CN2209293Y - Automatic pressure regulator for hot-water heating - Google Patents
Automatic pressure regulator for hot-water heating Download PDFInfo
- Publication number
- CN2209293Y CN2209293Y CN 94218763 CN94218763U CN2209293Y CN 2209293 Y CN2209293 Y CN 2209293Y CN 94218763 CN94218763 CN 94218763 CN 94218763 U CN94218763 U CN 94218763U CN 2209293 Y CN2209293 Y CN 2209293Y
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- CN
- China
- Prior art keywords
- water
- valve
- check
- pressure
- valves
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
The utility model relates to an automatic pressure regulator for hot-water heating. A water supply system is connected with an electromagnetic valve for water supply and foul preservation and a check valve for foul preservation and then connected between an electromagnetic valve for pressurizing and circulating water and a circulating water pump to form a system for pressure water supply and water supplement. A safety electromagnetic valve is connected with an automatic safety valve in parallel, then one end of the safety electromagnetic valve is connected to a pipeline between a boiler and the electromagnetic valve for pressurizing and circulating water, and the other end is connected with the other end of a check valve for supplementing water and connected with a water storage tank. The other end of the check valve for supplementing water is arranged between the check valve for foul preservation and the electromagnetic valve for pressurizing and circulating water. And thus, a system for supplementing water and stabilizing voltage is formed, and the system for supplementing water and stabilizing voltage is safe in use and simple in structure. The utility model is directly connected with a water supply system in networking mode to be run to replace a bulky expansion device.
Description
The utility model relates to can replace expansion gear in the boiler hot-water heating system, direct and water system networking operation, and realize automatic water supplement and pressure adjusting, make the energy-efficient new device of heat supply network balance.
At present, in boiler hot-water heating and hot water supply system, it is by softening water tank that automatic water supplement and pressure are reconciled the expansion gear that is adopted, (2 of small pumps, the using and the reserved), making-up air device, electric cabinet, automatic exhaust steam valve, vacuum tank, electro connecting pressure gauge (2), magnetic valve, safety valve, water level controller, check-valves (2), (2 of circulating pumps, the using and the reserved) form, its operation principle is: during the small pump running, water in the softening water tank is sent in the vacuum tank, gas in making jar is compressed when pressure reaches the upper limit pressure that electro connecting pressure gauge sets up, and small pump is out of service automatically.This moment, the depended on pressure pressure tank was given system water supplement automatically.When pressure dropped to the threshold pression that electro connecting pressure gauge sets up, small pump was reset, and tonifying Qi in vacuum tank.When causing the boiler water quantity not sufficient owing to reasons such as pipeline water clock and cooling, contractions, under the effect of air pressure, the water in the vacuum tank is discharged into system; Along with the rising of water temperature, the water that system's heat expansion has more is got back to vacuum tank.When the jar internal pressure reaches the higher limit of electro connecting pressure gauge, open magnetic valve, system's swelling water is dragged easing back water tank.Malfunctioning when electro connecting pressure gauge, when jar internal pressure surpassed the pressure that safety valve sets up, the automatic breakdown of safety valve made system pressure recover normal.But its apparatus structure complexity, equipment heaviness, cost height, floor space are big, and the installing engineering investment is big, and energy consumption is big, installation and maintenance and management trouble.
The purpose of this utility model provides a kind of novel hot water heating automatic voltage regulator, its direct and water system networking operation, and equipment is simple, cost is low, floor space is little, the installing engineering investment is little, energy consumption is little, is convenient to installation and maintenance and management.
The purpose of this utility model is achieved in that
Break the existing equipment structure, promptly remove vacuum tank, small pump (2), making-up air device, automatic exhaust steam valve, 2 magnetic valves of increase, check-valves, and original 2 electro connecting pressure gauges changed into 2 pressure controllers.The automatic water supplement of each parts is rationally installed in redesign and regulator is direct and the operation of water system networking.Its principle is: when the pressure in the system was low, the closed circuit magnetic valve cut out automatically.If this moment, water tank had water, the water in the water tank is given system water supplement through water make-up check valve, circulating pump; If this moment, water tank was anhydrous, water supply electromagnetic valve is opened, and by water system supply pressure water, automatic water supplement boosts.When system pressure was high, security solenoid valve was opened, and swelling water enters water tank.If high pressure controller or security solenoid valve are malfunctioning, when system pressure surpasses the pressure that automatic blow off valve sets up, the automatic breakdown of automatic blow off valve.It is normal that system pressure is replied.
Because adopt such scheme, under the prerequisite that satisfies hot water heating and hot water supply requirement, its apparatus structure becomes simply, floor space is little, can economize on the use of funds energy savings significantly.
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a schematic diagram of device of the present utility model.
Fig. 2 is electrical automation program control system circuit theory diagrams of the present utility model.
Among the figure 1, antifouling magnetic valve supplies water; 2 security solenoid valves; 3, supercharging, recirculated water magnetic valve; 4, automatic blow off valve; 5, antifouling check-valves; 6, water make-up check valve; 7, anti-reverse flow check valve; 8, low pressure, normal pressure controller; 9, high pressure controller; 10, supply equipment storage cistern water level controller and control lead-in wire; 11, water tank water level controller; 12, water tank; 13, electric cabinet; 14, water circulating pump; 15, hand switch; 16, run switch.
