CN211508799U

CN211508799U - B5 motor base capable of enduring broadband vibration scanning

Info

Publication number: CN211508799U
Application number: CN202020592062.7U
Authority: CN
Inventors: 吴泰; 邓汉辉; 秦科; 熊前明; 陈建平; 张百万
Original assignee: Atb Motors Wuhan Co ltd; Wolong Electric Group Co Ltd
Current assignee: Atb Motors Wuhan Co ltd; Wolong Electric Drive Group Co Ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-09-15
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a tolerate B5 motor frame of wide band vibration scanning, which comprises a motor, the left side fixedly connected with main mounting flange of motor, the left side fixedly connected with front end plate of motor, the fixedly connected with frame drum of motor surface, main outlet has been seted up in the left side of frame drum surface, the air intake has been seted up in the left side of frame drum surface and the below that is located main outlet, the utility model relates to a tolerate high-power high-voltage motor B5 structure frame technical field of wide band vibration scanning. This tolerate B5 motor frame of wide band vibration scanning sets up the frame drum through the surface at the motor, and the supplementary supporting platform of cooperation strengthens B5 frame structure, improves the B5 frame natural frequency of stator, and the coincidence of motor focus and frame lug center and supporting platform center trifentric promotes the vibration environment that motor body adapts to compressor trade unit by furthest, avoids the motor resonance to appear.

Description

B5 motor base capable of enduring broadband vibration scanning

Technical Field

The utility model relates to a high-power high-voltage motor B5 structure frame technical field of tolerating wide band vibration scanning specifically is a B5 motor frame of tolerating wide band vibration scanning.

Background

The high-voltage motor is a motor with a rated voltage of more than 1000V. 6000V and 10000V are commonly used, and 3300V and 6600V are also used due to different foreign power grids. The high voltage motor is generated because the motor power is proportional to the product of voltage and current, so that the current of the low voltage motor is limited by the allowable bearing capacity of the lead wire to a certain extent (such as 300KW/380V) and is difficult to be enlarged or the cost is too high. The high-power output is realized by improving the voltage, and the high-voltage motor has the advantages of high power and strong impact bearing capacity; the disadvantages are large inertia and difficult starting and braking.

The modern high-voltage high-power oilless compressor unit is developed to the trend that the size of a machine case is required to be small, the volume power density of a motor is large, vibration is ultralow, the unit vibration scanning with wide frequency is required to be borne, the power range is large, the service capacity is wide, and the operation is reliable and stable, and the current B5 motor base and the motor body are not suitable for the vibration environment of the unit in the compressor industry, so that the motor is easy to resonate.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a B5 motor frame of tolerating wide band vibration scanning has solved the easy resonant problem that appears of motor box frame.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a tolerate B5 motor frame of wide band vibration scanning, includes the motor, the left side fixedly connected with main mounting flange of motor, the left side fixedly connected with front end plate of motor, the fixedly connected with frame drum of motor surface, main outlet has been seted up in the left side of frame drum surface, the air intake has been seted up in the left side of frame drum surface and the below that is located main outlet, the control outlet has been seted up on the right side of frame drum surface, the air outlet has been seted up in the right side of frame drum surface and the below that is located the control outlet, the right side fixedly connected with rear end plate of motor, the surface of motor just is located the left side fixedly connected with heat dissipation strengthening rib of front end plate.

Preferably, the bottom of the machine base cylinder is fixedly connected with an auxiliary supporting platform, the back of the motor is fixedly connected with a main junction box, the outer surface of the motor is fixedly connected with a temperature control junction box, the upper portion of the outer surface of the motor is fixedly connected with a vibration detection table, and the right side of the vibration detection table is fixedly connected with a mute diversion fan cover.

Preferably, a lifting lug is fixedly connected above the outer surface of the motor, a bearing greasing pipe is fixedly connected above the outer surface of the motor, and the bearing greasing pipe penetrates through the motor and extends into the motor.

Preferably, a bearing grease discharging pipe is fixedly connected to the lower portion of the outer surface of the motor, and one end of the bearing grease discharging pipe penetrates through the motor and extends into the grease motor.

Preferably, the outer surface of the base cylinder is fixedly connected with four ventilation boxes, and the four ventilation boxes are uniformly distributed on the outer surface of the base cylinder.

Preferably, the number of the heat dissipation reinforcing ribs is provided with a plurality of the heat dissipation reinforcing ribs, and the heat dissipation reinforcing ribs are distributed on the outer surface of the motor in a full-circle radiation manner.

