CN204516653U - Micro rotary encoder - Google Patents
Micro rotary encoder Download PDFInfo
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- CN204516653U CN204516653U CN201520148083.9U CN201520148083U CN204516653U CN 204516653 U CN204516653 U CN 204516653U CN 201520148083 U CN201520148083 U CN 201520148083U CN 204516653 U CN204516653 U CN 204516653U
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- support
- axle core
- shifting disc
- resilient piece
- brush
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Abstract
Micro rotary encoder, relates to encoder.Comprise support, Location resilient piece, axle core, shifting disc, brush and body, or also comprise switch shrapnel, Location resilient piece and bracket assembled, brush and shifting disc are assembled, support and body are fixedly mounted with, axle core and shifting disc are equipped with, and circuit wafer is arranged in the heavy hole of body, and brush and shifting disc are fitted to the heavy hole of body and make brush swipe contact on circuit wafer.Support has and is fixedly mounted with Location resilient piece, installation shaft core and the utility model is loaded into overall three zones with body spiral-lock, the utility model solves by being shaped to overall riveting column and this structure of clamping lateral column the challenge that slim encoder proposes in the reliability of the degree of being connected firmly of brush and shifting disc, performance, stability and useful life etc. dexterously, its improvement has substance, Be very effective.Size is no more than 6 × 6.5 × 3.2mm, and thickness is no more than 3.2mm, is extra small ultrathin type, is applicable to earphone, bluetooth recipient, insulin notes defeated pen, electronic cigarette etc.
Description
Technical field
The utility model relates to encoder, espespecially a kind of micro rotary encoder.
Background technology
Encoder is commonly used to that multi-media sound system, household electrical appliance, medical equipment, communication equipment, intelligent toy, instrument and meter, intercom, reprinting are audio-visual, in plant equipment, it is mainly in order to control the stroke of moving-member, and the transmission of signal.
The rotary encoder of prior art generally comprises as the axle sleeve of the axle core of rotating shaft, installation shaft core, gear positioning element, brush, circuit wafer (also known as chip), body (also known as base) and support, the terminal of outupt coded signal conducts electricity with circuit wafer and is connected, circuit wafer is installed on body, and axle sleeve, gear positioning element and body are loaded into entirety by support.Depending on purposes, size and actual installation situation, also there is the person that do not establish axle sleeve.In addition, the assembled relation between each parts can be described as varied.
Along with miniaturization of electronic products miniaturization trend, challenge is proposed to encoder volume, rotary encoder volume requirement as being used on earphone, Bluetooth Receiver, insulin injection pen, electronic cigarette is little, its length and width and high size are no more than 10 millimeters, have not even more than 7 millimeters, some thickness (i.e. height) need control in 3 millimeter, the compression of axle core, axle sleeve, gear positioning element, brush, circuit wafer, body and support is assembled into the thickness of 3 millimeter, it serves to show that its technical difficulty is big.Existing rotary encoder volume is large, and its thickness generally more than 10 millimeters, therefore is not suitable for earphone, Bluetooth Receiver, insulin injection pen, electronic cigarette etc.
In order to when having reliable and stable electric property, the volume of rotary encoder is compressed as far as possible, it is also proposed in the industry many technical schemes, such as, do not establish axle sleeve etc. (disclosed in Chinese patent a kind of Novel structure miniature encoder, notification number CN202695248U).But its thickness is arrived far away the requirement controlled in 3 millimeter.
Summary of the invention
The utility model technical issues that need to address be overcome existing rotary encoder because overall dimension is bigger than normal, especially thickness can not control in 3 millimeter, therefore as earphone, bluetooth recipient, insulin note the deficiency that defeated pen, electronic cigarette etc. cannot use on less electronic product, provide a kind of micro rotary encoder.Its THICKNESS CONTROL is in 3 millimeter, and realize ultrathin, compact conformation, can export the signal that two groups have strict sequential order difference, stable and reliable for performance, easy to use, the life-span is long.
