Kiln fan with protective device

Abstract

The utility model discloses a kiln fan with a protective device, which comprises a base, a fan body is arranged on the base, a motor matched with the fan body for use is further arranged on the base, a protective cover covering the motor is arranged at the top of the base, the protective cover comprises a supporting block fixed at the top of the base, a pair of slots is arranged at the top of the supporting block, and the fan body is arranged on the base. The protective cover further comprises a cover body matched with the supporting block, a notch is formed in one side of the cover body, a pair of insertion blocks matched with the insertion grooves are arranged at the notch, a pair of positioning holes are further formed in the surface of the cover body, and through the structural design of the supporting block, the cover body and the cover plate, a traditional protective box is divided into two parts. Operation can be performed by opening the cover plate, and when the motor needs to be disassembled and repaired, the cover body can be taken down from the base, so that a sufficient operation space is provided for disassembly and maintenance, and the working efficiency of disassembly and maintenance of the motor by a worker is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of kiln fan bodies, in particular to a kiln fan with a protective device. Background Art

[0002] The fan body is widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draft of boilers and industrial furnaces. The fan body relies on input mechanical energy to increase gas pressure and discharge gas. It is a driven fluid machine. The kiln fan body is an indispensable equipment in industrial kilns. In order to prevent dust and other factors from damaging the motor, a protective box is usually designed to completely enclose the motor in the box to protect the motor.

[0003] In order to save production costs, the size of the protection box is often adapted to the motor, and an openable door structure is designed on the protection box for staff to perform brief maintenance on the motor. However, when a major fault occurs in the motor, the motor often needs to be disassembled. The traditional disassembly from the door is limited by the operating space of the protection door, and it is difficult for staff to effectively disassemble and repair the motor, which increases the difficulty of disassembly and may cause unnecessary damage to the motor. Therefore, a kiln fan with a protective device is proposed to address the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art that the operating space is limited by the protective box door, which makes it difficult for workers to effectively disassemble and repair the motor, thereby increasing the difficulty of disassembly, and proposes a kiln fan with a protective device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A furnace fan with a protective device comprises a base, a fan body is arranged on the base, and a motor used in conjunction with the fan body is also arranged on the base.

[0007] A protective cover for covering the motor is arranged on the top of the base. The protective cover comprises a supporting block fixed on the top of the base. A pair of slots is opened on the top of the supporting block.

[0008] The protective cover also includes a cover body matched with the support block. One side of the cover body is provided with a notch, a pair of inserting blocks matched with the slots are arranged at the notch, and a pair of positioning holes are also opened on the surface of the cover body.

[0009] A positioning assembly is provided on the top of the base, which includes a rectangular block fixed on the base, a pair of step holes are opened on the rectangular block, a step rod is provided in the step holes, a spring is sleeved on the surface of the step rod, one end of the step rod cooperates with the positioning hole, and the other end of the step rod passes through the step hole and is rotated and connected to a handle.

[0010] Preferably, the handle is in the shape of an elongated strip.

[0011] Preferably, the rectangular block is symmetrically provided with stoppers at the stepped holes, and a pair of the stoppers are provided with slots that fit the handles.

[0012] Preferably, the interior of the cover body is a hollow structure, and the bottom of the cover body is open.

[0013] Preferably, a rectangular groove communicating with the inside of the cover body is provided on the cover body, and a cover plate covering the rectangular groove is hingedly connected to the cover body.

[0014] Preferably, heat dissipation holes are formed through the outer surfaces of the cover plate and the cover body on a side away from the cover plate.

[0015] The utility model has the following beneficial effects:

[0016] 1. The utility model divides the traditional protective box into two parts through the structural design of the support block, the cover body and the cover plate. When the motor is to be disassembled and repaired, the cover body can be removed from the base, thereby providing sufficient operating space for disassembly and maintenance, which is conducive to improving the work efficiency of the staff in disassembling and repairing the motor.

[0017] 2. The utility model adopts the structural design of slots, inserts, positioning holes and positioning components. When disassembling the protective cover, the staff can easily separate the support block from the cover body without using any disassembly tools, thereby greatly simplifying the disassembly process and improving maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the protective device;

[0019] Figure 2 It is a schematic diagram of the structure of the protective device;

[0020] Figure 3 It is a schematic diagram of the structure of the positioning component;

[0021] Figure 4 A schematic diagram of the structure of the support block.

[0022] In the figure: 1. base; 101. motor; 102. fan body; 2. protective cover; 201. support block; 2010. slot; 202. cover body; 203. plug block; 204. cover plate; 205. positioning hole; 3. positioning assembly; 301. rectangular block; 3010. stepped hole; 302. stepped rod; 303. spring; 304. handle; 305. block; 3050. slot. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Reference Figure 1-4 A kiln fan with a protective device includes a base 1, a fan body 102 is arranged on the base 1, and a motor 101 used in conjunction with the fan body 102 is also arranged on the base 1.

