Water heating fuel oil liquid heater

Abstract

The utility model discloses a water heating fuel oil liquid heater which comprises a main motor wind wheel protective cover, a main motor wind wheel, a main motor, a motor fixing base, a middle connecting body, a controller upper cover, a controller lower cover, a sensor protective cover, a water inlet and outlet, a sensor, a water jacket body inner sleeve, a water jacket body outer sleeve and a combustion chamber. The vehicle heater is compact in structural design, reasonable in structural design, small in size, good in sealing performance, complete in function, convenient to install and use and capable of well meeting the requirement for heating of the vehicle heater in winter.

Description

Technical Field

[0001] The utility model relates to the technical field of fuel oil heater heating, in particular to a water heating fuel oil liquid heater. Background Art

[0002] With the improvement of the overall domestic economic level, people's pursuit of high-quality life is also constantly improving. As a basic commuting tool, vehicles are becoming more and more common in people's lives, and the utilization rate of vehicles is getting higher and higher. When in cold areas, the low temperature of the vehicle starts, so installing a fuel heater on the vehicle is becoming more and more popular. At present, the types of fuel heaters on the market are relatively single, and most of them adopt the old installation structure. The waterproof effect of the controller is not good, the circulation of the combustion-supporting air is not good, the combustion effect is not good, the cost increases a lot, and the sealing effect is not good. Utility Model Content

[0003] In order to solve the shortcomings of the above-mentioned prior art, the purpose of the utility model is to provide a new structure, which has compact structural design, small size, good sealing, complete functions, easy installation and use, and can well meet the control needs of heater heating in winter.

[0004] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: 1. A water-heating fuel liquid heater, characterized in that it includes a main motor wind wheel shield, a main motor wind wheel, a main motor, a motor fixing seat, an intermediate connector, a controller upper cover, a controller lower cover, a sensor shield, a water inlet and outlet, a sensor, a water jacket inner sleeve, a water jacket outer sleeve, and a combustion chamber.

[0005] The main motor of the fuel liquid heater is installed on the motor fixing seat by screws, and the main motor is installed inside the motor fixing seat. The wind wheel is pressed onto the motor shaft by tooling on the other side, and the motor wind wheel shield is fixed to the motor fixing seat by screws on the outside. The motor fixing seat is provided with an air inlet, and the combustion air is sucked into the air port through the air inlet. The motor fixing seat is a one-time die-casting part, and the wind wheel rotates at high speed. The combustion air enters the combustion chamber through the channel of the combustion air duct to provide air for the combustion chamber. The intermediate connector is also a one-time die-cast aluminum part. The motor fixing seat assembly, the water jacket assembly, the combustion chamber assembly and the control box assembly can be connected together through the intermediate connector.

[0006] The head of the combustion chamber assembly is a one-time cast stainless steel part. The casting molding has better sealing effect, more firm connection and simpler processing. The glow plug is installed on the combustion chamber glow plug fixing hole through a nut fixing seat. A fuel volatilization net is installed in the fixing hole to help the fuel burn smoothly. There is a screw fixing hole on the combustion chamber disc, through which the ignition sensor can be used to judge the combustion status of the flame. There are two-stage combustion chambers in the combustion chamber, and the fuel can be fully burned through multi-layer combustion.

[0007] The water jacket body is composed of an inner sleeve of the water jacket body and an outer sleeve of the water jacket body, forming a sealed circulation space inside. There is a special backflow device on the inner sleeve of the water jacket body, which can form a complete circulation of water inside the water jacket body and rotate the water. There are two water inlets on the boss of the inner sleeve of the water jacket body. The two nylon water inlets are fixed to the inner sleeve of the water jacket body through a pressure plate and screws, which can help the water jacket body form a closed environment. There are two sensor holes on the outer sleeve of the water jacket body, a water temperature sensor hole and an overheat sensor hole. The water temperature sensor and the overheat sensor can be installed on the heater through the two holes.