Advantageous effects

The utility model provides a B5 motor frame of tolerating wide band vibration scanning. Compared with the prior art, the method has the following beneficial effects:

(1) this tolerate B5 motor frame of wide band vibration scanning, through the left side fixedly connected with front end plate at the motor, the fixedly connected with frame drum of motor surface, the top fixedly connected with lug of motor surface, the right side fixedly connected with rear end plate of motor, the top fixedly connected with vibration detection platform of motor surface, be located the supplementary supporting platform of bottom fixedly connected with of below frame drum, set up the frame drum through the surface at the motor, the supplementary supporting platform of cooperation, strengthen B5 frame structure, improve the B5 frame natural frequency of stator, the coincidence of motor focus and frame lug center and supporting platform center three centers, furthest promotes the vibration environment of motor body adaptation compressor trade unit, avoid the motor resonance to appear.

(2) This tolerate B5 motor frame of wide band vibration scanning, air intake in having seted up through the left side at frame drum surface and being located the below of main outlet, the air outlet has been seted up in the right side of frame drum surface and being located the below of control outlet, the surface of motor and the left side fixedly connected with heat dissipation strengthening rib that is located the front end plate, the outer fixed surface of motor is connected with temperature control terminal box, the right side fixedly connected with silence water conservancy diversion fan housing of vibration detection platform, air intake and interior air outlet in setting up through the surface at the frame drum, cooperation silence water conservancy diversion fan housing and heat dissipation strengthening rib, can make the inside refrigerated of motor more quick, thereby strengthen its life-span.

Drawings

Fig. 1 is a front view of the internal structure of the motor of the present invention;

fig. 2 is a partial structural sectional view of the motor of the present invention;

fig. 3 is a left side view of the external structure of the motor of the present invention;

fig. 4 is a right side view of the external structure of the motor of the present invention;

FIG. 5 is an enlarged view of a portion of the structure of FIG. 1;

fig. 6 is an enlarged view of a portion B of fig. 1 according to the present invention.

In the figure: 1-motor, 2-main mounting flange, 3-front end plate, 4-base cylinder, 5-main outlet, 6-internal air inlet, 7-control outlet, 8-internal air outlet, 9-rear end plate, 10-auxiliary supporting platform, 11-main junction box, 12-temperature control junction box, 13-vibration detection table, 14-heat dissipation reinforcing rib, 15-lifting lug, 16-bearing greasing pipe, 17-bearing grease discharging pipe, 18-ventilation box and 19-mute air guide cover.

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. 1-6, the present invention provides a technical solution: the utility model provides a tolerate B5 motor frame of wide band vibration scanning, includes motor 1, the below fixedly connected with bearing grease discharging pipe 17 of motor 1 surface, the inside of motor 1 and extension fat motor 1 is run through to the one end of bearing grease discharging pipe 17, the top fixedly connected with lug 15 of motor 1 surface, the focus of motor 1, lug 15 center, the supplementary supporting platform 10 center of motor keep the coincidence of tribit. The gravity of the motor 1 is effectively transmitted to the ground, vibration of the motor 1 caused by gravity center deviation is effectively reduced, meanwhile, the motor 1 is lifted and balanced, installation and debugging are facilitated, a bearing greasing pipe 16 is fixedly connected above the outer surface of the motor 1, the bearing greasing pipe 16 penetrates through the motor 1 and extends into the motor 1, a main mounting flange 2 is fixedly connected to the left side of the motor 1, a front end plate 3 is fixedly connected to the left side of the motor 1, a base cylinder 4 is fixedly connected to the outer surface of the motor 1, the base cylinder 4 is rolled into a cylinder type by a thick steel plate, the thickness of a single side is more than 22mm, and speed is adjusted according to the height; the single body has high strength, the reverse bevels of the two sides of the machine base cylinder 4 are 10mm, and the reverse bevels of the front end plate 3 are 10mm, so that the front end plate 3 and the machine base cylinder 4 are thoroughly welded; the double sides of the radiating reinforcing ribs 14 and the front end plate 3 are symmetrically welded by 5mm, the front end plate 3, the front end plate 9, the rear end plate 9 and the base cylinder 4 are organically connected into a whole by the radiating reinforcing ribs, the integral rigidity of the B5 base is improved, the outer surface of the base cylinder 4 is fixedly connected with four ventilating boxes 18, the ventilating boxes 18 and the front end plate 3 are welded into a whole, the strength of the base is improved while the ventilation, flow guiding and cooling of the interior of the motor are realized, the natural frequency of the base is improved, the ventilating boxes 18 are uniformly distributed on the outer surface of the base cylinder 4, the bottom of the base cylinder 4 below is fixedly connected with an auxiliary supporting platform 10, the back of the motor 1 is fixedly connected with a main junction box 11, the outer surface of the motor 1 is fixedly connected with a temperature control junction box 12, the upper part of the outer surface of the motor 1 is fixedly connected with, the left side of the outer surface of the machine base cylinder 4 is provided with a main outlet 5, the left side of the outer surface of the machine base cylinder 4 and below the main outlet 5 are provided with an inner air inlet 6, the right side of the outer surface of the machine base cylinder 4 is provided with a control outlet 7, the right side of the outer surface of the machine base cylinder 4 and below the control outlet 7 are provided with an inner air outlet 8, the right side of the motor 1 is fixedly connected with a rear end plate 9, the outer surface of the motor 1 and the left side of the front end plate 3 are fixedly connected with radiating reinforcing ribs 14, the front end plate 3, the rear end plate 9 and the machine base cylinder 4, main components of the machine base B5 are connected into a whole, the strength of the machine base is improved while ventilation and flow guidance are realized, the inherent frequency of the machine base is improved, the number of the radiating reinforcing ribs 14 is provided with a plurality, the radiating reinforcing ribs 14 are distributed, to the left main mounting flange 2 and to the ground.

