Adjusting mechanism for water-light oxygen injection instrument

Abstract

The utility model discloses an adjusting mechanism for a water-light oxygen injection instrument, which comprises a switch button, a connecting sleeve and an encoder, and the switch button is connected with the encoder through the connecting sleeve; the connecting sleeve comprises an inner connecting sleeve body and an outer connecting sleeve body arranged on the outer side of the inner connecting sleeve body in a sleeving mode, and the inner connecting sleeve body is in sliding fit with the outer connecting sleeve body. The two ends of the inner connecting sleeve are fixedly connected with the switch button and a rotating shaft of the encoder respectively, and the switch button, the inner connecting sleeve and the rotating shaft rotate synchronously. By adopting a mechanical combination mode, the encoder and the rotary switch are combined to form a novel multifunctional combination switch with integrated function and operation, so that the assembly space is greatly reduced, complex connecting lines are avoided, the use environment of the water-light oxygen injection instrument is better met, invisible faults are greatly reduced, the service life is prolonged, and the cost is reduced. And the humanized design degree of the product is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of atomization devices, in particular to an adjusting mechanism for a water-light oxygen injection instrument. Background Art

[0002] The water-light oxygen injection device is a device that processes liquid and sprays atomized oxygen and liquid onto the skin surface through high pressure, allowing the skin to absorb more oxygen and matching liquid nutrients to achieve a beauty effect.

[0003] Most existing water-light oxygen injection instruments use encoders and rotary switches to control the movement. In the prior art, these two electronic components are mostly used separately and are connected to each other through lines. However, these two components require a large panel space, and the line connection is troublesome. The positions of the two components affect the connection line, making the line connection complicated; they occupy more space inside the water-light oxygen injection instrument, and the space utilization rate is not high.

[0004] Since it occupies a lot of assembly space, the entire device is large in size and is not convenient to carry outdoors or use during travel.

[0005] The utility model provides an adjustment mechanism, which combines two component switches, an encoder and a rotary switch, in a mechanical combination mode to form a novel multifunctional combination switch with integrated functional operation, avoiding complex connection lines and greatly reducing assembly space. Utility Model Content

[0006] The utility model aims to provide an adjusting mechanism for a water light oxygen injection instrument.

[0007] In order to achieve the above-mentioned utility model object, the technical solution adopted by the utility model is: an adjustment mechanism for a water light oxygen injection instrument, including a switch button, a connecting sleeve and an encoder, the switch button is connected to the encoder through the connecting sleeve;

[0008] The connecting sleeve comprises an inner connecting sleeve and an outer connecting sleeve sleeved outside the inner connecting sleeve, and the inner connecting sleeve and the outer connecting sleeve are slidably matched;

[0009] The two ends of the inner connecting sleeve are fixedly connected to the switch button and the rotating shaft of the encoder respectively, and the switch button, the inner connecting sleeve and the rotating shaft rotate synchronously.

[0010] The switch button selects to drive the rotating shaft of the encoder to rotate, generating a pulse signal, which is read by the MCU of the mainboard and outputs a corresponding instruction;

[0011] The switch button selects to drive the radial back and forth movement of the rotary shaft switch button of the encoder, and the internal contacts of the encoder are closed or disconnected to generate a signal, which is read by the MCU of the mainboard and outputs a corresponding instruction.

[0012] Preferably, at least one first annular groove is opened on the outer periphery of the outer connecting sleeve, and a first O-ring is placed in the first annular groove; a limiting shell is installed on the outer side of the outer connecting sleeve, and the outer connecting sleeve and the limiting shell are prevented from rotating by interference fitting through the first O-ring.

[0013] Preferably, at least one second annular groove is formed on the outer periphery of the inner connecting sleeve, and a second O-ring is placed in the second annular groove.

