Rainproof exhaust hood for outdoor cabinet

Abstract

The utility model discloses a rainproof exhaust hood for an outdoor cabinet, which relates to the technical field of exhaust hoods and comprises a first connecting pipe and a second connecting pipe, the first connecting pipe is rotatably connected with the second connecting pipe, a fixing plate is fixedly arranged in the first connecting pipe, a motor is fixedly arranged on the fixing plate, and a gear is fixedly arranged on an output shaft of the motor. A plurality of teeth are fixedly arranged in the second connecting pipe, the gear is meshed with the teeth, a cover body is fixedly arranged at the end of the second connecting pipe, and a mounting assembly is arranged at the end of the first connecting pipe. According to the utility model, the exhaust hood is fixed at the heat dissipation hole of the outdoor cabinet through the mounting hole, the rubber ring is extruded during mounting, the elasticity and ductility of the rubber ring completely seal the joint, the rainproof effect of the joint is ensured, and when it rains, the motor drives the gear to rotate, the gear drives the second connecting pipe to rotate through the teeth until the second connecting pipe rotates by 180 degrees, and then the second connecting pipe is fixed. The air outlet of the second connecting pipe is vertically downward, so that rainwater is prevented from falling into the exhaust hood, and the waterproof effect of the exhaust hood is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of exhaust hood, especially a rainproof exhaust hood for outdoor cabinet. BACKGROUND

[0002] The exhaust hood of the outdoor cabinet is a device for cabinet ventilation and heat dissipation, which is usually designed to protect the equipment inside the cabinet from dust, water vapor and other environmental factors, while ensuring good air circulation inside the cabinet to maintain the normal operating temperature of the equipment.

[0003] Hot air is lighter and will float upwards in the air, so the exhaust efficiency is relatively fast. Most outdoor cabinet exhaust hoods use upward exhaust. However, the structure of the outdoor cabinet exhaust hood is fixed and difficult to adjust, so the rainproof effect of the exhaust hood is poor, which cannot meet people's use requirements. SUMMARY

[0004] The utility model discloses a rainproof exhaust hood for outdoor cabinet to solve the problem of poor rainproof effect of the existing exhaust hood.

[0005] In order to solve the problem of the prior art, the utility model adopts the following technical scheme:

[0006] A rainproof exhaust hood for outdoor cabinet, comprising a first connecting pipe and a second connecting pipe, the first connecting pipe is rotatably connected with the second connecting pipe, a fixed plate is fixedly arranged in the first connecting pipe, a motor is fixedly arranged on the fixed plate, a gear is fixedly arranged on the output shaft of the motor, a plurality of teeth are fixedly arranged in the second connecting pipe, the gear is engaged with the teeth, a cover body is fixedly arranged at the end of the second connecting pipe, an installation assembly is arranged at the end of the first connecting pipe, the installation assembly comprises a flange and a rubber ring.

[0007] Preferably, the flange is fixedly arranged at the end of the first connecting pipe, and the rubber ring is fixedly arranged on the flange.

[0008] Preferably, a plurality of mounting holes for mounting the exhaust hood are arranged on the flange and the rubber ring.

[0009] Preferably, a filter screen is arranged at one end of the second connecting pipe, and an installation assembly is arranged at one end of the second connecting pipe.

[0010] Preferably, the installation assembly comprises a fixed groove, the fixed groove is arranged at one end of the second connecting pipe, a pair of installation grooves are arranged at one end of the second connecting pipe, a pair of installation plates are fixedly arranged on the filter screen, a circular ring is slidably arranged in the fixed groove, a plurality of springs are fixedly arranged on one side of the circular ring, and the springs are fixedly connected with the fixed groove.

[0011] Preferably, a pair of said mounting plates are respectively matched with a pair of mounting grooves.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1、In the utility model, the exhaust hood is fixed at the heat dissipation hole of the outdoor cabinet through the mounting hole, the rubber ring is extruded during installation, and the elasticity and ductility of the rubber ring completely seal the connecting part, thereby guaranteeing the rainproof effect of the connecting part; when it rains, the motor drives the gear to rotate, the gear drives the second connecting pipe to rotate through the teeth, until the second connecting pipe is rotated by 180 degrees, so that the air outlet of the second connecting pipe is vertically downward, rainwater is prevented from falling into the exhaust hood, and the waterproof effect of the exhaust hood is good.

[0014] 2、In the utility model, the filter screen is rotated until the mounting plate reaches the mounting groove, the filter screen is loosened, the spring drives the annular ring to move outward, the annular ring pushes the mounting plate to pop out from the mounting groove, and the filter screen is disassembled, so that the filter screen is very convenient to disassemble and assemble, is convenient to clean in the later period, and is high in practicality. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings described herein are used to provide further understanding of the utility model, constitute a part of the present application, and the illustrative embodiments of the utility model and the description thereof are used to explain the utility model, and do not constitute improper limitation on the utility model. In the drawings:

[0016] Figure 1 It is a front view structural schematic view of the utility model;

[0017] Figure 2 It is a first connecting pipe section view and a second connecting pipe section view structural schematic view of the utility model;

[0018] Figure 3 It is an installation assembly structural schematic view of the utility model;

[0019] Figure 4 It is an installation groove and mounting plate position relation schematic view of the utility model.

[0020] In the drawing, the serial number: 1, first connecting pipe;11, fixed plate;12, motor;13, gear;14, tooth;15, second connecting pipe;16, cover body;2, flange;21, rubber ring;3, filter screen;4, fixed groove;41, installation groove;42, mounting plate;43, annular ring;44, spring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the present application.

[0022] In the description of the present application, it should be noted that, unless explicitly defined and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be understood in a broad sense, for example, "connected" can be fixed connection, can also be detachable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] Embodiment: The embodiment provides a rainproof exhaust cover for an outdoor cabinet, referring to Figures 1-4 , specifically, comprising a first connecting pipe 1 and a second connecting pipe 15, the first connecting pipe 1 is rotatably connected with the second connecting pipe 15, a fixed plate 11 is fixedly arranged in the first connecting pipe 1, a motor 12 is fixedly arranged on the fixed plate 11, a gear 13 is fixedly arranged on the output shaft of the motor 12, a plurality of teeth 14 are fixedly arranged in the second connecting pipe 15, the gear 13 is engaged with the teeth 14, a cover body 16 is fixedly arranged at the end of the second connecting pipe 15, an installation assembly is arranged at the end of the first connecting pipe 1, the installation assembly comprises a flange 2 and a rubber ring 21, the flange 2 is fixedly arranged at the end of the first connecting pipe 1, the rubber ring 21 is fixedly arranged on the flange 2, a plurality of installation holes for installing the exhaust cover are arranged on the flange 2 and the rubber ring 21;

[0024] The exhaust cover is fixed at the heat dissipation hole of the outdoor cabinet through the installation hole, the rubber ring 21 is extruded during installation, and the elasticity and ductility of the rubber ring 21 completely seal the connection, thereby ensuring the rainproof effect of the connection, when it rains, the motor 12 drives the gear 13 to rotate, the gear 13 drives the second connecting pipe 15 to rotate through the teeth 14, until rotating 180°, so that the air outlet of the second connecting pipe 15 is vertically downward, thereby avoiding rainwater from falling into the exhaust cover, and the waterproof effect of the exhaust cover is good;

[0025] The second connecting pipe 15 is provided with a filter screen 3 at one end, and is provided with a mounting assembly at one end, the mounting assembly comprising a fixing groove 4, the fixing groove 4 being formed at one end of the second connecting pipe 15, one end of the second connecting pipe 15 being provided with a pair of mounting grooves 41, a pair of mounting plates 42 being fixedly arranged on the filter screen 3, a circular ring 43 being slidably arranged in the fixing groove 4, a plurality of springs 44 being fixedly arranged at one side of the circular ring 43, and the springs 44 being fixedly connected with the fixing groove 4, and the pair of mounting plates 42 being adapted to the pair of mounting grooves 41 respectively;

