CN218991916U

CN218991916U - Height-adjustable fan

Info

Publication number: CN218991916U
Application number: CN202222289777.7U
Authority: CN
Inventors: 阳松
Original assignee: Ma'anshan Chenyuda Fan Industry Co ltd
Current assignee: Ma'anshan Chenyuda Fan Industry Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2023-05-09
Anticipated expiration: 2032-08-29

Abstract

The utility model provides a fan with adjustable height, which comprises a base and a fan, wherein a through hole is formed in the middle of the upper surface of the base, a rotating cylinder is arranged in the through hole in a penetrating manner, a first screw rod is connected with the inner thread of the rotating cylinder, a lifting table is rotatably arranged on the upper part of the first screw rod, a movable groove is formed in the lower surface of the lifting table, a movable block is movably arranged in the movable groove, a first connecting plate is fixedly arranged on the lower part of the movable block, a first connecting shaft is rotatably arranged in the middle of the first connecting plate, a limiting rod is movably connected with the first connecting plate through the first connecting shaft, and a second connecting shaft is rotatably arranged on the lower part of the limiting rod. This kind of fan with adjustable height, when the section of thick bamboo rises step by step, can make its lower part laminating with the elevating platform gradually, jack-up the elevating platform upwards, through restriction pole and the movable block of both sides, can effectually improve holistic stationarity, when the elevating platform risees, drive the fan of backing plate and upper portion and shift up to can adjust the height of fan.

Description

Height-adjustable fan

Technical Field

The utility model relates to the technical field of fans, in particular to a fan with adjustable height.

Background

The fan is a machine which relies on input mechanical energy to raise the pressure of gas and discharge the gas, and is a driven fluid machine. The fan is a common short for gas compression and gas conveying machinery in China, and the fan generally comprises a ventilator, a blower and a wind driven generator.

At present, the fan can not be highly adjusted in the use process, so that the fan can not be highly adjusted in the use process, the fan has certain use limitation, and meanwhile, the air outlet can not be aligned with the position needing to be blown, so that the use efficiency of the fan can be influenced.

Therefore, we improve on this and put forward a fan with adjustable height.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a fan with adjustable height, which comprises a base and a fan, wherein a through hole is formed in the middle of the upper surface of the base, a rotating cylinder is installed in the through hole in a penetrating manner, a first screw rod is connected with the inner thread of the rotating cylinder, a lifting table is installed on the upper portion of the first screw rod in a rotating manner, a movable groove is formed in the lower surface of the lifting table, a movable block is movably installed in the movable groove, a first connecting plate is fixedly installed on the lower portion of the movable block, a first connecting shaft is rotatably installed in the middle of the first connecting plate, a limiting rod is movably connected with the first connecting shaft, a second connecting shaft is rotatably installed on the lower portion of the limiting rod, a second connecting plate is movably connected with the limiting rod through the second connecting shaft, a limiting strip is fixedly installed on the side surface of the rotating cylinder, and limiting grooves are formed in two sides of the through hole.

As a preferable technical scheme of the utility model, the number of the movable grooves, the movable blocks and the limiting rods is two, and the two limiting rods are respectively positioned at two sides of the first screw rod and are oppositely arranged.

As a preferable technical scheme of the utility model, the width of the limit groove is matched with the width of the limit strip, and the limit strip is positioned in the limit groove.

As a preferable technical scheme of the utility model, the lower part of the first screw is fixedly provided with a motor, and the output end of the motor is fixedly connected to the lower part of the first screw.

As a preferable technical scheme of the utility model, a second screw rod is rotatably arranged in the lifting platform, a sleeve is connected with the middle part of the second screw rod in a threaded manner, a connecting block is fixedly arranged on the upper part of the sleeve, a base plate is fixedly arranged on the upper part of the connecting block, and the fan is fixedly connected to the upper part of the base plate.

As a preferable technical scheme of the utility model, a limiting opening is formed in the upper surface of the lifting table, the width of the limiting opening is matched with the thickness of the connecting block, the connecting block penetrates through the inside of the limiting opening, and a turntable is fixedly arranged at one end of the second screw rod.

As a preferable technical scheme of the utility model, the lower part of the base is provided with a roller.

