CN211174670U - Fire-fighting ventilator - Google Patents

Fire-fighting ventilator Download PDF

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Publication number
CN211174670U
CN211174670U CN201921935599.2U CN201921935599U CN211174670U CN 211174670 U CN211174670 U CN 211174670U CN 201921935599 U CN201921935599 U CN 201921935599U CN 211174670 U CN211174670 U CN 211174670U
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CN
China
Prior art keywords
phase asynchronous
asynchronous motor
thick bamboo
casing
protection section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201921935599.2U
Other languages
Chinese (zh)
Inventor
何忠奎
潘勇
夏开勇
李兴贵
陈木明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Hongqi Hangdu Technology Co ltd
Original Assignee
Sichuan Hongqi Hangdu Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Hongqi Hangdu Technology Co ltd filed Critical Sichuan Hongqi Hangdu Technology Co ltd
Priority to CN201921935599.2U priority Critical patent/CN211174670U/en
Application granted granted Critical
Publication of CN211174670U publication Critical patent/CN211174670U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a fire control ventilation blower, including three-phase asynchronous motor, casing, a protection section of thick bamboo, louvre, the three-phase asynchronous motor outside is provided with a protection section of thick bamboo, three-phase asynchronous motor with connect through the motor fixed plate between the protection section of thick bamboo, be provided with on the protection section of thick bamboo the louvre, fan wheel hub is connected to three-phase asynchronous motor output, fan wheel hub external connection blade, the protection section of thick bamboo outside is connected the casing, the fan base is connected to the casing lower extreme, the terminal box support is connected to casing one side, casing front end flange. The utility model discloses utilize a protection section of thick bamboo can effectively fix and protect three-phase asynchronous motor, utilize the louvre to utilize the negative pressure that the blade formed simultaneously, improve three-phase asynchronous motor's radiating efficiency.

Description

Fire-fighting ventilator
Technical Field
The utility model relates to a fire control facility field especially relates to fire control ventilation blower.
Background
The fire-fighting ventilator is a necessary fire-fighting device in the current building, and is used for timely removing smoke when smoke occurs, and is required to be in a high-temperature environment for a long time in a fire-fighting facility.
General fire control ventilation blower can both operate for a long time under the high temperature, but the high temperature still has certain influence to the fan motor operation, need in time also in time discharge the heat of the inside of motor just can effectual protection motor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fire control ventilation blower in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
fire control ventilation blower, including three-phase asynchronous motor, casing, a protection section of thick bamboo, louvre, the three-phase asynchronous motor outside is provided with a protection section of thick bamboo, three-phase asynchronous motor with connect through the motor fixed plate between the protection section of thick bamboo, be provided with on the protection section of thick bamboo the louvre, fan wheel hub is connected to the three-phase asynchronous motor output, fan wheel hub external connection blade, the protection section of thick bamboo outside is connected the casing, the fan base is connected to the casing lower extreme, the terminal box support is connected to casing one side, casing front end flange.
Preferably: the heat dissipation holes are integrally formed in the protection barrel, and the motor fixing plate is connected with the three-phase asynchronous motor and the protection barrel through bolts.
So set up, louvre radiating action, the motor fixed plate plays the protection three-phase asynchronous motor effect, the motor fixed plate plays and connects and the fixed action.
Preferably: the protection cylinder is connected with the shell through bolts, and the fan base is connected with the shell through welding.
So set up, the casing plays support and guard action, has guaranteed joint strength through bolted connection.
Preferably: the fan hub is keyed to the three-phase asynchronous motor and the blades are connected to the fan hub by welding.
So set up, fan wheel hub play connect three-phase asynchronous motor with the blade effect, the blade plays and provides wind-force effect, has guaranteed joint strength through the welding.
Preferably: the junction box bracket is connected with the shell through a screw.
So set up, the terminal box support plays external power supply effect, connects simple to operate through the screw.
Preferably: the opening direction of the heat dissipation holes is the blade direction.
So set up, the louvre direction is in the blade direction works as after the blade starts, forms the negative pressure, follows louvre direction convulsions improve the radiating efficiency of louvre.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the three-phase asynchronous motor can be effectively fixed and protected by the protection cylinder;
2. the negative pressure formed by the blades is utilized by utilizing the heat dissipation holes, so that the heat dissipation efficiency of the three-phase asynchronous motor is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of the main-view internal structure of the fire-fighting ventilator of the present invention;
FIG. 2 is a left side view of the fire ventilator of the present invention;
fig. 3 is the louvre structure sketch map of fire control ventilation blower of the utility model.
The reference numerals are explained below:
1. a three-phase asynchronous motor; 2. a blade; 3. a housing; 4. a flange; 5. a protective cylinder; 6. a motor fixing plate; 7. a junction box bracket; 8. a fan hub; 9. a fan base; 10. and (4) heat dissipation holes.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be further explained with reference to the accompanying drawings:
example 1
As shown in fig. 1-3, the fire-fighting ventilator comprises a three-phase asynchronous motor 1, a housing 3, a protection cylinder 5 and heat dissipation holes 10, wherein the protection cylinder 5 is arranged outside the three-phase asynchronous motor 1, the three-phase asynchronous motor 1 and the protection cylinder 5 are connected through a motor fixing plate 6, the heat dissipation holes 10 are arranged on the protection cylinder 5, the output end of the three-phase asynchronous motor 1 is connected with a fan hub 8, the fan hub 8 is externally connected with blades 2, the housing 3 is connected outside the protection cylinder 5, the lower end of the housing 3 is connected with a fan base 9, one side of the housing 3 is connected with a junction box support 7, and the front.
Preferably: the heat dissipation holes 10 are integrally formed in the protection cylinder 5, the motor fixing plate 6 is connected with the three-phase asynchronous motor 1 and the protection cylinder 5 through bolts, the heat dissipation holes 10 have a heat dissipation effect, the motor fixing plate 6 plays a role in protecting the three-phase asynchronous motor 1, and the motor fixing plate 6 plays a role in connection and fixation; the protection cylinder 5 is connected with the shell 3 through bolts, the fan base 9 is connected with the shell 3 through welding, the shell 3 plays a role in supporting and protecting, and the connection strength is ensured through the bolt connection; the fan hub 8 is connected with the three-phase asynchronous motor 1 in a key mode, the blades 2 are connected with the fan hub 8 through welding, the fan hub 8 plays a role in connecting the three-phase asynchronous motor 1 and the blades 2, the blades 2 play a role in providing wind power, and the connection strength is guaranteed through welding; the junction box bracket 7 is connected with the shell 3 through screws, and the junction box bracket 7 plays a role of an external power supply and is convenient to install through screw connection; the 10 opening directions of louvre are the 2 directions of blade, and the 10 directions of louvre are in the 2 directions of blade, and after blade 2 started, form the negative pressure, follow 10 directions convulsions of louvre, improve the radiating efficiency of louvre 10.
The working principle is as follows: install three-phase asynchronous motor 1 at a protection section of thick bamboo 5 inboardly through motor fixed plate 6, fix a protection section of thick bamboo 5 at three-phase asynchronous motor 1 inboardly again, then connect the fan wheel hub 8 that has welded blade 2 at three-phase asynchronous motor 1's output, connect the outside pipeline through flange 4, drive blade 2 after three-phase asynchronous motor 1 starts, blade 2 rear end forms the negative pressure, the opening direction of louvre 10 is towards blade 2 simultaneously, the heat that the inboard three-phase asynchronous motor 1 of a protection section of thick bamboo 5 formed is taken away to the negative pressure, dispel the heat to three-phase asynchronous motor 1.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (6)

1. Fire control ventilation blower, its characterized in that: including three-phase asynchronous motor (1), casing (3), a protection section of thick bamboo (5), louvre (10), three-phase asynchronous motor (1) outside is provided with a protection section of thick bamboo (5), three-phase asynchronous motor (1) with connect through motor fixing plate (6) between a protection section of thick bamboo (5), be provided with on a protection section of thick bamboo (5) louvre (10), fan wheel hub (8) is connected to three-phase asynchronous motor (1) output, fan wheel hub (8) external connection blade (2), connect in a protection section of thick bamboo (5) outside casing (3), fan base (9) is connected to casing (3) lower extreme, casing (3) one side connection terminal box support (7), casing (3) front end flange (4).
2. A fire ventilator as defined in claim 1, wherein: the heat dissipation holes (10) are integrally formed in the protection barrel (5), and the motor fixing plate (6) is connected with the three-phase asynchronous motor (1) and the protection barrel (5) through bolts.
3. A fire ventilator as defined in claim 1, wherein: the protection cylinder (5) is connected with the shell (3) through bolts, and the fan base (9) is connected with the shell (3) through welding.
4. A fire ventilator as defined in claim 1, wherein: fan wheel hub (8) key-type connect in three-phase asynchronous motor (1), blade (2) through the welding with fan wheel hub (8) are connected.
5. A fire ventilator as defined in claim 1, wherein: the junction box bracket (7) is connected with the shell (3) through a screw.
6. A fire ventilator as defined in claim 1, wherein: the opening direction of the heat dissipation hole (10) is the direction of the blade (2).
CN201921935599.2U 2019-11-11 2019-11-11 Fire-fighting ventilator Expired - Fee Related CN211174670U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921935599.2U CN211174670U (en) 2019-11-11 2019-11-11 Fire-fighting ventilator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921935599.2U CN211174670U (en) 2019-11-11 2019-11-11 Fire-fighting ventilator

Publications (1)

Publication Number Publication Date
CN211174670U true CN211174670U (en) 2020-08-04

Family

ID=71799910

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921935599.2U Expired - Fee Related CN211174670U (en) 2019-11-11 2019-11-11 Fire-fighting ventilator

Country Status (1)

Country Link
CN (1) CN211174670U (en)

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Granted publication date: 20200804