CN-224230323-U - Hot water storage tank with heat storage and release functions

CN224230323UCN 224230323 UCN224230323 UCN 224230323UCN-224230323-U

Abstract

The utility model discloses a hot water storage tank with heat storage and release functions, and belongs to the field of hot water storage tanks. The utility model relates to a hot water storage tank with heat storage and release functions, which comprises an inner container, wherein a water inlet pipe is arranged at the upper end inside the inner container in an extending way on one side outside the inner container, a storage frame with a storage cavity is arranged outside the inner container in a surrounding way, and a reserved cavity is reserved on one side, facing the water inlet pipe, of the outer part of the storage frame. The utility model solves the problem that when the existing layered heat storage water tank is used and stores hot water, high-temperature liquid can contact low-temperature liquid originally positioned at the lower end inside the liner, heat of the high-temperature liquid can be absorbed by the low-temperature liquid, and heat loss is caused.

Inventors

ZHANG BAONING
XUE YANG
MA XIANGNAN
WANG LEI
XU BIN
YANG DONG
Gao Qingan
Man Yonggang
SHAN ZHI
LIU SHENGZHI
ZHENG YUANHANG
XIAO YAO
ZHANG GUODONG

Assignees

宁夏电投银川热电有限公司

Dates

Publication Date: 20260512
Application Date: 20250509

Claims (8)

1. The utility model provides a hot-water storage tank with heat is stored and release function, includes inner bag (1), a serial communication port, the inside upper end of inner bag (1) is provided with inlet tube (3) to the outside one side extension of inner bag (1), the outside storage frame (13) that have storage chamber (14) of surrounding setting of inner bag (1), storage frame (13) outside has reserved cavity (2) towards one side of inlet tube (3), storage chamber (14) are extended towards reserving cavity (2) has fourth back flow (10), one side of inner bag (1) lower extreme is provided with first back flow (7) towards fourth back flow (10) extension, and is provided with second pump (12) between first back flow (7) and fourth back flow (10), one side between second pump (12) and fourth back flow (10) is provided with third back flow (9), one end of third back flow (9) is provided with first pump (11), be provided with second back flow (8) between one end of first pump (11) and the inside lower extreme of inner bag (1).
2. A hot-water storage tank with heat storage and release function according to claim 1, characterized in that the first return pipe (7) is in sealing connection with the second pump (12), and the second return pipe (8), the first pump (11) and the third return pipe (9) are in sealing connection in sequence.
3. A hot-water tank with heat storage and release function according to claim 1, characterized in that the fourth return pipe (10), the second pump (12) and the third return pipe (9) are connected in a sealing manner by means of a three-way valve (17).
4. A hot-water storage tank with heat storage and release function according to claim 1, characterized in that the lower end of the outside of the water inlet pipe (3) is provided with a first water outlet pipe (4).
5. The hot-water storage tank with the heat storage and release function according to claim 1, wherein a second water outlet pipe (6) is arranged at the lower end of the inner part of the inner container (1) in an extending way to one side of the outer part of the inner container (1).
6. The hot-water storage tank with the heat storage and release functions according to claim 5, wherein three supporting frames (15) are arranged between the inner container (1) and the storage frame (13) in a surrounding mode, and the supporting frames (15) are welded and fixed with the inner container (1) and the storage frame (13) in sequence.
7. The hot-water tank with heat storage and release function according to claim 6, wherein three gaskets (16) are arranged around the lower end of the outer part of the storage frame (13), and the gaskets (16) are fixedly connected with the storage frame (13) through bolts.
8. The hot-water storage tank with heat storage and release function according to claim 1, wherein the upper end of the outside of the inner container (1) is provided with an exhaust port (5).

Description

Hot water storage tank with heat storage and release functions Technical Field The utility model relates to the field of power grid peak shaving hot water storage tanks, in particular to a hot water storage tank with heat storage and release functions. Background The heat storage water tank with the heat storage and release functions is high-efficiency energy utilization equipment, can store heat energy, stores water in the tank through heating, enables the heat energy to be accumulated, can release the heat stored before when the heat energy is needed in the peak regulation period of a power grid, meets the requirements of users, is beneficial to balancing the supply and the demand of energy, improves the energy utilization efficiency, can reduce the energy waste through storing redundant heat energy, plays an important role in the aspects of energy conservation, emission reduction and energy use flexibility improvement by the aid of the unique heat storage and release functions of the heat storage water tank, and is an indispensable part in a modern energy system; The Chinese patent with publication number of CN206905308U discloses a layered heat storage water tank, which comprises an inner container and a baffle plate assembly, wherein the top of the inner container is provided with an opening, the baffle plate assembly comprises a baffle plate, a connecting rod and an upper end cover, the connecting rod and the baffle plate are arranged in the inner container, the baffle plate is fixedly connected with the upper end cover arranged outside the inner container through the connecting rod, and the upper end cover detachably covers the opening of the inner container. When the layered heat storage water tank is used for storing hot water, the hot water is fed from the water inlet pipe at the lower end of the inner container, and when layered heat storage is carried out in the inner container, high-temperature liquid can be upwards detained and low-temperature liquid can be downwards detained, the high-temperature liquid can be contacted with the low-temperature liquid at the lower end inside the inner container, the heat of the high-temperature liquid can be absorbed by the low-temperature liquid, heat loss is caused, and the layered heat storage water is poor in effect. Disclosure of utility model The utility model aims to provide a hot water storage tank with heat storage and release functions, wherein stored liquid is continuously discharged into the upper end of the inner container through a water inlet pipe, meanwhile, low-temperature liquid stored in the inner container in advance is continuously extracted, so that the low-temperature liquid is stored in a storage cavity, when high-temperature liquid at the upper end of the inner container is discharged, the temporarily stored low-temperature liquid can be extracted from the storage cavity, the low-temperature liquid is supplemented to the lower end of the inner container, so that warm liquid can be continuously positioned at the uppermost end of the inner container, and can be continuously extracted by a first water outlet pipe, so that the contact frequency between the low-temperature liquid and the high-temperature liquid is reduced, and the problems in the prior art are solved. In order to achieve the purpose, the hot water storage tank with the heat storage and release functions comprises a liner, wherein a water inlet pipe is arranged at the upper end inside the liner in an extending mode on one side outside the liner, a storage frame with a storage cavity is arranged outside the liner in a surrounding mode, a reserved cavity is reserved at one side, facing the water inlet pipe, of the outer portion of the storage frame, a fourth backflow pipe is arranged at the storage cavity in an extending mode, facing the reserved cavity, of the outer portion of the storage frame, a first backflow pipe is arranged at one side, facing the fourth backflow pipe, of the lower end of the liner in an extending mode, a second pump is arranged between the first backflow pipe and the fourth backflow pipe, a third backflow pipe is arranged at one side between the second pump and the fourth backflow pipe, a first pump is arranged at one end of the third backflow pipe, and a second backflow pipe is arranged between one end of the first pump and the lower end inside the liner. Preferably, the first return pipe is in sealing connection with the second pump, and the second return pipe, the first pump and the third return pipe are in sealing connection in sequence. Preferably, the fourth return pipe, the second pump and the third return pipe are in sealing connection through a three-way valve. Preferably, a first water outlet pipe is arranged at the lower end of the outer part of the water inlet pipe. Preferably, a second water outlet pipe is arranged at the lower end of the inner part of the inner container in an extending way at one side of the outer part of the inner conta