CN213955644U

CN213955644U - Low-voltage flake graphite powder energy-storage hot water supply device

Info

Publication number: CN213955644U
Application number: CN202022936489.7U
Authority: CN
Inventors: 毛靖
Original assignee: Dalian Transen Technology Co ltd
Current assignee: Dalian Transen Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-13
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a low tension electricity flake graphite powder energy storage hot water supply unit, trapezoidal inner bag sets up in the heat preservation passageway of heat preservation casing, set up air pipe in the trapezoidal inner bag, the heating pipeline, air pipe and heat preservation passageway intercommunication, the heating pipe has been inserted in the heating pipeline, all the other spaces fill flake graphite powder in the trapezoidal inner bag, heat preservation passageway both ends respectively with go into the tuber pipe, go out the tuber pipe intercommunication, go into the tuber pipe, it all installs electronic blast valve to go out the tuber pipe, go out tuber pipe and frequency conversion fan intercommunication, hot water system sets up intraductally at the air-out, even there is the air outlet between hot water system and the frequency conversion fan, the air outlet communicates with going into the tuber pipe, hot water system includes the finned tube, the finned tube sets up intraductally at the air-out, the finned tube is located the lower part and the cold water access connection of its windward side, the finned tube is located the upper portion and the hot water outlet intercommunication of its leeward side. The utility model is characterized in that: the crystalline flake graphite powder is used for storing energy and supplying hot water, so that the thermal conductivity is good; convenient maintenance, difficult deformation, the maintenance cost is low.

Description

Low-voltage flake graphite powder energy-storage hot water supply device

Technical Field

The utility model relates to a heating device, concretely relates to low-voltage scale graphite powder energy storage hot water supply device.

Background

In the heat storage type electric heating device, most products use magnesia bricks as heat storage media, but are limited by factors such as the annual decline of the yield of magnesite, the transportation cost of the magnesia bricks and the like, so a heat storage material capable of replacing the magnesia bricks is designed to be better used in a heat supply device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the not enough problem of above-mentioned, provide a low tension electricity scale graphite powder energy storage hot water supply unit.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the low-voltage flake graphite powder energy-storage hot water supply device comprises a heat-insulation shell, a trapezoidal inner container, a water heating device and a variable-frequency fan, wherein the trapezoidal inner container is arranged in a heat-insulation channel of the heat-insulation shell, an air pipeline is arranged in the trapezoidal inner container and is communicated with the heat-insulation channel, a heating pipeline is arranged at the position, close to the air pipeline, of the trapezoidal inner container, a heating pipe is inserted in the heating pipeline, the rest space in the trapezoidal inner container is filled with flake graphite powder, the two ends of the heat-insulation channel are respectively communicated with an air inlet pipe and an air outlet pipe, a first electric air valve and a second electric air valve are respectively arranged on the air inlet pipe and the air outlet pipe, the end part of the air outlet pipe is communicated with the variable-frequency fan, the water heating device is arranged in the air outlet pipe between the second electric air valve and the variable-frequency fan, an air outlet is communicated with the air inlet pipe, the hot water device comprises finned tubes, the finned tubes are arranged in the air outlet pipes, the lower portions of the finned tubes, which are located on the windward surfaces of the finned tubes, are connected with the cold water inlets, and the upper portions of the finned tubes, which are located on the leeward surfaces of the finned tubes, are communicated with the hot water outlets.

A plurality of ventilation pipelines parallel to the ground and a plurality of heating pipelines parallel to the ground and perpendicular to the ventilation pipelines are uniformly distributed in the trapezoidal inner container.

The top of the trapezoidal inner container is connected with a nitrogen filling device.

And a gate is arranged on the heat preservation shell and is positioned at the wiring end of the heating pipe.

The heating pipes are connected by adopting a triangular connection method.

The utility model is characterized in that: the flaky graphite powder is used for storing energy and supplying hot water, and a conventional heat storage medium magnesia brick is changed into the flaky graphite powder, so that the flaky graphite powder has better heat conductivity; the air pipe can be moved to the outside of the heat-insulating shell from the right below of the heat-insulating shell, so that the height of the heat-insulating shell is reduced, more use environments can be met, and compared with a square inner container, the side wall of the trapezoidal inner container cannot bear too much pressure of the scale graphite powder, so that the deformation of the inner container caused by expansion with heat and contraction with cold is avoided; the heating pipe is in the heating pipeline, separates completely with scale graphite powder, so even the heating pipe has burnt out, also very conveniently takes out, after adorning scale graphite powder in trapezoidal inner bag, because the scale graphite powder in trapezoidal inner bag has been obstructed the chance that contacts with the air by air pipe, so only fill nitrogen gas once and can use for a long time, reduced the later maintenance cost.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the ladder-shaped inner container of the present invention.

Wherein: 1. the device comprises a heat preservation shell 101, a heat preservation channel 2, a trapezoidal inner container 3, a heating pipeline 4, a ventilating pipeline 5, a heating pipe 6, flake graphite powder 7, a nitrogen filling device 81, an air inlet pipe 82, an air outlet pipe 9, a variable frequency fan 10, a cold water inlet 11, a hot water outlet 12, a finned pipe 13, a gate 14 and an air outlet.

