CN219344909U

CN219344909U - Waste heat recovery system of air compressor

Info

Publication number: CN219344909U
Application number: CN202223283820.5U
Authority: CN
Inventors: 夏亮; 祖英博
Original assignee: Jiangsu Zhixing Energy Technology Co ltd
Current assignee: Jiangsu Zhixing Energy Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-07-14
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses an air compressor waste heat recovery system, which comprises an air compressor main body, wherein a hot air concentration assembly for concentrating hot air is fixedly arranged at an air outlet at the top of the air compressor main body, the top of the hot air concentration assembly is detachably provided with a waste heat recovery assembly for utilizing the heat in the hot air, the hot air concentration assembly comprises a first frame, a plurality of wind collecting hoppers for concentrating the hot air are equidistantly arranged in the first frame, the waste heat recovery assembly comprises a second frame arranged at the top of the first frame, two circular grooves are symmetrically formed in one side of the second frame, heat absorption pipe fittings are fixedly arranged in the two circular grooves together, the heat absorption pipe fittings are distributed in the second frame in an S shape, and heat absorption fin plates are respectively constructed on two sides of the outer edge surface of the heat absorption pipe fittings. This air compressor machine waste heat recovery system possesses hot-blast concentrated function, and heat utilization is higher, can be efficient utilize the heat in the exhaust gas when running, and the practicality is stronger.

Description

Waste heat recovery system of air compressor

Technical Field

The utility model belongs to the technical field of heat energy recovery equipment, and particularly relates to an air compressor waste heat recovery system.

Background

In the air compression process, mechanical energy is converted into heat energy by the air compressor, and the air compressor generates heat. The high-speed rotation of the screw rod of the air compressor generates high-temperature heat, and simultaneously, the heat is generated due to friction, and the heat is discharged to the atmosphere, so that the heat is wasted. In addition, rely on the air compressor machine itself to dispel the heat, the radiating effect is poor, and the air compressor machine can produce a great deal of adverse effect to the operation of air compressor machine under high temperature condition for a long time.

At present, in order to effectively utilize heat generated by an air compressor, a plurality of waste heat recovery systems of the air compressor exist; however, the waste heat recovery system of the existing air compressor is poor in heat utilization rate of recovery, cannot efficiently utilize heat in exhaust gas during operation, and is low in practicality.

Disclosure of Invention

The utility model aims to provide an air compressor waste heat recovery system for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an air compressor waste heat recovery system comprises an air compressor main body;

the air outlet at the top of the air compressor main body is fixedly provided with a hot air concentration assembly for concentrating hot air, and the top of the hot air concentration assembly is detachably provided with a waste heat recovery assembly for utilizing the heat of the hot air;

the hot air concentration assembly comprises a first frame, wherein a plurality of air collection hoppers used for collecting hot air are arranged in the first frame at equal intervals;

the waste heat recovery assembly comprises a second frame arranged at the top of the first frame, two circular grooves are symmetrically formed in one side of the second frame, heat absorption pipe fittings are fixedly installed in the two circular grooves together, the heat absorption pipe fittings are arranged in the second frame in an S shape, and heat absorption fin plates are respectively constructed on two sides of the outer edge surface of the heat absorption pipe fittings.

Further, two ends of two sides of one top end of the frame are respectively provided with an ear plate, and one side of each ear plate is provided with a round hole.

Furthermore, two positioning grooves for inserting the ear plates are symmetrically formed in two sides of the second frame, and fixing bolts which are in threaded connection with the second frame are installed in the round holes in a threaded fit mode.

Further, a reducing box is fixedly arranged at the top of the second frame in a welded mode, and an exhaust pipe is fixedly connected to the top end of the reducing box.

Further, extension plates are respectively constructed on two sides of the exhaust pipe, and a plurality of through grooves are formed in one side of each extension plate at equal intervals.

