CN221033239U

CN221033239U - Self-cooling function fan rotating speed adjusting device

Info

Publication number: CN221033239U
Application number: CN202322894171.0U
Authority: CN
Inventors: 何润丰; 何平
Original assignee: Jiangsu Kechuang Electric Appliance Co ltd
Current assignee: Jiangsu Kechuang Electric Appliance Co ltd
Priority date: 2023-10-27
Filing date: 2023-10-27
Publication date: 2024-05-28
Anticipated expiration: 2033-10-27

Abstract

The utility model discloses a self-cooling fan rotating speed adjusting device, which comprises an outer cover, wherein clamping grooves are formed in two sides of the outer cover, a bottom cover is movably connected below the outer cover, and buckles are arranged on two sides of the bottom cover; this self-cooling function fan rotational speed adjusting device, through enclosing cover, the draw-in groove, the setting of bottom and buckle, when fan rotational speed adjusting device carries out demountable installation, need take off the enclosing cover, carry out electric connection with the external world on the delivery template that sets up inside, and generally current mode that all uses threaded connection is connected enclosing cover and bottom generally, cost of labor and material have not only been improved, the buckle that is provided with through the bottom both sides can carry out the block with the draw-in groove of seting up of enclosing cover both sides and be connected, and such mode does not need a bolt, compare traditional threaded connection mode, manual work and material cost are lower, easy dismounting has also been avoided the bolt because oxidation rust simultaneously.

Description

Self-cooling function fan rotating speed adjusting device

Technical Field

The utility model relates to the technical field of fans, in particular to a self-cooling fan rotating speed adjusting device.

Background

The electric fan is also called fan and fan, which is a household appliance for accelerating air circulation by using a motor to drive fan blades to rotate, and is mainly used for cooling and relieving summer heat and circulating air.

The existing self-cooling function fan rotating speed adjusting device mostly adopts a bolt to fix an outer cover and a bottom cover, adopts a bolt to fix a mode, is high in labor cost and material cost, and is difficult to take out due to the fact that bolts are easy to oxidize and rust in wet places, so that the maintenance, disassembly and installation problems are affected, and therefore the self-cooling function fan rotating speed adjusting device needs to be provided.

Disclosure of utility model

The present utility model is directed to a fan rotation speed adjusting device with self-cooling function, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a self-cooling function fan rotational speed adjusting device, includes the enclosing cover, the draw-in groove has been seted up to the both sides of enclosing cover, the below swing joint of enclosing cover has the bottom, the both sides of bottom are provided with the buckle, the inside of bottom is provided with the delivery template, the connecting block is installed to the both sides of delivery template, the inside swing joint of connecting block has the screw, one side of delivery template is provided with the spread groove, the delivery template opposite side is provided with power supply, the top of delivery template is provided with the potentiometre, one side of potentiometre is provided with the connecting wire, the outside of connecting wire is provided with the resistance, the one end of connecting wire is provided with the connector, the top of connector is provided with rotatory knob.

Preferably, the buckle arranged on one side of the bottom cover is connected with the clamping groove arranged on one side of the outer cover in a clamping way, and the clamping groove is matched with the buckle for use.

Preferably, the inner surfaces of the bottom covers are provided with limiting grooves which are arranged on the bottom covers at equal intervals.

Preferably, the conveying template is in threaded connection with the bottom cover through screws, and the screws are symmetrically arranged on the central axis of the conveying template.

Preferably, the connector is electrically connected with the potentiometer through a connecting wire, and the connecting wire and the resistor are arranged in an integrated structure.

Preferably, a rubber sleeve is arranged on one side of the bottom cover, and the rubber sleeve is made of chlorinated polyethylene.

Preferably, one end of the rubber sleeve is provided with an electric wire box, one side of the electric wire box is provided with a servo motor, one side of the servo motor is provided with a transmission rod, one end of the transmission rod is provided with a fixing plate, one side of the fixing plate is provided with a fan blade, and one side of the fan blade is penetrated with a screw rod.

Preferably, the fan blades are in threaded connection with the fixing plate through screws, and the screws are arranged on the fan blades at equal intervals.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the self-cooling function fan rotating speed adjusting device, through the arrangement of the outer cover, the clamping groove, the bottom cover and the clamping groove, when the fan rotating speed adjusting device is detached and installed, the outer cover needs to be taken down, the conveying template arranged inside is electrically connected with the outside, the outer cover and the bottom cover are connected in a threaded connection mode in general, labor cost and material cost are increased, the clamping groove formed in the two sides of the bottom cover and the clamping groove formed in the two sides of the outer cover can be clamped and connected, a bolt is not used in the mode, compared with a traditional threaded connection mode, labor and material cost is lower, disassembly and assembly are more convenient, and meanwhile, the bolt is prevented from being rusted due to oxidization;

