Industrial ceiling fan

Abstract

The utility model provides an industrial ceiling fan which comprises a mounting seat, an extension rod, a motor and fan blades, the mounting seat is used for being mounted on a roof or a cross beam, one end of the extension rod is connected with the mounting seat, the other end of the extension rod is connected with the motor through an adapter, the extension rod is a round pipe, connecting pieces are arranged at the two ends of the extension rod, and the fan blades are arranged on the extension rod. The connecting piece is of a U-shaped structure and is provided with an abutting plane and an abutting cambered surface, the abutting plane is used for making surface contact with the mounting base or the adapter, and the abutting cambered surface is used for making surface contact with the extension rod. Compared with the prior art, the industrial ceiling fan has the advantages that the overall attractiveness is improved, the extension rod can be stably connected with the mounting seat and the motor, and the stability of the industrial ceiling fan is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to an industrial ceiling fan and belongs to the field of industrial equipment. BACKGROUND

[0002] The industrial ceiling fan is widely used in industrial plants, logistics and warehousing, waiting rooms, exhibition halls, stadiums, supermarkets and other high spaces, and serves as a common industrial machine for space ventilation and personnel cooling. It can push a large amount of airflow to the ground to form a certain height of airflow layer horizontal movement, thereby promoting overall air circulation, and is widely welcomed in the market.

[0003] The extension rod of the existing industrial ceiling fan is usually a square tube, which can stably connect the mounting seat and the motor. However, in specific places, such as when using the ceiling fan in a shopping mall, the design of the square tube will make the entire ceiling fan not beautiful, affecting the visual experience of customers.

[0004] Therefore, it is necessary to improve the existing industrial ceiling fan to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims to provide an industrial ceiling fan, which improves the appearance on the basis of stably connecting the mounting seat and the motor.

[0006] To achieve the above-mentioned purpose, the utility model provides an industrial ceiling fan, which comprises a mounting seat, an extension rod, a motor and a fan blade. The mounting seat is used for mounting to the roof or the crossbeam. One end of the extension rod is connected with the mounting seat, and the other end is connected with the motor through an adapter. The extension rod is a round tube. Both ends of the extension rod are provided with connectors. The connector is a U-shaped structure, which is provided with an abutting plane and an abutting arc surface. The abutting plane is used for surface contact with the mounting seat or the adapter. The abutting arc surface is used for surface contact with the extension rod.

[0007] As a further improvement of the utility model, the connector is provided with a first connecting arm and a second connecting arm and a third connecting arm which are perpendicular to the two ends of the first connecting arm. The abutting plane is the outer surface of the first connecting arm. The abutting arc surface is connected between the second connecting arm and the third connecting arm.

[0008] As a further improvement of the utility model, the connector connecting the extension rod and the mounting seat is defined as the first connector, and the connector connecting the extension rod and the adapter is defined as the second connector. The first connector is provided with two and is oppositely arranged to jointly clamp the extension rod. The second connector is also provided with two and is oppositely arranged to jointly clamp the extension rod.

[0009] As a further improvement of the utility model, the first interval is formed between the two first connecting pieces, the second interval is formed between the two second connecting pieces, and the extension direction of the first interval is perpendicular to the extension direction of the second interval.

[0010] As a further improvement of the utility model, the first connecting piece is provided with a first assembly hole and a second assembly hole penetrating the abutting plane and the abutting arc surface, the mounting seat is correspondingly provided with a first mounting hole matched with the first assembly hole and a first mounting groove matched with the second assembly hole, and the extension rod is also correspondingly provided with a first through hole matched with the first assembly hole and a second through hole matched with the second assembly hole.

[0011] As a further improvement of the utility model, the first assembly hole and the second assembly hole are arranged in an up-down manner.

[0012] As a further improvement of the utility model, the second connecting piece is provided with a third assembly hole and a fourth assembly hole penetrating the abutting plane and the abutting arc surface, the adapter is correspondingly provided with a second mounting hole matched with the third assembly hole and a second mounting groove matched with the fourth assembly hole, and the extension rod is also correspondingly provided with a third through hole matched with the third assembly hole and a fourth through hole matched with the fourth assembly hole.

[0013] As a further improvement of the utility model, the third assembly hole and the fourth assembly hole are arranged in an up-down manner.

[0014] As a further improvement of the utility model, the adapter is arranged in a U shape and comprises a first arm connected with the motor and a second arm and a third arm extending from both ends of the first arm in the same direction, and the abutting plane is in surface contact with the second arm and the third arm.

[0015] The industrial ceiling fan has the advantages that the extension rod is arranged in a circular tube shape, the overall appearance of the industrial ceiling fan is improved, the circular tube-shaped extension rod and the mounting seat / adapter are connected through the connecting pieces, the extension rod can be stably connected with the mounting seat and the motor, and the stability of the industrial ceiling fan is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a perspective view of the industrial ceiling fan of the utility model.

[0017] Figure 2 is Figure 1 a perspective view after the fan blades are removed.

[0018] Figure 3 is Figure 2 a partial exploded view.

