Rotary pressing type gear switch and juicer

Abstract

The utility model relates to the technical field of control switches, and discloses a rotary push type gear switch and a juicer, the rotary push type gear switch comprises a housing, a knob assembly and a button assembly, a plurality of gear contact sheets are annularly distributed on the housing, the knob assembly is rotatably arranged on the housing along the circumferential direction of the knob assembly, and the button assembly is arranged on the housing. The knob assembly is provided with rotary contact pieces corresponding to the gear contact pieces, and external force drives the rotary contact pieces to rotate synchronously through the knob assembly so that the rotary contact pieces can make contact with the gear contact pieces of different gears. The button assembly is connected to the knob assembly in a sliding mode in the axial direction of the button assembly, the rotary contact piece is arranged in a sliding mode in the axial direction of the knob assembly, and a first elastic piece is arranged between the rotary contact piece and the shell. According to the utility model, the functions of gear adjustment by the knob and switch control by the button can be realized at the same time, the on-off of the product at any gear is realized through the button, the functions are diversified, different control requirements of users are met, the operation is simple, and the use experience is good; the switch is compact in structure and small in occupied space.

Description

TECHNICAL FIELD

[0001] The utility model relates to control switch technical field, specifically, relates to a kind of rotation press type gear switch and juicer. BACKGROUND

[0002] Now product gear switch, one is only rotating gear to realize product on-off;Another is through press switch to realize product on-off, cannot realize the function of adjusting gear, function is relatively single, cannot satisfy different control needs;Among them, rotating gear switch, knob is generally in the form of a fixed direction (clockwise or counterclockwise) as the direction of adjusting gear, the opposite direction is the direction of adjusting gear, the zero position of rotation start is generally the position of closing power-off, when knob needs to be closed power-off in a gear, knob needs to be rotated to zero position in the direction of adjusting gear, i.e. in the process of closing, gear needs to be adjusted to small gear step by step, and then closed, cannot be closed immediately in a gear, use is limited;In some existing juicers, mixers, blenders and other appliances with rotating gear switch, cannot realize the function of closing immediately and stopping in the current rotating gear through a rotating gear switch, and the use experience is poor. SUMMARY

[0003] To solve at least one aspect of the above problems, the utility model provides a kind of rotation press type gear switch, comprising: shell, knob assembly and button assembly, the shell is annularly distributed with several gear contacts, the knob assembly is rotationally arranged on the shell along the circumferential direction of itself, the knob assembly is provided with rotating contact corresponding to the gear contact, external force is driven rotating contact synchronous rotation by the knob assembly, to make rotating contact contact the gear contact of different gear;The button assembly is slidably connected on the knob assembly along the axial direction of itself, the rotating contact is slidably arranged along the axial direction of the knob assembly, first elastic member is arranged between the rotating contact and the shell, the button assembly has opening power-on state and closing power-off state by switching by pressing, in the closing power-off state, rotating contact is driven to slide and disengage the gear contact of current gear by the elastic force of first elastic member;Switch to the opening power-on state, external force presses the button assembly, the button assembly drives rotating contact to slide and contact the gear contact of current gear;The rotation press type gear switch of the utility model can realize the function of knob adjusting gear and button control switch simultaneously, and realize the on-off of product in any gear by button, function is various, meet different control needs of user, simple operation, and good use experience;Switch structure is compact, and occupies small space.

[0004] Further, the button assembly is provided with a press self-locking mechanism for axially self-locking the rotating contact piece in the open power-on state.

[0005] Further, the button assembly comprises a button, the press self-locking mechanism comprises a connecting sleeve and a connecting column movably sleeved in the connecting sleeve, the connecting column is axially slidable and circumferentially rotatable relative to the connecting sleeve, the knob assembly is provided with a mounting cavity, the connecting sleeve is axially slidably arranged in the mounting cavity, one end of the connecting sleeve is connected with the button, the other end of the connecting sleeve is sleeved with the connecting column, a second elastic member is arranged between the connecting column and the rotating contact piece, a first tooth portion is annularly arranged on one end of the connecting sleeve close to the connecting column, a second tooth portion is arranged on one end of the connecting column corresponding to the first tooth portion, a first limiting protrusion is arranged on the connecting sleeve, a second limiting protrusion is arranged on the connecting column, a plurality of convex strips are annularly arranged on the inner wall of the mounting cavity, one end of the convex strip is provided with a slope corresponding to the second tooth portion, a first sliding groove slidably matched with the first limiting protrusion and a second sliding groove slidably matched with the second limiting protrusion are arranged between the plurality of convex strips, and the groove width of the second sliding groove is greater than the groove width of the first sliding groove.

[0006] Further, a third elastic member is arranged between the button and the knob assembly, a first limiting buckle is arranged on the button, and the shell comprises a fixed frame provided with a second limiting buckle corresponding to the first limiting buckle.

[0007] Further, the knob assembly comprises a knob and a rotating sleeve, the knob and the rotating sleeve are connected and synchronously rotated, the mounting cavity is arranged in the rotating sleeve, the third elastic member abuts between the knob and the button, a limiting groove corresponding to the rotating contact piece is arranged on the rotating sleeve along the axial direction of the rotating sleeve, and the rotating contact piece is slidably arranged in the limiting groove.

[0008] Further, the knob rotating sleeve is arranged outside the button and the fixed frame, a plurality of elastic abutting portions are arranged at the outer edge of the fixed frame, the elastic abutting portions abut on the knob, the elastic abutting portions are provided with arc surfaces for abutting with the knob, and the plurality of elastic abutting portions are annularly and equidistantly distributed.

[0009] Further, the button is rotatably connected with the connecting sleeve, a buckle portion is arranged on the button, a clamping block corresponding to the buckle portion is arranged on the connecting sleeve, and a fourth elastic member is arranged between the connecting sleeve and the knob assembly.

[0010] Further, the shell is provided with a positioning sliding block, the fifth elastic member is arranged between the positioning sliding block and the shell, the rotary knob assembly is provided with positioning grooves corresponding to different gears, and the positioning sliding block falls into the corresponding positioning groove under the elastic force of the fifth elastic member and is positioned.

[0011] Further, the two ends of the rotary contact piece are respectively provided with a first contact point and a second contact point, the gear contact piece includes a first gear contact piece, a second gear contact piece and a third gear contact piece, the rotary contact piece has a first gear and a second gear in the rotation process, when the rotary contact piece rotates to the first gear, the first contact point is in contact with the first gear contact piece, and the second contact point is in contact with the second gear contact piece, when the rotary contact piece rotates to the second gear, the first contact point is in contact with the third gear contact piece, and the second contact point is in contact with the second gear contact piece.

[0012] Compared with the prior art, the rotary pressing type gear switch can realize the functions of rotary knob adjustment and button control at the same time, realizes on-off of the product at any gear through the button, is various in function, meets different control requirements of users, is simple to operate, has good use experience, is compact in structure, occupies small space, and is convenient to operate.

[0013] In addition, the utility model also provides a juicer, including above-mentioned rotary pressing type gear switch, still include machine body and set up on the rotary blade of machine body, the shell is fixedly arranged on the machine body, the rotary knob assembly is used for controlling the rotating speed gear of rotary blade, the button assembly is used for controlling the energized rotation / de-energized stop of rotary blade, the juicer also has the beneficial effects of the rotary pressing type gear switch, and the redundant description is not given here. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the perspective view of the utility model rotary pressing type gear switch;

[0015] Figure 2 It is the sectional view of the utility model rotary pressing type gear switch in the de-energized state;

[0016] Figure 3 It isFigure 2 Enlarged view of middle A part;

[0017] Figure 4 The cross-sectional view of the rotating press type gear switch of the utility model in opening power-on state;

[0018] Figure 5 For Figure 4 Enlarged view of middle B part;

[0019] Figure 6 The structure schematic diagram of the first gear contact piece part of the rotating press type gear switch of the utility model;