[0025] A protective cover 2 for covering the motor 101 is disposed on the top of the base 1 . The protective cover 2 includes a support block 201 fixed on the top of the base 1 . A pair of slots 2010 are formed on the top of the support block 201 .

[0026] The protective cover 2 also includes a cover body 202 that cooperates with the support block 201 . One side of the cover body 202 has a notch, and a pair of insert blocks 203 that cooperate with the slot 2010 are arranged at the notch. A pair of positioning holes 205 are also opened on the surface of the cover body 202 .

[0027] The traditional protective box is divided into two parts. When basic maintenance is performed on the motor 101, the operation can be performed by opening the cover 204. When the motor 101 needs to be disassembled and repaired, the cover body 202 can be removed from the base 1, thereby providing sufficient operating space for disassembly and maintenance, which is conducive to improving the work efficiency of the staff in disassembling and repairing the motor 101.

[0028] In this embodiment, Figure 1 and Figure 2 As shown, the interior of the cover body 202 is a hollow structure, the bottom of the cover body 202 is open, a rectangular groove connected to the interior of the cover body 202 is opened on the cover body 202, a cover plate 204 covering the rectangular groove is hinged on the cover body 202, a rectangular groove connected to the interior of the cover body 202 is opened on the cover body 202, a cover plate 204 covering the rectangular groove is hinged on the cover body 202, and heat dissipation holes are penetrated through the cover plate 204 and the outer surface of the cover body 202 away from the cover plate 204.

[0029] A positioning assembly 3 is provided on the top of the base 1, and the positioning assembly 3 includes a rectangular block 301 fixed on the base 1, a pair of step holes 3010 are opened on the rectangular block 301, a step rod 302 is provided in the step holes 3010, a spring 303 is sleeved on the surface of the step rod 302, one end of the step rod 302 cooperates with the positioning hole 205, and the other end of the step rod 302 passes through the step hole 3010 and is rotatably connected to a handle 304.

[0030] In this embodiment, Figure 3 As shown, the handle 304 is in the shape of an elongated strip, and blocks 305 are symmetrically arranged on the rectangular block 301 at the stepped hole 3010 . A pair of blocks 305 each have a slot 3050 , and the slot 3050 is adapted to the handle 304 .

[0031] Furthermore, when disassembling the cover body 202, the handle 304 is pulled, and the handle 304 moves to drive the step rod 302 to move the compression spring 303, and the step rod 302 extends from the positioning hole 205, thereby releasing the positioning of the cover body 202, and then the handle 304 is rotated to clamp the handle 304 in a pair of slots 3050 to limit the handle 304, thereby making it convenient for the staff to free their hands to take the cover body 202.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A furnace fan with a protective device, comprising a base (1), a fan body (102) being arranged on the base (1), and a motor (101) being arranged on the base (1) for use with the fan body (102), characterized in that: A protective cover (2) for covering the motor (101) is arranged on the top of the base (1), and the protective cover (2) comprises a support block (201) fixed on the top of the base (1), and a pair of slots (2010) are provided on the top of the support block (201); The protective cover (2) further comprises a cover body (202) matched with the support block (201); one side of the cover body (202) has a notch, a pair of insert blocks (203) matched with the slot (2010) are arranged at the notch, and a pair of positioning holes (205) are also opened on the surface of the cover body (202); A positioning assembly (3) is arranged on the top of the base (1), and the positioning assembly (3) comprises a rectangular block (301) fixed on the base (1), a pair of stepped holes (3010) are opened on the rectangular block (301), a stepped rod (302) is arranged in the stepped holes (3010), a spring (303) is sleeved on the surface of the stepped rod (302), one end of the stepped rod (302) cooperates with the positioning hole (205), and the other end of the stepped rod (302) passes through the stepped hole (3010) and is rotatably connected to a handle (304).

2. The kiln fan with a protective device according to claim 1, characterized in that: The handle (304) is in the shape of an elongated strip.

3. The kiln fan with a protective device according to claim 1, characterized in that: The rectangular block (301) is symmetrically provided with stoppers (305) at the stepped hole (3010), and a pair of the stoppers (305) are each provided with a slot (3050), and the slot (3050) is adapted to the handle (304).

4. The kiln fan with a protective device according to claim 1, characterized in that: The interior of the cover body (202) is a hollow structure, and the bottom of the cover body (202) is open.

5. The furnace fan with a protective device according to claim 4, characterized in that: The cover body (202) is provided with a rectangular groove communicating with the interior of the cover body (202), and a cover plate (204) covering the rectangular groove is hingedly connected to the cover body (202).

6. The furnace fan with a protective device according to claim 5, characterized in that: Heat dissipation holes are provided through the outer surfaces of the cover plate (204) and the cover body (202) on a side away from the cover plate (204).

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