CN219281977U

CN219281977U - Screw air compressor waste heat recoverer

Info

Publication number: CN219281977U
Application number: CN202320226191.8U
Authority: CN
Inventors: 姜树宝
Original assignee: Shandong Fengjun Environmental Protection Technology Co ltd
Current assignee: Shandong Fengjun Environmental Protection Technology Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-06-30
Anticipated expiration: 2033-02-16

Abstract

The utility model relates to the technical field of screw air compressors, in particular to a waste heat recoverer of a screw air compressor, which is used for recycling heat, improving energy utilization, reducing energy waste and improving practicability; the oil tank is arranged at the top end of the base, the oil filling pipe is fixedly connected to the top end of the oil tank, the oil outlet pipe is connected to the bottom of one side of the oil tank, and the oil outlet valve is arranged on the oil outlet pipe; still include heat recovery mechanism, filtering mechanism and supporting mechanism, heat recovery mechanism includes the water tank, returns oil pipe, heat exchange tube, connecting pipe, gate valve, inlet tube, outlet pipe and two valves, and heat recovery mechanism installs on the top right part of base, retrieves the lubricated waste heat that has of screw air compressor machine, and the filtering mechanism installs on the one end lateral wall of oil tank, filters lubricating oil, and supporting mechanism installs the bottom at the base, supports equipment.

Description

Screw air compressor waste heat recoverer

Technical Field

The utility model relates to the technical field of screw air compressors, in particular to a waste heat recoverer of a screw air compressor.

Background

The air compressor is an industrial modern basic product, and has all-pneumatic meaning in the common terms of electricity and automation; the air compressor is the core equipment of the pneumatic system, and the main body in the electromechanical air-entraining source device is a device for converting mechanical energy of motive force (usually an electric motor or a diesel engine) into air pressure energy and is an air pressure generating device of compressed air. The screw compressor is as one kind of air compressor, at the during operation, this heat brings out the organism outside through lubricating oil, and a screw air compressor that prior art publication No. CN212615384U proposed, including the loading board, the right side at loading board top is equipped with screw air compressor body, the vent has all been seted up to screw air compressor body surface bottom's both sides, screw air compressor body's right side is equipped with the control box, the left side at loading board top is equipped with places the case, the left side of placing the case is equipped with the rose box, the left side of placing the case inner chamber is equipped with the fan, the output intercommunication of fan has out the tuber pipe, the output intercommunication of tuber pipe has the connecting pipe, the right side of connecting pipe is equipped with the connector, when screw air compressor is in use, can play high-efficient radiating effect to screw air compressor, but the heat directly runs off in the air, causes the waste of a large amount of heat and resource.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the screw air compressor waste heat recoverer for recycling heat, improving the energy utilization, reducing the energy waste and improving the practicability.

The utility model relates to a waste heat recoverer of a screw air compressor, which comprises a base, an oil tank, an oil filling pipe, an oil outlet pipe and an oil outlet valve, wherein the oil tank is arranged at the top end of the base, the oil filling pipe is fixedly connected to the top end of the oil tank, the oil outlet pipe is connected to the bottom of one side of the oil tank, and the oil outlet valve is arranged on the oil outlet pipe; the device also comprises a heat recovery mechanism, a filtering mechanism and a supporting mechanism, wherein the heat recovery mechanism is arranged at the right part of the top end of the base and is used for recovering the residual heat lubricated by the screw air compressor, the filtering mechanism is arranged on the side wall of one end of the oil tank and is used for filtering lubricating oil, and the supporting mechanism is arranged at the bottom end of the base and is used for supporting equipment; the heat recovery mechanism is used for recycling heat generated by the screw air compressor, so that the energy utilization is improved, the energy waste is reduced, the filter mechanism is used for filtering scraps caused by mechanical friction in the operation process when lubrication is carried out, the abrasion is reduced, the service life of the air compressor is prolonged, the support mechanism is used for supporting equipment, and the stability in use is improved.

