CN205618405U - Fan unit for air purifier - Google Patents

Abstract

The utility model discloses a fan unit for an air purifier, which comprises a casing, wherein the casing is provided with at least one air inlet and at least one air outlet, a fan and a motor are arranged in the casing, the lower end of the casing is provided with a lower clamping mechanism, the upper end of the casing is provided with an upper clamping mechanism, after a plurality of fan units are stacked up and down, the upper fan unit is fixedly connected with the lower fan unit through the lower clamping mechanism and the upper clamping mechanism, the lower end of the casing is provided with a first electric coupling mechanism, the upper end of the casing is provided with a second electric coupling mechanism, after a plurality of fan units are stacked up and down, the first electric coupling mechanism of the upper fan unit and the second electric coupling mechanism of the lower fan unit form electric connection, the electric connection can be freely longitudinally or transversely combined according to the needs of user environments, the defect that the production cost is high due to the need of opening a plurality of molds in the purifier in the prior art, convenient assembly and the like.

Description

Fan unit for an air purifier

technical field

The utility model relates to an air purification device, in particular to a fan unit of an air filter purifier.

Background technique

The current air purifier is integrated, and the power of the air purifier needs to be reasonably selected according to the applicable environment. In order to adapt to different environments, the current air purifier manufacturers have produced air purifiers with many powers. Users can choose the corresponding one according to the applicable environment. High-power air purifiers, on the one hand, this kind of air purifier needs to make many molds in the production process, resulting in high production costs. On the other hand, users often change the use environment of the air purifier, and the air purifier appears The power does not match the applicable environment, and the purification effect is not ideal or causes waste.

Contents of the invention

In order to overcome the deficiencies of the prior art, the utility model provides a fan unit for an air purifier which is compact in structure, simple in assembly and can be combined arbitrarily.

The technical scheme that the utility model solves its technical problem adopts is:

A fan unit for an air cleaner, comprising a casing, the casing is provided with at least one air inlet and at least one air outlet, a fan and a motor that drives the fan to rotate are installed in the casing, the casing has The upper end is provided with an upper engaging mechanism, and the lower end is provided with a lower engaging mechanism. After several fan units are stacked up and down, the upper fan unit and the next fan unit are fixedly connected by the lower engaging mechanism and the upper engaging mechanism.

The upper end of the casing is provided with a first electric connection mechanism, and the lower end is provided with a second electric connection mechanism. After several fan units are stacked up and down, the first electric connection mechanism of the previous fan unit and the second electric connection mechanism of the next fan unit Electrical connections are formed between the mechanisms.

The fan is a centrifugal fan, the air inlet is facing the fan, and the air outlet is arranged on a side wall parallel to the axis of the fan.

The lower engaging mechanism includes an insertion part and an elastic buckle arranged on the lower end surface of the casing, the upper engaging mechanism includes an insertion port and a buckle position arranged on the upper end surface of the casing, and several fan units After being stacked up and down, the socket part of the previous fan unit is inserted into the socket of the next fan unit, and the elastic buckle of the previous fan unit is fastened into the buckle position of the next fan unit.

The casing is composed of a fan upper casing, a fan lower casing, a front panel, a rear panel, an upper panel, a lower panel, a left panel and a right side panel. The front panel and the rear panel are connected by screws, and the upper panel of the fan The casing, the fan lower casing, the upper panel, the lower panel, the left panel and the right panel are sandwiched between the front panel and the rear panel.

The inner sides of the front panel and the rear panel are provided with grooves, and the two sides of the upper panel, the lower panel, the left panel and the right panel are provided with edge strips that can be inserted into the grooves. After assembly, the upper panel Edge strips of the panel, the lower panel, the left panel and the right panel are respectively inserted into the grooves of the front panel and the rear panel.

The two ends of the upper panel and the lower panel are provided with hook openings, and the two ends of the left panel and the right panel are provided with hooks. After assembly, the hooks at the two ends of the left panel and the right panel are respectively hooked into the In the hook openings at both ends of the upper panel and the lower panel.

The beneficial effects of the utility model are: the lower end of the fan unit of the utility model is provided with a lower engagement mechanism and a first electric connection mechanism, and the upper end is provided with an upper engagement mechanism and a second electric connection mechanism. After several fan units are stacked up and down, the upper A fan unit is fixedly connected to the next fan unit through the lower engaging mechanism and the upper engaging mechanism, and an electrical connection is formed between the first electrical connection mechanism of the previous fan unit and the second electrical connection mechanism of the next fan unit, It can be combined vertically or horizontally according to the needs of the user's environment, which solves the disadvantages of high production costs caused by the need to open multiple sets of molds for purifiers in the prior art, and has the advantages of compact structure and convenient assembly.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is one of structural representation of the utility model;

Fig. 2 is the second structural representation of the utility model;

Fig. 3 is a partial structural schematic diagram of two fan units connected;

Fig. 4 is an exploded view of the utility model.

detailed description

Referring to Figures 1 to 4, a fan unit for an air cleaner includes a casing, the casing is provided with at least one air inlet 208 and at least one air outlet 207, a fan 215 is installed in the casing and drives the The fan rotates the motor. The upper end of the casing is provided with an upper engaging mechanism, and the lower end is provided with a lower engaging mechanism. The upper snap mechanism is fixedly connected. The upper end of the casing is provided with a first electric connection mechanism 205, and the lower end is provided with a second electric connection mechanism 202. After several fan units are stacked up and down, the first electric connection mechanism 205 of the previous fan unit and the second electric connection mechanism of the next fan unit An electrical connection is formed between the two electrical connection mechanisms 202 . It can be combined vertically or horizontally according to the needs of the user's environment, which solves the disadvantages of high production costs caused by the need to open multiple sets of molds for purifiers in the prior art, and has the advantages of compact structure and convenient assembly.

The fan 215 is a centrifugal fan, and the air inlet 208 faces the fan, that is, the air inlet 208 is arranged on the side wall perpendicular to the axis of the fan, and the air outlet 207 is arranged on the axis of the fan 215. The parallel side walls can effectively reduce wind resistance and improve the filtering effect.

The lower engaging mechanism includes an insertion portion 212 and an elastic buckle 211 arranged on the lower end surface of the casing, and the upper engaging mechanism includes an insertion port 204 and a buckle position 203 arranged on the upper end surface of the casing. After several fan units are stacked up and down, the socket 212 of the previous fan unit is inserted into the socket 204 of the next fan unit to prevent the fan unit from moving horizontally, and the elastic buckle 211 of the previous fan unit is fastened to the next fan unit. The buckle position 203 prevents the fan unit from moving up and down, and no screws are needed to assemble the fan units, so the assembly is simple and the connection is reliable.

In this embodiment, the casing is a square, and the casing is composed of a fan upper casing 214, a fan lower casing 216, a front panel 200, a rear panel 213, an upper panel 201, a lower panel 210, a left panel 209 and a right side panel 206. The front panel 200 and the rear panel 213 are connected and fixed by screws, and the fan upper casing 214, the fan lower casing 216, the upper panel 201, the lower panel 210, the left panel 209 and the right side panel 206 are clamped on the front panel. Between the panel 200 and the rear panel 213, specifically, the inner side of the front panel 200 and the rear panel 213 is provided with a groove 218, and the two sides of the upper panel 201, the lower panel 210, the left panel 209 and the right panel 206 Sides are provided with edge strips 219 that can be inserted into the groove 218. After assembly, the edge strips on both sides of the upper panel 201, the lower panel 210, the left panel 209 and the right side panel 206 are inserted into the front panel 200 and the right panel 206 respectively. In the groove 218 of the rear panel 213, hook openings 217 are provided at both ends of the upper panel 201 and the lower panel 210, and hooks 220 are provided at both ends of the left panel 209 and the right panel 206. After assembly, The hooks 220 at the two ends of the left panel 209 and the right side panel 206 are respectively hooked into the hook openings 217 at the two ends of the upper panel 201 and the lower panel 210, and the plug-in and clip-on methods are adopted without threading and disassembly. Easy to install.

The fan unit of the utility model can be combined vertically or horizontally according to the needs of the user's environment, which solves the disadvantages of high production costs caused by the need to open multiple sets of molds for the purifier in the prior art, and has the advantages of compact structure and convenient assembly. .

Claims (7)

1. A fan unit for an air cleaner, comprising a casing, the casing is provided with at least one air inlet and at least one air outlet, a fan and a motor that drives the fan to rotate are installed in the casing, it is characterized in that The upper end of the casing is provided with an upper engaging mechanism, and the lower end is provided with a lower engaging mechanism. After several fan units are stacked up and down, the upper fan unit and the next fan unit are fixed by the lower engaging mechanism and the upper engaging mechanism. connect. 2. The fan unit for the air purifier according to claim 1, characterized in that the upper end of the casing is provided with a first electrical coupling mechanism, and the lower end is provided with a second electrical coupling mechanism. After several fan units are stacked up and down, the last fan unit An electrical connection is formed between the first electrical coupling mechanism of a unit and the second electrical coupling mechanism of the next blower unit. 3. The fan unit for an air cleaner according to claim 1, wherein the fan is a centrifugal fan, the air inlet is facing the fan, and the air outlet is located on a side parallel to the axis of the fan. on the wall. 4. The fan unit for an air purifier according to claim 1, characterized in that the lower engaging mechanism includes a socket and an elastic buckle arranged on the lower end surface of the casing, and the upper engaging mechanism includes a The socket and buckle position on the upper end surface of the casing, after several fan units are stacked up and down, the plug-in part of the previous fan unit is inserted into the socket of the next fan unit, and the elastic buckle of the previous fan unit is fastened to the bottom. In the snap position of a fan unit. 5. The fan unit for an air purifier according to claim 1, wherein the casing is composed of a fan upper casing, a fan lower casing, a front panel, a rear panel, an upper panel, a lower panel, a left panel and a right side panel, The front panel and the rear panel are connected by screws, and the fan upper casing, the fan lower casing, the upper panel, the lower panel, the left panel and the right side panel are sandwiched between the front panel and the rear panel. 6. The fan unit for the air purifier according to claim 5, characterized in that grooves are provided on the inside of the front panel and the rear panel, and grooves are provided on both sides of the upper panel, the lower panel, the left panel and the right panel. The side strips can be inserted into the groove, and after assembly, the side strips of the upper panel, the lower panel, the left panel and the right side panel are respectively inserted into the grooves of the front panel and the rear panel. 7. The fan unit for the air purifier according to claim 5, wherein the two ends of the upper panel and the lower panel are provided with hook openings, the two ends of the left panel and the right side panel are provided with hooks, and the assembly Finally, the hooks at the two ends of the left panel and the right side panel are respectively hooked into the hook openings at the two ends of the upper panel and the lower panel.