CN109524271B - Speed-regulating rotary switch for fan - Google Patents
Speed-regulating rotary switch for fan Download PDFInfo
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- CN109524271B CN109524271B CN201910007341.4A CN201910007341A CN109524271B CN 109524271 B CN109524271 B CN 109524271B CN 201910007341 A CN201910007341 A CN 201910007341A CN 109524271 B CN109524271 B CN 109524271B
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- 230000003068 static effect Effects 0.000 claims abstract description 51
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/10—Movable parts; Contacts mounted thereon
- H01H19/14—Operating parts, e.g. turn knob
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Abstract
The invention relates to the technical field of switches, in particular to a speed-regulating rotary switch for a fan, which comprises a shell and a switch assembly, wherein the shell is provided with a first switch and a second switch; the shell is internally provided with a zero line inserting piece assembly, a live line static piece and a gear static piece assembly; the switch assembly comprises an inner rotating shaft, an outer rotating shaft and a moving plate; the movable plate is used for connecting the live wire static plate with the gear static plate assembly; the moving plate is arranged in the shell; the outer rotating shaft is provided with a channel; the inner rotating shaft penetrates through the channel and is connected with the channel in a sliding manner; the inner rotating shaft is used for driving the outer rotating shaft to rotate; the speed-regulating rotary switch for the fan further comprises a self-locking device for fixing the inner rotating shaft in the channel. According to the invention, the inner rotating shaft is arranged in the channel in a penetrating way and is in sliding connection with the channel, so that the length of the inner rotating shaft can be changed, the inner rotating shaft is convenient for a user to use, when the inner rotating shaft penetrates into the bottom of the channel, the self-locking device fixes the inner rotating shaft with the channel, the inner rotating shaft is prevented from continuously sliding in the channel, and the length of the inner rotating shaft is fixed.
Description
Technical Field
The invention relates to the technical field of switches, in particular to a speed-regulating rotary switch for a fan.
Background
Rotary switches are often used in electrical products, in particular in electrical products with a number of segments switching requirement, for example: electric fans, light fixtures, washing machines, and the like. Therefore, the rotary switch usually comprises a plurality of switching functions, so that a user can achieve the purposes of switching functions and switching by only driving the adjusting knob of the rotary switch.
The current rotary switch rotates through the rotating shaft, but the length of the rotating shaft of the current rotary switch is fixed, so that the use of a user is inconvenient.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a speed-regulating rotary switch for a fan.
The aim of the invention is achieved by the following technical scheme: a speed-regulating rotary switch for a fan comprises a shell and a switch component; the shell is internally provided with a zero line inserting piece assembly, a live line static piece and a gear static piece assembly; the switch assembly comprises an inner rotating shaft, an outer rotating shaft penetrating through the shell and a moving plate connected with the outer rotating shaft; the movable plate is used for connecting the live wire static plate with the gear static plate assembly; the moving plate is arranged in the shell;
the outer rotating shaft is provided with a channel; the inner rotating shaft penetrates through the channel and is connected with the channel in a sliding manner; the inner rotating shaft is used for driving the outer rotating shaft to rotate; the speed-regulating rotary switch for the fan further comprises a self-locking device for fixing the inner rotating shaft in the channel.
The self-locking device comprises a self-locking buckle sleeved on the inner rotating shaft, a resisting piece for preventing the self-locking buckle from sliding off from the inner rotating shaft and a self-locking spring arranged in the shell; one end of the self-locking spring is connected with the shell; the other end of the self-locking spring is arranged at the bottom of the channel;
the self-locking buckle is provided with a sliding block; the top of the sliding block is provided with a first tooth group; a convex strip is arranged in the channel; the bottom of the raised line is provided with a second tooth set matched with the first tooth set; the inner rotating shaft is provided with first helical teeth; the self-locking buckle is arranged between the resisting piece and the first helical tooth.
The invention is further arranged that the inner rotating shaft is provided with a groove; the resisting piece is an E-shaped clamp spring; the E-shaped clamp spring is clamped in the groove; a positioning surface is arranged on the inner rotating shaft; the positioning surface is a flat surface.
The invention is further arranged that the first tooth group comprises a second helical tooth and a third helical tooth connected with the second helical tooth; the second tooth group comprises a fourth helical tooth matched with the second helical tooth and a fifth helical tooth matched with the third helical tooth; the fourth helical tooth is connected with the fifth helical tooth.
