CN216897800U

CN216897800U - External liquid heater

Info

Publication number: CN216897800U
Application number: CN202220483713.8U
Authority: CN
Inventors: 李小坚
Original assignee: Shenzhen Luorong Technology Co ltd
Current assignee: Shenzhen Luorong Technology Co ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-07-05
Anticipated expiration: 2032-03-08

Abstract

The utility model discloses an external liquid heater which comprises an outer shell, wherein an electric heating pipe and a water storage pipe are respectively arranged in the outer shell, the water storage pipe is of a spiral structure, the water storage pipe is spirally wrapped outside the electric heating pipe, a first pipe joint and a second pipe joint are respectively arranged at two ends of the water storage pipe, the first pipe joint and the second pipe joint are fixedly arranged on the side surface of the outer shell, and an NTC fixing position, a temperature safety fixing position and a temperature control switch fixing position are respectively arranged on the surface of the outer shell. This external liquid heater, through setting up around spiral standpipe parcel electric heating pipe, the length and the heat transfer area of spiral design increase the standpipe, utilize the heat transfer to heat the water in the standpipe, and the water phase that is detained in the standpipe is less than the water tank water storage, and rate of heating is fast, has also reduced hydrothermal waste to realize the instant effect of going out water of instant heating.

Description

External liquid heater

Technical Field

The utility model relates to the technical field of heaters, in particular to an external liquid heater.

Background

The electric heater is an electric appliance which utilizes electric energy to achieve a heating effect, is high in heating power and wide in application range, adopts an intelligent control mode, is high in temperature control precision, can be networked with a computer, is wide in application range, long in service life and high in reliability, and is energy conversion which is the core of a heater principle, and most widely converts the electric energy into heat energy.

The heater commonly used at present all is provided with great water storage chamber, installation electric heating pipe in the water storage chamber, heat water, discharge hot water back, supplementary cold water mixes with hot water and makes the temperature reduce, need the circular telegram to heat it, the water tank is big more, heating time is longer, consume energy more, the hot water that does not use up in the water storage chamber also is a waste, in order to realize energy-conservation, reach the instant effect of going out water of instant heating, this application improves current heater, an external liquid heater is proposed.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an external liquid heater, which solves the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an external liquid heater, includes the shell body, be provided with electric heating pipe and standpipe in the shell body respectively, the standpipe is helical structure, and standpipe spiral parcel is in electric heating pipe's the outside, and the both ends of standpipe are provided with first coupling and second coupling respectively, and the equal fixed mounting of first coupling and second coupling is in the side of shell body, and the surface of shell body is provided with the fixed position of NTC respectively, the fixed position of temperature insurance and the fixed position of temperature detect switch.

Preferably, the shell body is made of aluminum alloy, two installation fixing positions are arranged on the side face of the shell body, the two installation fixing positions and the shell body are of an integrated structure, and the surfaces of the two installation fixing positions are provided with through holes.

Preferably, the electric heating pipe is of a U-shaped structure, the two ends of the electric heating pipe are respectively provided with a conductive connecting electrode, and the conductive connecting electrodes at the two ends are fixedly installed at the bottom of the outer shell.

Preferably, the number of the temperature controlled switch fixing positions is three, wherein two temperature controlled switch fixing positions are symmetrically arranged on the left side and the right side of the back face of the outer shell, and one temperature controlled switch fixing position is arranged on the side face of the outer shell.

Preferably, the number of the temperature safety fixing positions is two, and the two temperature safety fixing positions correspond to the two temperature control switch fixing positions on the back face of the outer shell in a one-to-one mode.

Preferably, the number of the NTC fixing positions is two, two NTC fixing positions are arranged at the front and rear sides of the outer shell, and the two NTC fixing positions correspond to the first pipe joints and the second pipe joints one to one.

Advantageous effects

The utility model provides an external liquid heater, which has the following beneficial effects:

1. this external liquid heater, through setting up around spiral standpipe parcel electric heating pipe, spiral design increases the length and the heat transfer area of standpipe, utilizes the heat transfer to heat the water in the standpipe, and the water phase that is detained in the standpipe is less than the water tank water storage, and rate of heating is fast, has also reduced hydrothermal waste to realize the instant effect of going out water of instant heating.

2. This external liquid heater through setting up the NTC fixed position near first coupling and second coupling respectively, is convenient for carry out temperature monitoring to the entry of standpipe and export water, facilitates for hot water control, through setting up U type electric heating pipe, improves the rate of heating to the standpipe greatly, guarantees in time to go out hot water, reduces intraductal cold water discharge to realize the effect of energy-conserving water conservation.

Drawings

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

FIG. 2 is a schematic rear view structure of the present invention;

fig. 3 is a schematic view of the structure of an electric heating pipe and a water storage pipe according to the present invention.

