CN104972965A - Vehicle telescopic horn structure - Google Patents
Vehicle telescopic horn structure Download PDFInfo
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- CN104972965A CN104972965A CN201410144457.XA CN201410144457A CN104972965A CN 104972965 A CN104972965 A CN 104972965A CN 201410144457 A CN201410144457 A CN 201410144457A CN 104972965 A CN104972965 A CN 104972965A
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- gear
- transmission shaft
- guide screw
- telescopic
- expansion link
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Abstract
The invention discloses a vehicle telescopic horn structure. The vehicle telescopic horn structure comprises a shell base, a drive assembly, a telescopic mechanism and a horn, and the shell base is provided with a containing cavity. The drive assembly is arranged in the containing cavity and comprises a stepping motor and a transmission shaft connected to the stepping motor. The stepping motor is fixed to the shell base and drives the transmission shaft to rotate. The telescopic mechanism is contained in the containing cavity and comprises a driving screw and a telescopic rod in screw joint with the driving screw. The driving screw is driven by the transmission shaft to rotate, and therefore the telescopic rod can move in a telescopic mode relative to the driving screw. The horn is fixed to the end of the telescopic rod and can move along with the telescopic rod. Accordingly, telescopic adjustment can be achieved for the telescopic horn structure according to needs, an assembly component can be effectively simplified, and the manufacturing cost can be saved.
Description
Technical field
The present invention has about a kind of horn structure, espespecially a kind of automobile-used telescopic horn structure.
Background technology
The main frame of current audio-visual devices is embedded in the panel in operator's seat of vehicle front mostly, loudspeaker are then embedded in car door or panel, because loudspeaker have directivity to user, therefore loudspeaker are embedded entertainment effect can be caused to have a greatly reduced quality, if but allow loudspeaker can play good effect, and loudspeaker are convexly equipped in panel or car door, loudspeaker can be made again easily to produce and to collide and the problems such as damage.
Therefore, there is a kind of telescopic horn structure on the market, it utilizes motor to drive telescoping mechanism telescopic moving, then loudspeaker is fixed on the end of telescoping mechanism and follows telescoping mechanism and move, and enables loudspeaker select projection in response to demand or be embedded at panel or car door.
But, the motor of above-mentioned telescopic horn structure mostly is synchronous motor, this synchronous motor have constant speed constant, do not need speed governing and the little feature of starting torque, cause telescopic horn structure reducing gear and position transduser need be installed again, with the shift motion of the rotative speed and restriction telescoping mechanism that adjust telescoping mechanism, but telescopic horn structure is caused to produce the problem that assembled components is numerous and diverse and manufacturing cost is expensive.
In view of this, the present inventor is then for above-mentioned prior art, and spy concentrates on studies and coordinates the utilization of scientific principle, solves the problem as possible a little, namely becomes the target of the present inventor's exploitation.
Summary of the invention
The object of the present invention is to provide a kind of automobile-used telescopic horn structure, it utilizes stepper motor to drive telescoping mechanism telescopic moving, makes telescopic horn structure can carry out flexible adjustment in response to demand, and effectively simplifies assembled components and save cost of manufacture.
In order to reach above-mentioned purpose, the invention provides a kind of automobile-used telescopic horn structure, comprising:
One shell block, has a cavity volume;
One driven unit, is arranged in this cavity volume, and this driven unit comprises a stepper motor and is connected to a transmission shaft of this stepper motor, and this stepper motor is fixed on this shell block and drives this transmission shaft to rotate;
One telescoping mechanism, is contained in this cavity volume, the expansion link that this telescoping mechanism comprises a guide screw and is spirally connected with this guide screw, and this guide screw rotates by the driving of this transmission shaft, thus enables this expansion link do telescopic moving relative to this guide screw; And
One loudspeaker, are fixed on the end of this expansion link and follow this expansion link and move.
This driven unit more comprises a transmission gear, this transmission gear is socketed on this transmission shaft and follows this transmission shaft and rotates, this telescoping mechanism more comprises a ring gear, this ring gear be connected to this guide screw end and with this guide screw interlock each other, this transmission gear and this ring gear engage each other transmission.