[0019] Figure 4 is Figure 3 is an exploded view of the extension rod in the

[0020] Figure 5 is Figure 3 is an exploded view of the first connecting piece and the second connecting piece in the DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model will be described in detail below with the help of the drawings and specific embodiments.

[0022] As Figure 1 and Figure 2 shown, the utility model discloses an industrial ceiling fan 100, including mounting seat 1, extension rod 2, fan hub 3, motor 4 and fan blade 5. Among them, fan hub 3, motor 4 and fan blade 5 are fixed in the installation position through the cooperation of mounting seat 1 and extension rod 2, further through motor 4 drive fan hub 3 and fan blade 5 rotation, realize space ventilation and personnel cooling.

[0023] Specifically, the mounting seat 1 is installed on the roof or beam through bolt, the upper end of the extension rod 2 is connected with the mounting seat 1 through fastener, and the lower end is connected with motor 4 through adapter 22 and fastener. Optionally, the length of the extension rod 2 can be set to be adjustable to facilitate adjusting the working height of the industrial ceiling fan 100, effectively improve the practicability of the industrial ceiling fan 100.

[0024] The fan hub 3 and the motor 4 are sequentially installed at the end of the extension rod 2 from top to bottom, and the fan hub 3 is drivingly connected with the motor 4. Generally, the fan hub 3 has an annular locking portion 31 and a protruding portion 32 formed radially from the outer peripheral edge of the locking portion 31, the protruding portion 32 is provided with a plurality of protruding portions 32, and the plurality of protruding portions 32 are arranged at equal intervals to connect the fan blade 5.

[0025] As Figures 2 to 5 shown, the extension rod 2 is a circular tube, both ends of the extension rod 2 are provided with connecting pieces 21, the connecting piece 21 is a U-shaped structure, is provided with abutting plane 211 and abutting arc surface 212, the abutting plane 211 is used for surface contact with the mounting seat 1 or the adapter 22, and the abutting arc surface 212 is used for surface contact with the extension rod 2. In this way, the mounting seat 1 and the adapter 22 can be connected by the circular tube-shaped extension rod 2, and the connection stability of the extension rod 2 can be ensured.

[0026] Specifically, the connecting piece 21 is provided with a first connecting arm 213 and a second connecting arm 214 and a third connecting arm 215 which are arranged perpendicularly to two ends of the first connecting arm 213, the abutting plane 211 is an outer surface of the first connecting arm 213, and the abutting curved surface 212 is connected between the second connecting arm 214 and the third connecting arm 215.

[0027] The connecting piece connecting the extension rod 2 and the mounting base 1 is defined as a first connecting piece 216, and the connecting piece connecting the extension rod 2 and the adapter 22 is defined as a second connecting piece 217, the first connecting piece 216 is provided with two opposite connecting pieces to jointly clamp the extension rod 2, and the second connecting piece 217 is also provided with two opposite connecting pieces to jointly clamp the extension rod 2.

[0028] The first connecting piece 216 is provided with a first assembly hole 2161 and a second assembly hole 2162 which penetrate the abutting plane 211 and the abutting curved surface 212 at the same time, the mounting base 1 is correspondingly provided with a first mounting hole matched with the first assembly hole 2161 and a first mounting groove matched with the second assembly hole 2162, and the extension rod 2 is also correspondingly provided with a first through hole 201 matched with the first assembly hole 2161 and a second through hole 202 matched with the second assembly hole 2162. Thus, during installation, a fastener can be sequentially passed through the first mounting hole, the first assembly hole 2161 and the first through hole 201, and then another fastener can be sequentially passed through the first mounting groove, the second assembly hole 2162 and the second through hole 202, so as to fix the first connecting piece 216 between the mounting base 1 and the extension rod 2, thereby ensuring the installation stability between the mounting base 1 and the extension rod 2.

[0029] Optionally, the first assembly hole 2161 and the second assembly hole 2162 are arranged in an up-down manner, the first through hole 201 and the second through hole 202 are also arranged in an up-down manner, and the first mounting hole and the first mounting groove are also arranged in an up-down manner, so that the contact area between the extension rod 2 and the first connecting piece 216 can be increased, and the contact area between the first connecting piece 216 and the mounting base 1 can also be increased.

[0030] The second connecting piece 217 is provided with a third assembly hole 2171 and a fourth assembly hole 2172 penetrating the abutting plane 211 and the abutting curved surface 212 at the same time, the adapter 22 is correspondingly provided with a second mounting hole matched with the third assembly hole 2171 and a second mounting slot matched with the fourth assembly hole 2172, and the extension rod 2 is also correspondingly provided with a third through hole 203 matched with the third assembly hole 2171 and a fourth through hole 204 matched with the fourth assembly hole 2172. In this way, when being installed, the second connecting piece 217 can be fixed between the adapter 22 and the extension rod 2 by using fasteners to sequentially pass through the second mounting hole, the third assembly hole 2171 and the third through hole 203, and then using fasteners to sequentially pass through the second mounting slot, the fourth assembly hole 2172 and the fourth through hole 204, so as to ensure the installation stability between the adapter 22 and the extension rod 2.

