Waste heat utilization structure of screw air compressor

Abstract

The utility model discloses a screw air compressor waste heat utilization structure which relates to the technical field of screw air compressors and comprises a main machine body and a water storage tank, an air inlet channel is arranged in the middle of the upper end of the main machine body, a front cover main body is arranged on the left side outside the main machine body, and a rear cover main body is arranged on the right side outside the main machine body. A water outlet pipe is connected to the middle of the lower end of the front cover body, a water storage tank is connected to the front end of the water outlet pipe, a first water conveying pipe is connected to the outside of the water storage tank, a filter cartridge is connected to the front end of the first water conveying pipe, threaded mounting blocks are arranged at the two ends of the outside of the filter cartridge, and threaded butt joint blocks are connected to the outside of the threaded mounting blocks. The upper end of the threaded butt joint block is connected with a second water pipe, and the upper end of the second water pipe is connected with a water pump. According to the waste heat utilization structure of the screw air compressor, heat generated by the screw air compressor can be fully utilized, waste of resources is reduced while heat loss is avoided, and the overall use efficiency of the screw air compressor is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screw air compressors, in particular to a waste heat utilization structure of a screw air compressor. Background Art

[0002] Screw air compressor adopts pre-packaged configuration. Screw air compressor only needs a single power connection and compressed air connection, and has a built-in cooling system, which greatly simplifies the installation work. Screw air compressors have consistently provided high-quality compressed air for all walks of life with their advantages such as high efficiency, high efficiency, maintenance-free, and high reliability. In order to improve the utilization rate of screw air compressors, a waste heat utilization structure is needed, but the existing waste heat utilization structure still has the following shortcomings:

[0003] For example, the utility model with application number 202220135829.2 discloses a waste heat recovery device for a screw air compressor. The utility model guides the heat into the hole, and finally the hole guides the heat back into the heat tank, so that the excess heat inside the air compressor will not dissipate, solving the problem of excess heat that cannot be handled. However, similar to the comparative documents of the above-mentioned application, when the existing waste heat utilization structure is used, since most of the waste heat utilization structures are not easy to fully utilize the heat generated by the screw air compressor, heat is lost and resources are wasted, resulting in the problem of reduced practicality of the waste heat utilization structure and reduced utilization efficiency.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a waste heat utilization structure of a screw air compressor is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a waste heat utilization structure of a screw air compressor to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waste heat utilization structure of a screw air compressor, comprising a main body and a water tank, an air intake channel is arranged in the middle of the upper end of the main body, and a front cover body is arranged on the left side of the outside of the main body, and a rear cover body is arranged on the right side of the outside of the main body, a water outlet pipe is connected to the middle of the lower end of the front cover body, and the front end of the water outlet pipe is connected to the water tank, and the outside of the water tank is connected to a first water pipe, and the front end of the first water pipe is connected to a filter cartridge, threaded mounting blocks are arranged at both ends of the outside of the filter cartridge, and the outside of the threaded mounting block is connected to a threaded docking block, and the upper end of the threaded docking block is connected to a second water pipe, and the upper end of the second water pipe is connected to a water pump, and the outside of the water pump is connected to a water inlet pipe.

[0007] Furthermore, the air inlet passage is vertically distributed to the main body, and the air inlet passage is threadedly connected to the main body.

[0008] Furthermore, the outer side of the front cover body is flush with the outer side of the main body, and the front cover body is threadedly connected to the main body.

[0009] Furthermore, the outer side of the front cover body is flush with the outer side of the water tank, and the front cover body is connected to the water tank through a water outlet pipe.

[0010] Furthermore, the number of the threaded mounting blocks is two, and the two threaded mounting blocks are symmetrically arranged at two ends of the outside of the filter cartridge with respect to the side center axis of the filter cartridge.

[0011] Furthermore, the outer dimensions of the threaded mounting block match the inner dimensions of the threaded docking block, and the threaded docking block is rotatably connected to the filter cartridge via the threaded mounting block.

[0012] Furthermore, the outer side of the water pump is flush with the outer side of the filter cartridge, and the filter cartridge is connected to the water pump via a second water pipe.

[0013] Furthermore, there are two water pumps, and the two water pumps are symmetrically arranged on both sides of the exterior of the main body with respect to the side center axis of the main body.

[0014] The utility model provides a waste heat utilization structure of a screw air compressor, which has the following beneficial effects:

[0015] 1. The utility model is provided with a water storage tank. When the waste heat utilization structure of the screw air compressor is used, the water storage tank can be connected to the front cover body by a water outlet pipe, and a certain amount of water can be injected into the water storage tank. The water in the water storage tank is transported to the inside of the front cover body through the filter cartridge and the water inlet pipe by the water pump operation, and the water is heated by the heat dissipated from the inside of the front cover body, and then flows back to the water storage tank through the water outlet pipe, so that the waste heat inside the screw air compressor can be fully utilized, and the water in the water storage tank completes the circulation inside the front cover body, further improving the overall use efficiency of the waste heat utilization structure.

