CN201449063U

CN201449063U - Solar pipeline emptier

Info

Publication number: CN201449063U
Application number: CN2009200291567U
Authority: CN
Inventors: 迟先德
Original assignee: QINGDAO AONENG THERMAL ENERGY CO Ltd
Current assignee: QINGDAO AONENG THERMAL ENERGY CO Ltd
Priority date: 2009-07-03
Filing date: 2009-07-03
Publication date: 2010-05-05
Anticipated expiration: 2019-07-03

Abstract

The utility model discloses a solar pipeline emptier, which comprises a water inlet and outlet pipe. At least one part of the water inlet and outlet pipe or a pipeline connected with the water inlet and outlet pipe is provided with a shower switch. The water inlet and outlet pipe is further provided with an emptying pipe. The water inlet and outlet pipe is communicated with the emptying pipe through the pipeline. The emptying pipe is further provided with a one-way valve. After the use, the water in an upper water pipe and a lower water pipe can be emptied conveniently for preventing frost crack and frost block. Moreover, the electric control is not needed, the cost and the maintenance are reduced greatly, the safety factor is improved, and the service life is prolonged.

Description

The solar tube emptying device

Technical field

The utility model relates to a kind of pipeline exhausting device, a kind ofly specifically is used to prevent frost crack pipe, freezes stifled solar tube emptying device, belongs to the Application of Solar Energy field.

Background technology

Along with the development and use of the mankind to new forms of energy, comprise the application of wind energy, solar energy, water energy etc., a large amount of facilities is provided for the development of country, the progress of society and even huge numbers of families people's life.But simultaneously safety problem is also following, such as the scald that the frost crack pipe of solar water heater, improper use cause, and the electric leakage that causes of long-term ageing etc.

China's utility model patent 200820025280.1 provides a kind of solar tube emptying device, be connected with magnetic valve at the delivery port of solar water container, the other end of last magnetic valve is connected with threeway, the other two ends of threeway connect upper and lower conduit and following blast pipe respectively, the lower end of upper and lower conduit is set to down magnetic valve, the top of following magnetic valve is connected with water pipe, and water pipe is provided with mixed water valve; The other end of following blast pipe extend in the solar water container; Transformer is connected with power switch by rectifier, and power switch is connected with following magnetic valve with last magnetic valve respectively by power line.This device has simple to operate, advantages such as expense is low, can well avoid the solar pipe in winter bursting by freezing, freeze problems such as stifled, most importantly be to use this device can realize promptly opening promptly to have hot water to use, satisfy the requirement that people's water is quick, safe, save money to greatest extent.Chinese invention patent 02153065.3 discloses a kind of solar energy water heater pipe magnetic valve, comprise that one is installed in the valve body of the up/down perforation in the water tank, the bottom port of valve body is an outlet pass, the top of valve body is passage, the centre of valve body is provided with delivery port, one cavity piston is installed in the valve body, be provided with in the valve body on piston top to be provided with down in the valve body of adjusting bolt, piston bottom and adjust bolt, the valve body on delivery port top is installed the outer solenoid down of installing of valve body of solenoid, delivery port bottom outward.The present invention connects solenoid, and piston moves up, and delivery port is opened, and the hot water of water tank flows in the upper and lower conduit inlet chamber, connects solenoid down, and piston moves down, and delivery port is closed, and the water emptying in the upper and lower conduit prevents that effectively pipeline from freezing stifled phenomenon.The present invention can significantly improve the performance of solar water heater, and simple in structure, and production cost is low, and is safe and convenient to use, helps popularizing of solar water heater.

Though above-mentioned solar energy water heater pipe emptier respectively has advantage, all has some defectives, such as the apparatus structure complexity, cost is higher, and the control of all need switching on, and has electric leakage hidden danger etc. easily.

The utility model content

Deficiency at the prior art existence, technical problem to be solved in the utility model is, a kind of solar tube emptying device is provided, make it can be along with user of service's needs are operated easily, the water in the emptying upper and lower conduit easily of finishing using prevents bursting by freezing to reach, freezes stifled purpose, and do not need by electric control, and reduced cost and maintenance greatly, improved safety coefficient, prolonged service life.

For solving the problems of the technologies described above, technical solution adopted in the utility model is, a kind of solar tube emptying device, include water inlet pipe and water outlet pipe, on the water inlet pipe and water outlet pipe or with pipeline that water inlet pipe and water outlet pipe is connected at least one place be provided with shower switch, also be provided with evacuated tube on water inlet pipe and water outlet pipe, water inlet pipe and water outlet pipe is connected with the evacuated tube pipeline, also is provided with check valve on the described evacuated tube.

Above-mentioned solar tube emptying device, its water inlet pipe and water outlet pipe and evacuated tube connectivity points are positioned at the inner water tank top between inner water tank and case shell.

Above-mentioned solar tube emptying device, its water inlet pipe and water outlet pipe part stretches into solar water heater tank inner container, make suction hose usefulness, its length is near the inner water tank height, and suction hose is connected with inner water tank a part of water inlet pipe and water outlet pipe and evacuated tube formation three-way pipe outward.

Above-mentioned solar tube emptying device, the installation site of this check valve is lower than shower switch.

