CN201660929U - Pipe medium-sized intelligent and silent pipe network laminating water supply equipment - Google Patents

Pipe medium-sized intelligent and silent pipe network laminating water supply equipment Download PDF

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Publication number
CN201660929U
CN201660929U CN2010201325972U CN201020132597U CN201660929U CN 201660929 U CN201660929 U CN 201660929U CN 2010201325972 U CN2010201325972 U CN 2010201325972U CN 201020132597 U CN201020132597 U CN 201020132597U CN 201660929 U CN201660929 U CN 201660929U
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China
Prior art keywords
water
water supply
supply equipment
pump unit
medium
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Expired - Fee Related
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CN2010201325972U
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Chinese (zh)
Inventor
潘晓彬
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NANJING U-FLO PUMPS Co Ltd
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NANJING U-FLO PUMPS Co Ltd
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Priority to CN2010201325972U priority Critical patent/CN201660929U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use

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  • Control Of Non-Positive-Displacement Pumps (AREA)

Abstract

The utility model provides pipe medium-sized intelligent and silent pipe network laminating water supply equipment which is controlled by a frequency conversion control system and comprises a frequency-conversing and speed-adjusting water pump unit. The equipment is characterized by further comprising a backflow preventing device and a steady flow compensating device, wherein one end of the steady flow compensating device is connected with a water pipe network through a flange of a water inlet pipeline, the other end of the steady flow compensating device is connected with the backflow preventing device, the backflow preventing device is connected with a water inlet of the speed-adjusting water pump unit, and a water outlet of the speed-adjusting water pump unit is connected with a water outlet pipeline. As a water pump and an electric machine are completely sealed in a pipeline, the electric machine of the water pump is encircled by circulating water, is cooled through the flow of water, and is stable and quiet in running. Meanwhile, rotating parts such as the water pump, the electric machine and the like are immersed in the water and are sealed in the pipeline, and the generated noise is absorbed by liquid, so that the whole noise is very low, which is only about 35dB and far below the industrial standard.

Description

The medium-sized intelligence of a kind of pipe, silent network pressure-superposition water supply equipment
Technical field
The utility model relates to a kind of water supply facilities, relates in particular to the medium-sized intelligence of a kind of pipe, silent network pressure-superposition water supply equipment.
Background technology
In the existing water supply facilities, water pump is to adopt external mode to install, vibration obviously during operation, noise is bigger, and the noise that general water pump separate unit unit produces can reach 100~120dB, environment on every side is easy to generate have a strong impact on, especially in supplying water in the housing estate, noise disturbs residents seriously, is easy to generate baneful influence, thereby influences the use of product.
Also do not occur unitized water supply equipment truly in the prior art, so-called unitized water supply equipment also is that assemble at aqueduct, water pump and the motor scene that will design on request, and its installation workload is big, the program complexity; Simultaneously, because the volume or weight of water pump assembly self, having relatively high expectations to the basis when mounted, especially high flow capacity, high-lift unit need to preset in advance basis, back-grouting especially, installation workload is big, and program is loaded down with trivial details, the manufacturing cost height, the installation environment conditional request is more high, has limited the use occasion of this product.
Because traditional supply equipment adopts vertical or centrifugal pump of horizontal axis supplies water, the mounting means of equipment can only adopt horizontal mode that the actual demand of Xian Zhi site environment greatly is installed usually.
Because the external installation of unit utilizes air to flow to the motor cooling, maintenance workload is big, the maintenance cost height, and motor bearings needs time-based maintenance, and environment lacks attractive in appearance.
Along with the progress of sociometric technique, municipal water supply system water quality standard progressively improves, and water supply capacity constantly strengthens.For adapting to the social development requirement, automatic water supply equipment is inevitable towards certain target development, and this target is exactly the pollution of energy-efficient, no water source, low noise, easy to operate, reliable.
The utility model content
The purpose of this utility model is exactly to provide a kind of health, the medium-sized intelligence of pipe energy-conservation, that the comprehensive method of investment is little, silent network pressure-superposition water supply equipment at the deficiencies in the prior art.
The purpose of this utility model is achieved in that the medium-sized intelligence of a kind of pipe, silent network pressure-superposition water supply equipment, by frequency-changing control system control, comprises the frequency conversion speed adjusting pump unit, also comprises backflow preventer and steady flow compensator; Described steady flow compensator one end is connected with grid by the inlet pipeline flange, the other end of steady flow compensator is connected with backflow preventer, backflow preventer is connected with the water inlet of frequency conversion speed adjusting pump unit, and the delivery port of frequency conversion speed adjusting pump unit is connected with outlet pipeline.
May produce negative pressure in order to eliminate the pipeline water inlet, described steady flow compensator is provided with vacuum suppresser.
Blowdown for convenience, the bottom of described steady flow compensator is provided with blowoff valve.
Described frequency conversion speed adjusting pump unit comprises water pump, motor, aqueduct, motor in the described frequency conversion speed adjusting pump unit is fixed by electric machine support, the water side of water pump adopts screwed pipe to connect, screwed pipe outside weldings flange, and flange connects with bolt with aqueduct; The coupling seat of water pump is connected by bolt with the coupling seat of motor, makes water pump and motor become integral body and fixedly be located in the aqueduct by electric machine support that electric machine support can prevent to rock in the work or be eccentric.In the utility model, adopt protected type water-filling motor, be mainly the R﹠amp of U.S.'s import; M type motor; The specification of water pump can prepare according to requirement of client.
For convenience controlled water flow also is provided with stop valve between the water inlet of described frequency conversion speed adjusting pump unit and the backflow preventer, links to each other by connecting hose between the water inlet of described frequency conversion speed adjusting pump unit and the described stop valve.
Also be provided with voltage-stabilizing compensator, pressure meter and pressure sensor on the described outlet pipeline.
For the ease of control, between the delivery port of frequency conversion speed adjusting pump unit and described outlet pipeline, also be provided with delivery port stop valve and flap valve.
Manage transportation, installation and the use of medium-sized intelligence, silent network pressure-superposition water supply equipment for convenience, the integral body that described frequency conversion speed adjusting pump unit, backflow preventer, steady flow compensator and outlet pipeline constitute is arranged in the closed cabinet, has only water inlet, delivery port to stay outside the cabinet.
To the control of water supply facilities, also be provided with frequency-changing control system for convenience, water pump and motor are controlled.Utilize pressure sensor in worst water supply position pressure measurement; utilize frequency-changing control system that water pump and motor are controlled; frequency-changing control system can automatic checkout system pressure variation; compare calculating by the PID controller according to the measured actual value of the force value that sets and pressure sensor; output signal to frequency converter again; frequency converter change to be adjusted motor speed according to this, thereby reaches the constant voltage function, and the defencive function that quits work when anhydrous.
The water inlet front portion of the medium-sized intelligence of the utility model pipe, silent network pressure-superposition water supply equipment is provided with the vertical stainless steel steady flow compensator that is connected with city planting ductwork; also be provided with pressure sensor in the whole system as required; can detect the steady flow compensator internal pressure automatically; have anhydrous autostop and the defencive function of water Auto Power On is arranged, and possess warning function.Simultaneously at pipe network least favorable place pressure sensor is set, can detects user's ductwork pressure automatically, when tap water pipe network pressure satisfied water supply requirement, system directly supplied water; When tap water pipe network pressure is lower than setting value, in the time of can not satisfying water supply requirement, start water supply by force (forcing) pump, guarantee that pressure of supply water is constant.Also can be provided with overpressure protection apparatus in the equipment, can play the overpressure protection function, the equipment of assurance is in operation when superpressure occurring out of service automatically and reports to the police, and superpressure can be recovered normal operation after eliminating automatically.
The beneficial effects of the utility model are:
1, the utility model adopts water pump and motor to be enclosed in fully in the pipeline, pump motor partly be recycled water ring around, rely on flowing of water, the motor peace and quiet that operate steadily to the motor cooling of dispelling the heat; Because rotating parts such as water pump, motor are immersed in the water, and be pipe sealing simultaneously, the noise of generation is that liquid absorbs, and therefore the generation of noise is very low on the whole, only about 35dB, far hangs down industry standard;
2, because water pump adopts stainless steel to make, motor adopts protected type water-filling motor, fundamentally solves the pollution problem that oil-filled motor brings, and can extensively be suitable for places such as the higher biotope of water quality requirement, factory, bathings;
3, owing to water pump, motor in the utility model pipe medium-sized (box) intelligence, the silent network pressure-superposition water supply equipment fuse with aqueduct, can avoid the secondary pollution at water source, the mechanical strength of itself is guaranteed, do not need special basic requirement during installation, only need support, perhaps clip is fixing gets final product, and more flexible when therefore installing at the scene, compliance is strong;
4, the medium-sized intelligence of the utility model pipe, silent network pressure-superposition water supply equipment are added with vacuum suppresser, steady flow compensator between inlet end and tap water pipe network; Can effectively prevent negative pressure that starting mode of pump produces to the influence that the tap water pipe network produces, be added with the backflow preventer impact that water hammer produces the tap water pipe network can prevent effectively that water pump from stopping the time simultaneously;
5, the bearing in pump group of the present utility model and the motor adopts water lubriucated bearing, does not need to add any grease, only need common water to get final product, so the maintaining workload does not almost have;
6, owing to water pump, motor in the utility model fuse with aqueduct, the mechanical strength of itself is guaranteed, and does not need special basic requirement during installation, only need support, perhaps clip is fixing gets final product, and more flexible when therefore installing at the scene, compliance is strong;
7, in the utility model, utilize frequency-changing control system that water pump and motor are controlled, frequency-changing control system can automatic checkout system pressure variation, compare calculating by the PID controller according to the measured actual value of the force value that sets and pressure sensor, output signal to frequency converter again, frequency converter change to be adjusted motor speed according to this, thereby reaches the constant voltage function, and the defencive function that quits work when anhydrous; Unit adopts quiet frequency converter, soft start, and soft stopping, starting current is little, and is with how many electric energy of how many water consumptions, energy-efficient.
Description of drawings
Fig. 1 is the structural representation of the utility model unitized water supply equipment.
Fig. 2 is the side schematic view of Fig. 1.
The specific embodiment
Mode below by embodiment is elaborated to technical solutions of the utility model, but protection domain of the present utility model is not limited to described embodiment.
Embodiment 1
The medium-sized intelligence of a kind of pipe, silent network pressure-superposition water supply equipment by frequency-changing control system 19 controls, comprise frequency conversion speed adjusting pump unit 3, it is characterized in that: also comprise backflow preventer 5 and steady flow compensator 6; Described steady flow compensator 6 one ends are connected with grid by inlet pipeline flange 8, the other end of steady flow compensator 6 is connected with backflow preventer 6, backflow preventer 6 is connected with the water inlet of frequency conversion speed adjusting pump unit 3, and the delivery port of frequency conversion speed adjusting pump unit 3 is connected with outlet pipeline 7.
The top of described steady flow compensator 6 is provided with vacuum suppresser 9; The bottom of described steady flow compensator 6 is provided with blowoff valve 16.
Described frequency conversion speed adjusting pump unit 3 comprises water pump 1, motor 2, aqueduct 4, motor 2 in the described frequency conversion speed adjusting pump unit 3 is fixing by electric machine support 10, the water side of water pump 1 adopts screwed pipe to connect, screwed pipe outside weldings flange, and flange connects with aqueduct 4 usefulness bolts; The coupling seat of water pump 1 is connected by bolt with the coupling seat of motor 2, makes water pump 1 and motor 2 become integral body and fixedly is located in the aqueduct 4 by electric machine support 10.
Also be provided with stop valve 12 between the water inlet of described frequency conversion speed adjusting pump unit 3 and the backflow preventer 5, link to each other by connecting hose 13 between the water inlet of described frequency conversion speed adjusting pump unit 3 and the described stop valve 12.
Also be provided with voltage-stabilizing compensator 14, pressure meter 17 and pressure sensor 18 on the described outlet pipeline 7.
Also be provided with delivery port stop valve 11 and flap valve 15 between the delivery port of described frequency conversion speed adjusting pump unit 3 and the described outlet pipeline 7.
The integral body that described frequency conversion speed adjusting pump unit 3, backflow preventer 5, steady flow compensator 6 and outlet pipeline 8 constitute is arranged in the closed cabinet, controls by 19 pairs of water pumps 1 of frequency-changing control system and motor 2.

Claims (9)

1. manage medium-sized intelligence, silent network pressure-superposition water supply equipment for one kind,, comprise frequency conversion speed adjusting pump unit (3), it is characterized in that: also comprise backflow preventer (5) and steady flow compensator (6) by frequency-changing control system (19) control; Described steady flow compensator (6) one ends are connected with grid by inlet pipeline flange (8), the other end of steady flow compensator (6) is connected with backflow preventer (6), backflow preventer (6) is connected with the water inlet of frequency conversion speed adjusting pump unit (3), and the delivery port of frequency conversion speed adjusting pump unit (3) is connected with outlet pipeline (7).
2. the medium-sized intelligence of pipe according to claim 1, silent network pressure-superposition water supply equipment is characterized in that: described steady flow compensator (6) is provided with vacuum suppresser (9).
3. the medium-sized intelligence of pipe according to claim 1, silent network pressure-superposition water supply equipment is characterized in that: the bottom of described steady flow compensator (6) is provided with blowoff valve (16).
4. the medium-sized intelligence of pipe according to claim 1, silent network pressure-superposition water supply equipment, it is characterized in that: described frequency conversion speed adjusting pump unit (3) comprises water pump (1), motor (2), aqueduct (4), motor (2) in the described frequency conversion speed adjusting pump unit (3) is fixing by electric machine support (10), the water side of water pump (1) adopts screwed pipe to connect, screwed pipe outside weldings flange, flange connects with bolt with aqueduct (4); The coupling seat of water pump (1) is connected by bolt with the coupling seat of motor (2), makes water pump (1) and motor (2) become integral body and fixedly is located in the aqueduct (4) by electric machine support (10).
5. the medium-sized intelligence of pipe according to claim 1, silent network pressure-superposition water supply equipment, it is characterized in that: also be provided with stop valve (12) between the water inlet of described frequency conversion speed adjusting pump unit (3) and the backflow preventer (5), link to each other by connecting hose (13) between the water inlet of described frequency conversion speed adjusting pump unit (3) and the described stop valve (12).
6. the medium-sized intelligence of pipe according to claim 1, silent network pressure-superposition water supply equipment is characterized in that: also be provided with voltage-stabilizing compensator (14) on the described outlet pipeline (7).
7. the medium-sized intelligence of pipe according to claim 1, silent network pressure-superposition water supply equipment is characterized in that: also be provided with pressure meter (17) and pressure sensor (18) on the described outlet pipeline (7).
8. the medium-sized intelligence of pipe according to claim 1, silent network pressure-superposition water supply equipment is characterized in that: also be provided with delivery port stop valve (11) and flap valve (15) between the delivery port of described frequency conversion speed adjusting pump unit (3) and the described outlet pipeline (7).
9. according to the medium-sized intelligence of the described pipe of arbitrary claim, silent network pressure-superposition water supply equipment in the claim 1~7, it is characterized in that: the integral body that described frequency conversion speed adjusting pump unit (3), backflow preventer (5), steady flow compensator (6) and outlet pipeline (8) constitute is arranged in the closed cabinet.
CN2010201325972U 2010-03-16 2010-03-16 Pipe medium-sized intelligent and silent pipe network laminating water supply equipment Expired - Fee Related CN201660929U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201325972U CN201660929U (en) 2010-03-16 2010-03-16 Pipe medium-sized intelligent and silent pipe network laminating water supply equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201325972U CN201660929U (en) 2010-03-16 2010-03-16 Pipe medium-sized intelligent and silent pipe network laminating water supply equipment

Publications (1)

Publication Number Publication Date
CN201660929U true CN201660929U (en) 2010-12-01

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102425212A (en) * 2011-09-02 2012-04-25 南京尤孚泵业有限公司 Medium-sized pressure-superposed water supply equipment of intelligent mute pipe
CN107168230A (en) * 2017-06-16 2017-09-15 上海市水利工程设计研究院有限公司 Prevent the device and its method for early warning of positive/negative-pressure water hammer based on on-line real time monitoring

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102425212A (en) * 2011-09-02 2012-04-25 南京尤孚泵业有限公司 Medium-sized pressure-superposed water supply equipment of intelligent mute pipe
CN107168230A (en) * 2017-06-16 2017-09-15 上海市水利工程设计研究院有限公司 Prevent the device and its method for early warning of positive/negative-pressure water hammer based on on-line real time monitoring

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20101201

Termination date: 20180316

CF01 Termination of patent right due to non-payment of annual fee