For this reason, the technical scheme of the utility model micro rotary encoder is as follows:
One of technical scheme
Micro rotary encoder, comprise support, Location resilient piece, axle core, shifting disc, brush, switch shrapnel and body, Location resilient piece and bracket assembled, brush and shifting disc are assembled, support and body are fixedly mounted with, and axle core and shifting disc are equipped with and shifting disc is rotated with axle core, and body is shaped with a heavy hole, circuit wafer is arranged in the heavy hole of body, and brush and shifting disc are fitted to the heavy hole of body and make brush swipe contact on circuit wafer;
Support comprises the rack leg of octagonal support panel and four rule tabulars, the octagon of support panel has four to parallel opposite side, article four, rack leg be divided into two right, and compartment of terrain is installed in two opposite side on support panel, so-called compartment of terrain refers to that two adjacent edge intervals of mounting bracket leg on support panel another limit; Rack leg is fixedly mounted with perpendicular to support panel;
The form fit of Location resilient piece and support panel, also in octagonal plates, an opposite side of Location resilient piece opens fabrication mouth, the width of bayonet socket mates with the width of rack leg, the bayonet socket of one opposite side of Location resilient piece and the pair of brackets leg phase clamping of support, cause Location resilient piece and bracket assembled fastening;
The form fit of body and support panel, also in octagonal column, two pairs of sides corresponding with support panel on body are shaped with the convex position of back-off, button bit hole is shaped with on the corresponding rack leg of the convex position of the back-off of body, button bit hole on rack leg is buckled in the convex position of back-off of body, to realize support and body is fixedly mounted with.
Technique scheme is further elaborated:
Shifting disc is shaped with the reference column assembled with brush, this reference column comprises the riveting column and clamping lateral column that are shaped to entirety, and the height of riveting column is greater than the height of clamping lateral column; Corresponding with the position of this reference column and shape, brush leaves location hole processed, by riveted joint and the clamping of reference column and location hole, cause brush not only by riveted joint but also by clamping and shifting disc fastening.
Axle core is column, and one end of axle core is shaped with a radial limit convex edge of protruding, with prevent with support installing after axle core is extracted or is dropped out voluntarily.
One end that axle core is shaped with limit convex edge is also shaped with the square column type connection-peg with shifting disc adaptation, opens the square tube shape spliced eye made and mate with the connection-peg of axle core at the center of shifting disc, and connection-peg plug-in card, in spliced eye, causes axle core and shifting disc to be equipped with.
On described circuit wafer, conduction connects the coding terminal of outupt coded signal, and coding terminal is that the sidewall of inflection shape and body is affixed.
The Location resilient piece through hole made and allow axle core pass is opened in the center of Location resilient piece, and Location resilient piece is shaped with locating detent; The one side contacted with Location resilient piece at shifting disc can be shaped with positioning tooth or without location number, the number of positioning tooth is consistent with gear number, and positioning tooth rotates with axle core, causes locating detent to change to contact to be formed with the positioning tooth on diverse location to rotate feel and gear.
The rack ventilating hole made and allow axle core pass is opened in the center of support, and along rack ventilating hole projecting shaft core retainer plate, axle core retainer plate and rack ventilating hole form entirety, and axle core retainer plate is vertical with support panel; The free end outside opened with certain angle of rack ventilating hole dorsad of the rack leg on support, is convenient to support and body assemble and are beneficial to maintenance.
Switch shrapnel is positioned at the heavy hole of body as moving plate and is arranged at heavy switch still movable contact of cheating, switch still conduction connecting valve terminal; What be also shaped with touch-pressure switch shell fragment in one end that axle core is shaped with limit convex edge presses projection.
