CN214092372U

CN214092372U - Multi-gear electric fan with double-layer self-locking structure

Info

Publication number: CN214092372U
Application number: CN202021676492.3U
Authority: CN
Inventors: 冼锡彬
Original assignee: Junte Electrical Appliances Co ltd
Current assignee: Junte Electrical Appliances Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-08-31
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a multi-gear electric fan with a double-layer self-locking structure, which comprises a chassis, a lower branch pipe, an upper branch pipe, a big body branch pipe and a mounting support arm; the chassis is characterized in that a lower branch pipe is fixedly mounted at the center of the top of the chassis, a first inner joint is arranged at the top end of the lower branch pipe, and a second locking knob is fixedly mounted on one side of the first inner joint. The utility model discloses set up the lower branch pipe, the upper branch pipe, big body branch pipe, first locking knob and second locking knob, through the lower branch pipe, upper branch pipe and big body branch pipe make this electric fan have double-deck adjustment mechanism, pull upper branch pipe or pull big body branch pipe all can highly adjust the device, after the altitude mixture control of this electric fan is accomplished, can fix upper branch pipe and big body branch pipe through rotatory first locking knob or second locking knob, fixed mode is also comparatively convenient, not only satisfy pleasing to the eye but also simple to operate.

Description

Multi-gear electric fan with double-layer self-locking structure

Technical Field

The utility model relates to an electric fan technical field specifically is a many grades of electric fans with double-deck auto-lock structure.

Background

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

The existing electric fan has the defects that:

1. the existing electric fan is generally provided with three gears, and the requirements of different use environments cannot be met.

2. The existing electric fan is generally of a single-layer structure, the height adjustment is not convenient enough, the electric fan is fixed through bolts, the fixation is not convenient enough, and therefore the multi-gear electric fan with the double-layer self-locking structure is provided to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a many grades of position electric fans with double-deck auto-lock structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-gear electric fan with a double-layer self-locking structure comprises a chassis, a lower branch pipe, an upper branch pipe, a main body branch pipe and a mounting support arm; a lower branch pipe is fixedly installed at the central position of the top of the chassis, a first inner joint is arranged at the top end of the lower branch pipe, a second locking knob is fixedly installed at one side of the first inner joint, an upper branch pipe is inserted into the top of the lower branch pipe, a second inner joint is arranged at the top end of the upper branch pipe, a first locking knob is fixedly installed at one side of the second inner joint, a main body branch pipe is inserted into the top of the second inner joint, an outer joint is arranged at the bottom of the main body branch pipe, a key switch plate is arranged at one side of the main body branch pipe, a plug is connected with the other side of the main body branch pipe through a lead, an installation support arm is arranged at the top end of the main body branch pipe, a motor is fixedly installed at the top end of the installation support arm, a rear net is sleeved on one side of the motor, a front net is fixedly installed at the front side of the rear net through a net ring, and a rotating shaft at the front end of the motor is fixedly installed with fan blades, the fan blades are positioned in a frame formed by the rear net and the front net.

Preferably, the piano keyboard switch board is provided with five groups of keys, namely a timing key, a shaking key, a wind speed key and an on-off key, the piano keyboard switch board is provided with a button board on one side, and the decorative board is arranged on one side of the button board.

Preferably, the outer side of the motor is sleeved with a rear lining, the front end of the rear lining is provided with a front lining, the central position of the front lining is fixedly provided with a net nut, and a rotating shaft of the motor is fixedly provided with a lock nut.

Preferably, the bottom of the chassis is provided with black glue, and a seven-shaped screw is fixedly mounted at the center of the bottom of the black glue.

Preferably, the top end of the mounting support arm is provided with a support arm end, and a support arm positioning piece is arranged at a position corresponding to the support arm end on one side of the mounting support arm.

Preferably, a decorative inner ring is clamped in the center of the front side of the front net, and a decorative outer ring is clamped in the outer side of the decorative inner ring.

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

1. the utility model discloses an adopt four to keep off on the key switch board, increase a fender position, keep off the position for wind class, in the service environment of difference, people can keep off the position through wind class and adjust strong wind or if wind to the air output of fan can be better satisfy user's needs, the design is more humanized.

2. The utility model discloses set up the lower branch pipe, the upper branch pipe, big body branch pipe, first locking knob and second locking knob, through the lower branch pipe, upper branch pipe and big body branch pipe make this electric fan have double-deck adjustment mechanism, pull upper branch pipe or pull big body branch pipe all can highly adjust the device, after the altitude mixture control of this electric fan is accomplished, can fix upper branch pipe and big body branch pipe through rotatory first locking knob or second locking knob, fixed mode is also comparatively convenient, not only satisfy pleasing to the eye but also simple to operate.