In the figure: the device comprises an outer shell 1, an electric heating pipe 2, a water storage pipe 3, a first pipe joint 4, a second pipe joint 5, a NTC fixing position 6, a temperature safety fixing position 7, a temperature control switch fixing position 8, an installation fixing position 9 and a conductive connecting pole 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an external liquid heater, including shell body 1, shell body 1 is the aluminum alloy material, the side of shell body 1 is provided with two installation fixed position 9, two installation fixed position 9 and shell body 1 structure as an organic whole, and the perforation has all been seted up on two installation fixed position 9's surface, be provided with electric heating pipe 2 and standpipe 3 in the shell body 1 respectively, electric heating pipe 2 is U type structure, electric heating pipe 2's both ends all are provided with electrically conductive connection utmost point 10, the electrically conductive connection utmost point 10 fixed mounting at both ends is in the bottom of shell body 1, standpipe 3 is the heliciform structure, 3 spiral parcels in electric heating pipe 2's the outside of standpipe.

The both ends of standpipe 3 are provided with first coupling 4 and second coupling 5 respectively, the equal fixed mounting in shell body 1 of first coupling 4 and second coupling 5 is in the side of shell body 1, the surface of shell body 1 is provided with NTC fixed position 6 respectively, the fixed position of temperature insurance 7 and the fixed position of temperature detect switch 8, the quantity of the fixed position of temperature detect switch 8 is three, wherein two 8 symmetries of the fixed position of temperature detect switch set up the left and right sides at the 1 back of shell body, one of them 8 sets up the side at the 1 back of shell body of temperature detect switch, the quantity of the fixed position of temperature insurance 7 is two, with the fixed position 8 one-to-one of two temperature detect switches at the 1 back of shell body.

The quantity of the NTC fixed position 6 is two, two NTC fixed positions 6 are arranged on the front side and the rear side of the outer shell 1, the two NTC fixed positions 6 correspond to the first pipe joint 4 and the second pipe joint 5 one to one, the NTC fixed positions 6 are respectively arranged near the first pipe joint 4 and the second pipe joint 5, the NTC thermistor is installed, the resistance value of the positive temperature coefficient thermistor (PTC) is larger when the temperature is higher, the resistance value of the negative temperature coefficient thermistor (NTC) is lower when the temperature is higher, the change of the resistance value generates a control signal, the temperature of inlet water and outlet water of the water storage pipe 3 is convenient to monitor, convenience is provided for hot water control, the U-shaped electric heating pipe 2 is arranged, the temperature rise is concentrated, the heating speed of the water storage pipe 3 is greatly improved, the hot water is ensured to be discharged in time, the cold water discharge amount in the pipe is reduced, and the energy-saving and water saving effects are realized.

Around 3 parcel electric heating pipes 2 through setting up spiral standpipe, the length and the heat transfer area of spiral design increase standpipe 3 utilize the heat transfer to heat the water in standpipe 3, and the water that is detained in standpipe 3 is less than the water tank water storage, and rate of heating is fast, has also reduced hydrothermal waste to realize the instant effect of going out water of instant heating.

The working principle is as follows: when using the device, first coupling 4 and cold water raceway connection, second coupling 5 and hot water discharge union coupling, electric heating pipe 2 circular telegram, generate heat and heat the cold water of storage in the standpipe 3, rivers in the standpipe 3 are the heliciform fluid, the temperature is improved gradually, discharge after reaching rated temperature, great storage chamber has been got rid of to this design, the cold water of avoiding supplementarily mixes with the warm water, improve rate of heating, the hot water of detention is few, reduce hydrothermal waste, thereby realize the function of the instant play water of instant heating, it is convenient to use, energy saving.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An external liquid heater, comprising an outer shell (1), characterized in that: be provided with electric heating pipe (2) and standpipe (3) in shell body (1) respectively, standpipe (3) are helical structure, standpipe (3) spiral parcel is in the outside of electric heating pipe (2), the both ends of standpipe (3) are provided with first coupling (4) and second coupling (5) respectively, the equal fixed mounting in the side of shell body (1) of first coupling (4) and second coupling (5), the surface of shell body (1) is provided with NTC fixed position (6), the fixed position of temperature insurance (7) and the fixed position of temperature detect switch (8) respectively.

2. An external liquid heater according to claim 1, wherein: the utility model discloses a structure, including shell body (1), shell body (1) is the aluminum alloy material, and the side of shell body (1) is provided with two installation fixed positions (9), and two installation fixed positions (9) and shell body (1) structure as an organic whole, and the perforation has all been seted up on the surface of two installation fixed positions (9).

3. An external liquid heater according to claim 2, wherein: electric heating pipe (2) are U type structure, and electric heating pipe's (2) both ends all are provided with electrically conductive connection utmost point (10), and electrically conductive connection utmost point (10) fixed mounting at both ends is in the bottom of shell body (1).

4. An external liquid heater according to claim 3, wherein: the number of temperature detect switch fixed position (8) is three, and wherein two temperature detect switch fixed position (8) symmetry sets up the left and right sides at the shell (1) back, and one of them temperature detect switch fixed position (8) sets up the side at shell (1).

5. An external liquid heater according to claim 4, wherein: the number of the temperature insurance fixing positions (7) is two, and the two temperature insurance fixing positions correspond to the two temperature control switch fixing positions (8) on the back surface of the outer shell (1) one by one.

6. An external liquid heater according to claim 5, wherein: the number of the NTC fixing positions (6) is two, the two NTC fixing positions (6) are arranged on the front side and the rear side of the outer shell (1), and the two NTC fixing positions (6) correspond to the first pipe joints (4) and the second pipe joints (5) one to one.