[0020] Figure 7 The structure schematic diagram of the rotating sleeve of the rotating press type gear switch of the utility model;

[0021] Figure 8 The structure schematic diagram of the connecting sleeve part of the rotating press type gear switch of the utility model;

[0022] Figure 9 The structure schematic diagram of the fixed frame of the rotating press type gear switch of the utility model;

[0023] Figure 10 The structure schematic diagram of the positioning sliding block part of the rotating press type gear switch of the utility model;

[0024] The corresponding component name of each reference sign in the figure is: 1 is the shell, 101 is the fixed frame, 1011 is the elastic abutting part, 2 is the gear contact piece, 21 is the first gear contact piece, 22 is the second gear contact piece, 3 is the rotating contact piece, 301 is the first contact point, 302 is the second contact point, 4 is the first elastic member, 50 is the third elastic member, 51 is the button, 511 is the first limiting buckle, 512 is the buckle part, 52 is the connecting sleeve, 521 is the first tooth part, 522 is the first limiting protrusion, 523 is the clamping block, 524 is the fourth elastic member, 53 is the connecting column, 531 is the second tooth part, 532 is the second limiting protrusion, 54 is the second elastic member, 60 is the installation cavity, 61 is the convex strip, 611 is the inclined surface, 612 is the first sliding groove, 613 is the second sliding groove, 62 is the second limiting buckle, 63 is the knob, 64 is the rotating sleeve, 641 is the limiting groove, 7 is the positioning sliding block, 701 is the fifth elastic member, 702 is the positioning groove, 8 is the machine body. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model are described in detail below with reference to the drawings.

[0026] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "upper", "lower" and the like is based on the orientation or position relationship when the product is normally used.

[0027] The terms "first", "second", etc. are used only for the purpose of description and should not be understood as indicating or implying relative importance or implying the number of the technical features indicated.

[0028] Referring to Figures 1-10 The utility model discloses a kind of rotary press type gear switches, comprising: shell 1, knob assembly and button assembly, annularly distribute several gear contacts 2 on shell 1, knob assembly is rotationally arranged on shell 1 along its circumferential direction, rotating contact 3 corresponding with gear contact 2 is provided on knob assembly, external force is rotated by knob assembly to drive rotating contact 3 synchronous rotation, so that rotating contact 3 contacts the gear contact 2 of different gear;Button assembly is slidably connected on knob assembly along its axial direction, rotating contact 3 is slidably arranged along the axial direction of knob assembly, first elastic member 4 is provided between rotating contact 3 and shell 1, button assembly has the opening power-on state and the closing power-off state of switching by pressing, when closing power-off state, rotating contact 3 is slidably separated from the gear contact 2 of current gear by the elastic force of first elastic member 4;Switch to opening power-on state, external force presses button assembly, button assembly drives rotating contact 3 to slide and contact the gear contact 2 of current gear;The utility model rotary press type gear switch can realize the function of knob adjustment gear and button control switch simultaneously, and realize the on-off of product in any gear by button, and it is various, meet the different control needs of user, simple operation, and good use experience;Switch structure is compact, and it occupies small space.

[0029] Referring to Figures 2-8, the button assembly is provided with a press self-locking mechanism for axially self-locking the rotating contact 3 in the open power-on state, so that the button assembly can be kept in the power-on state after being pressed once; the button assembly comprises a button 51, the press self-locking mechanism comprises a connecting sleeve 52 and a connecting column 53 movably sleeved in the connecting sleeve 52, the connecting column 53 can axially slide and circumferentially rotate relative to the connecting sleeve 52, the knob assembly is provided with a mounting cavity 60, the connecting sleeve 52 is axially slidably arranged in the mounting cavity 60, the connecting sleeve 52 synchronously rotates with the knob assembly, one end of the connecting sleeve 52 is connected with the button 51, the other end of the connecting sleeve 52 is sleeved with the connecting column 53, the second elastic member 54 is arranged between the connecting column 53 and the rotating contact 3, the end of the connecting sleeve 52 close to the connecting column 53 is annularly provided with a first tooth portion 521, one end of the connecting column 53 is provided with a second tooth portion 531 corresponding to the first tooth portion 521, the connecting sleeve 52 is provided with a first limiting protrusion 522, the connecting column 53 is provided with a second limiting protrusion 532, the inner wall of the mounting cavity 60 is annularly provided with a plurality of convex strips 61, one end of the convex strip 61 is provided with an inclined surface 611 corresponding to the second tooth portion 531, a first sliding groove 612 slidably matched with the first limiting protrusion 522 and a second sliding groove 613 slidably matched with the second limiting protrusion 532 are arranged between the plurality of convex strips 61, the groove width of the second sliding groove 613 is greater than that of the first sliding groove 612, the button is pressed to switch to the open power-on state, so that the compression elastic force of the second elastic member 54 is increased to push the rotating contact 3 to slide and contact the corresponding gear contact 2, when switching to the closed power-off state, the second elastic member 54 and the rotating contact 3 are reset, at this time, the rotating contact 3 is separated from the corresponding gear contact 2; the button is pressed once in the open power-on state, at this time, the open power-on state is switched to the closed power-off state, the button is pressed again to switch the closed power-off state back to the open power-on, which is convenient to operate; the principle of the press self-locking mechanism is similar to that of the press self-locking structure of the press type ball pen, which will not be repeated here; the third elastic member 50 is arranged between the button 51 and the knob assembly, the first limiting buckle 511 is arranged on the button 51, the shell 1 comprises a fixed frame 101 fixedly connected with a product using the switch, and the second limiting buckle 62 corresponding to the first limiting buckle 511 is arranged on the fixed frame 101.

[0030] Referring to Figures 2-9The knob assembly comprises a knob 63 and a rotating sleeve 64 connected and synchronously rotated with each other, the mounting cavity 60 is arranged in the rotating sleeve 64, the third elastic member 50 is abutted between the knob 63 and the button 51, the rotating sleeve 64 is provided with a limiting groove 641 corresponding to the rotating contact 3 in the axial direction of the rotating sleeve 64, the rotating contact 3 is slidingly arranged in the limiting groove 641, so that the rotating contact 3 is synchronously rotated with the rotating sleeve 64 and can be axially slid relative to the rotating contact 3 to realize the functions of adjusting the gear and controlling the switch; the knob 63 is rotatably arranged outside the button 51 and the fixed frame 101, the outer edge of the fixed frame 101 is provided with a plurality of elastic abutting portions 1011 abutting on the knob 63, the elastic abutting portions 1011 are provided with arc surfaces abutting on the knob 63, the plurality of elastic abutting portions 1011 are annularly and equidistantly distributed, so that the knob 63 is not easy to be displaced and is smoothly rotated; the fixed frame 101 is made of POM material, has high strength, rigidity and hardness, excellent tensile, impact and bending strength and excellent fatigue resistance, has excellent self-lubricating property and low friction coefficient, is more durable, the knob is smoothly rotated and has good hand feeling, and is prevented from being stuck.

[0031] Referring to Figure 6 , Figure 7 and Figure 10 , the shell 1 is provided with two positioning sliding blocks 7 oppositely arranged; the fifth elastic member 701 is arranged between the positioning sliding block 7 and the shell 1, the knob assembly is provided with positioning grooves 702 corresponding to different gears, the positioning sliding block 7 is positioned in the corresponding positioning groove 702 under the elastic force of the fifth elastic member 701, so that the knob is prevented from being mis-disengaged from the current gear, and the use is reliable; the rotating contact 3 is provided with a first contact 301 and a second contact 302 at two ends thereof, the gear contact 2 comprises a first gear contact 21, a second gear contact 22 and a third gear contact 23; the rotating contact 3 has a first gear and a second gear in the rotating process, when the rotating contact 3 is rotated to the first gear, the first contact 301 is in contact with the first gear contact 21, and the second contact 302 is in contact with the second gear contact 22; when the rotating contact 3 is rotated to the second gear, the first contact 301 is in contact with the third gear contact 23, and the second contact 302 is in contact with the second gear contact 22, and the structure design is reasonable.

