CN201820681U - Self-locking rotary switch and wireless communication equipment - Google Patents
Self-locking rotary switch and wireless communication equipment Download PDFInfo
- Publication number
- CN201820681U CN201820681U CN2010205560666U CN201020556066U CN201820681U CN 201820681 U CN201820681 U CN 201820681U CN 2010205560666 U CN2010205560666 U CN 2010205560666U CN 201020556066 U CN201020556066 U CN 201020556066U CN 201820681 U CN201820681 U CN 201820681U
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- knob
- button
- switch
- locking teeth
- fixed pattern
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Abstract
The utility model provides a self-locking rotary switch which comprises a rotary inner switch, a rotary outer switch, a spring and a lining, wherein the lining is sleeved on an encoding shaft of an encoding switch, a notch of the lining is matched with a notch on the encoding shaft, the rotary inner switch passes through the spring and then is inserted into the cavity of the rotary outer switch, the rotary inner switch is sleeved on the outer side of the lining, first locking teeth are formed on the lower circumference of the rotary outer switch, and second locking teeth are formed on a face casing of a main machine and engaged with the first locking teeth. After the rotary inner switch is inserted into the encoding shaft of the encoding switch, the first locking teeth are engaged with the second locking teeth, so as to prevent the communication channel from being changed when a user touches or rotates the encoding switch by mistake. When the communication channel needs to be changed, the rotary outer switch is pulled upwards and rotated to the desired communication channel position and then released, the rotary outer switch automatically returns to the original position under the elastic action of the spring, so that the first locking teeth and the second locking teeth are engaged with each other to lock the rotary outer switch. The rotary switch achieves the effect of automatic locking under the elastic action of the spring and improves the reliability.
Description
Technical field
The utility model relates to the Wireless Telecom Equipment technical field, particularly a kind of automatic locking fixed pattern knob and Wireless Telecom Equipment.
Background technology
Intercom is a kind of bidirectional mobile communication instrument, is applicable to the occasion of relative fixed and frequent conversation, for example: hotel, dining room, public place of entertainment etc.It is a kind of wireless terminal equipment that some multiple spot is communicated that can use in moving, and many people are exchanged simultaneously each other, makes many people can hear simultaneously that same individual speaks.
This communication mode has different characteristics with other communication mode: link up immediately, get ready to go into action in hundreds, economical and practical, operation cost is low, do not expend cost of the phone call, save easy to usely, also has functions such as group calling is logically broadcast, system calling, secret calling simultaneously.In handling urgent accident, its effect is that other means of communication is irreplaceable in carrying out dispatch control.
Therefore the intercom conversation does not have telephone expenses to produce without any need for network support.Along with intercom enters the commercial market, people's out on tours, shopping also begin to use more and more intercom.
The user can be provided with the channel on the intercom.Referring to Fig. 1, this figure is the schematic diagram of intercom channel setting device in the prior art.
As shown in Figure 1, the channel setting device on the intercom comprises coding knob 101, liner 102 and code switch 103 in the prior art.
Liner 102 inserts in the endoporus of coding knobs 101 and coding knob 101 is enclosed within on " D " shape coding axle of code switch 103 together, and as can be seen from the figure " D " v notch v on " D " v notch v of liner 102 and the coding spool is corresponding.Wherein, the coding axle is screwed on the face-piece of intercom by nut.
When user's rotary coding knob 101, the coding axle that coding knob 101 drives code switch 103 rotates, thereby realizes the replacing of channel.
But coding knob 101 of the prior art is directly to be fixed on the coding axle of code switch 103,, coding knob 101 can be around the rotation arbitrarily of coding axle.When careless false touch of user or the stubborn coding of mistake knob 101, will cause the replacing of channel, thereby the work of intercom will be exerted an influence.Therefore the intercom reliability of present this structure is lower.
The utility model content
The technical problems to be solved in the utility model provides a kind of automatic locking fixed pattern knob and Wireless Telecom Equipment, can automatically lock the coding knob, the reliability height.
The utility model provides a kind of automatic locking fixed pattern knob, comprising: button, the outer button of knob, spring and liner in the knob;
Described neck bush is contained on the coding axle of code switch, and the breach on the breach of described liner and the described coding axle matches;
Button passes in the cavity that described spring inserts the outer button of described knob in the described knob;
Button is sleeved on the described liner outside in the described knob;
The next week of the outer button of described knob, described main frame face-piece was provided with second locking teeth with the mutual buckle of described first locking teeth along being provided with first locking teeth.
Preferably, all the number of channel with main frame is identical for the number of teeth of the number of teeth of described first locking teeth and second locking teeth.
Preferably, described code switch is fixed on the described main frame face-piece by nut.
Preferably, the bottom of button is provided with hooking structure in the described knob, and the described nut of described hooking structure hook is with button in the fixing described knob.
Preferably, the bottom of button is provided with hooking structure in the described knob, so that interior button of described knob and the outer button of knob are fixed together.
Preferably, the cross section of described coding axle is the D type, and the breach of described liner is the D type.
Preferably, also be provided with tapping on the described code switch, described tapping cooperates with described nut code switch is fixed on the described main frame face-piece.
The utility model also provides a kind of Wireless Telecom Equipment, comprises described automatic locking fixed pattern knob.
Preferably, this Wireless Telecom Equipment is an intercom.
Compared with prior art, the utlity model has following advantage:
The automatic locking fixed pattern knob that the utility model provides, coding knob comprise button and spring in the outer button of knob, the knob, between the outer button of button and knob spring are set in the knob, and spring housing outside the button, inserts in the cavity of the outer button of knob in knob then.Main frame face-piece on be provided with second locking teeth with first locking teeth mutual buckle along first locking teeth is set the next week of the outer button of knob.After on the coding axle of button insertion code switch in the knob, first locking teeth and the mutual buckle of second locking teeth can be avoided user's false touch or mistake to twist the coding knob like this and cause channel to change.Change channel if desired, then the outer button of knob is upwards pulled up, discharge after rotating to the channel position that needs then, the outer button of knob can automatically reset under the elastic force effect of spring, such first locking teeth and second locking teeth are fastened togather again mutually, with the outer button locking of knob.This knob can be realized automatically locking under the elastic force effect of spring, and is simple to operate, the reliability height.
Description of drawings
Fig. 1 is the schematic diagram of intercom channel setting device in the prior art;
Fig. 2 is the stereogram of the automatic locking fixed pattern knob that provides of the utility model;
Fig. 3 is automatic locking fixed pattern knob that the utility model the provides cutaway view when being pulled up;
Fig. 4 is the cutaway view of the automatic locking fixed pattern knob that provides of the utility model when locked.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
The automatic locking fixed pattern knob that the utility model provides comprises: button, the outer button of knob, spring and liner in the knob;
Described neck bush is contained on the coding axle of code switch, and the breach on the breach of described liner and the described coding axle matches;
Button passes in the cavity that described spring inserts the outer button of described knob in the described knob;
Button is sleeved on the described liner outside in the described knob;
The next week of the outer button of described knob, described main frame face-piece was provided with second locking teeth with the mutual buckle of described first locking teeth along being provided with first locking teeth.
The automatic locking fixed pattern knob that the utility model provides, coding knob comprise button and spring in the outer button of knob, the knob, between the outer button of button and knob spring are set in the knob, and spring housing outside the button, inserts in the cavity of the outer button of knob in knob then.Main frame face-piece on be provided with second locking teeth with first locking teeth mutual buckle along first locking teeth is set the next week of the outer button of knob.After on the coding axle of button insertion code switch in the knob, first locking teeth and the mutual buckle of second locking teeth can be avoided user's false touch or mistake to twist the coding knob like this and cause channel to change.Change channel if desired, then the outer button of knob is upwards pulled up, discharge after rotating to the channel position that needs then, the outer button of knob can automatically reset under the elastic force effect of spring, such first locking teeth and second locking teeth are fastened togather again mutually, with the outer button locking of knob.This knob can be realized automatically locking under the elastic force effect of spring, and is simple to operate, the reliability height, and the user is hook knob specially.
Introduce specific implementation of the present utility model in detail below in conjunction with accompanying drawing.
Referring to Fig. 2, this figure is the stereogram of the automatic locking fixed pattern knob that provides of the utility model.
The automatic locking fixed pattern knob that the utility model provides comprises: button 201, the outer button 203 of knob, spring 202 and liner 204 in the knob;
Described liner 204 inserts in " D " shape hole of button 201 in the described knob; Be understandable that " D " shape hole of button 201 is positioned at the axial location of knob button 201 in the knob.
