CN202229451U

CN202229451U - Solar water heater emptier

Info

Publication number: CN202229451U
Application number: CN 201120333424
Authority: CN
Inventors: 孙树飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-09-07
Filing date: 2011-09-07
Publication date: 2012-05-23
Anticipated expiration: 2021-09-07

Abstract

The utility model discloses a solar water heater emptier, which comprises a buffer chamber. The buffer chamber is provided with an extending tube and a water discharge port, a sealing plug is arranged at the position of the water discharge port and comprises a plug body which is fixedly connected with an extensible capsule through a guide bar, a vent groove is arranged on the outer surface of the guide bar, one end of the guide bar is connected with the plug body, the other end of the guide bar penetrates through the extensible capsule to stretch into an air inlet pipe, and a return spring is sleeved on the guide bar. The solar water heater emptier utilizes the guide bar with the vent groove to guarantee air channels to be smooth and is reliable in guiding effects due to the fact that a first guiding portion and a second guiding portion are arranged on the solar water heater emptier, service life of the spring is prolonged due to the fact that the spring is installed on the guide bar in the air inlet pipe, closed effects are guaranteed due to the fact that the plug body is installed between two limiting platforms of the guide bar, and freeze of the capsule is avoided due to the fact that water does not exist in the folds of the extensible capsule when extensible portions of the extensible capsule deform.

Description

The solar water heater emptier

Technical field

The utility model relates to solar water heater, relates in particular to a kind of exhaust-valve of solar water heater.

Background technology

Northern area is cold winter, and some solar water heaters do not possess emptier, and ducted water does not drain; Through regular meeting's generator tube road bursting by freezing, people are when using solar water heater, and modal problem is; The tap of fetching boiling water, the water that is flowed out by water heater is not warm, wait the cold water of storing in the pipeline to drain and could use; So just caused the waste of water resource, be unfavorable for economizing on resources, and if people do not wait for that cold water drains just and use; Easy to catch cold catching a cold is unfavorable for people's health very much.

Possessed in the solar water heater of emptier at some, because the design defect of emptier though can ducted water be drained, often is frozen between solar energy delivery port and the exhaust-valve; Also have some exhaust-valves to adopt magnetic valve to make the main body of exhaust-valve, this method has been grown service time, seal is worn out and the leakage of generation hot water.

In Chinese utility model patent ZL200920225286.8, disclose a kind of solar energy water heater pipe emptier of the applicant, utilized an extension that extends to tank top, the bottom of extension offers down the mouth of a river; Place, the following mouth of a river is provided with the sealing pneumatic means at the mouth of a river down; This method has easy realization simple in structure, and the emptying good effectiveness is when still descending water; Gas in the extension is sneaked in the water easily, causes down water obstructed.

Summary of the invention

The utility model technical problem to be solved is: provide that a kind of manipulation is simple and convenient, service-strong solar water heater emptier.

For solving the problems of the technologies described above; The technical scheme of the utility model is: the solar water heater emptier; It is characterized in that, comprising: be arranged on the outlet pass place of solar water heater water tank and the surge chamber that is connected with upper and lower conduit, said surge chamber is provided with the extension that can stretch into said tank top; Said surge chamber is provided with the following mouth of a river that communicates with said water tank, and place, the said mouth of a river down is provided with sealing plug;

Said sealing plug comprises a flexible cock body; Said cock body is arranged at the outside of said surge chamber and corresponding with the position at the said down mouth of a river; Said cock body is fixed together through a guide post and a flexible utricule, and said flexible utricule is fixed on the inner bottom surface of said surge chamber, and the outer surface of said guide post is provided with the air channel that extends vertically; One end of said guide post is connected with said cock body; The other end runs through said flexible utricule and stretches in the air inlet pipe that is arranged on the said surge chamber, is provided with first guide part that prevents said guide post skew in the said air inlet pipe, is arranged with back-moving spring on the said guide post; One end of said back-moving spring relies on the end face of said first guide part, and the other end is fixed on the said guide post.

As a kind of improvement, said first guide part comprises a pilot hole.

As a kind of improvement, said emptier also comprises second guide part, and said second guide part comprises that two or more are arranged on said surge chamber outside mouth of a river lead on every side down.

As a kind of improvement, said emptier also comprises second guide part, and said second guide part is fixed on the said extension, and said guide post extends upward and stretches in the pilot hole of said second guide part.

As a kind of improvement, said emptier also comprises second guide part, and said second guide part is fixed in the said surge chamber, and said guide post passes and is constrained in the pilot hole of said second guide part.

As a kind of improvement, said extension airbag comprises last connecting portion, pars contractilis and the following connecting portion that is made as one, and the said connecting portion of going up is fixedly connected with guide post, and said time connecting portion is fixed on the mounting interface on the inner bottom surface of said surge chamber.

As a kind of improvement; Said extension airbag comprises last connecting portion, pars contractilis and the following connecting portion that is made as one; The said connecting portion of going up is fixedly connected with a water deflector cover; Said water deflector cover is fixed on the said guide post, and said down connecting portion is fixed on the mounting interface on the inner bottom surface of said surge chamber.

As a kind of improvement, the end that said guide post is connected with said cock body is provided with two limiting stands, and said cock body is connected between said two limiting stands.

Owing to adopted technique scheme, the utility model to adopt guide post, under the prerequisite that guarantees guide effect, guaranteed that gas circuit is unobstructed with air channel; Owing to have first guide part and second guide part, the guide effect of the utility model is reliable; Because spring is installed on the guide post in the air inlet pipe, make spring avoid being immersed in water, prolong the service life of spring and strengthened the sensitivity that cock body moves; Because cock body is installed between two limiting stands of guide post, the cock body difficult drop-off moves, and has guaranteed sealing effect, make the utility model easy to operate, use reliable; Because the pars contractilis of flexible utricule is installed in the surge chamber bottom, and is provided with water deflector cover, during flexible utricule pars contractilis distortion, water not in the fold of flexible utricule, the phenomenon that utricule is frozen in when having avoided low temperature has improved the reliability of the utility model.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further specified.

Fig. 1 is the structural representation of the utility model embodiment one;

Fig. 2 is the structural representation of guide post among Fig. 1;

Fig. 3 is the cutaway view that amplify at the A-A place among Fig. 2;

Fig. 4 is the structural representation of the utility model embodiment two;

Fig. 5 is the structural representation of second guide part among Fig. 4;

Fig. 6 is the cutaway view of flexible utricule among Fig. 4;

Among the figure: 1-solar water heater water tank, 11-outlet pass; The 2-surge chamber; The 21-upper and lower conduit; The 22-extension; The mouth of a river under the 23-; The 24-air inlet pipe; 241-first guide part; The 25-back-moving spring; The 26-mounting interface; The 31-cock body; The 32-utricule that stretches; The 321-pars contractilis; The last connecting portion of 322-; Connecting portion under the 323-; The 324-water deflector cover; The 4-guide post; The 41-air channel; The 42-limiting stand; The 43-sealing ring; 44-keeps off platform; The 5-external air source; 6-uses penstock; 7-second guide part; The 71-pilot hole.

The specific embodiment

Embodiment one:

Like Fig. 1, Fig. 2 and shown in Figure 3; The solar water heater emptier comprises surge chamber 2, and said surge chamber 2 is arranged on outlet pass 11 places of solar water heater water tank 1 and is connected with upper and lower conduit 21; Said surge chamber 2 is provided with extension 22; Said extension 22 stretches into the top of said water tank 1, and said surge chamber 2 is provided with the following mouth of a river 23 that communicates with said water tank 1, and said 23 places, the mouth of a river down are provided with sealing plug.

Said sealing plug comprises the cock body 31 of flexible utricule 32 and elastic colloid; Said cock body 31 is arranged at the outside and the said 23 corresponding positions, the mouth of a river down of said surge chamber 2; Cock body 31 is fixedly connected with flexible utricule 32 through a guide post 4; Said flexible utricule 32 is arranged on the inner bottom surface of said surge chamber 2; Said extension airbag 32 comprises last connecting portion 322, pars contractilis 321 and the following connecting portion 323 that is made as one, and the said connecting portion 322 of going up is fixedly connected with guide post 4, and said time connecting portion 323 is fixed on the mounting interface 26 on the inner bottom surface of said surge chamber 2.

Said surge chamber 2 is provided with the air inlet pipe 24 that is communicated with said flexible utricule 32 and external air source 5.

Be provided with guide post 4 between said flexible utricule 32 and the cock body 31; The outer surface of said guide post 4 is provided with the air channel 41 that extends vertically; To guarantee that gas circuit is unimpeded, an end of said guide post 4 is connected with said cock body 31, and the other end runs through said flexible utricule 32 and stretches in the said air inlet pipe 24; The end that said guide post 4 is connected with said cock body 31 is provided with two limiting stands 42; Said cock body 31 is arranged between the said limiting stand 42, and said guide post 4 is provided with several sealed ring 43 with the position that said flexible utricule 32 is connected, and the top of said sealing ring 43 is provided with the retaining platform 44 that prevents said flexible utricule 32 seals at displacement; Be arranged with back-moving spring 25 on the said guide post 4; Be provided with first guide part 241 that prevents said guide post 4 skews in the said air inlet pipe 24; Said first guide part 241 comprises a pilot hole that is wholely set with said air inlet pipe 24; One end of said spring 25 leans on said first guide part, 241 end faces, and the other end is fixed on the said guide post 4.

