CN211781925U - External thermal insulation structure for water storage type electric water heater - Google Patents

Abstract

The utility model provides an external insulation construction for retaining formula electric water heater relates to electric water heater technical field, include: the heat preservation shell comprises a heat preservation shell body, a shell body and an inner container, wherein fixing covers are fixedly connected to the left side and the right side of the heat preservation shell body respectively, a blow-off pipe is fixedly installed at the bottom end of the heat preservation shell body, a water outlet pipe is arranged on the right side of the blow-off pipe and connected with the heat preservation shell body, and a rock wool layer is fixedly connected to the inner wall of the heat preservation. This practicality is through installing the heat preservation casing, fixed lid will keep warm casing internal seal during the installation, reduce the inside temperature of casing and descend along with outside temperature variation, the inside diameter on rock wool layer is the same with the diameter of casing, the bottom and the outlet pipe on rock wool layer, the surface laminating of inlet tube, the rock wool layer has certain compliance, when heat preservation casing and shell are installed, rock wool layer and casing contact prevent that outside temperature from changing and the inside temperature of casing, reduce the outlet pipe, the inlet tube runs off with the inside temperature of casing.

Description

External thermal insulation structure for water storage type electric water heater

Technical Field

The utility model relates to an electric water heater technical field, more specifically say, relate to an external insulation construction for retaining formula electric water heater.

Background

The water storage type electric water heater is a fixed appliance for heating water, can store hot water for a long time or temporarily, is a common household water storage type electric water heater, is convenient to install, has low price, needs to be heated for a long time, can preserve heat after reaching a certain temperature, can cut off power and preserve heat when the conventional electric water heater is heated to a certain temperature, has good heat preservation of the electric water heater, but is determined by the external temperature and the temperature difference between the inside and the outside of the electric water heater due to the influence of the external environment, the water temperature continuously decreases along with the passage of time and the external temperature, the speed of the water sliding downwards in summer is slow, the speed of the water sliding downwards in winter is fast, the energy of the hot water stored in the electric water heater is continuously released and heated along with the decrease of the water temperature, so that a large amount of electric energy is consumed, and when the conventional, the water source can not enter the electric water heater to heat, so that the electric water heater is easy to damage and can not operate when being heated.

SUMMERY OF THE UTILITY MODEL

Problem (A)

The utility model provides an external insulation construction for retaining formula electric water heater to the speed that provides current retaining formula electric water heater gliding winter temperature in solving above-mentioned background art is a bit fast, the easy frozen problem of the inside water source of business turn over water pipe.

(II) technical scheme

The utility model provides an external insulation construction for retaining formula electric water heater, include: the heat-insulation shell comprises a heat-insulation shell, a shell and an inner container, wherein fixed covers are fixedly connected to the left side and the right side of the heat-insulation shell, a blow-off pipe is fixedly mounted at the bottom of the heat-insulation shell, a water outlet pipe is arranged on the right side of the blow-off pipe and connected with the heat-insulation shell, a rock wool layer is fixedly connected to the inner wall of the heat-insulation shell, the shell is embedded in the rock wool layer, an inner container is arranged in the shell, a heating assembly is fixedly mounted on the right side of the inner container, a first heating rod is fixedly mounted on the left side of the heating assembly, a temperature control rod is fixedly mounted on the left side of the heating assembly, a heat-insulation layer is fixedly connected to the surface of the inner container, a fixed sleeve is fixedly mounted on the right side of the bottom of the heat-insulation shell, the, The shell and the heat preservation layer are connected with the inner container, the second heating rod is fixedly connected inside the water inlet pipe, and the temperature regulator is fixedly connected to the front face of the heat preservation shell.

Preferably, the inner diameter of the fixing cover is the same as the diameter of the heat preservation shell, and the length of the fixing cover is smaller than that of the heat preservation shell.

Preferably, the heat preservation is polyurethane foaming layer, the heat preservation encircles the inner bag surface setting, just the inside and outlet pipe of bottom, the surface laminating of inlet tube that the heat preservation set up.

Preferably, the inside diameter on rock wool layer is the same with the diameter of casing, the bottom on rock wool layer and the surface laminating of outlet pipe, inlet tube.

Preferably, the heat preservation pipe is a foam hose, and the inner wall of the heat preservation pipe is attached to the surface of the water inlet pipe.

Preferably, the water inlet pipe is a metal pipe, and the second heating rod is L-shaped.

Preferably, the second heating rod is in signal connection with the heating assembly through a power line, the heating assembly is electrically connected with an external power supply through a power line, and the temperature regulator is electrically connected with the temperature control rod through a power line.

