Novel supercharged ventilating duct fan

Abstract

The utility model discloses a novel supercharged ventilating duct fan which comprises a duct fan mechanism and a quick dismounting mechanism, the quick dismounting mechanism is fixedly connected to the top of the duct fan mechanism and comprises a quick dismounting box, and the bottom of an inner cavity of the quick dismounting box is fixedly connected with a motor. The output end of the motor is fixedly connected with a first bevel gear, the rear side of the quick dismounting box is transversely and movably connected with a positive and negative tooth lead screw through a bearing, the surface of the positive and negative tooth lead screw is sleeved with a second bevel gear, the bottom of the second bevel gear is meshed with the first bevel gear, and the two sides of the surface of the positive and negative tooth lead screw are both in threaded connection with threaded blocks. And the front surface of the screw block is fixedly connected with an extension plate. According to the supercharged ventilating duct fan, the phenomenon that a matched screwdriver is needed in traditional disassembly is changed, the clamping plate is separated from the interior of the connecting plate, the matched screwdriver is not needed, too much effort is not needed, and the disassembly efficiency is not affected.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation ducts, in particular to a novel pressurized ventilation duct fan. Background Art

[0002] According to the patents published on the China Patent Network, the patent name is: A new type of pressurized ventilation duct fan, and the patent number is: 202020840587.8. The utility model discloses a new type of pressurized ventilation duct fan, including a front air outlet, a rear air outlet and a main body. The bottom of the left side of the front air outlet and the bottom of the right side of the rear air outlet are fixedly connected by bolts, and the left side of the front air outlet and the right side of the rear air outlet are provided with a card slot, and both sides of the main body are provided with a limiting convex edge, and the inner cavity of the limiting convex edge is provided with a groove, and both sides of the front side of the top of the main body and both sides of the rear side are provided with screws; the utility model is provided with a front air outlet, a rear air outlet, a main body, a card slot, a limiting convex edge, a groove, and a groove. The cooperation between the convex edge, groove, screws, fan body, gradual pressure ring, air guide ring, wire buckle, side cover, circuit board and back cover achieves the advantage of easy use, and will not cause damage to the mounting parts when disassembling and assembling the fan, can meet the needs of users, improve the work efficiency of the disassembly and assembly personnel, and extend the service life of the fan mounting parts; and the dust screen position of the above-mentioned booster ventilation duct fan will be contaminated with a lot of dust on its surface after long-term use. When cleaning the dust, the dust screen needs to be removed, and the current disassembly method is to disassemble by unscrewing the fixing screws, but disassembly by unscrewing the screws is too troublesome and requires a matching screwdriver, which affects the disassembly efficiency.

[0003] Therefore, it is necessary to redesign the fan of the booster ventilation duct to effectively prevent the phenomenon that it is inconvenient to remove the dust screen. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide a new type of pressurized ventilation duct fan, which has the advantage of easy removal of the dustproof net, thus solving the problem of inconvenient removal of the dustproof net.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a new type of booster ventilation duct fan, comprising:

[0006] Duct fan mechanism;

[0007] A quick disassembly mechanism, the quick disassembly mechanism is fixedly connected to the top of the duct fan mechanism, the quick disassembly mechanism includes a quick disassembly box, the bottom of the inner cavity of the quick disassembly box is fixedly connected with a motor, the output end of the motor is fixedly connected with a bevel gear 1, the rear side of the quick disassembly box is laterally connected with a positive and negative screw rod through a bearing, the surface of the positive and negative screw rod is sleeved with a bevel gear 2, the bottom of the bevel gear 2 is meshed with the bevel gear 1, both sides of the surface of the positive and negative screw rod are threadedly connected with screw blocks, the front side of the screw block is fixedly connected with an extension plate, the front side of the extension plate passes through the front side of the quick disassembly box and is fixedly connected with a lower plate, the bottom of the inner side of the lower plate is fixedly connected with a clamping plate, the front side of the top of the duct fan mechanism is fixedly connected with a connecting plate, and the inner side of the connecting plate passes through the inside of the connecting plate.

[0008] As a preferred embodiment of the present invention, the duct fan mechanism includes a body assembly, a dustproof assembly is arranged on the front of the body assembly, and a power source is fixedly connected to the front side of the bottom of the body assembly.

[0009] As a preferred embodiment of the utility model, both sides of the front side of the quick-release box are provided with grooves, and the grooves are used in conjunction with the extension plates.

[0010] As a preferred embodiment of the utility model, a slide plate is fixedly connected to the back side of the screw block, and the back side of the slide plate is slidably connected to the inner wall of the quick-disassembly box.

[0011] As a preferred embodiment of the present invention, both sides of the back side of the inner cavity of the quick-disassembly box are provided with sliding grooves, and the back side of the slide plate is slidably connected to the inside of the sliding grooves.

[0012] As a preferred embodiment of the utility model, positioning plates are fixedly connected to both sides of the motor, and the bottom of the positioning plates is fixedly connected to the inner wall of the quick-release box.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model of the pressurized ventilation duct fan changes the phenomenon that the traditional disassembly requires a matching screwdriver. The card plate is separated from the inside of the connecting plate, so there is no need for a matching screwdriver, it will not be too laborious, and it will not affect the efficiency of disassembly.

[0015] 2. The utility model can transport air from one place to another to achieve ventilation through the setting of the duct fan mechanism, which helps to remove the dirty air and harmful gases in the room, keep the air fresh, thereby improving the indoor environment. It can also effectively circulate the air, provide a comfortable working environment, and reduce the indoor temperature. In the hot summer, the duct fan can effectively reduce the indoor temperature, improve the comfort of employees, and thus improve work efficiency.

[0016] 3. The utility model can make the extension plate move more smoothly through the setting of the strip grooves, avoid the extension plate from being blocked, and increase the service life of the extension plate.

[0017] 4. The utility model can make the screw block move more stably through the setting of the slide plate, and at the same time has a limiting effect on the moving trajectory of the screw block.

[0018] 5. The utility model can make the slide plate slide more smoothly inside the quick-release box through the setting of the slide groove, thereby reducing the friction between the slide plate and the quick-release box and extending the service life of the slide plate.

[0019] 6. The utility model can make the motor operate more stably by setting the positioning plate, and at the same time offset the vibration generated by the motor during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a structural diagram of the pipeline fan mechanism of the utility model;

[0022] Figure 3 It is a cross-sectional view of the quick-disassembly box of the utility model.

[0023] In the figure: 1. Duct fan mechanism; 11. Machine body assembly; 12. Dustproof assembly; 13. Power source; 2. Quick disassembly mechanism; 21. Quick disassembly box; 22. Motor; 23. Bevel gear one; 24. Positive and negative threaded screw; 25. Bevel gear two; 26. Screw block; 27. Extension plate; 28. Lower plate; 29. ​​Card plate; 210. Connecting plate; 3. Strip groove; 4. Slide plate; 5. Slide groove; 6. Positioning plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figures 1 to 3 As shown, the utility model provides a novel pressurized ventilation duct fan, comprising:

[0026] Pipe fan mechanism 1;

[0027] A quick disassembly mechanism 2 is fixedly connected to the top of the duct fan mechanism 1. The quick disassembly mechanism 2 includes a quick disassembly box 21. A motor 22 is fixedly connected to the bottom of the inner cavity of the quick disassembly box 21. A bevel gear 1 23 is fixedly connected to the output end of the motor 22. A forward and reverse screw rod 24 is laterally movably connected to the rear side of the quick disassembly box 21 through a bearing. A bevel gear 25 is sleeved on the surface of the forward and reverse screw rod 24. The bottom of the bevel gear 25 is meshed with the bevel gear 1 23. Screw blocks 26 are threadedly connected to both sides of the surface of the forward and reverse screw rod 24. An extension plate 27 is fixedly connected to the front of the screw block 26. The front of the extension plate 27 penetrates to the front of the quick disassembly box 21 and is fixedly connected to a lower plate 28. A clamping plate 29 is fixedly connected to the bottom of the inner side of the lower plate 28. A connecting plate 210 is fixedly connected to the front side of the top of the duct fan mechanism 1. The inner side of the connecting plate 210 penetrates to the inside of the connecting plate 210.

[0028] refer to Figure 2 The duct fan mechanism 1 includes a body component 11 , a dustproof component 12 is arranged on the front of the body component 11 , and a power source 13 is fixedly connected to the front side of the bottom of the body component 11 .

[0029] As a technical optimization scheme of the utility model, through the setting of the duct fan mechanism 1, air can be transported from one place to another to achieve ventilation, which helps to remove dirty air and harmful gases in the room, keep the air fresh, thereby improving the indoor environment, and can also effectively circulate air, provide a comfortable working environment, and reduce indoor temperature. In the hot summer, the duct fan can effectively reduce the indoor temperature, improve the comfort of employees, and thus improve work efficiency.

[0030] refer to Figure 3 Both sides of the front side of the quick-release box 21 are provided with grooves 3 , and the grooves 3 are used in conjunction with the extension plate 27 .

[0031] As a technical optimization solution of the utility model, the arrangement of the strip groove 3 can enable the extension plate 27 to move more smoothly, avoid the extension plate 27 from being blocked, and increase the service life of the extension plate 27.

[0032] refer to Figure 3 The back side of the screw block 26 is fixedly connected with the slide plate 4, and the back side of the slide plate 4 is slidably connected with the inner wall of the quick disassembly box 21.

[0033] As a technical optimization solution of the present invention, the provision of the slide plate 4 can enable the screw block 26 to move more stably, and at the same time has a limiting effect on the moving trajectory of the screw block 26 .

[0034] refer to Figure 3 Slide grooves 5 are provided on both sides of the back side of the inner cavity of the quick disassembly box 21 , and the back side of the slide plate 4 is slidably connected to the inside of the slide grooves 5 .

[0035] As a technical optimization solution of the utility model, the slide plate 4 can slide more smoothly inside the quick-release box 21 through the setting of the slide groove 5, thereby reducing the friction between the slide plate 4 and the quick-release box 21 and extending the service life of the slide plate 4.

[0036] refer to Figure 3 , positioning plates 6 are fixedly connected to both sides of the motor 22 , and the bottom of the positioning plates 6 is fixedly connected to the inner wall of the quick-release box 21 .

[0037] As a technical optimization solution of the present invention, by setting the positioning plate 6, the motor 22 can operate more stably and the vibration generated by the motor 22 during operation can be offset.

[0038] The working principle and use process of the utility model are as follows: first, when the user needs to disassemble the dustproof component 12, the output end of the motor 22 drives the bevel gear 1 23 to rotate, the bevel gear 1 23 drives the bevel gear 2 25 to rotate, the bevel gear 25 drives the forward and reverse screw rods 24 to rotate, the forward and reverse screw rods 24 drive the screw block 26 to move outward, the screw block 26 drives the extension plate 27 to move outward, the extension plate 27 drives the lower plate 28 to move outward, the lower plate 28 drives the card plate 29 to move outward, so that the card plate 29 is separated from the interior of the connecting plate 210, and then the dustproof component 12 can be removed, so as to achieve the effect of facilitating the disassembly of the dustproof net.

[0039] In summary: the new type of pressurized ventilation duct fan has changed the phenomenon that the traditional disassembly requires a matching screwdriver. The clamping plate 29 is separated from the inside of the connecting plate 210, so there is no need for a matching screwdriver, it will not be too laborious, and it will not affect the efficiency of disassembly.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A new type of booster ventilation duct fan, characterized by: include: Duct fan mechanism (1); A quick disassembly mechanism (2), the quick disassembly mechanism (2) is fixedly connected to the top of the duct fan mechanism (1), the quick disassembly mechanism (2) comprises a quick disassembly box (21), the bottom of the inner cavity of the quick disassembly box (21) is fixedly connected to a motor (22), the output end of the motor (22) is fixedly connected to a bevel gear 1 (23), the rear side of the quick disassembly box (21) is laterally connected to a positive and negative threaded rod (24) through a bearing, the surface of the positive and negative threaded rod (24) is sleeved with a bevel gear 2 (25), and the bevel gear 2 (25) The bottom of the duct fan mechanism (1) is meshed with a bevel gear (23), the surfaces of the positive and negative threaded rods (24) are both threadedly connected with screw blocks (26), the front side of the screw block (26) is fixedly connected with an extension plate (27), the front side of the extension plate (27) passes through the front side of the quick-release box (21) and is fixedly connected with a lower plate (28), the bottom of the inner side of the lower plate (28) is fixedly connected with a clamping plate (29), the front side of the top of the duct fan mechanism (1) is fixedly connected with a connecting plate (210), the inner side of the connecting plate (210) passes through the interior of the connecting plate (210).

2. A novel pressurized ventilation duct fan according to claim 1, characterized in that: The duct fan mechanism (1) comprises a body component (11), a dustproof component (12) is arranged on the front of the body component (11), and a power source (13) is fixedly connected to the front side of the bottom of the body component (11).

3. A novel pressurized ventilation duct fan according to claim 1, characterized in that: Both sides of the front side of the quick-disassembly box (21) are provided with grooves (3), and the grooves (3) are used in conjunction with the extension plate (27).

4. A novel pressurized ventilation duct fan according to claim 1, characterized in that: The back side of the screw block (26) is fixedly connected to a slide plate (4), and the back side of the slide plate (4) is slidably connected to the inner wall of the quick-disassembly box (21).

5. A novel pressurized ventilation duct fan according to claim 4, characterized in that: Slide grooves (5) are provided on both sides of the back side of the inner cavity of the quick-disassembly box (21), and the back side of the slide plate (4) is slidably connected to the inside of the slide grooves (5).

6. A novel pressurized ventilation duct fan according to claim 1, characterized in that: Positioning plates (6) are fixedly connected to both sides of the motor (22), and the bottom of the positioning plate (6) is fixedly connected to the inner wall of the quick-release box (21).

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