terminal of extending and passing this sole piece along this second direction from this body, this reception head has the central part of this second channel of aligning, and this two central part cooperates formation always to communication path.

This ball is to be in the storage tank that is movably located on this base, and when this ball stops this directly to communication path, this ball switch is to be in one first state, and when this ball breaks away from this directly to communication path, then this ball switch transition becomes one second state.

This enclosing cover comprises a basal wall, one periphery from this basal wall defines a room to be installed in the perisporium of this base, this reflector, this receiver along this second direction extension and cooperation, one from an internal face of this basal wall along this second direction moulding and be positioned at the block of this storage tank top, extend and be positioned at one first briquetting, one second briquetting of this emitting head, this receptions head top from the internal face of this basal wall along this second direction respectively, and be arranged at this first briquetting, this second briquetting respectively and put this emitting head, receive one first of head and press the face of putting, one second pressure to put face in order to pressure.

By technique scheme, ball switch of the present invention has following advantage at least: by above-mentioned composition, because this emitting head of the present invention is pressed by this first supporting face and this first and is put face and insert and put, only surplus this central part is aimed at this first passage, this reception head is put face by this second supporting face with this second pressure and is inserted and put, only surplus this central part is aimed at this second channel, produce scattering so can effectively prevent the light of this emitting head emission, the block of adding this enclosing cover can prevent that light refraction from producing communication, the present invention is not had can produce misoperation, and the operating characteristic that can improve sensitivity.

In sum, the present invention is relevant a kind of ball switch, comprises a base, a reflector, a receiver, a ball, and a lid is put the enclosing cover outside aforementioned components.This base, comprise a sole piece, a central block, one first that extends from this sole piece holds piece, one second and holds piece respectively, one is arranged at this central block in order to be installed in the storage tank of this ball, be arranged at respectively that this first holds piece, this second holds piece and receive one first supporting face, one second supporting face of head in order to one of the emitting head that carries this reflector, this receiver, and be communicated with a first passage, a second channel of this two supporting face and this storage tank respectively.This enclosing cover comprises respectively and to press one first briquetting, one second briquetting of putting this emitting head, this receptions head, reaches a block that can prevent light refraction.Whereby, the ball switch of novelty of the present invention has and can effectively prevent light scatter, refraction, can not produce misoperation, and certain effect that is active in one's movements.The present invention has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on product structure or function, obvious improvement is arranged technically, and produced handy and practical effect, and more existing ball switch has the effect of enhancement, thereby being suitable for practicality more, and having the extensive value of industry, really is a new and innovative, progressive, practical new design.

Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.

Description of drawings

Fig. 1 is the exploded perspective view of existing ball switch.

Fig. 2 is the combining structure cutaway view of existing ball switch.

Fig. 3 is the exploded perspective view of ball switch first preferred embodiment of the present invention.

Fig. 4 is the combining structure stereogram of ball switch first preferred embodiment of the present invention.

Fig. 5 is the cutaway view along Fig. 4 section line 5-5.

Fig. 6 is the cutaway view along Fig. 4 section line 6-6, illustrates that a ball stops always to make this ball switch be in first state to communication path.

Fig. 7 is the combining structure and the partial sectional view of ball switch first preferred embodiment of the present invention, illustrates that this ball switch is in first state.

Fig. 8 one is similar to the view of Fig. 6, illustrates that this ball is rolled into one first angled section and breaks away from this directly to make this ball switch transition become second state to communication path.

Fig. 9 one is similar to the view of Fig. 7, illustrates that this ball switch transition becomes second state.

Figure 10 one is similar to the view of Fig. 6, illustrates that this ball is rolled into one second angled section and breaks away from this directly to make this ball switch transition become second state to communication path.

Figure 11 one is similar to the view of Fig. 7, illustrates that this ball switch transition becomes second state.

Figure 12 is a combining structure cutaway view of ball switch second preferred embodiment of the present invention, illustrates that this ball stops that this directly makes this ball switch be in first state to communication path.

Figure 13 is a combining structure and the partial sectional view of ball switch second preferred embodiment of the present invention, illustrates that this ball switch is in first state.

Figure 14 one is similar to the view of Figure 12, illustrates that this ball is rolled into one first plane and breaks away from this directly to make this ball switch transition become second state to communication path.

Figure 15 one is similar to the view of Figure 13, illustrates that this ball switch transition becomes second state.

Figure 16 one is similar to the view of Figure 12, illustrates that this ball is rolled into one second plane and breaks away from this directly to make this ball switch transition become second state to communication path.

Figure 17 one is similar to the view of Figure 13, illustrates that this ball switch transition becomes second state.