Detailed Description

As shown in fig. 1 and 2, the utility model relates to a low-voltage flake graphite powder energy storage and hot water supply device, which comprises a heat preservation shell 1, a trapezoidal inner container 2, a hot water device and a variable frequency fan 9, wherein the trapezoidal inner container 2 is made of stainless steel material, the trapezoidal inner container 2 is arranged in a heat preservation channel 101 of the heat preservation shell 1, a ventilating duct 4 and a heating duct 3 are welded in the trapezoidal inner container 2, a plurality of ventilating ducts 4 parallel to the ground and a plurality of heating ducts 3 parallel to the ground and perpendicular to the ventilating duct 4 are uniformly distributed in the trapezoidal inner container 2, heating pipes 5 are respectively inserted in the heating ducts 4, the ventilating ducts 4 are respectively communicated with the heat preservation channel 101, flake graphite powder 6 is filled in the rest spaces in the trapezoidal inner container 2, in order to prevent the flake graphite powder 6 from being oxidized at high temperature, a nitrogen filling device 7 is arranged at the top of the trapezoidal inner container 2, the heat preservation shell 1 is provided with a gate 13 at the wiring end of the heating pipe 5, the heating pipe 5 is convenient to replace, the heating pipe 5 is connected in a triangular connection mode due to the adoption of a low-voltage working condition, two ends of the heat preservation channel 101 are respectively communicated with the air inlet pipe 81 and the air outlet pipe 82, the air inlet pipe 81 and the air outlet pipe 82 are respectively provided with a first electric air valve 51 and a second electric air valve 52, the end part of the air outlet pipe 82 is communicated with the variable frequency fan 9, the hot water device is arranged in the air outlet pipe 82 between the second electric air valve 52 and the variable frequency fan 9, an air outlet 14 is communicated between the hot water device and the variable frequency fan 9, the air outlet 14 is communicated with the air inlet pipe 81 to form a circulating air path, the hot water device comprises finned pipes 12, the finned pipes 12 are arranged in the air outlet pipe 82, and the lower parts of the finned pipes 12 on the windward side are connected with a cold water inlet 10, the finned tube 12 is positioned on the leeward side of the finned tube and is communicated with the hot water outlet 11.

When hot water is needed, the first electric air valve 51 and the second electric air valve 52 are opened simultaneously, air flow can flow in the air path, the variable frequency fan 9 is started, air in the system flows to the second electric air valve 52 from the first electric air valve 51, heat of the scale graphite powder 6 of the trapezoidal inner container can be brought to the finned tubes 12 in the hot water device, cold water entering through the cold water inlet 10 is heated and then flows to a use terminal from the hot water outlet 11, the temperature of the hot water can be controlled through the frequency of the variable frequency fan 9, and the cold air after heat exchange enters the air inlet pipe 81 again from the air outlet 14 for recycling.

When the utility model discloses when shutting down, in order to guarantee that the heat does not run off, need close electronic blast gate 51 and electronic blast gate two 52 simultaneously, make the hot-air stay in heat preservation casing 1.

The utility model can store energy and supply hot water by the flake graphite powder, after the conventional heat storage medium magnesia brick is changed into the flake graphite powder, the air pipes (the air inlet pipe 81 and the air outlet pipe 82) can be moved to the outside of the heat preservation shell 1 from the right below of the heat preservation shell 1, which is equivalent to reducing the height of the heat preservation shell 1, thereby satisfying more use environments, compared with a square inner container, the side wall of the trapezoidal inner container 2 can not bear too much pressure of the flake graphite powder 6, thereby avoiding the inner container deformation caused by thermal expansion and cold contraction, the heating pipe of the utility model is completely separated from the flake graphite powder 6 in the heating pipeline, so that the heating pipe 5 can be used for a long time even if being burnt out, and after the flake graphite powder 6 is filled in the trapezoidal inner container 2, because the flake graphite powder 6 in the trapezoidal inner container 2 is separated by the ventilation pipeline 4, the opportunity of contacting with the air is blocked, so that only one-time nitrogen gas is filled, and the later maintenance cost is reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be within the technical scope of the present invention, and the technical solutions and the inventive concepts of the present invention are equivalent to or changed according to the present invention, and all those skilled in the art should be covered by the scope of the present invention.

Claims

1. Low pressure electric flake graphite powder energy storage hot water supply device which characterized in that: the heat preservation device comprises a heat preservation shell, a trapezoidal inner container, a water heating device and a variable frequency fan, wherein the trapezoidal inner container is arranged in a heat preservation channel of the heat preservation shell, an air pipeline is arranged in the trapezoidal inner container and is communicated with the heat preservation channel, a heating pipeline is arranged at the position, close to the air pipeline, of the trapezoidal inner container, a heating pipe is inserted in the heating pipeline and is connected by adopting a triangular connection method, the rest space in the trapezoidal inner container is filled with flake graphite powder, the two ends of the heat preservation channel are respectively communicated with an air inlet pipe and an air outlet pipe, a first electric air valve and a second electric air valve are respectively arranged on the air inlet pipe and the air outlet pipe, the end part of the air outlet pipe is communicated with the variable frequency fan, the water heating device is arranged in the air outlet pipe between the second electric air valve and the variable frequency fan, an air outlet is communicated with the air inlet pipe, the hot water device comprises finned tubes, the finned tubes are arranged in the air outlet pipes, the lower portions, located on the windward surfaces, of the finned tubes are connected with cold water inlets, the upper portions, located on the leeward surfaces, of the finned tubes are communicated with hot water outlets, and gates are arranged on the heating pipe wiring ends of the heat preservation shell.

2. The energy-storing and hot-water supplying device of low-voltage flake graphite powder as claimed in claim 1, characterized in that: a plurality of ventilation pipelines parallel to the ground and a plurality of heating pipelines parallel to the ground and perpendicular to the ventilation pipelines are uniformly distributed in the trapezoidal inner container.

3. The energy-storing and hot-water supplying device of low-voltage flake graphite powder as claimed in claim 1, characterized in that: the top of the trapezoidal inner container is connected with a nitrogen filling device.