CN220551277U - Rotating smooth and steady oscillating mechanism - Google Patents
Rotating smooth and steady oscillating mechanism Download PDFInfo
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- CN220551277U CN220551277U CN202321655969.3U CN202321655969U CN220551277U CN 220551277 U CN220551277 U CN 220551277U CN 202321655969 U CN202321655969 U CN 202321655969U CN 220551277 U CN220551277 U CN 220551277U
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- rotating
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- guide groove
- shaped guide
- arc
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- 238000005096 rolling process Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000004378 air conditioning Methods 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000004091 panning Methods 0.000 claims 5
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a smoothly rotating and smooth oscillating mechanism, which comprises an oscillating driving motor and a bearing assembly, wherein the bearing assembly comprises a rotating disc, a fixed disc and a rolling piece; the surface of the rotating disc is provided with an arc-shaped guide groove around the rotating shaft center of the rotating disc, a motor shaft of the head-shaking driving motor penetrates through the arc-shaped guide groove through the crank arm assembly to be in transmission connection with the fixed disc, and when the head-shaking mechanism is used, a motor shell of the head-shaking driving motor is relatively fixed with the rotating disc. The oscillating driving motor of the oscillating mechanism which rotates smoothly and stably drives the crank arm assembly to push and pull the rotating disc to move positively and negatively; the rolling part (preferably ball matching) is adopted between the rotating disc and the fixed disc, so that friction force is reduced, and the rotating knot of the whole rotating disc can be smoother and smoother.
Description
Technical Field
The utility model relates to a head shaking mechanism for an air-conditioning electrical appliance, in particular to a head shaking mechanism which rotates smoothly and stably.
Background
The current air-conditioning appliances mainly comprise fans, heaters, humidifiers, air purifiers or combination products thereof; in order to obtain larger-range air conditioning, the electric appliances are generally additionally provided with a head shaking mechanism, but the current head shaking mechanism is generally poor in bearing capacity, and the rotating position is in sliding friction fit, so that the noise is large. Chinese patent No. CN 110131197A discloses a base structure and a fan in 2019, 8 and 16 days, including a main body portion, the base structure further includes: a first member rotatably provided on the main body portion about a predetermined axis, the first member being provided with a first opening extending in the same direction as the predetermined axis; a second member fixedly disposed relative to the body portion, at least a portion of the second member being disposed through the first aperture such that the first member rotates about the second member; the second component is provided with a second opening for the lead to pass through, and the second opening penetrates through the upper end and the lower end of the second component. In this structure, when the first member and the second member are rotationally engaged, sliding friction is generated between them, resulting in serious wear of parts and loud noise (especially when the load weight is heavy, the friction force greatly increases the wear and the noise influence is more serious).
Disclosure of Invention
The utility model aims to provide the rotating smooth and steady oscillating mechanism which has a simple and reasonable structure and is characterized in that the rotating disc and the fixed disc are in rolling friction fit through the rolling piece, and the abrasion and the noise are small.
The purpose of the utility model is realized in the following way:
the utility model provides a smooth steady mechanism of shaking head rotates, includes driving motor and bearing subassembly of shaking head, its characterized in that: the bearing assembly comprises a rotating disc, a fixed disc and a rolling piece, wherein the rotating disc is supported on the fixed disc through the rolling piece and is in relative rotation fit with the fixed disc; the surface of the rotating disc is provided with an arc-shaped guide groove around the rotating shaft center of the rotating disc, a motor shaft of the head-shaking driving motor penetrates through the arc-shaped guide groove through the crank arm assembly to be in transmission connection with the fixed disc, and when the head-shaking mechanism is used, a motor shell of the head-shaking driving motor is relatively fixed with the rotating disc.
The aim of the utility model can be also solved by adopting the following technical measures:
as a more specific scheme, the rolling element is a ball, more than three ball positioning grooves are uniformly distributed on the bottom surface of the rotating disc, an arc-shaped/annular ball groove is formed in the top surface of the fixed disc at least corresponding to the rotating range of the rotating disc, and the upper part and the lower part of the ball respectively fall into the ball positioning groove and the arc-shaped/annular ball groove. When the rotating disc rotates, the balls are driven to roll in the arc-shaped/annular ball grooves.
As a further scheme, the crank arm assembly comprises a crank and a connecting rod, one end of the crank is in transmission connection with the motor shaft, the other end of the crank is in running fit with one end of the connecting rod, the other end of the connecting rod is in running connection with a pin shaft, and the pin shaft penetrates through the arc-shaped guide groove to be fixedly connected with the fixed disc.