In Fig. 1 embodiment, an end of the antifouling magnetic valve (1) that supplies water is connected with supply equipment, and the other end is connected with boiler by antifouling check-valves (5), supercharging, recirculated water magnetic valve (3) series connection back; Antifouling check-valves (5) and supercharging, recirculated water magnetic valve are established a branch road between (3), are connected with water circulating pump (14); Water circulating pump (14) connects the user by anti-reverse flow check valve (7), establishes low pressure, normal pressure controller (8) and high pressure controller (9) respectively on the pipeline that connects the user.On supercharging, recirculated water magnetic valve (3) and pipeline that boiler is connected, establish first branch, connect security solenoid valve (2), establish second branch and connect automatic blow off valve (4).Establishing a branch road between antifouling check-valves (5) and water circulating pump (14) branch road is connected with water make-up check valve (6).Be connected with water tank (12) after the other end parallel connection of the other end of the other end of automatic blow off valve (4), security solenoid valve (2), water make-up check valve (6).
When system normally moved, boiler hot-water was supplied to the user through supercharging, circulating electromagnetic valve (3), water circulating pump (14), anti-reverse flow check valve (7), and then, cooling water is got back to boiler, constitutes closed circuit.
After the utility model installation, when beginning to put into operation, there is not water in the system, no pressure exists.After sending electricity, in the pressure controller (8) (8
1) logical; Water tank (12) does not have water, in the water level controller (11) (11
2) logical, magnetic valve (1) leaves, and supplies press water by water system.When system pressure rises to normal value, in the pressure controller (8) (8
1) divide), (8
2) close, magnetic valve (3) leaves; The supply equipment storage cistern has water, and water level controller (10) is logical, and run switch (16) closes, water circulating pump (14) running, equipment normal operation input.When the boiler water thermal expansion, pressure raises, and when surpassing normal pressure, pressure controller (9) closes, and security solenoid valve (2) is opened, and swelling water enters in the water tank (12).If this moment, pressure controller (9), security solenoid valve (2) were malfunctioning, when system pressure surpassed the pressure that automatic blow off valve (4) set up, automatic blow off valve (4) is breakdown automatically, and swelling water enters in the water tank (12), makes system pressure recover normal.
When system pressure is low, in the pressure controller (8) (8
2) branch, (8
1) close, magnetic valve (3) closes, and 2 kinds of situations at this moment occur: if 1 water tank (12) has water, in the water level controller (11) (11
1) close (11
2) divide, magnetic valve (1) closes, and the water in the water tank (12) is given system water supplement by check-valves (6), water circulating pump (14).Pressure rises to normal value, in the pressure controller (8) (8
1) divide (8
2) close, magnetic valve (3) leaves, and check-valves (6) cuts out automatically, and normal operation recovers in system.If 2 water tanks (12) are anhydrous, in the water level controller (11) (11
2) close, magnetic valve (1) leaves, and for press water, makes system pressure recover normal by water system.In this moment pressure controller (8) (8
1) divide (8
2) close, magnetic valve (3) leaves, and system normally moves.
When storage cistern did not have water, water level controller (10) divided, and water tank (12) does not have water, in the water level controller (11) (11
1) divide; Water circulating pump (14) stops automatically.If be necessary operation cycle water pump (14) this moment, available hand switch (15) operation.
Normally in service, when being necessary to shut down, draw back run switch (16), water circulating pump (14) shuts down, and electric cabinet (13) deenergization is shut down.
When normal the or pressure of the pressure in the system was high, the antifouling magnetic valve (1) that supplies water was in closed condition, and antifouling check-valves (5) closes automatically.So the swelling water in the system can only flow in the water tank (12), thereby prevent to pollute domestic water.
Claims (1)
1, a kind of hot water heating automatic voltage regulator, on the hot water system pipeline, establish magnetic valve, check-valves, safety valve, water level controller, pressure controller, water tank, water pump is characterized in that: antifouling magnetic valve one end that supplies water is connected with water system, and the other end is connected with the boiler delivery port by antifouling check-valves, supercharging, recirculated water magnetic valve series connection back; Establish a branch road between antifouling check-valves and supercharging, the recirculated water magnetic valve, be connected with water circulating pump, water circulating pump connects the user by anti-reverse flow check valve, establishes low pressure, normal pressure controller and high pressure controller respectively on the pipeline that connects the user; Between supercharging, recirculated water magnetic valve and boiler, establish first branch road, connect security solenoid valve, establish second branch road, connect automatic blow off valve; Establish a branch road between antifouling check-valves and the water circulating pump and be connected water make-up check valve; After being in parallel, the automatic blow off valve other end, the other end of security solenoid valve, the other end of water make-up check valve be connected with water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94218763 CN2209293Y (en) | 1994-08-09 | 1994-08-09 | Automatic pressure regulator for hot-water heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94218763 CN2209293Y (en) | 1994-08-09 | 1994-08-09 | Automatic pressure regulator for hot-water heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2209293Y true CN2209293Y (en) | 1995-10-04 |
Family
ID=33833853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94218763 Expired - Fee Related CN2209293Y (en) | 1994-08-09 | 1994-08-09 | Automatic pressure regulator for hot-water heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2209293Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101266079B (en) * | 2008-04-24 | 2010-10-13 | 广东粤佳太阳能有限公司 | Solar water heater non-tap water full-automatic water-supplying system |
| CN101206134B (en) * | 2007-12-19 | 2010-10-27 | 霍尼韦尔（中国）有限公司 | Method and device for monitoring water capacity in solar water heater tank |
-
1994
- 1994-08-09 CN CN 94218763 patent/CN2209293Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101206134B (en) * | 2007-12-19 | 2010-10-27 | 霍尼韦尔（中国）有限公司 | Method and device for monitoring water capacity in solar water heater tank |
| CN101266079B (en) * | 2008-04-24 | 2010-10-13 | 广东粤佳太阳能有限公司 | Solar water heater non-tap water full-automatic water-supplying system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |