CN203131972U - Pressure stabilizer - Google Patents

Pressure stabilizer Download PDF

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Publication number
CN203131972U
CN203131972U CN2013200554126U CN201320055412U CN203131972U CN 203131972 U CN203131972 U CN 203131972U CN 2013200554126 U CN2013200554126 U CN 2013200554126U CN 201320055412 U CN201320055412 U CN 201320055412U CN 203131972 U CN203131972 U CN 203131972U
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China
Prior art keywords
water
water pump
pressure
conduit
control system
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Expired - Fee Related
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CN2013200554126U
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Chinese (zh)
Inventor
罗珉
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Wuhan Penguin Energy Data Co., Ltd.
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Wuhan Yu De Energy Management Contract Co Ltd
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Priority to CN2013200554126U priority Critical patent/CN203131972U/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
    • Y02A20/20Controlling water pollution; Waste water treatment

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

Abstract

The utility model relates to a pressure stabilizer which is capable of keeping the water pressure on a water outlet constant when a terminal load is changed suddenly. The pressure stabilizer is mainly used in an intelligent hot water supplying system. The pressure stabilizer comprises a first water pump, a second water pump, a third water pump, a water tank, a temperature sensor, a first pressure sensor, a water compensation valve, a second pressure sensor, a control system, a frequency changer, an overflow pipe, a sewage discharging pipe and a water outlet pipe, wherein the first water pump, the water compensation valve and the second pressure sensor are communicated with the control system through guide wires, one end of the frequency changer is communicated with the control system through a guide wire, and the other end of the frequency changer is communicated with the second water pump through a guide wire. The pressure stabilizer is easy to realize, saving is cost, and capable of keeping the water outlet pressure constant, enhancing the reliability of a system, particularly, keeping the terminal water pressure at the water outlet end constant under the condition that the system load is changed suddenly, and guaranteeing a certain degree of overloaded operation.

