CN2718462Y

CN2718462Y - Pipe evacuation atmospheric self-compensating pressure-bearing solar water heater tank

Info

Publication number: CN2718462Y
Application number: CNU2004200196201U
Authority: CN
Inventors: 张雪祥; 马雅各
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-01-14
Filing date: 2004-01-14
Publication date: 2005-08-17
Anticipated expiration: 2014-01-14

Abstract

The utility model discloses a pipe evacuation atmospheric self-compensating pressure-bearing solar water heater tank, comprising an outer shell (1), an external bladder (3) a pressure-bearing internal bladder (7), and a water compensating tank (4). The external bladder is installed in the outer shell, the heat insulation material (2) is filled between the external bladder and the outer shell; the side wall of the outer shell and the external bladder is provided with a row of heat collecting tube connecting openings. The interior of the water compensating tank is provided with a floating ball valve (5); the water outlet of the internal bladder is provided with a water outlet tube inserted into the internal bladder, and the inlet end of the water outlet tube is bent to the upper wall part adjacent to the internal bladder. The water inlet (9) of the internal bladder is provided with a water inlet tube (16) inserted into the internal bladder, and the outlet end of the water outlet tube is bent to the upper wall part adjacent to the internal bladder. Through the water compensating tank, the water can be supplied automatically for the interior of the external bladder; in addition, an atmospheric valve is connected on a water supply tube. Before the process of using the water is finished, a water inlet valve is closed and the atmospheric valve is opened so as to evacuate the water in the water supply tube and the hot water tube. Therefore, the purpose of utilizing the water fully is achieved, and the damage caused by the fact that the water pipe is frozen is avoided.

Description

Tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank

Technical field

The utility model relates to a kind of structure of parts of glass heat-collecting vacuum tube solar water heater, a kind of tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank.

Background technology

The glass heat-collecting vacuum tube solar water heater mainly comprises vacuum heat collection pipe and water tank of row's glass, insert in the water tank upper end of vacuum heat collection pipe, the inner chamber of vacuum heat collection pipe is communicated with water tank, after water in the water tank enters and heats in the vacuum heat collection pipe, rely on convection current, constantly exchange with the water in the water tank, the water temperature in the water tank is raise.But because vacuum tube can not pressure-bearing, this class solar water heater can not pressure-bearing.A kind of water tank that utilizes heating agent to conduct heat is arranged, and the inner chamber of water tank has the inner bag of an outer courage and a pressure-bearing, and inner bag is in the outer courage, and inner bag is not connected with outer courage.One end of inner bag has a water inlet, and the other end of inner bag has a delivery port.Fill heating agent in the interlayer between outer courage and the inner bag.Water in the inner bag heats by heating agent.But the volatilization apt to deteriorate or easy of the heating agent in this structure can not steady in a long-term move.In addition, the problem of the maximum that general solar water heater exists is that the pipeline thermal water loss is serious, the hot water that is trapped in the hot-water line after each the use becomes cold water after after a while, access times are many more, the hot water water that turns cold is many more, therefore common solar water heater loses the hot water of 11%-40% every day.In addition, when general solar water heater does not use, water is arranged also in the hot and cold water pipeline, easily freeze winter.

Summary of the invention

The utility model is intended to propose a kind of normal pressure of heating agent of doing with water from the structure of mending the pressure-bearing solar water heater water tank, and, can be before each use finishes with the water emptying in the upper and lower water pipe, play and improve rate of thermal water utilization and antifreeze effect, a kind of tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank.

This tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank comprises the inner bag of shell, outer courage and energy pressure-bearing.Outer courage is loaded in the shell, is filled with heat-barrier material between outer courage and the shell, arranges in a row the heat pipe connector on the sidewall of shell and outer courage.Inner bag is in the outer courage, and an end of inner bag has a water inlet, and the other end of inner bag has a delivery port.It also comprises a water supply tank.The bottom of water supply tank is connected with described outer courage, and a ball-cock assembly is arranged in the water supply tank, the import of ball-cock assembly be between outer courage and the inner bag as the supply mouth of the water of heating agent, an air inlet/outlet is arranged on the moisturizing tank wall.An outlet pipe that inserts in the inner bag is arranged on the delivery port of described inner bag, curved on the entrance point of this outlet pipe to upper wall portions near inner bag.A water inlet pipe that inserts in the inner bag is arranged on the water inlet of inner bag, curved on the port of export of this water inlet pipe to upper wall portions near inner bag.

When this tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank uses, upper hose is linked to each other with the import of water inlet and ball-cock assembly simultaneously, hot-water line links to each other with delivery port, by adding water in the outside courage of water supply tank.When the water in the outer courage former thereby when reducing because of evaporation etc., ball-cock assembly is opened automatically, and inwardly supplementing water can make the water in the outer courage be in full state all the time, keep operate as normal, water supply tank can absorb and discharge heating agent effectively because of hot and cold expansion that causes and amount of contraction.In addition, atmospheric valve of near-thermal hydrophone termination at water intaking valve, before water finishes, close water intaking valve, open atmospheric valve, the water in the fraction water on inner bag top and the hot-water line just can flow out by hot water valve, remaining water in the upper hose is inhaled in the inner bag, make the water emptying in upper hose and the hot-water line, reach and make full use of hot water, can avoid water pipe to be damaged by frost again when cold in the sky.

