CN212210741U - Gear reduction three-phase asynchronous motor with explosion-proof function - Google Patents
Gear reduction three-phase asynchronous motor with explosion-proof function Download PDFInfo
- Publication number
- CN212210741U CN212210741U CN202021444142.4U CN202021444142U CN212210741U CN 212210741 U CN212210741 U CN 212210741U CN 202021444142 U CN202021444142 U CN 202021444142U CN 212210741 U CN212210741 U CN 212210741U
- Authority
- CN
- China
- Prior art keywords
- asynchronous motor
- phase asynchronous
- motor body
- box
- explosion
- 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.)
- Active
Links
Images
Landscapes
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a gear reduction three-phase asynchronous motor with flame proof function, including three-phase asynchronous motor body and reduction gear box, the output shaft of three-phase asynchronous motor body and reduction gear box's input transmission are connected, reduction gear box's bottom fixedly connected with installation bearing plate, the mounting hole has been seted up to the surface of installation bearing plate, the front of three-phase asynchronous motor body is provided with the terminal box, the explosion-proof box of positive fixedly connected with of terminal box. This gear reduction three-phase asynchronous motor with flame proof function all sets up the insulating layer through the inner wall at terminal box and three-phase asynchronous motor body, can prevent that electric leakage from appearing in the inner coil and conduct to the shell of three-phase asynchronous motor body, causes the injury to the people, through setting up spacing slider, spring leaf and ejector pin, can be simple rapid demolish the protection screen panel, has reached the purpose of being convenient for maintainer to the maintenance of three-phase asynchronous motor body.
Description
Technical Field
The utility model relates to a gear reduction motor technical field specifically is a gear reduction three-phase asynchronous motor with flame proof function.
Background
The three-phase asynchronous motor is a common motor, the rotating speed of a rotor of the motor is lower than that of a rotating magnetic field, and a rotor winding generates electromotive force and current due to relative motion between the rotor winding and the magnetic field and interacts with the magnetic field to generate electromagnetic torque so as to realize energy conversion.
Compared with a common motor, the three-phase asynchronous motor has a more complex internal structure, and can generate more heat in the use process, so that the three-phase asynchronous motor needs to be maintained irregularly, the three-phase asynchronous motor is prevented from being burnt due to reasons such as coil damping in the use process, the existing three-phase asynchronous motor does not have a protection function, and the maintenance is inconvenient.
Therefore, a gear reduction three-phase asynchronous motor with an explosion-proof function is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gear reduction three-phase asynchronous motor with flame proof function to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a gear reduction three-phase asynchronous motor with an explosion-proof function comprises a three-phase asynchronous motor body and a reduction gear box, wherein an output shaft of the three-phase asynchronous motor body is in transmission connection with an input end of the reduction gear box, a mounting bearing plate is fixedly connected to the bottom end of the reduction gear box, a mounting hole is formed in the outer surface of the mounting bearing plate, a junction box is arranged on the front side of the three-phase asynchronous motor body, an explosion-proof box is fixedly connected to the front side of the junction box, a fuse and an actuator are respectively arranged inside the explosion-proof box, a radiating blade is rotatably connected to the right end of the three-phase asynchronous motor body, a protective mesh enclosure is sleeved at the right end of the three-phase asynchronous motor body, a limiting slide block extending into the three-phase asynchronous motor body is slidably, the other end fixedly connected with lug of spring leaf, the left side wall sliding connection of protection screen panel has the ejector pin with lug looks adaptation, the surface cover of ejector pin is equipped with reset spring.
Preferably, an oil level indicator is arranged on the front face of the reduction gear box, an oil filling opening is formed in the top end of the reduction gear box, and a dust screen is arranged on the upper surface of the oil filling opening.
Preferably, the upper surfaces of the three-phase asynchronous motor body and the reduction gear box are fixedly connected with bearing blocks, and the upper surfaces of the two bearing blocks are in threaded connection with lifting rings.
Preferably, the bottom end of the junction box is provided with an electric wire electrically connected with an external power supply, and the junction box and the inner wall of the three-phase asynchronous motor body are both provided with insulating layers.
Preferably, the number of the limiting slide blocks is four, and the limiting slide blocks are circumferentially arranged on the outer surface of the protective net cover at equal intervals.
Preferably, the right side wall of the three-phase asynchronous motor body is provided with a ventilation heat dissipation hole, the surface of the ventilation heat dissipation hole is provided with a temperature sensor, and the temperature sensor, the actuator, the fuse and the three-phase asynchronous motor body are coupled with an external power supply through electric wires.
Advantageous effects
The utility model provides a gear reduction three-phase asynchronous motor with flame proof function possesses following beneficial effect:
1. this gear reduction three-phase asynchronous motor with flame proof function all sets up the insulating layer through the inner wall at terminal box and three-phase asynchronous motor body, can prevent that electric leakage from appearing in the inner coil and conduct to the shell of three-phase asynchronous motor body, causes the injury to the people, through setting up spacing slider, spring leaf and ejector pin, can be simple rapid demolish the protection screen panel, has reached the purpose of being convenient for maintainer to the maintenance of three-phase asynchronous motor body.