The outer button 203 of described knob is sleeved on the coding axle of code switch 205, and " D " v notch v on " D " v notch v of described liner 204 and the described coding axle matches;
The next week of the outer button 203 of described knob, described main frame face-piece was provided with second locking teeth 208 with described first locking teeth, 207 mutual buckles along being provided with first locking teeth 207.
The operation principle of the automatic locking fixed pattern knob that the utility model embodiment provide is described below in conjunction with accompanying drawing 2.
When automatic locking fixed pattern knob is in running order, the outer button 203 of described knob next week the edge first locking teeth 207 and main frame face-piece on second locking teeth, 208 mutual buckles, automatic locking fixed pattern knob is locked, cannot rotate, can avoid user's false touch or mistake to twist the coding knob like this and cause channel to change.
When needs are changed channel, the outer button 203 of described rotation is upwards pulled up, spring 202 is compressed, the outer button 203 of described rotation drives by D shape structure that button 201 rotate together in the described knob, discharges after rotating to the channel position that needs, and knob button 203 outward moves downward under the elastic force effect of spring 202, automatically reset, such first locking teeth 207 and second locking teeth 208 are fastened togather again mutually, with outer button 203 lockings of knob, thereby finish the process of changing channel.
The automatic locking fixed pattern knob that the utility model provides, coding knob comprise button and spring in the outer button of knob, the knob, between the outer button of button and knob spring are set in the knob, and spring housing outside the button, inserts in the cavity of the outer button of knob in knob then.Main frame face-piece on be provided with second locking teeth with first locking teeth mutual buckle along first locking teeth is set the next week of the outer button of knob.After on the coding axle of button insertion code switch in the knob, first locking teeth and the mutual buckle of second locking teeth can be avoided user's false touch or mistake to twist the coding knob like this and cause channel to change.Change channel if desired, then the outer button of knob is upwards pulled up, discharge after rotating to the channel position that needs then, the outer button of knob can automatically reset under the elastic force effect of spring, such first locking teeth and second locking teeth are fastened togather again mutually, with the outer button locking of knob.This knob can be realized automatically locking under the elastic force effect of spring, and is simple to operate, the reliability height, and the user is hook knob specially.
Fig. 2 is the stereogram of the automatic locking fixed pattern knob that provides of present embodiment, for those skilled in the art understand better and implement the technical program, is described in detail below in conjunction with the cutaway view of Fig. 3.
Referring to Fig. 3, this figure is the cutaway view of the automatic locking fixed pattern knob that provides of the utility model.
Can clearly be seen that the assembled relation of each parts of this automatic locking fixed pattern knob from this cutaway view.
Liner 204 inserts among the hole 201a of button 201 in the knob, and button 201 passes in the cavity of the outer button 203 of spring 202 insertion knobs in the knob.
The outer button 203 of knob carries the interior button 201 of knob and is enclosed within on the coding axle 205a of code switch 205.
Described code switch 205 is fixed on the described main frame face-piece 206 by nut 209.
Need to prove the figure of correspondence when cutaway view shown in Figure 3 is automatic locking fixed pattern knob lock-out state.Referring to Fig. 4, this figure is the cutaway view of automatic locking fixed pattern knob correspondence when being pulled up state.Comparison diagram 3 and Fig. 4 are as can be seen, the relative position of the outer button of button and knob is distinguished to some extent in the knob, and during lock-out state shown in Figure 3, the outer button of knob is downward with respect to button position in the knob, and for the state that pulls up shown in Figure 4, the outer button of knob makes progress with respect to the position of button in the knob.
Preferably, in the automatic locking fixed pattern knob that present embodiment provides, all the number of channel with main frame is identical for the number of teeth of the number of teeth of described first locking teeth and second locking teeth.
Among another embodiment that the utility model provides, the bottom of button can be provided with hooking structure in the described knob, and described hooking structure tangles described nut, with button in the fixed knob.Hook herein mainly is firmly excessive when preventing to pull up the outer button of knob, thereby button in the knob spool is extracted from coding.
The bottom of button is provided with hooking structure in the described knob, so that interior button of described knob and the outer button of knob are fixed together.Hooking structure herein mainly is to prevent that the outer button of knob from moving downward, and still, the outer button of knob can upwards pull up.