The beneficial effects of the utility model are as follows:

1. the fan with adjustable height can synchronously drive the rotating cylinder connected with the first screw rod to rise when the first screw rod rotates, the rotating cylinder can be attached to the lower part of the lifting platform gradually when rising gradually, then the lifting platform is lifted upwards, the movable block at the lower part of the lifting platform can move in the movable groove, the limiting rod can also move at the moment, the overall stability can be effectively improved through the limiting rods and the movable blocks at the two sides, and the backing plate and the fan at the upper part can be driven to move upwards when the lifting platform rises, so that the height of the fan can be adjusted;

2. this kind of fan with adjustable height, when rotating the carousel, can drive the second screw rod and rotate, because of sleeve upper portion connecting block is located the inside of restriction mouth, the second screw rod can drive the sleeve and remove along the second screw rod when rotating, and the sleeve drives the connecting block in step and removes, and the connecting block when removing, can drive backing plate and fan and remove to can adjust the transverse position of fan, improved holistic practicality.

Drawings

The foregoing and other objects, features and advantages of the disclosure will be apparent from the following more particular descriptions of exemplary embodiments of the disclosure as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout exemplary embodiments of the disclosure.

FIG. 1 is an overall view of an adjustable height fan of the present utility model;

FIG. 2 is a front view of an adjustable height fan of the present utility model;

FIG. 3 is a view of the lower part of the lifting platform of the fan with adjustable height.

FIG. 4 is an assembly view of a height adjustable fan lift table of the present utility model.

In the figure: 1. a base; 2. a through hole; 3. a rotating cylinder; 4. a first screw; 5. a lifting table; 6. a movable groove; 7. a movable block; 8. a first connection plate; 9. a first connecting shaft; 10. a restraining bar; 11. a second connecting shaft; 12. a second connecting plate; 13. a blower; 14. a second screw; 15. a sleeve; 16. a connecting block; 17. a restriction port; 18. a backing plate; 19. a turntable; 20. a motor; 21. a roller; 22. a limit bar; 23. and a limit groove.

Detailed Description

Preferred embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Examples: as shown in fig. 1-4, the fan with adjustable height of the utility model comprises a base 1 and a fan 13, wherein a through hole 2 is formed in the middle of the upper surface of the base 1, a rotating cylinder 3 is installed in the through hole 2 in a penetrating manner, a first screw 4 is connected with the inner thread of the rotating cylinder 3, a lifting table 5 is installed on the upper portion of the first screw 4 in a rotating manner, a movable groove 6 is formed in the lower surface of the lifting table 5, a movable block 7 is movably installed in the movable groove 6, a first connecting plate 8 is fixedly installed on the lower portion of the movable block 7, a first connecting shaft 9 is rotatably installed in the middle of the first connecting plate 8, a limiting rod 10 is movably connected to the first connecting plate 8 through the first connecting shaft 9, a second connecting shaft 11 is rotatably installed on the lower portion of the limiting rod 10, a second connecting plate 12 is movably connected to the limiting rod 10 through the second connecting shaft 11, a limiting strip 22 is fixedly installed on the side surface of the rotating cylinder 3, and limiting grooves 23 are formed in the two sides of the through hole 2.

Wherein, the number of the movable groove 6, the movable block 7 and the limiting rods 10 is two, and the two limiting rods 10 are respectively positioned at two sides of the first screw 4 and are oppositely arranged.

The width of the limit groove 23 is matched with the width of the limit bar 22, and the limit bar 22 is located inside the limit groove 23.

Wherein, the lower part of the first screw 4 is fixedly provided with a motor 20, and the output end of the motor 20 is fixedly connected to the lower part of the first screw 4.

The second screw 14 is rotatably installed in the lifting platform 5, a sleeve 15 is in threaded connection with the middle of the second screw 14, a connecting block 16 is fixedly installed on the upper portion of the sleeve 15, a base plate 18 is fixedly installed on the upper portion of the connecting block 16, and the fan 13 is fixedly connected to the upper portion of the base plate 18.

Wherein, limit mouth 17 has been seted up to the upper surface of elevating platform 5, and limit mouth 17 width and the thickness phase-match of connecting block 16, and connecting block 16 runs through in limit mouth 17 inside, and the one end fixed mounting of second screw rod 14 has carousel 19.

