CN214007567U - Fan corner motion control device - Google Patents
Fan corner motion control device Download PDFInfo
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- CN214007567U CN214007567U CN202022963880.6U CN202022963880U CN214007567U CN 214007567 U CN214007567 U CN 214007567U CN 202022963880 U CN202022963880 U CN 202022963880U CN 214007567 U CN214007567 U CN 214007567U
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- connecting rod
- fan
- worm
- rotating
- rotating hinge
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- 230000007547 defect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
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- 239000010959 steel Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model relates to a fan corner motion control device, which comprises a fan motor, a worm gear mechanism and a rotating mechanism, wherein the worm gear mechanism consists of a worm, a worm gear, a worm wheel and a swing angle adjusting knob rod; the rotating mechanism is a four-bar mechanism formed by four rotating hinges, wherein a connecting rod L is formed between the rotating hinge III and the rotating hinge IV and is an arm length adjusting sliding block with a rack. The arm length adjusting slide block with the rack can be controlled to move by slowly adjusting the swing angle adjusting knob rod, so that the length of the connecting rod L is driven to continuously change from 0 to a set maximum value, and the continuous change of the swing angle of the fan from 0 to a set angle is realized. The utility model discloses an ingenious mechanical structure design has overcome prior art's defect, simple structure, and the cost of manufacture is low, adjusts swiftly, and mechanical speed change is smoother, the less fault rate of part loss is lower, and convenient to use, effect are better.
Description
Technical Field
The utility model relates to a fan corner motion control device belongs to machinery.
Background
The electric fan is a common electric appliance and is mainly applied to the fields of family life, business or industrial ventilation. Electric fans often need to be shaken within a certain range during use, so that the airflow is more dispersed. The traditional oscillating electric fan has two functional modes of oscillating and not oscillating for selection, but the oscillating angle under the oscillating functional mode is unchangeable, generally, the oscillating angle can only supply air to a fixed fan surface region in a reciprocating swing mode, or the oscillating angle can only be set to a series of discontinuous points, continuous and uninterrupted automatic adjustment cannot be realized, or a steel wire rope, an elastic shaft and the like are used for driving a connecting rod mechanism to perform similar linear adjustment, the structure is complex, the failure rate is higher, and the using effect is poorer.
The common fan corner motion control device mainly depends on a four-bar linkage mechanism to form mechanical motion, and because the length and the fulcrum position of the four-bar linkage mechanism are fixed and unchanged, the swing angle of the common fan is also unchanged, or only a series of discontinuous points rather than a series of continuous values can be set, and continuous and uninterrupted automatic adjustment cannot be realized; or the steel wire rope, the elastic shaft and the like are used for driving the connecting rod mechanism to perform similar linear adjustment, so that the structure is complex, and the using effect is poor; however, as the standard of living of human beings is improved, fans are used. Therefore, the fan rotation angle motion control device in the prior art has the problems of low use efficiency, complex mechanical structure, poor economy, poor dynamic property and smoothness and the like.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a fan corner motion control device which has simple and reliable structure, lower production cost and better use effect.
A fan corner motion control device comprises a fan motor, a worm gear mechanism and a rotating mechanism, wherein the worm gear mechanism consists of a worm, a worm gear, a worm wheel and a swing angle adjusting knob rod which are connected with the fan motor; the worm gear consists of a gear box, a worm gear and a ball bearing and is connected with the worm gear through the worm gear; the rotating mechanism is a four-bar mechanism formed by four rotating hinges, wherein a connecting rod L is formed between a rotating hinge III and a rotating hinge IV, a connecting rod M is formed between a rotating hinge II and the rotating hinge III, a connecting rod J is formed between the rotating hinge I and the rotating hinge II, and a connecting rod K is formed between the rotating hinge I and the rotating hinge IV; the connecting rod L is an arm length adjusting sliding block with a rack and is connected with the worm wheel through a straight gear and a rotating mechanism adapting flange. Furthermore, the swing angle adjusting knob rod is connected with a worm wheel, and the arm length adjusting sliding block with the rack can be controlled to move by adjusting the swing angle adjusting knob rod, so that the length of the connecting rod L can be continuously changed from 0 to a set maximum value.
