Combined type electric fan support

Abstract

The utility model discloses a combined type electric fan support which comprises a base and further comprises a supporting column, a supporting cylinder is arranged at the top of the base, the supporting column is arranged at the top of the supporting cylinder in a sliding mode, supporting plates are arranged on the upper surface of the supporting column, a mounting shaft is arranged between the two supporting plates, and the mounting shaft is connected with the supporting cylinder. A fan head is arranged on the mounting shaft, a fixing block is arranged on the base, sliding rails are arranged on the two sides of the outer portion of the supporting cylinder, the fixing block is in sliding fit with the sliding rails, a fixing screw is arranged on the fixing block, a plurality of screw holes are formed in the sliding rails, and the electric fan is installed at the top of the supporting column. The lifting mechanism drives the supporting column to move up and down along the inner wall of the supporting cylinder, the using position of the electric fan can be adjusted conveniently, the fixing rods slide along the inclined grooves and get close to each other, the fixing rods can slide into the fixing grooves to conduct auxiliary supporting on the supporting column, and the supporting column is prevented from shaking up and down in the using process.

Description

Technical Field

[0001] The utility model relates to the technical field of fan brackets, in particular to a combined electric fan bracket. Background Art

[0002] An electric fan is a household appliance that uses electricity to drive the blades to rotate to accelerate the circulation of air. It is mainly used for cooling down and ventilating the air. It is mainly composed of components such as a fan head, blades, a mesh cover and a control device. The fan head includes a motor, front and rear end covers, and a shaking air supply mechanism. The main component of an electric fan is an AC motor. Modern household fans can be divided into ceiling fans, table fans, ventilation fans, rotary fans, air-conditioning fans (i.e. cooling fans), etc. according to their structure.

[0003] Existing household fans are usually of an integrated structure, with a bracket fixedly connected to the fan at the top, which makes disassembly and assembly more troublesome, not conducive to subsequent disassembly and storage, and brings inconvenience to the transportation of household fans. In addition, the adjustment of the electric fan bracket is more inconvenient, and the stability of the electric fan is poor, affecting subsequent normal use. Summary of the invention

[0004] The purpose of the utility model is to provide a combined electric fan bracket to solve the problems raised by the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A combined electric fan bracket comprises a base and also comprises:

[0007] A support column, a support cylinder is arranged on the top of the base, a support column is slidably arranged on the top of the support cylinder, a support plate is arranged on the upper surface of the support column, a mounting shaft is arranged between the two support plates, a fan head is arranged on the mounting shaft, a fixing block is arranged on the base, slide rails are arranged on both sides of the outside of the support cylinder, the fixing block and the slide rail are slidably matched, a fixing screw is arranged on the fixing block, a plurality of screw holes are arranged on the slide rail, and one end of the fixing screw is inserted into the screw hole;

[0008] A support plate, a support plate is slidably provided inside the support tube, a support sleeve is fixedly provided on the support plate, the top end of the support sleeve is fixedly connected to the support column, a plurality of fixing grooves are provided on the outside of the support column, a movable rod is slidably provided on the outside of the support tube, one end of the movable rod penetrates into the inside of the support tube and is provided with a connecting plate, a fixing rod is slidably provided on the outside of the connecting plate, the fixing rod slides into the inside of the fixing groove, a card slot matching with the fixing rod is provided inside the support tube, and oblique grooves are provided at the four corners of the outside of the support tube;

[0009] The lifting mechanism is connected to the support sleeve and can drive the support column to move up and down along the inner wall of the support sleeve.

[0010] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0011] In an optional scheme: the lifting mechanism includes a rotating rod, a worm and a worm wheel, a screw is arranged inside the support tube, a threaded groove matching with the screw is opened at the bottom of the support sleeve, a rotating rod is arranged on the side wall of the support tube, a worm is arranged outside the rotating rod, and a worm wheel matching with the worm is arranged outside the screw.

[0012] In an optional solution: a handle is provided on the outside of the support tube, and one end of the rotating rod passes through the support tube and is fixedly connected to the handle.

[0013] In an optional solution: a fixing frame is arranged outside the support tube, the movable rod is slidably arranged on the fixing frame, a sliding groove is opened on the connecting plate, and the two fixing rods are both slidably arranged inside the sliding groove.

[0014] In an optional solution: a bolt is provided on the fixing block, and one end of the bolt penetrates into the interior of the base.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] The combined electric fan bracket consists of a detachable support tube and a support column. The bracket is easy to disassemble and install, which is convenient for subsequent transportation and assembly of the electric fan. The electric fan is installed on the top of the support column, and the lifting mechanism drives the support column to move up and down along the inner wall of the support tube, which is convenient for adjusting the use position of the electric fan. The fixing rod slides along the inclined groove and approaches each other. The fixing rod can slide into the fixing groove to provide auxiliary support for the support column to prevent the support column from shaking up and down during use. It has strong stability and is safe and reliable to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a combined electric fan bracket.