[0032] The utility model discloses a rotary press gear switch, can realize the function of rotary knob adjustment gear and button control switch simultaneously, and realize the on-off of product at any gear through button, and the function is various, meets the different control demand of user, and simple operation has good use experience, and the compact structure of switch occupies little space, and press button once in opening power-on state, and opening power-on state will be switched to closing power-off state at this time, and press button again, and close power-off state is switched back to opening power-on, convenient operation, and positioning slider falls into corresponding positioning groove and is positioned under the elastic force of fifth elastic part, avoids the rotary knob from separating from the current gear, and reliable use, and the outer edge of fixed frame is provided with a plurality of elastic abutting portions, and the elastic abutting portion is abutted on the rotary knob, and the elastic abutting portion is provided with the arc surface for abutting with the rotary knob, and a plurality of elastic abutting portions are annularly distributed at equal intervals, so that the rotary knob is not easy to displace, and rotates smoothly.

[0033] Referring to Figure 1 The utility model also provides a juicer, including above-mentioned rotary press gear switch, still include machine body 8 and set up on the rotary blade of machine body 8, shell 1 fixed setting is in machine body 8, rotary knob subassembly is used for controlling the rotating speed gear of rotary blade, button subassembly is used for controlling the power-on rotation / power-off stop of rotary blade, and the juicer also has the beneficial effects of the above-mentioned rotary press gear switch, and the redundant description is not given here.

[0034] The above-mentioned is only the preferred implementation mode of the utility model, and it should be pointed out that, for ordinary skilled person in the art, on the premise of not departing from the technical principle of the utility model, can make a number of improvements and refinements, and these improvements and refinements also should be regarded as the protection scope of the utility model.

Claims

1. A rotary push-type gear switch, characterized in that: include: A housing (1), a knob assembly and a button assembly, wherein a plurality of gear position contacts (2) are distributed in an annular manner on the housing (1), the knob assembly is arranged on the housing (1) in a circumferential direction, and a rotating contact (3) corresponding to the gear position contact (2) is arranged on the knob assembly, and an external force drives the rotating contact (3) to rotate synchronously through the knob assembly so that the rotating contact (3) contacts the gear position contacts (2) of different gears; the button assembly is connected to the knob assembly in a sliding manner along its own axial direction, and the rotating contact (3) rotates along the circumferential direction of the knob assembly. The button assembly is arranged to slide in the axial direction, and a first elastic member (4) is arranged between the rotating contact piece (3) and the housing (1). The button assembly has an on-state and an off-state that can be switched by pressing. In the off-state, the elastic force of the first elastic member (4) drives the rotating contact piece (3) to slide away from the gear contact piece (2) of the current gear; when switching to the on-state, an external force presses the button assembly, and the button assembly drives the rotating contact piece (3) to slide and contact the gear contact piece (2) of the current gear.

2. The rotary push-type gear switch according to claim 1, wherein: The button assembly is provided with a push-to-lock mechanism, and the push-to-lock mechanism is used to axially self-lock the rotating contact piece (3) when the power is turned on.