[0014] Preferably, the encoder comprises a cover plate, a base and a rotating shaft; the cover plate and the base are buckled with each other to form an inner cavity for accommodating the positioning plate, the gear, the contact plate and the terminal;

[0015] The terminal is electrically connected to the contact piece and fixed in the base, one end of the rotating shaft is installed in the inner cavity, and the other end extends out of the cover piece and is connected to the connecting sleeve; the gear sleeve is arranged on one end of the rotating shaft installed on the base, and the positioning piece is fixed to the inner wall of the inner cavity and coupled with the gear;

[0016] The rotating shaft drives the gear to rotate and make contact with the contact piece to form a pulse signal output from the terminal;

[0017] The rotating shaft is driven to perform reciprocating motion and switches between contact and non-contact states with the terminal.

[0018] Preferably, a spring sheet is also installed in the inner cavity, and the spring sheet is installed at the bottom end of the rotating shaft and elastically stops at the rotating shaft, and the spring sheet drives the rotating shaft and the switch button to realize the press rebound function.

[0019] Preferably, an elastic member is further installed in the outer connecting sleeve, the elastic member is in a compressed state and two ends of the elastic member are respectively in contact with the inner wall of the outer connecting sleeve and the end of the inner connecting member.

[0020] More preferably, the elastic member is a spring; the spring in a compressed state is sleeved on the rotating shaft.

[0021] Preferably, the switch button has a clamping portion extending radially from the side in contact with the inner connecting sleeve.

[0022] A limiting portion is provided in the inner connecting sleeve corresponding to the clamping portion, and the clamping portion extends into the matching limiting portion to achieve limiting;

[0023] The limiting portion is a groove-shaped structure opened along the circumference of the inner wall of the inner connecting sleeve;

[0024] The clamping portion comprises a flat insertion portion, and one end of the insertion portion away from the switch button is provided with a clamping foot protruding outward.

[0025] Preferably, the locking pin of the insertion portion is buckled into the limiting portion.

[0026] Wherein, the clamping foot is an elastic clamping foot which gradually expands outwards in a direction away from the switch button.

[0027] Preferably, a matching limiting surface is further provided at one end of the inner connecting sleeve close to the switch button corresponding to the clamping portion, and the clamping portion can slide along the limiting surface and be clamped into the limiting portion.

[0028] When the engaging portion is engaged with the limiting portion, the limiting surface abuts against the inserting portion to achieve rotation prevention.

[0029] Wherein, the outer side surface of the clamping foot forms a gradually shrinking guide surface in a direction away from the switch button. The guide surface of the clamping foot can slide along the limiting surface and be clamped into the limiting part.

[0030] Preferably, the inserting portion is flat, and the outer surface of the clamping foot is a curved surface.

[0031] Preferably, the side of the inner connecting sleeve in contact with the rotating shaft is fixed by screws.

[0032] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0033] 1. The utility model provides an adjustment mechanism, which adopts a mechanical combination method to combine the encoder and the rotary switch to form a new multifunctional combination switch with integrated functions and operations, which greatly reduces the assembly space, optimizes the structure and space design, and reserves more space for the internal structure of the water light oxygen injection instrument to achieve functional expansion;

[0034] 2. The utility model provides a new multifunctional combination switch integrating an adjustment mechanism, an encoder and a rotary switch. It has a simple and compact structure, avoids complex connection lines, is more suitable for the use environment of a water-light oxygen injection instrument, greatly reduces invisible faults, increases its service life, and improves the humanized design of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a structural schematic diagram of the adjustment mechanism of the utility model;

[0036] Figure 2 It is a structural schematic diagram of the connecting sleeve in the utility model;

[0037] Figure 3 It is a cross-sectional view of an exploded view of the adjustment mechanism of the utility model;

[0038] Figure 4 The structure of the switch button in the utility model is shown in FIG. Figure 1 ;

[0039] Figure 5 The structure of the switch button in the utility model is shown in FIG. Figure 2 ;

[0040] Figure 6 The structure of the switch button in the utility model is shown in FIG. Figure 3 ;

