CN203706983U - Rotary knob and electronic device - Google Patents
Rotary knob and electronic device Download PDFInfo
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- CN203706983U CN203706983U CN201320860521.5U CN201320860521U CN203706983U CN 203706983 U CN203706983 U CN 203706983U CN 201320860521 U CN201320860521 U CN 201320860521U CN 203706983 U CN203706983 U CN 203706983U
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- knob
- pawl
- contact
- operating portion
- main part
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Abstract
The utility model provides a rotary knob which can realize continuous adjustment and rated adjustment, and an electronic device comprising the rotary knob. The rotary knob is provided with an operation portion, a rotary switch cooperation portion, and a clamping portion. The operation portion is in a cylindrical shape, and is provided with an upper surface which is a plane. The rotary switch cooperation portion is concentric with the operation portion, and is standing from the lower surface of the operation portion. The lower surface is on a side opposite to the side of the upper surface. The clamping portion is formed on the lower surface. The clamping portion is provided with a main body portion, a first pawl, and a second pawl. The main body portion stands from the lower surface, and surrounds the rotary switch cooperation portion. The first pawl is disposed on the main body portion and is provided with a first contact surface. The second pawl is formed on the main body portion and is provided with a second contact surface which is different from the first contact surface. On an axial direction of the operation portion, the first contact surface and the second contact surface are on different positions. Through forming such structure, rated adjustment and continuous adjustment can be realized.
Description
Technical field
The utility model relates to knob and has the electronic device of this knob, relates in particular to and can realize continuous adjusting and can realize the fix knob regulating and the electronic device with this knob.
Background technology
In the electronic devices such as relay, on panel, be provided with the knob for carrying out various adjustings, be formed with at the abutting end of knob the rotary switch fit structure matching with the rotary switch in panel, and the surface of the operating side contrary with abutting end of knob is exposed to the surface of panel, and be formed with cross recess or flat recess on the surface of the operating side of knob, supply operating personnel to operate, thereby regulate.
Due to the object difference regulating, on a relay, often use and can carry out the knob of adjusting continuously, also use and can allow user feel the knob of the feel fixing, what is called fixes and refers to that knob is not continuous rotation, allows user feel " click clatter " sense in adjusting.Below, generation is fixed sense adjusting be called the adjusting that fixes.
In existing knob, known have the knob that can carry out the knob regulating continuously and can fix adjusting, and on panel, be formed with the slot fastening with the holding section of these two kinds of knobs.But, because the volume of knob is little, in the time carrying out assembling operation, often two kinds of knobs are mixed up, make installation time elongated, affect efficiency, cost is increased.
In order to solve this problem, knownly have a patent documentation 1(CN103151209A) knob recorded.Circumference at the upper side of the operating portion of this knob is formed with two clamping parts.The upper end of clamping part is formed with the claw of snap-latch surface in the same face, is arranged under the state on panel at knob, and the claw of clamping part engages with the draw-in groove of panel.
With regard to the rotary switch of patent documentation 1, although can realize continuous adjusting and the adjusting that fixes from different housing engagings, but make the adjusting that coordinates to fix of two claws and the draw-in groove of panel, there is no other fixed structure, thereby, claw easily departs from draw-in groove, and the situation of the rotation that meets accident.Therefore, this knob is typically used as and carries out the knob of adjusting continuously.
Patent documentation 1: application publication number CN103151209A
Utility model content
The utility model proposes in view of such problem, its object be to provide a kind of can regulate continuously and fix regulate and carry out reliably the knob of adjustment operation and there is the electronic device of this knob.
Be used for solving the problems of the technologies described above, adopted method below.
The utility model of technical scheme 1 provides a kind of knob, have: operating portion, be cylindric, there is the upper surface of the plane of being formed as, rotary switch auxiliary section, concentric with described operating portion, erect setting from the lower surface of described operating portion, described lower surface is positioned at a side contrary with described upper surface one side, and holding section, is formed at described lower surface; This knob is characterised in that, described holding section has: main part, erect setting from described lower surface, and being encirclement described rotary switch auxiliary section shape, the first pawl, is formed on described main part, there is the first contact-making surface, the second pawl, is formed on described main part, has second contact-making surface different from described the first contact-making surface; In the axial direction of described operating portion, described the first contact-making surface and described the second contact-making surface are positioned at diverse location.
The utility model of technical scheme 2 is characterised in that, in the knob of technical scheme 1, in the time observing described holding section from described lower face side, the axial line of described operating portion is less than the axial line of described operating portion to the ultimate range of the outer surface of described the second pawl to the ultimate range of the outer surface of described the first pawl, in the axial direction of described operating portion, described the first contact-making surface more approaches the lower surface of described operating portion than described the second contact-making surface.
The utility model of technical scheme 3 is characterised in that, in the knob of technical scheme 1 or 2, on the outer peripheral face of described main part, be formed with multiple described the second pawls, on the outer peripheral face of described main part, be formed with described the first pawl, and be provided with described the first pawl between adjacent two described the second pawls.