3. The rotary push-type shift switch according to claim 2, wherein: The button assembly includes a button (51), the push-to-lock mechanism includes a connecting sleeve (52) and a connecting column (53) movably sleeved on the inner side of the connecting sleeve (52), the connecting column (53) can slide axially and rotate circumferentially relative to the connecting sleeve (52), a mounting cavity (60) is provided on the knob assembly, the connecting sleeve (52) is slidably arranged in the mounting cavity (60) along its own axial direction, one end of the connecting sleeve (52) is connected to the button (51), the other end of the connecting sleeve (52) is sleeved on the connecting column (53), a second elastic member (54) is provided between the connecting column (53) and the rotating contact piece (3), and a first tooth portion is provided in an annular manner at one end of the connecting sleeve (52) close to the connecting column (53). (521), one end of the connecting column (53) is provided with a second tooth portion (531) corresponding to the first tooth portion (521), a first limiting protrusion (522) is provided on the connecting sleeve (52), a second limiting protrusion (532) is provided on the connecting column (53), a plurality of convex strips (61) are provided in an annular shape on the inner wall of the mounting cavity (60), one end of the convex strip (61) is provided with an inclined surface (611) corresponding to the second tooth portion (531), a first sliding groove (612) that is slidably matched with the first limiting protrusion (522) and a second sliding groove (613) that is slidably matched with the second limiting protrusion (532) are provided between the plurality of convex strips (61), and the groove width of the second sliding groove (613) is greater than the groove width of the first sliding groove (612).

4. The rotary push-type gear switch according to claim 3, wherein: A third elastic member (50) is provided between the button (51) and the knob assembly, a first position-limiting buckle (511) is provided on the button (51), and the housing (1) comprises a fixing frame (101), and a second position-limiting buckle (62) corresponding to the first position-limiting buckle (511) is provided on the fixing frame (101).

5. The rotary push-type shift switch according to claim 4, wherein: The knob assembly comprises a knob (63) and a rotating sleeve (64), wherein the knob (63) and the rotating sleeve (64) are connected and rotate synchronously, the mounting cavity (60) is arranged in the rotating sleeve (64), the third elastic member (50) abuts between the knob (63) and the button (51), and a limiting groove (641) corresponding to the rotating contact piece (3) is provided on the rotating sleeve (64) along its own axial direction, and the rotating contact piece (3) is slidably placed in the limiting groove (641).

6. The rotary push-type shift switch according to claim 5, wherein: The knob (63) is rotatably sleeved on the outside of the button (51) and the fixing frame (101); a plurality of elastic abutting portions (1011) are provided at the outer edge of the fixing frame (101); the elastic abutting portions (1011) abut against the knob (63); the elastic abutting portions (1011) are provided with an arcuate surface for abutting against the knob (63); and the plurality of elastic abutting portions (1011) are distributed in a circular manner at equal intervals.

7. The rotary push-type gear switch according to claim 3, wherein: The button (51) is rotatably connected to the connecting sleeve (52); a buckle portion (512) is provided on the button (51); a clamping block (523) corresponding to the buckle portion (512) is provided on the connecting sleeve (52); and a fourth elastic member (524) is provided between the connecting sleeve (52) and the knob assembly.

8. The rotary push-type shift switch according to claim 1, wherein: A positioning slider (7) is provided on the housing (1), a fifth elastic member (701) is provided between the positioning slider (7) and the housing (1), and positioning grooves (702) corresponding to different gear positions are provided on the knob assembly. The positioning slider (7) falls into the corresponding positioning groove (702) under the elastic force of the fifth elastic member (701) for positioning.

9. The rotary push-type gear switch according to any one of claims 1 to 8, characterized in that: The two ends of the rotating contact piece (3) are respectively provided with a first contact point (301) and a second contact point (302); the gear contact piece (2) includes a first gear contact piece (21), a second gear contact piece (22) and a third gear contact piece (23); the rotating contact piece (3) has a first gear position and a second gear position during the rotation process; when the rotating contact piece (3) rotates to the first gear position, the first contact point (301) contacts the first gear position contact piece (21), and the second contact point (302) contacts the second gear position contact piece (22); when the rotating contact piece (3) rotates to the second gear position, the first contact point (301) contacts the third gear position contact piece (23), and the second contact point (302) contacts the second gear position contact piece (22).

10. A juicer, characterized in that: It comprises a rotary push-type gear switch as described in any one of claims 1 to 9, and also comprises a body (8) and a rotating blade arranged on the body (8), the shell (1) is fixedly arranged on the body (8), the knob assembly is used to control the speed gear of the rotating blade, and the button assembly is used to control the power-on rotation / power-off stop of the rotating blade.

Images