CN216589184U

CN216589184U - Vertical high-speed centrifugal blower structure

Info

Publication number: CN216589184U
Application number: CN202122252945.0U
Authority: CN
Inventors: 王亮
Original assignee: Shanghai Screw Compressor Co Ltd
Current assignee: Shanghai Screw Compressor Co Ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-05-24
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a vertical high-speed centrifugal blower structure which comprises a base, a supporting foot seat, an air inlet shutter, an air inlet box, a left electric control door plate, a right electric control door plate, an electric control box, a stand column, an exhaust hole, a rear door plate, a right door plate, a left door plate, a case, a high-speed centrifugal blower, an emptying valve and an exhaust pipe. The structure of the utility model has small volume, and can be reduced 1/3 compared with the original structure; the cost is lower than that of the original structure 1/4; the centrifugal fan body adopts an independent air inlet channel and can provide heat dissipation communication for the centrifugal fan body; the components such as the emptying valve, the sound attenuation box and the exhaust pipeline are arranged outside the case, so that the heat dissipation source inside the case is reduced, the temperature inside the case can be reduced, and the centrifugal fan body is more stable.

Description

Vertical high-speed centrifugal blower structure

Technical Field

The utility model relates to the field related to air compressors, in particular to a vertical high-speed centrifugal blower structure.

Background

The centrifugal blower has wide application, and is widely applied to the industries of sewage treatment, steel, cement, chemical engineering and the like. With the national advocated energy conservation and emission reduction, carbon reaches the targets of peak and carbon. Centrifugal blowers are also currently replacing the original Roots blowers and multi-stage centrifugal blowers in various industries. Due to the characteristics of wide frequency conversion and adjustable range, the energy consumption of the blower is far less than that of the original Roots blower and multi-stage centrifugal blower. In the replacement process, the working condition of the use environment of the original equipment is found to be severe, the area is small, the temperature is high and the like, so the structure of the utility model is provided under the conditions.

SUMMERY OF THE UTILITY MODEL

Accordingly, to address the above-described deficiencies, the present invention provides a vertical high-speed centrifugal blower structure.

The utility model is realized in such a way that a vertical high-speed centrifugal blower structure is constructed, the device comprises a base, a supporting foot seat, an air inlet shutter, an air inlet box, a left electric control door plate, a right electric control door plate, an electric control box, a stand column, an exhaust hole, a rear door plate, a right door plate, a left door plate, a case, a high-speed centrifugal blower, an emptying valve and an exhaust pipe, the bottom of the base is provided with four supporting foot seats, the air inlet shutter is arranged on two sides of the air inlet box and on the left electric control door plate and the right electric control door plate, the front end of the air inlet box is fixed with the electric control box, the front end and the rear end of the air inlet box are provided with upright posts, the bottom of the air inlet box is provided with a case, the rear end of the case is provided with a rear door plate, the exhaust holes are arranged on the rear door plate, the right door plate and the left door plate are arranged on the left side and the right side of the case, the high-speed centrifugal blower is arranged on the base, and an emptying valve and an exhaust pipe are arranged on the high-speed centrifugal blower.

Preferably, the air inlet box is arranged independently and connected with the electric cabinet.

Preferably, the emptying valve and the exhaust pipe are arranged outside the case.

Preferably, the exhaust pipe is of a straight-through structure.

The utility model has the following advantages: the utility model provides a vertical high-speed centrifugal blower structure through improvement, compared with the same type of equipment, the vertical high-speed centrifugal blower structure has the following improvements:

the advantages are that: the vertical high-speed centrifugal blower structure is small in structure volume, and can be reduced by 1/3 compared with the original structure; the cost is lower than that of the original structure 1/4; the centrifugal fan body adopts an independent air inlet channel and can provide heat dissipation communication for the centrifugal fan body; the parts such as the emptying valve, the sound attenuation box and the exhaust pipeline are arranged outside the case, so that the heat dissipation source inside the case is reduced, the temperature inside the case can be reduced, and the centrifugal fan body is more stable.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a rear view structure diagram of the present invention.

Wherein: the air conditioner comprises a base-1, a supporting foot seat-2, an air inlet shutter-3, an air inlet box-4, a left electric control door panel-5, a right electric control door panel-6, an electric control box-7, a stand column-8, an exhaust hole-9, a rear door panel-10, a right door panel-11, a left door panel-111, a case-12, a high-speed centrifugal blower-13, an emptying valve-14 and an exhaust pipe-15.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 3, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The utility model provides a vertical high-speed centrifugal blower structure through improvement, which comprises a base 1, supporting foot seats 2, an air inlet shutter 3, an air inlet box 4, a left electric control door plate 5, a right electric control door plate 6, an electric control box 7, upright columns 8, exhaust holes 9, a rear door plate 10, a right door plate 11, a left door plate 111, a chassis 12, a high-speed centrifugal blower 13, an air release valve 14 and an exhaust pipe 15, wherein the four supporting foot seats 2 are installed at the bottom of the base 1, the air inlet shutter 3 is arranged at two sides of the air inlet box 4 and on the left electric control door plate 5 and the right electric control door plate 6, the front end of the air inlet box 4 is fixed with the electric control box 7, the upright columns 8 are installed at the front and rear ends of the air inlet box 4, the chassis 12 is arranged at the bottom of the chassis 12, the rear door plate 10 is arranged at the rear end of the chassis 12, the exhaust holes 9 are arranged on the rear door plate 10, the right door plate 11 and the left door plate 111 are installed at the left side and right side of the chassis 12, the high-speed centrifugal blower 13 is installed on the base 1, the high-speed centrifugal blower 13 is provided with a blow-off valve 14 and an exhaust pipe 15.