Further, the round grooves are formed in the two ends of the heat absorption pipe respectively, the drainage pipe is fixedly connected with the round grooves, and a flange plate is fixedly welded at one end, far away from the second frame, of the drainage pipe.

Compared with the prior art, the utility model has the following beneficial effects:

the heat absorption pipe fitting that the hot wind direction is S-shaped and arranged is concentrated through a plurality of wind collecting hoppers by virtue of the effects of the hot wind concentration assembly and the waste heat recovery assembly at the top of the air compressor main body, so that the contact rate of hot wind and the heat absorption pipe fitting is improved, heat is absorbed through the heat absorption pipe fitting with water flowing in the heat absorption pipe fitting, and the two heat absorption fin plates at the two sides of the heat absorption pipe fitting can also be contacted with the hot wind, so that the effect of heat absorption is further improved, the heat utilization rate is higher, the heat in the exhaust gas during operation can be efficiently utilized, and the practicability is higher;

thanks to the arrangement of the hot air concentration assembly and the waste heat recovery assembly, the fixing bolts in the plurality of ear plates are screwed out from the second frame, so that the disassembly between the second frame and the first frame can be completed, the maintenance of workers is facilitated, and the practicability is high.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic structural view of the hot air concentrating assembly and the waste heat recovering assembly in a split state;

fig. 3 is a schematic diagram illustrating the disassembly of the waste heat recovery assembly of the present utility model.

In the figure: 1. an air compressor main body; 2. a hot air concentration assembly; 201. a first frame; 202. a wind collecting hopper; 203. ear plates; 204. a fixing bolt; 3. a waste heat recovery assembly; 301. a second frame; 302. a reducing box; 303. a heat absorbing pipe; 304. a heat absorbing fin; 305. a drainage tube; 306. a flange plate; 307. an exhaust pipe; 308. an extension plate; 309. and a positioning groove.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1, fig. 2, fig. 3, an air compressor waste heat recovery system, including air compressor main body 1, the fixed hot air concentrated assembly 2 that is used for concentrating hot air that is provided with in air outlet department at air compressor main body 1 top, and the top demountable installation of hot air concentrated assembly 2 has waste heat recovery subassembly 3 that is used for carrying out the utilization to hot air heat, hot air concentrated assembly 2 includes frame one 201, the equidistance is provided with a plurality of wind collecting hoppers 202 that are used for concentrating hot air in the frame one 201, waste heat recovery subassembly 3 is including setting up in frame two 301 at frame one 201 top, two circular slots have been seted up to one side symmetry in frame two 301, and two circular slots in common fixed mounting have heat absorbing pipe fitting 303, heat absorbing pipe fitting 303 is the S shape and arranges in frame two 301, and the outer fringe face both sides of heat absorbing pipe fitting 303 all are constructed with heat absorbing fin 304, concentrate the heat absorbing pipe fitting 303 that the hot wind direction is the S shape through a plurality of wind collecting hoppers 202 to improve the contact rate of hot air and heat absorbing pipe fitting 303, absorb heat through the heat absorbing pipe fitting 303 that inside flows, and the heat absorbing pipe fitting 303 can also have high-efficient heat to the exhaust efficiency when the heat is higher than the heat absorbing plate, and the high-efficient in the operation has been compared with the heat absorbing the heat.

As shown in fig. 2, two ends of two sides of the top end of the first frame 201 are respectively provided with an ear plate 203, a circular hole is formed in one side of the ear plate 203, two positioning slots 309 for inserting the ear plates 203 are symmetrically formed in two sides of the second frame 301, fixing bolts 204 screwed in the second frame 301 are mounted in the circular holes in a threaded fit manner, the fixing bolts 204 in the plurality of ear plates 203 are screwed out of the second frame 301, disassembly between the second frame 301 and the first frame 201 can be completed, maintenance is facilitated for staff, and the practicability is high.