Described code switch is provided with tapping, to match with described nut code switch is fixed on the main frame face-piece.The utility model also provides a kind of Wireless Telecom Equipment, described automatic locking fixed pattern knob.Preferably, this Wireless Telecom Equipment is an intercom.Can avoid the signal of intercom to be changed by this automatic locking fixed pattern knob by false touch.
The above only is preferred embodiment of the present utility model, is not the utility model is done any pro forma restriction.Though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model.Any those of ordinary skill in the art, do not breaking away under the technical solutions of the utility model scope situation, all can utilize the method and the technology contents of above-mentioned announcement that technical solutions of the utility model are made many possible changes and modification, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from technical solutions of the utility model, all still belongs in the scope of technical solutions of the utility model protection any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present utility model.
Claims (9)
1. an automatic locking fixed pattern knob is characterized in that, comprising: button, the outer button of knob, spring and liner in the knob;
Described neck bush is contained on the coding axle of code switch, and the breach on the breach of described liner and the described coding axle matches;
Button passes in the cavity that described spring inserts the outer button of described knob in the described knob;
Button is sleeved on the described liner outside in the described knob;
The next week of the outer button of described knob, described main frame face-piece was provided with second locking teeth with the mutual buckle of described first locking teeth along being provided with first locking teeth.
2. automatic locking fixed pattern knob according to claim 1 is characterized in that, all the number of channel with main frame is identical for the number of teeth of the number of teeth of described first locking teeth and second locking teeth.
3. automatic locking fixed pattern knob according to claim 1 is characterized in that described code switch is fixed on the described main frame face-piece by nut.
4. automatic locking fixed pattern knob according to claim 3 is characterized in that, the bottom of button is provided with hooking structure in the described knob, and the described nut of described hooking structure hook is with button in the fixing described knob.
5. automatic locking fixed pattern knob according to claim 1 is characterized in that, the bottom of button is provided with hooking structure in the described knob, so that interior button of described knob and the outer button of knob are fixed together.
6. automatic locking fixed pattern knob according to claim 1 is characterized in that, the cross section of described coding axle is the D type, and the breach of described liner is the D type.
7. automatic locking fixed pattern knob according to claim 3 is characterized in that, also is provided with tapping on the described code switch, and described tapping cooperates with described nut code switch is fixed on the described main frame face-piece.
8. a Wireless Telecom Equipment is characterized in that, comprises each described automatic locking fixed pattern knob of claim 1-7.
9. Wireless Telecom Equipment according to claim 8 is characterized in that, this Wireless Telecom Equipment is an intercom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205560666U CN201820681U (en) | 2010-10-08 | 2010-10-08 | Self-locking rotary switch and wireless communication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205560666U CN201820681U (en) | 2010-10-08 | 2010-10-08 | Self-locking rotary switch and wireless communication equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201820681U true CN201820681U (en) | 2011-05-04 |
Family
ID=43918627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205560666U Expired - Lifetime CN201820681U (en) | 2010-10-08 | 2010-10-08 | Self-locking rotary switch and wireless communication equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201820681U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105793945A (en) * | 2013-11-18 | 2016-07-20 | 摩托罗拉解决方案公司 | Flexible rotary control |
| CN106354193A (en) * | 2016-11-09 | 2017-01-25 | 洛阳市黄河软轴控制器股份有限公司 | Steering control mechanism with neutral position locking function |
| CN107135008A (en) * | 2017-06-26 | 2017-09-05 | 重庆盾达科技有限公司 | Digital handset with self-locking fm dial |
-
2010
- 2010-10-08 CN CN2010205560666U patent/CN201820681U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105793945A (en) * | 2013-11-18 | 2016-07-20 | 摩托罗拉解决方案公司 | Flexible rotary control |
| CN106354193A (en) * | 2016-11-09 | 2017-01-25 | 洛阳市黄河软轴控制器股份有限公司 | Steering control mechanism with neutral position locking function |
| CN107135008A (en) * | 2017-06-26 | 2017-09-05 | 重庆盾达科技有限公司 | Digital handset with self-locking fm dial |
| CN107135008B (en) * | 2017-06-26 | 2023-09-08 | 广东华之航科技有限公司 | Digital interphone with self-locking frequency modulation knob |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110504 |