CN101339860B - Ball switch - Google Patents
Ball switch Download PDFInfo
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- CN101339860B CN101339860B CN200710123228XA CN200710123228A CN101339860B CN 101339860 B CN101339860 B CN 101339860B CN 200710123228X A CN200710123228X A CN 200710123228XA CN 200710123228 A CN200710123228 A CN 200710123228A CN 101339860 B CN101339860 B CN 101339860B
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- ball
- aperture
- conductive shell
- ball switch
- containing hole
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Abstract
The invention discloses a ball bearing switch which comprises a conductive shell, two ball bearings that are arranged inside the conductive shell and can conduct electricity, at least one insulating cover body that is arranged in the conductive shell and leads the ball bearings to be limited, and at least one terminal. The conductive shell comprises an internal circumference surface which is arranged around a central axis and forms a containing hole, and the containing hole is provided with first aperture and second aperture that are intersectant with each other; the terminal is inserted and fixed in the insulating cover body along the central axis as well as is provided with a contacting ring surface arranged in the containing hole; wherein, the first aperture is greater than the sum of the diameter of the ball bearings, the second aperture is greater than the diameter of the ball bearings, and the diameter of the ball bearings is longer than the distance between the contacting ring surface of the terminal and the internal circumference surface. In this way, the ball bearing switch has the using characteristics of effectively improving the success rate of conduction and improvingthe quality.
Description
Technical field
The present invention relates to a kind of switch, particularly relate to a kind of ball switch that is used for the conversion of circuit board signal.
Background technology
As shown in Figure 1, the U.S. the 5th, 332, the electrical tilt switch of No. 876 patent cases (electrical tilt switch) 10 has a conductive shell 11, lay respectively at a big ball 12 and a little ball 13 in this conductive shell 11,14, one of the lids of opening 111 of this conductive shell 11 of sealing are inserted in this lid 14 and stretch into electronics connector 15 in this conductive shell 11, and a terminal 16 that is fixed in the blind end 112 of this conductive shell 11.
During use, when this electrical tilt switch 10 tilts, this little ball 13 is rolled contact this electronics connector 15 and generation first make contact 17 between the two, this big ball 12 pastes and touches this little ball 13 and generation second contact point 18 between the two, and should be big ball 12 paste and touch this conductive shell 11 and generation the 3rd contact point 19 between the two, this electrical tilt switch 10 just is conducting state, relatively, as long as one of them contact point disappears, this electrical tilt switch 10 just is not on-state.
Though above-mentioned electrical tilt switch 10 can produce the signal translation function by conducting, not conducting, and desire to bestow the gravity raising contact conducting success rate of this little ball 13 by this big ball 12, but because must under this first make contact 17, this second contact point 18 and the 3rd contact point 19 simultaneous situations, could produce the conducting signal, in fact still have the continuity failure rate, fraction defective is higher, causes the disappearance of bad.
In addition, the U.S. the 5th, 209, the electrical tilt switch of No. 343 patent cases, it is higher to have the continuity failure rate equally, causes the disappearance of bad.
Summary of the invention
The objective of the invention is to improve the conducting success rate providing a kind of, can improve the ball switch of quality relatively.
Ball switch of the present invention comprises a conductive shell, is positioned at two balls of this conductive shell, is installed at least one insulation lid of this conductive shell, and at least one Zhi Duanzi, it is characterized in that:
This conductive shell comprises an outer peripheral face that centers on a central axis respectively and an inner peripheral surface that forms a containing hole, and at least one opening, and this containing hole has first aperture and second aperture.
Described ball is the containing hole that is positioned at this conductive shell.
Described insulation lid is to be installed on this conductive shell in order to this opening of capping described ball to be limited in this containing hole.
Described terminal is to plant along this central axis to be fixed in this insulation lid, has one and is positioned at this containing hole and forms one and contact anchor ring in order to built-in section of contacting with described ball.
Wherein, this first aperture greater than the diameter of described ball and, this second aperture is greater than the diameter of described ball, the diameter of described ball greater than the contact anchor ring of this terminal to the distance between this inner peripheral surface.