[0031] Optionally, the third assembly hole 2171 and the fourth assembly hole 2172 are arranged in an up-down manner, the third through hole 203 and the fourth through hole 204 are also arranged in an up-down manner, and the second mounting hole and the second mounting slot are also arranged in an up-down manner, so that the contact area between the extension rod 2 and the second connecting piece 217 can be increased, and the contact area between the second connecting piece 217 and the adapter 22 can also be increased.

[0032] In the embodiment, the two first connecting pieces 216 are oppositely arranged, and a first interval 218 is formed between the two first connecting pieces 216; the two second connecting pieces 217 are also oppositely arranged, and a second interval 219 is formed between the two second connecting pieces 217, and the extension direction of the first interval 218 is perpendicular to the extension direction of the second interval 219. In this way, all surfaces of the extension rod 2 can be clamped and fixed in different directions, further enhancing the stability of the extension rod 2. Of course, in other embodiments, the extension direction of the first interval 218 and the extension direction of the second interval 219 can also be not perpendicular, as long as all surfaces of the extension rod 2 can be clamped and fixed in different directions, which is not limited here.

[0033] The adapter 22 is arranged in a U shape and includes a first arm connected with the motor 4 and a second arm and a third arm extending from both ends of the first arm in the same direction, and the abutting planes 211 of the two second connecting pieces 217 are respectively in surface contact with the corresponding second arm and third arm, thereby increasing the connection stability between the second connecting piece 217 and the adapter 22.

[0034] The structures of the motor 4 and the fan blade 5 can adopt existing technical solutions, and therefore the specific structures of the motor 4 and the fan blade 5 are not described in detail here.

[0035] In summary, the industrial ceiling fan 100 improves the overall aesthetic of the industrial ceiling fan 100 by setting the extension rod 2 into a circular tube shape; in addition, the extension rod 2 and the mounting seat 1 / adaptor 22 in a circular tube shape are connected through the connecting piece 21, so that the extension rod 2 can stably connect the mounting seat 1 and the motor 4, ensuring the stability of the industrial ceiling fan 100.

[0036] The above embodiments are only used to illustrate the technical solutions of the present application and are not limited. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application.

Claims

1. An industrial ceiling fan, comprising a mounting base, an extension rod, a motor, and fan blades, wherein the mounting base is for mounting to a roof or beam, one end of the extension rod is connected to the mounting base, and the other end is connected to the motor via an adapter, characterized in that: The extension rod is a round tube, and both ends of the extension rod are provided with connectors. The connectors are U-shaped structures with abutting planes and abutting arc surfaces. The abutting planes are used to contact the mounting base or the adapter surface, and the abutting arc surfaces are used to contact the extension rod surface.

2. The industrial ceiling fan according to claim 1, characterized in that: The connector has a first connecting arm and a second connecting arm and a third connecting arm that are perpendicular to both ends of the first connecting arm. The abutting plane is the outer surface of the first connecting arm, and the abutting arc surface is connected between the second connecting arm and the third connecting arm.

3. The industrial ceiling fan according to claim 1, characterized in that: The connector connecting the extension rod and the mounting base is defined as the first connector, and the connector connecting the extension rod and the adapter is defined as the second connector. There are two first connectors arranged opposite each other to jointly clamp the extension rod, and there are also two second connectors arranged opposite each other to jointly clamp the extension rod.

4. The industrial ceiling fan according to claim 3, characterized in that: A first gap is formed between the two first connectors, and a second gap is formed between the two second connectors, wherein the extending direction of the first gap is perpendicular to the extending direction of the second gap.

5. The industrial ceiling fan according to claim 3, characterized in that: The first connector is provided with a first mounting hole and a second mounting hole that simultaneously penetrate the abutting plane and the abutting arc surface. The mounting base is provided with a first mounting hole adapted to the first mounting hole and a first mounting groove adapted to the second mounting hole. The extension rod is also provided with a first through hole adapted to the first mounting hole and a second through hole adapted to the second mounting hole.

6. The industrial ceiling fan according to claim 5, characterized in that: The first assembly hole and the second assembly hole are arranged vertically.

7. The industrial ceiling fan according to claim 3, characterized in that: The second connector is provided with a third mounting hole and a fourth mounting hole that simultaneously penetrate the abutting plane and the abutting arc surface. The adapter is provided with a second mounting hole adapted to the third mounting hole and a second mounting groove adapted to the fourth mounting hole. The extension rod is also provided with a third through hole adapted to the third mounting hole and a fourth through hole adapted to the fourth mounting hole.

8. The industrial ceiling fan according to claim 7, characterized in that: The third and fourth assembly holes are arranged vertically.

9. The industrial ceiling fan according to claim 1, characterized in that: The adapter is U-shaped and includes a first arm connected to the motor and a second and a third arm extending in the same direction from both ends of the first arm. The abutment plane is in contact with the surfaces of the second and third arms.

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