Said emptier also comprises second guide part 7, and said second guide part 7 comprises that two or more are arranged on the lead around the mouth of a river 23 under said surge chamber 2 outsides.

The operation principle of present embodiment is: on the solar water heater during water; Current flow into surge chamber 2 through upper and lower conduit 21; This at present the switch at the mouth of a river 23 do not influence water on the solar energy, if down open at the mouth of a river 23, current are flowed in the water tanks 1 by the following mouth of a river on the surge chamber 2 23 and extension 22; If the mouth of a river 23 is closed down, current are flowed in the water tank 1 by the extension on the surge chamber 2 22; During emptying, bleed off the gas in the flexible utricule 32, make cock body 31 under the active force of back-moving spring 25, be close to the end face of surge chamber 2; Block down the mouth of a river 23; Under atmospheric effect, extension 22 will be opened with penstock 6 outside upper and lower conduit 21 effusers with the water in the surge chamber 2; Current flow out, and the direction of current is shown in arrow among Fig. 1; When using solar water heater, external air source 5 inflations, flexible utricule 32 is heaved; Promote cock body 31 and break away from surge chamber 2, the following mouth of a river 23 leads to, and the hot water in the water tank 1 gets into surge chambers 2 by the following mouth of a river 23; Flow out along upper and lower conduit 21, open during use with penstock 6, hot water flows out.

Embodiment two:

As shown in Figure 4, present embodiment and embodiment one difference are:

Said extension airbag 32 comprises last connecting portion 322, pars contractilis 321 and the following connecting portion 323 that is made as one; The said connecting portion 322 of going up is fixedly connected with a water deflector cover 324; Said water deflector cover 324 is fixed on the said guide post 4, and said down connecting portion 323 is fixed on the mounting interface 26 on the inner bottom surface of said surge chamber 2.

Said second guide part is fixed on the said extension, and said guide post 7 extends upward and stretches in the pilot hole 71 of said second guide part 7.

In the present embodiment, said second guide part 7 can also be fixed in the said surge chamber 2 through the mode that is fixedly connected, and said guide post 4 passes and is constrained in the pilot hole 71 of said second guide part 7.

More than show and described basic principle of the utility model and the advantage of principal character and the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.

Claims

1. solar water heater emptier; It is characterized in that; Comprise: be arranged on the outlet pass place of solar water heater water tank and the surge chamber that is connected with upper and lower conduit; Said surge chamber is provided with the extension that can stretch into said tank top, and said surge chamber is provided with the following mouth of a river that communicates with said water tank, and place, the said mouth of a river down is provided with sealing plug;

2. solar water heater emptier as claimed in claim 1 is characterized in that: said first guide part comprises a pilot hole.

3. solar water heater emptier as claimed in claim 2 is characterized in that: said emptier also comprises second guide part, and said second guide part comprises that two or more are arranged on said surge chamber outside mouth of a river lead on every side down.

4. solar water heater emptier as claimed in claim 2; It is characterized in that: said emptier also comprises second guide part; Said second guide part is fixed on the said extension, and said guide post extends upward and stretches in the pilot hole of said second guide part.

5. solar water heater emptier as claimed in claim 2; It is characterized in that: said emptier also comprises second guide part; Said second guide part is fixed in the said surge chamber, and said guide post passes and is constrained in the pilot hole of said second guide part.

6. like claim 2,3,4 or 5 described solar water heater emptier; It is characterized in that: said extension airbag comprises last connecting portion, pars contractilis and the following connecting portion that is made as one; The said connecting portion of going up is fixedly connected with guide post, and said time connecting portion is fixed on the mounting interface on the inner bottom surface of said surge chamber.

7. like claim 2,3,4 or 5 described solar water heater emptier; It is characterized in that: said extension airbag comprises last connecting portion, pars contractilis and the following connecting portion that is made as one; The said connecting portion of going up is fixedly connected with a water deflector cover; Said water deflector cover is fixed on the said guide post, and said down connecting portion is fixed on the mounting interface on the inner bottom surface of said surge chamber.

8. solar water heater emptier as claimed in claim 1 is characterized in that: the end that said guide post is connected with said cock body is provided with two limiting stands, and said cock body is connected between said two limiting stands.