This driven unit more comprises one first gear, one second gear and a messenger chain band, this first geared sleeve is connected to this transmission shaft and follows this transmission shaft and rotates, this second gear be connected to this guide screw end and with this guide screw interlock each other, this messenger chain band is set in the outside of this first gear and this second gear and engages each other transmission with this first gear and this second gear.
This driven unit more comprises one first gear, one second gear and a drive belt, this first geared sleeve is connected to this transmission shaft and follows this transmission shaft and rotates, this second gear be connected to this guide screw end and with this guide screw interlock each other, the inwall of this drive belt is extended with an inner gear, this drive belt is set in the outside of this first gear and this second gear, and this inner gear and this first gear and this second gear engage each other transmission.
This driven unit more comprises one first flower wheel, one second flower wheel and a drive belt, this first flower wheel is socketed on this transmission shaft and follows this transmission shaft and rotates, this second flower wheel be connected to this guide screw end and with this guide screw interlock each other, this drive belt tight-binding system is set in the outside of this first gear and this second gear.
This shell block comprises a seat and to a upper cover that seat cover should be descended to close, this cavity volume is formed between this lower seat and this upper cover.
This is covered with a through hole, one end of this guide screw is settled descending seat, and the other end and this expansion link are jointly to configuring by through hole.
The outer wall of this expansion link has protruded out a helical guideway, and this upper cover offers the position-limited trough embedded for this helical guideway.
The outer wall of this expansion link has protruded out a upright guide rails, and this upper cover offers the position-limited trough embedded for this upright guide rails.
More comprise an admission extinguisher, this admission extinguisher be fixed on this upper cover and to should expansion link sheathed, these loudspeaker can hide receive or protrude from this admission extinguisher.
This expansion link has an internal thread segment, and this guide screw is spirally connected mutually by this internal thread segment and this expansion link.
After adopting such scheme, the present invention utilizes shell block to have cavity volume; Driven unit and telescoping mechanism are installed in cavity volume, and the guide screw of telescoping mechanism is subject to the transmission shaft of driven unit to drive rotation, thus enables expansion link do telescopic moving relative to guide screw; Loudspeaker are fixed on the end of expansion link and follow expansion link and move, and whereby, utilize stepper motor to drive telescoping mechanism telescopic moving, make telescopic horn structure can carry out flexible adjustment in response to demand, and effectively simplify assembled components and save cost of manufacture.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view of the present invention's telescopic horn structure first embodiment;
Fig. 2 is another three-dimensional exploded view of the present invention's telescopic horn structure first embodiment;
Fig. 3 is the three-dimensional combination figure of the present invention's telescopic horn structure first embodiment;
Fig. 4 is the using state figure of the present invention's telescopic horn structure first embodiment;
Fig. 5 is another using state figure of the present invention's telescopic horn structure first embodiment;
Fig. 6 is another three-dimensional combination figure of the present invention's telescopic horn structure first embodiment;
Fig. 7 is the three-dimensional combination figure of the present invention's telescopic horn structure second embodiment;
Fig. 8 is the three-dimensional exploded view of the telescopic horn structure of the present invention the 3rd embodiment;
Fig. 9 is the three-dimensional exploded view of the telescopic horn structure of the present invention the 4th embodiment;
Figure 10 is the three-dimensional exploded view of the telescopic horn structure of the present invention the 5th embodiment.
Detailed description of the invention
Detailed description for the present invention and technology contents, be described as follows graphic for cooperation, but institute's accompanying drawings is only as illustrative purposes, not for limiting to the present invention.
Refer to shown in Fig. 1 to Fig. 6, the invention provides a kind of first embodiment of automobile-used telescopic horn structure, this telescopic horn structure 10 mainly comprises shell block 1, driven unit 2, telescoping mechanism 3 and loudspeaker 4.
As shown in Fig. 1 to Fig. 3, Fig. 5, shell block 1 is roughly in a cuboid, and this shell block 1 has a cavity volume 11, and shell block 1 comprises a seat 12 and corresponding lower seat 12 covers the upper cover 13 closed, and cavity volume 11 is formed between lower seat 12 and upper cover 13.Wherein, upper cover 13 is provided with through hole 131 and a position-limited trough 132.
As shown in Figure 1 to Figure 3, driven unit 2 is arranged in cavity volume 11, and driven unit 2 comprises a stepper motor 21 and is connected to a transmission shaft 22 of stepper motor 21, and stepper motor 21 is fixed on shell block 1 and drives transmission shaft 22 to rotate.
Further illustrate as follows, driven unit 2 more comprises a transmission gear 23, and transmission gear 23 is socketed on transmission shaft 22 and follows transmission shaft 22 and rotates.
As shown in Figure 1 to Figure 3, telescoping mechanism 3 is contained in cavity volume 11, the expansion link 32 that telescoping mechanism 3 comprises a guide screw 31 and is spirally connected with guide screw 31, guide screw 31 rotates by the driving of transmission shaft 22, thus makes expansion link 32 can do telescopic moving relative to guide screw 31.
Be described in detail as follows, under one end correspondence of guide screw 31, seat 12 is settled, and the other end configures with the common corresponding through hole 131 of expansion link 32, and expansion link 32 has an internal thread segment, and guide screw 31 is spirally connected mutually by internal thread segment and expansion link 32.Wherein, the outer wall of expansion link 32 protrudes out the helical guideway 321 that corresponding position-limited trough 132 embeds.
In addition, telescoping mechanism 3 more comprises a ring gear 33, ring gear 33 be connected to guide screw 31 end and with guide screw 31 interlock each other, transmission gear 23 and ring gear 33 engage each other transmission.
As shown in Figures 3 to 6, loudspeaker 4 are fixed on the end of expansion link 32 and follow expansion link 32 and move, and utilize the setting of said spiral guide rail 321 and position-limited trough 132, and loudspeaker 4 can be made to stretch out in a rotative pattern or retract.
As shown in Figure 1 to Figure 3, the telescopic horn structure 10 of the present invention more comprises an admission extinguisher 5, and admission extinguisher 5 is fixed on upper cover 13 and corresponding expansion link 32 is sheathed, and loudspeaker 4 can be hidden and receive or protrude from admission extinguisher 5.
Refer to shown in Fig. 3 to Fig. 6, the combination of the telescopic horn structure 10 of the present invention, it utilizes shell block 1 to have cavity volume 11; Driven unit 2 is arranged in cavity volume 11, and driven unit 2 comprises stepper motor 21 and is connected to the transmission shaft 22 of stepper motor 21, and stepper motor 21 is fixed on shell block 1 and drives transmission shaft 22 to rotate; Telescoping mechanism 3 is contained in cavity volume 11, the expansion link 32 that telescoping mechanism 3 comprises guide screw 31 and is spirally connected with guide screw 31, and guide screw 31 rotates by the driving of transmission shaft 22, thus makes expansion link 32 can do telescopic moving relative to guide screw 31; Loudspeaker 4 are fixed on the end of expansion link 32 and follow expansion link 32 and move.Whereby, utilize stepper motor 21 to drive telescoping mechanism 3 telescopic moving, make telescopic horn structure 10 can carry out flexible adjustment in response to demand, and effectively simplify assembled components and save cost of manufacture.
Refer to shown in Fig. 3 to Fig. 6, the using state of the telescopic horn structure 10 of the present invention, it utilizes the inside telescopic horn structure 10 being arranged on automobile, when loudspeaker 4 do not use, closes in admission extinguisher 5 for hidden.When for use loudspeaker 4, transmission shaft 22 is driven to rotate with stepper motor 21, band nutating gear 23 rotates by transmission shaft 22, relend and drive ring gear 33 by transmission gear 23 and allow guide screw 31 produce rotation, because the internal thread segment of expansion link 32 is for being bolted in guide screw 31, therefore expansion link 32 can rise by the promotion of guide screw 31, rise in admission extinguisher 5 to allow loudspeaker 4, helical guideway 321 because of expansion link 32 is subject to the restriction of position-limited trough 132, and allow expansion link 32 when promoting loudspeaker 4 and rising in admission extinguisher 5, turn can rise along with helical guideway 321.Moreover, due to position-limited trough 132 be coordinate helical guideway 321 shape arrange, and allow expansion link 32 can turn smoothly rise time, not easily occur rise has some setbacks or stuck situation.In addition, when declining in admission extinguisher 5 for allowing loudspeaker 4, stepper motor 21 only need be made to reverse and to drive transmission shaft 22 to rotate.
Wherein, stepper motor 21 is one of pulse motor, its motor progressively rotated at a certain angle, opens loop (Open Loop) mode process because adopting, therefore do not need position to detect the feedback device detected with speed, just can reach accurate position and speeds control.Therefore, under telescopic horn structure 10 omits the assembly of reducing gear and position transduser, still effectively and stably can adjust the rotative speed of expansion link 32 and the shift motion of restriction expansion link 32, the advantage telescopic horn structure 10 being had simplify assembled components and save cost of manufacture.
Refer to shown in Fig. 7, the second embodiment of the telescopic horn structure 10 of the present invention, the second embodiment is roughly the same with the first embodiment, and the second embodiment and the first embodiment difference are that the outer wall of expansion link 32 has protruded out a upright guide rails 322.
Further illustrate as follows, the outer wall of expansion link 32 has protruded out upright guide rails 322, upper cover 13 offers the position-limited trough 132 embedded for upright guide rails 322, expansion link 32 corresponds to aforementioned through-hole 131 cross-under, upright guide rails 322 is located with position-limited trough 132 is mutually chimeric, to make loudspeaker 4 can produce stretching out of straight mode or retract, and reach the function and effect that are same as the first embodiment.
Refer to shown in Fig. 8,3rd embodiment of the telescopic horn structure 10 of the present invention, 3rd embodiment is roughly the same with the first embodiment, and from the first embodiment difference, the 3rd embodiment is that the assembly of driven unit 2 is different, and make guide screw 31 rotate by the driving of transmission shaft 22 by different way.
Be described in detail as follows, driven unit 2 more comprises one first gear 24,1 second gear 25 and a messenger chain band 26, first gear 24 is socketed on transmission shaft 22 and follows transmission shaft 22 and rotates, second gear 25 be connected to guide screw 31 end and with guide screw 31 interlock each other, messenger chain band 26 is set in the outside of the first gear 24 and the second gear 25 and engages each other transmission with the first gear 24 and the second gear 25, when transmission shaft 22 is rotated, transmission shaft 22 can drive guide screw 31 to rotate by the engagement between the first gear 24, messenger chain band 26 and the second gear 25.Whereby, to reach the function and effect that are same as the first embodiment.
Refer to shown in Fig. 9,4th embodiment of the telescopic horn structure 10 of the present invention, 4th embodiment is roughly the same with the first embodiment, and from the first embodiment difference, the 4th embodiment is that the assembly of driven unit 2 is different, and make guide screw 31 rotate by the driving of transmission shaft 22 by different way.
Further illustrate as follows, driven unit 2 more comprises one first gear 24, one second gear 25 and a drive belt 27, first gear 24 is socketed on transmission shaft 22 and follows transmission shaft 22 and rotates, second gear 25 be connected to guide screw 31 end and with guide screw 31 interlock each other, the inwall of drive belt 27 is extended with an inner gear 271, drive belt 27 is set in the outside of the first gear 24 and the second gear 25, and inner gear 271 and the first gear 24 and the second gear 25 engage each other transmission, when transmission shaft 22 is rotated, transmission shaft 22 can by the first gear 24, engagement between inner gear 271 and the second gear 25 and drive guide screw 31 to rotate.Whereby, to reach the function and effect that are same as the first embodiment.
Refer to shown in Figure 10,5th embodiment of the telescopic horn structure 10 of the present invention, 5th embodiment is roughly the same with the first embodiment, and from the first embodiment difference, the 5th embodiment is that the assembly of driven unit 2 is different, and make guide screw 31 rotate by the driving of transmission shaft 22 by different way.