[0008] The controller of the fuel liquid heater is located on the upper part of the motor fixing seat. There is a concave arc space. The controller is installed in this position. The controller shell is an injection molded part, divided into two layers. There is enough space inside the base to install the circuit board. There is a protective cover on the upper part. The upper and lower plastic covers can be sealed together by screws, which not only ensures the beauty of the overall heater, but also ensures the sealing of the controller. A protective cover is installed on the back side of the controller. The overall protective cover is a plastic part that can protect the water temperature sensor and the overheating sensor. There is a bulge in the middle of the protective cover. The position of the glow plug is below the bulge, which can ensure that the glow plug is not bumped.

[0009] Furthermore, the motor wind wheel is on the side of the motor fixing seat, and the air duct is parallel to the wind wheel.

[0010] Furthermore, the intermediate connector can be installed with a combustion chamber, and the combustion chamber can be clamped on the intermediate connector through the heating plug hole on the intermediate connector.

[0011] Furthermore, the controller is installed on the motor fixing seat through the upper and lower structures on the upper part of the motor fixing seat to ensure the sealing effect of the controller.

[0012] Furthermore, a protective cover installed at the rear side of the controller secures the water temperature sensor and the overheating sensor, and can also protect the glow plugs.

[0013] Compared with the prior art, the beneficial effects of the utility model are: reasonable structural design, small size, good sealing, complete functions, easy installation and use, and can well meet the heating needs of vehicle heaters in winter. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the explosion of a water-heating fuel liquid heater of the utility model;

[0016] In the figure: main motor wind wheel guard 1, main motor wind wheel 2, motor fixing base 3, main motor 4, controller upper cover 5, controller lower cover 6, intermediate connector 7, water inlet and outlet 8, sensor guard 9, water jacket outer cover 10, water jacket inner cover 11, combustion chamber 12. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-2 The utility model provides a water-heating fuel liquid heater, including a main motor wind wheel shield 1, a main motor wind wheel 2, a main motor 4, a motor fixing seat 3, an intermediate connecting body 7, a controller upper cover 5, a controller lower cover 6, a sensor shield 9, a water inlet and outlet 8, a water jacket inner sleeve 11, a water jacket outer sleeve 10, and a combustion chamber 12.

[0019] The main motor 4 of the fuel liquid heater is installed on the motor fixing seat 3 by screws, and the main motor 4 is installed inside the motor fixing seat. The wind wheel 2 is pressed onto the motor shaft by a tooling on the other side, and the motor wind wheel shield 1 is fixed to the motor fixing seat 3 by screws on the outside. The motor fixing seat 3 is provided with an air inlet, and the combustion air is sucked into the air port through the air inlet. The motor fixing seat 3 is a disposable die-casting, and the wind wheel rotates at high speed. The combustion air enters the combustion chamber through the channel of the combustion air duct to provide air for the combustion chamber. The intermediate connector is also a disposable die-cast aluminum part. The motor fixing seat 3 assembly, the water jacket body outer cover 10, the water jacket body inner cover 11, the combustion chamber 12 assembly and the controller upper cover 5 and the controller lower cover 6 can be connected together through the intermediate connector 7.

[0020] The head of the combustion chamber 12 assembly is a one-time cast stainless steel part. The sealing effect is better through casting, the connection is more firm, and the processing is simpler. The glow plug is installed on the combustion chamber glow plug fixing hole through a nut fixing seat. A fuel volatilization net is installed in the fixing hole to help the fuel burn smoothly. There is a screw fixing hole on the combustion chamber disc, through which the ignition sensor can be used to judge the combustion status of the flame. There are two-stage combustion chambers in the combustion chamber, and the fuel can be fully burned through multi-layer combustion.

[0021] The water jacket body is composed of a water jacket inner sleeve 11 and a water jacket outer sleeve 10, forming a sealed circulation space inside. There is a special backflow device on the inner sleeve of the water jacket body, which can form a complete circulation of water inside the water jacket body and rotate the water. There are two water inlets at the boss of the water jacket inner sleeve 11. The two nylon water inlets are fixed to the inner sleeve of the water jacket body through a pressure plate and screws, which can help the water jacket body form a closed environment. There are two sensor holes on the outer sleeve 11 of the water jacket body, a water temperature sensor hole and an overheat sensor hole. The water temperature sensor and the overheat sensor can be installed on the heater through the two holes.