The invention is further arranged that the number of the sliding blocks is three; the three sliding blocks are annularly arranged around the self-locking buckle at equal intervals; the number of the raised strips is three; the three raised strips are annularly arranged on the inner wall of the channel at equal intervals; a sliding groove for accommodating the sliding block is arranged between two adjacent convex strips.
The invention is further arranged that a rotating shaft cap is arranged at the top of the inner rotating shaft; the speed-regulating rotary switch for the fan further comprises a compression spring; one end of the compression spring is connected with the outer rotating shaft; the other end of the compression spring is connected with the bottom of the rotating shaft cap; the rotating shaft cap is provided with positioning teeth; the rotating shaft cap is provided with a positioning notch.
The invention is further arranged that the shell comprises an upper cover and a lower cover; the lower cover is provided with a buckle; the upper cover is provided with a clamping groove matched with the buckle; the zero line inserting piece assembly, the live line static piece and the gear static piece assembly are fixed on the lower cover; the upper cover is provided with a mounting hole.
The invention is further arranged that the lower cover is provided with a live wire hole, a zero wire hole and a gear hole; the zero line inserting piece assembly, the live line static piece and the gear static piece assembly are respectively provided with an elastic piece which is arranged in the zero line hole, the live line hole and the gear hole; the zero line inserting piece assembly comprises a zero line inserting piece and a motor zero line elastic piece connected with the zero line inserting piece; the gear static plate assembly comprises four gear static plates;
the outer rotating shaft is provided with a positioning rib; the moving plate is provided with a positioning groove matched with the positioning rib; and the moving plate is provided with protruding points.
The invention is further arranged that the lower cover is provided with a Y hole and a Y hole static piece; a metal connecting piece is arranged in the upper cover; the Y-hole static piece and the moving piece are connected with the metal connecting piece; the metal connecting piece is sleeved on the outer rotating shaft.
The invention is further arranged that the housing is provided with indexing teeth; the outer rotating shaft is provided with a through hole; the speed-regulating rotary switch for the fan further comprises a ball spring and steel balls matched with the indexing teeth; one end of the ball spring is connected with the bottom of the through hole; the other end of the ball spring is connected with the steel ball; the method comprises the steps of carrying out a first treatment on the surface of the The steel balls are arranged on the indexing teeth.
The invention has the beneficial effects that: according to the invention, the inner rotating shaft is arranged in the channel in a penetrating way and is in sliding connection with the channel, so that the length of the inner rotating shaft can be changed, the inner rotating shaft is convenient for a user to use, when the inner rotating shaft penetrates into the bottom of the channel, the self-locking device fixes the inner rotating shaft with the channel, the inner rotating shaft is prevented from continuously sliding in the channel, and the length of the inner rotating shaft is fixed.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of another view of the present invention;
FIG. 3 is a schematic view of the hidden lower cover of the present invention;
FIG. 4 is a schematic view of the structure of the lower cover of the present invention;
FIG. 5 is a schematic view of the upper cover and switch assembly of the present invention mated;
FIG. 6 is a schematic view of the structure of the outer shaft of the present invention;
FIG. 7 is a schematic view of an outer rotary shaft from another perspective in accordance with the present invention;
FIG. 8 is a schematic view of the structure of the inner shaft and the self-locking buckle of the present invention;
FIG. 9 is a schematic view of the structure of the inner shaft of the present invention;
FIG. 10 is a schematic structural view of the invention in a self-locking state;
FIG. 11 is a cross-sectional view of the invention in an sprung-open state;
FIG. 12 is a cross-sectional view of the invention in a self-locking state;
reference numerals in fig. 1 to 12 illustrate:
1-a housing; 11-a self-locking spring; 12-an upper cover; 13-a lower cover; 14-clamping; 15-clamping grooves; 16-mounting holes; 17-fire wire holes; 18-zero line hole; 19-gear holes; 120-Y holes; 121-Y hole static plate; 122-metal connectors; 21-zero line insertion; 22-motor zero line spring plate; 31-live wire static piece; 32-gear static plate assembly; 33-shrapnel; 4-an inner rotating shaft; 41-a retaining member; 42-first helical teeth; 43-groove; 44-positioning surface; 5-an outer rotating shaft; 51-channel; 52-convex strips; 53-fourth helical teeth; 54-fifth helical teeth; 55-sliding grooves; 56-positioning ribs; 6-a moving plate; 61-positioning grooves; 62-bump; 7-self-locking; 71-a slider; 72-second helical teeth; 73-third helical teeth; 8-a swivel cap; 81-positioning teeth; 82-positioning the notch; 83-compression spring; 91-indexing teeth; 92-through holes; 93-ball springs; 94-steel ball.
Detailed Description
The invention will be further described with reference to the following examples.
As can be seen from fig. 1 to 12; the embodiment of the speed-regulating rotary switch for the fan comprises a shell 1 and a switch component; a zero line inserting piece assembly, a live line static piece 31 and a gear static piece assembly 32 are arranged in the shell 1; the switch assembly comprises an inner rotating shaft 4, an outer rotating shaft 5 penetrating through the shell 1 and a moving plate 6 connected with the outer rotating shaft 5; the movable plate 6 is used for connecting the live wire static plate 31 with the gear static plate assembly 32; the moving plate 6 is arranged in the shell 1;
the outer rotating shaft 5 is provided with a channel 51; the inner rotating shaft 4 penetrates through the channel 51 and is connected with the channel 51 in a sliding manner; the inner rotating shaft 4 is used for driving the outer rotating shaft 5 to rotate; the speed-regulating rotary switch for fans further comprises a self-locking device for fixing the inner shaft 4 in the channel 51.
Specifically, in the speed-regulating rotary switch for a fan, the zero line of the power line and the ground wire of the motor are respectively connected with the zero line insert assembly, the live wire of the power line is connected with the live wire static piece 31, the gear static piece assembly 32 is respectively connected with four gears of the motor, when a gear is required to be shifted, the inner rotating shaft 4 is rotated so as to drive the outer rotating shaft 5 to rotate, and the moving plate 6 is connected with the outer rotating shaft 5 so as to rotate along with the outer rotating shaft 5, so that the live wire static piece 31 is connected with one gear of the gear static piece assembly 32, and the change of the gears is realized; in addition, in this embodiment, the inner shaft 4 is threaded through the channel 51 and is slidably connected with the channel 51, so that the length of the inner shaft 4 can be changed, the inner shaft is convenient for a user to use, and when the inner shaft 4 penetrates into the bottom of the channel 51, the self-locking device fixes the inner shaft 4 and the channel 51, so as to prevent the inner shaft 4 from continuing to slide in the channel 51, and fix the length of the inner shaft 4.
The self-locking device comprises a self-locking buckle 7 sleeved on the inner rotating shaft 4, a resisting piece 41 for preventing the self-locking buckle 7 from sliding off from the inner rotating shaft 4, and a self-locking spring 11 arranged in the shell 1; one end of the self-locking spring 11 is connected with the shell 1; the other end of the self-locking spring 11 is arranged at the bottom of the channel 51;
the self-locking buckle 7 is provided with a sliding block 71; the top of the sliding block 71 is provided with a first tooth group; a raised strip 52 is arranged in the channel 51; the bottom of the raised strip 52 is provided with a second tooth set matched with the first tooth set; the inner rotating shaft 4 is provided with first helical teeth 42; the self-locking buckle 7 is arranged between the resisting member 41 and the first helical tooth 42.
Specifically, in the speed-regulating rotary switch for a fan according to the present embodiment, when the inner rotating shaft 4 is pressed down to the bottom of the channel 51, the self-locking buckle 7 on the inner rotating shaft 4 moves downward along with the inner rotating shaft 4, when the self-locking buckle 7 reaches the bottom of the channel 51, the self-locking buckle 7 abuts against the self-locking spring 11, and at this time, the inner rotating shaft 4 is continuously pressed down, so that the first helical teeth 42 are in contact with the first tooth group, the self-locking buckle 7 rotates and compresses the self-locking spring 11 due to the action of the inclined surface, after the inner rotating shaft 4 is loosened by a certain angle, the self-locking spring 11 is reset, so that the self-locking buckle 7 moves upward and is tightly clamped with the second tooth group on the raised strip 52, and the inner rotating shaft 4 cannot continuously slide in the channel 51;
when the self-locking state needs to be released, the inner rotating shaft 4 is pressed down again, so that the first helical teeth 42 are in contact with the first tooth set, the self-locking buckle 7 rotates and compresses the self-locking spring 11 under the action of the inclined plane, after the self-locking buckle rotates by a certain angle, the self-locking spring 11 is reset after the inner rotating shaft 4 is released, and at the moment, the positions of the first tooth set and the second tooth set are not aligned any more, so that the self-locking buckle 7 can reenter the channel 51, and the inner rotating shaft 4 can continue to slide in the channel 51.