Preferably, the heat recovery mechanism comprises a water tank, an oil return pipe, a heat exchange pipe, a connecting pipe, a gate valve, a water inlet pipe, a water outlet pipe and two valves, wherein the water tank is arranged at the top end of the right part of the base, one side of the water tank is connected with the oil return pipe, one end of the oil return pipe penetrates through the side wall of the water tank to be connected with one end of the heat exchange pipe, the heat exchange pipe is in a spiral shape, the other end of the heat exchange pipe is connected with one end of the connecting pipe, the other end of the connecting pipe penetrates through the inner side wall of the water tank to be connected with the filtering mechanism, the gate valve is arranged at the other end of the oil return pipe, the other end of the oil return pipe is communicated with the screw compressor body, the top and the bottom of the right side wall of the water tank are respectively connected with the water inlet pipe and the water outlet pipe, and the valves are arranged on the valve and the fixing plate; the gate valve is opened to enable lubricating oil outside the screw compressor body to enter the heat exchange tube through the oil return tube, the valve is opened to convey cold water into the water tank through the water inlet tube, the heat exchange tube heats clean water inside the water tank, the heated water is discharged and utilized through the water outlet tube, heat in the heat exchange tube is transferred into the water to be recovered, heat recycling is achieved, heat exchange efficiency of the spiral heat exchange tube is high, and practicability is high.

Preferably, the filtering device comprises a fixed plate, an oil pump, a filtering box, a screen, a filter screen and an output pipe, wherein the fixed plate is arranged on the right side wall of the oil tank, the oil pump is arranged at the top end of the fixed plate, the input end of the oil pump is connected with the output end of the connecting pipe, the output end of the oil pump is connected with the input end of the filtering box, the filtering box is arranged at the left part of the top end of the fixed plate, the screen and the filter screen are sequentially arranged in the filtering box from right to left, the output end of the filtering box is connected with the input end of the output pipe, and the output end of the output pipe penetrates through the right side wall of the oil tank to be communicated with the inside of the oil tank; starting an oil pump, conveying lubricating oil in the heat exchange tube and the connecting tube to the filter tank, filtering scraps caused by mechanical friction in the operation process under the screening of the screen, secondarily blocking the scraps by the screen, adsorbing part of impurities, inputting the impurities into the oil tank through the output tube for recycling, reducing the abrasion of the screw air compressor, prolonging the practical life and improving the practicability.

Preferably, the supporting mechanism comprises a plurality of supporting rods, a plurality of supporting plates and a plurality of springs, wherein the top ends of the supporting rods are respectively and fixedly arranged at four corners of the bottom end of the base, the supporting plates are fixedly connected to the bottom ends of the supporting rods, the springs are sleeved on the outer surfaces of the supporting rods, the top ends of the springs are connected with the top ends of the base, the bottom ends of the springs are connected with the top ends of the supporting plates, and bolt holes are formed in the supporting plates; the support rod supports equipment, the bolt holes are formed in the support plate, the manufacturing process is simple, the installation is convenient, the support plate is fixed through bolts, the stability of the equipment is improved, the top of the support plate and the bottom of the base are fixedly welded, and the support plate has a good damping effect and improves the practicability.

Preferably, the oil tank further comprises a plurality of radiating plates, wherein the plurality of radiating plates are uniformly welded on the inner side wall of the oil tank, and radiating holes are uniformly formed in the plurality of radiating plates; through heating panel and louvre, increased heat radiating area, further give off residual heat in the lubricating oil, effectively improved radiating efficiency, improved the cooling efficiency of lubricating oil, improved the practicality.

Preferably, the water tank also comprises an insulating layer and a temperature detector, wherein the insulating layer covers the outer side wall of the water tank, the thickness of the insulating layer is not less than ten millimeters, and the temperature detector is arranged on the inner side wall of the water tank; through the heat preservation, reduce the heat loss of water tank, improve thermal utilization ratio, the temperature that the temperature detector detected in to the water tank, convenience when improving the use improves the practicality.

Compared with the prior art, the utility model has the beneficial effects that: the heat recovery mechanism is used for recycling heat generated by the screw air compressor, so that the energy utilization is improved, the energy waste is reduced, the filter mechanism is used for filtering scraps caused by mechanical friction in the operation process when lubrication is carried out, the abrasion is reduced, the service life of the air compressor is prolonged, the support mechanism is used for supporting equipment, and the stability in use is improved.

