External plug-in type high-temperature fan

Abstract

The utility model discloses an external plug-in type high-temperature fan which comprises an installation frame, a driving mechanism is arranged on the outer surface of the installation frame and comprises a motor, a first belt wheel, a belt and a main shaft, the output end of the motor is fixedly connected with a driving shaft, and the end, away from the motor, of the driving shaft is fixedly connected with the first belt wheel; the outer surface of the first belt wheel is in rolling connection with a belt, one end of the main shaft is fixedly connected with an impeller, a protection mechanism is arranged on the outer side of the belt and comprises a side plate and a protection plate, the side surface of the side plate is fixedly connected with the protection plate, and a clamping mechanism is arranged on the outer surface of the side plate. And a wheel belt transmission part can be blocked through the side plates and the protection plates, so that operators or other objects are effectively prevented from approaching a dangerous area, and the risk of accidents is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of high-temperature fans, in particular to an external plug-in high-temperature fan. Background Art

[0002] The external plug-in high-temperature fan is a mechanical equipment specially used in high-temperature baking furnaces, drying furnaces and for conveying high-temperature gases. It can also be used as supporting equipment for hot air circulation facilities. The main components of the plug-in high-temperature fan include impeller, casing, transmission system, insulation block, cooling system, base, mounting plate, etc.

[0003] When the external plug-in high-temperature fan is working, since the pulley drive system uses high-speed rotating parts, a protective plate will be set for protection in accordance with relevant laws and regulations. However, the existing protective plates are generally installed by welding or bolting. As a result, when repairing or replacing parts, they can generally only be operated from the open side of the protective plate. Some parts are often blocked by other parts, which is not conducive to maintenance and affects the normal operation of the equipment. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide an external plug-in high-temperature fan. The side panels and protective plates provided can block the belt transmission part, effectively preventing operators or other objects from approaching the dangerous area, thereby reducing the risk of accidents. The protective plates can be quickly installed and disassembled through the provided clamping mechanism. When the transmission part needs to be inspected or parts need to be replaced, the protective plates can be quickly removed from the side panels, and maintenance personnel can inspect from the inside of the side panels, which makes operation convenient and has good practicality.

[0005] The utility model also provides an external plug-in high-temperature fan as mentioned above, comprising: a mounting frame, a driving mechanism is arranged on the outer surface of the mounting frame, the driving mechanism comprises a motor, a first pulley, a belt and a main shaft, the output end of the motor is fixedly connected to the driving shaft, the end of the driving shaft away from the motor is fixedly connected to the first pulley, the outer surface of the first pulley is rollingly connected to the belt, one end of the main shaft is fixedly connected to an impeller, a protective mechanism is arranged on the outer side of the belt, the protective mechanism comprises a side plate and a protective plate, the side surface of the side plate is fixedly connected to the protective plate, and the outer surface of the side plate is provided with a clamping mechanism.

[0006] According to the external plug-in high-temperature blower, one end of the main shaft away from the impeller is fixedly connected to a second pulley, and the outer surface of the second pulley is rollingly connected to the belt.

[0007] According to the external plug-in high-temperature fan, the outer surface of the mounting frame is fixedly connected to a support frame, the upper surface of the support frame is fixedly connected to a bearing seat, a bearing is arranged inside the bearing seat, and the inner wall of the bearing is fixedly connected to the main shaft.

[0008] According to the external plug-in high-temperature blower, the side surface of the protective plate is provided with ventilation holes, and the number of the ventilation holes is multiple.

[0009] According to the external plug-in high-temperature fan, the clamping mechanism includes a fixing frame and a fixing rod, the outer surface of the side panel is fixedly connected to the fixing frame, the outer surface of the fixing rod is slidably connected to the fixing frame, the outer surface of the fixing rod is fixedly connected with a convex ring, the side surface of the convex ring is fixedly connected with a spring, the other end of the spring is fixedly connected to the fixing frame, and one end of the fixing rod is provided with a grip ball.

[0010] According to the external plug-in high-temperature fan, a positioning block is fixedly connected to the side surface of the protective plate, and a limiting hole is provided on the outer surface of the positioning block.

[0011] According to the external plug-in high-temperature fan, the outer surface of the mounting frame is fixedly connected with a water-cooled bearing box, and the bearing seat is located inside the water-cooled bearing box.