(III) advantageous effects

The utility model discloses an install fixed cover, the surface laminating of insulating tube and inlet tube keeps warm with the inlet tube, winter, reduce the inside temperature of inlet tube and run off fast, lead to the inside unable operation that freezes of inlet tube, when electric water heater is not the time spent for a long time, the inlet tube is inside can change along with the outside temperature change, lead to inside freezing, when electric water heater uses suddenly, the inlet tube can't be with the quick leading-in inner bag in the water source that freezes, heat through the second heating rod, the below of second heating rod and the water source that freezes pre-contact, make the water source that freezes melt leading-in inner bag fast, damage first heating rod when preventing the inner bag heating.

Secondly, through installing the heat preservation casing, the fixed lid is with heat preservation casing internal seal during installation, it descends along with outside temperature variation to reduce the inside temperature of casing, the inside diameter on rock wool layer is the same with the diameter of casing, the bottom and the outlet pipe on rock wool layer, the surface laminating of inlet tube, the rock wool layer has certain compliance, when heat preservation casing and casing installation, rock wool layer and casing contact prevent that outside temperature from changing and the inside temperature of casing, reduce the outlet pipe, the inlet tube runs off the inside temperature of casing.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of FIG. 1 according to the present invention;

fig. 3 is a schematic view of a partial structure of the fixing sleeve of the present invention;

fig. 4 is a schematic view of the internal structure of the fixing sleeve of the present invention.

In fig. 1 to 4, the correspondence between the part names or lines and the reference numbers is:

the temperature control device comprises a heat preservation shell 1, a fixed cover 101, a sewage discharge pipe 102, a water outlet pipe 103, a rock wool layer 104, a shell 2, an inner container 3, a heating assembly 301, a first heating rod 302, a temperature control rod 303, a heat preservation layer 304, a fixed sleeve 4, a heat preservation pipe 401, a water inlet pipe 402, a second heating rod 403 and a temperature regulator 5.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the present invention, but are not intended to limit the scope of the present invention.

Please refer to fig. 1 to 4; the utility model provides an external insulation construction for retaining formula electric water heater, include: the heat preservation shell 1, the shell 2 and the inner container 3, the left side and the right side of the heat preservation shell 1 are fixedly connected with a fixed cover 101, the bottom end of the heat preservation shell 1 is fixedly provided with a sewage discharge pipe 102, the right side of the sewage discharge pipe 102 is provided with a water outlet pipe 103, the water outlet pipe 103 is connected with the heat preservation shell 1, the inner wall of the heat preservation shell 1 is fixedly connected with a rock wool layer 104, the inner part of the rock wool layer 104 is nested with the shell 2, the inner container 3 is arranged in the shell 2, the right side of the inner container 3 is fixedly provided with a heating component 301, the left side of the heating component 301 is partially and downwards fixedly provided with a first heating rod 302, the left side of the heating component 301 is upwardly fixedly provided with a temperature control rod 303, the surface of the inner container 3 is fixedly connected with a heat preservation layer 304, the bottom end of the heat, the water inlet pipe 402 penetrates through the heat insulation shell 1, the shell 2 and the heat insulation layer 304 to be connected with the inner container 3, the second heating rod 403 is fixedly connected inside the water inlet pipe 402, and the temperature regulator 5 is fixedly connected to the front side of the heat insulation shell 1.

Further, the inside diameter of fixed lid 101 is the same with the diameter of heat preservation casing 1, and the length of fixed lid 101 is less than the length of heat preservation casing 1, and fixed lid 101 of being convenient for passes through the bolt and installs with heat preservation casing 1, and fixed lid 101 is with heat preservation casing 1 internal seal during the installation, reduces 2 inside temperatures of casing and descends along with outside temperature change, prevents that 1 inside temperature of casing from running off fast.

Further, layer is sent out for polyurethane to heat preservation 304, heat preservation 304 encircles 3 surface settings of inner bag, and the bottom that heat preservation 304 set up is inside and outlet pipe 103, inlet tube 402's surface laminating, heat preservation 304 keeps warm inner bag 3, the bottom that sets up through heat preservation 304 is inside and outlet pipe 103, inlet tube 402's surface laminating, reduce heat energy and lead to pipe 103, inlet tube 402 runs off, and with water pipe 103, inlet tube 402 keeps warm, water pipe 103 when preventing winter, inlet tube 402's inside is exported the temperature fast the back and is iced.

Further, the inside diameter on rock wool layer 104 is the same with casing 2's diameter, and rock wool layer 104's bottom and outlet pipe 103, inlet tube 402's surface laminating, and rock wool layer 104 has certain compliance, and the heat preservation casing 1 and the installation of casing 2 of being convenient for, when heat preservation casing 1 and casing 2 were installed, rock wool layer 104 and casing 2 contacted prevent that outside temperature from changing and casing 2 inside temperature, reduce casing 2 inside temperature and run off.

Further, insulating tube 401 is the foam hose, and insulating tube 401's inner wall and inlet tube 402's surface laminating, and insulating tube 401 keeps warm with inlet tube 402's surface laminating, and during the winter, it runs off fast to reduce the inside temperature of inlet tube 402, leads to the inside unable operation that freezes of inlet tube 402.

Further, inlet tube 402 is the tubular metal resonator, and second heating rod 403 is the L form, when electric water heater was not used for a long time, the inside can change along with outside temperature variation of inlet tube 402, lead to inside freezing, when electric water heater used suddenly, inlet tube 402 can't be with the leading-in inner bag 3 of frozen water source fast, when heating through second heating rod 403, inlet tube 402 can not damage, the below of second heating rod 403 and the water source that freezes contact in advance, make the water source that freezes melt fast, prevent that inner bag 3 from damaging.

Further, the second heating rod 403 is in signal connection with the heating element 301 through a power line, the heating element 301 is electrically connected with an external power source through a power line, and the temperature regulator 5 is electrically connected with the temperature control rod 303 through a power line.

The working principle is as follows: firstly, the heat preservation shell 1 and the shell 2 are installed in advance, when in installation, the fixing cover 101 is installed with the heat preservation shell 1 through bolts, the fixing cover 101 seals the interior of the heat preservation shell 1, the electric water heater is installed on a wall surface, secondly, when in use, water enters through the water inlet pipe 402, the heating component 301 controls the second heating rod 403 to heat the frozen water source in advance, the water inlet pipe 402 which is a metal pipe cannot be damaged, the lower part of the second heating rod 403 is in contact with the frozen water source in advance, so that the frozen water source is melted quickly and is led into the inner container 3, after the second heating rod 403 is heated, the heat preservation pipe 401 is attached to the surface of the water inlet pipe 402 to preserve heat the water inlet pipe 402, finally, when the electric water heater is used, the heated water is discharged through the water outlet pipe 103, the bottom end interior arranged on the heat preservation layer 304 is attached to the surface of the, and the water pipe 103 is kept warm.

The embodiments of the present application have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. An external insulation structure for a water storage type electric water heater comprises: the heat-insulation shell body (1), the shell body (2) and the inner container (3) are characterized in that fixed covers (101) are fixedly connected to the left side and the right side of the heat-insulation shell body (1), a blow-off pipe (102) is fixedly installed at the bottom end of the heat-insulation shell body (1), a water outlet pipe (103) is arranged on the right side of the blow-off pipe (102), the water outlet pipe (103) is connected with the heat-insulation shell body (1), a rock wool layer (104) is fixedly connected to the inner wall of the heat-insulation shell body (1), the shell body (2) is nested inside the rock wool layer (104), the inner container (3) is arranged inside the shell body (2), a heating component (301) is fixedly installed on the right side of the inner container (3), a first heating rod (302) is fixedly installed on the lower left side of the heating component (301), a temperature control rod (303) is, the fixed surface of inner bag (3) is connected with heat preservation (304), the bottom of heat preservation casing (1) is fixed mounting on the right side and is fixed cover (4), the inside nestification of fixed cover (4) is provided with insulating tube (401), the inside nestification of insulating tube (401) is provided with inlet tube (402), just inlet tube (402) run through heat preservation casing (1), casing (2) and heat preservation (304) and are connected with inner bag (3), the inside fixedly connected with second heating rod (403) of inlet tube (402), the positive fixedly connected with temperature regulator (5) of heat preservation casing (1).

2. The external heat insulation structure for the water storage type electric water heater as claimed in claim 1, wherein the inner diameter of the fixing cover (101) is the same as the diameter of the heat insulation shell (1), and the length of the fixing cover (101) is smaller than the length of the heat insulation shell (1).

3. The external heat-insulating structure for the water storage type electric water heater as claimed in claim 1, wherein the heat-insulating layer (304) is a polyurethane foam layer, the heat-insulating layer (304) is arranged around the surface of the inner container (3), and the inner part of the bottom end of the heat-insulating layer (304) is attached to the surfaces of the water outlet pipe (103) and the water inlet pipe (402).

4. The external heat insulation structure for the water storage type electric water heater as claimed in claim 1, wherein the inner diameter of the rock wool layer (104) is the same as that of the shell (2), and the bottom end of the rock wool layer (104) is attached to the surfaces of the water outlet pipe (103) and the water inlet pipe (402).

5. The external heat-insulating structure for the water storage type electric water heater as claimed in claim 1, wherein the heat-insulating pipe (401) is a foam hose, and the inner wall of the heat-insulating pipe (401) is attached to the surface of the water inlet pipe (402).

6. The external thermal insulation structure for the water storage type electric water heater as claimed in claim 1, wherein the water inlet pipe (402) is a metal pipe, and the second heating rod (403) is L-shaped.

7. The external insulation structure for the water storage type electric water heater as claimed in claim 1, wherein the second heating rod (403) is in signal connection with the heating assembly (301) through a power line, the heating assembly (301) is electrically connected with an external power supply through a power line, and the temperature regulator (5) is electrically connected with the temperature control rod (303) through a power line.

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