CN218354981U - Swing link type knob temperature adjusting mechanism - Google Patents

Abstract

The utility model discloses a pendulum rod formula knob temperature regulating mechanism, involve a roll of hair straightener technical field, use on a roll of hair straightener, knob temperature regulating mechanism includes the PCBA subassembly, the keying mechanism, the knob cover, the pressure spring subassembly, fixing base and pressure spring positioning seat, the PCBA subassembly is located in a roll of hair straightener, be equipped with the keying mechanism on the PCBA subassembly, the outside of keying mechanism is equipped with the fixing base, the outside of fixing base is equipped with the pressure spring positioning seat, the pressure spring unit mount is between fixing base and pressure spring positioning seat and is connected with the fixing base and pressure spring positioning seat, the upper end of pressure spring positioning seat is equipped with the knob cover, the pressure spring subassembly is used for returning the knob cover after the rotation to the initial point position automatically. The utility model provides a rocker type knob temperature adjustment mechanism can realize clockwise or anticlockwise rotation operation, and no matter clockwise or anticlockwise rotation, rotates the instruction gear that the maximum position was seen to the user and is beated, beats to loose hand behind the ideal temperature gear, and the knob can both the automatic position of returning to zero point.

Description

Swing link type knob temperature adjusting mechanism

Technical Field

The utility model relates to a roll up hair straightener technical field, especially involve a pendulum rod formula knob temperature adjustment mechanism.

Background

The traditional hair straightener with knob function operation is mainly formed by the following components, including a hair straightener shell, a power line and a plug, a heating structure, a key operation system and the like.

Existing market takes knob hair straightener product, clockwise or anticlockwise rotation basically, and the rotation angle realizes the temperature and transfers the shelves, and rotatory certain angle just adjusts the shelves, will rotate while opening the display interface when using this type temperature adjustment function, and the comfort that the consumer used is poor, and experience is not good, if will realize higher-end, electronic component's is with high costs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pendulum rod formula knob temperature regulating mechanism for solve above-mentioned technical problem.

The utility model adopts the technical scheme as follows:

the utility model provides a pendulum rod formula knob temperature regulating mechanism, uses on the straight ware of sending out of book, knob temperature regulating mechanism includes PCBA subassembly, keying mechanism, knob cover, pressure spring subassembly, fixing base and pressure spring positioning seat, the PCBA subassembly is located in the straight ware of sending out of book, be equipped with on the PCBA subassembly keying mechanism, the outside of keying mechanism is equipped with the fixing base, the outside of fixing base is equipped with the pressure spring positioning seat, the pressure spring unit mount be in between the fixing base with between the pressure spring positioning seat and with the fixing base with the pressure spring positioning seat is connected, the upper end of pressure spring positioning seat is equipped with the knob cover, the pressure spring subassembly is used for with the rotatory back knob cover is automatic to the original point position.

Preferably, the key mechanism comprises a clockwise light touch key and an anticlockwise light touch key, and the clockwise light touch key and the anticlockwise light touch key are both provided with a deflector rod.

Preferably, a protruding structure used for touching the shifting lever is arranged at the lower end of the pressure spring positioning seat, and the shifting lever is located on a rotating path of the protruding structure.

Preferably, the upper end of the fixing seat is provided with a limiting column, the fixing seat is provided with two positioning holes, and the clockwise light-touch key and the anticlockwise light-touch key are arranged in the two positioning holes.

As further preferred, the upper end of pressure spring positioning seat is equipped with the pressure spring mounting bracket, the both sides of pressure spring mounting bracket have been seted up and have been link up the hole of stepping down of pressure spring positioning seat, the spacing hole that is curved is seted up to the one end of pressure spring mounting bracket, spacing post part be located spacing downthehole and with spacing hole sliding fit.

As further preferred, the pressure spring subassembly includes first pressure spring and second pressure spring, the upper end of fixing base is equipped with two limiting plates, each all be equipped with a first reference column on the limiting plate, each the limiting plate all passes the hole of stepping down, be equipped with two second reference columns on the pressure spring mounting bracket, first pressure spring and the both ends of second pressure spring are passed through first reference column and second reference column are fixed.

Preferably, the knob sleeve is arranged on the outer side of the hair curling device, the lower end of the knob sleeve penetrates through the shell of the hair curling device and is connected with the pressure spring positioning seat, and the outer edge of the upper end of the knob sleeve is provided with the poking block.

As a further preference, the pressing device further comprises a knob sleeve fixing seat, wherein the knob sleeve fixing seat is arranged at the upper end of the knob sleeve and is connected with the pressure spring positioning seat through a connecting piece.

The technical scheme has the following advantages or beneficial effects:

in the utility model, through the mutual cooperation among the key mechanism, the knob sleeve, the pressure spring assembly, the fixing seat and the pressure spring positioning seat, the rotation operation of any position with a limited angle between 0 and 90 degrees in clockwise or anticlockwise rotation is realized, and no matter in clockwise or anticlockwise rotation, when a user rotates to the maximum position and looks at the displayed indication gear to jump, the user loosens hands after jumping to an ideal temperature gear, the knob can automatically return to the zero position; which can improve the comfort of the consumer.

Drawings

FIG. 1 is a diagram of the application state of the middle rocker type knob temperature adjusting mechanism of the utility model;

FIG. 2 is an exploded view of the rocker type knob temperature adjustment mechanism of the present invention;

FIG. 3 is a schematic structural view of the rocker type knob thermostat of the present invention at the original position;

FIG. 4 isbase:Sub>A sectional view taken along line A-A of FIG. 3;

FIG. 5 is a sectional view taken along line B-B of FIG. 3;

FIG. 6 is an enlarged view of section C of FIG. 4;

FIG. 7 is an enlarged view of portion D of FIG. 5;

fig. 8 is a schematic structural view of the middle rocker type knob temperature adjusting mechanism of the present invention in a clockwise rotation state;

fig. 9 is a schematic structural view of the middle rocker type knob temperature adjusting mechanism of the present invention in a counterclockwise rotation state;

fig. 10 is a schematic structural view of the fixing base of the present invention;

fig. 11 is a schematic structural view of the pressure spring positioning seat of the present invention.

In the figure: 1. a knob temperature adjusting mechanism; 11. a PCBA component; 12. a key mechanism; 121. a deflector rod; 13. a knob sleeve; 131. a shifting block; 14. a compression spring assembly; 141. a first pressure spring; 142. a second pressure spring; 15. a fixed seat; 151. a limiting column; 152. positioning holes; 153. a limiting plate; 154. a first positioning post; 16. a pressure spring positioning seat; 161. a protruding structure; 162. a clamping block; 163. a raised structure; 164. a pressure spring mounting rack; 165. a hole of abdication; 166. a limiting hole; 167. a second positioning column; 17. a knob sleeve fixing seat; 2. a hair curler; 21. an upper handle; 22. a lower handle; 23. a tail cover; 24. a power line; 25. a hair-straightening plate; 26. a handle cover; 27. a power switch; 28. switching a key; 29. a through hole; 210. LED lamp temperature display interface.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

FIG. 1 is a diagram of the application state of the oscillating bar type knob temperature adjusting mechanism of the present invention; FIG. 2 is an exploded view of the rocker type knob temperature adjustment mechanism of the present invention; FIG. 3 is a schematic structural view of the middle rocker type knob temperature adjustment mechanism of the present invention at the original position; FIG. 4 isbase:Sub>A sectional view taken along line A-A of FIG. 3; FIG. 5 is a sectional view taken along line B-B of FIG. 3; FIG. 6 is an enlarged view of portion C of FIG. 4; FIG. 7 is an enlarged view of portion D of FIG. 5; fig. 8 is a schematic structural view of the middle rocker type knob temperature adjusting mechanism of the present invention in a clockwise rotation state; fig. 9 is a schematic structural view of the middle rocker type knob temperature adjustment mechanism of the present invention in a counterclockwise rotation state; fig. 10 is a schematic structural view of the fixing base of the present invention; fig. 11 is a schematic structural diagram of the pressure spring positioning seat of the present invention, please refer to fig. 1 to fig. 11, which illustrate a preferred embodiment, which illustrates a rocker type knob temperature adjustment mechanism 1, which is applied to a hair curling device 2, the knob temperature adjustment mechanism 1 includes a PCBA assembly 11, a button mechanism 12, a knob sleeve 13, a pressure spring assembly 14, a fixing seat 15 and a pressure spring positioning seat 16, the PCBA assembly 11 is disposed in the hair curling device 2, the button mechanism 12 is disposed on the PCBA assembly 11, the fixing seat 15 is disposed outside the button mechanism 12, the pressure spring positioning seat 16 is disposed outside the fixing seat 15, the pressure spring assembly 14 is mounted between the fixing seat 15 and the pressure spring positioning seat 16 and connected to the fixing seat 15 and the pressure spring positioning seat 16, the knob sleeve 13 is disposed on the upper end of the pressure spring positioning seat 16, and the pressure spring assembly 14 is used for automatically returning the rotated knob sleeve 13 to an original point position. In this embodiment, referring to fig. 1, the hair straightener 2 comprises an upper handle 21, a lower handle 22, a tail cover 23 for connecting the upper handle 21 and the lower handle 22, the lower handle 22 is connected with the tail cover 23 in a snap-fit manner, the upper handle 21 is connected with the tail cover 23 in a hinged manner, and a power cord 24 passing through the tail cover 23 for connecting with electrical components (such as the PCBA assembly 11, the LED lamp temperature display interface 210, the heating board assembly and the like) in the upper handle 21 and the lower handle 22. One side of the upper handle 21, which is close to the lower handle 22, is provided with an ironing and straightening plate 25 and a handle cover 26, wherein the handle cover 26 is arranged close to the tail cover 23, and the ironing and straightening plate 25 is arranged far away from the tail cover 23.

In the present embodiment, as shown in fig. 2, a power switch 27 is further disposed on the PCBA assembly 11, and as shown in fig. 1, a switch button 28 is further disposed on the handle cover 26 of the lower handle 22, wherein the switch button 28 cooperates with the power switch 27 for controlling the power-on and power-off actions of the hair straightener 2.

The knob temperature adjusting mechanism 1 in this embodiment is disposed in the lower handle 22 and located at the position of the handle cover 26 of the lower handle 22, and a through hole 29 for installing the knob sleeve 13 is formed in the handle cover 26 of the lower handle 22, as shown in fig. 1 and 2.

Referring to fig. 11, a protruding structure 161 is arranged in the middle of the upper end of the pressure spring positioning seat 16, a clamping block 162 is arranged on the outer edge of the protruding structure 161, a clamping groove is formed in the bottom of the inner peripheral wall of the knob sleeve 13, when the pressure spring positioning seat is installed, the protruding structure 161 at the upper end of the pressure spring positioning seat 16 enters the bottom of the knob sleeve 13, and at this time, the clamping block 162 enters the clamping groove to realize clamping connection between the two.

The PCBA assembly 11, the key mechanism 12, the pressure spring assembly 14, the fixing seat 15 and the pressure spring positioning seat 16 in this embodiment are all disposed inside the lower handle 22, and the knob sleeve 13 partially protrudes out of the handle cover 26 of the lower handle 22, which is convenient for rotating the knob sleeve 13, so that the knob sleeve 13 drives the pressure spring positioning seat 16 to rotate, and further triggers the key mechanism 12, wherein the pressure spring positioning seat 16 rotates to extrude a first pressure spring 141 or a second pressure spring 142 in the pressure spring assembly 14 (specifically, the first pressure spring 141 or the second pressure spring 142 can be extruded according to the rotating direction).

When the button mechanism 12 is triggered, the PCBA assembly 11 transmits the information of the sensed usage to the MCU of the product (hair straightener 2), and at the same time, the LED lamp temperature display interface 210 displays the information by the user's selection and control to control the temperature to increase or decrease gradually, which is convenient for the user to observe. After the ideal temperature gear is adjusted, the knob sleeve 13 is loosened by hand, and the PCBA component 11, the fixed seat 15 and the lower handle 22 cover are mutually moved and matched under the action of the pressure spring component 14, so that the automatic reset to the zero starting state is realized, namely the state shown in fig. 3.

The key mechanism 12 in this embodiment is welded to the PCBA component 11, and the fixing base 15 can be fixed to the PCBA component 11 by screws.

Further, as a preferred embodiment, the key mechanism 12 includes a clockwise touch key and an anticlockwise touch key, and the clockwise touch key and the anticlockwise touch key are both provided with the shift lever 121.

Further, as a preferred embodiment, a lower end of the pressure spring positioning seat 16 is provided with a protruding structure 163 for touching the shift lever 121, and the shift lever 121 is located on a rotation path of the protruding structure 163. In this embodiment, referring to fig. 4-5, when the knob sleeve 13 is rotated clockwise, the knob sleeve 13 drives the pressure spring positioning seat 16 to rotate relative to the fixing seat 15, and the protrusion 163 on the pressure spring positioning seat 16 touches the shift lever 121 on the clockwise light-touch button, so as to control the temperature. When the knob sleeve 13 is rotated anticlockwise, the knob sleeve 13 drives the pressure spring positioning seat 16 to rotate anticlockwise, and the protrusion structure 163 on the pressure spring positioning seat 16 touches the shift lever 121 on the anticlockwise light-touch key, so that the temperature is controlled. Whether clockwise or anticlockwise, when the user rotates to the maximum position and looks at the indicated gear jump (displayed through the ED lamp temperature display interface), the user loosens the hand after jumping to the ideal temperature gear, and then the knob sleeve 13 automatically returns to the zero position under the action of the compressed spring assembly 14.

Further, as a preferred embodiment, the upper end of the fixing base 15 is provided with a limiting column 151, the fixing base 15 is provided with two positioning holes 152, and the clockwise touching key and the counterclockwise touching key are disposed in the two positioning holes 152. In this embodiment, referring to fig. 10, the positioning holes 152 are configured to cooperate with the clockwise touch key and the counterclockwise touch key, the clockwise touch key and the counterclockwise touch key are inserted into the two positioning holes 152, so that the clockwise touch key and the counterclockwise touch key can be protected, and the shift rods 121 on the clockwise touch key and the counterclockwise touch key protrude from the positioning holes 152.

Further, as a preferred embodiment, a pressure spring mounting bracket 164 is disposed at an upper end of the pressure spring positioning seat 16, two sides of the pressure spring mounting bracket 164 are provided with a yielding hole 165 penetrating through the pressure spring positioning seat 16, one end of the pressure spring mounting bracket 164 is provided with an arc-shaped limiting hole 166, and the limiting column 151 is partially located in the limiting hole 166 and slidably engaged with the limiting hole 166. Referring to fig. 11, the whole of the pressure spring mounting frame 164 is of a triangular structure, a cylindrical structure is arranged in the middle of the pressure spring mounting frame, a threaded hole is formed in the middle of the cylindrical structure, the abdicating hole 165 is located on two sides of the pressure spring mounting frame 164, the two limiting plates 153 on the fixing seat 15 can penetrate the abdicating hole 165 and be located on the upper side of the pressure spring positioning seat 16, the limiting hole 166 is arc-shaped, specific size can be selected as required, and rotation operation of any limiting angle position within a range of 0-90 degrees clockwise or counterclockwise of the pressure spring positioning seat 16 can be achieved.

Further, as a preferred embodiment, the compressed spring assembly 14 includes a first compressed spring 141 and a second compressed spring 142, two limiting plates 153 are disposed at the upper end of the fixing seat 15, a first positioning post 154 is disposed on each limiting plate 153, each limiting plate 153 passes through the yielding hole 165, two second positioning posts 167 are disposed on the compressed spring mounting frame 164, and two ends of the first compressed spring 141 and two ends of the second compressed spring 142 are fixed by the first positioning posts 154 and the second positioning posts 167. In the embodiment, referring to fig. 10 and 11, the two position-limiting plates 153 and the position-limiting columns 151 are disposed in an equilateral triangle, and the two positioning holes 152 are disposed between the position-limiting columns 151 and the two position-limiting plates 153. The side of the limiting plate 153 facing the limiting column 151 is fixedly provided with a first positioning column 154, wherein the first positioning column 154 is used for matching with a second positioning column 167 to realize the installation of the first pressure spring 141 or the second pressure spring 142, during the installation, one end of the first pressure spring 141 or the second pressure spring 142 is sleeved outside the first positioning column 154, and the other end of the first pressure spring 141 or the second pressure spring 142 is sleeved outside the second positioning column 167. The first pressure spring 141 and the second pressure spring 142 may be connected to the first positioning column 154 and the second positioning column 167 by welding. When the knob sleeve 13 is rotated clockwise, the pressure spring positioning seat 16 rotates clockwise, one second positioning column 167 on the pressure spring mounting frame 164 stretches the first pressure spring 141, the other second positioning column 167 extrudes the second pressure spring 142, and after the knob sleeve 13 is loosened, the pressure spring positioning seat 16 automatically returns to the original position under the action of the second pressure spring 142. Similarly, when the knob sleeve 13 is rotated counterclockwise, the pressure spring positioning seat 16 rotates counterclockwise, one second positioning column 167 on the pressure spring mounting frame 164 extrudes the first pressure spring 141, the other second positioning column 167 stretches the second pressure spring 142, and after the knob sleeve 13 is loosened, the pressure spring positioning seat 16 automatically returns to the original point position under the action of the first pressure spring 141.