The advantage of the utility model solar tube emptying device is: can be after the user uses the surplus water in the emptying water inlet pipe and water outlet pipe easily, can prevent in the winter of severe cold pipeline the freezing pipeline of surplus water, freeze the plugging road, shower switch and check valve are used the safety coefficient that has improved water heater, abandoned the mode that relies on electric control in the past, avoided greatly because the contingency that electric leakage causes, guarantee handling safety, and this apparatus structure is simple, easy to operate, reduce the cost and the maintenance of equipment greatly, prolonged service life.

Description of drawings

Below in conjunction with drawings and the specific embodiments the utility model is described in further detail.

Fig. 1 is the solar water heater structure schematic diagram that has pipeline exhausting device;

Fig. 2 is the local amplification view of A part among Fig. 1.

The specific embodiment

As shown in Figure 1, for having the structural representation of pipeline exhausting device solar water heater, inner water tank 7 is provided with overflow pipe 8, and its effect one is in order to observe water on the feed-tank inner bag 7, when just arriving rational position overflow pipe 8

Can be with under the unnecessary current; it is full that water person inner water tank 7 is gone up in prompting simultaneously, and effect two is for preventing the water volumetric expansion after heating in the inner water tank 7, and case internal gas pressure and increased pressure cause inner water tank 7 explosions; unnecessary water and a large amount of hot gas can be derived along overflow pipe 8, have protected solar energy.Also be provided with electric heater 6 in the inner water tank 7,, guaranteed that the user can be convenient to use hot water whenever and wherever possible if cloudy day or rain to wait the weather of the no sun can be fed water with electric heater 7 and be heated.When water heater working, close check valve 4, open shower switch 2, hot water sprays in shower nozzle 9 through water inlet pipe and water outlet pipe 1 in inner water tank 7, when finishing using, close shower switch 2, open check valve 4 and shower switch 2 then simultaneously, because the position of check valve 4 is lower than shower switch 2, this moment is because the siphonage that atmospheric effect produces, the surplus water that water inlet pipe and water outlet pipe is 1 li can be inhaled into evacuated tube 3 and along with outside evacuated tube 3 discharge pipes, the siphonage inhaled air can be got back to the hydraulic pressure in the suction hose 5 in the inner water tank 7 and can not flow out along with water inlet pipe and water outlet pipe 1 and evacuated tube 3, when reusing, check valve 4 must be closed, just have water this moment and flow out from water inlet pipe and water outlet pipe 1, also guaranteed simultaneously the safety problem of this solar water heater, prevent children from opening by mistake and cause scald, and this complete equipment need not energising, avoided greatly because the contingency that electric leakage causes.

As shown in Figure 1 and Figure 2, include water inlet pipe and water outlet pipe 1, water inlet pipe and water outlet pipe 1 is provided with shower switch 2, perhaps also can with pipeline that water inlet pipe and water outlet pipe 1 is connected on shower switch 2 is installed, on water inlet pipe and water outlet pipe 1, also be provided with evacuated tube 3, this water inlet pipe and water outlet pipe 1 is connected to form in the outside of inner water tank 7 with evacuated tube 3 and is communicated with, its connectivity points is between inner water tank 7 and case shell 10, and be arranged on the top of inner water tank 7, on evacuated tube, also be provided with check valve 4, the installation site of this check valve 4 is lower than shower switch 2, is used for controlling the surplus water of emptying water inlet pipe and water outlet pipe 1.This solar tube emptying device, its water inlet pipe and water outlet pipe 1 part stretches in the solar water heater tank inner container 7, make suction hose 5 usefulness, the length of this suction hose 5 is near inner water tank 7 height, guaranteed that the water in the inner water tank 7 use to greatest extent, this suction hose 5 is connected with solar water heater tank inner container 7 a part of water inlet pipe and water outlet pipe 1 and evacuated tube 3 formation three-way pipes outward.

Certainly, above-mentioned explanation is not to be to restriction of the present utility model, and the utility model also is not limited only to above-mentioned giving an example; those skilled in the art; in essential scope of the present utility model, the variation of making, remodeling, interpolation or replacement all should belong to protection domain of the present utility model.

Claims

1. solar tube emptying device, include water inlet pipe and water outlet pipe, water inlet pipe and water outlet pipe or with pipeline that water inlet pipe and water outlet pipe is connected at least one place be provided with shower switch, it is characterized in that: water inlet pipe and water outlet pipe is provided with evacuated tube, water inlet pipe and water outlet pipe is connected with the evacuated tube pipeline, also is provided with check valve on the described evacuated tube.

2. solar tube emptying device according to claim 1 is characterized in that: described water inlet pipe and water outlet pipe and evacuated tube connectivity points are positioned at the inner water tank top between inner water tank and case shell.

3. solar tube emptying device according to claim 2, it is characterized in that: a described water inlet pipe and water outlet pipe part stretches into solar water heater tank inner container, making suction hose uses, its length is near the inner water tank height, and suction hose is connected with inner water tank a part of water inlet pipe and water outlet pipe and evacuated tube formation three-way pipe outward.

4. solar tube emptying device according to claim 3 is characterized in that: described check valve position is lower than shower switch.