[0026] The filter screen 3 is pressed into the second connecting pipe 15, the filter screen 3 is rotated until the mounting plates 42 reach the mounting grooves 41, the filter screen 3 is loosened, the springs 44 drive the circular ring 43 to move outward, the circular ring 43 pushes the mounting plates 42 to pop out from the mounting grooves 41, and the filter screen 3 is disassembled.

[0027] Specifically, the working principle and operation method of the utility model are as follows:

[0028] The exhaust hood is fixed at the heat dissipation hole of the outdoor cabinet through the mounting hole, the rubber ring 21 is extruded during installation, and the elasticity and ductility of the rubber ring 21 completely seal the connection, thereby guaranteeing the rainproof effect of the connection.

[0029] When it rains, the motor 12 drives the gear 13 to rotate, the gear 13 drives the second connecting pipe 15 to rotate through the gear teeth 14 until the second connecting pipe 15 is rotated by 180°, so that the air outlet of the second connecting pipe 15 is vertically downward, rainwater is prevented from falling into the exhaust hood, and the waterproof effect of the exhaust hood is good.

[0030] The filter screen 3 is pressed into the second connecting pipe 15, the filter screen 3 is rotated until the mounting plates 42 reach the mounting grooves 41, the filter screen 3 is loosened, the springs 44 drive the circular ring 43 to move outward, the circular ring 43 pushes the mounting plates 42 to pop out from the mounting grooves 41, and the filter screen 3 is disassembled.

[0031] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, and all of them should be covered in the protection scope of the utility model.

Claims

1. A rainproof exhaust cover for an outdoor cabinet, comprising a first connecting pipe (1) and a second connecting pipe (15), characterized in that: The first connecting pipe (1) is rotatably connected with the second connecting pipe (15), the first connecting pipe (1) is fixedly provided with a fixed plate (11) inside, the fixed plate (11) is fixedly provided with a motor (12) thereon, the output shaft of the motor (12) is fixedly provided with a gear (13), the second connecting pipe (15) is fixedly provided with a plurality of gear teeth (14) inside, the gear (13) is engaged with the gear teeth (14), the second connecting pipe (15) is fixedly provided with a cover body (16) at one end, the first connecting pipe (1) is provided with a mounting assembly at one end, and the mounting assembly comprises a flange (2) and a rubber ring (21).

2. The rainproof exhaust cover for an outdoor cabinet according to claim 1, characterized in that: The flange (2) is fixedly arranged at the end of the first connecting pipe (1), and the rubber ring (21) is fixedly arranged on the flange (2).

3. The rainproof exhaust cover for an outdoor cabinet according to claim 1, wherein: A plurality of mounting holes for mounting the exhaust hood are formed in the flange (2) and the rubber ring (21).

4. The rainproof exhaust cover for an outdoor cabinet according to claim 1, wherein: The second connecting pipe (15) is provided with a filter screen (3) at one end, and the second connecting pipe (15) is provided with a mounting assembly at one end.

5. The rainproof exhaust cover for an outdoor cabinet according to claim 4, wherein: The mounting assembly comprises a fixed groove (4), the fixed groove (4) is formed in one end of the second connecting pipe (15), one end of the second connecting pipe (15) is provided with a pair of mounting grooves (41), a pair of mounting plates (42) are fixedly arranged on the filter screen (3), a circular ring (43) is slidably arranged in the fixed groove (4), a plurality of springs (44) are fixedly arranged on one side of the circular ring (43), and the springs (44) are fixedly connected with the fixed groove (4).

6. The rainproof exhaust cover for an outdoor cabinet according to claim 5, wherein: A pair of mounting plates (42) are respectively matched with a pair of mounting grooves (41).

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