CN216430019U

CN216430019U - Electric fan with function of detecting automatic rotation of human body

Info

Publication number: CN216430019U
Application number: CN202122577015.2U
Authority: CN
Inventors: 黄文元; 王伟; 崔薛军
Original assignee: Nanjing Xiaomu Electronic Technology Co ltd
Current assignee: Nanjing Xiaomu Electronic Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-05-03
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses an electric fan with listen human automatic rotation function, including base, motor, wire, heat release electric infrared inductor and the fan body, a plurality of heat release electric infrared inductor are installed to the outer wall of base, and are a plurality of heat release electric infrared inductor links to each other through the wire electrical property has the motor, the motor is installed in the inner wall bottom of base, the top of base is equipped with the fan body, the output of motor is equipped with telescopic machanism. This electric fan with listen human automatic rotation function, through releasing the cooperation between electric infrared inductor, motor and the barrel, make to release electric infrared inductor and motor and all connect external power supply with releasing, according to a plurality of hot sense of releasing electric infrared inductor, when the human body removes, the response of a plurality of hot electric infrared inductor, driving motor, barrel and the fan body etc. rotate, need not the user of service and carry out manual adjustment, and then change the flow of wind direction, and is comparatively convenient.

Description

Electric fan with function of detecting automatic rotation of human body

Technical Field

The utility model relates to an electric fan technical field specifically is an electric fan with listen human automatic rotation function.

Background

An electric fan, also called fan and fan blower for short, is a household appliance which uses a motor to drive fan blades to rotate so as to accelerate the circulation of air, is mainly used for cooling, relieving summer heat and circulating air, and is widely used in places such as families, classrooms, offices, shops, hospitals, hotels and the like.

Although the existing electric fan can play the roles of cooling and relieving summer heat and circulating air, the existing electric fan has the problem that the angle of the existing electric fan needs to be adjusted by a user, and then the wind direction is adjusted, so that the existing electric fan is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric fan with listen human automatic rotation function to when the existing electric fan that has proposed in solving above-mentioned background art carries out the use, need the user angle of adjustment by oneself, and then the wind direction adjustment, comparatively inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: an electric fan with the function of detecting the automatic rotation of a human body comprises a base, a motor, a lead, pyroelectric infrared sensors and a fan body, wherein the outer wall of the base is provided with a plurality of pyroelectric infrared sensors which are electrically connected with the motor through the lead, the motor is arranged at the bottom of the inner wall of the base, the top of the base is provided with the fan body, the output end of the motor is provided with a telescopic mechanism, the telescopic mechanism comprises a barrel body, the barrel body is fixedly connected with the output end of the motor, the barrel body is rotatably connected with the base through a bearing, the inner wall of the barrel body is in clearance fit with a vertical rod, the vertical rod is rotatably connected with the fan body through a connecting shaft, the inner wall of the vertical rod is in threaded connection with a first screw rod, the first screw rod is rotatably connected with the inner wall of the barrel body through a bearing, the barrel body is rotatably connected with a handle through a bearing, and one end of the outer wall of the handle and the outer wall of the first screw rod are fixedly connected with an umbrella-shaped gear, the two bevel gears are meshed with each other.

Preferably, the sliding grooves are processed at two ends of the inner wall of the cylinder body.

Preferably, the slide blocks are fixedly connected to two ends of the outer wall of the vertical rod, and the slide blocks are connected with the inner walls of the two sliding grooves in a sliding mode respectively.

Preferably, the bottom of the fan body is provided with an angle adjusting mechanism, the angle adjusting mechanism comprises a slide rail, the slide rail is fixedly connected to the bottom of the fan body, the inner wall of the slide rail is connected with a T-shaped block in a sliding mode, the T-shaped block is connected with a curved bar through a connecting shaft in a rotating mode, one end of the outer wall of the curved bar is fixedly connected with a threaded sleeve, the inner wall of the threaded sleeve is connected with a second screw rod in a threaded mode, and the top of the second screw rod is fixedly connected with a handle.

Preferably, two supporting seats are fixedly connected to one end of the outer wall of the vertical rod and are rotatably connected with the second screw rod through bearings.

Compared with the prior art, the beneficial effects of the utility model are that: this electric fan with listen human automatic rotation function, through releasing the cooperation between electric infrared inductor, motor and the barrel, make to release electric infrared inductor and motor and all connect external power supply with releasing, according to a plurality of hot sense of releasing electric infrared inductor, when the human body removes, the response of a plurality of hot electric infrared inductor, driving motor, barrel and the fan body etc. rotate, need not the user of service and carry out manual adjustment, and then change the flow of wind direction, and is comparatively convenient.

