CN218780513U

CN218780513U - Automatic voltage-changing speed-regulating DC fan

Info

Publication number: CN218780513U
Application number: CN202222742345.7U
Authority: CN
Inventors: 方立忠
Original assignee: Dongguan Huitong Electronics Co ltd
Current assignee: Dongguan Huitong Electronics Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-03-31
Anticipated expiration: 2032-10-18

Abstract

The utility model relates to the technical field of fans, and an automatic vary voltage speed governing (VFSG) DC fan is disclosed, which comprises a frame, the inside of frame is provided with the motor, the flabellum has been cup jointed to the output of motor, the front of frame is provided with the circle frame, the inside bolt of circle frame has the dust screen, the inside bolt of frame has the sliding sleeve, the installation pole has been cup jointed in the inside slip of sliding sleeve. A user inserts the inserted rod into the insertion hole, so that the circular frame is installed through the installation plate, then the motor is started to drive the fan blades to rotate, and when air passes through the device, the dust filter screen filters dust in the air, so that the dustproof effect can be effectively achieved; the user can stimulate the handle to drive the installation rod to move, so that the installation rod compresses the spring through the plug, then the limiting block rotates after passing through the installation hole, and the spring resets to drive the limiting block to install the device, so that the device can be effectively and quickly installed.

Description

Automatic voltage-changing speed-regulating DC fan

Technical Field

The utility model relates to a fan technical field specifically is an automatic variable voltage speed governing (VFSG) direct current fan.

Background

The conventional fan generally includes a fan frame, a fan wheel and a motor. The fan wheel and the motor are arranged in the fan frame, and the motor is used for driving the fan wheel to rotate in the fan frame so as to provide functions such as ventilation or heat dissipation. Great equipment or the equipment under the high temperature operational environment of calorific capacity, such as power, the CPU chip and the display card of computer etc, they need carry out heat abstractor at the during operation, avoid the high temperature to cause the damage of equipment, and these equipment generally all can use direct current fan to dispel the heat, at present, direct current fan does not have the speed governing mostly or more complicated will DSP detect wind speed and so on the speed governing, neotype automatic vary voltage adjustable speed's direct current fan, the circuit is simple, can reduce fan noise better, increase fan life. However, the existing automatic voltage transformation and speed regulation direct current fan cannot effectively play a dustproof role, and meanwhile, the device cannot be effectively and quickly installed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic vary voltage speed governing (VFSG) direct current fan possesses and can effectively play dirt-proof effect, can also effectively carry out the advantage of installing fast to the device simultaneously, has solved current automatic vary voltage speed governing (VFSG) direct current fan and can not effectively play dirt-proof effect, still can not effectively carry out the problem of installing fast to the device simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic variable voltage speed governing (VFSG), includes the frame, the inside of frame is provided with the motor, the flabellum has been cup jointed to the output of motor, the front of frame is provided with the circle frame, the inside bolt of circle frame has the dust screen, the inside bolt of frame has the sliding sleeve, the inside slip of sliding sleeve has cup jointed the installation pole, the surperficial cover of installation pole is equipped with the spring, the one end bolt of installation pole has the end cap, the one end bolt of installation pole has the stopper.

Adopt above-mentioned technical scheme: a user inserts the inserted rod into the insertion hole, so that the circular frame is installed through the installation plate, then the motor is started to drive the fan blades to rotate, and when air passes through the device, the dust filter screen filters dust in the air, so that the dustproof effect can be effectively achieved; the user can stimulate the handle to drive the installation rod to move, so that the installation rod compresses the spring through the plug, then the limiting block rotates after passing through the installation hole, and the spring resets to drive the limiting block to install the device, so that the device can be effectively and quickly installed.

The utility model discloses further set up as, the inside of stopper articulates there is the handle.

Adopt above-mentioned technical scheme: through setting up the handle, can conveniently stimulate the stopper.

The utility model discloses further set up to, the jack has been seted up in the front of frame, the mounting panel has been bolted in the outside of circle frame.

Adopt above-mentioned technical scheme: through setting up the jack, can effectively cooperate the inserted bar to use.

The utility model discloses further set up as, the back bolt of mounting panel has the inserted bar, the surface and the jack of inserted bar cup joint.

Adopt above-mentioned technical scheme: through setting up the inserted bar, can effectively cooperate the jack to use.

The utility model discloses further set up as, the surface bolt of motor has the dead lever, the other end and the frame bolt of dead lever.

