CN202838083U - Knob device and interphone - Google Patents
Knob device and interphone Download PDFInfo
- Publication number
- CN202838083U CN202838083U CN201220388716XU CN201220388716U CN202838083U CN 202838083 U CN202838083 U CN 202838083U CN 201220388716X U CN201220388716X U CN 201220388716XU CN 201220388716 U CN201220388716 U CN 201220388716U CN 202838083 U CN202838083 U CN 202838083U
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- Prior art keywords
- knob
- outer knob
- inner button
- button
- intercom
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Abstract
The utility model relates to a knob device and an interphone. The knob device comprises an outer knob (3), and an inner knob (2) for being sheathed on the outer side of an adjusting unit (1). The outer knob (3) is sheathed on the outer side of the inner knob (2). The outer knob (3) and the inner knob (2) are in clearance fit with each other. The inner knob (2) is provided with a limiting unit used for preventing the relative rotation between the inner knob (2) and the outer knob (3). The interphone comprises a main part and the above knob device. According to the technical scheme of the utility model, the knob device and the interphone can effectively protect the adjusting unit (1) arranged therein, so that the adjusting unit (1) is prevented from being impacted and damaged.
Description
Technical field
The utility model relates to a kind of knob, more particularly, relates to a kind of knob assembly and intercom.
Background technology
Knob cap of the prior art directly is sleeved on the outside of the regulating devices such as scrambler, potentiometer, can drive inner regulating device by the rotation knob cap and rotate, thereby realize regulating.When knob cap was subject to impacting, because knob cap directly contacts with regulating device, therefore inner regulating device also can be impacted, and damages easily.Existing knob cap can not effectively be protected inner regulating device.
The utility model content
The technical problems to be solved in the utility model is, can not effectively protect the defective of regulating device for existing knob cap, and a kind of knob assembly and the intercom that can effectively protect regulating device is provided.
The technical scheme that its technical matters that solves the utility model adopts is: construct a kind of knob assembly, comprise outer knob and be used for being sleeved on the inner button in the regulating device outside, described outer knob is sleeved on the described inner button outside, described outer knob and described inner button clearance fit, described inner button are provided with and prevent the stop means that relatively rotates between inner button and the outer knob.
In knob assembly described in the utility model, described stop means is the projection that is arranged on the described inner button outer wall, and the inwall of described outer knob is provided with the draw-in groove that cooperates with described projection.
In knob assembly described in the utility model, described stop means is the draw-in groove that is arranged on the described inner button outer wall, and the inwall of described outer knob is provided with the projection that cooperates with described draw-in groove.
In knob assembly described in the utility model, the top of described outer knob is provided with the button lid, and is gapped between the top of described button lid and described inner button.
In knob assembly described in the utility model, the bottom of described outer knob is provided with spring.
This is practical also to provide a kind of intercom, comprise main part, be provided with regulating device in the described main part, described intercom also comprises knob assembly, described knob assembly comprises outer knob and is sleeved on the inner button in the described regulating device outside, described outer knob is sleeved on the described inner button outside, described outer knob and described inner button clearance fit, and described inner button is provided with and prevents the stop means that relatively rotates between inner button and the outer knob.
In intercom described in the utility model, described main part is provided with mount pad, and described outer knob is inserted on the described mount pad.
In intercom described in the utility model, described mount pad is the cylinder of annular, and described outer knob bottom is provided with the ring groove corresponding with described cylinder.
In intercom described in the utility model, the bottom of described outer knob is provided with spring, and keep out respectively on described mount pad and described outer knob at the two ends of described spring.
In intercom described in the utility model, the bottom of described outer knob is provided with spring, is provided with boss in the described ring groove, and keep out respectively on described mount pad and described boss at the two ends of described spring.
Implement knob assembly of the present utility model and intercom, have following beneficial effect: owing to be provided with stop means, inner button and outer knob can not relatively rotate, and can drive inner button when rotating outer knob and rotate, rotate thereby drive regulating device, realize regulating.Outer knob cooperates with the inner button gap, therefore outer knob can axially move freely, when outer knob is subject to impacting, outer knob can directly contact with the casing that knob assembly is installed, the main part of intercom for example, inner button can not impacted, and inner regulating device can not impacted yet, and avoids impaired.The utility model knob assembly and intercommunication function are effectively protected inner regulating device, avoid regulating device to be clashed into and damage.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the part exploded perspective view of knob assembly;
Fig. 2 is the structural representation of knob assembly;
Fig. 3 is the structural representation of outer knob knob assembly when being impacted;
Fig. 4 is the structural representation of inner button;
Fig. 5 is the structural representation of outer knob.
Embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1-Figure 3, the utility model knob assembly comprises outer knob 3 and inner button 2.Wherein inner button 2 is used for being sleeved on regulating device 1 outside, and regulating device 1 can be rotated with inner button 2, and regulating device 1 can be the devices such as scrambler or potentiometer.Outer knob 3 is sleeved on inner button 2 outsides, and inner button 2 is provided with stop means, and stop means guarantees can not relatively rotate between inner button 2 and the outer knob 3, and when namely rotating outer knob 3, inner button 2 also can rotate thereupon.Be clearance fit between outer knob 3 and the inner button 2, so outer knob 3 move axially Shi Buhui and contact with inner button 2.When outer knob 3 was subject to impacting, outer knob 3 moved axially, can contact with the casing that knob assembly is installed, and the main part 8 of intercom for example, inner button 2 can not impacted, and the regulating device 1 of inside can not impacted yet, and avoids impaired.
Such as Fig. 4, shown in Figure 5, further, the stop means in the present embodiment is projection 4, projection 4 is arranged on the outer wall of inner button 2, inwall at outer knob 3 is provided with draw-in groove 5 accordingly, cooperates with projection 4 by draw-in groove 5, can prevent that outer knob 3 and inner button 2 from relatively rotating.Except projection 4, stop means also can be realized by another way, for example the outer wall of inner button 2 is arranged to non-cylinder, and such as prism etc., the inwall of corresponding outer knob 3 also is arranged to prism.
Stop means also can be draw-in groove 5, and draw-in groove 5 is arranged on the outer wall of inner button 2, and the inwall at outer knob 3 is provided with projection 4 accordingly, cooperates with projection 4 by draw-in groove 5, can prevent that outer knob 3 and inner button 2 from relatively rotating.
Further, the top of outer knob 3 is provided with button lid 7, plays the effect of blocking protection, and button lid 7 is gapped with the top of inner button 2, contacts with inner button 2 when avoiding moving axially.
Further, the bottom of outer knob 3 is provided with spring 6, and when outer knob 3 moved axially, deformation can occur spring 6, played the effect of buffering, and the restoring force that makes outer knob 3 get back to initial position is provided.
The utility model also provides a kind of intercom, and intercom comprises main part 8 and knob assembly.Be provided with regulating device 1 in the main part 8, regulating device 1 can be the devices such as scrambler or potentiometer.Regulating device 1 part is stretched out main part 8 in the present embodiment, and spacing by nut 9.Outer knob 3 is sleeved on inner button 2 outsides, and inner button 2 is provided with stop means, and stop means guarantees can not relatively rotate between inner button 2 and the outer knob 3, and when namely rotating outer knob 3, inner button 2 also can rotate thereupon.Be clearance fit between outer knob 3 and the inner button 2, so outer knob 3 move axially Shi Buhui and contact with inner button 2.When outer knob 3 was subject to impacting, outer knob 3 moved axially, and can contact with the main part 8 of intercom, and inner button 2 can not impacted, and inner regulating device 1 can not impacted yet, and avoids impaired.
Further, the stop means in the present embodiment is projection 4, and projection 4 is arranged on the outer wall of inner button 2, and the inwall at outer knob 3 is provided with draw-in groove 5 accordingly, cooperates with projection 4 by draw-in groove 5, can prevent that outer knob 3 and inner button 2 from relatively rotating.Except projection 4, stop means also can be realized by another way, for example the outer wall of inner button 2 is arranged to non-cylinder, and such as prism etc., the inwall of corresponding outer knob 3 also is arranged to prism.
Stop means also can be draw-in groove 5, and draw-in groove 5 is arranged on the outer wall of inner button 2, and the inwall at outer knob 3 is provided with projection 4 accordingly, cooperates with projection 4 by draw-in groove 5, can prevent that outer knob 3 and inner button 2 from relatively rotating.
Further, be provided with mount pad 10 at main part 8, outer knob 3 is inserted on this mount pad 10.Mount pad 10 in the present embodiment is the cylinder of annular, and outer knob 3 bottoms are provided with the ring groove corresponding with this cylinder, and cylinder inserts in this ring groove.
Further, the bottom of outer knob 3 is provided with spring 6, and keep out respectively on mount pad 10 and outer knob 3 at the two ends of spring 6, when outer knob 3 moves axially, deformation can occur in spring 6, plays the effect of buffering, and the restoring force that makes outer knob 3 get back to initial position is provided.When outer knob 3 was collided, outer knob 3 moved to main part 8 directions, spring 6 compressions, and when collision was eliminated, under the effect of spring 6, outer knob 3 was protruding, handled easily.
Further, be provided with boss in ring groove, keep out respectively on mount pad 10 and boss at the two ends of spring 6, and setting can be hidden in inside with spring 6 like this, is convenient to spring 6 location, and structure is compacter.
The above is described embodiment of the present utility model by reference to the accompanying drawings; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away from the scope situation that the utility model aim and claim protect, also can make a lot of forms, these all belong within the protection of the present utility model.
Claims (10)
1. knob assembly, it is characterized in that, comprise outer knob (3) and be used for being sleeved on the inner button (2) in regulating device (1) outside, described outer knob (3) is sleeved on described inner button (2) outside, described outer knob (3) and described inner button (2) clearance fit, described inner button (2) are provided with and prevent the stop means that relatively rotates between inner button (2) and the outer knob (3).
