CN213335018U

CN213335018U - Solar centralized heat collection household heat supplementing hot water supply system

Info

Publication number: CN213335018U
Application number: CN202022277485.2U
Authority: CN
Inventors: 朱庆国; 李�杰
Original assignee: Jiangsu Gmo Hi Tech Co ltd
Current assignee: Jiangsu Gmo Hi Tech Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-06-01
Anticipated expiration: 2030-10-14

Abstract

The utility model relates to a solar energy collection divides family to mend hot water supply system belongs to water heater technical field. The system comprises a hot water main pipe and a return water main pipe which are respectively connected with the output and the input of a solar centralized heat collecting device, wherein the hot water main pipe branches into hot water branch pipes according to floors, the hot water branch pipes branch out of hot water branch pipes according to households, the hot water branch pipes are connected with a water inlet of a heat supplementing device, a water outlet of the heat supplementing device is connected with a heat supply end of a water using point, and a cold water end of the water using point is connected with a tap water source; the hot water branch pipe is connected with the return water main pipe at the farthest end through a return water branch pipe. The utility model discloses make in the building every household connect like the solar hot water source at water source, the management and control of being convenient for to every household's concurrent heating device has not only solved the not enough problem of temperature that is insufficient in sunshine, comparatively saves space, can regulate and control as required moreover, satisfies individualized water demand.

Description

Solar centralized heat collection household heat supplementing hot water supply system

Technical Field

The utility model relates to a hot water supply system, especially a solar energy centralized heat collection divides family concurrent heating hot water supply system belongs to water heater technical field.

Background

The solar water heater is generally adopted due to the outstanding advantages of energy conservation and environmental protection. To the applicant's knowledge, there are two solutions to the present solar heat utilization in apartment houses: firstly, each household is independently provided with 80-120L solar water heaters, and the residential space of the user is occupied; secondly, roof "concentrate thermal-arrest + individual family heat-retaining", carry hot water to every family by unified solar energy collection system promptly, and every family needs install a 60~100L storage water tank additional, and its problem that exists is except occupying the house space, and more importantly every family water consumption condition is different, and when the sunshine is not enough the storage water tank temperature is not high enough, can't satisfy various different hot water user demands conscientiously.

Disclosure of Invention

The utility model aims at providing a solar energy centralized heat collection individual household heat supplementing hot water supply system which can meet the hot water demand and does not need a large-volume water storage device according to the water consumption condition of each household aiming at the problems in the prior art, thereby being convenient for centralized management and control and having good adaptability.

In order to achieve the above purpose, the basic technical solution of the solar centralized heat collection household-based concurrent heating hot water supply system of the utility model is as follows: the system comprises a hot water main pipe and a return water main pipe which are respectively connected with an output pipeline and an input pipeline of a solar energy centralized heat collecting device, wherein the hot water main pipe branches into hot water branch pipes according to floors, the hot water branch pipes branch out of hot water branch pipes according to households, the hot water branch pipes are connected with a water inlet of a heat supplementing device, a water outlet of the heat supplementing device is connected with a heat supply end of a water using point, and a cold water end of the water using point is connected with a tap water source; the hot water branch pipe is connected with the return water main pipe at the farthest end through the return water branch pipe.

According to the technical scheme, each household in the building is connected with a solar hot water source like a tap water source, so that management and control are facilitated, the heat supplementing device of each household not only solves the problem that the sunlight is insufficient in water temperature and saves space, but also can be regulated and controlled as required, and personalized water requirements are met.

The utility model discloses a further perfection is, near the heat supply end of water consumption point passes through the circulating pipe connector the water inlet of concurrent heating device. Thus, a heating circulation can be formed, and the situation that the hot water is cooled by a retention pipeline cannot be started and heated immediately is avoided.

The utility model discloses further perfect still, the concurrent heating device is bimodulus gas heater.

The utility model discloses further perfect still, the concurrent heating device is the dual-purpose gas heater of bimodulus, the dual-purpose gas heater of bimodulus has hot water supply pipeline, still forms heating circulation pipeline with the radiator.

The utility model is further perfected that the heat supply device is composed of an indirect dual-mode dual-purpose gas water heater and a hot water tank with a built-in heat exchanger, and a water outlet of the indirect dual-mode dual-purpose gas water heater is communicated with a water inlet of the hot water tank through the built-in heat exchanger of the hot water tank to form a heating and heat releasing cycle; the hot water branch pipe is connected with a water inlet at the lower part of the hot water tank, a water supply port of the hot water tank is connected with a water consumption point heat supply end through a hot water pipeline, and a circulating pump and a circulating pipe are connected with a water inlet of the hot water tank nearby the heat supply end of the water consumption point.