Drawings

Fig. 1 is an explosion diagram of the present invention.

In the figure: 1. a chassis; 101. black glue; 102. a seven-shaped screw; 2. a lower branch pipe; 3. a first inner joint; 4. an upper branch pipe; 5. a second inner joint; 6. a trunk branch pipe; 7. a piano keyboard switch plate; 701. a button plate; 702. a decorative plate; 8. an outer joint; 9. a plug; 10. mounting a support arm; 1001. the end of the support arm; 1002. A support arm positioning sheet; 11. a motor; 1101. a back lining; 1102. a front liner; 1103. a net nut; 1104. locking a nut; 12. a rear net; 13. a net ring; 14. a fan blade; 15. a front net; 1501. decorating the inner ring; 1502. decorating the outer ring; 16. a first locking knob; 17. a second locking knob.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the present invention provides an embodiment: a multi-gear electric fan with a double-layer self-locking structure comprises a chassis 1, a lower branch pipe 2, an upper branch pipe 4, a main body branch pipe 6 and a mounting support arm 10; a lower support pipe 2 is fixedly arranged at the central position of the top of the chassis 1 through a thread structure, the chassis 1 is used for fixedly supporting the electric fan, a first inner joint 3 is arranged at the top end of the lower support pipe 2, a second locking knob 17 is fixedly arranged at one side of the first inner joint 3 through a thread structure, the second locking knob 17 is screwed for fixing the upper support pipe 4, the upper support pipe 4 is inserted into the top of the lower support pipe 2, the height of the electric fan can be adjusted through the upper support pipe 4 inserted into the lower support pipe 2 in a drawing mode, a second inner joint 5 is arranged at the top end of the upper support pipe 4, a first locking knob 16 is fixedly arranged at one side of the second inner joint 5 through a thread structure, the first locking knob 16 is used for fixing the large support pipe 6, the large support pipe 6 is inserted into the top of the second inner joint 5, and the height of the electric fan can also be adjusted through the large support pipe 6 inserted into the upper support pipe 4 in a drawing mode, the bottom of the big body branch pipe 6 is provided with an external joint 8, the external joint 8 is used for being connected with the second internal joint 5, one side of the big body branch pipe 6 is provided with a key switch plate 7, the key switch plate 7 is used for controlling the working state of the electric fan, the other side of the big body branch pipe 6 is connected with a plug 9 through a lead, the electric fan is connected with a power supply through the plug 9, the top end of the big body branch pipe 6 is provided with a mounting support arm 10, the mounting support arm 10 is used for adjusting the direction of the fan blade 14, the top end of the mounting support arm 10 is provided with a motor 11, the motor 11 is used for driving the fan blade 14 to rotate for blowing, one side of the motor 11 is sleeved with a rear net 12, the front side of the rear net 12 is fixedly provided with a front net 15 through a net ring 13, the rear net 12 and the front net 15 form a protective cover for protecting the fan blade 14, the fan blade 14 is fixedly arranged on a rotating shaft at the front end of the motor 11, and wind power is generated in the rotating process of the fan blade 14, the fan blades 14 are positioned inside a frame formed by the rear net 12 and the front net 15.

Further, be equipped with five groups of buttons on key switch board 7, be the timing key respectively, the key of shaking the head, wind type key, wind speed key and on-off key, according to the use needs, personnel can set for operating time through the timing key, can control the work of shaking the head through the motor 11 of the key of shaking the head on installation support arm 10, control strong wind or weak wind through wind type key, control the slew rate of fan blade 14 through wind speed key, the on-off key is pressed, this electric fan circular telegram, one side of key switch board 7 is equipped with button plate 701, button plate 701 corresponds to be equipped with five groups of buttons on key switch board 7, the personnel of being convenient for control, one side of button plate 701 is equipped with decorative board 702, decorative board 702 plays and decorates pleasing to the eye effect.

Further, a rear bushing 1101 is sleeved outside the motor 11, a front bushing 1102 is arranged at the front end of the rear bushing 1101, a net nut 1103 is fixedly installed at the center of the front bushing 1102 through a threaded structure, a lock nut 1104 is fixedly installed on a rotating shaft of the motor 11 through a threaded structure, the rear net 12 is clamped on the front bushing 1102, then the net nut 1103 is screwed on the front bushing 1102 to fix the rear net 12, the fan blade 14 is inserted into the rotating shaft of the motor 11, and then the lock nut 1104 is screwed on the rotating shaft of the motor 11 to fix the fan blade 14.