2. knob assembly according to claim 1 is characterized in that, described stop means is for being arranged on the projection (4) on described inner button (2) outer wall, and the inwall of described outer knob (3) is provided with the draw-in groove (5) that cooperates with described projection (4).
3. knob assembly according to claim 1 is characterized in that, described stop means is for being arranged on the draw-in groove (5) on described inner button (2) outer wall, and the inwall of described outer knob (3) is provided with the projection (4) that cooperates with described draw-in groove (5).
4. knob assembly according to claim 1 is characterized in that, the top of described outer knob (3) is provided with button lid (7), and is gapped between the top of described button lid (7) and described inner button (2).
5. knob assembly according to claim 1 is characterized in that, the bottom of described outer knob (3) is provided with spring (6).
6. intercom, comprise main part (8), be provided with regulating device (1) in the described main part (8), it is characterized in that, described intercom also comprises knob assembly, described knob assembly comprises outer knob (3) and is sleeved on the inner button (2) in described regulating device (1) outside, described outer knob (3) is sleeved on described inner button (2) outside, described outer knob (3) and described inner button (2) clearance fit, described inner button (2) are provided with and prevent the stop means that relatively rotates between inner button (2) and the outer knob (3).
7. intercom according to claim 6 is characterized in that, described main part (8) is provided with mount pad (10), and described outer knob (3) is inserted on the described mount pad (10).
8. intercom according to claim 7 is characterized in that, described mount pad (10) is the cylinder of annular, and described outer knob (3) bottom is provided with the ring groove corresponding with described cylinder.
9. intercom according to claim 7 is characterized in that, the bottom of described outer knob (3) is provided with spring (6), and keep out respectively on described mount pad (10) and described outer knob (3) at the two ends of described spring (6).
10. intercom according to claim 8 is characterized in that, the bottom of described outer knob (3) is provided with spring (6), is provided with boss in the described ring groove, and keep out respectively on described mount pad (10) and described boss at the two ends of described spring (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201220388716XU CN202838083U (en) | 2012-08-07 | 2012-08-07 | Knob device and interphone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201220388716XU CN202838083U (en) | 2012-08-07 | 2012-08-07 | Knob device and interphone |
Publications (1)
Publication Number | Publication Date |
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CN202838083U true CN202838083U (en) | 2013-03-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201220388716XU Expired - Lifetime CN202838083U (en) | 2012-08-07 | 2012-08-07 | Knob device and interphone |
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CN (1) | CN202838083U (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104020818A (en) * | 2014-05-20 | 2014-09-03 | 陈焕祥 | Gear-shift knob switch of machine tool |
CN104076862A (en) * | 2014-05-30 | 2014-10-01 | 石家庄北泰电子有限公司 | Rotation limiting device |
CN105826135A (en) * | 2016-04-22 | 2016-08-03 | 浙江科能达电气有限公司 | Intelligent controller panel device |
CN108549458A (en) * | 2018-04-28 | 2018-09-18 | 系新电子技术(苏州)有限公司 | A kind of knob |
CN109637872A (en) * | 2018-12-29 | 2019-04-16 | 海能达通信股份有限公司 | Knob assembly, switching device and electronic equipment |
CN111258369A (en) * | 2018-11-30 | 2020-06-09 | 宁波方太厨具有限公司 | Knob and control method thereof |
-
2012
- 2012-08-07 CN CN201220388716XU patent/CN202838083U/en not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104020818A (en) * | 2014-05-20 | 2014-09-03 | 陈焕祥 | Gear-shift knob switch of machine tool |
CN104076862A (en) * | 2014-05-30 | 2014-10-01 | 石家庄北泰电子有限公司 | Rotation limiting device |
CN105826135A (en) * | 2016-04-22 | 2016-08-03 | 浙江科能达电气有限公司 | Intelligent controller panel device |
CN108549458A (en) * | 2018-04-28 | 2018-09-18 | 系新电子技术(苏州)有限公司 | A kind of knob |
CN111258369A (en) * | 2018-11-30 | 2020-06-09 | 宁波方太厨具有限公司 | Knob and control method thereof |
CN111258369B (en) * | 2018-11-30 | 2022-04-19 | 宁波方太厨具有限公司 | Knob and control method thereof |
CN109637872A (en) * | 2018-12-29 | 2019-04-16 | 海能达通信股份有限公司 | Knob assembly, switching device and electronic equipment |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170227 Address after: 458000 Bohai Road, Hebi Development Zone, Henan, No. 281 Patentee after: HEBI TIANHAI ELECTRONIC INFORMATION SYSTEM Co.,Ltd. Address before: 518057 Guangdong Province, Shenzhen high tech Zone of Nanshan District City, North Beihuan Road No. 9108 building, hytera Patentee before: HYTERA COMMUNICATIONS Corp.,Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130327 |