Through the handle among the telescopic machanism, the meshing drive of two umbrella type gears of cooperation drives first screw rod and rotates, and when first screw rod rotated, the accessible slider assisted the direction to the elevating movement of montant, drives montant and fan body and goes up and down to adjust, and then according to the inside of montant immigration barrel, or shifts out the inside of barrel, carries out sitting or vertical to the whole, and then according to the in-service use demand, carries out sitting or vertical switching.

Through the handle in the angle modulation mechanism, the handle drives the second screw rod to rotate, and when the second screw rod rotates, can drive thread bush and curved bar etc. and carry out the elevating movement, when the curved bar removed, drive T type piece and carry out synchronous motion to it is continuous with the slip of slide rail through T type piece, drive the fan body and carry out angle modulation at the top of montant.

Drawings

FIG. 1 is a schematic view of the connection relationship of the present invention;

FIG. 2 is a schematic cross-sectional view of the base and barrel of FIG. 1;

FIG. 3 is a schematic view of the structure of the motor, the barrel and the handle of FIG. 2;

fig. 4 is a schematic structural view of the slide rail, the T-shaped block and the threaded sleeve in fig. 2.

In the figure: 1. the device comprises a base, 2, a motor, 3, a lead, 4, a pyroelectric infrared sensor, 5, a sliding chute, 6, a sliding block, 7, a fan body, 8, a telescopic mechanism, 801, a cylinder body, 802, a vertical rod, 803, a first screw rod, 804, a handle, 805, an umbrella-shaped gear, 9, an angle adjusting mechanism, 901, a sliding rail, 902, a T-shaped block, 903, a curved rod, 904, a threaded sleeve, 905, a second screw rod, 906, a handle, 10 and a supporting seat.

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.

Referring to fig. 1-4, the present invention provides a technical solution: an electric fan with a function of detecting automatic rotation of a human body comprises a base 1, a motor 2, a lead 3, a pyroelectric infrared sensor 4 and a fan body 7, wherein the outer wall of the base 1 is provided with a plurality of pyroelectric infrared sensors 4, the types of the pyroelectric infrared sensors 4 are selected according to actual working requirements, the pyroelectric infrared sensors 4 are in the prior art and are not described in detail herein, the pyroelectric infrared sensors 4 are electrically connected with the motor 2 through the lead 3, the pyroelectric infrared sensors 4 can control the motor 2 to rotate, the types of the motor 2 are selected according to the actual working requirements, the motor 2 is arranged at the bottom of the inner wall of the base 1, the fan body 7 is arranged at the top of the base 1, an output end of the motor 2 is provided with a telescopic mechanism 8, the telescopic mechanism 8 comprises a cylinder body 801, the cylinder body 801 is fixedly connected to the output end of the motor 2, the motor 2 can drive the cylinder body 801 to rotate, the cylinder 801 is rotatably connected with the base 1 through a bearing, the inner wall of the cylinder 801 is in clearance fit with a vertical rod 802, the vertical rod 802 is rotatably connected with a fan body 7 through a connecting shaft, the fan body 7 can rotate on the top of the vertical rod 802, the inner wall of the vertical rod 802 is connected with a first screw 803 in a threaded manner, the first screw 803 is connected with the inner wall of the cylinder body 801 in a rotating manner through a bearing, the cylinder body 801 is connected with a handle 804 in a rotating manner through a bearing, one end of the outer wall of the handle 804 and the outer wall of the first screw 803 are fixedly connected with umbrella-shaped gears 805, the handle 804 can be driven by the two umbrella-shaped gears 805 to drive the first screw 803 to rotate, the two umbrella-shaped gears 805 are meshed with each other, sliding grooves 5 are machined at two ends of the inner wall of the cylinder body 801, sliding blocks are fixedly connected at two ends of the outer wall of the vertical rod 802, the two sliding blocks 6 are respectively connected with the inner walls of the two sliding grooves 5 in a sliding manner, the sliding blocks 6 are connected with the sliding grooves 5 in a sliding manner, and the sliding blocks 6 can guide the vertical rod 802 in an auxiliary manner.