Drawings

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

FIG. 2 is a schematic view of the structure of the filtering mechanism of the present utility model;

FIG. 3 is an enlarged schematic view of the oil return pipe and heat exchange pipe;

fig. 4 is a schematic structural view of a heat dissipating plate, a heat dissipating hole, and the like;

the reference numerals in the drawings: 1. a base; 2. an oil tank; 3. a filler tube; 4. an oil outlet pipe; 5. an oil outlet valve; 6. a water tank; 7. an oil return pipe; 8. a heat exchange tube; 9. a connecting pipe; 10. a gate valve; 11. a water inlet pipe; 12. a water outlet pipe; 13. a valve; 14. a fixing plate; 15. an oil pump; 16. a filter box; 17. a screen; 18. a filter screen; 19. an output pipe; 20. a support rod; 21. a support plate; 22. a spring; 23. a heat dissipation plate; 24. a heat radiation hole; 25. a heat preservation layer; 26. a temperature detector.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

As shown in fig. 1 and 3, the heat recovery mechanism comprises a water tank 6, an oil return pipe 7, a heat exchange pipe 8, a connecting pipe 9, a gate valve 10, a water inlet pipe 11, a water outlet pipe 12 and two valves 13, wherein the water tank 6 is arranged at the top end of the right part of the base 1, one side of the water tank 6 is connected with the oil return pipe 7, one end of the oil return pipe 7 penetrates through the side wall of the water tank 6 to be connected with one end of the heat exchange pipe 8, the heat exchange pipe 8 is in a spiral shape, the other end of the heat exchange pipe 8 is connected with one end of the connecting pipe 9, the other end of the connecting pipe 9 penetrates through the inner side wall of the water tank 6 to be connected with the filtering mechanism, the gate valve 10 is arranged at the other end of the oil return pipe 7, the other end of the oil return pipe 7 is communicated with the screw compressor body, the top and the bottom of the right side wall of the water tank 6 are respectively connected with the water inlet pipe 11 and the water outlet pipe 12, and the valves 13 and the fixing plate 14 are provided with the valves 13;

the gate valve 10 is opened to enable lubricating oil outside the screw compressor body to enter the heat exchange tube 8 through the oil return tube 7, the valve 13 is opened to convey cold water into the water tank 6 through the water inlet tube 11, the heat exchange tube 8 heats clean water inside the water tank 6, the heated water is discharged and utilized through the water outlet tube 12, heat in the heat exchange tube 8 is transferred into the water to be recovered, heat recycling is achieved, and the spiral heat exchange tube 8 is high in heat exchange efficiency and practical.

As shown in fig. 1 and 2, the filtering device comprises a fixed plate 14, an oil pump 15, a filtering box 16, a screen 17, a filter screen 18 and an output pipe 19, wherein the fixed plate 14 is arranged on the right side wall of the oil tank 2, the oil pump 15 is arranged at the top end of the fixed plate 14, the input end of the oil pump 15 is connected with the output end of the connecting pipe 9, the output end of the oil pump 15 is connected with the input end of the filtering box 16, the filtering box 16 is arranged at the left part of the top end of the fixed plate 14, the screen 17 and the filter screen 18 are sequentially arranged in the filtering box 16 from right to left, the output end of the filtering box 16 is connected with the input end of the output pipe 19, the output end of the output pipe 19 passes through the right side wall of the oil tank 2 and is communicated with the inside of the oil tank 2, the supporting mechanism comprises a plurality of supporting rods 20, a plurality of supporting rods 21 and a plurality of springs 22, the top ends of the supporting rods 20 are respectively fixedly arranged at four corners of the bottom end of the base 1, the supporting rods 20 are fixedly connected with the supporting rods 21, the plurality of springs 22 are sleeved on the outer surfaces of the supporting rods 20, the top ends of the springs 22 are connected with the top ends of the base 1, the supporting rods 22 are connected with the top ends of the supporting rods 21, the output ends of the supporting rods are respectively, and the supporting rods are provided with bolt holes 21, and are respectively;

the oil pump 15 is started, lubricating oil in the heat exchange tube 8 and the connecting tube 9 is conveyed to the filter tank 16, under the screening of the screen cloth 17, the scraps caused by mechanical friction in the operation process are filtered, the filter screen 18 is used for secondary separation, partial impurities are adsorbed, the impurities are input to the oil tank 2 for recycling through the output tube 19, the abrasion of the screw air compressor is reduced, the practical service life is prolonged, the practicability is improved, the supporting rods 20 support equipment, bolt holes are formed in the supporting plates 21, the manufacturing process is simple, the installation is convenient, the supporting plates 21 are fixed through bolts, the stability of the equipment is improved, the top of the supporting plates 21 and the bottom of the base 1 are fixedly welded with the heat dissipation plate 23, the good damping effect is achieved, and the practicability is improved.

As shown in fig. 1 and 4, the device further comprises a plurality of heat dissipation plates 23, wherein the plurality of heat dissipation plates 23 are uniformly welded on the inner side wall of the oil tank 2, and the plurality of heat dissipation plates 23 are uniformly provided with heat dissipation holes 24, the device further comprises a heat preservation layer 25 and a temperature detector 26, the heat preservation layer 25 covers the outer side wall of the water tank 6, the thickness of the heat preservation layer 25 is not less than ten millimeters, and the temperature detector 26 is arranged on the inner side wall of the water tank 6; through heating panel 23 and louvre 24, increased the radiating area, further give off residual heat in to the lubricating oil, effectively improved radiating efficiency, improved the cooling efficiency of lubricating oil, improve the practicality, through heat preservation 25, reduce the heat loss of water tank 6, improve thermal utilization, temperature detection meter 26 detects the temperature in the water tank 6, convenience when improving the use, improvement practicality.

As shown in fig. 1 to 4, in the waste heat recoverer of a screw compressor of the present utility model, when the waste heat recoverer works, firstly, a gate valve 10 is opened to enable lubricating oil outside a screw compressor body to enter a heat exchange tube 8 through an oil return tube 7, a valve 13 is opened to convey cold water into a water tank 6 through a water inlet tube 11, the heat exchange tube 8 heats clean water inside the water tank 6, the heated water is discharged and utilized through a water outlet tube 12, meanwhile, a heat preservation layer 25 reduces heat loss in the water tank 6, a temperature detector 26 detects the temperature inside the water tank 6, then an oil pump 15 is started to convey lubricating oil in the heat exchange tube 8 and the connecting tube 9 into a filter tank 16, under the screening of a screen 17, chips caused by mechanical friction in the operation process are filtered, then secondary blocking is performed by a filter screen 18, adsorbed partial impurities are input into an oil tank 2 through an output tube 19, residual heat in the lubricating oil is further dissipated through a heat dissipation plate 23 and a heat dissipation hole 24, an oil outlet valve 5 is opened, and the lubricating oil is recycled through the oil outlet tube 4.

The main functions realized by the utility model are as follows: 1. the lubricating oil in the heat exchange tube 8 is rapidly cooled by utilizing the circulating water cooling principle, and the heat in the lubricating oil is transferred to water to be recovered, so that the heat is reused, and the heat exchange tube 8 is spiral, and the heat exchange efficiency is high; 2. the radiating plate 23 is uniformly welded on the side wall of the oil tank 2, and the radiating holes 24 are uniformly formed in the radiating plate 23, so that the radiating area is increased, the radiating efficiency is effectively improved, and the practicability is very high; 3. through the screening of screen cloth 17, filter the piece that mechanical friction caused in the operation process, carry out secondary separation by filter screen 18 again, adsorb partial impurity, reduce the wearing and tearing of screw air compressor machine, improve practical life.