Description

A kind of stable-pressure device
Technical field
The utility model belongs to a kind of device of keeping the delivery port water pressure invariableness of tackling the terminate load sudden change, is mainly used in the intelligent hot-water supplying system.
Background technology
At present, it is easy to operate when using that reasonably the hot water supply system design is mainly reflected in the user, aspects such as the suitable and water pressure invariableness of water temperature.Yet, along with the growth of economy and the increase of city dweller's density, traditional hot water supply system can not satisfy user's user demand, particularly the local problem at school, this centrality water of hospital is particularly outstanding, be in particular in to cut off the water supply in the water peak period, low when high during water temperature, several aspects such as current are little, especially in the water for bathing supply system, when the water number alters a great deal, the variation of shower nozzle hydraulic pressure of having a bath is also very big, it is very poor that the user experiences, so it is extremely important to keep water side terminal water pressure invariableness under the situation of system load sudden change.
Hot water supply system commonly used is not dealt with the situation of this high load capacity and load changing, and system response is blunt, and regulating effect is very poor; At present mainly by increasing energy device and optimizing the water demand that layout of beam line is alleviated the user.But, drop into more energy device, not only increase energy resource consumption, waste is serious, and cost is also very high.So a kind ofly become active demand at the delivery port voltage stabilizing solution of load changing reliably.
Summary of the invention
Delivery port hydraulic pressure problem of unstable when suddenling change in order to solve the hot water supply system terminate load, the utility model provides a kind of stable-pressure device of keeping the delivery port water pressure invariableness when suddenling change at terminate load, the water pressure invariableness of hot water supply system when this stable-pressure device can not only be realized load changing, and can also regulate hydraulic pressure value according to active user's user demand intelligence, realize certain overload operation.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of stable-pressure device, comprise: water tank, water compensating valve, overflow pipe, blow-off pipe, outlet pipe, described water compensating valve one end is connected with outside water inlet system by conduit, the other end is connected with described water tank by conduit, described overflow pipe is fixedly mounted on described tank top, described blow-off pipe is fixedly mounted on described water tank bottom, and described outlet pipe is connected with described water tank by conduit;
It is characterized in that: described stable-pressure device also comprises: first water pump, second water pump, second pressure sensor, control system, frequency converter; Described first water pump, second water pump are installed in parallel together, form shunting means by conduit, described shunting means one end by conduit be connected with described water tank, the other end is connected with described outlet pipe by conduit, described second pressure sensor is fixedly mounted on the described outlet pipe;
Described first water pump, water compensating valve, second pressure sensor are connected with described control system by lead, described frequency converter one end by lead be connected with described control system, the other end is connected with described second water pump by lead.
As preferably, described stable-pressure device also comprises the 3rd water pump, described the 3rd water pump and described first water pump, second water pump are installed in parallel together, form shunting means by conduit, described shunting means one end by conduit be connected with described water tank, the other end is connected with described outlet pipe by conduit;
Described the 3rd water pump is connected with described frequency converter by lead.
As preferably, described stable-pressure device also comprises temperature sensor, first pressure sensor, and described temperature sensor, first pressure sensor are fixedly mounted on the described water tank inner bottom surface;
Described temperature sensor, first pressure sensor are connected with described control system by lead.
As preferably, described water compensating valve is magnetic valve.
As preferably, described overflow pipe is provided with controlled valve.
As preferably, described blow-off pipe is provided with controlled valve.
As preferably, described control system is installed on the PC.
Second water pump, the 3rd water pump adopt the mechanism of hardware redundancy to be connected in parallel, and ensure the reliability of water system, even there is a water pump to go wrong, system switches to another pump working at once, does not influence actual use; First water pump is in the discharge overrate, realizes the function of supercharging moisturizing, so the unexpected situation about increasing of system's reply load.And can guarantee to a certain degree overload operation.
The utility model compared with prior art has tangible beneficial effect: device is realized simple, save cost, can guarantee the water outlet water pressure invariableness, the reliability of enhancing system, particularly under the situation of system load sudden change, keep water side terminal water pressure invariableness, guarantee overload operation to a certain degree.
Description of drawings
Fig. 1: be system architecture schematic diagram of the present utility model.
Among the figure: 1. first water pump, 2. second water pump 2,3. the 3rd water pump, 4. water tank, the 5. temperature sensor of water tank, 6. first pressure sensor, 7. water compensating valve, 8. second pressure sensor, 9. control system, 10. frequency converter, 11. overflow pipes, 12. blow-off pipes, 13. outlet pipes.
The specific embodiment
Below in conjunction with further describing the technical program with reference to the accompanying drawings, the example of described embodiment is shown in the drawings, wherein identical or similar label is represented identical or similar elements or the element with identical or similar functions from start to finish, only be used for explaining the utility model but should describe, and can not be interpreted as restriction of the present utility model.
Please refer to Fig. 1, a kind of stable-pressure device of the utility model, comprise: first water pump 1, second water pump 2, the 3rd water pump 3, water tank 4, temperature sensor 5, first pressure sensor 6, water compensating valve 7, second pressure sensor 8, control system 9, frequency converter 10, overflow pipe 11, blow-off pipe 12, outlet pipe 13, first water pump 1, second water pump 2, the 3rd water pump 3 is installed in parallel together by conduit, form shunting means, shunting means one end is connected with water tank 4 by conduit, the other end is connected with outlet pipe 13 by conduit, temperature sensor 5, first pressure sensor 6 is fixedly mounted on water tank 4 inner bottom surfaces, water compensating valve 7 one ends are connected with outside water inlet system by conduit, the other end is connected with water tank 4 by conduit, and second pressure sensor 8 is fixedly mounted on the outlet pipe 13; Overflow pipe 11 is fixedly mounted on water tank 4 tops, and blow-off pipe 12 is fixedly mounted on water tank 4 bottoms;
First water pump 1, temperature sensor 5, first pressure sensor 6, water compensating valve 7, second pressure sensor 8 are connected with control system 9 by lead, frequency converter 10 1 ends by lead be connected with control system 9, the other end is connected with second water pump 2, the 3rd water pump 3 respectively by lead.
Water compensating valve 7 is magnetic valve, and overflow pipe 11 is provided with controlled valve, and blow-off pipe 12 is provided with controlled valve, and control system 9 is installed on the PC.
PC end control system 9 is gathered the detected value of water tank temperature sensor 5, water tank first pressure sensor 6, pipeline second pressure sensor 8, output frequency and first water pump 1 of frequency converter 10 is controlled the water pressure invariableness of control output.When PC end control system 9 detects the hydraulic pressure reduction, then improve the output frequency of frequency converter 10, if so still can not improve hydraulic pressure to rated value, then open first water pump 1, carry out the supercharging moisturizing.This device obtains delivery port hydraulic pressure by the pressure sensor real-time sampling, and control system comes intelligence to regulate the output frequency of frequency converter according to the information such as hydraulic pressure value, water tank temperature and pressure that sample, the water pressure invariableness of final control output.
Second water pump 2 and the 3rd water pump 3 normal conditions have only one in work, and are standby each other, improve system reliability.Second water pump 2, the 3rd water pump 3 adopt the mechanism of hardware redundancy to be connected in parallel, and ensure the reliability of water system, even there is a water pump to go wrong, system switches to another pump working at once, does not influence actual use; First water pump is in the discharge overrate, realizes the function of supercharging moisturizing, so the unexpected situation about increasing of system's reply load.And can guarantee to a certain degree overload operation.
The utility model compared with prior art has tangible beneficial effect: device is realized simple, save cost, can guarantee the water outlet water pressure invariableness, the reliability of enhancing system, particularly under the situation of system load sudden change, keep water side terminal water pressure invariableness, guarantee overload operation to a certain degree.
It below only is preferred embodiment of the present utility model; be not for limiting protection domain of the present utility model; therefore, all any modifications of within spirit of the present utility model and principle, doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (7)

