CN210799287U - Novel high-efficient scale control thermostatic type air compressor machine waste heat recovery system - Google Patents

Novel high-efficient scale control thermostatic type air compressor machine waste heat recovery system Download PDF

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CN210799287U
CN210799287U CN201921986269.6U CN201921986269U CN210799287U CN 210799287 U CN210799287 U CN 210799287U CN 201921986269 U CN201921986269 U CN 201921986269U CN 210799287 U CN210799287 U CN 210799287U
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water
communicated
waste heat
air compressor
water tank
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CN201921986269.6U
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李田
袁晓丽
徐广才
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Shandong Meitian Energy Technology Co.,Ltd.
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Shandong Meitian Energy Technology Co ltd
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Abstract

The utility model discloses a novel high-efficiency antiscale constant-temperature type air compressor waste heat recovery system, which comprises a waste heat recoverer, a water supplement instrument, a heating circulating water pump, a water tank and a heating coil pipe; the waste heat recovery device also comprises an air-cooled air compressor and a fan heat exchanger, wherein an oil outlet pipe of the air-cooled air compressor is communicated with an oil inlet pipeline of the waste heat recovery device, and an oil inlet pipe of the air-cooled air compressor is communicated with an oil outlet pipeline of the waste heat recovery device; the fan heat exchanger comprises a warm air inlet, a warm air outlet, a tap water inlet and a tap water outlet; the tap water outlet of the fan heat exchanger is communicated with the water tank through the constant-temperature three-way control valve, the air-cooled air compressor is adopted, the construction cost is reduced, the indoor temperature is high in winter by adopting the fan heat exchanger, and the fan heat exchanger is used for preheating tap water, so that indoor heat energy can be further utilized; the water pump is arranged in the water tank, so that water in the water tank circulates, cyclic heating is realized, and the scale remover is arranged in the water tank, so that scale in the water tank is obviously reduced.

