CN212339654U

CN212339654U - Gas water heater

Info

Publication number: CN212339654U
Application number: CN202020691975.4U
Authority: CN
Inventors: 卢宇聪; 王杰盛; 张其
Original assignee: Guangdong Vanward New Electric Co Ltd
Current assignee: Guangdong Vanward New Electric Co Ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-01-12
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a gas water heater, which comprises a heat exchange system, a combustion system, a smoke exhaust system, a fan controller and a main control system, wherein the combustion system is used for heating the heat exchange system; the smoke exhaust system is used for exhausting smoke generated by the combustion system and comprises a fan; the fan controller is used for controlling the fan and is communicated with the fan; the main control system is respectively communicated with the combustion system and the fan controller, the fan controller is respectively arranged with the fan and the main control system in a split mode, the fan controller is installed in a low-temperature area in the shell of the gas water heater, and the temperature of the low-temperature area is 40-70 ℃. The fan controller can be effectively protected, the operation reliability is improved, the service life of the fan is prolonged, and the like.

Description

Gas water heater

Technical Field

The invention relates to a gas water heater.

Background

Among the prior art, gas heater includes the fan, and the fan is used for providing sufficient amount of wind and supplies gas heater normal combustion and discharge fume, and the fan is connected fixedly with the collection petticoat pipe among the system of discharging fume usually, and when the water heater used, high temperature flue gas was discharged through collection petticoat pipe, and the fan contacts with high temperature flue gas to lead to the inside fan control ware temperature of fan higher, thereby influence fan life. In order to overcome the defects, the gas water heater is improved.

Disclosure of Invention

The invention provides a gas water heater for overcoming the defects of the prior art, and the gas water heater has the characteristics of effectively protecting a fan controller, improving the operation reliability, prolonging the service life of a fan and the like.

In order to solve the technical problem, the utility model discloses a technical scheme is:

a gas water heater, comprising: the heat exchange system is used for exchanging heat for water; the combustion system is used for heating the heat exchange system; the smoke exhaust system comprises a fan and a smoke exhaust system, wherein the fan is used for exhausting smoke generated by the combustion system; the fan controller is communicated with the fan and used for controlling the rotation of the fan; the main control system is respectively communicated with the combustion system and the fan controller, the fan controller is respectively arranged with the fan and the main control system in a split mode, the fan controller is installed in a low-temperature area in a shell of the gas water heater, and the temperature of the low-temperature area is 40-70 ℃.

According to the utility model discloses gas water heater through with fan controller respectively with fan, the components of a whole that can function independently setting of major control system, installs the low temperature region in gas water heater's casing with fan controller, the regional temperature of low temperature is 40-70 ℃, can avoid fan controller overheated to effectively protect electronic components, improve operational reliability, improve fan life.

In addition, according to the utility model discloses gas heater still has following additional technical characterstic:

according to some embodiments of the invention, the temperature of the low temperature region when the gas water heater is in normal operation is 40-50 ℃.

According to some embodiments of the invention, the temperature of the low temperature region when the gas water heater is in a smoke exhaust blockage state is 60-70 ℃.

According to some embodiments of the invention, the low temperature region is located on a side remote from the smoke evacuation system.

According to some embodiments of the utility model, the fan is the direct current fan.

According to the utility model discloses a some embodiments still include the protection casing, and the protection casing is installed fan controller is outside for it is thermal-insulated for fan controller.

According to some embodiments of the present invention, the protective housing is provided with louver type heat dissipation holes.

According to some embodiments of the utility model, the fan includes:

the fan body is arranged on the combustion system and is communicated with the fan controller;

an impeller positioned within a flue gas flow channel of the flue gas system;

the rotating shaft is in transmission connection with the fan body and the impeller respectively.

According to some embodiments of the utility model, the fan body includes spiral case, motor, the spiral case is established on the system of discharging fume, the motor is installed in the spiral case and with the fan controller communication, the pivot by motor drive.

According to some embodiments of the utility model, still including be used for to the gas accuse system of combustion system supply gas, gas accuse system with combustion system intercommunication and with the master control system communication.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of a gas water heater in an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the following embodiments.

In order that the above objects, features and advantages of the present invention will be readily understood, numerous specific details are set forth in the following description in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

As shown in fig. 1, the present invention provides a gas water heater, which comprises: and the heat exchange system is used for exchanging heat for water. And the combustion system is used for heating the heat exchange system. And the smoke exhaust system comprises a fan and is used for exhausting the smoke generated by the combustion system. And the fan controller 11 is communicated with the fan 1 and used for controlling the rotation of the fan 1. The main control system is respectively communicated with the combustion system and the fan controller 11, the fan controller 11 is respectively arranged with the fan 1 and the main control system in a split mode, the fan controller 11 is installed in a low-temperature area in a shell of the gas water heater, and the temperature of the low-temperature area is 40-70 ℃. The temperature near the motor is higher than 70 ℃ when the gas water heater works normally, the higher temperature is not beneficial to the normal work of the fan controller 11, and the service life of the fan controller 11 is greatly influenced. The temperature of the low-temperature area is 40-70 ℃, is lower than the temperature near the motor, can effectively protect electronic components in the fan controller 11, and has positive significance for prolonging the service life of the fan controller 11.

The fan controller 11 is arranged in a low-temperature area of 40-70 ℃, so that the fan controller 11 can be prevented from being overheated, electronic components are effectively protected, the operation reliability is improved, the service life of the fan 1 is prolonged, and the like.