[0022] The controller upper cover 5 and the controller lower cover 6 of the fuel liquid heater have a concave arc space on the upper part of the motor fixing seat. The controller is installed at this position. The controller shell is an injection molded part, divided into upper and lower layers. There is enough space inside the base to install the circuit board. There is a protective cover on the upper part. The upper and lower plastic covers can be sealed together by screws, which not only ensures the beauty of the overall heater, but also ensures the sealing of the controller. A protective cover 9 is installed on the back side of the controller. The overall protective cover is a plastic part that can protect the water temperature sensor and the overheating sensor. There is a bulge in the middle of the protective cover. The position of the electric glow plug is below the bulge, which can ensure that the electric glow plug is not bumped.

[0023] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A water-heating fuel liquid heater, characterized in that: It includes a main motor wind wheel guard, a main motor wind wheel, a main motor, a motor fixing seat, an intermediate connector, a controller upper cover, a controller lower cover, a sensor guard, a water inlet and outlet, a sensor, a water jacket inner sleeve, a water jacket outer sleeve and a combustion chamber. The main motor is installed on the motor fixing seat by screws, and the main motor is installed inside the motor fixing seat. The main motor wind wheel is pressed onto the motor shaft on the other side by a tooling, and the main motor wind wheel guard is fixed to the motor fixing seat by screws on the outside. The motor fixing seat is provided with an air inlet, and the intermediate connector is also a one-time die-cast aluminum part. The motor fixing seat assembly, the water jacket assembly, the combustion chamber assembly and the control box assembly can be connected together through the intermediate connector; The head of the combustion chamber assembly is a one-time cast stainless steel part, the glow plug is installed on the combustion chamber glow plug fixing hole through a nut fixing seat, a fuel volatilization net is installed in the fixing hole, the combustion chamber disc has a screw fixing hole, an ignition sensor can be installed through the screw fixing hole, and the combustion chamber has two-stage combustion chambers; The water jacket body is composed of an inner sleeve of the water jacket body and an outer sleeve of the water jacket body, and a sealed circulation space is formed inside. A special backflow device is provided on the inner sleeve of the water jacket body. There are two water inlets at the boss of the inner sleeve of the water jacket body. The two nylon water inlets are fixed to the inner sleeve of the water jacket body through a pressing plate and screws. There are two sensor holes on the outer sleeve of the water jacket body, one water temperature sensor hole and one overheat sensor hole. The water temperature sensor and the overheat sensor can be installed on the heater through the two holes; The controller of the fuel liquid heater is located on the upper part of the motor fixing seat, and there is a concave arc space, and the controller is installed at this position. The shell of the controller is an injection molded part, which is divided into an upper and lower layer. There is enough space inside the base to install a circuit board. There is a protective cover on the upper part, and the upper and lower plastic covers can be sealed together by screws. A protective cover is installed on the rear side of the controller. The entire protective cover is a plastic part. There is a bulge in the middle of the protective cover, and the position of the electric glow plug is below the bulge.

2. A water-heating fuel liquid heater according to claim 1, characterized in that: The motor wind wheel is located on the side of the motor fixing seat, and the air duct is parallel to the wind wheel.

3. A water-heating fuel liquid heater according to claim 2, characterized in that: The intermediate connecting body can be installed with a combustion chamber, and the combustion chamber is clamped on the intermediate connecting body through the heating plug hole on the intermediate connecting body.

4. A water-heating fuel liquid heater according to claim 3, characterized in that: The controller is located on the upper part of the motor fixing seat and is installed on the motor fixing seat through the upper and lower structures to ensure the sealing effect of the controller.

5. A water-heating fuel liquid heater according to claim 4, characterized in that: A protective cover is installed on the rear side of the controller to protect the water temperature sensor and overheat sensor, and also to protect the glow plug.

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