Figure 18 is an exploded perspective view of ball switch the 3rd preferred embodiment of the present invention.

Figure 19 is a combining structure cutaway view of ball switch the 3rd preferred embodiment of the present invention, illustrates that this ball is positioned at one the 3rd plane area and stops that this directly makes this ball switch be in first state to communication path.

Figure 20 is a combining structure and the partial sectional view of ball switch the 3rd preferred embodiment of the present invention, illustrates that this ball switch is in first state.

Figure 21 one is similar to the view of Figure 19, illustrates that this ball is rolled into one the 4th plane area and breaks away from this directly to make this ball switch transition become second state to communication path.

Figure 22 one is similar to the view of Figure 20, illustrates that this ball switch transition becomes second state.

Figure 23 is a three-dimensional exploded view of ball switch the 4th preferred embodiment of the present invention.

Figure 24 is a combining structure cutaway view of ball switch the 4th preferred embodiment of the present invention, illustrates that this ball falls to putting on a groove bottom and breaks away from this directly to make this ball switch be in second state to communication path.

Figure 25 is a combining structure cutaway view of ball switch the 4th preferred embodiment of the present invention, illustrates that this ball switch is in second state.

Figure 26 is a combining structure and the partial sectional view of ball switch the 4th preferred embodiment of the present invention, illustrates that this ball switch is in second state.

Figure 27 one is similar to the view of Figure 24, illustrates that this ball is rolled into to stop that this directly makes this ball switch transition become first state to communication path.

Figure 28 one is similar to the view of Figure 25, illustrates that this ball switch transition becomes first state.

Figure 29 one is similar to the view of Figure 26, illustrates that this ball switch transition becomes first state.

Embodiment

Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of ball switch, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.

Before the present invention is described in detail, be noted that, employed relative position term in the following description content, as " first direction X ", " second direction Y " is to be benchmark with the direction shown in each figure, and this first direction X is perpendicular to one another with this second direction Y, and similar elements is to represent with identical label.

See also Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, first preferred embodiment of ball switch of the present invention comprises a base 2, a reflector 3, a receiver 4, a ball 5, and an enclosing cover 6; Wherein:

Above-mentioned base 2, comprise a sole piece 21 along this first direction X extension, respectively a central block 22 that extends towards the top along this second direction Y from an end face 211 of this sole piece 21 be positioned at one first of these central block 22 both sides and hold piece 23, one second holds piece 24, one is provided with and by a corral groove side 251 and a storage tank 25 that forms that enclosed slot bottom surface 252 cooperates towards this sole piece 21 from an end face 221 of this central block 22, one is arranged at this first first supporting face 26 that holds an end face 231 of piece 23 and be the concave arc design, one is arranged at this second second supporting face 27 that holds an end face 241 of piece 24 and be the concave arc design, and is communicated with this first supporting face 26 respectively, this second supporting face 27 and this storage tank 25 also dwindle a first passage 28 of footpath degree, one second channel 29.

This sole piece 21 has to wear and be positioned at this along this second direction Y and first holds two first of piece 23 outsides perforation 212, and wears and be positioned at this second two second perforation 213 of holding piece 24 outsides along this second direction Y.

Further, this groove bottom 252 is a slightly V-shaped design in cross section along this second direction Y in this preferred embodiment, can be distinguished into one first angled section 254 and one second angled section 255 downward-sloping relatively and that intersect in the low district 253 of a connection from this end face 221 again.And low district 253 of this connection and aforementioned channels the 28, the 29th, X is positioned on the same line along this first direction.

Above-mentioned reflector 3, it is an infrared transmitter, have one and sit to put and be arranged at these body 31 1 sides and be seated in emitting head 32 on this first supporting face 26, and extend and pass two portion of terminal 33 of aforementioned first perforation 212 from this body 31 along this second direction Y at the body on this sole piece 21 31.

Above-mentioned receiver 4, it is an optoelectronic switch, have one and sit to put and be arranged at these body 41 1 sides and be seated on this second supporting face 27 and, and extend and pass two portion of terminal 43 of aforementioned second perforation 213 from this body 41 along this second direction Y along this first direction X reception 42 of this emitting head 32 of aliging at the body on this sole piece 21 41.

Further, these first passages 28 are aimed in a centre 321 of this emitting head 32, and this receives a centre 421 of 42 and aims at these second channels 29, and aforementioned centre 321,421 and cooperating forms always to communication path I.

Above-mentioned ball 5, be to insert in the storage tank 25 of this base 2, be the pearl body of making by copper alloy, ferroalloy or gold-plated wherein a kind of material, present embodiment is to form in that the copper alloy outer surface is gold-plated, and the diameter of this ball 5 is less than the length of this first angled section 254, this second angled section 255, and the diameter of this ball 5 connects low district 253 and is somebody's turn to do straight distance between communication path II greater than this.

Above-mentioned enclosing cover 6, be to adopt the high-insulativity plastic material to make, comprise a basal wall 61, one periphery from this basal wall 61 extends and complements each other to form one along this second direction Y opens room 62 to be installed in this base 2, the perisporium 63 of this reflector 3 and this receiver 4, one internal face 611 from this basal wall 61 hangs down the block 64 of 253 tops, district along the connection that this second direction Y moulding also just is positioned at this groove bottom 252, extend and just be positioned at this along this second direction Y from this internal face 611 respectively and first hold piece 23, this second holds one first briquetting 65 of piece 24 tops, one second briquetting 66, one is arranged at this first briquetting 65 and is concave arc shape and puts first of this emitting head 32 in order to pressure and press the face 67 of putting, and one is arranged at this second briquetting 66 and is second pressure that concave arc shape puts this receptions 42 in order to pressure and puts face 68.

Preferably, this block 64 is to correspond to the shape of this groove bottom 252 and be a taper block.

When these enclosing cover 6 lids are put behind this base 2 and this reflector 3 and this receiver 4, again between this enclosing cover 6 and this base 2, between aforementioned first perforation 212, the portion of terminal 33, reach between aforementioned second perforation 213, the portion of terminal 43 and inject an amount of viscose glue 7, just can finish the assembling operation of this ball switch.

See also Fig. 5, Fig. 6, shown in Figure 7, when this ball switch uprightly is installed on the circuit substrate 8 along this second direction Y, at this moment this ball 5 falls to putting in the low district 253 of the connection of this groove bottom 252 because of gravity naturally, 421 centres, centre of the centre 321 that is positioned at this emitting head 32 simultaneously and this receptions 42, stop that relatively this is directly to communication path I, make this reflector 3 can't produce communication effect, and then make this ball switch be in first state (setting the OFF state for) with this receiver 4.

See also Fig. 8, Fig. 9, shown in Figure 3, when being subjected to external force, this ball switch influences towards lopsidedness, make this ball 5 along first angled section 254 of this groove bottom 252 outwards roll move to disengaging this directly when the communication path I, then the light launched of this emitting head 32 in regular turn by this first passage 28, this storage tank 25, these second channel 29 backs by this receptions 42 reception, make this reflector 3 and this receiver 4 recover communication effect, and then make this ball switch transition become second state (setting the ON state for).

See also Figure 10, Figure 11, shown in Figure 3, in like manner, when being subjected to external force, this ball switch influences towards opposite side, make this ball 5 along second angled section 255 of this groove bottom 252 outwards roll move to disengaging this directly when the communication path I, then can make this reflector 3 and this receiver 4 recover communication effect equally, and then make this ball switch transition become second state (setting the ON state for).

Seeing also Figure 12, shown in Figure 13, is ball switch second preferred embodiment of the present invention.Ball switch second preferred embodiment of the present invention is identical with this first preferred embodiment comprises a base 2, a reflector 3, a receiver 4, a ball 5, an and enclosing cover 6, the difference of two embodiment is, the groove bottom 252 of this second preferred embodiment is a planar design, and be that the battery limit (BL) is divided into one first plane area 256 and one second plane area 257 to communication path I directly with this, and the length of this first plane area 256, this second plane area 257 is greater than the diameter of this ball 5.

When this ball 5 was positioned at the mesozone of this groove bottom 252 and stop this directly to communication path R, then this ball switch was in first state (setting the OFF state for).

See also Figure 14, shown in Figure 15, when this ball switch is influenced by external force and towards lopsidedness, make this ball 5 along this first plane area 256 outwards roll move to disengaging this directly when the communication path I, then this ball switch transition becomes second state (setting the ON state for).

Please consult Figure 16, shown in Figure 17 again, when this ball switch is influenced by external force and tilts towards an example, make this ball 5 along this second plane area 257 outwards roll move to disengaging this directly when the communication path I, then this ball switch transition becomes second state (setting the ON state for).

See also Figure 18, shown in Figure 19, it is the 3rd preferred embodiment of ball switch of the present invention, ball switch the 3rd preferred embodiment of the present invention is identical with this second preferred embodiment comprises a base 2, one reflector 3, one receiver 4, one ball 5, an and enclosing cover 6, the difference of two embodiment is, the groove bottom 252 of the 3rd preferred embodiment is to be the boundary to communication path I directly with this, be distinguished into one the 3rd plane area 258 and one the 4th plane area 259, but the length of the 3rd plane area 258 is less than the diameter of this ball 5, and the distance of the 4th plane area 259 is greater than the diameter of this ball 5.

