Ultra-thin pipeline fan

Abstract

The utility model relates to the technical field of pipeline fans, in particular to an ultra-thin pipeline fan which comprises a shell, telescopic grooves are formed in the outer wall of the shell, telescopic plates are installed in the multiple telescopic grooves, linkage grooves are formed in the outer walls of the two sides of each telescopic plate, moving grooves are formed in the shell, and sliding grooves are formed in the inner walls of the multiple moving grooves. The number of the sliding grooves is two, communicating grooves are formed in the two sides of the inner walls of the multiple telescopic grooves correspondingly, the telescopic grooves communicate with the sliding grooves through the communicating grooves, moving plates are arranged in the multiple moving grooves correspondingly, sliding rods are fixedly connected to the outer walls of the moving plates, the number of the sliding rods is two, and linkage rods are fixedly connected to the opposite faces of the two sliding rods correspondingly. The other ends of the linkage rods are located in the linkage grooves, the inner walls of the multiple moving grooves are movably connected with lead screws, and the other ends of the lead screws are fixedly connected with rotary knobs. According to the utility model, wall damage caused by trepanning on the wall is avoided, the process is simple, and the operation is convenient.

Description

Technical Field

[0001] The utility model relates to the field of duct fans, in particular to an ultra-thin duct fan. Background Art

[0002] The ultra-thin duct fan is a type of duct fan, which is characterized by its ultra-thin design, which allows it to take up less space during installation and use, and may be more suitable for some occasions with special requirements for space.

[0003] Duct fans are usually installed on indoor walls. When installing existing duct fans, multiple bolts are usually used to fix them on the wall. During this process, holes need to be drilled in the wall, and drilling tools such as electric drills are required. The process is cumbersome, and after drilling holes in the wall, the wall will be damaged. Summary of the invention

[0004] The utility model aims to solve the shortcomings in the prior art and proposes an ultra-thin duct fan.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: it includes a shell and an ultra-thin duct fan, the outer wall of the shell is provided with a telescopic slot, and the number of the telescopic slots is multiple, and telescopic plates are installed inside the multiple telescopic slots, and linkage slots are provided on the outer walls on both sides of the telescopic plates, the inner part of the shell is provided with a movable slot, and the number of the movable slots is multiple, the inner walls of the multiple movable slots are provided with slide slots, and the number of the slide slots is two respectively, and connecting slots are provided on both sides of the inner walls of the multiple telescopic slots, the telescopic slots are connected with the slide slots through the connecting slots, movable plates are arranged inside the multiple movable slots, the outer wall of the movable plate is fixedly connected with a sliding rod, and the number of the sliding rods is two, the opposite surfaces of the two sliding rods are fixedly connected with a linkage rod, the other end of the linkage rod is located inside the linkage slot, the inner walls of the multiple movable slots are movably connected with a screw rod, and the other end of the screw rod is fixedly connected with a knob.

[0006] As a further description of the above technical solution:

[0007] The slide rod is located inside the slide groove, the inner wall of the movable plate is threadedly connected to the outer wall of the screw rod, and the linkage rod penetrates the connecting groove and extends to the inside of the linkage groove.

[0008] As a further description of the above technical solution:

[0009] The outer wall of the shell is provided with a knob groove, and the number of the knob grooves is multiple. The knob is located inside the knob groove, and the outer wall of the shell is provided with a frame.

[0010] As a further description of the above technical solution:

[0011] A ventilation cavity is opened inside the shell, and a motor is arranged inside the ventilation cavity. The inner wall of the ventilation cavity is fixedly connected to a support rod, and there are multiple support rods. The other ends of the multiple support rods are fixedly connected to the outer wall of the motor, and the output end of the motor is fixedly connected to a fan blade.

[0012] As a further description of the above technical solution:

[0013] An air hood is installed inside the ventilation cavity, and a positioning block is fixedly connected to the outer wall of the air hood, and there are multiple positioning blocks. The inner wall of the ventilation cavity is provided with a positioning groove, and there are multiple positioning grooves. The multiple positioning blocks are respectively located inside the multiple positioning grooves, and the inner walls of the multiple positioning grooves are provided with threaded holes. The multiple positioning blocks are connected to the threads of the positioning grooves through bolts.