Technical scheme two
Micro rotary encoder, comprise support, Location resilient piece, axle core, shifting disc, brush and body, Location resilient piece and bracket assembled, brush and shifting disc are assembled, support and body are fixedly mounted with, and axle core and shifting disc are equipped with and shifting disc is rotated with axle core, and body is shaped with a heavy hole, circuit wafer is arranged in the heavy hole of body, and brush and shifting disc are fitted to the heavy hole of body and make brush swipe contact on circuit wafer;
Support comprises the rack leg of octagonal support panel and four rule tabulars, the octagon of support panel has four to parallel opposite side, article four, rack leg be divided into two right, and compartment of terrain is installed in two opposite side on support panel, so-called compartment of terrain refers to that two adjacent edge intervals of mounting bracket leg on support panel another limit; Rack leg is fixedly mounted with perpendicular to support panel;
The form fit of Location resilient piece and support panel, also in octagonal plates, an opposite side of Location resilient piece opens fabrication mouth, the width of bayonet socket mates with the width of rack leg, the bayonet socket of one opposite side of Location resilient piece and the pair of brackets leg phase clamping of support, cause Location resilient piece and bracket assembled fastening;
The form fit of body and support panel, also in octagonal column, two pairs of sides corresponding with support panel on body are shaped with the convex position of back-off, button bit hole is shaped with on the corresponding rack leg of the convex position of the back-off of body, button bit hole on rack leg is buckled in the convex position of back-off of body, to realize support and body is fixedly mounted with.
The beneficial effects of the utility model are:
One, support has and is fixedly mounted with Location resilient piece, installation shaft core and the utility model is loaded into overall three zones with body spiral-lock, and impel the utility model smaller volume, lower thickness controls at about 3mm, and this three zones is embodied in following structure:
1, support comprises the rack leg of octagonal support panel and four rule tabulars, and the octagon of support panel has four to parallel opposite side, and it is two right that four rack legs are divided into, and compartment of terrain is installed in two opposite side on support panel; The form fit of Location resilient piece and support panel, also in octagonal plates, an opposite side of Location resilient piece opens fabrication mouth, the width of bayonet socket mates with the width of rack leg, the bayonet socket of one opposite side of Location resilient piece and the pair of brackets leg phase clamping of support, cause Location resilient piece and bracket assembled fastening.
2, the form fit of body and support panel, also in octagonal column, two pairs of sides corresponding with support panel on body are shaped with the convex position of back-off, button bit hole is shaped with on the corresponding rack leg of the convex position of the back-off of body, button bit hole on rack leg is buckled in the convex position of back-off of body, to realize support and body is fixedly mounted with.Therefore, avoid the mode that prior art support and body are riveted, riveted joint makes thickness increase on the one hand, and another aspect work efficiency is low.
3, the rack ventilating hole made and allow axle core pass is opened in the center of support, and along rack ventilating hole projecting shaft core retainer plate, axle core retainer plate and rack ventilating hole form entirety, and axle core retainer plate is vertical with support panel.
Its two, shifting disc is shaped with the reference column assembled with brush, this reference column comprises and is shaped to overall riveting column and clamping lateral column, and the height of riveting column is greater than the height of clamping lateral column; Corresponding with the position of this reference column and shape, brush leaves location hole processed, by riveted joint and the clamping of reference column and location hole, cause brush not only by riveted joint but also by clamping and shifting disc fastening.This is because when lower thickness controls at about 3mm, the thickness of shifting disc and brush all wants corresponding thinning, simultaneously, shifting disc and brush often rotate, be subject to larger rotating torque, this is to brush and the degree of being connected firmly of shifting disc, reliability, the stability of performance and be proposed challenge useful life, and the utility model solves problem dexterously by the riveting column and this structure of clamping lateral column being shaped to entirety, its improvement has substance, Be very effective.
Its three, one end of axle core is shaped with a radial limit convex edge of protruding, with prevent with support installing after axle core is extracted or is dropped out voluntarily, not only ease of assembly but also improve assembling work efficiency.
Its four, the free end outside opened with certain angle of rack ventilating hole dorsad of the rack leg on support, is convenient to support and body assemble and are beneficial to maintenance.
Its five, product adopts octagonal _type layout, not only practicality but also attractive in appearance.
Its six, size of the present utility model is no more than 6 × 6.5 × 3.2mm, and thickness is no more than 3.2mm, is extra small ultrathin type, is applicable to earphone, bluetooth recipient, insulin notes defeated pen, electronic cigarette etc.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment one decomposing schematic representation;
Fig. 2 is the utility model embodiment two decomposing schematic representation;
Fig. 3 is that the utility model is assembled into one of overall schematic perspective view;
Fig. 4 is that the utility model is assembled into overall schematic perspective view two;
Fig. 5 is support schematic diagram;
Fig. 6 is Location resilient piece schematic diagram;
Fig. 7 is Location resilient piece and bracket assembled product schematic diagram;
Fig. 8 is shifting disc schematic diagram;
Fig. 9 is brush schematic diagram;
Figure 10 is brush and shifting disc assembling part schematic diagram;
Figure 11 is axle core schematic diagram;
Figure 12 is body schematic diagram.
In figure: 1, support; 11, support panel; 12, rack leg; 13, button bit hole; 14, rack ventilating hole; 15, axle core retainer plate; B, free end be the outside opened with certain angle of rack ventilating hole dorsad; 2, Location resilient piece; 21, bayonet socket; 22, Location resilient piece through hole; 23, locating detent; 3, axle core; 31, limit convex edge; 32, connection-peg; 33, projection is pressed; 4, shifting disc; 41, reference column; 411, riveting column; 412, clamping lateral column; 42, spliced eye; 5, brush; 51, location hole; 52, brush pawl; 6, switch shrapnel; 7, body; 71, two pairs of corresponding with support panel sides; 72, the convex position of back-off; 8, terminal.
Embodiment
Embodiment of the present utility model is introduced below in conjunction with accompanying drawing.
Embodiment one
As shown in Figure 1, micro rotary encoder, comprise support 1, Location resilient piece 2, axle core 3, shifting disc 4, brush 5, switch shrapnel 6 and body 7, Location resilient piece 2 and support 1 are assembled, brush 5 and shifting disc 4 are assembled, support 1 and body 7 are fixedly mounted with, axle core 3 and shifting disc 4 are equipped with and shifting disc 4 are rotated with axle core 3, body 7 is shaped with a heavy hole, circuit wafer is arranged in the heavy hole of body 7, brush 5 and shifting disc 4 are fitted to the heavy hole of body 7 and make brush 5 swipe contact on circuit wafer, and switch shrapnel 6 is fitted in the heavy hole of body 7.
As shown in Figures 1 and 5, support 1 comprises the rack leg 12 of octagonal support panel 11 and four rule tabulars, the octagon of support panel 11 has four to parallel opposite side, article four, rack leg 12 be divided into two right, and compartment of terrain is installed in two opposite side on support panel 11, so-called compartment of terrain refers to that two adjacent edge intervals of mounting bracket leg 12 on support panel 11 another limit; Rack leg 12 is fixedly mounted with perpendicular to support panel 11.
As shown in Fig. 1, Fig. 6 and Fig. 7, the form fit of Location resilient piece 2 and support panel 11, also in octagonal plates, an opposite side of Location resilient piece 2 opens fabrication mouth 21, the width of bayonet socket 21 mates with the width of rack leg 12, the bayonet socket 21 of one opposite side of Location resilient piece 2 and the pair of brackets leg 12 phase clamping of support 1, cause Location resilient piece 2 and support 1 to assemble fastening.
As shown in Figure 12 and Fig. 5, the form fit of body 7 and support panel 11, also in octagonal column, two pairs of sides 71 corresponding with support panel on body 7 are shaped with the convex position 72 of back-off, button bit hole 13 is shaped with on the corresponding rack leg 11 of the convex position of the back-off of body 7 72, button bit hole 13 on rack leg 12 is buckled in the convex position 72 of back-off of body 7, is fixedly mounted with body 7 to realize support 1.
As shown in Figure 8, shifting disc 4 is shaped with the reference column 41 assembled with brush 5, this reference column 41 comprises the riveting column 411 and clamping lateral column 412 that are shaped to entirety, and the height of riveting column 411 is greater than the height of clamping lateral column 412; Corresponding with the position of this reference column 41 and shape, brush 5 leaves location hole 51 processed, by riveted joint and the clamping of reference column 41 and location hole 51, cause brush 5 not only by riveted joint but also by clamping and shifting disc 4 fastening.