[0041] Figure 7 This is a schematic diagram of the structure of the foreign and domestic connecting sleeves of the utility model;

[0042] Figure 8 This is a schematic diagram of the structure of the inner connecting sleeve in the utility model;

[0043] Fig. 9 It is a structural schematic diagram of the encoder in the utility model;

[0044] Fig.10 It is a cross-sectional view of the encoder in the utility model;

[0045] Among them: 1. switch button; 2. connecting sleeve; 3. encoder; 4. inner connecting sleeve; 5. outer connecting sleeve; 6. first annular groove; 7. rotating shaft; 8. engaging part; 9. limiting part; 10. inserting part; 11. clamping foot; 12. limiting surface; 13. guide surface; 14. notch; 15. second annular groove; 16. base; 17. cover plate; 18. gear; 19. terminal; 20. spring piece; 21. contact piece. DETAILED DESCRIPTION

[0046] In order to more clearly understand the above-mentioned purposes, features and advantages of the utility model, the utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. These drawings are all simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner. Therefore, they only show the structures related to the utility model. It should be noted that the embodiments in this application and the features in the embodiments can be combined with each other without conflict.

[0047] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0048] Example 1

[0049] The utility model discloses an adjustment mechanism for a water-light oxygen injection instrument, comprising a switch button 1, a connecting sleeve 2 and an encoder 3, wherein the switch button 1 is connected to the encoder 3 via the connecting sleeve 2; the switch button 1 is a disc-shaped knob, and a plurality of notches 14 are provided on its side wall to increase the friction between the switch button 1 and the fingers during rotation to avoid slipping; the encoder 3 is fixed on a key plate.

[0050] The connecting sleeve 2 includes an inner connecting sleeve 4 and an outer connecting sleeve 5 sleeved on the outer side of the inner connecting sleeve 4, and the inner connecting sleeve 4 and the outer connecting sleeve 5 are slidably matched; a first annular groove 6 is provided on the outer periphery of the outer connecting sleeve 5, and a first O-ring is placed in the first annular groove 6; a limit housing is installed on the outer side of the outer connecting sleeve 5, and the outer connecting sleeve 5 and the limit housing are prevented from rotating by interference fitting with the first O-ring. At least one second annular groove 15 is provided on the outer periphery of the inner connecting sleeve 4, and a second O-ring is placed in the second annular groove 15, and the inner connecting sleeve 4 and the outer connecting sleeve 5 are not prevented from rotating by interference fitting with the second O-ring, that is, the inner connecting sleeve 4 is driven to slidably match with the outer connecting sleeve 5.

[0051] The two ends of the inner connecting sleeve 4 are fixedly connected to the switch button 1 and the rotating shaft 7 of the encoder 3 respectively, and the switch button 1, the inner connecting sleeve 4 and the rotating shaft 7 rotate synchronously. The encoder 3 includes a cover sheet 17, a base 16 and a rotating shaft 7; the cover sheet 17 and the base 16 are interlocked to form an inner cavity for accommodating a positioning sheet, a gear 18, a contact sheet 21 and a terminal 19; the terminal 19 is electrically connected to the contact sheet 21 and fixed in the base 16, one end of the rotating shaft 7 is installed in the inner cavity, and the other end extends out of the cover sheet 17 and is connected to the connecting sleeve 2; the gear 18 is sleeved on one end of the rotating shaft 7 installed on the base 16, the positioning sheet is fixed to the inner wall of the inner cavity and coupled with the gear 18; the rotating shaft 7 drives the gear 18 to rotate and indirectly contacts the contact sheet 21 to form a pulse signal output from the terminal 19; a spring sheet 20 is also installed in the inner cavity, the spring sheet 20 is installed at the bottom end of the rotating shaft 7 and elastically stops at the rotating shaft 7, and the spring sheet 20 drives the rotating shaft 7, the internal connecting member and the switch button 1 to realize the pressing rebound function. The rotating shaft 7 is driven to perform reciprocating motion, switching between the contact state and the non-contact state with the terminal 19.

[0052] The switch button 1 selectively drives the rotary shaft 7 of the encoder 3 to move radially back and forth, and the contacts of the encoder 3 are closed or disconnected to generate a signal, which is read by the MCU of the main board and outputs a corresponding instruction; the functions of turning on and off the water light oxygen injection instrument, gear adjustment, and cleaning gear can be realized.

[0053] The side of the inner connecting sleeve 4 that contacts the rotating shaft 7 is fixed by screws; the side of the switch button 1 that contacts the inner connecting sleeve 4 has a clamping portion 8 extending radially therefrom; a limiting portion 9 is provided in the inner connecting sleeve 4 corresponding to the clamping portion 8, and the clamping portion 8 extends into the matching limiting portion 9 to achieve limiting; the limiting portion 9 is a groove structure provided along the circumference of the inner wall of the inner connecting sleeve 4; the clamping portion 8 includes a flat insertion portion 10, and the end of the insertion portion 10 away from the switch button 1 is formed with a clamping foot 11 protruding outward.

[0054] The foot 11 of the insertion part 10 is buckled into the limiting part 9. The foot 11 is an elastic foot 11 that gradually expands outward in the direction away from the switch button 1. The end of the inner connecting sleeve 4 close to the switch button 1 corresponds to the engaging part 8 and is also provided with a matching limiting surface 12, and the engaging part 8 can slide along the limiting surface 12 and be engaged in the limiting part 9. When the engaging part 8 is engaged with the limiting part 9, the limiting surface 12 abuts against the insertion part 10 to achieve anti-rotation. The outer side surface of the foot 11 forms a gradually shrinking guide surface 13 in the direction away from the switch button 1. The guide surface 13 of the foot 11 can slide along the limiting surface 12 and be engaged in the limiting part 9. The insertion part 10 is flat, and the outer surface of the foot 11 is an arc surface. When the clamping foot 11 is clamped into the groove structure of the limiting portion 9, the contact area between the clamping foot 11 and the limiting portion 9 is increased, thereby increasing the stability of the synchronous rotation of the switch button 1, the inner connecting sleeve 4 and the rotating shaft 7.

[0055] The switch button 1 selectively drives the rotating shaft 7 of the encoder 3 to rotate, generating a pulse signal; a positive pulse signal is generated when rotating clockwise, and a reverse pulse signal is generated when rotating counterclockwise. These two pulse signals are read by the MCU of the mainboard and output corresponding instructions.

[0056] Example 2

[0057] The difference between this embodiment and embodiment 1 is that:

[0058] An elastic member is also installed in the outer connection sleeve 5. The elastic member is in a compressed state and its two ends are respectively in contact with the inner wall of the outer connection sleeve 5 and the end of the inner connection member. The elastic member is a spring; the spring in a compressed state is sleeved on the rotating shaft 7 and elastically stops at the inner connection member; the spring drives the inner connection member, the switch button 1 and the rotating shaft 7 to realize the pressing and rebounding function.

[0059] Example 3

[0060] The difference between this embodiment and embodiment 1 is that:

[0061] The inner connecting member is fixedly connected to the switch button 1 by screws.

[0062] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0063] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood by specific circumstances.

[0064] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only embodiment.

[0065] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to the above embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the above embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An adjustment mechanism for a water-light oxygen injection instrument, characterized in that: It comprises a switch button (1), a connecting sleeve (2) and an encoder (3), wherein the switch button (1) is connected to the encoder (3) via the connecting sleeve (2); The connecting sleeve (2) comprises an inner connecting sleeve (4) and an outer connecting sleeve (5) sleeved on the outer side of the inner connecting sleeve (4), and the inner connecting sleeve (4) and the outer connecting sleeve (5) are slidably matched; The two ends of the inner connecting sleeve (4) are respectively fixedly connected to the switch button (1) and the rotating shaft (7) of the encoder (3); the switch button (1), the inner connecting sleeve (4) and the rotating shaft (7) rotate synchronously.