Description of drawings

Accompanying drawing 1 is the structure chart of tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank;

Accompanying drawing 2 is the pipeline catenation principle figure of tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank;

Accompanying drawing 3 is a structure chart of having used the solar water heater of tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank.

The specific embodiment

As shown in Figure 1, this tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank comprises the inner bag 7 of shell 1, outer courage 3 and energy pressure-bearing.Outer courage is loaded in the shell, is filled with heat-barrier material 2 between outer courage and the shell, arranges in a row heat pipe connector (not drawing in the figure) on the sidewall of shell and outer courage.Inner bag is in the outer courage, and an end of inner bag has a water inlet 9, and the other end of inner bag has a delivery port 8.It also comprises a water supply tank 4, and the bottom of water supply tank is connected with described outer courage 3.One ball-cock assembly 5 is arranged in the water supply tank, and the import 6 of ball-cock assembly is as the supply mouth of the water of heating agent between outer courage and the inner bag.One air inlet/outlet 13 is arranged on the moisturizing tank wall.An outlet pipe 12 that inserts in the inner bag is arranged on the delivery port of described inner bag 7, curved on the entrance point of this outlet pipe to upper wall portions near inner bag 7.A water inlet pipe 16 that inserts in the inner bag is arranged on the water inlet 9 of inner bag, curved on the port of export of this water inlet pipe to upper wall portions near inner bag.

As shown in Figure 3, when this tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank uses, it is installed on the support 18, the upper end of the vacuum heat collection pipe 19 of glass is inserted in the thermal-collecting tube connector.The connected mode of water pipe as shown in Figure 2, upper hose 10 links to each other with the import 6 of water inlet 9 and ball-cock assembly 5 simultaneously, hot-water line 11 links to each other with delivery port 8.Water intaking valve 14 is arranged on the upper hose, hot water valve 15 is arranged on the hot-water line.On upper hose, connect an atmospheric valve 17.Open water intaking valve 14 and hot water valve 15 can outside courage 3 and inner bag 7 in add water.Need after the topped up with water in the inner bag hot water valve 15 is closed.When the water in the outer courage was filled it up with, ball float raise, and ball-cock assembly 5 is closed automatically.Solar water heater promptly begins operate as normal.Former thereby when reducing because of evaporation etc. when the water in the outer courage, the water levels in the water supply tank 4 descend, and ball-cock assembly is opened automatically, inwardly adds water.Can make the water in the outer courage 3 be in full state all the time like this, keep operate as normal.Water supply tank is connected with atmosphere by air inlet/outlet 13, is in atmospheric pressure state.After water in the inner bag is heated, can opens hot water valve 15 it is released use.Since curved on the entrance point of the outlet pipe 12 in the inner bag to upper wall portions near inner bag, can guarantee during water inlet that the most of gas in the inner bag can be discharged from delivery port, make to be full of water in the inner bag.Curved on the port of export of the water inlet pipe 16 on the water inlet 9 of inner bag to upper wall portions near inner bag, before water finishes, close water intaking valve 14, open atmospheric valve 17, water in the fraction water on inner bag top and the hot-water line just can flow out by hot water valve 15, and the remaining water in the upper hose is inhaled in the inner bag, makes the water emptying in upper hose and the hot-water line, make full use of hot water, can avoid water pipe to be damaged by frost again when cold in the sky.

The inner bag 7 of this tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank can be made of stainless steel, existing enough intensity, and heat transfer property is better again, is difficult for again getting rusty.As shown in Figure 2, described delivery port 8 can be drawn from the top of inner bag, and the water inlet 9 of described inner bag also can be introduced from the top of inner bag.Such structure also can be with upper hose and hot-water line emptying when stopping water.

Claims

1, a kind of tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank, comprise shell (1), the inner bag (7) of outer courage (3) and energy pressure-bearing, outer courage is loaded in the shell, be filled with heat-barrier material (2) between outer courage and the shell, arrange in a row the heat pipe connector on the sidewall of shell and outer courage, inner bag is in the outer courage, one end of inner bag has a water inlet (9), the other end of inner bag has a delivery port (8), it is characterized in that it also comprises a water supply tank (4), the bottom of water supply tank is connected with described outer courage (3), one ball-cock assembly (5) is arranged in the water supply tank, the import of ball-cock assembly (6) is as the supply mouth of the water of heating agent between outer courage and the inner bag, one air inlet/outlet (13) is arranged on the moisturizing tank wall, an outlet pipe (12) that inserts in the inner bag is arranged on the delivery port (8) of described inner bag (7), curved on the entrance point of this outlet pipe to upper wall portions near inner bag, a water inlet pipe (16) that inserts in the inner bag is arranged on the water inlet of inner bag (9), curved on the port of export of this water inlet pipe to upper wall portions near inner bag.

2, tube emptying normal pressure self-compensating pressure-bearing solar water heater water tank as claimed in claim 1, it is characterized in that described inner bag (7) is for stainless, described delivery port (8) is drawn from the top of inner bag, and the water inlet of described inner bag (9) is introduced from the top of inner bag.