CN2870127Y

CN2870127Y - Rotary button structure

Info

Publication number: CN2870127Y
Application number: CN 200520146862
Authority: CN
Inventors: 胡景森; 蒋奇彦; 王嘉禾
Original assignee: Micro Star International Co Ltd
Current assignee: Micro Star International Co Ltd
Priority date: 2005-12-29
Filing date: 2005-12-29
Publication date: 2007-02-14
Anticipated expiration: 2015-12-29

Abstract

The utility model discloses a knob structure, set on an electronic equipment to input preset control signal, which comprises a rotary encoder, a detent roller and a runner, detent roller is surrounded by a plurality of ratchets and clipped on rotary encoder, runner is arranged on shell body of electronic equipment in rotatable relationship, may be set on detent roller correspondingly, runner is provided with a block which is inserted between ratchets, runner is controlled to rotate to drive rotary encoder to rotate via detent roller to generate preset control signal; of which runner is engaged with detent roller in non-fixed mode, this could avoid interference of runner and electronic equipment shell body.

Description

Knob structure

Technical field

The utility model relates to a kind of knob structure, particularly relates to a kind of being applied on the electronic installation, in order to the knob structure of the default control signal of the action input of rotation.

Background technology

Along with multimedia technology and application are popularized apace, make that the kind of portable electronic devices is more and more, such as mobile phone, personal digital assistant, digital camera, MP3 message player, MPEG4 video signal player, recording digital frame, handheld game device etc.And along with science and technology are constantly improved, these portable electronic devices are more and more littler on volume so that the user carries, on function from strength to strength, to satisfy user's demand.

With regard to regard at present quite popular MP3 message player, it includes a main frame MP3 message player, at least have a display screen and a plurality of button on the main frame, can show song catalog on the display screen, see through a plurality of buttons and can select (enter), play (play), (forward) advances, retreat the action of (backward), it is many more to press the bond number setting, the user can easily operate, but will make MP3 message player volume become big, it is few more to press the bond number setting, can dwindle the volume of MP3 message player, pushes two to three buttons simultaneously yet many operational orders get, for the user, in operation, just become and be not easy.

In order to solve the afoul problem of processing ease and volume size, used the touch knob of electronic type on the ipod message player that Apple Computer (Applecomputer Inc.) is released, the user rotates on the touch knob, can produce corresponding default order, the operation-interface of its menu formula (menu) of arranging in pairs or groups, actions such as the user can select at an easy rate, plays, advances or retreat also can utilize the touch knob to carry out the adjustment of volume; By the design of touch knob, the ipod message player of Apple Computer not only can be carried out various functions at an easy rate, and suitable little of volume.The design of ipod message player touch knob, the user on the zone of body correspondence with the finger rotation-sliding, this kind mode has been lacked the feel that physical button is in the past pushed reaction, in order to react user's action, ipod message player adds that in branch of the ministry of electronics industry buzzer sends the sound, and shows by display screen.

Be similarly the afoul problem of solution processing ease and volume size, except the ipod message player of Apple Computer utilizes the touch knob of electronic type, another kind then is on MP3 message player the mechanical knob structure to be set, promptly disclosed a kind of rotary electrical sub-element as No. 2000297077 patent case of Japanese publication, this rotary electrical sub-element has a basket and a rotary body, rotary body can rotate on basket and export control signal, and see also shown in Figure 1ly, shown in the figure schematic diagram that a rotary electrical sub-element 41 is applied to MP3 message player 53; Wherein, meeting secure bond one swiveling wheel 42 on the rotary electrical sub-element 41, a perforation 531 can be offered in the position of corresponding spinning roller on the casing of MP3 message player 53, after installing rotary electrical sub-element 41 and swiveling wheel 42 on the circuit board 532 of MP3 message player 53, the perforation with casing covers corresponding to swiveling wheel 42 again; Owing to be provided with flange between the basket of rotary electrical sub-component 41 and rotary body, therefore when the user controls the rotation of swiveling wheel 42 driven rotary bodies, can produce the sense of touch of paragraph type by flange, the user can see through the sense of touch of essence and confirm that whether action is carried out, and can save the required buzzer of touch knob of electronic type.

With regard to the MP3 message player of above-mentioned application rotative electronic element, in the actual production assembling process, rotary electrical sub-element and swiveling wheel are assembled in earlier on the circuit board, the casing combination are locked again; Be that perforation or casing itself on rotary electrical sub-element, swiveling wheel, the casing all can have scale error, when each assembly combines again, its assembly error will add up, so be easy to produce interference between the perforation of swiveling wheel and casing because of scale error, and may causing the user to operate, this interference problem has some setbacks, influence user's operation, again or the problem of interfering very big, then will be judged as defective item and can't dispatch from the factory.