The installation mode, the connection mode or the setting mode of the waste heat recoverer of the screw air compressor are common mechanical modes, and the waste heat recoverer can be implemented as long as the beneficial effects of the waste heat recoverer can be achieved; the oil pump 15 and the temperature detector 26 of the waste heat recoverer of the screw air compressor are purchased in the market, and a person skilled in the art only needs to install and operate according to the attached use instruction, and the creative labor of the person skilled in the art is not required.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides a screw air compressor waste heat recoverer, includes base (1), oil tank (2), oil filler pipe (3), play oil pipe (4) and play oil valve (5), and the top at base (1) is installed in oil tank (2), and the top fixedly connected with oil filler pipe (3) of oil tank (2), the one side bottom of oil tank (2) is connected with play oil pipe (4), installs play oil valve (5) on play oil pipe (4); the device is characterized by further comprising a heat recovery mechanism, a filtering mechanism and a supporting mechanism, wherein the heat recovery mechanism is arranged at the right end of the top end of the base (1), residual heat of lubrication of the screw air compressor is recovered, the filtering mechanism is arranged on one end side wall of the oil tank (2), lubricating oil is filtered, and the supporting mechanism is arranged at the bottom end of the base (1) and supports equipment.

2. The screw air compressor waste heat recovery device according to claim 1, wherein the heat recovery mechanism comprises a water tank (6), an oil return pipe (7), a heat exchange pipe (8), a connecting pipe (9), a gate valve (10), a water inlet pipe (11), a water outlet pipe (12) and two valves (13), the water tank (6) is installed at the top end of the right part of the base (1), one side of the water tank (6) is connected with the oil return pipe (7), one end of the oil return pipe (7) penetrates through the side wall of the water tank (6) to be connected with one end of the heat exchange pipe (8), the heat exchange pipe (8) is in a spiral shape, the other end of the heat exchange pipe (8) is connected with one end of the connecting pipe (9), the other end of the connecting pipe (9) penetrates through the inner side wall of the water tank (6) to be connected with the filtering mechanism, the gate valve (10) is installed at the other end of the oil return pipe (7), the other end of the oil return pipe (7) is communicated with a screw compressor body, the top and the bottom of the right side wall of the water tank (6) are respectively connected with the water inlet pipe (11) and the water outlet pipe (12), and the valves (13) are installed on the valve (14) and the fixing plate (14).

3. The waste heat recovery device of the screw air compressor according to claim 2, wherein the filtering device comprises a fixing plate (14), an oil pump (15), a filtering box (16), a screen (17), a filter screen (18) and an output pipe (19), the fixing plate (14) is arranged on the right side wall of the oil tank (2), the oil pump (15) is arranged at the top end of the fixing plate (14), the input end of the oil pump (15) is connected with the output end of the connecting pipe (9), the output end of the oil pump (15) is connected with the input end of the filtering box (16), the filtering box (16) is arranged at the left part of the top end of the fixing plate (14), the screen (17) and the filter screen (18) are sequentially arranged inside the filtering box (16) from right to left, the output end of the filtering box (16) is connected with the input end of the output pipe (19), and the output end of the output pipe (19) penetrates through the right side wall of the oil tank (2) to be communicated with the inside the oil tank (2).

4. The waste heat recovery device of the screw air compressor of claim 1, wherein the supporting mechanism comprises a plurality of supporting rods (20), a plurality of supporting plates (21) and a plurality of springs (22), the top ends of the supporting rods (20) are respectively and fixedly installed at four corners of the bottom end of the base (1), the supporting plates (21) are fixedly connected to the bottom ends of the supporting rods (20), the springs (22) are sleeved on the outer surfaces of the supporting rods (20), the top ends of the springs (22) are connected with the top ends of the base (1), the bottom ends of the springs (22) are connected with the top ends of the supporting plates (21), and bolt holes are formed in the supporting plates (21).

5. The waste heat recovery device of the screw air compressor of claim 1, further comprising a plurality of radiating plates (23), wherein the plurality of radiating plates (23) are uniformly welded on the inner side wall of the oil tank (2), and radiating holes (24) are uniformly formed in the plurality of radiating plates (23).

6. The waste heat recovery device of the screw air compressor according to claim 2, further comprising a heat preservation layer (25) and a temperature detector (26), wherein the heat preservation layer (25) is covered on the outer side wall of the water tank (6), the thickness of the heat preservation layer (25) is not less than ten millimeters, and the temperature detector (26) is installed on the inner side wall of the water tank (6).