Further, the connecting rod L rotates around the rotating hinge iv all the time through a worm gear mechanism driven by the fan motor.
Furthermore, the fan motor is fixed on the fan base through a fan motor support.
When the length of the connecting rod L is 0, the four-connecting-rod mechanism is changed into a three-connecting-rod mechanism to form a stable state, and the fan stops swinging; when the length of the connecting rod L is not 0, the connecting rod L rotates around the rotating hinge IV to drive the connecting rod M and the connecting rod L to move relatively, and the distance between the rotating hinge II and the rotating hinge is changed continuously, so that the fan is pushed to swing left and right.
The arm length adjusting sliding block with the rack can be controlled to move by slowly adjusting the swing angle adjusting knob rod, so that the length of the connecting rod L is driven to continuously and uninterruptedly change from 0 to a set maximum value, and then the continuous and uninterruptable change of the swing angle of the fan from 0 to a set angle is realized.
The utility model discloses an ingenious mechanical structure design has overcome prior art's defect, realizes that fan swing angle can be between 0 degree and the biggest angle continuous incessant regulation in succession, and simple structure is practical, and the cost of manufacture is lower, adjusts swiftly, and mechanical variable speed is more smooth-going, the less fault rate of part loss is lower, convenient to use, effect are better moreover.
Drawings
The present invention may be better understood, and many of the attendant advantages readily appreciated as the same becomes better understood by reference to the following detailed description, when considered in connection with the accompanying drawings, wherein the same are illustrated in the same drawing figures which are intended to provide a further understanding of the invention and constitute a part of this specification, and wherein the same are illustrative of exemplary embodiments and are not intended to be construed as unduly limiting the invention. The device of the present invention will be further described by way of example with reference to the accompanying drawings.
Fig. 1 is a schematic view of the main structure of the device of the present invention.
Fig. 2 is a schematic structural view of the rotating mechanism of the present invention.
In the figure: 1-fan motor 2-worm gear 3-rotary mechanism 4-worm 5-worm gear 6-worm wheel 7-swing angle adjustment knob pole 8-gear box 9-turbine gear 10-ball bearing 11-gear box upper cover 12-rotary mechanism adaptation flange 13-spur gear 14-arm length adjustment slider with rack 15-rotary mechanism adaptation flange end cover 16-fan motor support 17-fan base.
Detailed Description
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. The specific structure and characteristics of the automatic control acquisition system for hydrological tests according to the invention, however, are given by way of illustration only and should not be construed as limiting the invention in any way. Furthermore, any single feature described or implicit in an embodiment herein or any single feature shown or implicit in the drawings may be used. The same features are denoted only in one place in the same drawing.
In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail with reference to the accompanying drawings.
As shown in fig. 1, the utility model relates to a fan corner motion control device, which comprises a fan motor 1, a worm gear mechanism 2 and a rotating mechanism 3, wherein the worm gear mechanism 2 consists of a worm 4 connected with the fan motor 1, a worm gear 5, a worm wheel 6 and a swing angle adjusting knob rod 7; the worm wheel 6 consists of a gear box 8, a worm wheel gear 9 and a ball bearing 10 and is connected with the worm gear 5 through the worm wheel gear 9.
As shown in fig. 2, the rotating mechanism 2 is a four-bar linkage mechanism formed by four rotating hinges, wherein a connecting bar L is formed between the rotating hinge iii and the rotating hinge iv, a connecting bar M is formed between the rotating hinge ii and the rotating hinge iii, a connecting bar J is formed between the rotating hinge i and the rotating hinge ii, and a connecting bar K is formed between the rotating hinge i and the rotating hinge iv; the connecting rod L is an arm length adjusting slider 14 with a rack and is connected with the worm wheel 6 through a straight gear 13 and a rotating mechanism adapting flange 12.