The bottom of the fan body 7 is provided with an angle adjusting mechanism 9, the angle adjusting mechanism 9 comprises a slide rail 901, the slide rail 901 is fixedly connected to the bottom of the fan body 7, the inner wall of the slide rail 901 is connected with a T-shaped block 902 in a sliding manner, so that the T-shaped block 902 can slide left and right on the inner wall of the slide rail 901, the T-shaped block 902 is connected with a curved bar 903 in a rotating manner through a connecting shaft, when the curved bar 903 moves up and down, the T-shaped block 902 can be driven to move left and right on the inner wall of the slide rail 901, and further the fan body 7 is driven to adjust the angle, one end of the outer wall of the curved bar 903 is fixedly connected with a threaded sleeve 904, the inner wall of the threaded sleeve 904 is connected with a second screw 905 through threads, the second screw 905 can drive the threaded sleeve 904 to move up and down, the top of the second screw 905 is fixedly connected with a handle 906, one end of the outer wall of the vertical bar 802 is fixedly connected with two supporting seats 10, and the two supporting seats 10 are rotatably connected with the second screw 905 through a bearing.

When the electric fan with the function of detecting the automatic rotation of the human body is used, the pyroelectric infrared sensors 4 and the motor 2 are connected with an external power supply, the motor 2, the cylinder 801, the fan body 7 and the like are driven to rotate according to the heat sensation of the pyroelectric infrared sensors 4 and the induction of the pyroelectric infrared sensors 4 when the human body moves, manual adjustment by a user is not needed, the flow of the wind direction is changed, the electric fan is convenient and rapid, the handle 804 can be rotated, the first screw 803 is driven to rotate by matching the meshing drive of the two umbrella-shaped gears, the lifting motion of the vertical rod 802 can be assisted and guided by the sliding block 6 when the first screw 803 rotates, the vertical rod 802 and the fan body 7 are driven to lift and adjust, and then the whole body is in a sitting or vertical mode according to the fact that the vertical rod 802 moves into the inside of the cylinder 801 or out of the cylinder 801, and then the sitting or vertical mode is switched according to the actual use requirement, and rotatable handle 906, handle 906 drive second screw 905 rotates, and when second screw 905 rotated, can drive thread bush 904 and curved bar 903 etc. and carry out the elevating movement, and when curved bar 903 removed, drive T type piece 902 and carry out the synchronous motion to it links to each other through the slip of T type piece 902 and slide rail 901, drives fan body 7 and carries out angle modulation at the top of montant 802.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 electric fan with listen human automatic rotation function, includes base (1), motor (2), wire (3), heat and release electric infrared inductor (4) and fan body (7), a plurality of heat are released electric infrared inductor (4) are installed to the outer wall of base (1), and is a plurality of it has motor (2) to release electric infrared inductor (4) to link to each other through wire (3) electrical property, install in the inner wall bottom of base (1) motor (2), the top of base (1) is equipped with fan body (7), its characterized in that: the output of motor (2) is equipped with telescopic machanism (8), telescopic machanism (8) include barrel (801), barrel (801) rigid coupling is in the output of motor (2), barrel (801) rotate with base (1) through the bearing and link to each other, the inner wall clearance fit of barrel (801) has montant (802), montant (802) rotate through the connecting axle and link to each other fan body (7), the inner wall screw thread of montant (802) links to each other with the inner wall rotation of barrel (801) through the bearing, barrel (801) rotate through the bearing and link to each other handle (804), the equal rigid coupling of the outer wall one end of handle (804) and the outer wall of first screw rod (803) has umbrella type gear (805), two umbrella type gear (805) intermeshing.

2. The electric fan with the function of detecting the automatic rotation of the human body as claimed in claim 1, wherein: and sliding grooves (5) are processed at two ends of the inner wall of the cylinder body (801).

3. The electric fan with the function of detecting the automatic rotation of the human body as claimed in claim 1, wherein: the outer wall both ends of montant (802) all the rigid coupling have slider (6), two slider (6) slide with the inner wall of two spout (5) respectively and link to each other.

4. The electric fan with the function of detecting the automatic rotation of the human body as claimed in claim 1, wherein: the angle adjusting mechanism (9) is arranged at the bottom of the fan body (7), the angle adjusting mechanism (9) comprises a sliding rail (901), the sliding rail (901) is fixedly connected to the bottom of the fan body (7), the inner wall of the sliding rail (901) is connected with a T-shaped block (902) in a sliding mode, the T-shaped block (902) is connected with a curved bar (903) through a connecting shaft in a rotating mode, one end of the outer wall of the curved bar (903) is fixedly connected with a threaded sleeve (904), the inner wall of the threaded sleeve (904) is connected with a second screw rod (905) in a threaded mode, and the top of the second screw rod (905) is fixedly connected with a handle (906).

5. The electric fan with the function of detecting the automatic rotation of the human body as claimed in claim 1, wherein: the outer wall one end rigid coupling of montant (802) has two supporting seats (10), two supporting seat (10) rotate with second screw rod (905) through the bearing and link to each other.