Still as shown in Figure 8, described reference column 41 and location hole 51 are all 3, and distribution triangular in shape.
As shown in figure 11, axle core 3 is in column, and one end of axle core 3 is shaped with a radial limit convex protruded along 31, after preventing from installing with support 1, axle core 3 is extracted or is dropped out voluntarily.
Still as shown in figure 11, axle core 3 is shaped with limit convex one end along 31 and is also shaped with the square column type connection-peg 32 with shifting disc 4 adaptation.As can be seen from figures 8 and 9, open the square tube shape spliced eye 42 made and mate with the connection-peg 32 of axle core 3 at the center of shifting disc 4, connection-peg 32 plug-in card, in spliced eye 42, causes axle core 3 to be equipped with shifting disc 4.
On described circuit wafer, conduction connects the coding terminal 8 of outupt coded signal, coding terminal 8 in inflection shape and the sidewall of body 1 be affixed.
As shown in Figure 9, brush 5 ringwise, brush 5 is shaped with three brush pawls 52, and brush pawl 52 swipes with described circuit wafer and contacts.
As shown in Fig. 6 and Fig. 8, the Location resilient piece through hole 22 made and allow axle core 3 pass is opened in the center of Location resilient piece 2, Location resilient piece 2 is shaped with locating detent 23; The one side that shifting disc 4 contacts with Location resilient piece 2 is shaped with positioning tooth or without positioning tooth, the number of positioning tooth is consistent with gear number, and positioning tooth rotates with axle core 3, causes locating detent to change to contact to be formed with the positioning tooth on diverse location and rotate feel and gear.
As shown in Figure 5, the rack ventilating hole 14 made and allow axle core 3 pass is opened in the center of support 1, and along rack ventilating hole 14 projecting shaft core retainer plate 15, axle core retainer plate 15 and rack ventilating hole 14 form entirety, and axle core retainer plate 15 is vertical with support panel 11; The free end of the rack leg on the support 1 dorsad outside opened with certain angle B(of rack ventilating hole is shown in Fig. 4 and Fig. 5), be convenient to support 1 and body 7 assemble and are beneficial to maintenance.
Still as shown in Figure 1, switch shrapnel 6 is positioned at the heavy hole of body 7 as moving plate and is arranged at heavy switch still movable contact of cheating, switch still conduction connecting valve terminal 8; Be shaped with at axle core 3 the protruding 33(that presses that limit convex one end along 31 is also shaped with touch-pressure switch shell fragment 6 and see Figure 11).
Embodiment two
As shown in Figure 2, micro rotary encoder, comprise support 1, Location resilient piece 2, axle core 3, shifting disc 4, brush 5 and body 7, Location resilient piece 2 and support 1 are assembled, and brush 5 and shifting disc 4 are assembled, and support 1 and body 7 are fixedly mounted with, axle core 3 and shifting disc 4 are equipped with and shifting disc 4 are rotated with axle core 3, body 7 is shaped with a heavy hole, and circuit wafer is arranged in the heavy hole of body 7, and brush 5 and shifting disc 4 are fitted to the heavy hole of body 7 and make brush 5 swipe contact on circuit wafer.
As shown in figures 2 and 5, support 1 comprises the rack leg 12 of octagonal support panel 11 and four rule tabulars, the octagon of support panel 11 has four to parallel opposite side, article four, rack leg 12 be divided into two right, and compartment of terrain is installed in two opposite side on support panel 11, so-called compartment of terrain refers to that two adjacent edge intervals of mounting bracket leg 12 on support panel 11 another limit; Rack leg 12 is fixedly mounted with perpendicular to support panel 11.
As shown in Figure 2, Figure 6 and Figure 7, the form fit of Location resilient piece 2 and support panel 11, also in octagonal plates, an opposite side of Location resilient piece 2 opens fabrication mouth 21, the width of bayonet socket 21 mates with the width of rack leg 12, the bayonet socket 21 of one opposite side of Location resilient piece 2 and the pair of brackets leg 12 phase clamping of support 1, cause Location resilient piece 2 and support 1 to assemble fastening.