[0018] Figure 2 It is a cross-sectional view of the support tube in the combined electric fan bracket.

[0019] Figure 3 It is a schematic diagram of the structure of the fixing rod in the combined electric fan bracket.

[0020] Figure 4 It is a schematic diagram of the structure of the connecting plate in the combined electric fan bracket.

[0021] Notes on figure numbers: 1-base, 2-support tube, 201-slot, 202-oblique slot, 3-support column, 4-support plate, 5-fan head, 6-mounting shaft, 7-fixing frame, 8-movable rod, 9-handle, 10-fixing slot, 11-slide rail, 111-screw hole, 12-fixing block, 13-support plate, 14-support sleeve, 15-screw, 16-rotating rod, 17-worm gear, 18-worm, 19-fixing screw, 20-fixing rod, 21-connecting plate, 211-sliding slot, 22-bolt. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail in conjunction with the accompanying drawings and embodiments below; in the drawings or descriptions, similar or identical parts use the same reference numerals, and in actual applications, the shape, thickness or height of each component can be enlarged or reduced. The various embodiments listed in the utility model are only used to illustrate the utility model, and are not used to limit the scope of the utility model. Any obvious modifications or changes made to the utility model do not depart from the spirit and scope of the utility model.

[0023] In one embodiment, Figure 1-4 As shown, a combined electric fan bracket includes a base 1 and also includes:

[0024] A support column 3 is provided on the top of the base 1, and the support column 2 is a hollow square structure. A support column 3 is slidably provided on the top of the support column 2. A support plate 4 is fixedly provided on the upper surface of the support column 3. A mounting shaft 6 is rotatably provided between the two support plates 4. A fan head 5 is provided on the mounting shaft 6. A driving motor, fan blades and an outer fan cover are installed on the fan head 5 to form an electric fan. The support column 2 and the support column 3 support the electric fan. A fixing block 12 is provided on the base 1. Two fixing blocks 12 are located on both sides of the support cylinder 2. Both sides of the outside of the support cylinder 2 are provided with slide rails 11. The fixing block 12 is slidably matched with the slide rail 11. A fixing screw 19 is provided on the fixing block 12. A plurality of screw holes 111 are provided on the slide rail 11. One end of the fixing screw 19 penetrates into the screw hole 111. The support cylinder 2 and the slide rail 11 slide along the fixing block 12. The installation position between the support cylinder 2 and the base 1 can be adjusted, and the support cylinder 2 is fixed by the fixing bolt 19.

[0025] A support plate 13 is slidably provided inside the support tube 2, a support sleeve 14 is fixedly provided on the support plate 13, the top of the support sleeve 14 is fixedly connected to the support column 3, a plurality of fixing grooves 10 are provided on the outside of the support column 3, a movable rod 8 is slidably provided on the outside of the support tube 2, one end of the movable rod 8 penetrates into the inside of the support tube 2 and is provided with a connecting plate 21, a fixing rod 20 is slidably provided on the outside of the connecting plate 21, the fixing rod 20 slides into the inside of the fixing groove 10, and a fixing groove 10 is provided inside the support tube 2. The connecting plate 21 and the fixing rod 20 are driven by the movable rod 8 to approach the supporting column 3, and one end of the two fixing rods 20 slides along the inclined groove 202. The two fixing rods 20 are close to each other, so that the fixing rods 20 can slide into the fixing groove 10, and one end of the fixing rod 20 penetrates into the slot 201. The supporting column 3 is supported by two groups of fixing rods 20 to prevent the supporting column 3 from sliding up and down when in use, thereby ensuring the stability of the electric fan above the supporting column 3 when in use;

[0026] The lifting mechanism is connected to the support sleeve 14 and can drive the support column 3 to move up and down along the inner wall of the support tube 2.

[0027] The combined electric fan bracket drives the support column 3 to move up and down along the inner wall of the support tube 2 through the lifting mechanism, so as to facilitate the adjustment of the use position of the electric fan on the top of the support column 3. After the adjustment is completed, the movable rod 8 is pressed into the inside of the support tube 2, and the fixed rod 20 slides along the inclined groove 202 and approaches each other, so that the fixed rod 20 can slide into the fixed groove 10 to provide auxiliary support for the support column 3 and prevent the support column 3 from shaking up and down during use. As an embodiment, the left and right, up and down positions of the various components given in the accompanying drawings are only an arrangement method, and the specific position is set according to specific needs.

[0028] In one embodiment, Figure 1-2 As shown, the lifting mechanism includes a rotating rod 16, a worm 18 and a worm wheel 17. A screw 15 is rotatably arranged inside the support tube 2. A threaded groove matching the screw 15 is provided at the bottom of the support sleeve 14. A rotating rod 16 is rotatably arranged on the side wall of the support tube 2. A worm 18 is arranged outside the rotating rod 16. A worm wheel 17 matching the worm 18 is arranged outside the screw 15. The screw 15 is driven to rotate by the rotating rod 16, and the screw 15 drives the support sleeve 14 to move up and down.

[0029] In one embodiment, Figure 1-2 As shown, a handle 9 is provided on the outside of the support tube 2 , and one end of the rotating rod 16 passes through the support tube 2 and is fixedly connected to the handle 9 .

[0030] In one embodiment, Figure 1-3As shown, a fixing frame 7 is arranged outside the support tube 2, the movable rod 8 is slidably arranged on the fixing frame 7, a sliding groove 211 is opened on the connecting plate 21, the two fixing rods 20 are both slidably arranged inside the sliding groove 211, and a chamfer is arranged at one end of the fixing rod 20 close to the inclined groove 202.

[0031] In one embodiment, Figure 1-2 As shown, a bolt 22 is provided on the fixing block 12 , one end of the bolt 22 penetrates into the interior of the base 1 , and the fixing block 12 is fixedly mounted on the base 1 by the bolt 22 .

[0032] The above embodiment of the utility model provides a combined electric fan bracket, in which the support tube 2 is slid between the two fixed blocks 12, and the support tube 2 and the base 1 are fixed by the fixing bolts 19. The electric fan body is installed on the top of the support column 3, and the support column 3 is downwardly placed into the support tube 2. The handle 9 drives the rotating rod 16 to rotate, and the rotating rod 16 drives the screw 15 to rotate through the engagement of the worm gear 17 and the worm 18. The screw 15 drives the support sleeve 14 to move up and down, so that the use height of the electric fan can be adjusted. After the adjustment is completed, the movable rod 8 is pressed into the support tube 2, and the fixed rod 20 slides along the inclined groove 202 and approaches each other. The fixed rod 20 can slide into the fixed groove 10 to provide auxiliary support for the support column 3.

[0033] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A combined electric fan bracket, comprising a base, characterized in that: Also includes: A support column, a support cylinder is arranged on the top of the base, a support column is slidably arranged on the top of the support cylinder, a support plate is arranged on the upper surface of the support column, a mounting shaft is arranged between the two support plates, a fan head is arranged on the mounting shaft, a fixing block is arranged on the base, slide rails are arranged on both sides of the outside of the support cylinder, the fixing block and the slide rail are slidably matched, a fixing screw is arranged on the fixing block, a plurality of screw holes are arranged on the slide rail, and one end of the fixing screw is inserted into the screw hole; A support plate, a support plate is slidably provided inside the support tube, a support sleeve is fixedly provided on the support plate, the top end of the support sleeve is fixedly connected to the support column, a plurality of fixing grooves are provided on the outside of the support column, a movable rod is slidably provided on the outside of the support tube, one end of the movable rod penetrates into the inside of the support tube and is provided with a connecting plate, a fixing rod is slidably provided on the outside of the connecting plate, the fixing rod slides into the inside of the fixing groove, a card slot matching with the fixing rod is provided inside the support tube, and oblique grooves are provided at the four corners of the outside of the support tube; The lifting mechanism is connected to the support sleeve and can drive the support column to move up and down along the inner wall of the support sleeve.

2. The combined electric fan bracket according to claim 1, characterized in that: The lifting mechanism includes a rotating rod, a worm and a worm wheel. A screw is arranged inside the support tube, a threaded groove matching with the screw is opened at the bottom of the support sleeve, a rotating rod is arranged on the side wall of the support tube, a worm is arranged outside the rotating rod, and a worm wheel matching with the worm is arranged outside the screw.

3. The combined electric fan bracket according to claim 2, characterized in that: A handle is arranged outside the support tube, and one end of the rotating rod passes through the support tube and is fixedly connected to the handle.

4. The combined electric fan bracket according to claim 1, characterized in that: A fixing frame is arranged outside the support tube, the movable rod is slidably arranged on the fixing frame, a sliding groove is opened on the connecting plate, and the two fixing rods are both slidably arranged inside the sliding groove.

5. The combined electric fan bracket according to claim 1, characterized in that: The fixing block is provided with a bolt, and one end of the bolt penetrates into the interior of the base.

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