The utility model content

For the electronic installation of application machine formula knob structure, because scale error and assembly error between the casing of knob structure and electronic installation, to cause producing between the perforation of the swiveling wheel of knob structure and casing and interfere, so that actual production necessarily requires suitable accurate dimensions tolerance when making, with generation and the reduction interference problem that reduces defective item, yet the accurate dimensions tolerance will make manufacturing cost improve more, so existing knob structure still remains to be improved, therefore, but the purpose of this utility model has been to propose a kind of knob structure of contraposition, it can improve the qualification rate of production significantly, and reduces production costs.

According to the purpose of this utility model is to realize like this, a kind of knob structure promptly is provided, be applied to an electronic installation, so that this electronic installation is imported more than one control signal, this electronic installation has a circular hole at least, and this knob structure includes: can be rotated and produce the rotary encoder of this control signal; The stopper wheel, this stopper wheel is fixed on this rotary encoder and rotates to drive this rotary encoder, and this stopper wheel circumferential ring is wound with a plurality of ratchets; Runner, this runner is placed on this stopper wheel in revocable mode, and can corresponding be placed on this circular hole of this electronic installation, is provided with fixture block in this runner, and this fixture block is embedded between these wantonly two ratchets, to be driven this stopper wheel rotation by this runner.

The utility model also provides a kind of knob structure, be applied to an electronic installation, so that this electronic installation is imported more than one control signal, this electronic installation has a circular hole at least, and this knob structure includes: can be rotated and produce the rotary encoder of this control signal; The stopper wheel, this stopper wheel is fixed on this rotary encoder and rotates to drive this rotary encoder, and this stopper wheel circumferential ring is wound with a plurality of ratchets; Pallet, this pallet have hollow hole that should circular hole, and in conjunction with this circular hole place of being fixed in this electronic installation; Runner, this runner is arranged at this pallet with rotatable relation and is placed on this circular hole of this electronic installation, and this runner and be placed on this stopper wheel in revocable mode is provided with fixture block in this runner, this fixture block is embedded between these wantonly two ratchets, to be driven this stopper wheel rotation by this runner.

Further, knob structure provided by the utility model, be arranged on the electronic installation, it includes rotary encoder, the stopper wheel, and runner, wherein rotary encoder includes holder and rotating ring, and the blocking of stopper wheel is fixed on the rotating ring, rotate with the driven rotary ring, the periphery of stopper wheel also is surrounded with a plurality of ratchets, in addition, runner is arranged at the circular hole place of the housing of electronic installation with rotatable relation, the root edge of runner also is provided with fixture block, housing and runner are covered when being overlying on the rotary encoder together, fixture block can be embedded between pairing wantonly two ratchets, and runner and stopper wheel mesh rotary encoder in revocable mode, assembly error between runner and housing can be come contraposition by ratchet, so can avoid producing between runner and housing and interfere, and rotate the rotary encoder rotation to produce default control signal to control runner swimmingly.

According to the disclosed knob structure of the utility model, mesh by the on-fixed mode of stopper wheel with runner, assembly error between rotary encoder, runner and housing can be come contraposition by ratchet, make runner on housing, to rotate very swimmingly, and also can increase substantially the qualification rate of production, reducing production costs, and become the optimal design of electronic device applications mechanical knob structure.

Description of drawings

Fig. 1 is applied to the schematic diagram of electronic installation for existing knob structure;

Fig. 2 is a composition decomposing schematic representation of the present utility model;

Fig. 3 is that of the present utility model another formed decomposing schematic representation;

Fig. 4 A, Fig. 4 B are that structure of the present utility model is formed schematic diagram;

Fig. 4 C is the partial enlarged drawing of the runner shown in Fig. 4 A:

Fig. 5 A is the decomposing schematic representation that the utility model is applied to an electronic installation;

Fig. 5 B is the combination schematic diagram that the utility model is applied to an electronic installation;

Fig. 6 A, Fig. 6 B are the utility model second embodiment schematic diagram.

The main element symbol description

11 rotary encoders

111 holders

112 rotating rings

1121 clamping slots

12 stoppers wheel

121 clamping blocks

122 ratchets

13 runners

131 baffle rings

132 tops

133 bottoms

1321 on-slip lines

20 electronic installations

21 housings

211 circular holes

30 pallets

31 hollow holes

Embodiment

According to the disclosed knob structure of the utility model, be arranged on the electronic installation, to import default control signal, the control signal of indication is revolved pulse signal that structure produces according to rotation and is input into electronic installation and selects, play, advance, retreat, actions such as volume control, and wherein the electronic installation of indication refers to mobile phone, personal digital assistant, digital camera, MP3 message player, MPEG4 video signal player, the recording digital frame, electronic data processing equipments such as handheld game device, and in following detailed description of the present utility model, will be to be applied to MP3 message player as most preferred embodiment of the present utility model.