2. according to the self-cooling function fan rotating speed adjusting device, when the rotating speed of fan blades is required to be adjusted, the rotating knob is utilized to rotate to control the rotating speed of the fan blades, the rotating knob is electrically connected with the potentiometer on the conveying template through a connecting wire at one side of the connector, the magnitude of current is adjusted according to the resistor arranged outside the connecting wire, the current is conveyed into a servo motor through a connecting groove at one end of the conveying template, and the rotating speeds of the servo motor and the fan blades are controlled through different magnitudes of current;

3. This self-cooling function fan rotational speed adjusting device through the setting of fixed plate, flabellum and screw rod, and the in-process that the flabellum used needs to dismantle the installation, installs flabellum and fixed plate through the setting of four sets of screw rods, carries out spacing fixedly with the flabellum, uses for a long time, and the flabellum surface also remains a lot of dust, through the setting of screw rod, also convenient to use person dismantles the clearance, has improved the practicality.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the outer cover and the bottom cover of the present utility model;

FIG. 3 is a schematic view of the structure of the inside of the bottom cover of the present utility model;

FIG. 4 is a schematic diagram of a transfer form of the present utility model;

FIG. 5 is a schematic view of a fan blade according to the present utility model.

In the figure: 1. an outer cover; 2. a clamping groove; 3. a bottom cover; 4. a buckle; 5. a limit groove; 6. conveying the templates; 7. a connecting block; 8. a screw; 9. a connecting groove; 10. a power interface; 11. a potentiometer; 12. a connecting wire; 13. a resistor; 14. a connector; 15. rotating the knob; 16. a rubber sleeve; 17. a wire box; 18. a servo motor; 19. a transmission rod; 20. a fixing plate; 21. a fan blade; 22. and (3) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a self-cooling function fan rotational speed adjusting device, including enclosing cover 1, draw-in groove 2 has been seted up to the both sides of enclosing cover 1, the below swing joint of enclosing cover 1 has bottom 3, the both sides of bottom 3 are provided with buckle 4, the buckle 4 that bottom 3 one side set up constitutes the block with the draw-in groove 2 that is offered on one side of enclosing cover 1 and is connected, draw-in groove 2 and buckle 4 cooperation use, the draw-in groove 2 that the buckle 4 that is provided with through the both sides of bottom 3 can carry out the block with the draw-in groove 2 that is offered on the both sides of enclosing cover 1 and be connected, and such a mode does not need a bolt, compare traditional threaded connection mode, manual work and material cost are lower, the dismouting is more convenient, the bolt has also been avoided because oxidation is rusty simultaneously.

The inside of bottom 3 is provided with delivery template 6, connecting block 7 is installed to the both sides of delivery template 6, the inside swing joint of connecting block 7 has screw 8, delivery template 6 passes through screw 8 and bottom 3 threaded connection, screw 8 sets up with delivery template 6 axis symmetry, through the mode of screw 8, carry out spacing fixedly with delivery template 6, prevent to become flexible in delivery template 6 in bottom 3, influence the regulation effect, one side of delivery template 6 is provided with spread groove 9, delivery template 6 opposite side is provided with power interface 10, the top of delivery template 6 is provided with potentiometre 11, one side of potentiometre 11 is provided with connecting wire 12, the outside of connecting wire 12 is provided with resistance 13, the one end of connecting wire 12 is provided with connector 14, connector 14 passes through connecting wire 12 and potentiometre 11 electric connection, connecting wire 12 and resistance 13 integrated structure setting, according to the resistance 13 that connecting wire 12 set up, adjust the size of electric current volume, satisfy the rotational speed and adjust, the top of connector 14 is provided with rotary knob 15.

Referring to fig. 1, 2 and 3, the inner surface of the bottom cover 3 is provided with limiting grooves 5, the limiting grooves 5 are arranged on the bottom cover 3 at equal intervals, and the whole device is convenient to penetrate through the limiting grooves 5 in a threaded connection manner through the arrangement of the limiting grooves 5, so that the device is installed at a required position.

Referring to fig. 1 and 3, a rubber sleeve 16 is disposed on one side of the bottom cover 3, the rubber sleeve 16 is made of chlorinated polyethylene, and the power line is wrapped by the rubber sleeve 16, so that the danger caused by current leakage is avoided.

Referring to fig. 1, 3 and 5, an electric wire box 17 is arranged at one end of a rubber sleeve 16, a servo motor 18 is arranged at one side of the electric wire box 17, a transmission rod 19 is arranged at one side of the servo motor 18, a fixing plate 20 is arranged at one end of the transmission rod 19, a fan blade 21 is arranged at one side of the fixing plate 20, screws 22 penetrate through one side of the fan blade 21, the fan blade 21 is in threaded connection with the fixing plate 20 through the screws 22, the screws 22 are arranged on the fan blade 21 at equal intervals, the fan blade 21 and the fixing plate 20 are arranged through the arrangement of four groups of screws 22, the fan blade 21 is limited and fixed, a long-term use is achieved, a lot of dust remains on the surface of the fan blade 21, and a user can conveniently detach and clean the fan blade through the arrangement of the screws 22, and the servo motor 18 is electrically connected with a conveying template 6 to adjust the rotating speed of the fan blade 21 in a matching manner.

When in use, the utility model is characterized in that: when the self-cooling fan rotating speed adjusting device is used, the bottom cover 3 is firstly placed at a position required to be installed, then the bottom cover 3 penetrates through the limiting groove 5 in the bottom cover 3 in a threaded mode to be limited and fixed, then the potentiometer 11 arranged above the conveying template 6 is welded and connected with the connector 14 in a connecting wire 12 mode, after the connection is completed, the conveying template 6 is limited and fixed in the bottom cover 3 in a threaded mode through the screw 8 mode, then a power wire stretches into the rubber sleeve 16 and the bottom cover 3 to be connected with the power interface 10 on one side of the conveying template 6, the connecting groove 9 on the other side of the conveying template 6 is electrically connected with the other power wire, then the power wire of the connecting groove 9 is connected into the wire box 17 in the servo motor 18, and then the outer cover 1 and the bottom cover 3 are assembled in a clamping mode through the clamping groove 2 and the clamping buckle 4.

After assembly, the power line on the power interface 10 on one side of the delivery template 6 is connected with an external power supply to be connected with an external power supply, then the servo motor 18 is turned on, the rotary knob 15 is utilized to rotate, when the rotary knob rotates to one direction, the input end of the connector 14 is electrically connected with the output end of the potentiometer 11, the setting of the connecting wire 12 and the resistor 13 connected between the input end and the output end is utilized to control the magnitude of the current, the magnitude of the current is transmitted into the servo motor 18 from the connecting slot 9 through the delivery template 6, when the current passes through the motor coil according to the magnitude of the current, a magnetic field is generated to enable the rotor of the motor to generate magnetic force, so that the rotating force is generated to drive the transmission rod 19 and the fan blade 21 to rotate, and the rotating speed of the servo motor 18, the transmission rod 19 and the fan blade 21 is controlled according to the magnitude of the current transmitted by the delivery template 6, so that the rotating speed of the fan blade 21 is regulated, when the device is not used, the servo motor 18 is turned off, the type of the servo motor 18 can be: YE2-132S-4, the use process of the self-cooling fan rotating speed adjusting device is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a self-cooling function fan rotational speed adjusting device, includes enclosing cover (1), its characterized in that: draw-in groove (2) have been seted up to the both sides of enclosing cover (1), the below swing joint of enclosing cover (1) has bottom (3), the both sides of bottom (3) are provided with buckle (4), the inside of bottom (3) is provided with delivery template (6), connecting block (7) are installed to the both sides of delivery template (6), the inside swing joint of connecting block (7) has screw (8), one side of delivery template (6) is provided with spread groove (9), delivery template (6) opposite side is provided with power source (10), the top of delivery template (6) is provided with potentiometre (11), one side of potentiometre (11) is provided with connecting wire (12), the outside of connecting wire (12) is provided with resistance (13), the one end of connecting wire (12) is provided with connector (14), the top of connector (14) is provided with rotary knob (15).

2. The self-cooling fan rotating speed adjusting device according to claim 1, wherein a buckle (4) arranged on one side of the bottom cover (3) is in clamping connection with a clamping groove (2) arranged on one side of the outer cover (1), and the clamping groove (2) is matched with the buckle (4).

3. The self-cooling fan rotating speed adjusting device according to claim 1, wherein limiting grooves (5) are formed in the inner surface of the bottom cover (3), and the limiting grooves (5) are arranged on the bottom cover (3) at equal intervals.

4. The self-cooling fan rotating speed adjusting device according to claim 1, wherein the conveying template (6) is in threaded connection with the bottom cover (3) through screws (8), and the screws (8) are symmetrically arranged on the central axis of the conveying template (6).

5. The self-cooling fan rotating speed adjusting device according to claim 1, wherein the connector (14) is electrically connected with the potentiometer (11) through a connecting wire (12), and the connecting wire (12) and the resistor (13) are integrally arranged.

6. The self-cooling fan rotating speed adjusting device according to claim 1, wherein a rubber sleeve (16) is arranged on one side of the bottom cover (3), and the rubber sleeve (16) is made of chlorinated polyethylene.

7. The self-cooling function fan rotating speed adjusting device according to claim 6, wherein an electric wire box (17) is arranged at one end of the rubber sleeve (16), a servo motor (18) is arranged at one side of the electric wire box (17), a transmission rod (19) is arranged at one side of the servo motor (18), a fixing plate (20) is arranged at one end of the transmission rod (19), fan blades (21) are arranged at one side of the fixing plate (20), and screw rods (22) penetrate through one side of the fan blades (21).

8. The self-cooling fan rotating speed adjusting device according to claim 7, wherein the fan blades (21) are in threaded connection with the fixing plate (20) through screws (22), and the screws (22) are arranged on the fan blades (21) at equal intervals.