[0012] According to the external plug-in high-temperature fan, a water inlet pipe is provided on the side surface of the water-cooled bearing box, and a water outlet pipe is provided on the side surface of the water-cooled bearing box.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is a schematic diagram of the overall structure of an external plug-in high-temperature fan of the utility model;

[0016] Figure 2 This is a schematic diagram of the main shaft installation of an external plug-in high-temperature fan of the utility model;

[0017] Figure 3 The utility model is an external plug-in high temperature fan Figure 2 A partial enlarged schematic diagram in the middle;

[0018] Figure 4 The utility model is a schematic diagram of the protective plate structure of an external plug-in high-temperature fan.

[0019] Legend:

[0020] 1. Mounting frame; 2. Motor; 3. Drive shaft; 4. First pulley; 5. Belt; 6. Main shaft; 7. Second pulley; 8. Impeller; 9. Side panel; 10. Protective plate; 11. Positioning block; 12. Limiting hole; 13. Fixing frame; 14. Fixing rod; 15. Convex ring; 16. Spring; 17. Grip ball; 18. Vent; 19. Support frame; 20. Bearing seat; 21. Bearing; 22. Water-cooled bearing box; 23. Water inlet pipe; 24. Water outlet pipe. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-4 The utility model embodiment is an external plug-in high-temperature fan, which includes: a mounting frame 1, the outer surface of the mounting frame 1 is provided with a driving mechanism, the driving mechanism includes a motor 2, a first pulley 4, a belt 5 and a main shaft 6, the output end of the motor 2 is fixedly connected to the driving shaft 3, the end of the driving shaft 3 away from the motor 2 is fixedly connected to the first pulley 4, the outer surface of the first pulley 4 is rollingly connected to the belt 5, one end of the main shaft 6 is fixedly connected to the impeller 8, the end of the main shaft 6 away from the impeller 8 is fixedly connected to the second pulley 7, the outer surface of the second pulley 7 is rollingly connected to the belt 5 Dynamic connection, the outer surface of the mounting frame 1 is fixedly connected with a support frame 19, the upper surface of the support frame 19 is fixedly connected with a bearing seat 20, a bearing 21 is arranged inside the bearing seat 20, the inner wall of the bearing 21 is fixedly connected to the main shaft 6, the driving shaft 3 is driven to rotate by the motor 2, and then the first pulley 4, the belt 5 and the second pulley 7 are transmitted, so that the second pulley 7 drives the main shaft 6 to rotate, and then drives the impeller 8 to rotate to transmit air, the setting of the bearing seat 20 and the bearing shaft 21 is used to reduce the friction when the main shaft 6 rotates and reduce the generation of heat.

[0023] The outer surface of the mounting frame 1 is fixedly connected with a water-cooled bearing box 22, and the bearing seat 20 is located inside the water-cooled bearing box 22. The side surface of the water-cooled bearing box 22 is provided with a water inlet pipe 23, and the side surface of the water-cooled bearing box 22 is provided with a water outlet pipe 24. The water-cooled bearing box 22 transports and recycles the coolant through the water inlet pipe 23 and the water outlet pipe 24. When the coolant enters the water-cooled bearing box 22, it can be dissipated and cooled by the high-temperature airflow, which greatly reduces the temperature of the high-temperature airflow, realizes the function of rapid heat dissipation and cooling of transmission components, thereby extending the service life of the fan.

[0024] A protective mechanism is arranged on the outer side of the belt 5, and the protective mechanism includes a side plate 9 and a protective plate 10. The side surface of the side plate 9 is fixedly connected to the protective plate 10. The side surface of the protective plate 10 is provided with a vent hole 18. The number of the vent holes 18 is multiple. The side plate 9 and the protective plate 10 can block the wheel belt transmission part, effectively preventing operators or other objects from approaching the dangerous area, thereby reducing the risk of accidents.

[0025] The outer surface of the side plate 9 is provided with a clamping mechanism, which includes a fixing frame 13 and a fixing rod 14. The outer surface of the side plate 9 is fixedly connected to the fixing frame 13, the outer surface of the fixing rod 14 is slidably connected to the fixing frame 13, the outer surface of the fixing rod 14 is fixedly connected with a convex ring 15, the side surface of the convex ring 15 is fixedly connected with a spring 16, the other end of the spring 16 is fixedly connected to the fixing frame 13, one end of the fixing rod 14 is provided with a gripping ball 17, the side surface of the protective plate 10 is fixedly connected with a positioning block 11, and the outer surface of the positioning block 11 is provided with a limiting hole 12. When it is needed When the transmission part needs to be inspected or parts need to be replaced, it is only necessary to hold the grip ball 17 and pull the fixing rod 14 outward to disengage the bottom end of the fixing rod 14 from the limiting hole 12 of the positioning block 11, and the protective plate 10 can be removed from the side plate 9. The maintenance personnel can inspect from the inside of the side plate 9, which is convenient for operation. When the protective plate 10 needs to be reinstalled, it is only necessary to pull the grip ball 17, embed the positioning block 11 into the side wall of the side plate 9, and then release the grip ball 17. Under the action of the spring 16, the fixing rod 14 will be inserted into the limiting hole 12, and the installation is completed. The operation is simple and convenient.

[0026] Working principle: When the fan is working, the water-cooled bearing box 22 transports and recycles the coolant through the water inlet pipe 23 and the water outlet pipe 24. When the coolant enters the water-cooled bearing box 22, it can dissipate heat and cool the high-temperature airflow, greatly reducing the temperature of the high-temperature airflow, achieving the effect of rapid heat dissipation and cooling of transmission components, thereby extending the service life of the fan. When the transmission part needs to be inspected or parts need to be replaced, just hold the grip ball 17 and pull the fixing rod 14 outward to disengage the bottom end of the fixing rod 14 from the limiting hole 12 of the positioning block 11, and the protective plate 10 can be removed from the side plate 9. Maintenance personnel can inspect from the inside of the side plate 9, which is convenient for operation.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. An external plug-in high temperature fan, characterized in that: include: A mounting frame (1), wherein a driving mechanism is arranged on the outer surface of the mounting frame (1), the driving mechanism comprising a motor (2), a first pulley (4), a belt (5) and a main shaft (6), the output end of the motor (2) being fixedly connected to a driving shaft (3), the end of the driving shaft (3) away from the motor (2) being fixedly connected to the first pulley (4), the outer surface of the first pulley (4) being rollingly connected to the belt (5), one end of the main shaft (6) being fixedly connected to an impeller (8), a protective mechanism being arranged on the outer side of the belt (5), the protective mechanism comprising a side plate (9) and a protective plate (10), the side surface of the side plate (9) being fixedly connected to the protective plate (10), and the outer surface of the side plate (9) being provided with a clamping mechanism.

2. The external plug-in high temperature fan according to claim 1, characterized in that: One end of the main shaft (6) away from the impeller (8) is fixedly connected to a second pulley (7), and an outer surface of the second pulley (7) is rollingly connected to the belt (5).

3. The external plug-in high temperature fan according to claim 1, characterized in that: The outer surface of the mounting frame (1) is fixedly connected to a support frame (19), the upper surface of the support frame (19) is fixedly connected to a bearing seat (20), a bearing (21) is arranged inside the bearing seat (20), and the inner wall of the bearing (21) is fixedly connected to the main shaft (6).

4. The external plug-in high-temperature fan according to claim 1, characterized in that: A vent hole (18) is provided on the side surface of the protection plate (10), and the vent holes (18) are multiple in number.

5. The external plug-in high temperature fan according to claim 1, characterized in that: The clamping mechanism comprises a fixing frame (13) and a fixing rod (14); the outer surface of the side plate (9) is fixedly connected to the fixing frame (13); the outer surface of the fixing rod (14) is slidably connected to the fixing frame (13); a convex ring (15) is fixedly connected to the outer surface of the fixing rod (14); a spring (16) is fixedly connected to the side surface of the convex ring (15); the other end of the spring (16) is fixedly connected to the fixing frame (13); and a gripping ball (17) is provided at one end of the fixing rod (14).

6. The external plug-in high temperature fan according to claim 1, characterized in that: A positioning block (11) is fixedly connected to the side surface of the protective plate (10), and a limiting hole (12) is provided on the outer surface of the positioning block (11).

7. The external plug-in high temperature fan according to claim 3, characterized in that: The outer surface of the mounting frame (1) is fixedly connected to a water-cooled bearing box (22), and the bearing seat (20) is located inside the water-cooled bearing box (22).

8. The external plug-in high temperature fan according to claim 7, characterized in that: A water inlet pipe (23) is provided on the side surface of the water-cooled bearing box (22), and a water outlet pipe (24) is provided on the side surface of the water-cooled bearing box (22).

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