1. stable-pressure device, comprise: water tank (4), water compensating valve (7), overflow pipe (11), blow-off pipe (12), outlet pipe (13), described water compensating valve (7) one ends are connected with outside water inlet system by conduit, the other end is connected with described water tank (4) by conduit, described overflow pipe (11) is fixedly mounted on described water tank (4) top, described blow-off pipe (12) is fixedly mounted on described water tank (4) bottom, and described outlet pipe (13) is connected with described water tank (4) by conduit;
It is characterized in that: described stable-pressure device also comprises: first water pump (1), second water pump (2), second pressure sensor (8), control system (9), frequency converter (10); Described first water pump (1), second water pump (2) are installed in parallel together, form shunting means by conduit, described shunting means one end by conduit be connected with described water tank (4), the other end is connected with described outlet pipe (13) by conduit, described second pressure sensor (8) is fixedly mounted on the described outlet pipe (13);
Described first water pump (1), water compensating valve (7), second pressure sensor (8) are connected with described control system (9) by lead, described frequency converter (10) one ends by lead be connected with described control system (9), the other end is connected with described second water pump (2) by lead.
2. stable-pressure device according to claim 1, it is characterized in that: described stable-pressure device also comprises the 3rd water pump (3), described the 3rd water pump (3) and described first water pump (1), second water pump (2) are installed in parallel together, form shunting means by conduit, described shunting means one end by conduit be connected with described water tank (4), the other end is connected with described outlet pipe (13) by conduit;
Described the 3rd water pump (3) is connected with described frequency converter (10) by lead.
3. stable-pressure device according to claim 1, it is characterized in that: described stable-pressure device also comprises temperature sensor (5), first pressure sensor (6), and described temperature sensor (5), first pressure sensor (6) are fixedly mounted on described water tank (4) inner bottom surface;
Described temperature sensor (5), first pressure sensor (6) are connected with described control system (9) by lead.
4. stable-pressure device according to claim 1, it is characterized in that: described water compensating valve (7) is magnetic valve.
5. stable-pressure device according to claim 1, it is characterized in that: described overflow pipe (11) is provided with controlled valve.
6. stable-pressure device according to claim 1, it is characterized in that: described blow-off pipe (12) is provided with controlled valve.
7. stable-pressure device according to claim 1, it is characterized in that: described control system (9) is installed on the PC.
CN2013200554126U 2013-01-31 2013-01-31 Pressure stabilizer Expired - Fee Related CN203131972U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013200554126U CN203131972U (en) 2013-01-31 2013-01-31 Pressure stabilizer

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Application Number Priority Date Filing Date Title
CN2013200554126U CN203131972U (en) 2013-01-31 2013-01-31 Pressure stabilizer

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CN203131972U true CN203131972U (en) 2013-08-14

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104674899A (en) * 2015-02-13 2015-06-03 广州市百福电气设备有限公司 Water supply system and method
CN107340846A (en) * 2017-08-31 2017-11-10 广东虹勤通讯技术有限公司 The logic circuit and notebook computer of a kind of power down preventing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104674899A (en) * 2015-02-13 2015-06-03 广州市百福电气设备有限公司 Water supply system and method
CN107340846A (en) * 2017-08-31 2017-11-10 广东虹勤通讯技术有限公司 The logic circuit and notebook computer of a kind of power down preventing

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C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 430074, No. 07 Optics Valley street, East Lake Development Zone, Hubei, California Province, No. 1, No. 1, 11 floor, Wuhan sunshine C05 building

Patentee after: Wuhan Penguin Energy Data Co., Ltd.

Address before: 430074, No. 07 Optics Valley street, East Lake Development Zone, Hubei, California Province, No. 1, No. 1, 11 floor, Wuhan sunshine C05 building

Patentee before: Wuhan Yu De Energy Management Contract Co., Ltd

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

Granted publication date: 20130814

Termination date: 20200131