2. The regulating mechanism for a water-light oxygen injection instrument as claimed in claim 1, characterized in that: At least one first annular groove (6) is formed on the outer periphery of the outer connecting sleeve (5), and a first O-ring is placed in the first annular groove (6); a limit housing is installed on the outer side of the outer connecting sleeve (5), and the outer connecting sleeve (5) and the limit housing are prevented from rotating by interference fitting through the first O-ring.

3. The regulating mechanism for a water-light oxygen injection instrument as claimed in claim 1, characterized in that: At least one second annular groove (15) is formed on the outer periphery of the inner connecting sleeve (4), and a second O-ring is placed in the second annular groove (15).

4. The regulating mechanism for a water-light oxygen injection instrument as claimed in claim 1, characterized in that: The encoder (3) comprises a cover plate (17), a base (16) and the above-mentioned rotating shaft (7); the cover plate (17) and the base (16) are interlocked to form an inner cavity for accommodating a positioning plate, a gear (18), a contact plate (21) and a terminal (19); The terminal (19) is electrically connected to the contact piece (21) and fixed in the base (16); one end of the rotating shaft (7) is installed in the inner cavity, and the other end extends out of the cover piece (17) and is connected to the connecting sleeve (2); the gear (18) is sleeved on one end of the rotating shaft (7) installed on the base (16); the positioning piece is fixed to the inner wall of the inner cavity and coupled with the gear (18); The rotating shaft (7) drives the gear (18) to rotate and contacts with the contact piece (21) to form a pulse signal output from the terminal (19); The rotating shaft (7) is driven to perform reciprocating motion and switches between contact and non-contact states with the terminal (19).

5. The regulating mechanism for a water-light oxygen injection instrument as claimed in claim 4, characterized in that: A spring sheet (20) is also installed in the inner cavity. The spring sheet (20) is installed at the bottom end of the rotating shaft (7) and elastically stops at the rotating shaft (7). The spring sheet (20) drives the rotating shaft (7) and the switch button (1) to realize a press-and-rebound function.

6. The regulating mechanism for a water-light oxygen injection instrument as claimed in claim 1, characterized in that: An elastic member is also installed in the outer connecting sleeve (5), the elastic member is in a compressed state and its two ends are respectively in contact with the inner wall of the outer connecting sleeve (5) and the end of the inner connecting member.

7. The regulating mechanism for a water-light oxygen injection instrument as claimed in claim 1, characterized in that: The side of the switch button (1) that contacts the inner connecting sleeve (4) has a snap-fit ​​portion (8) extending radially therefrom. A limiting portion (9) is provided in the inner connecting sleeve (4) corresponding to the clamping portion (8), and the clamping portion (8) extends into the matching limiting portion (9) to achieve limiting; The limiting portion (9) is a groove-shaped structure opened along the circumference of the inner wall of the inner connecting sleeve (4); The engaging portion (8) comprises a flat insertion portion (10), and one end of the insertion portion (10) away from the switch button (1) is provided with a clamping foot (11) protruding outward.

8. The regulating mechanism for a water-light oxygen injection instrument as claimed in claim 7, characterized in that: The clamping foot (11) of the insertion portion (10) is hooked into the limiting portion (9).

9. The regulating mechanism for a water-light oxygen injection instrument as claimed in claim 7, characterized in that: The end of the inner connecting sleeve (4) close to the switch button (1) is also provided with a matching limiting surface (12) corresponding to the locking portion (8), and the locking portion (8) can slide along the limiting surface (12) and lock into the limiting portion (9).

10. The regulating mechanism for a water-light oxygen injection instrument as claimed in claim 8, characterized in that: The insertion portion (10) is flat, and the outer surface of the clamping foot (11) is a curved surface.

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