See also shown in Figure 2ly, according to the disclosed knob structure of the utility model, it includes a rotary encoder 11, stopper wheel 12 and one runner 13; Wherein, rotary encoder 11 includes a holder 111 and a rotating ring 112 at least, rotating ring 112 can rotatablely move on holder 111, and generation pulse signal, and swiveling wheel 112 is the grade step type rotation on holder 111, use for the user and control when rotation, the sense of touch of generation paragraph type (form and operating principle sees also No. 2000297077 patent case of Japanese publication by the concrete structure of rotary encoder 11, this no longer giving unnecessary details more), on rotating ring 112, be provided with a plurality of clamping slots 1121.

Stopper wheel 12 is a ring bodies, its internal diameter approximates rotating ring 112, be provided with the clamping block 121 of a plurality of corresponding clamping slots 1121 at stopper wheel 12, stopper wheel 12 can be embedded in clamping slot 1121 by clamping block 121, make stopper wheel 12 in conjunction with being fixed in rotating ring 112 (as shown in Figure 3), on holder 111, rotate with driven rotary ring 112; In addition, take turns at stopper and be surrounded with a plurality of ratchets 122 on 12 peripheries.

Runner 13 is a ring bodies, it has a baffle ring 131 greater than the ring bodies external diameter, be divided into top 132 and bottom 133 with baffle ring 131, the internal diameter of its bottom 133 is slightly larger than the maximum outside diameter (tooth depth that contains ratchet 122) of stopper wheel 12, and in the bottom 133 inner edges are provided with a fixture block that extends internally 131, the length of fixture block 131 is more less than the tooth depth of ratchet 122; In addition, the end face at top 132 is provided with on-slip lines 1321.

See also shown in Fig. 4 A, Fig. 4 B and Fig. 4 C, stopper wheel 12 is to be embedded in clamping slot 1121 with clamping block 121, make stopper wheel 12 in conjunction with being fixed on the rotating ring 112, runner 13 then is to be sheathed on the stopper wheel 12, and make fixture block 131 be embedded in 122 of wantonly two ratchets of corresponding stopper wheel 12, runner 13 is to be engaged in stopper wheel 12 in the on-fixed mode, and 13 rotations of control runner can be taken turns 112 rotations of 12 driven rotary rings by stopper, make rotary encoder 11 produce default control signal.And the length difference of 122 of fixture block 131 and ratchets promptly constitutes the activity nargin of runner 13 on stopper wheel 12.

Continue to see also shown in Fig. 5 A, Fig. 5 B, be applied on the electronic installation 20 for knob structure of the present utility model shown in the figure, electronic installation 20 wherein is a MP3 message player, wherein electronic installation 20 comprises a housing 21 at least and installs the circuit board 22 of a plurality of electronics spare parts, at least have a circular hole 211 on the housing 21, the internal diameter of circular hole 211 is slightly larger than the external diameter at runner top 132 and less than the external diameter of baffle ring 131; And rotary encoder 11 directly is arranged at the appropriate position of circuit board 22, continuation takes turns 12 in conjunction with on the rotating ring 112 that is fixed in rotary encoder 11 (as shown in Figure 3) with stopper, runner 13 is placed on the stopper ring 12 in revocable mode again, the fixture block 131 of runner 13 be embedded in 122 of wantonly two ratchets of corresponding stopper wheel 12, continuation is covered the circular hole 211 of housing 21 and is covered circuit board 22 corresponding to runner 13,131 ends of baffle ring of runner 13 are against the internal face of corresponding housing 21 circular holes 211.Because the activity nargin of the runner that length difference constitutes 13 that fixture block 131 and ratchet are 122 on stopper wheel 12, the assembly error that housing 21 and runner are 13 is in activity nargin, the circular hole 211 of housing 21 still can successfully be placed on the runner 13, the top 232 of runner 13 slightly protrudes from housing 21, for the top 232 of user's finger presses in runner 13, with 13 rotations of control runner, and, make rotary encoder 11 produce default control signal driving stopper wheel 12 and rotating ring 112 rotations.

The design of the on-slip lines 1321 by runner 13 tops 232, still can provide the user to control rotating wheel 13 with finger like a cork, and the on-fixed mode of runner 13 and stopper wheel 12 meshes, assembly error between rotary encoder 11, runner 13 and the housing 21 can be come contraposition by the activity nargin of 131 of ratchet 122 and fixture blocks, makes runner 13 to rotate on housing 21 very swimmingly.

