CN106884810A - A kind of air conditioning pump of low noise - Google Patents

A kind of air conditioning pump of low noise Download PDF

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Publication number
CN106884810A
CN106884810A CN201710231038.3A CN201710231038A CN106884810A CN 106884810 A CN106884810 A CN 106884810A CN 201710231038 A CN201710231038 A CN 201710231038A CN 106884810 A CN106884810 A CN 106884810A
Authority
CN
China
Prior art keywords
pump
motor
air conditioning
low noise
parts
Prior art date
Application number
CN201710231038.3A
Other languages
Chinese (zh)
Inventor
罗卫华
柴飞华
林致娟
Original Assignee
浙江贝德泵业有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 浙江贝德泵业有限公司 filed Critical 浙江贝德泵业有限公司
Priority to CN201710231038.3A priority Critical patent/CN106884810A/en
Publication of CN106884810A publication Critical patent/CN106884810A/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/007Details, component parts, or accessories especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/06Lubrication
    • F04D29/061Lubrication especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/08Sealings
    • F04D29/10Shaft sealings
    • F04D29/106Shaft sealings especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/586Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/669Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps

Abstract

The present invention provides a kind of air conditioning pump of low noise, including the pump housing, motor and base, the motor connection pump housing, oil-out and oil return opening are separately installed with the drive end bearing bracket and rear end cap of motor, the pump housing and motor are each provided on platform structure, platform structure and the pump housing, beam is provided between motor, damper is set between platform structure and base, described motor is permagnetic synchronous motor, the bascule of described pump is balanced using impeller self-balancing and matched bearings, bearing is using noise reduction lubrication oil cooling Pulvis Emolliens warm, pumping system is put into power silencing case, obtain the air conditioning pump product of low noise.

Description

A kind of air conditioning pump of low noise

Technical field

The present invention relates to a kind of equipment, particularly a kind of air conditioning pump of low noise.

Background technology

Air-conditioning HVAC circular centrifugal pump(Hereinafter referred to as air conditioning pump)Cold cycling, the heating power for being widely used in central air-conditioning are public In department, power plant, petrochemical industry, thermoelectric engineering, the hot and cold water pumping cycle of air conditioning pump.It is mainly used in Thermal Corp, generates electricity The occasions higher to air conditioning pump efficiency requirements such as factory, petrochemical industry, thermoelectricity, cryogenic engineering, spool pressurization.Thermal Corp, Power plant, petrochemical industry, thermoelectricity, cryogenic engineering, spool pressurization etc. industry, in order to improve generating efficiency and meet technological process and The requirement of device, reduces production cost, increases economic efficiency, widely used cavitation performance high, high efficiency, good reliability, life-span The small vertical centrifugal pump of length, low noise, floor space.At present, most of projects are all using the vertical centrifugal pump of import, its product Price it is high, every tens of thousands of dollars, and the vertical centrifugal pump of domestic production, the cavitation performance of pump is poor, efficiency is relatively low, noise is big, The shortcomings of maintenance is inconvenient.

CN1904377A be related to be centrifuged air-conditioning pump technical field, more particularly to a kind of household fuel gas central air conditioning centrifugal pump, Including the pump housing, pump cover, impeller, motor and mechanical seal, the pump housing (3) by elbow-type suction chamber (31), spirality delivery chamber (32) with And extruding anemostat composition, it is characterised in that pump cover (6) one end connects motor (1), pump cover (6) other end connection pump housing, the pump housing Pump chamber is formed and pump cover between, on the axle (7) of pump body, mechanical seal (2) is placed in axle (7) and pump to impeller (4) Between chamber;The rotating speed of pump compared with prior art, high speed, two grades of low speed can be divided into using double-speed motor by the present invention, so that The expansion of air conditioning pump condition range is realized, motor cancels fan, can substantially reduce noise;Motor uses aluminum alloy casing, both It is attractive in appearance light and handy, radiating effect can be strengthened again, compact conformation, small volume, motor is coaxial with pump, and vibration is small, and noise is low, and performance is steady It is fixed, efficiency high, and power saving.

CN200940576Y be related to be centrifuged air-conditioning pump technical field, more particularly to a kind of small low noise centrifugal air conditioner pump, Including the pump housing, pump cover, impeller, motor and mechanical seal, the pump housing (3) by elbow-type suction chamber (31), spirality delivery chamber (32) with And extruding anemostat composition, it is characterised in that pump cover (6) one end connects motor (1), and pump cover (6) other end connects the pump housing (3), pump Pump chamber is formed between body and pump cover, impeller (4) on the axle (7) of pump body, mechanical seal (2) be placed in axle (7) with Between pump chamber;The rotating speed of pump compared with prior art, high speed, low speed two can be divided into using double-speed motor by the utility model Shelves, so as to realize the expansion of air conditioning pump condition range, motor cancels fan, can substantially reduce noise;Motor uses aluminium alloy Shell, it is both attractive in appearance light and handy, radiating effect can be strengthened again, compact conformation, small volume, motor is coaxial with pump, vibrates small, noise It is low, stable performance, efficiency high, and power saving.