As shown in fig. 3, the top of the second frame 301 is fixedly provided with a reducing box 302 in a welded manner, the top of the reducing box 302 is fixedly connected with an exhaust pipe 307, two sides of the exhaust pipe 307 are respectively provided with an extension plate 308, one side of the extension plate 308 is equidistantly provided with a plurality of through grooves, and the exhaust gas discharged from the air compressor main body 1 can be discharged by respectively penetrating the bolts prepared in advance through a plurality of through holes in the two extension plates 308 and screwing the bolts into the pipelines.

As shown in fig. 3, the two ends of the heat absorbing pipe 303 extend out of the circular groove and are fixedly connected with the drainage pipes 305, one end of the drainage pipe 305 far away from the second frame 301 is welded and fixed with a flange 306, and the pipes for conveying and refluxing can be respectively connected with the two drainage pipes 305 with the aid of the two flange 306 by a plurality of bolts, so that the circulation heating of hot water is realized, and the utilization of heat energy is completed.

Working principle: this air compressor machine waste heat recovery system, during the use, start air compressor machine main part 1, when the hot-blast row of air compressor machine main part 1 during operation production is in frame one 201, will concentrate hot-blast through collection wind bucket 202, improve its in the contact rate that is the heat absorption pipe fitting 303 that S-shaped was arranged, with absorb the heat through the inside heat absorption pipe fitting 303 that flows with water and two heat absorption wing boards 304, the effect to heat absorption has been promoted, the heat utilization ratio is higher, can be efficient utilize the heat in the exhaust gas during operation, during maintenance, can screw out the fixing bolt 204 in the polylith otic placode 203 by in frame two 301, can accomplish the dismantlement between frame two 301 and the frame one 201, the convenience staff maintains, the practicality is stronger.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The waste heat recovery system of the air compressor comprises an air compressor main body (1);

the method is characterized in that: a hot air concentration assembly (2) for concentrating hot air is fixedly arranged at an air outlet at the top of the air compressor main body (1), and a waste heat recovery assembly (3) for utilizing the heat in the hot air is detachably arranged at the top of the hot air concentration assembly (2);

the hot air concentration assembly (2) comprises a first frame (201), wherein a plurality of air collection hoppers (202) for collecting hot air are arranged in the first frame (201) at equal intervals;

the waste heat recovery assembly (3) comprises a second frame (301) arranged at the top of the first frame (201), two circular grooves are symmetrically formed in one side of the second frame (301), heat absorption pipe fittings (303) are fixedly arranged in the two circular grooves together, the heat absorption pipe fittings (303) are arranged in the second frame (301) in an S shape, and heat absorption fin plates (304) are respectively arranged on two sides of the outer edge surface of the heat absorption pipe fittings (303).

2. The air compressor waste heat recovery system of claim 1, wherein: ear plates (203) are respectively constructed at two ends of two sides of the top end of the first frame (201), and round holes are formed in one side of each ear plate (203).

3. The air compressor waste heat recovery system according to claim 2, wherein: two positioning grooves (309) for inserting the lug plates (203) are symmetrically formed in two sides of the second frame (301), and fixing bolts (204) in threaded connection with the second frame (301) are installed in the round holes in a threaded fit mode.

4. The air compressor waste heat recovery system of claim 1, wherein: the top of the second frame (301) is fixedly provided with a reducing box (302) in a welded mode, and the top end of the reducing box (302) is fixedly connected with an exhaust pipe (307).

5. The air compressor waste heat recovery system of claim 4, wherein: extension plates (308) are respectively constructed on two sides of the exhaust pipe (307), and a plurality of through grooves are formed in one side of the extension plates (308) at equal intervals.

6. The air compressor waste heat recovery system of claim 1, wherein: both ends of the heat absorption pipe fitting (303) extend out of the circular groove and are fixedly connected with a drainage pipe (305), and one end, far away from the second frame (301), of the drainage pipe (305) is fixedly welded with a flange plate (306).