CN217684927U

CN217684927U - Dry burning preventing structure of steam generator and electric appliance

Info

Publication number: CN217684927U
Application number: CN202220874681.4U
Authority: CN
Inventors: 张媛媛
Original assignee: Zhongshan Mile Electric Appliance Co ltd
Current assignee: Zhongshan Mile Electric Appliance Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-10-28
Anticipated expiration: 2032-04-07

Abstract

The utility model provides a steam generator prevents dry combustion method structure and electrical apparatus, including the steam generator main part, be provided with the evaporation chamber in the steam generator main part, this evaporation chamber bottom surface is provided with the device that generates heat, be provided with on the evaporation chamber and prevent dry combustion method device, should prevent the water level that dry combustion method device detected the evaporation chamber, through being provided with the dry combustion method device that detects the evaporation chamber water level on the evaporation chamber, when the water level in evaporation chamber is less than and sets for when high, the evaporation chamber adds water, and when the water level in evaporation chamber equals or is higher than and sets for the height, the evaporation chamber does not add water, has solved current problem of preventing dry combustion method through steam generator, in time adds water when water still does not burn futilely, and the structure is safe and reliable more.

Description

Dry burning prevention structure of steam generator and electric appliance

Technical Field

The utility model relates to a steam generator prevents dry combustion method structure and electrical apparatus.

Background

The condition of dry combustion method easily appears when using in current steam generator, has leaded to evaporating chamber bottom surface yellow and has become black, simultaneously because overheated the device that generates heat that leads to of evaporating chamber bottom surface easily burns out when dry combustion method.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the utility model provides a steam generator prevents dry combustion method structure and electrical apparatus aims at solving the problem that steam generator burns futilely.

The utility model provides a steam generator prevents dry combustion method structure, including the steam generator main part, be provided with the evaporation chamber in the steam generator main part, this evaporation chamber bottom surface is provided with the device that generates heat, be provided with on the evaporation chamber and prevent dry combustion method device, this prevents dry combustion method device and detects the water level in evaporation chamber.

Through being provided with the dry combustion method device that prevents that detects evaporation chamber water level on evaporation chamber, when evaporation chamber's water level is less than and sets for the height, evaporation chamber adds water, and when evaporation chamber's water level equals or is higher than and sets for the height, evaporation chamber does not add water, has solved the current problem of preventing dry combustion method through steam generator, in time adds water when water has not yet burnt dry, and the structure is safe and reliable more.

In one or more embodiments, when the steam generator main body is in operation, the water level of the evaporation cavity is higher than the set lowest water level of the dry-burning prevention device.

In one or more embodiments, the anti-dry heating device is provided with an insulating sheath, and the height from the sheath to the bottom of the evaporation cavity is the height of the lowest water level.

In one or more embodiments, the dry-heating prevention device is an electrode type liquid level meter.

In one or more embodiments, the heat generating device forms a heat generating tube, and the heat generating tube is fixedly connected with the bottom surface of the steam generator main body.

In one or more embodiments, the heat generating tube is an arc-shaped heat generating tube or a heat generating tube having a plurality of bends.

In one or more embodiments, the bottom of the evaporation chamber is provided with a mounting hole, and the anti-dry heating device extends upwards from the bottom of the evaporation chamber through the mounting hole.

An electric appliance comprises the steam generator dry burning prevention structure, a water tank, a water pump or a water valve and a control device, wherein the water pump or the water valve and the dry burning prevention device are respectively electrically connected with the control device, the water pump or the water valve is communicated with the water tank and supplies water to a steam generator main body, and the control device controls the water pump or the water valve to work or not work according to a water level signal of an evaporation cavity detected by the dry burning prevention device.

The utility model has the advantages that: through being provided with the dry combustion method device that prevents that detects evaporation chamber water level on evaporation chamber, when evaporation chamber's water level is less than and sets for the height, evaporation chamber adds water, and when evaporation chamber's water level equals or is higher than and sets for the height, evaporation chamber does not add water, has solved the current problem of preventing dry combustion method through steam generator, in time adds water when water has not yet burnt dry, and the structure is safe and reliable more.

Drawings

Fig. 1 is a schematic view of an anti-dry heating structure of a steam generator.