The utility model discloses further perfect in addition, be equipped with on the solar energy collection heat collection device output pipeline and mix water temperature regulating device to avoid the too high damage concurrent heating device of output temperature, eliminate the scald hidden danger.

Drawings

Fig. 1 is a schematic diagram of a system structure according to a first embodiment of the present invention.

Fig. 2 is a schematic structural view of the solar central heat collecting device in the embodiment of fig. 1.

Fig. 3 is a schematic diagram of a system structure according to a second embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a system according to a third embodiment of the present invention.

Detailed Description

Example one

The solar energy centralized heat collection household heat supplementing hot water supply system of the embodiment is as shown in fig. 1, and an output pipeline 4 and an input pipeline 6 of a solar energy centralized heat collection device (see fig. 2) are respectively connected with a hot water header pipe H and a return water header pipe R. The hot water main pipe H branches into hot water branch pipes H ' according to floors, and the hot water branch pipes H ' branch into hot water branch pipes H ' according to households.

The hot water branch pipe H' is connected with the water inlet of a dual-mode gas water heater B serving as a heat supplementing device through a hot water charging meter Fh, the water outlet of the dual-mode gas water heater B is connected with the heat supply end of a water using point W through a hot water pipeline Ph, and the cold water end of the water using point W is connected with a tap water source C through a cold water pipe Pc and a cold water charging meter Fc. The water heating end of the water consumption point W is connected with the water inlet of the dual-mode gas water heater B through the circulating pipe Pr through the one-way valve D and the circulating pump P, so that the water temperature in a hot water pipeline Ph can be kept through hot water self-circulation, and instant heating are realized. The hot water branch pipe H 'is connected with the water return main pipe R at the farthest end through the water return branch pipe R', so that water supply circulation with the solar energy centralized heat collecting device is formed.

The specific structure of the dual-mode gas water heater is disclosed in CN 201920872250.2 chinese patent document. Unlike conventional gas water heaters, the dual mode can be implemented: the water inlet temperature is higher and is directly output, and the water inlet temperature is lower, so that the heat supplementing output can be realized, and whether the gas heat supplementing is carried out or not and the heat supplementing power can be regulated and controlled automatically according to the water temperature provided by the solar centralized heat collecting device.

The solar centralized heat collecting device is mainly composed of a heat collector 1 and a heat storage water tank 3 provided with an in-tank heat exchanger 2, wherein the heat collector 1 is provided with two groups of flat plate heat collector groups connected in parallel, each group of flat plate heat collector is composed of ten flat plate heat collectors connected in series, the total heat collecting area is 40 square meters, and two ports of the flat plate heat collector are respectively communicated with corresponding ports of the in-tank heat exchanger to form a heat collecting circulation loop connected with a heat collecting circulation pump 10 in series. The volume of the heat storage water tank 3 is about 2000 liters, an upper leading-out pipeline and a lower leading-out pipeline are respectively used as an output pipeline 4 and an input pipeline 6 of the solar energy centralized heat collecting device, the input pipeline 6 is connected with a tap water source pipeline 5 in parallel, a return water circulating pump 7 is connected in series in the

input pipeline

6, 8 and 9 in the figure are expansion tanks in corresponding pipelines respectively, and the expansion tank can play a role in expanding with heat and contracting with cold for buffering and supplementing water. In addition, a mixed water temperature control device is arranged on the output pipeline, so that the damage to the heat supplementing device or the scald caused by overhigh output water temperature is avoided.

Example two

The solar centralized heat collection household heat compensation hot water supply system of the embodiment is as shown in fig. 3, and basically has the same structure as the embodiment, except that the heat compensation device adopts a dual-mode dual-purpose gas water heater B' (commonly called as a dual-purpose wall-mounted boiler), and is characterized by being provided with a hot water supply pipeline similar to that of the dual-mode gas water heater of the embodiment, and a pipeline forming a heating circulation with a radiator N.

In addition, the heat collector of the solar energy centralized heat collecting device is provided with four groups of flat plate heat collector groups which are connected in parallel, each group of flat plate heat collector comprises fifteen flat plate heat collectors which are connected in series, the total heat collecting area is 120 square meters, and three heat storage water tanks which respectively contain 2000 liters of heat exchangers in the tank are connected in series, so the water supply amount is larger.

EXAMPLE III

The solar centralized heat collection household heat-supplementing hot water supply system in the embodiment is as shown in fig. 4, and the basic constitution is similar to that of the second embodiment, except that the heat-supplementing device is composed of an indirect dual-mode dual-purpose gas water heater B '(commonly called as a system wall-hanging stove) and a hot water tank T with a built-in heat exchanger T1, and a water outlet of the indirect dual-mode dual-purpose gas water heater B' is communicated with a water inlet thereof through the built-in heat exchanger T1 of the hot water tank T to form a heating and heat-releasing cycle. The hot water branch pipe H' is connected with a water inlet at the lower part of the hot water tank T through a hot water meter Fh, a water supply port of the hot water tank T is connected with a heat supply end of a water consumption point W through a hot water pipeline Ph, and a cold water end of the water consumption point W is connected with a tap water source C through a cold water pipe Pc and a cold water meter Fc. The water heating device is characterized in that the water inlet of the hot water tank T is connected with the water supply end of the water consumption point W through the circulating pipe Pr via the one-way valve D and the circulating pump P, and the water temperature in the hot water pipeline Ph is kept through hot water self-circulation, so that instant heating and instant heating are realized. The solar energy heat collector has the characteristics that the heat exchange structure of a proper solar energy heat collecting device can be simplified, for example, a common bottom coil heat exchanger is eliminated.

In addition, the heat collector of the solar energy centralized heat collecting device comprises six groups of flat plate heat collector groups which are connected in parallel, each group of flat plate heat collector comprises twenty flat plate heat collectors which are connected in series, the total heat collecting area is 240 square meters, and six heat storage water tanks of 2000 liters each containing a heat exchanger in the tank are connected in series and then connected in parallel, so that the water supply amount is larger.

In addition to the above embodiments, other embodiments of the present invention are also possible. All technical schemes formed by adopting equivalent replacement or equivalent transformation fall into the protection scope of the utility model.

Claims

1. A solar energy centralized heat collection household heat supplementing hot water supply system comprises a hot water main pipe and a return water main pipe which are respectively connected with an output pipeline and an input pipeline of a solar energy centralized heat collection device, wherein the hot water main pipe branches hot water branch pipes according to floors, the hot water branch pipes branch hot water branch pipes according to households, and the system is characterized in that: the hot water branch pipe is connected with a water inlet of the heat supplementing device, a water outlet of the heat supplementing device is connected with a heat supply end of a water using point, and a cold water end of the water using point is connected with a tap water source; the hot water branch pipe is connected with the return water main pipe at the farthest end through the return water branch pipe.

2. The solar energy centralized heat collecting and household heat supplementing hot water supply system according to claim 1, characterized in that: and the water inlet of the heat supplementing device is connected with the position near the heat supply end of the water consumption point through a circulating pipe.

3. The solar energy centralized heat collecting and household heat supplementing hot water supply system as claimed in claim 2, characterized in that: the output pipeline of the solar energy concentration heat collection device is provided with a water mixing temperature control device.

4. The solar energy centralized heat collecting and household heat supplementing hot water supply system as claimed in claim 1, 2 or 3, characterized in that: the heat supplementing device is a dual-mode gas water heater.

5. The solar energy centralized heat collecting and household heat supplementing hot water supply system as claimed in claim 1, 2 or 3, characterized in that: the heat supply device is a dual-mode dual-purpose gas water heater, and the dual-mode dual-purpose gas water heater is provided with a hot water supply pipeline and also forms a heating circulation pipeline with the radiator.

6. The solar energy centralized heat collecting and household heat supplementing hot water supply system according to claim 1, characterized in that: the heat supply device consists of an indirect dual-mode dual-purpose gas water heater and a hot water tank with a built-in heat exchanger, and a water outlet of the indirect dual-mode dual-purpose gas water heater is communicated with a water inlet of the indirect dual-mode dual-purpose gas water heater through the built-in heat exchanger of the hot water tank to form heating and heat release circulation; the hot water branch pipe is connected with a water inlet at the lower part of the hot water tank, a water supply port of the hot water tank is connected with a water consumption point heat supply end through a hot water pipeline, and a circulating pump and a circulating pipe are connected with a water inlet of the hot water tank nearby the heat supply end of the water consumption point.