[0016] 2. The utility model provides a threaded mounting block, so that when the waste heat utilization structure of the screw air compressor is used, the threaded mounting block can be fixedly mounted on the outer two ends of the filter cartridge by fasteners, and the second water pipe can be rotatably mounted on the upper end of the filter cartridge by using the threaded docking block in cooperation with the threaded mounting block. Similarly, the first water pipe and the filter cartridge are rotatably mounted, so that the filter cartridge is easy to disassemble and replace during use, thereby improving the overall convenience of the filter cartridge maintenance and further improving the overall initiative of the waste heat utilization structure of the screw air compressor during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional structural schematic diagram of a waste heat utilization structure of a screw air compressor according to the utility model;

[0018] Figure 2This is a three-dimensional cross-sectional structural schematic diagram of a waste heat utilization structure of a screw air compressor according to the utility model;

[0019] Figure 3 It is a schematic diagram of the three-dimensional unfolded structure of a filter cartridge of a screw air compressor waste heat utilization structure according to the utility model.

[0020] In the figure: 1. main body; 2. air inlet channel; 3. front cover body; 4. rear cover body; 5. water outlet pipe; 6. water storage tank; 7. first water pipe; 8. filter cartridge; 9. threaded mounting block; 10. threaded docking block; 11. second water pipe; 12. water pump; 13. water inlet pipe. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0022] like Figure 1 and Figure 2 As shown, a waste heat utilization structure of a screw air compressor includes a main body 1 and a water tank 6, an air intake channel 2 is arranged in the middle of the upper end of the main body 1, and a front cover body 3 is arranged on the left side of the outside of the main body 1, and a rear cover body 4 is arranged on the right side of the outside of the main body 1, a water outlet pipe 5 is connected to the middle of the lower end of the front cover body 3, and the front end of the water outlet pipe 5 is connected to the water tank 6, and the outside of the water tank 6 is connected to a first water delivery pipe 7, and the front end of the first water delivery pipe 7 is connected to a filter cartridge 8, the air intake channel 2 and the main body 1 are vertically distributed, and the air intake channel 2 is threadedly connected to the main body 1, the outer side of the front cover body 3 is flush with the outer side of the main body 1, and the front cover body 3 is threadedly connected to the main body 1, the outer side of the front cover body 3 is flush with the outer side of the water tank 6, and the front cover body 3 is connected to the water tank 6 through the water outlet pipe 5. Since the twin screws of the screw air compressor rotate at high speed inside the main body 1 and generate heat when rubbing against the air, usually this heat is directly dissipated to the outside along with the head of the air compressor, that is, the heat is dissipated through the front cover body 3 and the rear cover body 4, and the water tank 6 is connected to the front cover body 3 by the water outlet pipe 5, and a certain amount of water is injected into the water tank 6. The water in the water tank 6 is transported to the front cover body 3 through the filter cartridge 8 and the water inlet pipe 13 by the water pump 12, and the water is heated by the heat dissipated from the front cover body 3, and then flows back to the water tank 6 through the water outlet pipe 5, so that the waste heat inside the screw air compressor can be fully utilized, and the water inside the water tank 6 completes the circulation inside the front cover body 3, further improving the overall utilization efficiency of the waste heat utilization structure.

[0023] like Figures 1 to 3As shown, threaded mounting blocks 9 are provided at both ends of the outside of the filter cartridge 8, and the threaded mounting blocks 9 are externally connected to threaded docking blocks 10, and the upper ends of the threaded docking blocks 10 are connected to a second water delivery pipe 11, and the upper ends of the second water delivery pipe 11 are connected to a water pump 12, and the water pump 12 is externally connected to a water inlet pipe 13, and the number of threaded mounting blocks 9 is two, and the two threaded mounting blocks 9 are symmetrically arranged at both ends of the outside of the filter cartridge 8 with the side center axis of the filter cartridge 8, the external dimensions of the threaded mounting blocks 9 match the internal dimensions of the threaded docking blocks 10, and the threaded docking blocks 10 are rotatably connected to the filter cartridge 8 through the threaded mounting blocks 9, the outer side of the water pump 12 is flush with the outer side of the filter cartridge 8, and the filter cartridge 8 is connected to the water pump 12 through the second water delivery pipe 11 Next, there are two water pumps 12, and the two water pumps 12 are symmetrically arranged on both sides of the outside of the main body 1 with respect to the side center axis of the main body 1. The threaded mounting blocks 9 are fixedly mounted on the outer ends of the filter cartridge 8 by fasteners, and the outer dimensions of the threaded mounting blocks 9 match the inner dimensions of the threaded docking blocks 10 arranged at the rear end of the second water pipe 11, so that the second water pipe 11 is rotatably mounted on the upper end of the filter cartridge 8 by the threaded docking blocks 10 and the threaded mounting blocks 9. Similarly, the first water pipe 7 and the filter cartridge 8 are rotatably mounted, so that the filter cartridge 8 is easy to disassemble and replace during use, thereby improving the overall maintenance convenience of the filter cartridge 8, and further improving the overall initiative of the waste heat utilization structure of the screw air compressor during use.

[0024] In summary, when the waste heat utilization structure of the screw air compressor is used, air is first transported to the interior of the main body 1 through the air intake channel 2 set in the middle part of the upper end of the main body 1, and the front cover body 3 and the rear cover body 4 are respectively installed at the two ends of the exterior of the main body 1. Since the twin screws of the screw air compressor rotate at high speed inside the main body 1 and generate heat when rubbing against the air, usually this heat is directly dissipated to the outside with the head of the air compressor, that is, the heat is dissipated through the front cover body 3 and the rear cover body 4, and the water storage tank 6 is connected to the front cover body 3 by the water outlet pipe 5, and a certain amount of water is injected into the water storage tank 6, and the threaded mounting blocks 9 are fixedly installed at the two ends of the exterior of the filter cartridge 8 by fasteners, and the outer dimensions of the threaded mounting blocks 9 are consistent with the inner dimensions of the threaded docking blocks 10 set at the rear end of the second water delivery pipe 11. The sizes match, so that the second water pipe 11 is rotatably installed on the upper end of the filter cartridge 8 by means of the threaded docking block 10 and the threaded mounting block 9. Similarly, the first water pipe 7 and the filter cartridge 8 are rotatably installed, so that the filter cartridge 8 is easy to disassemble and replace during use, thereby improving the overall maintenance convenience of the filter cartridge 8. Then, the water pump 12 connected to the outside of the water tank 6 is used to operate the water in the water tank 6 through the filter cartridge 8 and the water inlet pipe 13 to the inside of the front cover body 3, and the water is heated by the heat dissipated from the inside of the front cover body 3, and then flows back to the water tank 6 through the water outlet pipe 5, so that the waste heat inside the screw air compressor can be fully utilized, and the water inside the water tank 6 completes the circulation inside the front cover body 3, further improving the overall utilization efficiency of the waste heat utilization structure.

[0025] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A screw air compressor waste heat utilization structure, comprising a main body (1) and a water storage tank (6), characterized in that: An air inlet passage (2) is arranged in the middle of the upper end of the main body (1), and a front cover body (3) is arranged on the left side of the outside of the main body (1), and a rear cover body (4) is arranged on the right side of the outside of the main body (1). A water outlet pipe (5) is connected to the middle of the lower end of the front cover body (3), and the front end of the water outlet pipe (5) is connected to a water storage tank (6), and the outside of the water storage tank (6) is connected to a first water delivery pipe (7), and the front end of the first water delivery pipe (7) is connected to a filter cartridge (8), and threaded mounting blocks (9) are arranged at both ends of the outside of the filter cartridge (8), and the threaded mounting blocks (9) are connected to a threaded docking block (10), and the upper end of the threaded docking block (10) is connected to a second water delivery pipe (11), and the upper end of the second water delivery pipe (11) is connected to a water pump (12), and the outside of the water pump (12) is connected to a water inlet pipe (13).

2. A screw air compressor waste heat utilization structure according to claim 1, characterized in that: The air intake channel (2) and the main body (1) are distributed vertically, and the air intake channel (2) and the main body (1) are threadedly connected.

3. The screw air compressor waste heat utilization structure according to claim 1, characterized in that: The outer side of the front cover body (3) is flush with the outer side of the main body (1), and the front cover body (3) is threadedly connected to the main body (1).

4. The screw air compressor waste heat utilization structure according to claim 1, characterized in that: The outer side of the front cover body (3) is flush with the outer side of the water storage tank (6), and the front cover body (3) is connected to the water storage tank (6) via a water outlet pipe (5).

5. The screw air compressor waste heat utilization structure according to claim 1, characterized in that: The number of the threaded mounting blocks (9) is two, and the two threaded mounting blocks (9) are symmetrically arranged at two ends of the outside of the filter cartridge (8) with respect to the side center axis of the filter cartridge (8).

6. The screw air compressor waste heat utilization structure according to claim 1, characterized in that: The external dimensions of the threaded mounting block (9) match the internal dimensions of the threaded docking block (10), and the threaded docking block (10) is rotatably connected to the filter cartridge (8) via the threaded mounting block (9).

7. The screw air compressor waste heat utilization structure according to claim 1, characterized in that: The outer side of the water pump (12) is flush with the outer side of the filter cartridge (8), and the filter cartridge (8) is connected to the water pump (12) via a second water delivery pipe (11).

8. The screw air compressor waste heat utilization structure according to claim 1, characterized in that: The number of the water pumps (12) is two, and the two water pumps (12) are symmetrically arranged on both sides of the exterior of the main body (1) with respect to the side center axis of the main body (1).

Images