Floor type axial flow fan

Abstract

The utility model discloses a floor type axial flow fan, which relates to the field of axial flow fans, and adopts the technical scheme that the floor type axial flow fan comprises a machine shell and support frames fixedly connected to two sides of the machine shell, the support frames are C-shaped, two tail ends of the support frames are fixedly connected with the side wall of the machine shell, the bottom ends of the support frames are attached to the ground, the support frames are detachably connected with a pressing plate, and the pressing plate is fixedly connected with the machine shell. A containing cavity used for water injection is formed in the pressing plate. The pressing plate is pressed on the cross rod after being filled with water, the stability of the fan during operation is improved, when the fan needs to be carried, water in the containing cavity is discharged, the overall weight of the fan can be reduced, carrying is convenient, and the connection strength between the pressing plate and the cross rod is guaranteed due to the embedded relation between the pressing plate and the cross rod.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of axial flow fan, more specifically, it relates to a floor type axial flow fan. BACKGROUND

[0002] The floor type axial flow fan refers to the axial flow fan with a support frame, because the support frame is arranged, the floor type axial flow fan can be placed on the ground, and additional support structure is not needed, so that the floor type axial flow fan is convenient to carry and use, however, vibration is inevitably generated in the working process of the fan, so a counterweight needs to be arranged at the bottom end of the support frame to improve stability, however, the counterweight increases the weight of the fan, so that the fan is difficult to carry. SUMMARY

[0003] In view of the defects in the prior art, the utility model provides a floor type axial flow fan.

[0004] The above technical purpose of the utility model is realized by the following technical scheme: a floor type axial flow fan, including a shell and support frames fixedly connected on both sides of the shell, the support frame is in the shape of a Chinese character, the two ends of the support frame are fixedly connected with the side walls of the shell, the bottom end of the support frame is attached to the ground, a pressing plate is detachably connected on the support frame, and a cavity for water injection is formed in the pressing plate.

[0005] The utility model is further provided as follows: any one of the support frames comprises two support legs and a horizontal rod, the two ends of the horizontal rod are fixedly connected with the two support legs respectively, and the horizontal rod is embedded in the bottom surface of the pressing plate.

[0006] The utility model is further provided as follows: a slot is formed in the top surface of the horizontal rod, the length of the slot is less than the length of the horizontal rod, and the bottom end of the pressing plate is embedded in the slot.

[0007] The utility model is further provided as follows: the slot penetrates the side wall of the horizontal rod away from the other horizontal rod.

[0008] The utility model is further provided as follows: a water injection opening is formed in the top surface of the pressing plate and communicates with the cavity, and the top surface of the water injection opening is lower than the lowest point of the shell.

[0009] The utility model is further provided as follows: a water discharge opening is formed in the side wall of the pressing plate and communicates with the cavity, and a plug is inserted into the water discharge opening.

[0010] In conclusion, the utility model has the following beneficial effects: the pressing plate is pressed on the horizontal rod after water injection, the stability of the fan during operation is improved, when the fan needs to be carried, the water in the cavity is discharged, so that the weight of the fan is reduced, the fan is convenient to carry, and the mutual embedding relationship between the pressing plate and the horizontal rod ensures the connection strength between the pressing plate and the horizontal rod. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a structure schematic view of the utility model.

[0012] Figure 2 It is a structure schematic view of the utility model middle casing and support frame.

[0013] In the drawing: 1, casing; 2, pressing plate; 3, support leg; 4, crossbar; 5, embedding groove; 6, water injection port; 7, drainage port; 8, plug. DETAILED DESCRIPTION

[0014] The utility model will be described in detail below in combination with the drawings and examples.

[0015] Example: a floor type axial flow fan, as shown in Figure 1 、 Figure 2 , including casing 1 and the support frame fixedly connected at the both sides of casing 1, the support frame is in the shape of a Chinese character, the both ends of support frame are fixedly connected with the side wall of casing 1, the bottom end of support frame is in contact with the ground, and the support frame is detachably connected with pressing plate 2, the cavity for water injection is formed in pressing plate 2, any support frame includes two support legs 3 and a crossbar 4, and the both ends of crossbar 4 are fixedly connected with the two support legs 3 respectively, and crossbar 4 is embedded in the bottom surface of pressing plate 2.