[0014] As a further description of the above technical solution:

[0015] A connecting ring is fixedly connected to the outer wall of the shell, and a flange is fixedly connected to the outer wall of the connecting ring.

[0016] The utility model has the following beneficial effects:

[0017] 1. Before installing the shell, the multiple telescopic plates are retracted inside the multiple telescopic grooves respectively. When installing the shell, put the shell into the installation groove opened on the wall, and then turn one of the knobs to drive the screw connected to it to rotate, so that the moving plate connected to the screw thread moves outward. When the moving plate moves, the two sliding rods connected to it move along the sliding groove, and the linkage rod connected to the outer wall of the other end of the sliding rod moves along the connecting groove while moving along the linkage groove opened on the outer wall of the telescopic plate, so that the telescopic plate extends outward along the telescopic groove. Other telescopic plates adopt this operation, so that after multiple telescopic plates are extended outward , and then fine-tune each telescopic plate so that the multiple telescopic plates can be pressed tightly against the inner wall of the installation groove opened on the wall, so that the shell is fixed to the wall, avoiding damage to the wall caused by opening holes in the wall, the process is simple, and the operation is convenient. When installing the existing duct fan, multiple bolts are usually used to fix it to the wall. In this process, holes need to be opened in the wall, and the holes need to be opened with the help of drilling tools such as electric drills. The process is cumbersome, and after drilling holes on the sign, it will cause damage to the wall. The duct fan avoids damage to the wall caused by opening holes in the wall, the process is simple, and the operation is convenient.

[0018] 2. The hood is fixed to the outside of the housing by multiple bolts inside the ventilation cavity. The hood can be disassembled and assembled by disassembling the bolts, which makes it easy to clean the fan blades in the housing, and to achieve regular cleaning of the fan blades and hood, and to connect with the external ventilation pipe through the flange. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of the ultra-thin duct fan proposed by the utility model from a first perspective;

[0020] Figure 2 This is a second-angle overall structural diagram of the ultra-thin duct fan proposed by the utility model;

[0021] Figure 3 This is a schematic diagram of the internal structure of the shell of the ultra-thin duct fan proposed by the utility model;

[0022] Figure 4 This is a schematic diagram of the telescopic plate structure of the ultra-thin duct fan proposed by the utility model;

[0023] Figure 5 This is a schematic diagram of the movable plate structure of the ultra-thin duct fan proposed by the utility model;

[0024] Figure 6 This is a schematic diagram of the internal structure of the ultra-thin duct fan proposed by the utility model;

[0025] Figure 7 The ultra-thin duct fan proposed by the utility model Figure 6 A magnified schematic diagram of the structure in the middle.

[0026] Legend:

[0027] 1. Shell; 2. Telescopic slot; 3. Telescopic plate; 4. Linkage slot; 5. Moving slot; 6. Slide slot; 7. Connecting slot; 8. Moving plate; 9. Slide rod; 10. Linkage rod; 11. Screw rod; 12. Knob; 13. Knob slot; 14. Frame; 15. Ventilation chamber; 16. Motor; 17. Support rod; 18. Fan blade; 19. Fan cover; 20. Positioning block; 21. Positioning slot; 22. Threaded hole; 23. Connecting ring; 24. Flange. DETAILED DESCRIPTION