The utility model of technical scheme 4 is characterised in that, in the knob of technical scheme 1～3 arbitrary scheme, between described main part and described rotary switch auxiliary section, be formed with clearance spaces, and at least a portion of described main part is cut apart and is formed more than 3 dividing body by more than 3 breach, at least 2 described dividing bodies configure in opposite directions, described the second pawl is formed on dividing body in opposite directions, and the first pawl is formed on other dividing body.
The utility model of technical scheme 5 is characterised in that, in the knob of technical scheme 4, a part for described main part is cut apart and formed 4 dividing bodies by 4 breach, and described the first pawl is one.
The utility model of technical scheme 6 is characterised in that, in the knob of technical scheme 5, forms one with the dividing body that is formed with described the first pawl dividing body and rotary switch auxiliary section in opposite directions.
The utility model of technical scheme 7 is characterised in that, in the knob of technical scheme 6, described the first contact-making surface is parallel with described lower surface, and described the second contact-making surface is parallel with described lower surface.
The utility model of technical scheme 8 is a kind of electronic device, it is characterized in that, there is the knob of arbitrary scheme in panel and technical scheme 1～7, described knob is arranged on described panel, described panel has: holding section, in the axial direction of described operating portion, fasten with described the first pawl, fixed part, has the stationary plane contacting with described the second pawl in the axial direction of described operating portion.
The utility model of technical scheme 9 is characterised in that, in the electronic device of technical scheme 8, holding section has the snap-latch surface contacting with described the first contact-making surface in the axial direction of described operating portion, in the axial direction of described operating portion, the distance between described snap-latch surface and described stationary plane is more than or equal to the distance between described the first contact-making surface and described the second contact-making surface.
The utility model of technical scheme 10 is characterised in that, in the electronic device of technical scheme 9, in the axial direction of described operating portion, the distance between described snap-latch surface and described stationary plane equals the distance between described the first contact-making surface and described the second contact-making surface.
The utility model of technical scheme 11 is characterised in that, in the electronic device in technical scheme 8～10 described in arbitrary scheme, described holding section be week of described operating portion upwards not with the continuous groove of described the first pawl interference.
The utility model of technical scheme 12 is characterised in that, in the electronic device in technical scheme 8～10 described in arbitrary scheme, to have described first pawl,
Described holding section has at least two recesses that upwards can hold described engagement pawl in the week of described operating portion, and described the first pawl can move by strain between these at least two recesses.
According to the knob of above structure, owing to being formed with fixed claw and engagement pawl, therefore with panel on the installation portion of different structure be used in conjunction with, regulate and regulate continuously thereby can realize fixing.The what is called adjusting that fixes, refers in knob is regulated, and allows user feel the adjusting of " click clatter " sense.
For using the electronic device of knob of such structure, not only there is above-mentioned effect, and because knob is less parts, by knob-shaped being become to general parts, can avoid mixing up the parts of difference in functionality, thereby can enhance productivity, reduce production costs.
Accompanying drawing explanation
Fig. 1 is the stereogram of the knob of embodiment.
Fig. 2 is the vertical view of the knob of embodiment.
Fig. 3 is the end view of the knob of embodiment.
Fig. 4 is the end view of the knob of embodiment.
Fig. 5 is the upward view of the panel of embodiment.
Fig. 6 is the stereogram of the panel of embodiment.
Fig. 7 is the partial schematic sectional view of the panel of embodiment.
Fig. 8 is the partial schematic sectional view of the panel of embodiment.
Fig. 9 is the stereogram of the panel that is assembled with knob of embodiment.
Figure 10 is the end view of the knob of variation.
Figure 11 is the end view of the knob of variation.
Figure 12 is the partial schematic sectional view of the panel of variation.
Figure 13 is the partial schematic sectional view of the panel of variation.
Embodiment
Below, with reference to accompanying drawing, embodiment of the present utility model is described.
In the following description, describe as an example of the relay as electronic device example.Relay comprise be formed with panel described later housing, be arranged on panel upper knob, with knob 1 to coordinating and the rotary switch (not shown) that is connected with internal circuit, in the time of turning knob, driven rotary switch rotates, thereby regulates the action of electronic equipment according to the amount of spin of rotary switch.
First the knob 1 of 1～4 couple of embodiment describes, with reference to the accompanying drawings.Fig. 1 is the stereogram of the knob 1 of embodiment, and Fig. 2 is the upward view of the knob 1 of embodiment, and Fig. 3 is the end view of the knob 1 of embodiment, the end view of the knob 1 of Fig. 4 embodiment.
In the following description, knob 1 is arranged on to a side of facing mutually with user while operation by user on the panel 2 of relay and is called top, its contrary side is called to below, and the face of facing mutually with user is called to upper surface, the face of a contrary side is called to lower surface.
Knob 1 is for example integrated by injection moulding etc., and material is for example plastics, has certain elasticity.
As shown in Figure 1-2, knob 1 has operating portion 10, rotary switch auxiliary section 20 and holding section 30.
Operating portion 10 has: main part 13, be cylindric, and under the state on the panel 2 that is assembled in relay described later, upper surface is exposed to the upper surface of panel 2; As the cross recess 11 of operating portion, recessed from the upper surface of main part 13, carry out adjustment operation for user's Philip's head screw nail; Indicating head 12, extends from the outer peripheral edges of the upper surface side of main part 13, is used to indicate the position after adjusting.
Rotary switch auxiliary section 20 has: main part 21, extend from the lower surface 13b of main part 13, and be and coaxial cylindric of main part 13, overlooking while observing, the diameter of main part 21 is less than the diameter of main part 13; Cooperating head 22, extends downwards from main part 21, in the time overlooking observation, is " ten " font, for matching with the rotary switch of relay inside.
Holding section 30 has the extended main part 31 of lower surface 13b from main part 13.In the time overlooking observation, the outside of main part 31 in main part 21, upwards between 3/4ths parts and main part 21, be formed with clearance spaces in week of main part 31, be formed with the part of clearance spaces, the internal diameter of main part 31 is greater than the internal diameter of main part 21, and height on the above-below direction of main part 31 is less than the height of main part 21.
As shown in Fig. 1, Fig. 3, Fig. 4, on main part 31, be formed with the breach recessed from lower surface 31b with equal angles compartment of terrain, thereby a part for main part 31 is divided into 4 dividing bodies 32～35.On two dividing bodies 32,33 in opposite directions, be formed with respectively the claw 36,37 as fixed claw, on the dividing body 34 between dividing body 32,33, be formed with the claw 38 as engagement pawl, the forming as one with dividing body in opposite directions of dividing body 34 35 and main part 21 of main part 31.
When the degree of depth hour of breach, the intensity enhancing of main part 31, in the time that the degree of depth of breach is large, dividing body is good to the clearance spaces deformation behavior of radially inner side.Consider the strain of intensity and dividing body, preferably the degree of depth of breach is the half of the height of described main part 31 on above-below direction.
At this, dividing body 35 forms as one with main part 21, but is not limited to this, also can between dividing body 35 and main part 21, form clearance spaces.In addition, 4 dividing body equal angles intervals, but be not limited to this, as long as form multiple dividing bodies.
Claw 36 and claw 37 are symmetrical shape, only claw 36 are described below, omit the explanation to claw 37.
As shown in Figure 3, claw 36 extends to radial outside from the lower end of the dividing body 33 of main part 31, the upper surface 36a of conduct the second contact-making surface contacting with fixation wall 42 on panel 2 described later or fixation wall 52 claw 36 is tabular surface, and the lower surface of claw 36 is for more tilting more upward to radial outside.
As shown in Figure 4, claw 38 extends to radial outside from the lower end of the dividing body 34 of main part 31, the upper surface 38a of conduct the first contact-making surface engaging with draw-in groove 41 on panel 2 described later or draw-in groove 51 claw 38 is tabular surface, and the lower surface of claw 38 is for more tilting more upward to radial outside.
As shown in Fig. 1, Fig. 3, Fig. 4, the upper surface 38a of claw 38 is positioned at the top of the upper surface 36a of claw 36.That is, the distance of establishing between the upper surface 38a of claw 38 and the lower surface 13b of the main part 13 of operating portion 10 is L1, and the distance between the upper surface 36a of claw 36 and the lower surface 13b of the main part 13 of operating portion 10 is L2, L1<L2.
In the situation that knob 1 being assembled on panel 2 described later, claw 36,37 contacts to be fixed with the fixation wall 42 of panel 2 or lower surface 42b, the 52b as stationary plane of fixation wall 52, the effect of performance fixed claw, claw 38 contacts with the draw-in groove 41 of panel 2 or lower surface 41b, the 51b as snap-latch surface of draw-in groove 51, the effect of performance engagement pawl.And, the circumferential lengths of the upper surface 38a of claw 38 is less than the upper surface 36a of claw 36,37, the circumferential lengths of 37a, this is in order to increase the claw 36,37 and the contact area that fixation wall 42 or fixation wall 52 contact as fixed claw, to be fixed better.But be not limited to this, the week that also can make claw 38 length upwards of week that is more than or equal to claw 36,37 of length upwards.
The panel 2 of the fixed knob 1 having with reference to Fig. 5～7 pair relay below, describes.Fig. 5 is the upward view of panel 2, and Fig. 6 is the stereogram of panel 2, and Fig. 7 is the partial schematic sectional view of panel 2.
Panel 2 is for example integrated by injection moulding etc., and material is for example plastics.
As shown in Figure 5 and Figure 6, be tabular surface at the upper surface of panel 2, and be formed with 40 and 1 knob installation portion 50 of 3 knob installation portions.Because the structure of 3 knob installation portions 40 is identical, therefore, only a knob installation portion is marked in the accompanying drawings.On panel 2, be also formed with the hole that display lamp etc. is installed, in this description will be omitted.