Be described in detail as follows, driven unit 2 more comprises one first flower wheel 28,1 second flower wheel 29 and a drive belt 27 ', first flower wheel 28 is socketed on transmission shaft 22 and follows transmission shaft 22 and rotates, second flower wheel 29 be connected to guide screw 31 end and with guide screw 31 interlock each other, drive belt 27 ' is tightly set in the outside of the first flower wheel 28 and the second flower wheel 29 bundle, when allowing the first flower wheel 28 rotate, produce a friction force between drive belt 27 ' meeting and the first flower wheel 28 and the second flower wheel 29 and drive the second flower wheel 29 to rotate.
Therefore when transmission shaft 22 rotates, transmission shaft 22 can drive guide screw 31 to rotate by the friction force between the first flower wheel 28, drive belt 27 ' and the second flower wheel 29.Whereby, to reach the function and effect that are same as the first embodiment.
In sum, the telescopic horn structure that the present invention is automobile-used, also like product and open use had not been seen, and there is industry applications, novelty and progressive, meet application for a patent for invention important document completely, filing an application according to patent law in whence, would like to ask detailed survey and grant accurate this case patent, to ensure the right of contriver.
Claims (11)
1. an automobile-used telescopic horn structure, is characterized in that: comprising:
One shell block, has a cavity volume;
One driven unit, is arranged in this cavity volume, and this driven unit comprises a stepper motor and is connected to a transmission shaft of this stepper motor, and this stepper motor is fixed on this shell block and drives this transmission shaft to rotate;
One telescoping mechanism, is contained in this cavity volume, the expansion link that this telescoping mechanism comprises a guide screw and is spirally connected with this guide screw, and this guide screw rotates by the driving of this transmission shaft, thus enables this expansion link do telescopic moving relative to this guide screw; And
One loudspeaker, are fixed on the end of this expansion link and follow this expansion link and move.
2. telescopic horn structure automobile-used as claimed in claim 1, it is characterized in that: this driven unit more comprises a transmission gear, this transmission gear is socketed on this transmission shaft and follows this transmission shaft and rotates, this telescoping mechanism more comprises a ring gear, this ring gear be connected to this guide screw end and with this guide screw interlock each other, this transmission gear and this ring gear engage each other transmission.
3. telescopic horn structure automobile-used as claimed in claim 1, it is characterized in that: this driven unit more comprises one first gear, one second gear and a messenger chain band, this first geared sleeve is connected to this transmission shaft and follows this transmission shaft and rotates, this second gear be connected to this guide screw end and with this guide screw interlock each other, this messenger chain band is set in the outside of this first gear and this second gear and engages each other transmission with this first gear and this second gear.
4. telescopic horn structure automobile-used as claimed in claim 1, it is characterized in that: this driven unit more comprises one first gear, one second gear and a drive belt, this first geared sleeve is connected to this transmission shaft and follows this transmission shaft and rotates, this second gear be connected to this guide screw end and with this guide screw interlock each other, the inwall of this drive belt is extended with an inner gear, this drive belt is set in the outside of this first gear and this second gear, and this inner gear and this first gear and this second gear engage each other transmission.
5. telescopic horn structure automobile-used as claimed in claim 1, it is characterized in that: this driven unit more comprises one first flower wheel, one second flower wheel and a drive belt, this first flower wheel is socketed on this transmission shaft and follows this transmission shaft and rotates, this second flower wheel be connected to this guide screw end and with this guide screw interlock each other, this drive belt tight-binding system is set in the outside of this first gear and this second gear.
6. the automobile-used telescopic horn structure as described in claim 1 or 2 or 3 or 4 or 5, is characterized in that: this shell block comprises a seat and to a upper cover that seat cover should be descended to close, this cavity volume is formed between this lower seat and this upper cover.
7. telescopic horn structure automobile-used as claimed in claim 6, is characterized in that: this is covered with a through hole, and one end of this guide screw is settled descending seat, and the other end and this expansion link are jointly to configuring by through hole.