[0028] Reference Figure 1-7The ultra-thin duct fan provided by the utility model comprises a shell 1, the outer wall of the shell 1 is provided with a telescopic slot 2, and the number of the telescopic slots 2 is multiple, the interiors of the multiple telescopic slots 2 are all installed with telescopic plates 3, the outer walls on both sides of the telescopic plates 3 are provided with linkage slots 4, the interior of the shell 1 is provided with a mobile slot 5, and the number of the mobile slots 5 is multiple, the inner walls of the multiple mobile slots 5 are provided with slide slots 6, and the number of the slide slots 6 is two, the inner walls of the multiple telescopic slots 2 are provided with connecting slots 7 on both sides, the telescopic slots 2 are connected with the slide slots 6 through the connecting slots 7, the interiors of the multiple mobile slots 5 are all provided with mobile plates 8, and the outer walls of the mobile plates 8 are fixedly connected A sliding rod 9 is connected, and there are two sliding rods 9. The opposite surfaces of the two sliding rods 9 are fixedly connected with a linkage rod 10. The other end of the linkage rod 10 is located inside the linkage groove 4. The inner walls of the multiple movable grooves 5 are movably connected with a screw rod 11. The other end of the screw rod 11 is fixedly connected with a knob 12. The sliding rod 9 is located inside the sliding groove 6. The inner wall of the movable plate 8 is threadedly connected to the outer wall of the screw rod 11. The linkage rod 10 passes through the connecting groove 7 and extends to the inside of the linkage groove 4. The outer wall of the outer shell 1 is provided with a knob groove 13, and there are multiple knob grooves 13. The knob 12 is located inside the knob groove 13. The outer wall of the outer shell 1 is provided with a frame 14.

[0029] Before installing the shell 1, multiple telescopic plates 3 are respectively retracted into the interior of multiple telescopic grooves 2. When installing the shell 1, the shell 1 is placed into the installation groove opened in the wall, and then one of the knobs 12 is turned to drive the screw rod 11 connected thereto to rotate, so that the movable plate 8 threadedly connected to the screw rod 11 moves outward. When the movable plate 8 moves, the two sliding rods 9 connected thereto move along the sliding groove 6, and the linkage rod 10 connected to the outer wall of the other end of the sliding rod 9 moves along the connecting groove 7 while moving along the linkage groove 4 opened on the outer wall of the telescopic plate 3, so that the telescopic plate 3 extends outward along the telescopic groove 2. This operation is adopted for other telescopic plates 3. After multiple telescopic plates 3 are extended outward, each telescopic plate 3 is fine-tuned so that multiple telescopic plates 3 can be pressed tightly against the inner wall of the installation groove opened on the wall, so that the shell 1 is fixed on the wall.

[0030] A ventilation cavity 15 is provided inside the shell 1, and a motor 16 is arranged inside the ventilation cavity 15. A support rod 17 is fixedly connected to the inner wall of the ventilation cavity 15, and there are multiple support rods 17. The other ends of the multiple support rods 17 are fixedly connected to the outer wall of the motor 16. A fan blade 18 is fixedly connected to the output end of the motor 16. The operation of the motor 16 drives the fan blade 18 to rotate, thereby realizing the function of ventilation.

[0031] An air hood 19 is installed inside the ventilation cavity 15, and a positioning block 20 is fixedly connected to the outer wall of the air hood 19, and there are multiple positioning blocks 20. The inner wall of the ventilation cavity 15 is provided with a positioning groove 21, and there are multiple positioning grooves 21. The multiple positioning blocks 20 are respectively located inside the multiple positioning grooves 21, and the inner walls of the multiple positioning grooves 21 are provided with threaded holes 22. The multiple positioning blocks 20 are all connected to the threads of the positioning grooves 21 through bolts.

[0032] When the fan cover 19 and the fan blades 18 need to be cleaned, the plurality of bolts are removed respectively, and the fan cover 19 is removed, and the fan blades 18 and the fan cover 19 inside the housing 1 can be cleaned.

[0033] A connecting ring 23 is fixedly connected to the outer wall of the housing 1 , and a flange 24 is fixedly connected to the outer wall of the connecting ring 23 , through which the flange 24 can be connected to an external ventilation pipe.

[0034] Working principle: before installing the shell 1, the multiple telescopic plates 3 are respectively retracted into the multiple telescopic grooves 2. When installing the shell 1, put the shell 1 into the installation groove opened on the wall, and then turn one of the knobs 12 to drive the screw rod 11 connected thereto to rotate, so that the movable plate 8 threadedly connected to the screw rod 11 moves outward. When the movable plate 8 moves, the two sliding rods 9 connected thereto move along the sliding groove 6. The linkage rod 10 connected to the outer wall of the other end of the sliding rod 9 moves along the connecting groove 7 while moving along the linkage groove 4 opened on the outer wall of the telescopic plate 3, so that the telescopic plate 3 extends outward along the telescopic groove 2. Other telescopic plates 3 adopt this operation. After the multiple telescopic plates 3 are extended outward, each telescopic plate 3 is fine-tuned so that the multiple telescopic plates 3 can be pressed tightly against the inner wall of the installation groove opened on the wall, so that the shell 1 is fixed on the wall. When it is necessary to clean the wind cover 19 and the fan blades 18, the multiple bolts are removed respectively, and the wind cover 19 is removed, and the fan blades 18 and the wind cover 19 inside the shell 1 can be cleaned.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An ultra-thin duct fan, comprising a housing (1), characterized in that: The outer wall of the shell (1) is provided with a telescopic groove (2), and the number of the telescopic grooves (2) is multiple. A telescopic plate (3) is installed inside each of the telescopic grooves (2). The outer walls on both sides of the telescopic plate (3) are provided with linkage grooves (4). The inner wall of the shell (1) is provided with a movable groove (5), and the number of the movable grooves (5) is multiple. The inner walls of the movable grooves (5) are provided with a slide groove (6), and the number of the slide grooves (6) is two. The inner walls of the telescopic grooves (2) are provided with connecting grooves (7) on both sides. The contraction groove (2) is connected with the slide groove (6) through the connecting groove (7); a plurality of movable grooves (5) are provided with a movable plate (8) inside; the outer wall of the movable plate (8) is fixedly connected with a slide rod (9); and there are two slide rods (9); the opposite surfaces of the two slide rods (9) are fixedly connected with a linkage rod (10); the other end of the linkage rod (10) is located inside the linkage groove (4); the inner walls of the plurality of movable grooves (5) are movably connected with a screw rod (11); the other end of the screw rod (11) is fixedly connected with a knob (12).

2. The ultra-thin duct fan according to claim 1, characterized in that: The slide rod (9) is located inside the slide groove (6), the inner wall of the movable plate (8) is threadedly connected to the outer wall of the screw rod (11), and the linkage rod (10) passes through the connecting groove (7) and extends to the inside of the linkage groove (4).

3. The ultra-thin duct fan according to claim 1, characterized in that: The outer wall of the housing (1) is provided with a knob groove (13), and the number of the knob grooves (13) is plural; the knob (12) is located inside the knob groove (13); and the outer wall of the housing (1) is provided with a frame (14).

4. The ultra-thin duct fan according to claim 1, characterized in that: A ventilation cavity (15) is provided inside the housing (1), a motor (16) is arranged inside the ventilation cavity (15), a support rod (17) is fixedly connected to the inner wall of the ventilation cavity (15), and there are a plurality of support rods (17), the other ends of the plurality of support rods (17) are fixedly connected to the outer wall of the motor (16), and a fan blade (18) is fixedly connected to the output end of the motor (16).

5. The ultra-thin duct fan according to claim 4, characterized in that: A wind shield (19) is installed inside the ventilation cavity (15); a positioning block (20) is fixedly connected to the outer wall of the wind shield (19); and the number of the positioning blocks (20) is multiple; a positioning groove (21) is opened on the inner wall of the ventilation cavity (15); and the number of the positioning grooves (21) is multiple; the multiple positioning blocks (20) are respectively located inside the multiple positioning grooves (21); the inner walls of the multiple positioning grooves (21) are all opened with threaded holes (22); and the multiple positioning blocks (20) are all connected to the threads of the positioning grooves (21) through bolts.

6. The ultra-thin duct fan according to claim 1, characterized in that: A connecting ring (23) is fixedly connected to the outer wall of the housing (1), and a flange (24) is fixedly connected to the outer wall of the connecting ring (23).

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