According to some embodiments of the utility model, when the gas heater is in normal work, it is smooth and easy to discharge fume this moment, the regional temperature of low temperature is 40-50 ℃. This temperature can be favorable to avoiding fan controller 11 to be overheated to effectively protect electronic components.

According to some embodiments of the utility model, comparatively extreme situation appears, for example the exhaust fume is not smooth and easy, when the exhaust stack blocked up the state even, the low temperature is regional for 60-70 ℃ at gas heater's temperature, and this temperature also can avoid fan controller 11 overheated to effectively protect electronic components low temperature region's temperature control at 40-70 ℃, go on fan controller 11's ambient temperature.

According to some embodiments of the utility model, the system of discharging fume is higher owing to receive the influence of high temperature flue gas and the temperature, and the low temperature region sets up in keeping away from system of discharging fume part. Preferably, the low temperature region is located on a side of the gas water heater housing away from the fume extraction system, such as a bottom region of the gas water heater cavity. The fan controller 11 is installed in a low-temperature area, so that overheating of the fan controller 11 can be avoided, and the operation reliability is improved. The fan controller 11 can be additionally provided with a low-temperature region temperature protection device, when the temperature of the low-temperature region exceeds a set limit temperature value, for example, the limit temperature value can be 75 degrees, at the moment, the fan controller 11 gives a stop signal to the main control system, and the main control system controls the gas water heater to be shut down so as to protect the gas water heater.

According to some embodiments of the utility model, fan 1 is direct current fan, can realize infinitely variable.

According to the utility model discloses a some embodiments can add the protection casing, and the protection casing is installed fan controller 11 is outside for it is thermal-insulated for fan controller 11, can further reduce the ambient temperature of fan controller 11 during operation, is favorable to improving fan controller 11's life. The fan controller 11 can be fixed in the protective shell, and then the protective shell is fixed in the shell of the gas water heater in a buckling mode or a screw connection mode.

Further, the protection casing may be provided with heat dissipation holes, which can help to discharge heat generated by the operation of the fan controller 11, thereby further improving the reliability of the fan controller 11. The louvers may be in the form of holes, slots, etc., such as louvered louvers.

According to some embodiments of the present invention, the fan 1 comprises: the fan body is arranged on the combustion system and is communicated with the fan controller 11; an impeller positioned within a flue gas flow channel of the flue gas system; the rotating shaft is in transmission connection with the fan body and the impeller respectively. The fan 1 rotates to drive the rotating shaft and the impeller to rotate, the temperature of high-temperature flue gas obtained by combustion is reduced after heat exchange of the heat exchange system, and the high-temperature flue gas is finally discharged by the rotating impeller.

The fan body comprises a volute and a motor, the volute is arranged on the smoke exhaust system, the motor is installed in the volute and communicated with the fan controller 11, and the rotating shaft is driven by the motor. The fan controller 11 transmits a control signal of the main control system to the motor, and the main control system indirectly controls the operation conditions of the motor, for example, the start and stop of the motor and the operation conditions of the rotation speed, etc., the motor drives the rotating shaft to rotate, and the rotating shaft drives the impeller to rotate synchronously.

Further, still include the gas accuse system that is used for to combustion system supplies gas, gas accuse system with combustion system intercommunication and with master control system communication. The gas control system inputs fuel gas to the combustion system, air required by combustion enters the combustion system to be fully mixed with the fuel gas, then the fuel gas is combusted to form high-temperature flue gas, the high-temperature flue gas is used for heating water in the heat exchange system, and the prepared hot water flows out of the heat exchange system to be used by consumers.

Reference throughout this specification to the description of the terms "one embodiment," "some embodiments," "a specific embodiment," "an example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A gas water heater, comprising:

the heat exchange system is used for exchanging heat for water;

the combustion system is used for heating the heat exchange system;

the smoke exhaust system comprises a fan (1) and is used for exhausting smoke generated by the combustion system;

the fan controller (11), the fan controller (11) is communicated with the fan (1) and is used for controlling the rotation of the fan (1);

the main control system is respectively communicated with the combustion system and the fan controller (11), the fan controller (11) is respectively arranged in a split mode with the fan (1) and the main control system, the fan controller (11) is installed in a low-temperature area in a shell of the gas water heater, and the temperature of the low-temperature area is 40-70 ℃.

2. The gas water heater of claim 1, wherein the low temperature region has a temperature of 40-50 ℃ during normal operation of the gas water heater.

3. The gas water heater of claim 1, wherein the low temperature region has a temperature of 60-70 ℃ when the gas water heater is in a smoke blockage condition.

4. A gas water heater according to any one of claims 1-3, wherein the low temperature region is located on a side remote from the fume extraction system.

5. Gas water heater according to claim 4, characterized in that the fan (1) is a direct current fan.

6. Gas water heater according to any one of claims 1-3, further comprising a protective casing mounted outside the fan controller (11) for insulating the fan controller (11).

7. The gas fired water heater of claim 6, wherein the protective housing is provided with louvers.

8. Gas water heater according to any one of claims 1-3, characterized in that the fan (1) comprises:

the fan body is arranged on the combustion system and is communicated with the fan controller (11); an impeller positioned within a flue gas flow channel of the flue gas system;

9. The gas fired water heater of claim 8, wherein the blower body includes a volute disposed on the fume extraction system, a motor mounted within the volute and in communication with the blower controller (11), the shaft being driven by the motor.

10. A gas fired water heater as in any of claims 1-3 further comprising a gas control system for supplying gas to said combustion system, said gas control system being in communication with said combustion system and in communication with said master control system.