In the speed-regulating rotary switch for a fan of the embodiment, the inner rotating shaft 4 is provided with a groove 43; the resisting piece 41 is an E-shaped clamp spring; the E-shaped clamp spring is clamped in the groove 43; the self-locking buckle 7 can be prevented from sliding off the inner rotating shaft 4 by arranging the E-shaped clamping spring. The inner rotating shaft 4 is provided with a positioning surface 44; the positioning surface 44 is a flat surface; the positioning surface 44 facilitates the insertion of the inner rotary shaft 4 into the passage 51 and the rotation of the outer rotary shaft 5.
In the speed-regulating rotary switch for a fan according to the present embodiment, the first tooth set includes a second helical tooth 72 and a third helical tooth 73 connected to the second helical tooth 72; the second tooth set includes a fourth helical tooth 53 that mates with a second helical tooth 72 and a fifth helical tooth 54 that mates with a third helical tooth 73; the fourth helical tooth 53 is connected to a fifth helical tooth 54.
Specifically, in the speed-regulating rotary switch for a fan according to the present embodiment, when the inner rotary shaft 4 is pressed down to the bottom of the channel 51, the self-locking buckle 7 on the inner rotary shaft 4 moves downward along with the inner rotary shaft 4, when the self-locking buckle 7 reaches the bottom of the channel 51, the self-locking buckle 7 abuts against the self-locking spring 11, and at this time, the inner rotary shaft 4 is continuously pressed down, so that the first helical teeth 42 are in contact with the first tooth group, the self-locking buckle 7 rotates and compresses the self-locking spring 11 due to the effect of the inclined surface of the second helical teeth 72, after a certain angle of rotation, the first helical teeth 42 are clamped between the second helical teeth 72 and cannot continuously rotate between the third helical teeth 73, and after the inner rotary shaft 4 is released, the self-locking spring 11 is reset, so that the self-locking buckle 7 moves upward and is tightly clamped with the fourth helical teeth 53 and the fifth helical teeth 54 of the second tooth group on the raised strip 52, so that the inner rotary shaft 4 cannot continuously slide in the channel 51;
when the self-locking state needs to be released, the inner rotating shaft 4 is pressed down again, so that the first helical tooth 42 is contacted with the first tooth set, the self-locking buckle 7 rotates and compresses the self-locking spring 11 under the action of the inclined plane of the third helical tooth 73, after the inner rotating shaft 4 is released by a certain angle, the self-locking spring 11 is reset, and at the moment, the positions of the first tooth set and the second tooth set are not aligned any more, so that the self-locking buckle 7 can reenter the channel 51, and the inner rotating shaft 4 can continue to slide in the channel 51.
In the speed-regulating rotary switch for a fan of the present embodiment, the number of the sliders 71 is three; the three sliding blocks 71 are annularly arranged around the self-locking buckle 7 at equal intervals; the number of the raised strips 52 is three; the three raised strips 52 are arranged on the inner wall of the channel 51 in a surrounding manner at equal intervals; a chute 55 for accommodating the slider 71 is provided between two adjacent protruding strips 52. The slide groove 55 can facilitate positioning of the slider 71 of the self-locking buckle 7.
The embodiment of the speed regulation rotary switch for the fan is characterized in that a rotating shaft cap 8 is arranged at the top of the inner rotating shaft 4; the speed-regulating rotary switch for the fan further comprises a compression spring 83; one end of the compression spring 83 is connected with the outer rotating shaft 5; the other end of the compression spring 83 is connected with the bottom of the rotating shaft cap 8; by providing the compression spring 83, the inner rotary shaft 4 can be ejected by the return function of the compression spring 83 when the self-locking state is released. The rotating shaft cap 8 is provided with positioning teeth 81; the rotating shaft cap 8 is provided with a positioning notch 82. By providing the positioning notch 82, an outer knob can be assembled on the shaft cap 8.
The embodiment of a speed regulation rotary switch for a fan, wherein the housing 1 comprises an upper cover 12 and a lower cover 13; the lower cover 13 is provided with a buckle 14; the upper cover 12 is provided with a clamping groove 15 matched with the clamping buckle 14; the upper cover 12 and the lower cover 13 are convenient to be assembled and disassembled through the arrangement. The zero line inserting piece assembly, the live line static piece 31 and the gear static piece assembly 32 are fixed on the lower cover 13; the upper cover 12 is provided with a mounting hole 16; the mounting of the rotary switch to the fan is facilitated by the provision of mounting holes 16.
In the speed-regulating rotary switch for a fan according to the embodiment, the lower cover 13 is provided with a live wire hole 17, a zero wire hole 18 and a gear hole 19; the zero line inserting piece assembly, the live line static piece 31 and the gear static piece assembly 32 are respectively provided with an elastic piece 33 which is arranged in the zero line hole 18, the live line hole 17 and the gear hole 19; the zero line inserting assembly comprises a zero line inserting piece 21 and a motor zero line elastic piece 22 connected with the zero line inserting piece 21; the gear position plate assembly 32 comprises four gear position plates; the outer rotating shaft 5 is provided with a positioning rib 56; the moving plate 6 is provided with a positioning groove 61 matched with the positioning rib 56; by arranging the positioning ribs 56 and the positioning grooves 61, the speaking moving plate 6 is conveniently fixed on the outer rotating shaft 5. The moving plate 6 is provided with a bump 62, and the bump 62 is convenient to contact with the live wire static plate 31 and the gear static plate assembly 32.
In the speed-regulating rotary switch for a fan of the present embodiment, the lower cover 13 is provided with a Y hole 120 and a Y hole static piece 121; a metal connecting piece 122 is arranged in the upper cover 12; the Y-hole static piece 121 and the moving piece 6 are connected with the metal connecting piece 122; the metal connecting piece 122 is sleeved on the outer rotating shaft 5. Through the arrangement, when the live wire static piece 31 is conducted with the gear static piece, the Y-hole static piece 121 is communicated with the live wire static piece 31 for electrifying.
In the speed-regulating rotary switch for a fan of the embodiment, the casing 1 is provided with indexing teeth 91; the outer rotating shaft 5 is provided with a through hole 92; the speed-regulating rotary switch for the fan further comprises a ball spring 93 and a steel ball 94 matched with the indexing tooth 91; one end of the ball spring 93 is connected with the bottom of the through hole 92; the method comprises the steps of carrying out a first treatment on the surface of the The steel balls 94 are arranged on the indexing teeth 91, and the other ends of the ball springs 93 are connected with the steel balls 94; the above arrangement enables fixing the respective gear positions.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (6)
1. A speed regulation rotary switch for a fan is characterized in that: comprises a shell (1) and a switch assembly; a zero line inserting piece assembly, a live line static piece (31) and a gear static piece assembly (32) are arranged in the shell (1); the switch assembly comprises an inner rotating shaft (4), an outer rotating shaft (5) penetrating through the shell (1), and a moving plate (6) connected with the outer rotating shaft (5); the movable plate (6) is used for connecting the live wire static plate (31) with the gear static plate assembly (32); the moving plate (6) is arranged in the shell (1);
the outer rotating shaft (5) is provided with a channel (51); the inner rotating shaft (4) penetrates through the channel (51) and is connected with the channel (51) in a sliding manner; the inner rotating shaft (4) is used for driving the outer rotating shaft (5) to rotate; the speed-regulating rotary switch for the fan further comprises a self-locking device for fixing the inner rotating shaft (4) in the channel (51);
the self-locking device comprises a self-locking buckle (7) sleeved on the inner rotating shaft (4), a resisting piece (41) for preventing the self-locking buckle (7) from sliding off from the inner rotating shaft (4) and a self-locking spring (11) arranged in the shell (1); one end of the self-locking spring (11) is connected with the shell (1); the other end of the self-locking spring (11) is arranged at the bottom of the channel (51);
the self-locking buckle (7) is provided with a sliding block (71); the top of the sliding block (71) is provided with a first tooth group; a raised strip (52) is arranged in the channel (51); the bottom of the raised strip (52) is provided with a second tooth set matched with the first tooth set; the inner rotating shaft (4) is provided with first helical teeth (42); the self-locking buckle (7) is arranged between the resisting piece (41) and the first helical tooth (42);
the inner rotating shaft (4) is provided with a groove (43); the resisting piece (41) is an E-shaped clamp spring; the E-shaped clamp spring is clamped in the groove (43); a positioning surface (44) is arranged on the inner rotating shaft (4); the positioning surface (44) is a flat surface;
the first tooth group comprises a second helical tooth (72) and a third helical tooth (73) connected with the second helical tooth (72); the second tooth group comprises a fourth helical tooth (53) matched with the second helical tooth (72) and a fifth helical tooth (54) matched with the third helical tooth (73); the fourth helical tooth (53) is connected with a fifth helical tooth (54);
the number of the sliding blocks (71) is three; the three sliding blocks (71) are annularly arranged around the self-locking buckle (7) at equal intervals; the number of the raised strips (52) is three; the three raised strips (52) are annularly arranged on the inner wall of the channel (51) at equal intervals; a sliding groove (55) for accommodating the sliding block (71) is arranged between two adjacent convex strips (52).
2. The speed-regulating rotary switch for fan according to claim 1, wherein: a rotating shaft cap (8) is arranged at the top of the inner rotating shaft (4); the speed-regulating rotary switch for the fan further comprises a compression spring (83); one end of the compression spring (83) is connected with the outer rotating shaft (5); the other end of the compression spring (83) is connected with the bottom of the rotating shaft cap (8); the rotating shaft cap (8) is provided with positioning teeth (81); the rotating shaft cap (8) is provided with a positioning notch (82).
3. The speed-regulating rotary switch for fan according to claim 1, wherein: the shell (1) comprises an upper cover (12) and a lower cover (13); the lower cover (13) is provided with a buckle (14); the upper cover (12) is provided with a clamping groove (15) matched with the buckle (14); the zero line inserting piece assembly, the live line static piece (31) and the gear static piece assembly (32) are fixed in the lower cover (13); the upper cover (12) is provided with a mounting hole (16).
4. A speed regulating rotary switch for a fan as claimed in claim 3, wherein: the lower cover (13) is provided with a live wire hole (17), a zero wire hole (18) and a gear hole (19); the zero line inserting piece assembly is provided with an elastic piece (33) placed in the zero line hole (18), the live wire static piece (31) is provided with the elastic piece (33) placed in the live wire hole (17), and the gear static piece assembly (32) is provided with the elastic piece (33) placed in the gear hole (19); the zero line inserting assembly comprises a zero line inserting piece (21) and a motor zero line elastic piece (22) connected with the zero line inserting piece (21); the gear static plate assembly (32) comprises four gear static plates;
the outer rotating shaft (5) is provided with a positioning rib (56); the moving plate (6) is provided with a positioning groove (61) matched with the positioning rib (56); the moving plate (6) is provided with a convex point (62).
5. The speed-regulating rotary switch for fan according to claim 4, wherein: the lower cover (13) is provided with a Y hole (120) and a Y hole static piece (121); a metal connecting piece (122) is arranged in the upper cover (12); the Y-hole static piece (121) and the moving piece (6) are connected with the metal connecting piece (122); the metal connecting piece (122) is sleeved on the outer rotating shaft (5).
6. The speed-regulating rotary switch for fan according to claim 1, wherein: the shell (1) is provided with indexing teeth (91); the outer rotating shaft (5) is provided with a through hole (92); the speed-regulating rotary switch for the fan further comprises a ball spring (93) and steel balls (94) matched with the indexing teeth (91); one end of the ball spring (93) is connected with the bottom of the through hole (92); the other end of the ball spring (93) is connected with a steel ball (94); the steel balls (94) are arranged in the indexing teeth (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910007341.4A CN109524271B (en) | 2019-01-04 | 2019-01-04 | Speed-regulating rotary switch for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910007341.4A CN109524271B (en) | 2019-01-04 | 2019-01-04 | Speed-regulating rotary switch for fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109524271A CN109524271A (en) | 2019-03-26 |
| CN109524271B true CN109524271B (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910007341.4A Active CN109524271B (en) | 2019-01-04 | 2019-01-04 | Speed-regulating rotary switch for fan |
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| CN (1) | CN109524271B (en) |
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| CN1848335A (en) * | 2005-04-13 | 2006-10-18 | 利西汽车速度公司 | Retractable rotary handle device, in particular for a switch or an adjustment device of a household appliance |
| CN102945761A (en) * | 2012-10-23 | 2013-02-27 | 杭州广安汽车电器有限公司 | Automobile air-conditioning controller alternating current (AC) and windshield combined switch |
| CN107706030A (en) * | 2017-10-17 | 2018-02-16 | 浙江佳龙电子有限公司 | Self-locking rotary switchs |
| CN209297980U (en) * | 2019-01-04 | 2019-08-23 | 东莞市绿雅家用电器有限公司 | A kind of fan speed regulation rotary switch |
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| CN109524271A (en) | 2019-03-26 |
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