As shown in Figure 6,7, knob installation portion 40 has shoulder hole portion 43, draw-in groove 41 and fixation wall 42.Shoulder hole portion 43 comprises that internal diameter is slightly smaller than the Part I of diameter of the main part 13 of the operating portion 10 of knob 1 and internal diameter and is slightly smaller than the Part II of the external diameter of the main part 31 of main part 31, is called cascaded surface by the plane between the Part I of shoulder hole portion 43 and Part II.The height of the Part I of shoulder hole portion 43 on above-below direction is slightly smaller than the height of the main part 13 of operating portion 10.
Erect and be formed with fixation wall 42 from the surrounding of the shoulder hole portion 43 of the rear surface of panel 2.Fixation wall 42 is concentric circular with shoulder hole portion 43.From the lower surface 42b of the fixation wall 42 recessed draw-in groove 41 being formed with for fastening with the claw 38 as engagement pawl of knob 1 upward.The lower surface 42b of fixation wall 42 be for the upper surface 36a of claw 36,37, the stationary plane that 37a contacts, and the lower surface 42b of fixation wall 42 and the lower surface 41b of draw-in groove 41 are tabular surface.
For the lower surface 42b that makes fixation wall 42 contacts with upper surface 36a, the 37a of claw 36,37, and the lower surface 41b of draw-in groove 41 and the upper surface 38a of claw 38 are contacted, the lower surface 41b of draw-in groove 41 is roughly equal to the distance L 1 of the lower surface 13b of the main part 13 of operating portion 10 with the upper surface 38a of claw 38 to the distance B 1 of cascaded surface, and the lower surface 42b of fixation wall 42 is roughly equal to the distance L 2 of the lower surface 13b of the main part 13 of operating portion 10 with upper surface 36a, the 37a of claw 36,37 to the distance B 2 of cascaded surface.Thus, the upper surface 38a that the lower surface 41b of draw-in groove 41 equals claw 38 to the distance (D2-D1) of the lower surface 42b of fixation wall 42 equates to the distance (L2-L1) of upper surface 36a, the 37a of claw 36,37.
But, be not limited to this, also can only make lower surface 42b and the claw 36 of fixation wall 42, 37 upper surface 36a, 37a contact, and the lower surface 41b of draw-in groove 41 and the upper surface 38a of claw 38 do not contact, like this, the lower surface 42b of fixation wall 42 is to the distance B 2 and claw 36 of cascaded surface, 37 upper surface 36a, 37a is roughly equal to the distance L 2 of the lower surface 13b of the main part 13 of operating portion 10, the lower surface 41b of draw-in groove 41 is less than the upper surface 38a of claw 38 to the distance L 1 of the lower surface 13b of the main part 13 of operating portion 10 to the distance B 1 of cascaded surface, thus, the upper surface 38a that the lower surface 41b of draw-in groove 41 is greater than claw 38 to the distance (D2-D1) of the lower surface 42b of fixation wall 42 is to claw 36, 37 upper surface 36a, the distance (L2-L1) of 37a.
And, the radius R 1 that is formed with the inner side of the fixation wall 42 at draw-in groove 41 places is a bit larger tham the axial line of main body 31 to the distance r1 of the outer peripheral face of claw 38, and the radius R 1 that is formed with the inner side of the fixation wall 42 at draw-in groove 41 places is less than the axial line of main body 31 to the distance r2 of the outer peripheral face of claw 36,37.
As shown in Fig. 6,8, knob installation portion 50 has shoulder hole portion 53, draw-in groove 51 and fixation wall 52.Shoulder hole portion 53 comprises that internal diameter is slightly smaller than the Part I of diameter of the main part 13 of the operating portion 10 of knob 1 and internal diameter and is slightly smaller than the Part II of the external diameter of the main part 31 of main part 31, is called cascaded surface by the plane between the Part I of shoulder hole portion 53 and Part II.The height of the Part I of shoulder hole portion 53 on above-below direction is slightly smaller than the height of the main part 13 of operating portion 10.
Erect and be formed with fixation wall 52 from the surrounding of the shoulder hole portion 53 of the rear surface of panel 2.Fixation wall 52 is concentric circular with shoulder hole portion 53.From the lower surface 52b of the fixation wall 52 recessed draw-in groove 51 being formed with for fastening with the claw 38 as engagement pawl of knob 1 upward.The lower surface 52b of fixation wall 52 be for the upper surface 36a of claw 36,37, the contact-making surface that 37a contacts, draw-in groove 51 comprises multiple recesses 51 '.And the lower surface 51b of the lower surface 52b of fixation wall 52 and multiple recesses 51 ' of draw-in groove 51 is tabular surface.