By above-mentioned composition, when this ball switch inclination, as long as there is a ball to contact the inner peripheral surface of this conductive shell and the end face that contacts of this terminal simultaneously, this ball switch just is conducting state, the present invention is had effectively to improve the conducting success rate, can improve the characteristic of quality relatively.
Description of drawings
Fig. 1 is the assembled sectional view of the 5th, 332, No. 876 patent cases of the U.S.;
Fig. 2 is the exploded perspective view of ball switch first preferred embodiment of the present invention;
Fig. 3 is the assembled sectional view of this first preferred embodiment, illustrates that this ball switch is mounted on a circuit board and is parallel to horizontal plane, makes this ball switch be in non-conduction state;
Fig. 4 is the view that is similar to Fig. 3, illustrates that this circuit board favours horizontal plane, makes this ball switch be in the state of series connection conducting;
Fig. 5 is the view that is similar to Fig. 4, illustrates that this circuit board stands on horizontal plane, makes this ball switch be in the state of conducting in parallel;
Fig. 6 is along the obtained profile of line 6-6 among Fig. 5, and the size relationship between the anchor ring of contacting of a containing hole, two balls and a terminal is described, shows described size relationship for clear, omits this circuit board and does not draw;
Fig. 7 is the exploded perspective view of ball switch second preferred embodiment of the present invention;
Fig. 8 is the assembled sectional view of this second preferred embodiment, illustrates that this ball switch is mounted on a circuit board and is parallel to horizontal plane, makes this ball switch be in non-conduction state;
Fig. 9 is the view that is similar to Fig. 8, illustrates that this circuit board favours horizontal plane, makes this ball switch be in the state of series connection conducting;
Figure 10 is the view that is similar to Fig. 9, illustrates that this circuit board stands on horizontal plane, makes this ball switch be in the state of conducting in parallel;
Figure 11 is the exploded perspective view of ball switch the 3rd preferred embodiment of the present invention;
Figure 12 is the combination stereo appearance figure of the 3rd preferred embodiment, the plane that a conductive shell is described in the face of and be fixed in the state of a circuit board;
Figure 13 is the assembled sectional view of the 3rd preferred embodiment, illustrates that this circuit board is parallel to horizontal plane, makes this ball switch be in non-conduction state;
Figure 14 is the view that is similar to Figure 13, illustrates that this circuit board stands on horizontal plane, makes this ball switch be in the state of conducting;
Figure 15 is along the obtained profile of line 15-15 among Figure 14, and the size relationship between the anchor ring of contacting of a containing hole, two balls and a terminal is described, shows described size relationship for clear, omits this circuit board and does not draw;
Figure 16 is the exploded perspective view of ball switch the 4th preferred embodiment of the present invention;
Figure 17 is the assembled sectional view of the 4th preferred embodiment, illustrates that this ball switch is mounted on a circuit board and stands on horizontal plane, makes this ball switch be in the state of conducting;
Figure 18 is along the obtained profile of line 18-18 among Figure 17, and the size relationship between the anchor ring of contacting of a containing hole, two balls and a terminal is described;
Figure 19 is the exploded perspective view of ball switch the 5th preferred embodiment of the present invention;
Figure 20 is the assembled sectional view of the 5th preferred embodiment, illustrates that this ball switch is mounted on a circuit board and is parallel to horizontal plane, makes this ball switch be in non-conduction state;
Figure 21 is the view that is similar to Figure 20, illustrates that this circuit board favours horizontal plane, makes this ball switch be in the state of series connection conducting;
Figure 22 is the view that is similar to Figure 21, illustrates that this circuit board stands on horizontal plane, makes this ball switch be in the state of conducting in parallel.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment the ball switch that foundation the present invention proposes is elaborated.
Before the present invention is described in detail, be noted that in the following description content similar elements is to represent with identical numbering.
Shown in Fig. 2,3,4,5,6, the ball switch 1 of the present invention's first preferred embodiment comprises a conductive shell 21, two balls 30, two insulation lids 40 and two terminals 50.
This conductive shell 21 comprises respectively around the outer peripheral face 211 of a central axis II and an inner peripheral surface 212 of a containing hole 213 of formation, two that connect this outer peripheral face 211 and this inner peripheral surface 212 respectively are connected anchor ring 214, and are connected two openings 215 that form that anchor ring 214 cooperates by this inner peripheral surface 212 with described.
Further, this containing hole 213 has the first aperture d1 and the second aperture d2, and in this first preferred embodiment, this first aperture d1 equals this second aperture d2 (d1=d2), that is to say that this containing hole 213 is circular port, and this conductive shell 21 is a round tube.
Described ball 30 is to be placed in this containing hole 213 also can conduct electricity, and in the present invention, the diameter of described ball 30 is all d3.
Described insulation lid 40 is to be installed on this conductive shell 21 respectively in order to seal described opening 215, so that described ball 30 is limited in this containing hole 213, each insulation lid 40 comprises that respectively one is planted into the inserting column 41 in this containing hole 213 along this central axis II, one from these inserting column 41 hole enlargement moulding and be positioned at baffle ring 42 outside this connection anchor ring 214, and a jack 43 that is provided with along this central axis II.
Described terminal 50 be insert respectively this jack 43 and with described insulation lid 40 location that is bonded to each other, each terminal 50 respectively has one and stretches in this containing hole 213 and built-in section 51 of forming a contact anchor ring 511, one is in reverse to this built-in section 51 and be positioned at outer external section 52 of this jack 43, and between this built-in section 51 and this external section 52 and be positioned at the holding section 53 of this jack 43 and tool convex-concave surface.In addition, this contact anchor ring 511 is d4 to the distance between this inner peripheral surface 212.
Further, this first aperture d1 greater than the diameter d 3 of described ball 30 and (d1>2d3), so that described ball 30 can roll in this containing hole 213 swimmingly, simultaneously the diameter d 3 of this ball 30 greater than this contact anchor ring 511 between this inner peripheral surface 212 apart from d4 (d3>d4), enter between this inner peripheral surface 212 and this terminal 50 to prevent this ball 30.
During use, as shown in Figure 3, be that this conductive shell 21 is mounted on a circuit board 100, when this circuit board 100 is parallel to horizontal plane 101, described ball 30 is to be positioned at this containing hole 213 and not contact with described terminal 50, and at this moment, this ball switch 1 is to be not conducting (OFF) state.
As shown in Figure 4, when this circuit board 100 favours this horizontal plane 101, described ball 30 is rolled towards low side, then one of them ball 30 touches the contact anchor ring 511 of this terminal 50 and the inner peripheral surface 212 of this conductive shell 20 simultaneously, 30 on another ball utilizes gravity to push this ball 30, at this moment, this ball switch 1 is to be series connection conducting (ON) state.
Shown in Fig. 5,6, when this circuit board 100 approximately stands on this horizontal plane 101, make described ball 30 drop mobile towards low side, then described ball 30 touches the contact anchor ring 511 of this terminal 50 and the inner peripheral surface 212 of this conductive shell 20 simultaneously, at this moment, this ball switch 1 is to be conducting in parallel (ON) state.
What deserves to be explained is especially, as long as one of them ball 30 touches the contact anchor ring 511 and this inner peripheral surface 212 of this terminal 50 simultaneously, this ball switch 1 just can be conducting (ON) state, the conducting success rate of this ball switch 1 can be effectively improved whereby, the quality of this ball switch 1 can be improved relatively.
Shown in Fig. 7,8,9,10, the ball switch 2 of the present invention's second preferred embodiment is identical with this ball switch 1 (see figure 2), comprise a conductive shell 21, two balls 30, two insulation lids 40 and two terminals 54, the design of the conductive shell 21 of this ball switch 2, ball 30, insulation lid 40 is identical with conductive shell 21, ball 30, the insulation lid 40 of this ball switch 1, does not repeat them here.
Described terminal 54 be insert respectively this insulation lid 40 jack 43 and with described insulation lid 40 location that is bonded to each other, each terminal 54 respectively has in the containing hole 213 that stretches into this conductive shell 21 and forms built-in section 55 of a contact anchor ring 551, one is in reverse to this built-in section 55 and the outer bulge loop 56 that can be stopped by the baffle ring 42 of this lid 40 that insulate, and one this built-in section 55 with this outside between the bulge loop 56 and be positioned at the holding section 57 of this jack 43.
Each size of components relation of this ball switch 2 is all mutually with this ball switch 1: the first aperture d1 of this containing hole 213 equals the second aperture d2 (d1=d2, ginseng Fig. 6), the first aperture d1 of this containing hole 213 greater than the diameter d 3 of described ball 30 and (d1>2d3), the diameter d 3 of this ball 30 greater than this contact anchor ring 551 between this inner peripheral surface 212 apart from d4 (d3>d4).
During use, as shown in Figure 8, be that this conductive shell 21 is mounted on this circuit board 100, when this circuit board 100 was parallel to this horizontal plane 101, this ball switch 2 was to be not conducting (OFF) state, as shown in Figure 9, when this circuit board 100 favours this horizontal plane 101, this ball switch 2 is to be series connection conducting (ON) state, as shown in figure 10, when this circuit board 100 approximately stands on this horizontal plane 101, this ball switch 1 is to be conducting in parallel (ON) state.
This ball switch 2 can produce the effect identical with this ball switch 1.
Shown in Figure 11,12,13,14,15, the ball switch 3 of the present invention's the 3rd preferred embodiment is identical with this ball switch 1 (see figure 2), comprise a conductive shell 22, two balls 30, two insulation lids 40 and two terminals 50, the design of the ball 30 of this ball switch 3, insulation lid 40, terminal 50 and the ball 30 of this ball switch 1, the lid 40 that insulate, terminal 50 are identical, do not repeat them here.
This conductive shell 22 comprises equally respectively around an outer peripheral face 221 of a central axis II and an inner peripheral surface 222 of a containing hole 223 of formation, two that connect this outer peripheral face 221 and this inner peripheral surface 222 respectively are connected anchor ring 224, and are connected two openings 225 that form that anchor ring 224 cooperates by this inner peripheral surface 222 with described.
This containing hole 223 also has the first aperture d1 and the second aperture d5, but this first aperture d1 is greater than this second aperture d5 (d1>d5), in detail, this containing hole 223 is a slotted eye, and this conductive shell 22 is an oval pipe, and this outer peripheral face 221 has two symmetrical planes 226, so, when one of them plane 226 in the face of and be fixed in this circuit board 100, can reduce the whole height of this ball switch 3 and this circuit board 100, have the effect that can make the final products minification relatively.
In addition, this first aperture d1 greater than the diameter d 3 of described ball 30 and (d1>2d3), this second aperture d5 is greater than the diameter d 3 of this ball 30 (d5>d3), so that described ball 30 can roll in this containing hole 223 swimmingly, simultaneously the diameter d 3 of this ball 30 greater than this contact anchor ring 511 between this inner peripheral surface 222 apart from d4 (d3>d4), enter between this inner peripheral surface 212 and this terminal 50 to prevent this ball 30.
During use, shown in Figure 12,13, be the wherein plane 226 that makes this conductive shell 22 in the face of and be fixed in this circuit board 100, when this circuit board 100 was parallel to this horizontal plane 101, this ball switch 3 was to be not conducting (OFF) state, when this circuit board 100 favours this horizontal plane 101, this ball switch 3 is to be series connection conducting (ON) state (figure does not show), shown in Figure 14,15, when this circuit board 100 approximately stands on this horizontal plane 101, this ball switch 3 is to be conducting in parallel (ON) state.
Certainly, the use principle of this ball switch 3 and the effect that can produce are identical with this ball switch 1 (see figure 2).
Shown in Figure 16,17, the ball switch 4 of the present invention's the 4th preferred embodiment is identical with this ball switch 3 (seeing Figure 11), comprise a conductive shell 22, two balls 30, two insulation lids 40 and two terminals 54, the design of the conductive shell 22 of this ball switch 4, ball 30, insulation lid 40 is identical with conductive shell 22, ball 30, the insulation lid 40 of this ball switch 3, does not repeat them here.
As for the design of described terminal 54, then the terminal 54 with these ball switch 2 (see figure 7)s is identical, and each terminal 54 respectively has one built-in section 55, outer bulge loops 56, and a holding section 57.
As shown in figure 18, each size of components relation of this ball switch 4 is all mutually with this ball switch 3 (seeing Figure 15): this first aperture d1 greater than the diameter d 3 of described ball 30 with (d1>2d3), this second aperture d5 greater than the diameter d 3 of this ball 30 (d5>d3), the diameter d 3 of this ball 30 greater than this contact anchor ring 551 between this inner peripheral surface 222 apart from d4 (d3>d4).
Identical about the use principle of this ball switch 4 and the effect that can produce with this ball switch 1, repeat no more now.
Shown in Figure 19,20,21,22, the ball switch 5 of the present invention's the 5th preferred embodiment comprises a conductive shell 23, two balls 30, an insulation lid 40 and a terminal 54.
This conductive shell 23 comprises respectively around an outer peripheral face 231 of a central axis II and an inner peripheral surface 232 of a containing hole 233 of formation, one that connects this outer peripheral face 231 and this inner peripheral surface 232 respectively is connected anchor ring 234 and a sealing piece 236, and is connected an opening 235 that forms that anchor ring 234 cooperates with this by this inner peripheral surface 232.
Similarly, this containing hole 233 has the first aperture d1 and the second aperture d2 (figure does not show), and this first aperture d1 equals this second aperture d2 (d1=d2).
Described ball 30 is to insert in this containing hole 233 also can conduct electricity, and the diameter of described ball 30 is all d3.
This insulation lid 40 is to be installed on this conductive shell 23 in order to seal this opening 235, so that described ball 30 is limited in this containing hole 233, identical with the insulation lid 40 of this ball switch 1 (see figure 2), include an inserting column 41, a baffle ring 42, and a jack 43.
As for the design of this terminal 54, then the terminal 54 with these ball switch 2 (see figure 7)s is identical, includes one built-in section 55, outer bulge loops 56, and a holding section 57.
Each size of components relation of this ball switch 5 is all mutually with this ball switch 1 (see figure 6): the first aperture d1 of this containing hole 233 equals the second aperture d2 (d1=d2), the first aperture d1 of this containing hole 233 greater than the diameter d 3 of described ball 30 and (d1>2d3), the diameter d 3 of described ball 30 greater than this contact anchor ring 551 between this inner peripheral surface 232 apart from d4 (d3>d4).
During use, as shown in figure 20, be that this conductive shell 23 is mounted on this circuit board 100, when this circuit board 100 is parallel to this horizontal plane 101, described ball 30 is to be positioned at this containing hole 233 and not contact with this terminal 54, and at this moment, this ball switch 5 is to be not conducting (OFF) state.
As shown in figure 21, when this circuit board 100 favours this horizontal plane 101, described ball 30 is rolled towards this terminal 54, then one of them ball 30 touches the contact anchor ring 551 of this terminal 54 and the inner peripheral surface 232 of this conductive shell 23 simultaneously, 30 on another ball utilizes gravity to push this ball 30, at this moment, this ball switch 5 is to be series connection conducting (ON) state.
As shown in figure 22, when this circuit board 100 approximately stands on this horizontal plane 101, make described ball 30 drop mobile towards this terminal 54, then described ball 30 touches the contact anchor ring 551 of this terminal 54 and the inner peripheral surface 232 of this conductive shell 23 simultaneously, at this moment, this ball switch 5 is to be conducting in parallel (ON) state.
According to last explanation as can be known, 5 effects that can produce of this ball switch are also identical with this ball switch 1.
Conclude above-mentionedly, ball switch of the present invention has effect as described below and advantage, so really can reach the object of the invention:
One, because the present invention is as long as one of them ball 30 touches the contact anchor ring 511 and this inner peripheral surface 212 of this terminal 50 simultaneously, this ball switch 1,2 just can be conducting (ON) state, the present invention is had can this ball switch 1 of Effective Raise, 2 conducting success rate, relatively can improve effect and the advantage of this ball switch 1,2 quality.
Two, because the present invention is as long as one of them ball 30 touches the contact anchor ring 551 and this inner peripheral surface 222 of this terminal 54 simultaneously, this ball switch 3,4 just can be conducting (ON) state, the present invention is had can this ball switch 3 of Effective Raise, 4 conducting success rate, relatively can improve effect and the advantage of this ball switch 3,4 quality.
Three, because the present invention is as long as one of them ball 30 touches the contact anchor ring 551 and this inner peripheral surface 232 of this terminal 54 simultaneously, this ball switch 5 just can be conducting (ON) state, make whereby the present invention have can this ball switch 5 of Effective Raise the conducting success rate, relatively can improve effect and the advantage of the quality of this ball switch 5.
Four, because the present invention only need face one of them plane 226 of this conductive shell 22 and be fixed in this circuit board 100, just can reduce this ball switch 3,4 and the whole height of this circuit board 100, the effect and the advantage that the present invention are had to dwindle the final products size.
Claims (5)
1. a ball switch comprises a conductive shell, is positioned at two balls of this conductive shell, is installed at least one insulation lid of this conductive shell, and at least one Zhi Duanzi, it is characterized in that:
This conductive shell comprises an outer peripheral face that centers on a central axis respectively and an inner peripheral surface that forms a containing hole, and at least one opening, and this containing hole has first aperture and second aperture;
Described ball is to be positioned at this containing hole also can conduct electricity;
Described insulation lid is to be installed on this conductive shell in order to this opening of capping;
Described terminal is to plant along this central axis to be fixed in this insulation lid, respectively has built-in a section of being positioned at this containing hole and forming a contact anchor ring;
Wherein, this first aperture greater than the diameter of described ball and, this second aperture is greater than the diameter of described ball, the diameter of this ball greater than the contact anchor ring of described terminal to the distance between this inner peripheral surface.
2. ball switch as claimed in claim 1 is characterized in that:
This first aperture equals this second aperture.
3. ball switch as claimed in claim 1 is characterized in that:
This first aperture is greater than this second aperture.
4. as claim 1 or 2 or 3 described ball switchs, it is characterized in that:
Described terminal also has one and is in reverse to this built-in section and be positioned at the external bulge loop of this insulating lid.
5. as claim 1 or 2 or 3 described ball switchs, it is characterized in that:
Described insulation lid respectively comprises one along plant inserting column in this containing hole of this central axis, and the baffle ring from this inserting column hole enlargement moulding, and a jack that is provided with along this central axis, described terminal also respectively have a holding section that is positioned at this jack.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200710123228XA CN101339860B (en) | 2007-07-02 | 2007-07-02 | Ball switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200710123228XA CN101339860B (en) | 2007-07-02 | 2007-07-02 | Ball switch |
Publications (2)
Publication Number | Publication Date |
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CN101339860A CN101339860A (en) | 2009-01-07 |
CN101339860B true CN101339860B (en) | 2011-06-22 |
Family
ID=40213894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200710123228XA Expired - Fee Related CN101339860B (en) | 2007-07-02 | 2007-07-02 | Ball switch |
Country Status (1)
Country | Link |
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CN (1) | CN101339860B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5332876A (en) * | 1993-05-06 | 1994-07-26 | Comus International | Electrical tilt switch employing multiple conductive spheres |
US6028275A (en) * | 1999-07-13 | 2000-02-22 | Jou; Tien-Ming | Tilt switch |
CN2382123Y (en) * | 1999-07-07 | 2000-06-07 | 大日科技股份有限公司 | Ball switch |
CN2626039Y (en) * | 2003-04-08 | 2004-07-14 | 大日科技股份有限公司 | Ball switch |
CN1862743A (en) * | 2005-05-13 | 2006-11-15 | 大日科技股份有限公司 | Ball switch |
-
2007
- 2007-07-02 CN CN200710123228XA patent/CN101339860B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5332876A (en) * | 1993-05-06 | 1994-07-26 | Comus International | Electrical tilt switch employing multiple conductive spheres |
CN2382123Y (en) * | 1999-07-07 | 2000-06-07 | 大日科技股份有限公司 | Ball switch |
US6028275A (en) * | 1999-07-13 | 2000-02-22 | Jou; Tien-Ming | Tilt switch |
CN2626039Y (en) * | 2003-04-08 | 2004-07-14 | 大日科技股份有限公司 | Ball switch |
CN1862743A (en) * | 2005-05-13 | 2006-11-15 | 大日科技股份有限公司 | Ball switch |
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Publication number | Publication date |
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CN101339860A (en) | 2009-01-07 |
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