Controller capable of automatically powering off

Abstract

The embodiment of the utility model discloses a controller capable of automatically powering off, a cleaning device comprises a scraper blade used for cleaning the outer side of a protection box, and a driving assembly used for driving the scraper blade to clean the outer side of the protection box is arranged at the bottom end of the protection box. An auxiliary assembly used for assisting the driving assembly in driving the scraper to clean the outer side of the protection box is arranged on the left side of the scraper. Therefore, when a micro motor works, a screw rod can rotate, a scraping plate can move up and down along a rod body of the screw rod, dust adsorbed on two first dustproof nets and two second dustproof nets can be swept, meanwhile, the scraping plate slides on rod bodies of four guide rods, and the dust on the two first dustproof nets and the two second dustproof nets can be swept. And a scraper blade can conveniently sweep dust adsorbed on the two first dustproof nets and the two second dustproof nets, and therefore heat dissipation can be conducted on the protection box.

Description

Technical Field

[0001] The utility model relates to the technical field of controllers, in particular to a controller capable of automatically cutting off power. Background Art

[0002] The hair dryer directly relies on the motor to drive the rotor to drive the fan blades to rotate; when the fan blades rotate, air is sucked in from the air inlet, and the centrifugal airflow formed is blown out from the front nozzle of the hair dryer; the controllers in the hair dryer have an automatic power-off function, which will automatically cut off the power when the hair dryer is overheated; this is to ensure the safety of the user and prevent safety problems such as fire caused by overheated hair dryers; when the controller of the existing hair dryer is working, dust from the ventilation will fall on the ventilation filter, affecting the heat dissipation of the controller.

[0003] For example, Chinese patent application number CN202222811864.4 is a hair dryer controller with a heat dissipation mechanism, in which a controller is fixedly connected to the top of the first mounting plate, and fixed tubes are fixedly connected to the four corners of the first mounting plate, and nested tubes are nested inside the fixed tubes, and a second mounting plate is fixedly connected between the four nested tubes, and the outer wall of the second mounting plate is fixedly connected to a water tank by rivets, and a plurality of heat dissipation fins are evenly distributed on the side of the water tank, a water pipe is fixedly connected to the end of the water tank, a micro water pump is fixedly connected to the side of the water tank, and a hydrocondenser tube is fixed to the side of the micro water pump, and the hydrocondenser tubes are evenly distributed on the outer wall of the second mounting plate, and a plurality of fixing plates are fitted on the outer wall of the hydrocondenser tube, and the fixing plates are detachably connected to the second mounting plate by screws, and a control module is installed on the top of the controller. It has the following technical defects:

[0004] When the hair dryer is working, although the controller can be protected by a dustproof plate and a dustproof cover, there is a lack of a cleaning device for the dustproof plate, so that dust and hair are adsorbed on the dustproof plate and block the heat dissipation holes on the dustproof plate, making it difficult to discharge the heat generated by the controller when it is working. Utility Model Content

[0005] To this end, the utility model provides a controller capable of automatically cutting off power, so as to solve the problem in the prior art that when the hair dryer is working, although the controller can be protected by a dustproof plate and a dustproof cover, there is a lack of a cleaning device for the dustproof plate, so that dust and hair are adsorbed on the dustproof plate and block the heat dissipation holes on the dustproof plate, making it difficult to discharge the heat generated by the controller when it is working.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A controller body capable of automatically powering off includes a controller body and a protective box arranged outside the controller body. The controller body can automatically power off when the temperature of the hair dryer is too high. A cover plate for covering the protective box is arranged on the top of the protective box, and a cleaning device for cleaning dust adsorbed on the outside of the protective box is arranged on the outside of the protective box.

[0008] The cleaning device includes a scraper for cleaning the outside of the protective box. A driving component for driving the scraper to clean the outside of the protective box is provided at the bottom end of the protective box. An auxiliary component for assisting the driving component to drive the scraper to clean the outside of the protective box is provided on the left side of the scraper.

[0009] Furthermore, the driving assembly includes a fixing plate fixedly mounted on the side wall of the protection box, and there are two fixing plates, which are symmetrically distributed on the side wall of the protection box in an upper and lower manner.

[0010] Furthermore, a screw rod for driving the scraper to move up and down is arranged at the bottom end of the fixing plate, and a micro motor for driving the screw rod to rotate is arranged at the bottom end of the screw rod.

[0011] Furthermore, the auxiliary component includes a support plate fixedly mounted on the side wall of the protective box, and there are two support plates, which are symmetrically distributed on the side wall of the protective box in an upper and lower manner, and a guide rod for guiding the scraper is arranged between the two support plates.

[0012] Furthermore, a dustproof net 1 for dissipating heat from the controller body in the protection box is provided on the front and rear sides of the protection box.

[0013] Furthermore, a second dustproof net for dissipating heat from the controller body in the protection box is provided on the left and right sides of the protection box.

[0014] Furthermore, a supporting leg for installing the protection box is fixedly mounted at the bottom end of the protection box, and there are four supporting legs, which are distributed in a circular array at the four corners of the bottom end of the protection box.

[0015] Furthermore, fixing bolts for covering the cover plate on the protective box are arranged on the side wall of the cover plate, and there are four fixing bolts, which are distributed in a linear array on the outer side wall of the cover plate.

[0016] The utility model embodiment has the following advantages:

[0017] By setting up a cleaning device, when the micro motor is working, the screw can be rotated, and the scraper can be moved up and down along the rod body of the screw, so that the dust adsorbed on the two dust-proof nets 1 and the two dust-proof nets 2 can be cleaned. At the same time, the scraper slides on the rod bodies of the four guide rods, which can help the scraper to clean the dust adsorbed on the two dust-proof nets 1 and the two dust-proof nets 2, thereby realizing the heat dissipation of the protective box. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0019] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the protective box of the utility model;

[0022] Figure 3 This is a schematic diagram of the cleaning device structure of the utility model

[0023] Figure 4 It is an enlarged view of point A in the utility model;

[0024] In the figure:

[0025] 100-protection box, 101-dust-proof net 1, 102-dust-proof net 2;

[0026] 200-cover plate;

[0027] 300-cleaning device, 310-driving assembly, 311-micro motor, 312-screw, 313-fixing plate, 320-scraper, 330-auxiliary assembly, 331-support plate, 332-guide rod;

[0028] 400-controller body;

[0029] 001-support leg, 002-fixing bolt. DETAILED DESCRIPTION

[0030] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figure 1-Figure 4 The utility model provides a controller capable of automatically cutting off power.

[0032] The protective box 100 is included for protecting the controller body 400. The controller body 400 can automatically cut off the power, so that the hair dryer will automatically cut off the power when it is heated for too long. A cover plate 200 is provided on the top of the protective box 100 for covering the protective box 100. A cleaning device 300 is provided on the outside of the protective box 100 for cleaning the dust adsorbed on the outside of the protective box 100.

[0033] The bottom of the protection box 100 is fixedly installed with support legs 001 for installing the protection box 100, and there are four support legs 001, which are distributed in a circular array at the four corners of the bottom of the protection box 100; and the four support legs 001 can be used to install the protection box 100 in the hair dryer through bolts.

[0034] The side wall of the cover plate 200 is provided with fixing bolts 002 for covering the cover plate 200 on the protective box 100, and there are four fixing bolts 002, which are distributed in a linear array on the outer wall of the cover plate 200; so that the cover plate 200 can be covered on the top of the protective box 100 through the threaded connection between the four fixing bolts 002 and the cover plate 200 and the protective box 100.

[0035] Dust-proof nets 101 for dissipating heat for the controller body 400 in the protective box 100 are provided on the front and rear sides of the protective box 100, and the dust-proof nets 101 are welded to the front and rear walls of the protective box 100, so that when the controller body 400 is in use for heat dissipation, the hot air in the protective box 100 can be discharged through the dust-proof nets 101; dust-proof nets 102 for dissipating heat for the controller body 400 in the protective box 100 are provided on the left and right sides of the protective box 100, and the dust-proof nets 102 are welded to the left and right walls of the protective box 100, so that when the controller body 400 is in use for heat dissipation, the hot air in the protective box 100 can be discharged through the dust-proof nets 102.

[0036] The cleaning device 300 includes a scraper 320 for cleaning the outside of the protective box 100, and the scraper 320 is in a U-shape and can move up and down along the body of the protective box 100; a driving component 310 is provided at the bottom end of the protective box 100 for driving the scraper 320 to clean the outside of the protective box 100, and an auxiliary component 330 is provided on the left side of the scraper 320 for assisting the driving component 310 to drive the scraper 320 to clean the outside of the protective box 100.

[0037] The driving assembly 310 includes a fixing plate 313 fixedly mounted on the side wall of the protective box 100, and there are two fixing plates 313, and the two fixing plates 313 are symmetrically distributed on the side wall of the protective box 100 in an upper and lower manner; a screw 312 for driving the scraper 320 to move up and down is provided at the bottom end of the fixing plate 313, and the upper and lower ends of the screw 312 are connected to the two fixing plates 313 through bearings to facilitate the rotation of the screw 312; a micro motor 311 for driving the screw 312 to rotate is provided at the bottom end of the screw 312, and the micro motor 311 is connected to the rod body of the screw 312 through a coupling, so that when the micro motor 311 is working, the screw 312 can be rotated, and the scraper 320 can be moved up and down along the rod body of the screw 312, so that the dust adsorbed on the two dustproof nets 1 101 and the two dustproof nets 2 102 can be cleaned, so as to facilitate the heat dissipation of the protective box 100.

[0038] The auxiliary component 330 includes a support plate 331 fixedly mounted on the side wall of the protective box 100, and there are two support plates 331, the two support plates 331 are symmetrically distributed on the side wall of the protective box 100, and a guide rod 332 for guiding the scraper 320 is arranged between the two support plates 331, so that when the micro motor 311 is working, the screw 312 can be rotated, and the scraper 320 can be moved up and down along the rod body of the screw 312, so as to clean the dust adsorbed on the two dustproof nets 1 101 and the two dustproof nets 102. At the same time, the scraper 320 slides on the rod bodies of the four guide rods 332, which is conducive to the scraper 320 to clean the dust adsorbed on the two dustproof nets 1 101 and the two dustproof nets 102, thereby realizing the heat dissipation of the protective box 100.

[0039] Although the utility model has been described in detail above with general descriptions and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements can be made to the utility model. Therefore, these modifications or improvements made without departing from the spirit of the utility model are within the scope of protection claimed by the utility model.

Claims

1. A controller capable of automatically shutting off power, comprising a controller body (400) and a protective box (100) arranged outside the controller body (400), wherein the controller body (400) can automatically shut off power when the temperature of the hair dryer is too high, and characterized in that: A cover plate (200) for covering the protection box (100) is provided at the top of the protection box (100), and a cleaning device (300) for cleaning dust adsorbed on the outside of the protection box (100) is provided on the outside of the protection box (100); The cleaning device (300) comprises a scraper (320) for cleaning the outside of the protective box (100); a driving component (310) for driving the scraper (320) to clean the outside of the protective box (100) is disposed at the bottom end of the protective box (100); and an auxiliary component (330) for assisting the driving component (310) to drive the scraper (320) to clean the outside of the protective box (100) is disposed on the left side of the scraper (320).

2. A controller capable of automatic power-off according to claim 1, characterized in that: The driving assembly (310) comprises a fixing plate (313) fixedly mounted on the side wall of the protection box (100), and there are two fixing plates (313), which are symmetrically distributed on the side wall of the protection box (100) in an upper and lower manner.

3. A controller capable of automatic power-off according to claim 2, characterized in that: The bottom end of the fixed plate (313) is provided with a screw rod (312) for driving the scraper (320) to move up and down, and the bottom end of the screw rod (312) is provided with a micro motor (311) for driving the screw rod (312) to rotate.

4. A controller capable of automatic power-off according to claim 1, characterized in that: The auxiliary component (330) comprises a support plate (331) fixedly mounted on the side wall of the protection box (100), and there are two support plates (331), the two support plates (331) are symmetrically distributed on the side wall of the protection box (100) in an upper and lower direction, and a guide rod (332) for guiding the scraper (320) is arranged between the two support plates (331).

5. A controller capable of automatic power-off according to claim 1, characterized in that: Dust-proof nets (101) for dissipating heat from a controller body (400) in the protection box (100) are provided on both the front and rear sides of the protection box (100).

6. A controller capable of automatic power-off according to claim 5, characterized in that: Dust-proof nets 2 (102) for dissipating heat from a controller body (400) in the protection box (100) are arranged on the left and right sides of the box body of the protection box (100).

7. A controller capable of automatic power-off according to claim 1, characterized in that: The bottom end of the protection box (100) is fixedly provided with support legs (001) for installing the protection box (100), and there are four support legs (001). The four support legs (001) are distributed in a rectangular array at the four corners of the bottom end of the protection box (100).

8. The controller capable of automatic power-off according to claim 1, characterized in that: The side wall of the cover plate (200) is provided with fixing bolts (002) for covering the cover plate (200) on the protection box (100), and there are four fixing bolts (002). The four fixing bolts (002) are distributed in a linear array on the outer side wall of the cover plate (200).

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