CN205401235U discloses a kind of air conditioning pump, including the pump housing, and ring-type suction chamber is provided with the pump housing, described The both sides of ring-type suction chamber are provided with arcuate guide surface, and impeller is provided with the ring-type suction chamber, and the impeller is by connection Key is connected with power transmission shaft, and retaining ring is provided with the power transmission shaft.The utility model by set ring-type suction chamber improve it is cold The conveying capacity of lime set, the buffering flaggy being arranged on the pump housing can effectively reduce vibration, and simple structure is practical, be adapted to big The application of scope.

Current air-conditioning HVAC circulating pump of the prior art mostly be is replaced with centrifugal pump, without be adapted to air-conditioner set and The performance type spectrum that heating is used, type spectrum covering flow is only 20~400 m3/h(One step single sucking), 10~80m of lift, and mostly Number is to carry out Impeller trim or simple using VFC operation so that the operational efficiency of pump is low, it is impossible to real energy-conservation.This Outward, centrifugal pump is outer except because of complex structure, being acquired a certain degree of difficulty on detachable maintaining, and the motor of its operation uses air-cooled pattern It is many, have that noise is big, the low defect of electric efficiency;The demand in market can not be met.

The content of the invention

Present invention aim at above-mentioned technical problem present in solution prior art, there is provided a kind of air-conditioning of low noise Pump.

A kind of air conditioning pump of low noise of the present invention, is mainly realized by following steps:

1. the preparation of noise reduction lubricating oil

By weight, by perfluoro polyether oil 1-5 parts, 0.1-1 parts of polytetrafluoroethylene (PTFE) microemulsion, 100 parts of synthetic base oil, methyl is different Butyl carbinol 1-5 parts, 0.1-0.5 parts of oxygen tetrafluoroborate, calcium sulfenyl phenolate 1-5 parts, different cetanol palmitate 10-30 Part, 1-5 parts of sulphur phosphorus fourth pungent primary alkyl zinc salt, dimethylester 0.1-0.5 parts, TMG trifluoro-methanyl sulfonate 0.5-2 Part is well mixed, obtains noise reduction lubricating oil.

2. the preparation of the air conditioning pump of low noise

Air conditioning pump includes the pump housing, motor and base, and the motor connection pump housing is separately installed with out on the drive end bearing bracket and rear end cap of motor Hydraulic fluid port and oil return opening, the pump housing and motor are each provided on platform structure, and beam is provided between platform structure and the pump housing, motor, are put down Damper is set between platform structure and base, described motor is permagnetic synchronous motor, and the bascule of described pump uses impeller Self-balancing and matched bearings are balanced, and bearing is put into pumping system in power silencing case using noise reduction lubrication oil cooling Pulvis Emolliens heat, obtains To the air conditioning pump product of low noise.

The axle envelope of described pump uses mechanical seal.

The transmission device of described pump is directly driven by jacket type shaft coupling by motor.

The power silencing case is commercially available prod for split type into the Jing Yin casing of power is prized, including casing chassis, sound proof box Body, control cabinet, inlet pipeline, outlet pipeline, casing chassis are provided with multiple mounting holes, and chassis is connected by bolt with soundproof box Connect.

The perfluoro polyether oil, polytetrafluoroethylene (PTFE) microemulsion, synthetic base oil, methyl isobutyl carbinol, sulfenyl phenolate Calcium, different cetanol palmitate, the pungent primary alkyl zinc salt of sulphur phosphorus fourth a, dimethylester is commercially available prod.

The TMG trifluoro-methanyl sulfonate, oxygen tetrafluoroborate is commercially available prod, such as Chinese Academy of Sciences Lanzhou The product of Chemical Physics Research Institute.

Compared with prior art, a kind of air conditioning pump of low noise of the invention, has the advantages that:

Structure of the prior art motor using fan cooling is improved, is designed using oil-cooled motor, and using intelligent heat exchange series System, reduces the source of noise, while improve the power output of motor, improves the efficiency of pumping system.Improve the use of bearing Life-span and the maintenance cost of reduction pump.

Specific embodiment

Following instance is only to further illustrate the present invention, is not limitation the scope of protection of the invention.

Embodiment 1:

1. the preparation of noise reduction lubricating oil

By weight, by 3 parts of perfluoro polyether oil, 0.3 part of polytetrafluoroethylene (PTFE) microemulsion, 100 parts of synthetic base oil, methyl-isobutyl 3 parts of methyl alcohol, 0.3 part of oxygen tetrafluoroborate, 2 parts of calcium sulfenyl phenolate, 13 parts of different cetanol palmitate, sulphur phosphorus Ding Xinbai alkane 4 parts of base zinc salt, 0.2 part of a dimethylester, 0.9 part of TMG trifluoro-methanyl sulfonate is well mixed, and obtains noise reduction lubrication Oil.

2. the preparation of the air conditioning pump of low noise

Air conditioning pump includes the pump housing, motor and base, and the motor connection pump housing is separately installed with out on the drive end bearing bracket and rear end cap of motor Hydraulic fluid port and oil return opening, the pump housing and motor are each provided on platform structure, and beam is provided between platform structure and the pump housing, motor, are put down Damper is set between platform structure and base, described motor is permagnetic synchronous motor, and the bascule of described pump uses impeller Self-balancing and matched bearings are balanced, and bearing uses mechanical seal using noise reduction lubrication oil cooling Pulvis Emolliens heat, the axle envelope of described pump. The transmission device of described pump is directly driven by jacket type shaft coupling by motor, pumping system is put into split type into prizing power In silencing case body, the air conditioning pump product of low noise is obtained.Numbering is M-1.

Embodiment 2:

1. the preparation of noise reduction lubricating oil

By weight, by 1 part of perfluoro polyether oil, 0.1 part of polytetrafluoroethylene (PTFE) microemulsion, 100 parts of synthetic base oil, methyl-isobutyl 1 part of methyl alcohol, 0.1 part of oxygen tetrafluoroborate, 1 part of calcium sulfenyl phenolate, 10 parts of different cetanol palmitate, sulphur phosphorus Ding Xinbai alkane 1 part of base zinc salt, 0.1 part of a dimethylester, 0.5 part of TMG trifluoro-methanyl sulfonate is well mixed, and obtains noise reduction lubrication Oil.

2. the preparation of the air conditioning pump of low noise

Air conditioning pump includes the pump housing, motor and base, and the motor connection pump housing is separately installed with out on the drive end bearing bracket and rear end cap of motor Hydraulic fluid port and oil return opening, the pump housing and motor are each provided on platform structure, and beam is provided between platform structure and the pump housing, motor, are put down Damper is set between platform structure and base, described motor is permagnetic synchronous motor, and the bascule of described pump uses impeller Self-balancing and matched bearings are balanced, and bearing uses mechanical seal using noise reduction lubrication oil cooling Pulvis Emolliens heat, the axle envelope of described pump. The transmission device of described pump is directly driven by jacket type shaft coupling by motor, pumping system is put into split type into prizing power In silencing case body, the air conditioning pump product of low noise is obtained, production code member is M-2.

Embodiment 3

1. the preparation of noise reduction lubricating oil

By weight, by 5 parts of perfluoro polyether oil, 1 part of polytetrafluoroethylene (PTFE) microemulsion, 100 parts of synthetic base oil, methyl-isobutyl first 5 parts of alcohol, 0.5 part of oxygen tetrafluoroborate, 5 parts of calcium sulfenyl phenolate, 30 parts of different cetanol palmitate, the pungent primary alkyl of sulphur phosphorus fourth 5 parts of zinc salt, 0.5 part of a dimethylester, 2 parts of TMG trifluoro-methanyl sulfonate is well mixed, and obtains noise reduction lubricating oil.

2. the preparation of the air conditioning pump of low noise

Air conditioning pump includes the pump housing, motor and base, and the motor connection pump housing is separately installed with out on the drive end bearing bracket and rear end cap of motor Hydraulic fluid port and oil return opening, the pump housing and motor are each provided on platform structure, and beam is provided between platform structure and the pump housing, motor, are put down Damper is set between platform structure and base, described motor is permagnetic synchronous motor, and the bascule of described pump uses impeller Self-balancing and matched bearings are balanced, and bearing uses mechanical seal using noise reduction lubrication oil cooling Pulvis Emolliens heat, the axle envelope of described pump. The transmission device of described pump is directly driven by jacket type shaft coupling by motor, pumping system is put into split type into prizing power In silencing case body, the air conditioning pump product of low noise is obtained, air conditioning pump production code member is M-3..

Comparative example 1

It is added without perfluoro polyether oil, the other the same as in Example 1.The air conditioning pump product for obtaining low noise is shown in Table 1, and numbering is M-4.

Comparative example 2

It is added without oxygen tetrafluoroborate, the other the same as in Example 1.The air conditioning pump product for obtaining low noise is shown in Table 1, and numbering is M-5.

Comparative example 3

It is added without TMG trifluoro-methanyl sulfonate, the other the same as in Example 1.The air conditioning pump product for obtaining low noise is shown in Table 1, compiles Number be M-6.

Comparative example 4

Noise reduction lubricating oil is added without, the other the same as in Example 1, the air conditioning pump product for obtaining low noise is shown in Table 1, and numbering is M-7.

Table 1:The comparing of the test specimen noise that different process is made

Numbering Noise decibel % Efficiency eta % M-1 58 88 M-2 58 87 M-3 55 90 M-4 62 82 M-5 64 84 M-6 66 81 M-7 93 75

Specific embodiment of the invention is these are only, but technical characteristic of the invention is not limited thereto.

Claims (6)

1. a kind of air conditioning pump of low noise, including the pump housing, motor and base, the motor connection pump housing, the drive end bearing bracket of motor and rear end Cover and be separately installed with oil-out and oil return opening, the pump housing and motor are each provided on platform structure, platform structure and the pump housing, motor it Between be provided with beam, set damper between platform structure and base, described motor is permagnetic synchronous motor, described pump it is flat Weighing apparatus device is balanced using impeller self-balancing and matched bearings, it is characterised in that:Bearing is warm using noise reduction lubrication oil cooling Pulvis Emolliens, Pumping system is put into power silencing case, obtains the air conditioning pump product of low noise.
2. the air conditioning pump of a kind of low noise described in claim 1, it is characterised in that:The preparation of the noise reduction lubricating oil include with Lower step:
By weight, by perfluoro polyether oil 1-5 parts, 0.1-1 parts of polytetrafluoroethylene (PTFE) microemulsion, 100 parts of synthetic base oil, methyl is different Butyl carbinol 1-5 parts, 0.1-0.5 parts of oxygen tetrafluoroborate, calcium sulfenyl phenolate 1-5 parts, different cetanol palmitate 10-30 Part, 1-5 parts of sulphur phosphorus fourth pungent primary alkyl zinc salt, dimethylester 0.1-0.5 parts, TMG trifluoro-methanyl sulfonate 0.5-2 Part is well mixed, obtains noise reduction lubricating oil.
3. the air conditioning pump of a kind of low noise described in claim 1, it is characterised in that:The bascule of pump uses impeller self-balancing Balanced with matched bearings.
4. the air conditioning pump of a kind of low noise described in claim 3, it is characterised in that:The axle envelope of pump uses mechanical seal.
5. the air conditioning pump of a kind of low noise described in claim 1, it is characterised in that:The transmission device of pump is joined by jacket type Axle device is directly driven by motor.
6. the air conditioning pump of a kind of low noise described in claim 1, it is characterised in that:The power silencing case is split type into sled The Jing Yin casing of power.
CN201710231038.3A 2017-04-11 2017-04-11 A kind of air conditioning pump of low noise CN106884810A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104212569A (en) * 2014-08-23 2014-12-17 青岛承天伟业机械制造有限公司 Lubricating oil capable of reducing noise of motor
CN104253509A (en) * 2013-06-28 2014-12-31 殷天明 Direct-cooling method and system for motor winding coils
WO2015127846A1 (en) * 2014-02-28 2015-09-03 浙江创美机电有限公司 High speed axial flow pump
CN105134664A (en) * 2015-08-25 2015-12-09 天津超迈科技发展有限公司 Damping and noise reducing water pump device
CN106015022A (en) * 2016-05-11 2016-10-12 浙江贝德泵业有限公司 Horizontal pipeline centrifugal pump with multi-directional output function

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104253509A (en) * 2013-06-28 2014-12-31 殷天明 Direct-cooling method and system for motor winding coils
WO2015127846A1 (en) * 2014-02-28 2015-09-03 浙江创美机电有限公司 High speed axial flow pump
CN104212569A (en) * 2014-08-23 2014-12-17 青岛承天伟业机械制造有限公司 Lubricating oil capable of reducing noise of motor
CN105134664A (en) * 2015-08-25 2015-12-09 天津超迈科技发展有限公司 Damping and noise reducing water pump device
CN106015022A (en) * 2016-05-11 2016-10-12 浙江贝德泵业有限公司 Horizontal pipeline centrifugal pump with multi-directional output function

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
林世平: "《燃气冷热电分布式能源技术应用手册》", 30 April 2014 *

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Effective date of registration: 20181025

Address after: 324014 No. 17, 3, 4, Hang Hang Road, hang Bu Town, Kecheng District, Quzhou, Zhejiang

Applicant after: Bader Technology Co., Ltd.

Address before: 324014 3,4 17, Hang Hang Road, hang Po Town, Kecheng District, Quzhou, Zhejiang

Applicant before: ZHEJIANG BETTER PUMP CO., LTD.