8. telescopic horn structure automobile-used as claimed in claim 6, is characterized in that: the outer wall of this expansion link has protruded out a helical guideway, and this upper cover offers the position-limited trough embedded for this helical guideway.
9. telescopic horn structure automobile-used as claimed in claim 6, is characterized in that: the outer wall of this expansion link has protruded out a upright guide rails, and this upper cover offers the position-limited trough embedded for this upright guide rails.
10. telescopic horn structure automobile-used as claimed in claim 6, is characterized in that: more comprise an admission extinguisher, this admission extinguisher be fixed on this upper cover and to should expansion link sheathed, these loudspeaker can hide receive or protrude from this admission extinguisher.
11. automobile-used telescopic horn structures as described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that: this expansion link has an internal thread segment, this guide screw is spirally connected mutually by this internal thread segment and this expansion link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410144457.XA CN104972965A (en) | 2014-04-11 | 2014-04-11 | Vehicle telescopic horn structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410144457.XA CN104972965A (en) | 2014-04-11 | 2014-04-11 | Vehicle telescopic horn structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104972965A true CN104972965A (en) | 2015-10-14 |
Family
ID=54270112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410144457.XA Pending CN104972965A (en) | 2014-04-11 | 2014-04-11 | Vehicle telescopic horn structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104972965A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983039A (en) * | 2018-05-30 | 2018-12-11 | 汪亨德 | power failure feedback device |
| CN110602613A (en) * | 2019-10-31 | 2019-12-20 | 进顺汽车零部件如皋有限公司 | Decoration ring for automobile loudspeaker |
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| US20090040749A1 (en) * | 2007-08-10 | 2009-02-12 | Innovative Solar Lighting Llc | Retractable light apparatus |
| CN101428590A (en) * | 2008-08-13 | 2009-05-13 | 程滋颐 | Pick-up head for cars |
| CN202178732U (en) * | 2011-06-24 | 2012-03-28 | 浙江理工大学 | Integrated circuit for driving and controlling three groups of stepping motors |
| CN202294504U (en) * | 2011-11-03 | 2012-07-04 | 信昌机械厂股份有限公司 | Telescopic vehicle horn |
| CN203186055U (en) * | 2013-03-04 | 2013-09-11 | 石际 | Plate number protective device |
| CN103453095A (en) * | 2012-05-29 | 2013-12-18 | Lg伊诺特有限公司 | Swiveling actuator |
| CN203902389U (en) * | 2014-04-11 | 2014-10-29 | 信昌机械厂股份有限公司 | Telescopic horn structure for vehicle |
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2014
- 2014-04-11 CN CN201410144457.XA patent/CN104972965A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090040749A1 (en) * | 2007-08-10 | 2009-02-12 | Innovative Solar Lighting Llc | Retractable light apparatus |
| CN101428590A (en) * | 2008-08-13 | 2009-05-13 | 程滋颐 | Pick-up head for cars |
| CN202178732U (en) * | 2011-06-24 | 2012-03-28 | 浙江理工大学 | Integrated circuit for driving and controlling three groups of stepping motors |
| CN202294504U (en) * | 2011-11-03 | 2012-07-04 | 信昌机械厂股份有限公司 | Telescopic vehicle horn |
| CN103453095A (en) * | 2012-05-29 | 2013-12-18 | Lg伊诺特有限公司 | Swiveling actuator |
| CN203186055U (en) * | 2013-03-04 | 2013-09-11 | 石际 | Plate number protective device |
| CN203902389U (en) * | 2014-04-11 | 2014-10-29 | 信昌机械厂股份有限公司 | Telescopic horn structure for vehicle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983039A (en) * | 2018-05-30 | 2018-12-11 | 汪亨德 | power failure feedback device |
| CN110602613A (en) * | 2019-10-31 | 2019-12-20 | 进顺汽车零部件如皋有限公司 | Decoration ring for automobile loudspeaker |
| CN110602613B (en) * | 2019-10-31 | 2020-07-21 | 进顺汽车零部件如皋有限公司 | Decoration ring for automobile loudspeaker |
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Application publication date: 20151014 |
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