2. This gear reduction three-phase asynchronous motor with flame proof function through setting up temperature-sensing ware, executor and fuse, can be when detecting that three-phase asynchronous motor body generates heat unusually, and the executor control fuse cuts off the power, protects three-phase asynchronous motor body and outside personnel and property.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a right side view of the structure of the present invention;
FIG. 3 is a schematic diagram of the right side cross-sectional structure of the present invention;
FIG. 4 is a schematic view of a partial front cross-section structure of the three-phase asynchronous motor body;
fig. 5 is an enlarged schematic view of a portion a in fig. 4.
In the figure: the three-phase asynchronous motor comprises a three-phase asynchronous motor body 1, a reduction gear box 2, a bearing plate 3, a junction box 4, an explosion-proof box 5, a radiating blade 6, a protective mesh enclosure 7, a limiting slide block 8, a spring leaf 9, a push rod 10, a return spring 11, an oil level indicator 12, a lifting ring 13 and a temperature sensor 14.
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. 1-5, the present invention provides a technical solution: the utility model provides a gear reduction three-phase asynchronous motor with flame proof function, includes three-phase asynchronous motor body 1 and reduction gear box 2, and reduction gear box 2's front is provided with oil level gaugember 12, and reduction gear box 2's top is provided with the oil filler hole, and the upper surface of oil filler hole is provided with the dust screen.
The upper surfaces of the three-phase asynchronous motor body 1 and the reduction gear box 2 are fixedly connected with bearing blocks, and the upper surfaces of the two bearing blocks are in threaded connection with lifting rings 13.
Output shaft and reduction gear case 2's input transmission of three-phase asynchronous motor body 1 are connected, reduction gear case 2's bottom fixedly connected with installation bearing plate 3, the mounting hole has been seted up to the surface of installation bearing plate 3, three-phase asynchronous motor body 1's front is provided with terminal box 4, terminal box 4's bottom is provided with the electric wire with external power source electric connection, terminal box 4 and three-phase asynchronous motor body 1's inner wall all is provided with the insulating layer, inner wall through at terminal box 4 and three-phase asynchronous motor body 1 all sets up the insulating layer, can prevent that the inner coil from appearing the electric leakage and conducting to three-phase asynchronous motor body 1's shell, cause the injury to the.
The front of terminal box 4 is fixedly connected with explosion-proof box 5, and the inside of explosion-proof box 5 is provided with fuse and executor respectively, and the right-hand member of three-phase asynchronous motor body 1 rotates and is connected with radiator vane 6.
The right-hand member cover of three-phase asynchronous motor body 1 is equipped with guard net cover 7, guard net cover 7's surface sliding connection has the spacing slider 8 that extends to three-phase asynchronous motor body 1 inside, spacing slider 8's quantity is four, four spacing slider 8 circumference equidistance set up the surface at guard net cover 7, spacing slider 8's lateral wall fixedly connected with spring leaf 9, the other end fixedly connected with lug of spring leaf 9, guard net cover 7's left side wall sliding connection has the ejector pin 10 with lug looks adaptation, the surface cover of ejector pin 10 is equipped with reset spring 11, through setting up spacing slider 8, spring leaf 9 and ejector pin 10, can be simple rapid demolish guard net cover 7, the mesh of being convenient for maintainer to the maintenance of three-phase asynchronous motor body 1 has been reached.
The right side wall of three-phase asynchronous motor body 1 is provided with the ventilation louvre, the surface of ventilation louvre is provided with temperature-sensing ware 14, the executor, fuse and three-phase asynchronous motor body 1 all through the electric wire and external power source coupling, through setting up temperature-sensing ware 14, executor and fuse, can be when detecting that three-phase asynchronous motor body 1 generates heat unusually, executor control fuse disconnection power, protect three-phase asynchronous motor body 1 and outside personnel property.
The working principle is as follows: when the gear-reduction three-phase asynchronous motor with the explosion-proof function is used, an electric wire is connected with an external power supply, the device emits heat when in use, the heat dissipation blades 6 can accelerate the heat dissipation in the device, when the three-phase asynchronous motor body 1 generates heat abnormally, the temperature sensor 14 positioned in the ventilation and heat dissipation holes receives information and transmits the information to the actuator in the explosion-proof box 5, the actuator controls the fuse disconnecting device to be connected with the external power supply, the device is prevented from being burnt out due to abnormal heat generation, the three-phase asynchronous motor body 1 and the external environment are protected, when the three-phase asynchronous motor body needs to be overhauled, the ejector rod 10 is pressed down, the other end of the ejector rod 10 abuts against the spring leaf 9, the limiting slide block 8 is taken out by hand, the protective mesh enclosure 7 can be detached, a worker can conveniently overhaul the device, the oil level gauge 12 is used for observing, avoid the too little wearing and tearing that cause reduction gear 2 inside of lubricating oil.
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 (6)
1. The utility model provides a gear reduction three-phase asynchronous motor with flame proof function, includes three-phase asynchronous motor body (1) and reduction gear case (2), its characterized in that: the output shaft of the three-phase asynchronous motor body (1) is in transmission connection with the input end of the reduction gear box (2), the bottom end of the reduction gear box (2) is fixedly connected with an installation bearing plate (3), the outer surface of the installation bearing plate (3) is provided with an installation hole, the front of the three-phase asynchronous motor body (1) is provided with a junction box (4), the front of the junction box (4) is fixedly connected with an explosion-proof box (5), the interior of the explosion-proof box (5) is respectively provided with a fuse and an actuator, the right end of the three-phase asynchronous motor body (1) is rotatably connected with a radiating blade (6), the right end of the three-phase asynchronous motor body (1) is sleeved with a protective mesh enclosure (7), the outer surface of the protective mesh enclosure (7) is in sliding connection with a limiting slide block (8, the side wall fixedly connected with spring leaf (9) of spacing slider (8), the other end fixedly connected with lug of spring leaf (9), the left side wall sliding connection of protection screen panel (7) has ejector pin (10) with the lug looks adaptation, the surface cover of ejector pin (10) is equipped with reset spring (11).
2. The gear reduction three-phase asynchronous motor with the explosion-proof function according to claim 1, characterized in that: the front surface of the reduction gear box (2) is provided with an oil level gauge (12), the top end of the reduction gear box (2) is provided with an oil filling port, and the upper surface of the oil filling port is provided with a dust screen.
3. The gear reduction three-phase asynchronous motor with the explosion-proof function according to claim 1, characterized in that: the upper surface of three-phase asynchronous motor body (1) and reduction gear box (2) equal fixedly connected with bearing block, two the equal threaded connection of upper surface of bearing block has rings (13).
4. The gear reduction three-phase asynchronous motor with the explosion-proof function according to claim 1, characterized in that: the bottom of the junction box (4) is provided with an electric wire electrically connected with an external power supply, and the inner walls of the junction box (4) and the three-phase asynchronous motor body (1) are provided with insulating layers.
5. The gear reduction three-phase asynchronous motor with the explosion-proof function according to claim 1, characterized in that: the number of the limiting slide blocks (8) is four, four the limiting slide blocks (8) are circumferentially arranged on the outer surface of the protective net cover (7) at equal intervals.
6. The gear reduction three-phase asynchronous motor with the explosion-proof function according to claim 1, characterized in that: the right side wall of three-phase asynchronous motor body (1) is provided with the ventilation louvre, the surface of ventilation louvre is provided with temperature-sensing ware (14), executor, fuse and three-phase asynchronous motor body (1) all are through electric wire and external power source coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021444142.4U CN212210741U (en) | 2020-07-21 | 2020-07-21 | Gear reduction three-phase asynchronous motor with explosion-proof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021444142.4U CN212210741U (en) | 2020-07-21 | 2020-07-21 | Gear reduction three-phase asynchronous motor with explosion-proof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212210741U true CN212210741U (en) | 2020-12-22 |
Family
ID=73819130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021444142.4U Active CN212210741U (en) | 2020-07-21 | 2020-07-21 | Gear reduction three-phase asynchronous motor with explosion-proof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212210741U (en) |
-
2020
- 2020-07-21 CN CN202021444142.4U patent/CN212210741U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212210741U (en) | Gear reduction three-phase asynchronous motor with explosion-proof function | |
| CN213540622U (en) | Cooling system of supercritical wind driven generator and permanent magnet generator | |
| CN212162348U (en) | Power distribution cabinet with remote monitoring function | |
| CN211655931U (en) | Motor waterproof case convenient to maintenance | |
| CN202260927U (en) | Flue three-phase asynchronous motor | |
| CN213094154U (en) | Protection device of direct current collection flow box for photovoltaic power generation | |
| CN216625515U (en) | Brushless motor control panel with heat radiation structure | |
| CN215185240U (en) | Electronic engineering information safety external power supply protection device | |
| CN214674782U (en) | Fault detection device for alternating-current asynchronous motor | |
| CN213027857U (en) | Novel soft starter shell body | |
| CN212105286U (en) | Computer room synthesizes protector | |
| CN205565966U (en) | Motor with high -sealing structure | |
| CN209963914U (en) | Low-noise explosion-proof variable-frequency speed-regulating three-phase asynchronous motor | |
| CN216144855U (en) | Novel safety electric meter | |
| CN210328392U (en) | Industrial automation control cabinet that radiating effect is good | |
| CN217282469U (en) | High-efficiency composite explosion-proof motor | |
| CN207408459U (en) | A kind of intelligent grid equipment for carrying monitoring | |
| CN206865339U (en) | A kind of power inverter safe to use | |
| CN218586727U (en) | Electricity-saving appliance with heat dissipation function | |
| CN212323873U (en) | Flame-proof type three-phase asynchronous motor for fan | |
| CN214204549U (en) | Indoor high-low voltage power distribution cabinet structure with high temperature early warning function | |
| CN213402034U (en) | External power auxiliary equipment for electromechanical equipment | |
| CN209993967U (en) | Distribution box with solar heat dissipation system | |
| CN208703584U (en) | Safe and intelligent inspection real time warning device in a kind of heating network operation | |
| CN213986702U (en) | Cable insulation on-line monitoring device in power switch cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |