CN211530891U

CN211530891U - Heat insulation protection and air cooling device for fan motor

Info

Publication number: CN211530891U
Application number: CN202020282241.0U
Authority: CN
Inventors: 王玉洁
Original assignee: Leizhou Huayang Water Service Co ltd
Current assignee: Leizhou Huayang Water Service Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-09-18
Anticipated expiration: 2030-03-09

Abstract

The utility model discloses a fan motor thermal insulation protection and air cooling device, which comprises an end cover component and a protection component, wherein the end cover component is arranged at the right end of the protection component, the end cover component is movably connected with the protection component through threads butted with the inner wall of a groove, the disassembly is convenient, the motor is convenient to repair, an inner flow through hole is processed on the inner wall of a main protection shell, the left end surface of the main protection shell is communicated with an outer flow pipeline, the outer flow pipeline is communicated with the outer wall of a fan, the main protection shell is arranged into a hollow structure, the communication between the interior of the main protection shell and the external environment is realized through the arrangement of the inner flow through hole, the heat exchange of the internal environment and the external environment is ensured, the continuous and stable operation of the motor is ensured, the double-layer arrangement of the main protection shell and a thermal insulation ring is adopted, the external temperature is isolated while the motor is protected, the pipe diameter of, the influence of the temperature on the running state of the motor is reduced.

Description

Heat insulation protection and air cooling device for fan motor

Technical Field

The utility model relates to a fan motor thermal-insulated protection technical field specifically is fan motor thermal-insulated protection and air cooling device.

Background

The fire-fighting and smoke-discharging fan in the prior art is usually driven by the motor alone, and under the normal condition of a power supply system, the fan is driven by the motor to work, but when the power supply system has a fault, the equipped engine is automatically started in a short time to continuously drive the fan to work, so that the normal operation of the mechanical smoke prevention and exhaust system is ensured, because the fire-fighting fan is used under the condition of high temperature, the requirement on the high temperature resistance of the motor is higher, a heat insulation protective sleeve is usually additionally arranged on the periphery of the motor to carry out heat insulation protection on the motor, but the single isolation mode can not realize the circulation of the air inside and outside, the motor can easily generate heat in the running process, the closed heat insulation protective sleeve can not dissipate the heat generated in the running process of the motor, particularly, in the case where the motor is continuously operated, the influence on the operation state of the motor is great.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fan motor thermal-insulated protection and air cooling device possesses and dismantles conveniently, is convenient for repair, and effective reduce temperature makes the unable effluvium of heat that the motor operation in-process produced, especially under the condition that the motor lasts the operation to the advantage of the influence of motor running state, effective cooling down type can solve among the prior art thermal-insulated protective sheath of closed type.

In order to achieve the above object, the utility model provides a following technical scheme: the fan motor heat insulation protection and air cooling device comprises an end cover assembly and a protection assembly, wherein the end cover assembly is installed at the right end of the protection assembly, is provided with an arc-shaped structure with the radius increasing from right to left, and is movably connected with the protection assembly through threads; the protection assembly comprises a heat insulation structure and a motor structure, the heat insulation structure comprises a main protection shell, a butt joint groove, a heat insulation ring, an inner flow through hole, an outer flow through pipeline and an auxiliary protection shell, the outer wall of the main protection shell is surrounded with a plurality of groups of strip-shaped groove structures, the main protection shell is arranged into an annular hollow structure, the inner side of the main protection shell is provided with the butt joint groove, the inner wall of the butt joint groove is provided with threads, the butt joint groove is movably connected with the end cover assembly through the threads, the inner side of the butt joint groove is provided with the heat insulation ring, the heat insulation ring is communicated with the inner flow through hole through an internal connecting pipeline, the inner flow through hole is processed on the inner wall of the main protection shell, the left side end face of the main protection shell is communicated with the outer flow through pipeline, the outer flow through pipeline; the motor structure comprises a motor, a motor shaft, a mounting base plate and a wedge-shaped fixing piece, wherein the output end of the motor is fixedly connected with the motor shaft, the motor shaft extends out of the mounting base plate to be connected with a fan blade part of the fan, and the mounting base plate is fixedly connected with the bottom of the motor through the wedge-shaped fixing piece.

Preferably, the depth of the butt-joint groove is 1/6 of the depth of the main protection shell.

Preferably, the outer circulation duct is communicated with the outer wall of the fan.

Preferably, the mounting bottom plate is fixedly connected with the auxiliary protection shell.

Preferably, the motor is located inside the main protective housing.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this fan motor thermal insulation protection and air cooling device through the screw thread to the inslot wall, realizes the swing joint of end cover subassembly and protection subassembly, and it is convenient to dismantle, is convenient for repair the motor, and the practicality is high.

2. This fan motor thermal insulation protection and air cooling device through the setting of inner flow through-hole, realizes the inside of main protection casing and external environment's intercommunication, guarantees the heat exchange of inside and outside environment, utilizes hollow main protection casing, takes away because of the produced high temperature of motor continuous operation, guarantees the continuous steady operation of motor.

3. This fan motor thermal-insulated protection and air cooling device, main protection casing and the double-deck setting of thermal-insulated circle, when protecting the motor, isolated ambient temperature, the pipe diameter of outer circulation pipeline is less, effectively avoids external high temperature invasion and attack motor when realizing inside and outside circulation of air, further lowering the influence of temperature to motor running state.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the protection assembly of the present invention;

fig. 3 is an enlarged schematic view of a part a of the assembly of fig. 2 according to the present invention;

FIG. 4 is a schematic view of the machining position of the inner flow through hole of the present invention;

fig. 5 is a schematic view of the structure of the motor of the present invention.

In the figure: 1. an end cap assembly; 2. a protection component; 21. a thermally insulating structure; 211. a main protective housing; 212. A butt joint groove; 213. a heat insulation ring; 214. an inner flow through hole; 215. an outer flow channel; 216. a secondary protective housing; 22. a motor structure; 221. a motor; 222. a motor shaft; 223. mounting a bottom plate; 224. a wedge-shaped fixing piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the fan motor heat insulation protection and air cooling device includes an end cover assembly 1 and a protection assembly 2, the end cover assembly 1 is installed at the right end of the protection assembly 2, the end cover assembly 1 is set to be an arc structure with radius increasing from right to left, and the end cover assembly 1 is movably connected with the protection assembly 2 through a thread.

Referring to fig. 2-4, the protection assembly 2 includes a heat insulation structure 21 and a motor structure 22, the heat insulation structure 21 includes a main protection housing 211, a docking slot 212, a heat insulation ring 213, an inner flow through hole 214, an outer flow channel 215 and an auxiliary protection housing 216, the outer wall of the main protection housing 211 is surrounded by a plurality of sets of strip-shaped slot structures, the main protection housing 211 is configured as an annular hollow structure, the inner side of the main protection housing 211 is provided with the docking slot 212, the depth of the docking slot 212 is 1/6 of the depth of the main protection housing 211, the inner wall of the docking slot 212 is provided with a screw thread, the docking slot 212 is movably connected with the end cover assembly 1 through the screw thread, the inner side of the docking slot 212 is provided with the heat insulation ring 213, the heat insulation ring 213 is communicated with the inner flow through hole 214 through an internal connection channel, the inner flow through hole 214 is processed on the inner wall of the main protection housing 211, the left end, the outer circulation duct 215 is fixedly installed between the main protection housing 211 and the sub protection housing 216, and the left end of the sub protection housing 216 is fixedly connected to the motor structure 22.

Referring to fig. 5, the motor structure 22 includes a motor 221, a motor shaft 222, a mounting base plate 223 and a wedge-shaped fixing member 224, the motor 221 is located inside the main protection housing 211, an output end of the motor 221 is fixedly connected with the motor shaft 222, the motor shaft 222 extends out of the mounting base plate 223 to be connected with a fan blade part of the fan, the mounting base plate 223 is fixedly connected with the auxiliary protection housing 216, and the mounting base plate 223 is fixedly connected with the bottom of the motor 221 through the wedge-shaped fixing member 224.

The working principle is as follows: through the screw thread to the inslot 212 inner wall, realize end cover subassembly 1 and protection subassembly 2's swing joint, inner flow through hole 214 processing is on main protection casing 211's inner wall, main protection casing 211's left side terminal surface and outer circulation pipeline 215 intercommunication, outer circulation pipeline 215 communicates with the outer wall of fan, when motor 221 continuously operates, the inside easy production of heat of main protection casing 211 that is narrow relatively piles up, main protection casing 211 sets up to hollow structure, setting through inner flow through hole 214, realize main protection casing 211's inside and external environment's intercommunication, guarantee the heat exchange of internal and external environment, main protection casing 211 sets up with the double-deck of thermal-insulated circle 213, in protecting motor 221, isolated ambient temperature.

In summary, the following steps: the fan motor heat insulation protection and air cooling device realizes the movable connection of an end cover component 1 and a protection component 2 through the screw thread of the inner wall of a butt joint groove 212, is convenient to disassemble and repair a motor 221, has high practicability, an inner flow through hole 214 is processed on the inner wall of a main protection shell 211, the left end surface of the main protection shell 211 is communicated with an outer flow pipeline 215, the outer flow pipeline 215 is communicated with the outer wall of a fan, when the motor 221 continuously operates, the relatively narrow main protection shell 211 easily generates heat accumulation inside, the main protection shell 211 is of a hollow structure, the communication between the inside of the main protection shell 211 and the external environment is realized through the arrangement of the inner flow through hole 214, the heat exchange between the internal environment and the external environment is ensured, the hollow main protection shell 211 is utilized to take away the high temperature generated by the continuous operation of the motor 221, the continuous stable operation of the motor 221 is ensured, and the double-layer arrangement of the main protection, when protecting motor 221, isolated ambient temperature, outer circulation pipeline 215's pipe diameter is less, also can effectively avoid external high temperature invasion and attack motor 221 in the use of fire control fan when realizing inside and outside circulation of air, reduces the influence of temperature to motor 221 running state.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Fan motor thermal-insulated protection and air cooling device, including end cover subassembly (1) and protection subassembly (2), end cover subassembly (1), its characterized in that are installed to the right-hand member of protection subassembly (2): the end cover assembly (1) is of an arc structure with the radius increasing from right to left, and the end cover assembly (1) is movably connected with the protection assembly (2) through threads; the protection assembly (2) comprises a heat insulation structure (21) and a motor structure (22), the heat insulation structure (21) comprises a main protection shell (211), a butt joint groove (212), a heat insulation ring (213), an inner flow through hole (214), an outer flow through pipeline (215) and an auxiliary protection shell (216), the outer wall of the main protection shell (211) is encircled by a plurality of groups of strip-shaped groove structures, the main protection shell (211) is arranged to be an annular hollow structure, the inner side of the main protection shell (211) is provided with the butt joint groove (212), the inner wall of the butt joint groove (212) is provided with threads, the butt joint groove (212) is movably connected with the end cover assembly (1) through threads, the inner side of the butt joint groove (212) is provided with the heat insulation ring (213), the heat insulation ring (213) is communicated with the inner flow through pipeline, the inner flow through hole (214) is processed on the inner wall of the main protection shell (211), the left end face of the main protection shell (, the outer flow channel (215) is fixedly arranged between the main protection shell (211) and the auxiliary protection shell (216), and the left end part of the auxiliary protection shell (216) is fixedly connected with the motor structure (22); the motor structure (22) comprises a motor (221), a motor shaft (222), an installation bottom plate (223) and a wedge-shaped fixing piece (224), the output end of the motor (221) is fixedly connected with the motor shaft (222), the motor shaft (222) extends out of the installation bottom plate (223) to be connected with fan blade parts of the fan, and the installation bottom plate (223) is fixedly connected with the bottom of the motor (221) through the wedge-shaped fixing piece (224).

2. The fan motor heat insulation protection and air cooling device of claim 1, wherein: the depth of the butt joint groove (212) is 1/6 of the depth of the main protection shell (211).

3. The fan motor heat insulation protection and air cooling device of claim 1, wherein: the outer flow channel (215) is in communication with an outer wall of the fan.

4. The fan motor heat insulation protection and air cooling device of claim 1, wherein: the mounting bottom plate (223) is fixedly connected with the auxiliary protection shell (216).

5. The fan motor heat insulation protection and air cooling device of claim 1, wherein: the motor (221) is located inside the main protective housing (211).