During operation, the 1 focus of motor and 15 centers of lug and the coincidence of auxiliary stay platform 10 center three centers, keep 1 gravity of motor effectively to transmit to ground, effectively reduce the vibration that motor 1 leads to because the focus is skew, motor 1 lifts by crane balanced simultaneously, be favorable to the installation and debugging, when ventilating box 18 ventilates water conservancy diversion cooling motor 1 inside, improve the intensity of frame, promote the frame natural frequency, heat dissipation strengthening rib 14 is when realizing ventilating the water conservancy diversion, improve the intensity of frame, promote the frame natural frequency.

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. The utility model provides a tolerate B5 motor frame of wide band vibration scanning, includes motor (1), the left side fixedly connected with main mounting flange (2) of motor (1), its characterized in that: the left side fixedly connected with front end plate (3) of motor (1), the fixedly connected with frame drum (4) of motor (1) surface, main outlet (5) have been seted up in the left side of frame drum (4) surface, interior air intake (6) have been seted up in the left side of frame drum (4) surface and the below that is located main outlet (5), control outlet (7) have been seted up on the right side of frame drum (4) surface, air outlet (8) have been seted up in the right side of frame drum (4) surface and the below that is located control outlet (7), end plate (9) behind the right side fixedly connected with of motor (1), the surface of motor (1) and the left side fixedly connected with heat dissipation strengthening rib (14) that are located front end plate (3).

2. The B5 motor mount withstanding broadband vibration scanning of claim 1, wherein: the motor base is characterized in that an auxiliary supporting platform (10) is fixedly connected to the bottom of the base cylinder (4) below, a main junction box (11) is fixedly connected to the back of the motor (1), a temperature control junction box (12) is fixedly connected to the outer surface of the motor (1), a vibration detection table (13) is fixedly connected to the upper portion of the outer surface of the motor (1), and a mute diversion fan cover (19) is fixedly connected to the right side of the vibration detection table (13).

3. The B5 motor mount withstanding broadband vibration scanning of claim 1, wherein: the motor is characterized in that a lifting lug (15) is fixedly connected to the upper portion of the outer surface of the motor (1), a bearing greasing pipe (16) is fixedly connected to the upper portion of the outer surface of the motor (1), and the bearing greasing pipe (16) penetrates through the motor (1) and extends to the inside of the motor (1).

4. The B5 motor mount withstanding broadband vibration scanning of claim 1, wherein: the lower part fixedly connected with bearing grease discharging pipe (17) of motor (1) surface, the inside of motor (1) is run through and extends in the one end of bearing grease discharging pipe (17) motor (1).

5. The B5 motor mount withstanding broadband vibration scanning of claim 1, wherein: the outer surface of the base cylinder (4) is fixedly connected with four ventilation boxes (18), and the four ventilation boxes (18) are uniformly distributed on the outer surface of the base cylinder (4).

6. The B5 motor mount withstanding broadband vibration scanning of claim 1, wherein: the number of the heat dissipation reinforcing ribs (14) is multiple, and the heat dissipation reinforcing ribs (14) are distributed on the outer surface of the motor (1) in a full-circle radiation mode.