Fan capable of sensing distance to control wind power

Abstract

The utility model discloses a fan capable of sensing distance to control wind power, which comprises a base, a fan main body is arranged above the base, a stand column is mounted at the bottom of the fan main body, and a distance measuring component is mounted in the stand column; a protection assembly is installed at the top of the base, a fixing rod is installed at the position, located in the protection assembly, of the top of the base, the top of the fixing rod slidably extends out of the protection assembly and is provided with a fixing table, and the bottom of the stand column is connected with the top of the fixing table; when a child tries to contact and approach the fan, the feet of the child can firstly step on the protective cover, the pressure controller controls the fan body to be powered off, and meanwhile, the alarm is controlled to give an alarm to remind an adult at home, so that the adult at home can find out the abnormity near the fan in time, and the safety of the child is improved. Therefore, the phenomenon that the fan collapses to hurt children can be reduced, and the phenomenon that the children get an electric shock accidentally can also be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to fan equipment technical field, concretely is a kind of fan that can sense distance control wind force. BACKGROUND

[0002] Electric fan is also called fan, fan blower, which is a kind of household appliance that uses electric motor to drive fan blade rotation to accelerate air circulation. It is widely used in family, classroom, office, store, hospital and hotel.

[0003] The existing fan is used, such as in the case of children at home, children lack common sense and curiosity, easy to approach and contact fan, children contact fan is very dangerous, although some existing fans can be automatically started and closed by radar induction, but still easy to appear fan collapse and hurt children and the risk of electric shock under the touch of children, therefore we need to put forward a kind of fan that can sense distance control wind force. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of fan that can sense distance control wind force, with the advantages of high safety, to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of fan that can sense distance control wind force, including base, the top of the base is provided with fan main body, the bottom of the fan main body is installed with stand, the inside of the stand is installed with ranging assembly;

[0006] The top of the base is installed with protection assembly, the top of the base and inside protection assembly are installed with fixed rod, the top of the fixed rod is slidably extended to the outside of protection assembly and installed with fixed table, the bottom of the stand is connected with the top of fixed table;

[0007] The center of the top of the base and inside protection assembly are installed with contact assembly for detecting children contact, the top of the contact assembly is connected with the top of the inner cavity of protection assembly.

[0008] Preferably, the ranging assembly includes radar module and radar controller installed in the inside of the stand, and the radar controller is electrically connected with the radar module and the fan main body.

[0009] Preferably, the surface of the stand is provided with detection hole communicated with the inside of the stand, and the radar module and the detection hole are correspondingly arranged.

[0010] Preferably, the protection assembly comprises a protection cover, a fixing ring is arranged at the bottom of the protection cover, a first rubber sealing ring is arranged at the bottom of the fixing ring, and the bottom of the first rubber sealing ring is connected with the top of the base.

[0011] Preferably, a movable hole is arranged on the surface of the protection cover, a second rubber sealing ring is inserted into the movable hole, and the top of the fixing rod is slidably penetrated through the second rubber sealing ring.

[0012] Preferably, a first spring is equidistantly arranged at the bottom of the fixing ring, and the bottom of the first spring is connected with the top of the base.

[0013] Preferably, the contact assembly comprises a sleeve, the sleeve is arranged at the center of the top of the base, a pressure sensor is arranged at the bottom of the inner cavity of the sleeve, a second spring is connected with the detection end of the pressure sensor, a top rod is arranged at the top of the second spring, the top of the top rod is slidably extended to the outside of the sleeve, a universal joint is arranged at the top of the inner cavity of the protection cover, and the top of the top rod is connected with the movable end of the universal joint.

[0014] Preferably, a pressure controller is arranged at the top of the base and inside the first rubber sealing ring, the pressure controller is electrically connected with the pressure sensor and the fan body, and the pressure controller is electrically connected with an alarm.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] In the utility model, when children try to contact and approach the fan, the feet of the children will first step on the protection cover, the pressure controller controls the fan body to be powered off, simultaneously controls the alarm to give an alarm and reminds the adult at home, so that the adult at home can timely find the strangeness near the fan, thereby can reduce the phenomenon of children being injured by falling fan and can reduce the phenomenon of children being accidentally electrified.

[0017] In the utility model, the radar controller controls the swing mechanism to drive the fan body to blow wind within the set angle following the human body, so that the following air supply is realized. The automatic following air supply can be realized, the whole is intelligent and efficient, power consumption can be saved, and when the fan is opened for the first set time, if the radar module detects no movable object, the fan is automatically turned off through the radar controller. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic view of the utility model;

[0019] Figure 2 It is a structural schematic view of the protection cover of the utility model;

[0020] Figure 3It is the bottom view structural schematic drawing of the utility model base;

[0021] Figure 4 It is the bottom view structural schematic drawing of the utility model protective cover;

[0022] Figure 5 It is the structural schematic drawing of the utility model sleeve;

[0023] Figure 6 It is the sectional view structural schematic drawing of the utility model base;

[0024] Figure 7 It is the sectional view structural schematic drawing of the utility model sleeve.

[0025] In the drawing: 1, base;2, fan main body;3, stand;4, fixed rod;5, fixed platform;6, radar module;7, radar controller;8, detection hole;9, protective cover;10, fixed ring;11, first rubber sealing ring;12, second rubber sealing ring;13, first spring;14, sleeve;15, pressure sensor;16, second spring;17, top rod;18, universal joint;19, pressure controller;20, alarm;21, counterweight. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figures 1-7 The utility model provides a kind of technical scheme: a fan that can sense distance control wind, including base 1, the top of base 1 is provided with fan main body 2, the bottom of fan main body 2 is installed with stand 3, and stand 3 is installed with ranging assembly in its inside;Ranging assembly includes radar module 6 and radar controller 7 installed in the inside of stand 3, and radar controller 7 is electrically connected with radar module 6 and fan main body 2.Radar module 6 detects fan main body 2 front space;When detecting that there is detectable moving object moving signal in fan main body 2 front space, fan is automatically opened by radar controller 7;In the first set time length after fan opening, radar module 6 detects that there is no detectable moving object, and fan is automatically closed by radar controller 7.

[0028] In addition, a swing mechanism for controlling the angle of the fan body 2 is installed between the fan body 2 and the top of the stand 3. After the radar module 6 is turned on, human body monitoring is performed. When a human body is found to enter the monitoring range, the swing mechanism is controlled by the radar controller 7 to drive the fan body 2 to blow air at a set angle following the human body, thereby realizing follow-up air supply. The automatic follow-up air supply can save electricity and is intelligent and efficient.

[0029] The surface of the stand 3 is provided with a detection hole 8 communicating with the inside of the stand 3. The radar module 6 is correspondingly arranged with the detection hole 8. The detection hole 8 is arranged to facilitate detection by the radar module 6.

[0030] Further, the top of the base 1 is provided with a protection assembly. The top of the base 1 is provided with a fixed rod 4 inside the protection assembly. The top of the fixed rod 4 extends to the outside of the protection assembly and is provided with a fixed table 5. The bottom of the stand 3 is connected to the top of the fixed table 5. The protection assembly comprises a protective cover 9. The bottom of the protective cover 9 is provided with a fixed ring 10. The bottom of the fixed ring 10 is provided with a first rubber sealing ring 11. The bottom of the first rubber sealing ring 11 is connected to the top of the base 1. The protective cover 9 is supported by the first rubber sealing ring 11 and the fixed ring 10, and the protective cover 9 can be slightly offset.

[0031] The surface of the protective cover 9 is provided with a movable hole. The inside of the movable hole is inserted with a second rubber sealing ring 12. The top of the fixed rod 4 slides through the second rubber sealing ring 12. The bottom of the fixed ring 10 is provided with a first spring 13 at equal intervals. The bottom of the first spring 13 is connected to the top of the base 1. The stand 3 is used to support the fan body 2. The stand 3 is fixed to the base 1 through the fixed table 5 and the fixed rod 4. The movable hole and the second rubber sealing ring 12 can facilitate the slight offset of the protective cover 9. The second rubber sealing ring 12 and the first rubber sealing ring 11 can prevent dust from entering the inside of the protective cover 9.

[0032] Further, a contact assembly for detecting child contact is installed at the center of the top of the base 1 and inside the protection assembly. The top of the contact assembly is connected to the top of the inner cavity of the protection assembly. The contact assembly comprises a sleeve 14. The sleeve 14 is installed at the center of the top of the base 1. The inner cavity of the sleeve 14 is provided with a pressure sensor 15 at the bottom. The detection end of the pressure sensor 15 is connected with a second spring 16. The top of the second spring 16 is provided with a top rod 17. The top of the top rod 17 extends to the outside of the sleeve 14. The inner cavity of the protective cover 9 is provided with a universal joint 18 at the top. The top of the top rod 17 is connected to the movable end of the universal joint 18. The top of the base 1 is provided with a pressure controller 19 inside the first rubber sealing ring 11. The pressure controller 19 is electrically connected with the pressure sensor 15 and the fan body 2.

[0033] Specifically, when a child tries to approach and get close to the fan, the child's foot will first step on the protective cover 9, the protective cover 9 moves downward through the fixing ring 10, the fixing ring 10 moves while extruding the first spring 13, and the first spring 13 can keep the protective cover 9 stable when not extruded. At the same time, through the setting of the universal joint 18, the protective cover 9 will be offset no matter from which angle above it is stepped on, and at the same time offset through the top rod 17 extruding the second spring 16, the second spring 16 will transmit the pressure to the pressure sensor 15, the pressure sensor 15 receives the pressure signal and transmits the signal to the pressure controller 19, the pressure controller 19 is electrically connected with the alarm 20, the pressure controller 19 controls the fan body 2 to be powered off, and at the same time controls the alarm 20 to issue an alarm to remind the adult at home, so that the adult at home can find the abnormality near the fan in time, thereby reducing the phenomenon of children being injured by falling fans and the phenomenon of children being accidentally electrocuted.

[0034] It is worth noting that the bottom of the base 1 is provided with a counterweight 21, when the fan is lifted upward, the base 1 will pull the bottom of the second spring 16 through the sleeve 14 and the pressure sensor 15, so that the pressure sensor 15 is also triggered, and the pressure sensor 15 also controls the fan to be closed and the alarm 20 to issue an alarm in the above-mentioned manner, so as to improve the safety of the fan during transfer.

[0035] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A fan capable of sensing distance to control wind force, comprising a base (1), characterized in that: The upper portion of the base (1) is provided with a fan body (2), the bottom of the fan body (2) is provided with a stand (3), and the inside of the stand (3) is provided with a distance measuring assembly; The top of the base (1) is provided with a protection assembly, the top of the base (1) and inside the protection assembly is provided with a fixed rod (4), the top of the fixed rod (4) is slidably extended to the outside of the protection assembly and is provided with a fixed table (5), and the bottom of the stand (3) is connected with the top of the fixed table (5). The top of the base (1) and inside the protection assembly is provided with a contact assembly for detecting the contact of children, and the top of the contact assembly is connected with the top of the inner cavity of the protection assembly.

2. A fan capable of sensing distance to control wind force according to claim 1, wherein: The distance measuring assembly comprises a radar module (6) and a radar controller (7) installed in the stand (3), and the radar controller (7) is electrically connected with the radar module (6) and the fan body (2).

3. A fan capable of sensing distance to control wind force according to claim 2, wherein: The surface of the stand (3) is provided with a detection hole (8) in communication with the inside of the stand (3), and the radar module (6) is correspondingly arranged with the detection hole (8).

4. A fan capable of sensing distance to control wind force according to claim 3, wherein: The protection assembly comprises a protection cover (9), the bottom of the protection cover (9) is provided with a fixed ring (10), the bottom of the fixed ring (10) is provided with a first rubber sealing ring (11), and the bottom of the first rubber sealing ring (11) is connected with the top of the base (1).

5. A fan capable of sensing distance to control wind force according to claim 4, wherein: The surface of the protection cover (9) is provided with a movable hole, the inside of the movable hole is inserted with a second rubber sealing ring (12), and the top of the fixed rod (4) is slidably penetrated through the second rubber sealing ring (12).

6. A fan capable of sensing distance to control wind force according to claim 5, wherein: The bottom of the fixed ring (10) is equidistantly provided with a first spring (13), and the bottom of the first spring (13) is connected with the top of the base (1).

7. A fan capable of sensing distance to control wind force according to claim 6, wherein: The contact assembly comprises a sleeve (14) installed at the center of the top of the base (1), a pressure sensor (15) installed at the bottom of the inner cavity of the sleeve (14), a second spring (16) connected with the detection end of the pressure sensor (15), a top rod (17) installed at the top of the second spring (16), the top of the top rod (17) is slidably extended to the outside of the sleeve (14), a universal joint (18) installed at the top of the inner cavity of the protection cover (9), and the top of the top rod (17) is connected with the movable end of the universal joint (18).

8. A fan capable of sensing distance to control wind force according to claim 7, wherein: The top of the base (1) and inside the first rubber sealing ring (11) is provided with a pressure controller (19), the pressure controller (19) is electrically connected with the pressure sensor (15) and the fan body (2), and the pressure controller (19) is electrically connected with an alarm (20).

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