Fig. 2 is a bottom schematic view of an anti-dry heating structure of the steam generator.

Detailed Description

The application scheme is further described below with reference to the accompanying drawings:

referring to fig. 1-2, the dry-heating prevention structure of the steam generator includes a steam generator main body 1, an evaporation cavity 2 is arranged on the steam generator main body 1, a heating device 4 is arranged on the bottom surface of the evaporation cavity 2, a dry-heating prevention device 3 is arranged on the evaporation cavity 2, and the dry-heating prevention device 3 detects the water level of the evaporation cavity 2.

Further, when the steam generator body 1 is operated, the water level of the evaporation cavity 2 is higher than the set lowest water level of the dry-burning prevention device 3.

Further, an insulating sheath 31 is arranged on the anti-dry heating device 3, and the height from the sheath 31 to the bottom of the evaporation cavity 2 is the height of the lowest water level.

Preferably, the sheath 31 is a rubber sheath or a silicone sheath.

Further, the dry burning prevention device 3 is an electrode type liquid level meter.

Further, the heating device 4 forms a heating tube, the heating tube is fixedly connected with the bottom surface of the steam generator main body 1, and specifically, the heating tube is located at the bottom of the evaporation cavity 2 and welded with the bottom of the evaporation cavity 2.

Further, the heating tube is an arc heating tube or a heating tube with a plurality of bends.

Further, the bottom of the evaporation cavity 2 is provided with a mounting hole 21, and the dry-burning prevention device 3 upwardly passes through the mounting hole 21 from the bottom of the evaporation cavity 2 and upwardly extends.

The utility model provides an electric appliance, includes foretell steam generator prevents dry combustion method structure, water tank, water pump or water valve, controlling means, water pump and prevent dry combustion method device 3 respectively with controlling means electric connection, water pump or water valve, water tank intercommunication and to steam generator main part 1 water supply, controlling means detects the water level signal control water pump or the water valve work or not working of evaporation chamber according to preventing dry combustion method device 3, the water valve is the electronic valve, and when electric appliance adopted the water valve, the water pressure of water tank was greater than the water pressure of evaporation chamber 2.

The above-described preferred embodiments should be considered as examples of the embodiments of the present application, and any technical deductions, substitutions, improvements and the like, which are similar, approximate or based on the present application, should be considered as the protection scope of the present patent.

Claims

1. The utility model provides a steam generator prevents dry combustion method structure which characterized in that, includes the steam generator main part, be provided with the evaporation chamber in the steam generator main part, this evaporation chamber bottom surface is provided with the device that generates heat, be provided with on the evaporation chamber and prevent dry combustion method device, should prevent dry combustion method device detection evaporation chamber's water level.

2. The steam generator dry burning prevention structure of claim 1, wherein the water level of the evaporation chamber is higher than a set minimum water level of the dry burning prevention device when the steam generator main body operates.

3. The steam generator dry burning prevention structure of claim 2, wherein an insulating sheath is provided on the dry burning prevention means, and the height of the sheath from the bottom of the evaporation chamber is the height of the lowest water level.

4. The steam generator dry burning prevention structure of claim 2, wherein the dry burning prevention means is an electrode type level gauge.

5. The steam generator dry burning prevention structure of claim 1, wherein the heat generating means forms a heat generating tube which is fixed to a bottom surface of the steam generator main body.

6. The steam generator dry burning prevention structure of claim 5, wherein the heat generating pipe is an arc-shaped heat generating pipe or a heat generating pipe having a plurality of bends.

7. The steam generator dry burning prevention structure of claim 1, wherein the evaporation chamber is provided at a bottom thereof with a mounting hole, and the dry burning prevention means extends upwardly from the bottom of the evaporation chamber through the mounting hole.

8. An electric appliance, characterized in that, comprising the steam generator dry-heating preventing structure, the water tank, the water pump or the water valve, and the control device of any one of claims 1 to 7, wherein the water pump or the water valve, and the dry-heating preventing device are respectively electrically connected with the control device, the water pump or the water valve is communicated with the water tank and supplies water to the steam generator body, and the control device controls the water pump or the water valve to work or not work according to the water level signal of the evaporation cavity detected by the dry-heating preventing device.