For the lower surface 52b that makes fixation wall 52 contacts with upper surface 36a, the 37a of claw 36,37, and the lower surface 51b of recess 51 ' and the upper surface 38a of claw 38 are contacted, the lower surface 51b of recess 51 ' is roughly equal to the distance L 1 of the lower surface 13b of the main part 13 of operating portion 10 with the upper surface 38a of claw 38 to the distance B 1 ' of cascaded surface, and the lower surface 52b of fixation wall 52 is roughly equal to the distance L 2 of the lower surface 13b of the main part 13 of operating portion 10 with upper surface 36a, the 37a of claw 36,37 to the distance B 2 ' of cascaded surface.Thus, the upper surface 38a that the lower surface 51b of recess 51 ' equals claw 38 to the distance of the lower surface 52b of fixation wall 52 (D2 '-D1 ') equates to the distance (L2-L1) of upper surface 36a, the 37a of claw 36,37.
But, be not limited to this, also can only make lower surface 52b and the claw 36 of fixation wall 52, 37 upper surface 36a, 37a contact, and the lower surface 51b of recess 51 ' and the upper surface 38a of claw 38 do not contact, like this, the lower surface 52b of fixation wall 52 is to the distance B 2 ' and claw 36 of cascaded surface, 37 upper surface 36a, 37a is roughly equal to the distance L 2 of the lower surface 13b of the main part 13 of operating portion 10, the lower surface 51b of recess 51 ' is less than the upper surface 38a of claw 38 to the distance L 1 of the lower surface 13b of the main part 13 of operating portion 10 to the distance B 1 ' of cascaded surface, thus, the upper surface 38a that the lower surface 51b of recess 51 ' is greater than claw 38 to the distance of the lower surface 52b of fixation wall 52 (D2 '-D1 ') is to claw 36, 37 upper surface 36a, the distance (L2-L1) of 37a.
And, the radius R 1 ' that is formed with the inner side of the fixation wall 52 at draw-in groove 51 places is a bit larger tham the axial line of main body 31 to the distance r1 of the outer peripheral face of claw 38, and the radius R 1 ' that is formed with the inner side of the fixation wall 52 at draw-in groove 51 places is less than the axial line of main body 31 to the distance r2 of the outer peripheral face of claw 36,37.
From foregoing, the structure of knob installation portion 40, knob installation portion 50 is basic identical, the only shape difference of draw-in groove, and this is in order to realize continuous adjusting and the adjusting that fixes.And panel 2 is that injection mo(u)lding forms, can manufacture neatly according to the applied relay of panel 2.Particularly, the relay of different model, need to carry out the knob regulating continuously different with the quantity of the knob of the adjusting that fixes, and for knob installation portion 40,50, only just can realize by using rightly to insert when the injection moulding.Identical with 50 basic mould for moulding knob installation portion 40, in the time of moulding knob installation portion 50, only need insert in the position placement except the position of the recess that will form draw-in groove 51.
Below, describe with regard to the assembling of knob 1 and panel 2.In the time of assembling, so that the upper surface of panel 2 posture upward makes knob 1 insert in the knob installation portion 40 or knob installation portion 50 of panel 2 with rotary switch auxiliary section 20 posture downward.Because a part for the main part 31 of holding section 30 is divided into 4 dividing bodies 32～35, and holding section 30 itself has certain elasticity, therefore, 3 dividing bodies 32～34 are out of shape to the clearance spaces between main part 31 and main part 21 respectively, thereby make claw 36～38 swimmingly by shoulder hole portion 43 or shoulder hole portion 53.Then, in the time that arriving each self-corresponding snap-latch surface or contact-making surface, recovers again the claw 36～38 of knob 1 shape, thereby upper surface 36a, the 37a of claw 36,37 are contacted with lower surface 42b, the 52b of fixation wall 42 or fixation wall 52, the upper surface 38a of claw 38 contacts with lower surface 41b, the 51b of the recess 51 ' of draw-in groove 41 or draw-in groove 51, and, the upper surface of the operating portion 10 of knob 1 is exposed to the upper surface of face 2, and indicating head 12 is the top of the upper surface in face 2 also.
Because dividing body 35 and main part 21 form as one, therefore, in the time assembling, can make main part 21 consistent with the 43Huo of shoulder hole portion 53 centers, avoid occurring eccentric situation.
For the knob 1 being installed in knob installation portion 40, claw 38 can slide continuously along the lower surface 41b of draw-in groove 41, therefore operator, operating portion 10 is operated to realize continuous adjusting.And upper surface 36a, the 37a of the outer peripheral portion of claw 36,37 contacts with the lower surface 42b of fixation wall 42, plays auxiliary fixation, to avoid in the situation that not being conditioned, knob 1 freely rotates.
For the knob 1 being installed in knob installation portion 50, claw 38 is not to carry out continuous rotation, but by torsional moment from the direct landing of a recess 51 ' to another adjacent recess 51 ', therefore in the time that operator operates operating portion 10, realize the adjusting that fixes.And whole upper surface 36a, the 37a of claw 36,37 contacts with the lower surface 52b of fixation wall 52, plays firmly fixation, to avoid in the situation that not being conditioned, knob 1 freely rotates.
Fig. 9 shows the form at knob installation portion 40 and 50 places that are provided with after knob 1, and wherein, top is knob installation portion 50, and below is knob installation portion 40.
In the above description, illustrate that upper surface 36a, the 37a of claw 36,37 are as contact-making surface, the upper surface 38a of claw 38 is as snap-latch surface, and the upper surface 38a of claw 38 is positioned at the situation of the top of upper surface 36a, the 37a of claw 36,37, but be not limited to this, structure that also can variation 1.For convenience of explanation, mark identical Reference numeral with part identical in execution mode.
As shown in Figure 10,11, in variation 1, on the main part 131 of knob 100, be formed with the breach recessed from lower surface 131b with equal angles compartment of terrain, thereby a part for main part 131 is divided into 4 dividing bodies.On two dividing bodies 132,133 in opposite directions, be formed with respectively claw 136,137, on the dividing body 134 between these two dividing bodies 132,133, be formed with claw 138.
Claw 136 and claw 137 are symmetrical shape, only claw 136 are described below, omit the explanation to claw 137.
As shown in figure 10, claw 136 extends to radial outside from the lower end of dividing body 132, and the lower surface 136b of conduct first contact-making surface of claw 136 is tabular surface, and the upper surface of claw 136 is for more tilting downwards to radial outside.
As shown in figure 11, claw 138 extends to radial outside from the lower end of the dividing body 134 of main part 131, and the upper surface 138a of conduct second contact-making surface of claw 138 is tabular surface, and the lower surface of claw 138 is for more tilting more upward to radial outside.
The panel 200 of the fixed knob 100 having with reference to Figure 12, the 13 pairs of relays below, describes.Figure 12 is the partial schematic sectional view at knob installation portion 140 places of panel 200, and Figure 13 is the partial schematic sectional view at knob installation portion 150 places of panel 200.
The knob installation portion 140 of panel 200 has the first shoulder hole portion 43, draw-in groove 141 and fixation wall 142.
Erect and be formed with fixation wall 142 from the surrounding of the shoulder hole portion 43 of the rear surface of panel 200.Fixation wall 142 is concentric circular with shoulder hole portion 43.From the lower surface of the fixation wall 142 recessed draw-in groove 141 that contacts with the claw 138 as fixed claw of knob 100 of being formed for upward, and extend to form flange 144 from the lower surface of fixation wall 142 to radially inner side, the internal diameter of flange 144 is greater than the external diameter of the main part 21 of the rotary switch auxiliary section 20 of knob 100, so that rotary switch auxiliary section 20 is through this flange 144.
The upper surface 144a of flange 144 is for fastening with lower surface 136b, the 137b of claw 136,137, the lower surface 141b of draw-in groove 141 is for contacting with the upper surface 138a of claw 138, and the upper surface 144a of flange 144 and the lower surface 141b of draw-in groove 141 are tabular surface.
For the upper surface 144a that makes flange 144 contacts with lower surface 136b, the 137b of claw 136,137, and the lower surface 141b of draw-in groove 141 and the upper surface 138a of claw 138 are contacted, the lower surface 141b of draw-in groove 141 is roughly equal to the distance L 11 of the lower surface 13b of the main part 13 of operating portion 10 with the upper surface 138a of claw 138 to the distance B 11 of cascaded surface, and the upper surface 144a of flange 144 is roughly equal to the distance L 12 of the lower surface 13b of the main part 13 of operating portion 10 with lower surface 136b, the 137b of claw 136,137 to the distance B 12 of cascaded surface.Thus, the lower surface 141b of draw-in groove 141 equals the upper surface 138a of claw 138 to the distance (L12-L11) of lower surface 136b, the 137b of claw 136,137 to the distance (D12-D11) of the upper surface 144a of flange 144.
But, be not limited to this, also can only make the lower surface 141b of draw-in groove 141 and the upper surface 138a of claw 138 contact, and the upper surface 144a of flange 144 and claw 136, 137 lower surface 136b, 137b does not contact, like this, the lower surface 141b of draw-in groove 141 is roughly equal to the distance L 11 of the lower surface 13b of the main part 13 of operating portion 10 with the upper surface 138a of claw 138 to the distance B 11 of cascaded surface, the upper surface 144a of flange 144 is greater than claw 136 to the distance B 12 of cascaded surface, 137 lower surface 136b, 137b is to the distance L 12 of the lower surface 13b of the main part 13 of operating portion 10, thus, the upper surface 138a that the lower surface 141b of draw-in groove 141 is greater than claw 138 to the distance (D12-D11) of the upper surface 144a of flange 144 is to claw 136, 137 lower surface 136b, the distance (L12-L11) of 137b.
And, the inner peripheral surface that is formed with the fixation wall 142 at draw-in groove 141 places is a bit larger tham the axial line of main body 131 to the distance r11 of the outer peripheral face of claw 138 to the distance R 11 of the axial line of fixation wall 142, and the inner peripheral surface of flange 144 is less than the axial line of main body 131 to the distance r12 of the outer peripheral face of claw 136,137 to the distance R 12 of the axial line of fixation wall 142.
Knob installation portion 150 has the first shoulder hole portion 53, draw-in groove 151 and fixation wall 152.
Erect and be formed with fixation wall 152 from the surrounding of the shoulder hole portion 53 of the rear surface of panel 200.Fixation wall 152 is concentric circular with shoulder hole portion 53.From the lower surface recessed draw-in groove 151 being formed with for contacting with the claw 138 as fixed claw of knob 100 upward of fixation wall 152, and extend to form flange 154 from the lower surface of fixation wall 152 to radially inner side, the internal diameter of flange 154 is greater than the external diameter of the main part 21 of the rotary switch auxiliary section 20 of knob 100, so that rotary switch auxiliary section 20 is through this flange 154.
Be recessed into and be formed with multiple recesses 156 downwards from the upper surface 154a of flange 154, the upper surface 156a of recess 156 forms the snap-latch surface fastening with claw 136,137, the lower surface 151b of draw-in groove 151 is for contacting with the upper surface 138a of claw 138, and the upper surface 156a of recess 156 and the lower surface 151b of draw-in groove 151 are tabular surface.
For the upper surface 156a that makes recess 156 contacts with lower surface 136b, the 137b of claw 136,137, and the lower surface 151b of draw-in groove 151 and the upper surface 138a of claw 138 are contacted, the lower surface 151b of draw-in groove 151 is roughly equal to the distance L 11 of the lower surface 13b of the main part 13 of operating portion 10 with the upper surface 138a of claw 138 to the distance B 11 ' of cascaded surface, and the upper surface 156a of recess 156 is roughly equal to the distance L 12 of the lower surface 13b of the main part 13 of operating portion 10 with lower surface 136b, the 137b of claw 136,137 to the distance B 12 ' of cascaded surface.Thus, the lower surface 151b of draw-in groove 151 equals the upper surface 138a of claw 138 to the distance (L12-L11) of lower surface 136b, the 137b of claw 136,137 to the distance of the upper surface 156a of recess 156 (D12 '-D11 ').
But, be not limited to this, also can only make the lower surface 151b of draw-in groove 151 and the upper surface 138a of claw 138 contact, and the upper surface 156a of recess 156 and claw 136, 137 lower surface 136b, 137b does not contact, like this, the lower surface 151b of draw-in groove 151 is roughly equal to the distance L 11 of the lower surface 13b of the main part 13 of operating portion 10 with the upper surface 138a of claw 138 to the distance B 11 ' of cascaded surface, the upper surface 156a of recess 156 is greater than claw 136 to the distance B 12 ' of cascaded surface, 137 lower surface 136b, 137b is to the distance L 12 of the lower surface 13b of the main part 13 of operating portion 10, thus, the upper surface 138a that the lower surface 151b of draw-in groove 151 is greater than claw 138 to the distance of the upper surface 156a of recess 156 (D12 '-D11 ') is to claw 136, 137 lower surface 136b, the distance (L12-L11) of 137b.
And, the inner peripheral surface that is formed with the fixation wall 152 at draw-in groove 151 places is a bit larger tham the axial line of main body 131 to the distance r11 of the outer peripheral face of claw 138 to the distance R 11 ' of the axial line of fixation wall 152, and the inner peripheral surface of flange 154 is less than the axial line of main body 131 to the distance r12 of the outer peripheral face of claw 136,137 to the distance R 12 ' of the axial line of fixation wall 152.
For the knob 100 being installed in knob installation portion 140, claw 138 can slide continuously along the lower surface 141b of draw-in groove 141, therefore operator, operating portion 10 is operated to realize continuous adjusting.And lower surface 136b, the 137b of claw 136,137 contacts with the upper surface 144a of flange 144, plays auxiliary fixation, to avoid in the situation that not being conditioned, knob 100 freely rotates.
For the knob 100 being installed in knob installation portion 150, by regulating the torsional moment producing, claw 136,137 from directly extremely next adjacent recess 156 of difference landing of a recess 156, therefore operates and realizes the adjusting that fixes operating portion 10 operator respectively.And claw 138 contacts with the lower surface 151b of draw-in groove 151 on complete cycle, plays firmly fixation, to avoid in the situation that not being conditioned, knob 100 freely rotates.
In the above-described embodiment, all be formed as the situation parallel with lower surface 13b with the contact-making surface of fixed claw and the contact-making surface of engagement pawl, but be not limited to this, the contact-making surface of fixed claw and the contact-making surface of engagement pawl can be also the face tilting, also can be outstanding upward curve form, as long as the Adjusting Shape of the snap-latch surface on the panel contacting by the stationary plane on the panel contacting with the contact-making surface of fixed claw and with the contact-making surface of engagement pawl is to match with the contact-making surface of fixed claw and the contact-making surface of engagement pawl.
In addition, the effect shown in above-mentioned execution mode and effect only show best effect and the effect that the utility model produces for example, and effect of the present utility model and effect are not limited thereto.
Claims (14)
1. a knob,
Have:
Operating portion, is cylindric, has the upper surface of the plane of being formed as,
Rotary switch auxiliary section, concentric with described operating portion, erect setting from the lower surface of described operating portion, described lower surface is positioned at a side contrary with described upper surface one side,
Holding section, is formed at described lower surface;
This knob is characterised in that,
Described holding section has:
Main part, erects setting from described lower surface, and is encirclement described rotary switch auxiliary section shape,
The first pawl, is formed on described main part, has the first contact-making surface,
The second pawl, is formed on described main part, has second contact-making surface different from described the first contact-making surface;
In the axial direction of described operating portion, described the first contact-making surface and described the second contact-making surface are positioned at diverse location.
2. knob as claimed in claim 1, is characterized in that,
In the time observing described holding section from described lower face side, the axial line of described operating portion is less than the axial line of described operating portion to the ultimate range of the outer surface of described the second pawl to the ultimate range of the outer surface of described the first pawl,
In the axial direction of described operating portion, described the first contact-making surface more approaches the lower surface of described operating portion than described the second contact-making surface.
3. knob as claimed in claim 1, is characterized in that,
On the outer peripheral face of described main part, be formed with multiple described the second pawls,
On the outer peripheral face of described main part, be formed with described the first pawl, and be provided with described the first pawl between adjacent two described the second pawls.
4. knob as claimed in claim 2, is characterized in that,
The outer peripheral face equal intervals of described main part be formed with multiple described the second pawls,
On the outer peripheral face of described main part, be formed with described the first pawl, and adjacent two described the second pawls between be provided with described the first pawl.
5. the knob as described in any one in claim 1～4, is characterized in that,
Between described main part and described rotary switch auxiliary section, be formed with clearance spaces, and at least a portion of described main part by more than 3 breach cut apart form more than 3 dividing body, at least 2 described dividing bodies configure in opposite directions,
Described the second pawl is formed on dividing body in opposite directions, and the first pawl is formed on other dividing body.
6. knob as claimed in claim 5, is characterized in that,
A part for described main part is cut apart and is formed 4 dividing bodies by 4 breach,
Described the first pawl is one.
7. knob as claimed in claim 6, is characterized in that, forms one with the dividing body that is formed with described the first pawl dividing body and rotary switch auxiliary section in opposite directions.
8. knob as claimed in claim 5, is characterized in that,
Described the first contact-making surface is parallel with described lower surface, and described the second contact-making surface is parallel with described lower surface.
9. the knob as described in claim 6 or 7, is characterized in that,
Described the first contact-making surface is parallel with described lower surface, and described the second contact-making surface is parallel with described lower surface.
10. an electronic device, is characterized in that, has the knob described in any one in panel and claim 1～9,
Described knob is arranged on described panel,
Described panel has:
Holding section fastens with described the first pawl in the axial direction of described operating portion,
Axial restraint portion, has the stationary plane contacting with described the second pawl in the axial direction of described operating portion.
11. electronic devices as claimed in claim 10, is characterized in that,
Holding section has the snap-latch surface contacting with described the first contact-making surface in the axial direction of described operating portion,
In the axial direction of described operating portion, the distance between described snap-latch surface and described stationary plane is more than or equal to the distance between described the first contact-making surface and described the second contact-making surface.
12. electronic devices as claimed in claim 11, is characterized in that,
In the axial direction of described operating portion, the distance between described snap-latch surface and described stationary plane equals the distance between described the first contact-making surface and described the second contact-making surface.
13. electronic devices as described in any one in claim 10～12, is characterized in that, described holding section be week of described operating portion upwards not with the continuous groove of described the first pawl interference.
14. electronic devices as described in any one in claim 10～12, is characterized in that,
There is described first pawl,
Described holding section has at least two recesses that upwards can hold described engagement pawl in the week of described operating portion, and described the first pawl can move by strain between these at least two recesses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320860521.5U CN203706983U (en) | 2013-12-24 | 2013-12-24 | Rotary knob and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320860521.5U CN203706983U (en) | 2013-12-24 | 2013-12-24 | Rotary knob and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203706983U true CN203706983U (en) | 2014-07-09 |
Family
ID=51057383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320860521.5U Expired - Fee Related CN203706983U (en) | 2013-12-24 | 2013-12-24 | Rotary knob and electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203706983U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733205A (en) * | 2013-12-24 | 2015-06-24 | 欧姆龙株式会社 | Knob and electronic device |
| WO2020133528A1 (en) * | 2018-12-29 | 2020-07-02 | 海能达通信股份有限公司 | Knob assembly, switch apparatus and electronic device |
-
2013
- 2013-12-24 CN CN201320860521.5U patent/CN203706983U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733205A (en) * | 2013-12-24 | 2015-06-24 | 欧姆龙株式会社 | Knob and electronic device |
| WO2020133528A1 (en) * | 2018-12-29 | 2020-07-02 | 海能达通信股份有限公司 | Knob assembly, switch apparatus and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20201224 |