Furthermore, the air inlet box 4 is arranged independently, only supplies air to the high-speed centrifugal blower 13, is small in size and good in sealing, is connected with the electric cabinet 7, and also has the effect of cooling the electric cabinet 7.

Further, the atmospheric valve 14 and the exhaust pipe 15 are arranged outside the case 12, so that heat extraction devices are reduced, the temperature inside the case 12 is effectively reduced, the service life of the main motor is prolonged, and a high-temperature environment is not needed.

Furthermore, the exhaust mode of the structure is basically the same as that of the original Roots blower, the installation cost can be reduced in the energy-saving replacement of new and old equipment, and the exhaust pipe 15 is of a straight-through structure and is reduced compared with the original top exhaust pipe elbow, so that the pressure loss of the pipeline is reduced, and the energy-saving effect is improved.

As shown in figure 1, the air in the utility model enters the high-speed centrifugal blower 13 through the air inlet shutter 3, meanwhile, a part of air enters the high-speed centrifugal blower 13 after cooling the electrical components through the electric cabinet 7, and the structure has the advantages that: the electric cabinet 7 does not need additional cooling equipment, so that the cost is reduced, and the volume can be reduced in a limited way; the advantage that atmospheric valve 14 and blast pipe 15 are external: most of heat of the high-speed centrifugal blower 13 comes from the hot air radiated and emptied by the exhaust pipe, so that the temperature inside the box body can be greatly reduced, the temperature of the air inlet can be extremely close to the air temperature outside the box body, the motor works at a lower ambient temperature, the service life of the motor can be prolonged, and the energy efficiency attenuation period of the high-speed centrifugal blower can be effectively controlled.

The utility model provides a vertical high-speed centrifugal blower structure through improvement, and the high-speed centrifugal blower 13 body is provided with an independent air inlet channel through consideration and design from multiple aspects, so that low-temperature gas can be obtained, the cleanness of the air can be ensured by the single air inlet channel, and the risk of blocking of an impeller and the like is reduced. Through separating out the inside design of model to atmospheric valve 14, blast pipe 15 for its whole volume is littleer, has reduced the inside heat dissipation capacity of quick-witted case 12, and this quick-witted case 12 simple structure is small moreover, no matter from manufacturing cost or material cost, has reduced the materials, has practiced thrift the cost, has reduced the manufacturing difficulty. In the long term, the economic benefit is remarkable.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a vertical high-speed centrifugal blower structure which characterized in that: the air inlet shutter comprises a base (1), supporting foot seats (2), an air inlet shutter (3), an air inlet box (4), a left electric control door plate (5), a right electric control door plate (6), an electric control box (7), stand columns (8), exhaust holes (9), a rear door plate (10), a right door plate (11), a left door plate (111), a case (12), a high-speed centrifugal blower (13), an air release valve (14) and an exhaust pipe (15), wherein the four supporting foot seats (2) are installed at the bottom of the base (1), the air inlet shutter (3) is arranged on two sides of the air inlet box (4), the left electric control door plate (5) and the right electric control door plate (6), the front end of the air inlet box (4) is fixed with the electric control box (7), the stand columns (8) are installed at the front and rear ends of the air inlet box (4), the case (12) is arranged at the bottom of the air inlet box (4), the rear door plate (10) is arranged at the rear end of the case (12), the exhaust hole (9) is formed in the rear door plate (10), the right door plate (11) and the left door plate (111) are installed on the left side and the right side of the case (12), the high-speed centrifugal blower (13) is installed on the base (1), and the high-speed centrifugal blower (13) is provided with the emptying valve (14) and the exhaust pipe (15).

2. The vertical high-speed centrifugal blower structure of claim 1, wherein: the air inlet box (4) is arranged independently and is connected with the electric cabinet (7).

3. The vertical high-speed centrifugal blower structure according to claim 1, wherein: and the emptying valve (14) and the exhaust pipe (15) are arranged outside the case (12).

4. The vertical high-speed centrifugal blower structure of claim 1, wherein: the exhaust pipe (15) is of a straight-through structure.