Wherein the lower part of the base 1 is provided with rollers 21.

Working principle: when the fan with adjustable height is used, firstly, the motor 20 is started, the output end of the motor 20 is fixedly connected to the lower part of the first screw 4, the first screw 4 can be driven to rotate, when the first screw 4 rotates, the rotating cylinder 3 which is in threaded connection with the first screw can be synchronously driven to ascend, when the rotating cylinder 3 ascends gradually, the rotating cylinder 3 can be attached to the lower part of the lifting table 5 gradually, then the lifting table 5 is lifted upwards, the movable block 7 at the lower part of the lifting table 5 can move in the movable groove 6, the limiting rod 10 can move at the moment, the limiting rod 10 can also move, the limiting rods 10 and the movable block 7 at two sides can effectively improve the overall stability, when the lifting table 5 ascends, the base plate 18 and the fan 13 at the upper part can be driven to move upwards, so that the height of the fan 13 can be adjusted, when the rotating disc 19 rotates, the second screw 14 can be driven to rotate, and the sleeve 15 can be driven to move along the second screw 14 when the sleeve 15 and the sleeve 15 are positioned in the limiting opening 17, the sleeve 15 can be driven to move along the second screw 14, and the sleeve 16 can be synchronously driven to move, and the position of the fan 13 can be synchronously moved, and the fan 13 can be adjusted.

In order to facilitate understanding of the solution and the effects of the embodiments of the present utility model, a specific application example is given below. It will be understood by those of ordinary skill in the art that the examples are for ease of understanding only and that any particular details thereof are not intended to limit the present utility model in any way.

It will be appreciated by persons skilled in the art that the above description of embodiments of the utility model has been given for the purpose of illustrating the benefits of embodiments of the utility model only and is not intended to limit embodiments of the utility model to any examples given.

The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.

Claims

1. The utility model provides a fan of adjustable height, includes base (1) and fan (13), a serial communication port, through-hole (2) have been seted up at the upper surface middle part of base (1), the inside of through-hole (2) runs through and installs rotary drum (3), the inside threaded connection of rotary drum (3) has first screw rod (4), elevating platform (5) are installed in the upper portion rotation of first screw rod (4), movable groove (6) have been seted up to the lower surface of elevating platform (5), movable block (7) have in the inside movable mounting of movable groove (6), first connecting axle (8) have been installed to the lower part fixed mounting of movable block (7), first connecting axle (9) are installed in the middle part rotation of first connecting axle (8), first connecting axle (8) have restriction pole (10) through first connecting axle (9) swing joint, the lower part of restriction pole (10) is rotated and is installed second connecting axle (11), restriction pole (10) have second connecting axle (12) through second connecting axle (11) swing joint, both sides (22) have spacing groove (23) to open side of fixed drum (3).

2. The fan with adjustable height according to claim 1, wherein the number of the movable grooves (6), the movable blocks (7) and the limiting rods (10) is two, and the two limiting rods (10) are respectively arranged on two sides of the first screw (4) and are arranged opposite to each other.

3. The fan with adjustable height according to claim 1, wherein the width of the limit groove (23) is matched with the width of the limit bar (22), and the limit bar (22) is located inside the limit groove (23).

4. The fan with adjustable height according to claim 1, wherein the lower part of the first screw (4) is fixedly provided with a motor (20), and the output end of the motor (20) is fixedly connected to the lower part of the first screw (4).

5. The fan with adjustable height according to claim 1, wherein a second screw rod (14) is rotatably installed in the lifting platform (5), a sleeve (15) is connected to the middle of the second screw rod (14) in a threaded mode, a connecting block (16) is fixedly installed on the upper portion of the sleeve (15), a base plate (18) is fixedly installed on the upper portion of the connecting block (16), and the fan (13) is fixedly connected to the upper portion of the base plate (18).

6. The fan with adjustable height according to claim 5, wherein the upper surface of the lifting platform (5) is provided with a limiting opening (17), the width of the limiting opening (17) is matched with the thickness of the connecting block (16), the connecting block (16) penetrates through the inside of the limiting opening (17), and one end of the second screw (14) is fixedly provided with a rotary disc (19).

7. A fan with adjustable height according to claim 1, characterized in that the lower part of the base (1) is provided with rollers (21).