Description

Novel high-efficient scale control thermostatic type air compressor machine waste heat recovery system
Technical Field
The utility model relates to a waste heat recovery technical field, concretely relates to novel high-efficient scale control constant temperature type air compressor machine waste heat recovery system.
Background
The air compressor machine is widely applied to the industrial fields of air separation, chemical synthesis, gas delivery, food, medicines and the like, along with the increasingly strict environmental protection policy, the awareness of environmental protection and energy conservation of enterprises is continuously enhanced, and the waste heat recovery of the air compressor machine is more and more common when being used for heating bath hot water. At present, a waste heat recovery system of an air compressor generally completes heat exchange by three circulation systems, wherein the first circulation is heat exchange circulation between air compressor oil and an oil-water plate, oil pressure of the air compressor is used as circulation driving force, the second circulation is heat exchange circulation type circulation in which heat exchange circulating water is exchanged with the oil-water plate and a water-water plate, the circulation driving force is provided by a circulating water pump, and the third circulation is circulation between water in a water tank and the water-water plate. Two sets of water pump circulating systems need to be installed in the heat exchange system, the system is complex, the power consumption of a water pump is increased, water circulation of a water tank is an open system, and the water quality of general industrial and mining enterprises is poor, the hardness is high, and scaling is easy. The heat exchange efficiency and the hot water preparation time are seriously influenced after the surface of the heat exchanger is scaled. The Chinese utility model discloses a high-efficient scale control thermostatic type air compressor machine waste heat recovery system (grant No. CN 207935045U), can improve above-mentioned problem, but need to build cooling tower, cooling water pond etc., the cost is higher, and the quality of water can not reach the soft water standard the pipeline of pipeline water-cooled air compressor machine can scale deposit, lead to maintaining to the height to rise; because the water scale in the water tank can not be discharged, the water scale can be generated on the surface of the heating coil after a long time, thereby affecting the heat efficiency.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical problem, the utility model provides a novel high-efficient scale control thermostatic type air compressor machine waste heat recovery system, the cost is lower, and it is more convenient to use.
The utility model provides a technical scheme that its technical problem adopted is: a novel high-efficiency antiscale constant-temperature type air compressor waste heat recovery system comprises a waste heat recoverer, a water supplement instrument, a heating circulating water pump, a water tank and a heating coil; a water outlet pipe of the waste heat recoverer is sequentially communicated with a water supplementing instrument, a heating circulating water pump and a water tank, a heating coil is arranged in the water tank, and a heat exchange circulating water supply pipeline between the heating circulating water pump and the water tank is communicated with a water inlet of the heating coil; a heater water return on-pass pipe is arranged at a water outlet of the heating coil and is communicated with a water inlet pipe of the waste heat recoverer through a heat exchange circulating water return pipe; the water tank is provided with an automatic temperature control valve and an automatic floating ball water replenishing valve which are sequentially communicated; the waste heat recovery device also comprises an air-cooled air compressor and a fan heat exchanger, wherein an oil outlet pipe of the air-cooled air compressor is communicated with an oil inlet pipeline of the waste heat recovery device, and an oil inlet pipe of the air-cooled air compressor is communicated with an oil outlet pipeline of the waste heat recovery device; compared with a water-cooled air compressor, the air-cooled air compressor has the advantages of low construction cost and low damage rate; the fan heat exchanger comprises a warm air inlet, a warm air outlet, a tap water inlet and a tap water outlet; the tap water inlet is communicated with a tap water pipe; a tap water outlet of the fan heat exchanger is communicated with the water tank through a constant temperature three-way control valve, and a hot water outlet pipe is arranged between the constant temperature three-way control valve and the water tank; a constant-temperature water pipe is connected at the water outlet of the constant-temperature three-way control valve; the tap water outlet of the fan heat exchanger is also communicated with the water inlet of the automatic temperature control valve; a water pump is also arranged in the water tank; the water pump is positioned at the lower end of the right side of the water tank; and a descaling instrument is arranged on the left side of the water tank to play a descaling role.
Preferably, the tap water inlet is communicated with one end of a tap water bypass; the other end of the tap water bypass is communicated with a tap water outlet; in winter, the air-cooled heat exchanger can be closed when the outdoor temperature is lower; so that the tap water flows in the tap water bypass and enters the three-way valve.
Preferably, the heating water tank further comprises a standby heat source, a water outlet pipe of the standby heat source is communicated with a water inlet of the heating circulating water pump, and a water inlet pipe of the standby heat source is communicated with a heat exchange circulating water return pipeline of the water tank.
Preferably, the water inlet of the water pump faces upwards, and the water outlet of the water pump faces to the left side; so that the water in the water tank flows circularly.
Preferably, an anti-scaling coating is arranged on the heating coil to achieve the anti-scaling effect.
The utility model has the advantages that: the air-cooled air compressor is adopted, so that the construction cost is reduced, and compared with a water-cooled air compressor, the air-cooled air compressor has lower damage rate and cannot generate scaling phenomenon like the water-cooled air compressor; the fan heat exchanger is adopted, tap water is preheated by the fan heat exchanger in summer, the operation cost is saved, and the air-cooled heat exchanger can be closed when the outdoor temperature is low in winter; be equipped with the water pump in the water tank for water in the water tank circulates, realizes the circulation heating, improves heating efficiency, is equipped with the scale removal appearance in the water tank, and some incrustations scales can be taken away on heating coil to the water through heating coil, filters through the scale removal appearance on the delivery port, makes the incrustation scale in the water tank show the reduction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the system comprises a waste heat recoverer, 2 a water supplement instrument, 3 a heating circulating water pump, 4 a water tank, 5 a heating coil, 6 a heater water return same-path pipe, 7 a heat exchange circulating water return pipeline, 8 an automatic temperature control valve, 9 an automatic floating ball water supplement valve, 10 an air-cooling air compressor, 11 a fan heat exchanger, 12 a warm air inlet, 13 a warm air outlet, 14 a tap water inlet, 15 a tap water outlet, 16 a tap water pipe, 17 a constant temperature three-way control valve, 18 a hot water outlet pipe, 19 a constant temperature water pipe, 20 a water pump, 21 a scale remover, 22 a tap water bypass and 23 a standby heat source.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the embodiment provides a novel efficient scale prevention constant-temperature type air compressor waste heat recovery system, which comprises a waste heat recoverer 1, a water supplement instrument 2, a heating circulating water pump 3, a water tank 4 and a heating coil 5; a water supply instrument 2, a heating circulating water pump 3 and a water tank 4 are sequentially communicated with a water outlet pipe of the waste heat recoverer 1, a heating coil 5 is installed in the water tank 4, and a heat exchange circulating water supply pipeline between the heating circulating water pump 3 and the water tank 4 is communicated with a water inlet of the heating coil 5; a heater water return on-pass pipe 6 is arranged at a water outlet of the heating coil 5, and the heater water return on-pass pipe 6 is communicated with a water inlet pipe of the waste heat recoverer 1 through a heat exchange circulating water return pipe 7; the water tank 4 is provided with an automatic temperature control valve 8 and an automatic floating ball water replenishing valve 9 which are communicated in sequence; the waste heat recovery system further comprises an air-cooled air compressor 10 and a fan heat exchanger 11, wherein an oil outlet pipe of the air-cooled air compressor 10 is communicated with an oil inlet pipeline of the waste heat recovery device 1, and an oil inlet pipe of the air-cooled air compressor 10 is communicated with an oil outlet pipeline of the waste heat recovery device 1; the air-cooled air compressor 10 has lower construction cost and lower damage rate than a water-cooled air compressor; the fan heat exchanger 11 comprises a warm air inlet 12, a warm air outlet 13, a tap water inlet 14 and a tap water outlet 15; in summer, the outdoor temperature is high, the fan heat exchanger 11 is used for preheating tap water, the operation cost is saved, and the tap water inlet 14 is communicated with the tap water pipe 16; a tap water outlet 15 of the fan heat exchanger 11 is communicated with the water tank 4 through a thermostatic three-way control valve 17, and a hot water outlet pipe 18 is arranged between the thermostatic three-way control valve 17 and the water tank 4; a constant-temperature water pipe 19 is connected to the water outlet of the constant-temperature three-way control valve 17; a tap water outlet 15 of the fan heat exchanger 11 is also communicated with a water inlet of the automatic temperature control valve 8; a water pump 20 is also arranged in the water tank 4; the water pump 20 is positioned at the lower end of the right side of the water tank 4; a water pump 20 is arranged in the water tank 4, so that water in the water tank 4 circulates, the circulating heating is realized, and the heating efficiency is improved; a descaling instrument 21 is further arranged on the left side of the water tank 4, and the descaling instrument 21 is preferably an electronic descaling instrument; the descaler 21 plays a role of descaling the water tank 4.
The tap water inlet 14 is communicated with one end of a tap water bypass 22; the other end of the tap water bypass 22 is communicated with a tap water outlet 15; in winter, the air-cooled heat exchanger 11 can be closed when the outdoor temperature is low, so that the tap water flows in the tap water bypass 22 and enters the three-way valve.
Still include a standby heat source 23, the outlet pipe of this standby heat source 23 and the water inlet intercommunication of heating circulating water pump 3, the inlet tube with the heat transfer circulating water return water pipeline 7 intercommunication of water tank 4, because the air compressor machine frequency of use of different enterprises is different, in order to avoid under the not enough condition of air compressor machine turn-on rate, hot water heating system can not normal operating, sets up standby heat source 23 to guarantee under the not enough condition of air compressor machine turn-on rate, provide the heating heat source.
The water inlet of the water pump 20 faces upwards, and the water outlet faces to the left side; so that the water in the water tank 4 circularly flows and passes through the heating coil 5 for many times, and the heating efficiency is high.
And an anti-scaling coating is arranged on the heating coil 5, so that the anti-scaling effect is achieved, and the anti-scaling coating is matched with the scale remover 21 to achieve the further scale removing effect.
The utility model discloses a theory of operation is: high-temperature oil generated by the air-cooled air compressor 10 during operation enters the waste heat recoverer 1, heat is transferred to heat exchange circulating water in the waste heat recoverer 1 to heat the temperature of the heat exchange circulating water, power is provided by the heating circulating water pump 3 and is sent to the heating coil 5 through a water supply pipeline, the heat exchange circulating water transfers the heat to cold water in the water tank 4 in the heating coil 5, the heated cold water is driven by the water pump to circularly move, efficient operation of the heating pipe is realized, circular heating is realized, and finally the water temperature in the water tank 4 is heated and kept constant to be used as a heat source of bath hot water; hot water from the water tank 4 enters the hot water inlet end of the thermostatic three-way control valve 17 through the hot water outlet pipe 18, and is mixed with tap water preheated after entering the fan heat exchanger 11 from the tap water pipe 16 to form thermostatic water supply for bathing.