And can a lid 14 at the center position of runner 13, corresponding to the position one switch (not shown) can be set at lid 14, with the usefulness of lid 14 as button.

Shown in Fig. 6 A, Fig. 6 B, it shown in the figure the second enforcement illustration of the present utility model, its middle shell 21 corresponding circular holes 211 places can be provided with a pallet 30, offer an internal diameter on the pallet 30 and be slightly less than the hollow hole 31 of runner 13 bottoms 133 external diameters, runner 13 can be sheathed on the circular hole 211 of housing 21 earlier, continuation with pallet 30 corresponding to runner 13 in conjunction with being fixed in housing 21 bottoms, make runner 13 be sheathed on circular hole 31 places with rotatable relation; Same, stopper wheel 12 is in conjunction with being fixed on the rotating ring 112 of rotary encoder 11, when corresponding rotation encoder 11 and cover are overlying on the circuit board 22 together with housing 21 and runner 13, the fixture block 131 of runner 13 also can be embedded in 122 of pairing wantonly two ratchets, runner 13 and stopper wheel 12 are meshed in revocable mode, make the assembly error between rotary encoder 11, runner 13 and the housing 21 come contraposition, make runner 13 on housing 21, to rotate very swimmingly by the activity nargin of 131 of ratchet 122 and fixture blocks.

Claims

1. knob structure, be applied to an electronic installation, so that this electricity is imported more than one control signal in device, this electronic installation has a circular hole at least, it is characterized in that this knob structure includes: can be rotated and produce the rotary encoder of this control signal; The stopper wheel, this stopper wheel is fixed on this rotary encoder and rotates to drive this rotary encoder, and this stopper wheel circumferential ring is wound with a plurality of ratchets; Runner, this runner is placed on this stopper wheel in revocable mode, and can corresponding be placed on this circular hole of this electronic installation, is provided with fixture block in this runner, and this fixture block is embedded between these wantonly two ratchets, to be driven this stopper wheel rotation by this runner.

2. knob structure as claimed in claim 1 is characterized in that this rotary encoder has holder and rotating ring, and this stopper wheel secure bond is in this rotating ring.

3. knob structure as claimed in claim 2 is characterized in that this rotating ring is provided with a plurality of draw-in grooves, and this stopper wheel is provided with a plurality of to clamping block that should draw-in groove.

4. knob structure as claimed in claim 1 is characterized in that this runner has baffle ring, and the external diameter of this baffle ring is greater than the internal diameter of this circular hole.

5. knob structure as claimed in claim 4 is characterized in that, this baffle ring is separated out a top and a bottom of this runner, and this fixture block is arranged at this bottom inner edge.

6. knob structure as claimed in claim 5 is characterized in that, has the on-slip lines at this top of this runner.

7. knob structure as claimed in claim 1 is characterized in that, has length difference between this fixture block and this ratchet and constitutes this runner have movable nargin on this stopper wheel.

8. knob structure, be applied to an electronic installation, so that this electronic installation is imported more than one control signal, this electronic installation has a circular hole at least, it is characterized in that this knob structure includes: can be rotated and produce the rotary encoder of this control signal; The stopper wheel, this stopper wheel is fixed on this rotary encoder and rotates to drive this rotary encoder, and this stopper wheel circumferential ring is wound with a plurality of ratchets; Pallet, this pallet have hollow hole that should circular hole, and in conjunction with this circular hole place of being fixed in this electronic installation; Runner, this runner is arranged at this pallet with rotatable relation and is placed on this circular hole of this electronic installation, and this runner and be placed on this stopper wheel in revocable mode is provided with fixture block in this runner, this fixture block is embedded between these wantonly two ratchets, to be driven this stopper wheel rotation by this runner.

9. knob structure as claimed in claim 8 is characterized in that this rotary encoder has holder and rotating ring, and this stopper wheel secure bond is in this rotating ring.

10. knob structure as claimed in claim 9 is characterized in that this rotating ring is provided with a plurality of draw-in grooves, and this stopper wheel is provided with a plurality of to clamping block that should draw-in groove.

11. knob structure as claimed in claim 8 is characterized in that, this runner has baffle ring, and the external diameter of this baffle ring is greater than the internal diameter of this circular hole.

12. knob structure as claimed in claim 11 is characterized in that, should end a top and the bottom that the file ring is separated out this runner, this fixture block is arranged at this bottom inner edge.

13. knob structure as claimed in claim 12 is characterized in that, has the on-slip lines at this top of this runner.

14. knob structure as claimed in claim 8 is characterized in that, has length difference between this fixture block and this ratchet and constitutes this runner have movable nargin on this stopper wheel.

15. knob structure as claimed in claim 8 is characterized in that, the internal diameter of this hollow hole is less than runner bottom external diameter.