See also Figure 19, shown in Figure 20, when this ball 5 is positioned at the 3rd plane area 258, can stop that this directly makes this ball switch be in first state (setting the OFF state for) to communication path I.

See also Figure 21, shown in Figure 22,, then can break away from this and directly make this ball switch transition become second state (setting the ON state for) to communication path I when this ball switch is influenced by external force and towards lopsidedness, this ball 5 rolled when moving on to the 4th plane area 259.

See also Figure 23, shown in Figure 24, it is the 4th preferred embodiment of ball switch of the present invention, the 4th preferred embodiment of ball switch of the present invention is identical with first preferred embodiment comprises a base 2, a reflector 3, a receiver 4, a ball 5, an and enclosing cover 6, the difference of two embodiment is, the groove bottom 252 of the 4th preferred embodiment is a planar design, and the diameter of this ball 5 is less than this groove bottom 252 and this straight distance between communication path II.

See also Figure 24, Figure 25, shown in Figure 26, when this ball 5 fell to putting in this groove bottom 252, this ball 5 was to break away from this directly to communication path I, and this ball switch is in second state (setting the ON state for) relatively.

See also Figure 27, Figure 28, shown in Figure 29, move to when stopping this directly to communication path I towards this enclosing cover 6 when this ball switch is influenced by external force to make this ball 5, then this ball switch transition becomes first state (setting the OFF state for).

What deserves to be explained is, as long as, just can make this ball switch be applicable to SMT (Surface MountTechnology: the circuit substrate surface adhering technology) portion of terminal 33, the 43 levels bending (not shown) of this reflector 3 with this receiver 4.

Conclude above-mentionedly, ball switch of the present invention has effect as described below and advantage, so can reach the object of the invention really

One, because of causing, refraction effect is easy to generate the disappearance of misoperation compared to existing ball switch, because ball switch of the present invention is to press by this first supporting face 26 and this first to put face 67 and cooperate and insert and put this emitting head 32, press by this second supporting face 27 and this second and to put face 68 and cooperate and insert and put this reception 42, only allow the central part 421 of central part 321 and this reception 42 of this emitting head 32 communicate by this first passage 28, this second channel 29, so can effectively prevent light scatter, relative can effectively stop misoperation, makes the keying start errorless really; In addition, utilize the block 64 that is arranged at this enclosing cover 6, then have and to avoid light refraction to produce the effect of communication, make the present invention can reach the effect and the advantage of no misoperation really whereby.

Two,, the present invention had move certain, highly sensitive effect and advantage because ball switch of the present invention when being subjected to external force and influence, just can become second state (for example become OFF from the ON transition, or become ON from the OFF transition) from the first state transition by horse back.

The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.

Claims

1, a kind of ball switch is characterized in that this ball switch comprises:

2, ball switch according to claim 1, it is characterized in that wherein said enclosing cover comprises that also one is arranged at this first briquetting and presses first pressure of putting above this emitting head to put face, and one is arranged at this second briquetting and presses second pressure of putting above this reception head to put face.

3, ball switch according to claim 1 and 2, it is characterized in that wherein said enclosing cover also comprise one from the internal face of this basal wall along this second direction moulding and be positioned at the block of this storage tank top.

4, ball switch according to claim 1 and 2, the groove bottom that it is characterized in that wherein said storage tank is distinguished into downward-sloping relatively and connect one first angled section and one second angled section that intersect in low district one from the end face of this central block, and the length of this first angled section, this second angled section is greater than the diameter of this ball.

5, ball switch according to claim 1 and 2, the groove bottom that it is characterized in that wherein said storage tank is planar design, and be that the battery limit (BL) is divided into one first plane area, one second plane area to communication path directly with this, and the length of this first plane area, this second plane area is greater than the diameter of this ball.

6, ball switch according to claim 1 and 2, the groove bottom that it is characterized in that wherein said storage tank is planar design, and be that the battery limit (BL) is divided into one the 3rd plane area, one the 4th plane area directly to communication path with this, and the length of the 3rd plane area is less than the diameter of this ball, and the length of the 4th plane area is greater than the diameter of this ball.

7, ball switch according to claim 1 and 2 is characterized in that the groove bottom of wherein said storage tank and is somebody's turn to do the diameter of straight distance between communication path greater than this ball.

8, ball switch according to claim 1 is characterized in that wherein said reflector is an infrared transmitter, and this receiver is an optoelectronic switch.