Further, the bottom of the chassis 1 is provided with a black glue 101, the black glue 101 ensures the stability of the contact between the chassis 1 and the ground, a seven-shaped screw 102 is fixedly installed at the center of the bottom of the black glue 101 through a threaded structure, and the lower support pipe 2 is fixed by screwing the seven-shaped screw 102 after the lower support pipe 2 is inserted into the center of the top of the chassis 1.

Further, the top of installation support arm 10 is equipped with support arm end 1001, and the inserted bar of motor 11 bottom is fixed with inserting on support arm end 1001, and support arm end 1001 can drive motor 11 and rotate, and the position department that installation support arm 10 one side and support arm end 1001 correspond is equipped with support arm locating piece 1002, and support arm end 1001 can rotate about installing support arm 10 and adjust the fan direction, then can fix support arm end 1001 through support arm locating piece 1002.

Furthermore, a decorative inner ring 1501 is clamped in the center of the front side of the front net 15, a decorative outer ring 1502 is clamped in the outer side of the decorative inner ring 1501, and the decorative inner ring 1501 and the decorative outer ring 1502 mainly play a role in decoration and beauty.

The working principle is as follows: during the use, personnel can adjust the height of this electric fan through pull upper branch pipe 4 or main body branch pipe 6, then screw up first locking knob 16 and second locking knob 17 and fix main body branch pipe 6 and upper branch pipe 4, then connect the power through plug 9, press the on-off key, this electric fan circular telegram, then according to the environment needs of use, the staff can set for operating time through the timing key on key switch board 7, the work of shaking the head of motor 11 on the key control installation support arm 10 of shaking the head, strong wind or weak wind is controlled to the wind type key, through the rotation rate of wind speed key control fan blade 14.

The details of the present invention are well known to those skilled in the art.

Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a many grades of position electric fans with double-deck auto-lock structure which characterized in that: comprises a chassis (1), a lower support pipe (2), an upper support pipe (4), a main body branch pipe (6) and a mounting support arm (10); a lower branch pipe (2) is fixedly mounted at the central position of the top of the chassis (1), a first inner joint (3) is arranged at the top end of the lower branch pipe (2), a second locking knob (17) is fixedly mounted on one side of the first inner joint (3), an upper branch pipe (4) is inserted into the top of the lower branch pipe (2), a second inner joint (5) is arranged at the top end of the upper branch pipe (4), a first locking knob (16) is fixedly mounted on one side of the second inner joint (5), a big body branch pipe (6) is inserted into the top of the second inner joint (5), an outer joint (8) is arranged at the bottom of the big body branch pipe (6), a key switch plate (7) is arranged on one side of the big body branch pipe (6), a plug (9) is connected to the other side of the big body branch pipe (6) through a lead, and a mounting support arm (10) is arranged at the top end of the big body branch pipe (6), the utility model discloses a fan blade of a motor, including installation support arm (10), one side cover of motor (11) has back net (12), the front side of back net (12) is through net circle (13) fixed mounting preceding net (15), fixed mounting has fan blade (14) in the axis of rotation of motor (11) front end, fan blade (14) are located inside the frame that back net (12) and preceding net (15) are constituteed.

2. The multi-gear electric fan with the double-layer self-locking structure according to claim 1, characterized in that: the novel piano keyboard is characterized in that five groups of keys are arranged on the piano keyboard switch plate (7), namely a timing key, a shaking key, a wind speed key and an on-off key, a button plate (701) is arranged on one side of the piano keyboard switch plate (7), and a decorative plate (702) is arranged on one side of the button plate (701).

3. The multi-gear electric fan with the double-layer self-locking structure according to claim 1, characterized in that: the outer side of the motor (11) is sleeved with a rear lining (1101), the front end of the rear lining (1101) is provided with a front lining (1102), the central position of the front lining (1102) is fixedly provided with a net nut (1103), and a rotating shaft of the motor (11) is fixedly provided with a lock nut (1104).

4. The multi-gear electric fan with the double-layer self-locking structure according to claim 1, characterized in that: the bottom of the chassis (1) is provided with a black glue (101), and a seven-character screw (102) is fixedly mounted at the central position of the bottom of the black glue (101).

5. The multi-gear electric fan with the double-layer self-locking structure according to claim 1, characterized in that: the top of installation support arm (10) is equipped with support arm end (1001), the position department that installation support arm (10) one side and support arm end (1001) correspond is equipped with support arm locating plate (1002).

6. The multi-gear electric fan with the double-layer self-locking structure according to claim 1, characterized in that: the center of the front side of the front net (15) is clamped with a decorative inner ring (1501), and the outer side of the decorative inner ring (1501) is clamped with a decorative outer ring (1502).