Adopt above-mentioned technical scheme: through setting up the dead lever, can effectively install the motor.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. a user inserts the insertion rod into the insertion hole, so that the circular frame is installed through the installation plate, then the motor is started to drive the fan blades to rotate, and when air passes through the device, the dust filter screen is used for filtering dust in the air, so that the dustproof effect can be effectively achieved;

2. the user can stimulate the handle to drive the installation pole and remove, makes the installation pole compress the spring through the chock plug, rotates behind the stopper through the mounting hole afterwards, makes the spring reset and drives the stopper and install the device to can effectively install the device fast.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a partial front view of the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a frame; 2. a motor; 3. a fan blade; 4. a round frame; 5. a dust filter screen; 6. a sliding sleeve; 7. mounting a rod; 8. a spring; 9. a plug; 10. a limiting block; 11. a handle; 12. a jack; 13. mounting a plate; 14. inserting a rod; 15. and (5) fixing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

please refer to fig. 1, fig. 2 and fig. 3, an automatic voltage transformation speed regulation dc fan includes a frame 1, a motor 2 is disposed inside the frame 1, a fan blade 3 is sleeved on an output end of the motor 2, a circular frame 4 is disposed on a front surface of the frame 1, a dust filter net 5 is bolted to the inside of the circular frame 4, a user inserts an insertion rod 14 into an inner portion of an insertion hole 12, the circular frame 4 is installed through an installation plate 13, then the motor 2 is started to drive the fan blade 3 to rotate, when air passes through the device, the dust filter net 5 filters dust in the air, thereby effectively playing a role of dust prevention.

Referring to fig. 1, the front surface of the frame 1 is provided with a jack 12, the outer side of the circular frame 4 is bolted with a mounting plate 13, and the jack 12 is arranged to effectively cooperate with a plug rod 14 for use.

Referring to fig. 2, a plug rod 14 is bolted to the back of the mounting plate 13, the surface of the plug rod 14 is sleeved with the jack 12, and the plug rod 14 is arranged to effectively cooperate with the jack 12 for use.

The using process is briefly described as follows: the user inserts inserted bar 14 in the inside of jack 12, makes circle frame 4 install through mounting panel 13, and starter motor 2 drives flabellum 3 afterwards and rotates, when the air passes through the device, makes dust screen 5 filter the dust in the air to can effectively play dirt-proof effect.

Example 2:

please refer to fig. 1, fig. 2 and fig. 3, a sliding sleeve 6 is bolted to the inside of the frame 1, an installation rod 7 is sleeved in the sliding sleeve 6, a spring 8 is sleeved on the surface of the installation rod 7, a plug 9 is bolted to one end of the installation rod 7, a limiting block 10 is bolted to one end of the installation rod 7, a user can pull a handle 11 to drive the installation rod 7 to move, the installation rod 7 compresses the spring 8 through the plug 9, the limiting block 10 rotates after passing through an installation hole, the spring 8 resets to drive the limiting block 10 to install the device, and therefore the device can be effectively and rapidly installed.

Referring to fig. 1, a fixing rod 15 is bolted to the surface of the motor 2, and the other end of the fixing rod 15 is bolted to the frame 1. By providing the fixing lever 15, the motor 2 can be effectively mounted.

Referring to fig. 3, a handle 11 is hinged inside the stopper 10. Through setting up handle 11, can conveniently stimulate stopper 10.

Brief description of the use process: the user can stimulate the handle 11 to drive the installation rod 7 to move, so that the installation rod 7 compresses the spring 8 through the plug 9, then the limiting block 10 rotates after passing through the installation hole, the spring 8 resets to drive the limiting block 10 to install the device, and therefore the device can be effectively and quickly installed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides an automatic vary voltage speed governing direct current fan, includes frame (1), its characterized in that: the utility model discloses a fan blade of installation pole, including frame (1), the inside of frame (1) is provided with motor (2), flabellum (3) have been cup jointed to the output of motor (2), the front of frame (1) is provided with circle frame (4), the inside bolt joint of circle frame (4) has dust filter screen (5), the inside bolt joint of frame (1) has sliding sleeve (6), installation pole (7) have been cup jointed in the inside slip of sliding sleeve (6), the surperficial cover of installation pole (7) is equipped with spring (8), the one end bolt of installation pole (7) has end cap (9), the one end bolt of installation pole (7) has spacing piece (10).

2. The automatic variable-pressure adjustable-speed direct-current fan according to claim 1, characterized in that: the inside of stopper (10) articulates there is handle (11).

3. The automatic variable-pressure adjustable-speed direct-current fan according to claim 1, characterized in that: the front of the frame (1) is provided with a jack (12), and the outer side of the circular frame (4) is bolted with a mounting plate (13).

4. The automatic voltage-changing speed-regulating direct current fan according to claim 3, characterized in that: the back of mounting panel (13) has bolted the inserted bar (14), the surface and jack (12) of inserted bar (14) cup joint.

5. The automatic variable-pressure adjustable-speed direct-current fan according to claim 1, characterized in that: the surface of the motor (2) is bolted with a fixing rod (15), and the other end of the fixing rod (15) is bolted with the frame (1).