As shown in Figure 12 and Fig. 5, the form fit of body 7 and support panel 11, also in octagonal column, two pairs of sides 71 corresponding with support panel on body 7 are shaped with the convex position 72 of back-off, button bit hole 13 is shaped with on the corresponding rack leg 11 of the convex position of the back-off of body 7 72, button bit hole 13 on rack leg 12 is buckled in the convex position 72 of back-off of body 7, is fixedly mounted with body 7 to realize support 1.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, every above embodiment is done according to technical spirit of the present utility model any amendment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. micro rotary encoder, comprise support (1), Location resilient piece (2), axle core (3), shifting disc (4), brush (5), switch shrapnel (6), body (7), Location resilient piece (2) and support (1) are assembled, brush (5) and shifting disc (4) are assembled, support (1) and body (7) are fixedly mounted with, axle core (3) and shifting disc (4) are equipped with and shifting disc (4) are rotated with axle core (3), body (7) is shaped with a heavy hole, circuit wafer is arranged in the heavy hole of body (7), brush (5) and shifting disc (4) are fitted to the heavy hole of body (7) and make brush (5) swipe contact on circuit wafer, it is characterized in that:
Support (1) comprises the rack leg (12) of octagonal support panel (11) and four rule tabulars, the octagon of support panel (11) has four to parallel opposite side, article four, rack leg (12) be divided into two right, and compartment of terrain is installed in two opposite side on support panel (11), so-called compartment of terrain refers to that two adjacent edge intervals of the upper mounting bracket leg (12) of support panel (11) another limit; Rack leg (12) is fixedly mounted with perpendicular to support panel (11);
The form fit of Location resilient piece (2) and support panel (11), also in octagonal plates, an opposite side of Location resilient piece (2) opens fabrication mouth (21), the width of bayonet socket (21) mates with the width of rack leg (12), the bayonet socket (21) of one opposite side of Location resilient piece (2) and pair of brackets leg (12) the phase clamping of support (1), cause Location resilient piece (2) and support (1) to assemble fastening;
The form fit of body (7) and support panel (11), also in octagonal column, the upper two pair sides (71) corresponding with support panel of body (7) are shaped with the convex position of back-off (72), button bit hole (13) is shaped with on the corresponding rack leg (11) of the convex position of back-off (72) of body (7), button bit hole (13) on rack leg (12) is buckled in the convex position of back-off (72) of body (7), is fixedly mounted with body (7) to realize support (1).
2. micro rotary encoder according to claim 1, it is characterized in that: shifting disc (4) is shaped with the reference column (41) assembled with brush (5), this reference column (41) comprises the riveting column (411) and clamping lateral column (412) that are shaped to entirety, and the height of riveting column (411) is greater than the height of clamping lateral column (412); Corresponding with the position of this reference column (41) and shape, brush (5) leaves location hole processed (51), by riveted joint and the clamping of reference column (41) and location hole (51), cause brush (5) not only by riveted joint but also by clamping and shifting disc (4) fastening.
3. micro rotary encoder according to claim 1, it is characterized in that: axle core (3) is in column, one end of axle core (3) is shaped with a radial limit convex protruded along (31), after preventing from installing with support (1), axle core (3) is extracted or is dropped out voluntarily.
4. micro rotary encoder according to claim 1, it is characterized in that: one end that axle core (3) is shaped with limit convex edge (31) is also shaped with the square column type connection-peg (32) adaptive with shifting disc (4), the square tube shape spliced eye (42) made and mate with the connection-peg (32) of axle core (3) is opened at the center of shifting disc (4), connection-peg (32) plug-in card, in spliced eye (42), is equipped with shifting disc (4) to realize axle core (3).
5. micro rotary encoder according to claim 1, is characterized in that: on described circuit wafer, conduction connects the coding terminal (8) of outupt coded signal, coding terminal (8) in inflection shape and the sidewall of body (1) be affixed.
6. micro rotary encoder according to claim 1, is characterized in that: the Location resilient piece through hole (22) that system allows axle core (3) pass is opened in the center of Location resilient piece (2), Location resilient piece (2) is shaped with locating detent (23); The one side that shifting disc (4) contacts with Location resilient piece (2) is shaped with positioning tooth, and the number of positioning tooth is consistent with gear number, and positioning tooth rotates with axle core (3), causes locating detent to change to contact to be formed with the positioning tooth on diverse location and rotate feel and gear.
7. micro rotary encoder according to claim 1, it is characterized in that: the rack ventilating hole (14) that system allows axle core (3) pass is opened in the center of support (1), and along rack ventilating hole (14) projecting shaft core retainer plate (15), axle core retainer plate (15) and rack ventilating hole (14) form entirety, and axle core retainer plate (15) is vertical with support panel (11).
8. micro rotary encoder according to claim 1, is characterized in that: the free end outside opened with certain angle of rack ventilating hole (B) dorsad of the rack leg (12) on support (1), is convenient to support (1) and body (7) assemble and are beneficial to maintenance.
9. micro rotary encoder according to claim 1, is characterized in that: switch shrapnel (6) is positioned at the heavy hole of body (7) as moving plate and is arranged at heavy switch still movable contact of cheating, switch still conduction connecting valve terminal (8); What be shaped with that limit convex to be also shaped with touch-pressure switch shell fragment (6) along the one end of (31) at axle core (3) presses projection (33).
10. micro rotary encoder, comprise support (1), Location resilient piece (2), axle core (3), shifting disc (4), brush (5), body (7), Location resilient piece (2) and support (1) are assembled, brush (5) and shifting disc (4) are assembled, support (1) and body (7) are fixedly mounted with, axle core (3) and shifting disc (4) are equipped with and shifting disc (4) are rotated with axle core (3), body (7) is shaped with a heavy hole, circuit wafer is arranged in the heavy hole of body (7), brush (5) and shifting disc (4) are fitted to the heavy hole of body (7) and make brush (5) swipe contact on circuit wafer, it is characterized in that:
Support (1) comprises the rack leg (12) of octagonal support panel (11) and four rule tabulars, the octagon of support panel (11) has four to parallel opposite side, article four, rack leg (12) be divided into two right, and compartment of terrain is installed in two opposite side on support panel (11), so-called compartment of terrain refers to that two adjacent edge intervals of the upper mounting bracket leg (12) of support panel (11) another limit; Rack leg (12) is fixedly mounted with perpendicular to support panel (11);
The form fit of Location resilient piece (2) and support panel (11), also in octagonal plates, an opposite side of Location resilient piece (2) opens fabrication mouth (21), the width of bayonet socket (21) mates with the width of rack leg (12), the bayonet socket (21) of one opposite side of Location resilient piece (2) and pair of brackets leg (12) the phase clamping of support (1), cause Location resilient piece (2) and support (1) to assemble fastening;
The form fit of body (7) and support panel (11), also in octagonal column, the upper two pair sides (71) corresponding with support panel of body (7) are shaped with the convex position of back-off (72), button bit hole (13) is shaped with on the corresponding rack leg (11) of the convex position of back-off (72) of body (7), button bit hole (13) on rack leg (12) is buckled in the convex position of back-off (72) of body (7), is fixedly mounted with body (7) to realize support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520148083.9U CN204516653U (en) | 2015-03-17 | 2015-03-17 | Micro rotary encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520148083.9U CN204516653U (en) | 2015-03-17 | 2015-03-17 | Micro rotary encoder |
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| Publication Number | Publication Date |
|---|---|
| CN204516653U true CN204516653U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520148083.9U Expired - Fee Related CN204516653U (en) | 2015-03-17 | 2015-03-17 | Micro rotary encoder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779114A (en) * | 2015-03-17 | 2015-07-15 | 东莞市林积为实业投资有限公司 | Micro rotary encoder |
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2015
- 2015-03-17 CN CN201520148083.9U patent/CN204516653U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779114A (en) * | 2015-03-17 | 2015-07-15 | 东莞市林积为实业投资有限公司 | Micro rotary encoder |
| CN104779114B (en) * | 2015-03-17 | 2017-12-29 | 东莞市林积为实业投资有限公司 | Micro rotary encoder |
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