[0016] Specifically, the casing 1 is internally provided with a motor, a plurality of fan blades and a filter screen, and an arc-shaped bracket is arranged between the two support frames, the bracket is in contact with the side wall of the casing 1, so that the connection strength between the support frame and the casing 1 is ensured, the pressing plate 2 is pressed on the crossbar 4 after water injection, so that the stability of the fan during operation is improved, when the fan needs to be carried, the water in the cavity is discharged, so that the overall weight of the fan is reduced, and the fan is convenient to carry, the mutual embedding relationship between the pressing plate 2 and the crossbar 4 ensures the connection strength between the pressing plate 2 and the crossbar 4, when the pressing plate 2 is detached, the pressing plate 2 can be slid out horizontally by being lifted upward, so that the pressing plate 2 is convenient to be water injected, drained or maintained and replaced, and the width of the crossbar 4 is greater than the width of the support leg 3, so that the contact area between the crossbar 4 and the ground is ensured, and the stability of the support frame is ensured.

[0017] As shown in Figure 1 、 Figure 2As shown in the figure, the top surface of the crossbar 4 is provided with an embedding groove 5, the length of the embedding groove 5 is less than the length of the crossbar 4, the bottom end of the pressing plate 2 is embedded into the embedding groove 5, the embedding groove 5 penetrates through the side wall of the crossbar 4 away from the other crossbar 4, specifically, the cross section of the embedding groove 5 is rectangular, the bottom of the pressing plate 2 is integrally formed with a protrusion corresponding to the embedding groove 5, in the normal state, the protrusion is embedded into the embedding groove 5, further improving the connection strength between the pressing plate 2 and the crossbar 4, the embedding groove 5 penetrates through the side wall of the crossbar 4, so that the installation position of the pressing plate 2 can be positioned when the pressing plate 2 is installed, one end of the pressing plate 2 is grabbed and horizontally slides, when the protrusion at the other end of the pressing plate 2 is in contact with the inner wall of the corresponding embedding groove 5, the grabbed end is lowered, so that the assembly between the pressing plate 2 and the crossbar 4 is facilitated.

[0018] As shown in the figure, Figure 1 , Figure 2 As shown in the figure, the top surface of the pressing plate 2 is provided with a water injection port 6 communicating with the container cavity, the top surface of the water injection port 6 is lower than the lowest point of the shell 1, the side wall of the pressing plate 2 is provided with a drainage port 7 communicating with the container cavity, the drainage port 7 is inserted with a plug 8, specifically, the length direction of the drainage port 7 is the same as the length direction of the pressing plate 2, the drainage port 7 and the water injection port 6 are located at the same end of the pressing plate 2, the length of the water injection port 6 is relatively low, so that the pressing plate 2 can be horizontally slid, the water injection port 6 is located at one end of the pressing plate 2, so that the container cavity can be injected with water when the pressing plate 2 is located on the crossbar 4, the drainage port 7 is separately arranged on the side wall, so that the water in the pressing plate 2 can be poured out without turning over the pressing plate 2 through the water injection port 6, when the pressing plate 2 contains water, the drainage port 7 is blocked by the plug 8.

[0019] The preferred embodiments of the utility model are described above, the protection scope of the utility model is not limited to the above-mentioned embodiments only, any technical scheme belonging to the utility model idea is within the protection scope of the utility model. It should be noted that, for ordinary skilled persons in the technical field, some improvements and decorations without departing from the principle of the utility model are also considered as the protection scope of the utility model.

Claims

1. A floor standing axial flow fan comprising a casing (1) and support frames fixedly connected to the casing (1) on both sides, characterized in that: The support frame is in the shape of a Chinese character "fang", two ends of the support frame are fixedly connected with side walls of the cabinet (1), a bottom end of the support frame is attached to the ground, and a pressing plate (2) is detachably connected to the support frame, a cavity for water injection is formed in the pressing plate (2).

2. The floor standing axial fan according to claim 1, characterized in that: Any one of the support frames comprises two support legs (3) and a crossbar (4), two ends of the crossbar (4) are fixedly connected with the two support legs (3) respectively, and the crossbar (4) is embedded into a bottom surface of the pressing plate (2).

3. The floor standing axial fan according to claim 2, characterized in that: A top surface of the crossbar (4) is provided with an embedding groove (5), a length of the embedding groove (5) is less than a length of the crossbar (4), and a bottom end of the pressing plate (2) is embedded into the embedding groove (5).

4. The floor standing axial fan according to claim 3, characterized in that: The embedding groove (5) penetrates through a side wall of the crossbar (4) away from another crossbar (4).

5. The floor standing axial fan of claim 1, wherein: A top surface of the pressing plate (2) is provided with a water injection opening (6) in communication with the cavity, and a top surface of the water injection opening (6) is lower than a lowest point of the cabinet (1).

6. The floor standing axial fan according to claim 5, characterized in that: A side wall of the pressing plate (2) is provided with a water drainage opening (7) in communication with the cavity, and a plug (8) is inserted into the water drainage opening (7).

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