The swing angle adjusting knob rod 7 is connected with the worm wheel 6, and the arm length adjusting slider 14 with the rack can be controlled to move by adjusting the swing angle adjusting knob rod 7, so that the length of the connecting rod L can be continuously changed from 0 to a set maximum value.
The connecting rod L rotates around the rotating hinge IV all the time through a worm gear mechanism 2 driven by the fan motor 1.
The fan motor 1 is fixed on a fan base 17 through a fan motor bracket 16.
When the length of the connecting rod L is 0, the four-connecting-rod mechanism is changed into a three-connecting-rod mechanism to form a stable state, and the fan stops swinging; when the length of the connecting rod L is not 0, the connecting rod L rotates around the rotating hinge IV to drive the connecting rod M and the connecting rod L to move relatively, and the distance between the rotating hinge II and the rotating hinge IV is changed continuously, so that the fan is pushed to swing left and right.
The arm length adjusting slider 14 with the rack can be controlled to move by slowly adjusting the swing angle adjusting knob rod 7, so that the length of the connecting rod L is driven to continuously and uninterruptedly change from 0 to a set maximum value, and then the swing angle of the fan is continuously and uninterruptedly changed from 0 to a set angle.
The utility model discloses an ingenious mechanical structure design has overcome prior art's defect, realizes that fan swing angle can be between 0 degree and the biggest angle continuous incessant regulation in succession, and simple structure is practical, and the cost of manufacture is lower, adjusts swiftly, and mechanical variable speed is more smooth-going, the less fault rate of part loss is lower, convenient to use, effect are better moreover.
It will be understood by those skilled in the art that, unless otherwise defined, all terms including technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art.
Claims (3)
1. The utility model provides a fan corner motion control device, includes fan motor (1), worm gear mechanism (2) and rotary mechanism (3), its characterized in that: the worm gear and worm mechanism (2) consists of a worm (4) connected with the fan motor (1), a worm gear (5), a worm wheel (6) and a swing angle adjusting knob rod (7); the worm wheel (6) consists of a gear box (8), a worm wheel gear (9) and a ball bearing (10), and is connected with the worm gear (5) through the worm wheel gear (9); the rotating mechanism (3) is a four-bar mechanism formed by four rotating hinges, wherein a connecting rod L is formed between the rotating hinge III and the rotating hinge IV, a connecting rod M is formed between the rotating hinge II and the rotating hinge III, a connecting rod J is formed between the rotating hinge I and the rotating hinge II, and a connecting rod K is formed between the rotating hinge I and the rotating hinge IV; the connecting rod L is an arm length adjusting sliding block (14) with a rack and is connected with the worm wheel (6) through a straight gear (13) and a rotating mechanism adapting flange (12); the swing angle adjusting knob rod (7) is connected with the worm wheel (6), and the arm length adjusting sliding block (14) with the rack can be controlled to move by adjusting the swing angle adjusting knob rod (7), so that the length of the connecting rod L can be continuously and uninterruptedly changed from 0 to a set maximum value.
2. The fan rotational angle movement control apparatus according to claim 1, wherein: the connecting rod L rotates around the rotating hinge IV all the time through a worm gear mechanism (2) driven by the fan motor (1).
3. The fan rotational angle movement control apparatus according to claim 1, wherein: the fan motor (1) is fixed on the fan base (17) through a fan motor bracket (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022963880.6U CN214007567U (en) | 2020-12-12 | 2020-12-12 | Fan corner motion control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022963880.6U CN214007567U (en) | 2020-12-12 | 2020-12-12 | Fan corner motion control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214007567U true CN214007567U (en) | 2021-08-20 |
Family
ID=77311004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022963880.6U Expired - Fee Related CN214007567U (en) | 2020-12-12 | 2020-12-12 | Fan corner motion control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214007567U (en) |
-
2020
- 2020-12-12 CN CN202022963880.6U patent/CN214007567U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210820 |
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| CF01 | Termination of patent right due to non-payment of annual fee |