Claims (5)

1. A novel high-efficiency antiscale constant-temperature type air compressor waste heat recovery system comprises a waste heat recoverer (1), a water supplement instrument (2), a heating circulating water pump (3), a water tank (4) and a heating coil (5); a water replenishing instrument (2), a heating circulating water pump (3) and a water tank (4) are sequentially communicated with a water outlet pipe of the waste heat recoverer (1), a heating coil (5) is installed in the water tank (4), and a heat exchange circulating water supply pipeline between the heating circulating water pump (3) and the water tank (4) is communicated with a water inlet of the heating coil (5); a heater water return same-path pipe (6) is installed at a water outlet of the heating coil (5), and the heater water return same-path pipe (6) is communicated with a water inlet pipe of the waste heat recoverer (1) through a heat exchange circulating water return pipe (7); the water tank (4) is provided with an automatic temperature control valve (8) and an automatic floating ball water replenishing valve (9) which are sequentially communicated; the method is characterized in that: the waste heat recovery device is characterized by further comprising an air-cooled air compressor (10) and a fan heat exchanger (11), wherein an oil outlet pipe of the air-cooled air compressor (10) is communicated with an oil inlet pipeline of the waste heat recovery device (1), and an oil inlet pipe of the air-cooled air compressor (10) is communicated with an oil outlet pipeline of the waste heat recovery device (1); the fan heat exchanger (11) comprises a warm air inlet (12), a warm air outlet (13), a tap water inlet (14) and a tap water outlet (15); the tap water inlet (14) is communicated with a tap water pipe (16); a tap water outlet (15) of the fan heat exchanger (11) is communicated with the water tank (4) through a thermostatic three-way control valve (17), and a hot water outlet pipe (18) is arranged between the thermostatic three-way control valve (17) and the water tank (4); a constant temperature water pipe (19) is connected with the water outlet of the constant temperature three-way control valve (17); the tap water outlet of the fan heat exchanger (11) is also communicated with the water inlet of the automatic temperature control valve (8); a water pump (20) is also arranged in the water tank (4); the water pump (20) is positioned at the lower end of the right side of the water tank (4); the left side of the water tank (4) is also provided with a scale remover (21).
2. The novel efficient scale prevention constant-temperature type air compressor waste heat recovery system according to claim 1, characterized in that: the tap water inlet (14) is communicated with one end of a tap water bypass (22); the other end of the tap water bypass (22) is communicated with a tap water outlet (15).
3. The novel efficient scale prevention constant-temperature type air compressor waste heat recovery system according to claim 1, characterized in that: the water heater also comprises a standby heat source (23), a water outlet pipe of the standby heat source (23) is communicated with a water inlet of the heating circulating water pump (3), and a water inlet pipe is communicated with a heat exchange circulating water return pipeline (7) of the water tank (4).
4. The novel efficient scale prevention constant-temperature type air compressor waste heat recovery system according to claim 1, characterized in that: the water inlet of the water pump (20) faces upwards, and the water outlet faces towards the left side.
5. The novel efficient scale prevention constant-temperature type air compressor waste heat recovery system according to claim 1, characterized in that: and an anti-scale coating is arranged on the heating coil (5).
CN201921986269.6U 2019-11-18 2019-11-18 Novel high-efficient scale control thermostatic type air compressor machine waste heat recovery system Active CN210799287U (en)

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Application Number Priority Date Filing Date Title
CN201921986269.6U CN210799287U (en) 2019-11-18 2019-11-18 Novel high-efficient scale control thermostatic type air compressor machine waste heat recovery system

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Application Number Priority Date Filing Date Title
CN201921986269.6U CN210799287U (en) 2019-11-18 2019-11-18 Novel high-efficient scale control thermostatic type air compressor machine waste heat recovery system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112343795A (en) * 2020-11-12 2021-02-09 苏州市洋基机电工程有限公司 Be used for air compressor machine heat recovery and cooling economizer system
CN112360745A (en) * 2020-11-10 2021-02-12 优利德(江苏)化工有限公司 Air compressor machine waste heat recovery device suitable for chemical plant

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112360745A (en) * 2020-11-10 2021-02-12 优利德(江苏)化工有限公司 Air compressor machine waste heat recovery device suitable for chemical plant
CN112343795A (en) * 2020-11-12 2021-02-09 苏州市洋基机电工程有限公司 Be used for air compressor machine heat recovery and cooling economizer system

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GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 271000 Gaochuang center, 28 Zhengyangmen street, high tech Zone, Tai'an City, Shandong Province

Patentee after: Shandong Meitian Energy Technology Co.,Ltd.

Address before: 271000 Gaochuang center, 28 Zhengyangmen street, high tech Zone, Tai'an City, Shandong Province

Patentee before: SHANDONG MEITIAN ENERGY TECHNOLOGY Co.,Ltd.

PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Waste heat recovery system of new high efficiency anti scaling constant temperature air compressor

Effective date of registration: 20220324

Granted publication date: 20200619

Pledgee: Taian Taishan Rural Commercial Bank Co.,Ltd.

Pledgor: Shandong Meitian Energy Technology Co.,Ltd.

Registration number: Y2022980003033

PC01 Cancellation of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20231025

Granted publication date: 20200619

Pledgee: Taian Taishan Rural Commercial Bank Co.,Ltd.

Pledgor: Shandong Meitian Energy Technology Co.,Ltd.

Registration number: Y2022980003033

PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A New Type of High Efficiency Anti fouling and Constant Temperature Air Compressor Waste Heat Recovery System

Effective date of registration: 20231031

Granted publication date: 20200619

Pledgee: Postal Savings Bank of China Co.,Ltd. Tai'an Mount Taishan District Sub branch

Pledgor: Shandong Meitian Energy Technology Co.,Ltd.

Registration number: Y2023980063215