Further, as a preferred embodiment, the knob sleeve 13 is disposed outside the hair curler 2, the lower end of the knob sleeve 13 penetrates through the casing of the hair curler 2 and is connected with the pressure spring positioning seat 16, and the outer edge of the upper end of the knob sleeve 13 is provided with a toggle block 131. In this embodiment, the knob sleeve 13 is specifically arranged outside the handle cover 26 on the lower handle 22 of the hair straightener 2. Wherein, when the initial position, namely when not rotating the knob sleeve 13, the dialing block 131 is in the original position, and the dialing block 131 is arranged to facilitate the user to dial the knob sleeve 13 to rotate with the finger.

Further, as a preferred embodiment, the pressing device further comprises a knob sleeve fixing seat 17, the upper end of the knob sleeve 13 is provided with the knob sleeve fixing seat 17, and the knob sleeve fixing seat 17 is connected with the pressure spring positioning seat 16 through a connecting member. In this embodiment, referring to fig. 2, the knob sleeve fixing seat 17 is detachably disposed at the upper end of the knob sleeve 13, the connecting member may be a screw or a threaded rod, and the connecting member is used for being in threaded connection with a threaded hole on the cylindrical structure in the middle of the pressure spring mounting frame 164, so as to connect the knob sleeve fixing seat 17 with the pressure spring positioning seat 16, and the knob sleeve 13 can be fixed and quickly detached from the knob sleeve 13 by detaching the connecting member.

The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.

Claims (8)

1. The utility model provides a pendulum rod formula knob temperature regulating mechanism, uses on the straight hair ware of book, a serial communication port, knob temperature regulating mechanism includes PCBA subassembly, button mechanism, knob cover, pressure spring subassembly, fixing base and pressure spring positioning seat, the PCBA subassembly is located in the straight hair ware of book, be equipped with on the PCBA subassembly button mechanism, the outside of button mechanism is equipped with the fixing base, the outside of fixing base is equipped with the pressure spring positioning seat, the pressure spring unit mount be in between the fixing base with between the pressure spring positioning seat and with the fixing base with the pressure spring positioning seat is connected, the upper end of pressure spring positioning seat is equipped with the knob cover, the pressure spring subassembly is used for after will rotating knob cover is automatic to return to the original position.

2. The rocker knob thermostat of claim 1 wherein the button mechanism includes a clockwise jog button and an counterclockwise jog button, the clockwise jog button and the counterclockwise jog button each having a toggle lever.

3. The rocker knob thermostat according to claim 2, wherein the lower end of the pressure spring positioning seat is provided with a protrusion for contacting the lever, and the lever is located on a rotation path of the protrusion.

4. The rocker knob temperature adjustment mechanism according to claim 2, wherein the upper end of the holder has a position-limiting post, the holder has two positioning holes, and the clockwise tactile button and the counterclockwise tactile button are disposed in the two positioning holes.

5. The swing rod type knob temperature adjusting mechanism according to claim 4, wherein a pressure spring mounting bracket is provided at an upper end of the pressure spring positioning seat, a yielding hole penetrating through the pressure spring positioning seat is provided at both sides of the pressure spring mounting bracket, an arc-shaped limiting hole is provided at one end of the pressure spring mounting bracket, and the limiting post portion is located in the limiting hole and slidably engaged with the limiting hole.

6. The swing rod type knob temperature adjusting mechanism according to claim 5, wherein the pressure spring assembly comprises a first pressure spring and a second pressure spring, two limiting plates are disposed at the upper end of the fixing seat, a first positioning column is disposed on each limiting plate, each limiting plate passes through the yielding hole, two second positioning columns are disposed on the pressure spring mounting frame, and two ends of the first pressure spring and two ends of the second pressure spring are fixed through the first positioning column and the second positioning column.

7. The rocker-type knob temperature adjusting mechanism according to claim 5, wherein the knob sleeve is arranged outside the hair straightener, the lower end of the knob sleeve penetrates through the shell of the hair straightener and is connected with the pressure spring positioning seat, and the outer edge of the upper end of the knob sleeve is provided with a shifting block.

8. The rocker knob attemperation mechanism of claim 7 further comprising a knob sleeve holder, wherein said knob sleeve holder is disposed at an upper end of said knob sleeve and is connected to said pressure spring holder by a connector.

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