As a further scheme, the arc-shaped guide groove comprises an inner arc-shaped guide groove and an outer arc-shaped guide groove which are concentrically arranged, and the pin shaft and the fixed disc are integrally formed and pass through the inner arc-shaped guide groove; the fixed disk is provided with a guide column corresponding to the outer arc-shaped guide groove, the guide column penetrates through the outer arc-shaped guide groove and then is connected with a screw, and the edge of a nut of the screw extends out of the edge of the outer arc-shaped guide groove.
As a further scheme, the two sides of the pin shaft corresponding to the two ends of the inner arc-shaped guide groove are provided with reinforcing ribs, and the two downward sides of the edge of the inner arc-shaped guide groove are provided with thickening ribs; the top of the outer arc guide groove is provided with a sinking table, and the nut of the screw is positioned in the sinking table.
As a further scheme, a threading hole is formed in the rotating shaft center of the fixed disc, which is opposite to the rotating disc, and the upper end of the threading hole is led out of the top of the rotating disc; the motor casing of the oscillating driving motor and the motion track of the crank arm assembly are positioned outside the orthographic projection range of the threading hole.
As a further scheme, the center of the fixed disk is provided with a hollow shaft, the inner side of the hollow shaft is provided with the threading hole, the center of the rotating disk is provided with a shaft sleeve corresponding to the hollow shaft, and the shaft sleeve is in rotary fit with the hollow shaft sleeve.
As a further scheme, the oscillating mechanism is connected between the air-conditioning electrical appliance and the base, a bottom cover is arranged at the bottom of the air-conditioning electrical appliance, a motor shell of the oscillating driving motor and the rotating disc are connected with the bottom cover, and the fixed disc is connected with the base.
As a further scheme, the motor casing is connected to the upper part of the bottom cover, the rotating disc is connected to the bottom of the bottom cover, the bottom cover is provided with a yielding hole penetrating through the upper side and the lower side of the bottom cover, and the crank arm assembly penetrates through the yielding hole; the bottom of the fixed disc is also provided with a bottom box which is connected with the base.
As a further scheme, the top surface of the base is provided with a positioning groove corresponding to the bottom box, the bottom of the bottom box is provided with a stud, and the stud extends out of the bottom of the base and is connected with a knob; one side of the bottom box is provided with a threading channel which is communicated with the bottom of the fixed disc.
The beneficial effects of the utility model are as follows:
the oscillating driving motor of the oscillating mechanism which rotates smoothly and stably drives the crank arm assembly to push and pull the rotating disc to move positively and negatively; the rolling part (preferably ball matching) is adopted between the rotating disc and the fixed disc, so that friction force is reduced, and the rotating knot of the whole rotating disc can be smoother and smoother.
Drawings
Fig. 1 is a schematic diagram of the structure of the oscillating mechanism of the present utility model.
Fig. 2 is a schematic top view of fig. 1.
Figure 3 is a schematic view of an angularly exploded construction of the support assembly of the present utility model.
Figure 4 is a schematic view of another angularly exploded construction of the support assembly of the present utility model.
Fig. 5 is a schematic diagram of a structure of the oscillating mechanism and the warm air humidifier according to the present utility model.
Fig. 6 is an exploded partial structure view of the warm air humidifier of fig. 5.
Fig. 7 is a schematic view of another angle structure of fig. 6.
Detailed Description
The utility model is further described below with reference to the accompanying drawings and examples:
referring to fig. 1 to 4, a smoothly rotating and rotating oscillating mechanism comprises an oscillating driving motor 2 and a bearing assembly 10, wherein the bearing assembly 10 comprises a rotating disc 4, a fixed disc 5 and rolling elements 1, and the rotating disc 4 is supported on the fixed disc 5 through the rolling elements 1 and is in relative rotating fit with the fixed disc 5; the surface of the rotating disc 4 is provided with an arc-shaped guide groove around the rotating shaft center, a motor shaft 21 of the head-shaking driving motor 2 passes through the arc-shaped guide groove through the crank arm component 3 to be in transmission connection with the fixed disc 5, and when the head-shaking mechanism is used, a motor shell of the head-shaking driving motor 2 is relatively fixed with the rotating disc 4.
The rolling member 1 is a ball, more than three ball positioning grooves 46 (8 ball positioning grooves are provided in this embodiment) are uniformly distributed on the bottom surface of the rotating disc 4, an arc-shaped/annular ball groove 57 (an annular structure is adopted in this embodiment) is provided on the top surface of the fixed disc 5 at least corresponding to the rotation range of the rotating disc 4, and the upper and lower parts of the ball fall into the ball positioning grooves 46 and the arc-shaped/annular ball groove 57, respectively.
The crank arm assembly 3 comprises a crank 31 and a connecting rod 32, one end of the crank 31 is in transmission connection with the motor shaft 21, the other end of the crank 31 is in running fit with one end of the connecting rod 32, the other end of the connecting rod 32 is in running connection with a pin shaft 52, and the pin shaft 52 penetrates through the arc-shaped guide groove to be fixedly connected with the fixed disc 5.
The arc-shaped guide groove comprises an inner arc-shaped guide groove 42 and an outer arc-shaped guide groove 41 which are concentrically arranged, and the pin shaft 52 and the fixed disc 5 are integrally formed and penetrate through the inner arc-shaped guide groove 42; the fixed disk 5 is provided with a guide post 51 corresponding to the outer arc-shaped guide groove 41, the guide post 51 passes through the outer arc-shaped guide groove 41 and then is connected with a screw 55, and the edge of the nut of the screw 55 extends out of the edge of the outer arc-shaped guide groove 41. In this embodiment, the outer arc-shaped guide groove 41 is provided with three sections and is uniformly distributed in a ring shape.
Reinforcing ribs 521 are arranged on two sides of the pin shaft 52 corresponding to the two ends of the inner arc-shaped guide groove 42, and thickened ribs 421 are arranged on two downward sides of the edge of the inner arc-shaped guide groove 42; the top of the outer arc-shaped guide groove 41 is provided with a sinking table 411, and the nut of the screw 55 is positioned in the sinking table 411.
The rotation axis of the fixed disc 5 opposite to the rotation disc 4 is provided with a threading hole 531, and the upper end of the threading hole 531 is led out of the top of the rotation disc 4; the motor housing of the oscillating driving motor 2 and the motion track of the crank arm assembly 3 are positioned outside the orthographic projection range of the threading hole 531. One side of the fixed disk is provided with a wire inlet notch 56.
The center of the fixed disc 5 is provided with a hollow shaft 53, the inner side of the hollow shaft 53 is provided with the threading hole 531, the center of the rotating disc 4 is provided with a shaft sleeve 43 corresponding to the hollow shaft 53, and the shaft sleeve 43 is in sleeve joint rotation fit with the hollow shaft 53.
Referring to fig. 5-7, the oscillating mechanism is connected between the air-conditioning electric appliance 6 and the base 7, a bottom cover 65 is arranged at the bottom of the air-conditioning electric appliance 6, the motor casing of the oscillating driving motor 2 and the rotating disc 4 are connected with the bottom cover 65, and the fixed disc 5 is connected with the base 7. In this embodiment, the air conditioning apparatus 6 is a warm air humidifier, and includes a housing 61, the bottom of the housing 61 is provided with the bottom cover 65, a humidifying device and a warm air device (not shown in the figure) are disposed in the housing, a water tank 62 is disposed at the lower portion of the housing 61, and a warm air outlet 63 and a mist outlet 64 are disposed on the front surface of the housing 61.
The motor casing is connected to the upper part of the bottom cover 65, the rotating disc 4 is connected to the bottom of the bottom cover 65, the bottom cover 65 is provided with a yielding hole 68 penetrating through the upper side and the lower side of the bottom cover 65, and the crank arm assembly 3 penetrates through the yielding hole 68; the bottom of the fixed disc 5 is also provided with a bottom box 8, and the bottom box 8 is connected with the base 7. The top surface of the rotating disc 4 is also provided with an upper connecting column 45, and the upper connecting column 45 is connected with the bottom cover 65 through a connecting piece. The periphery of the rotating disc 4 is provided with a first positioning protrusion 44, the bottom of the bottom cover 65 is provided with an embedded groove corresponding to the rotating disc 4, and the side wall of the embedded groove is provided with a first positioning groove 67 matched with the first positioning protrusion 44.
The top surface of the base 7 is provided with a positioning groove 71 corresponding to the bottom box 8, the bottom of the bottom box 8 is provided with a stud 84, and the stud 84 extends out of the bottom of the base 7 and is connected with a knob 83; one side of the bottom box 8 is provided with a threading channel 81, and the threading channel 81 is communicated with the bottom of the fixed disc 5. The bottom of the fixed disc 5 is provided with a lower connecting column 58, and the bottom box 8 is connected with the lower connecting column 58 through a connecting piece; the fixing plate 5 is provided with the thread entering notch 56 corresponding to the thread passing channel 81. The outer periphery of the fixed disc 5 is provided with a second positioning groove 54, and the bottom box 8 is sleeved outside the fixed disc 5 and is provided with a second positioning protrusion 82 corresponding to the second positioning groove 54.
The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and that various changes and modifications may be effected therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a smoothly rotate steady mechanism of shaking head, includes driving motor (2) and bearing subassembly (10) of shaking head, its characterized in that: the bearing assembly (10) comprises a rotating disc (4), a fixed disc (5) and rolling elements (1), wherein the rotating disc (4) is supported on the fixed disc (5) through the rolling elements (1) and is in relative rotation fit with the fixed disc (5); the surface of the rotating disc (4) is provided with an arc-shaped guide groove around the rotating axle center, a motor shaft (21) of the oscillating drive motor (2) passes through the arc-shaped guide groove through the crank arm assembly (3) to be in transmission connection with the fixed disc (5), and when the oscillating mechanism is used, a motor shell of the oscillating drive motor (2) is relatively fixed with the rotating disc (4);
the rolling elements (1) are balls, more than three ball positioning grooves (46) are uniformly distributed on the bottom surface of the rotating disc (4), arc-shaped/annular ball grooves (57) are formed in the top surface of the fixed disc (5) at least corresponding to the rotating range of the rotating disc (4), and the upper part and the lower part of each ball fall into the ball positioning groove (46) and the arc-shaped/annular ball grooves (57) respectively;
the crank arm assembly (3) comprises a crank (31) and a connecting rod (32), one end of the crank (31) is in transmission connection with the motor shaft (21), the other end of the crank (31) is in rotary fit with one end of the connecting rod (32), the other end of the connecting rod (32) is in rotary connection with a pin shaft (52), and the pin shaft (52) passes through the arc-shaped guide groove to be fixedly connected with the fixed disc (5);
the arc-shaped guide groove comprises an inner arc-shaped guide groove (42) and an outer arc-shaped guide groove (41) which are concentrically arranged, and the pin shaft (52) and the fixed disc (5) are integrally formed and penetrate through the inner arc-shaped guide groove (42); the fixing disc (5) is provided with a guide column (51) corresponding to the outer arc-shaped guide groove (41), the guide column (51) passes through the outer arc-shaped guide groove (41) and then is connected with a screw (55), and the edge of a nail cap of the screw (55) extends out of the edge of the outer arc-shaped guide groove (41);
the head shaking mechanism is connected between an air conditioning electric appliance (6) and a base (7), a bottom cover (65) is arranged at the bottom of the air conditioning electric appliance (6), a motor shell of the head shaking driving motor (2) and the rotating disc (4) are connected with the bottom cover (65), and the fixed disc (5) is connected with the base (7).
2. The smoothly rotating and stationary panning mechanism of claim 1 wherein: reinforcing ribs (521) are arranged on two sides of the pin shaft (52) corresponding to the two ends of the inner arc-shaped guide groove (42), and thickened ribs (421) are arranged on two downward sides of the edge of the inner arc-shaped guide groove (42); the top of the outer arc-shaped guide groove (41) is provided with a sinking table (411), and the nut of the screw (55) is positioned in the sinking table (411).
3. The smoothly rotating and stationary panning mechanism of claim 1 wherein: the rotating shaft center of the fixed disc (5) opposite to the rotating disc (4) is provided with a threading hole (531), and the upper end of the threading hole (531) is led out of the top of the rotating disc (4); the motor shell of the oscillating driving motor (2) and the motion track of the crank arm assembly (3) are positioned outside the orthographic projection range of the threading hole (531).
4. A smoothly rotating and stationary panning mechanism as set forth in claim 3 wherein: the center of fixed disk (5) is equipped with cavity axle (53), and the inboard of cavity axle (53) forms through wires hole (531), the center of rolling disc (4) is equipped with axle sleeve (43) corresponding to cavity axle (53), and axle sleeve (43) cup joints running fit with cavity axle (53).
5. The smoothly rotating and stationary panning mechanism of claim 1 wherein: the motor casing is connected to the upper part of the bottom cover (65), the rotating disc (4) is connected to the bottom of the bottom cover (65), the bottom cover (65) is provided with a yielding hole (68) penetrating through the upper side and the lower side of the bottom cover, and the crank arm assembly (3) penetrates through the yielding hole (68); the bottom of the fixed disc (5) is also provided with a bottom box (8), and the bottom box (8) is connected with the base (7).
6. The smoothly rotating and stationary panning mechanism of claim 5 wherein: the top surface of the base (7) is provided with a positioning groove (71) corresponding to the bottom box (8), the bottom of the bottom box (8) is provided with a stud (84), and the stud (84) extends out of the bottom of the base (7) and is connected with a knob (83); one side of the bottom box (8) is provided with a threading channel (81), and the threading channel (81) is communicated with the bottom of the fixed disc (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321655969.3U CN220551277U (en) | 2023-06-27 | 2023-06-27 | Rotating smooth and steady oscillating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321655969.3U CN220551277U (en) | 2023-06-27 | 2023-06-27 | Rotating smooth and steady oscillating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220551277U true CN220551277U (en) | 2024-03-01 |
Family
ID=90006158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321655969.3U Active CN220551277U (en) | 2023-06-27 | 2023-06-27 | Rotating smooth and steady oscillating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220551277U (en) |
-
2023
- 2023-06-27 CN CN202321655969.3U patent/CN220551277U/en active Active
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