CN210425543U

CN210425543U - Automatic temperature control variable frequency fuel oil fan heater device

Info

Publication number: CN210425543U
Application number: CN201921487924.3U
Authority: CN
Inventors: 周军枢; 程义龙
Original assignee: Ningbo Baogong Electrical Appliance Co ltd
Current assignee: Ningbo Baogong Electrical Appliance Co ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-04-28
Anticipated expiration: 2029-09-09

Abstract

The utility model provides an automatic control by temperature change frequency conversion fuel electric fan heater device belongs to fuel electric fan heater technical field. The automatic temperature control variable frequency fuel oil fan heater device comprises a fuel oil fan heater assembly and a temperature control variable frequency module. The fuel oil warm air blower assembly comprises an oil tank, a combustion chamber and a bracket supported between the oil tank and the combustion chamber. The temperature control frequency conversion module comprises a controller and a temperature sensor, a single-chip microcomputer control chip is arranged in the controller, the controller is installed on the bracket, an electromagnetic pump used for pumping oil is arranged in the oil tank, the electromagnetic pump is configured to be connected to an oil nozzle through an oil supply pipe, and the oil supply pipe is further connected with an electromagnetic valve. The temperature difference is used for controlling the working frequency of the electromagnetic pump to achieve automatic power adjustment, and the temperature sensor transmits a signal to the controller to control the frequency of the electromagnetic pump, so that the working frequency change of the electromagnetic pump is achieved, and the fuel quantity at the nozzle is controlled to achieve the power change.

Description

Automatic temperature control variable frequency fuel oil fan heater device

Technical Field

The utility model relates to a fuel electric fan heater field particularly, relates to an automatic control by temperature change frequency conversion fuel electric fan heater device.

Background

The fuel oil warm air blower is mainly used for heating industrial or commercial places. But also for drying some products or to meet process requirements. The fan heater heats the air. The existing heating modes are various: ground heating, radiation, warm air, convection, etc. The energy source selection is also many, traditional coal-fired, the general electric heating, the oil gas heating that rises at present. Among various heating methods, air heating is more comfortable, and a heater unit is the most common air heating method. The warm air blower can provide clean and dry hot air to heat the whole space, and the temperature is uniform. The inventor finds through research that the traditional fuel oil fan heater is difficult to change the working frequency of the oil pump according to the temperature difference and needs to be further improved.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides an automatic control by temperature change frequency conversion fuel electric fan heater device aims at improving the problem that fuel electric fan heater is difficult to change the operating frequency of oil pump according to the difference in temperature.

The utility model discloses a realize like this:

an automatic temperature control variable frequency fuel fan heater device comprises a fuel fan heater assembly and a temperature control variable frequency module.

The fuel oil warm air blower assembly comprises an oil tank, a combustion chamber and a bracket supported between the oil tank and the combustion chamber.

The temperature control frequency conversion module comprises a controller and a temperature sensor, a singlechip control chip is arranged in the controller, the controller is installed on the bracket, the temperature sensor is configured to detect the temperature of the external environment, an electromagnetic pump for pumping oil is arranged in the oil tank, the electromagnetic pump is configured to be connected to an oil nozzle through an oil supply pipe, the oil supply pipe is further connected with an electromagnetic valve, and the temperature sensor, the electromagnetic pump and the electromagnetic valve are respectively electrically connected to the singlechip control chip.

The utility model discloses an in an embodiment, the solenoid valve includes oil inlet, oil-out and the oil return opening that communicates mutually, the oil inlet with supply the oil pipe intercommunication, the oil-out with the fuel sprayer intercommunication, the oil return opening with the oil tank intercommunication.

The utility model discloses an in one embodiment, the radiator is still installed at the top of oil tank, the radiator include driving motor and connect in the flabellum of driving motor output, driving motor is fixed in the top of oil tank, the flabellum orientation the combustion chamber sets up.

In an embodiment of the present invention, the side portion of the bracket is fixed with a guard plate, and the guard plate is evenly provided with grid holes.

The utility model discloses an in an embodiment, the air outlet department of combustion chamber is provided with the kuppe, evenly seted up the air current through-hole on the kuppe.

In an embodiment of the present invention, a protection frame is further installed outside the air guide sleeve, and the protection frame is fixed to the combustion chamber.

In an embodiment of the present invention, the bottom of the oil tank is provided with a support frame.

In an embodiment of the present invention, a handle is connected to the top of the combustion chamber.

In an embodiment of the present invention, the handle is made of a high temperature resistant material.

In an embodiment of the present invention, the top of the bracket is arc-shaped, and the top of the bracket is matched with the external contour of the combustion chamber.

The utility model has the advantages that: the utility model discloses an automatic control by temperature change frequency conversion fuel electric fan heater device that above-mentioned design obtained, during the use, come control electromagnetic pump operating frequency height to realize power automatically regulated with the temperature difference, temperature sensor passes controller signal and controls electromagnetic pump frequency size, realize electromagnetic pump operating frequency with this and change, corresponding change will be done to the every 1 ℃ electromagnetic pump frequency that promotes of indoor ambient temperature, realize the change of flow size, control glib talker spouts a fuel volume and reaches the change of power size, ambient temperature surpasss and sets for the temperature electric fan heater stop.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of an automatic temperature control variable frequency fuel oil heater device provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a fuel heater unit assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of the protection plate in fig. 2 according to the embodiment of the present invention after being detached;

fig. 4 is a schematic structural diagram of a bracket according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a temperature control frequency conversion module according to an embodiment of the present invention;

fig. 6 is the embodiment of the present invention provides a schematic diagram of the structure of an oil inlet, an oil outlet and an oil return port in a solenoid valve.

In the figure: 10-fuel fan heater assembly; 110-a fuel tank; 1110 — an electromagnetic pump; 1120-solenoid valve; 1121-an oil inlet; 1122-oil outlet; 1123-oil return port; 120-a combustion chamber; 130-a bracket; 140-a support frame; 150-a heat sink; 160-protective plate; 170-handle; 180-a dome; 190-a protective frame; 20-temperature control frequency conversion module; 210-a controller; 220-temperature sensor.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a technical solution: an automatic temperature control variable frequency fuel fan heater device comprises a fuel fan heater assembly 10 and a temperature control variable frequency module 20.

Referring to fig. 2, the fuel fan heater assembly 10 includes a fuel tank 110, a combustion chamber 120, and a bracket 130 supported between the fuel tank 110 and the combustion chamber 120, and in particular, the top and bottom of the bracket 130 may be fastened by bolts.

Referring to fig. 3, a heat sink 150 is further installed on the top of the oil tank 110, the heat sink 150 includes a driving motor and fan blades connected to an output end of the driving motor, the driving motor is fixed on the top of the oil tank 110, the fan blades are disposed toward the combustion chamber 120, the driving motor drives the fan blades to rotate, and further, the housing of the combustion chamber 120 can be cooled, it should be noted that a specific model specification of the driving motor needs to be determined according to an actual specification and the like of the device, a specific model selection calculation method adopts the prior art in the field, so that details are not shown, power supply of the driving motor and a principle thereof are clear to those skilled in the art, a protection plate 160 is fixed on a side portion of the bracket 130, grid holes are uniformly formed in the protection plate 160, and the protection plate 160 can have a certain barrier function on the driving motor and the fan blades by.

It should be noted that the bottom of the fuel tank 110 is provided with the support frame 140, the fuel tank 110 and the support frame 140 are fixed by bolts, the top of the combustion chamber 120 is connected with the handle 170, the handle 170 is made of a high-temperature resistant material, the handle 170 is fixed by screws, and the design of the handle 170 facilitates a user to move the fuel fan heater through the handle 170.

Referring to fig. 3, a dome 180 is disposed at an air outlet of the combustion chamber 120, airflow through holes are uniformly formed in the dome 180, the dome 180 is a circular arc-shaped plate, the dome 180 is fixed to the combustion chamber 120 by screws, hot airflow in the combustion chamber 120 is discharged through the airflow through holes, a protective frame 190 is further installed outside the dome 180, the protective frame 190 is fixed to the combustion chamber 120, the protective frame 190 is a protective frame formed by bending steel bars, and the protective frame 190 can be used for protecting the dome 180 to a certain extent by the design of the protective frame 190.

With continued reference to FIG. 4, the top of the bracket 130 is rounded, the top of the bracket 130 fits the outer contour of the combustion chamber 120, and the bracket 130 is used to support the combustion chamber 120.

Referring to fig. 5, the temperature-controlled variable frequency module 20 includes a controller 210 and a temperature sensor 220, the controller 210 has a single chip microcomputer control chip, the controller 210 is mounted on the bracket 130, specifically, a housing of the controller 210 is fixed to the bracket 130 by screws, the temperature sensor 220 is configured to detect an external environment temperature, an electromagnetic pump 1110 for pumping oil is disposed in the oil tank 110, the electromagnetic pump 1110 is configured to be connected to an oil nozzle through an oil supply pipe, the oil supply pipe is further connected to a solenoid valve 1120, and the temperature sensor 220, the electromagnetic pump 1110 and the solenoid valve 1120 are respectively electrically connected to the single chip microcomputer control chip.

Referring to fig. 6, the solenoid valve 1120 includes an oil inlet 1121, an oil outlet 1122, and an oil return port 1123 that are communicated with each other, the oil inlet 1121 is communicated with an oil supply pipe, the oil outlet 1122 is communicated with an oil nozzle, and the oil return port 1123 is communicated with the oil tank 110, when the solenoid valve 1120 is in use, fuel enters from the oil inlet 1121, exits from the oil outlet 1122, and a small portion of the fuel exits from the oil return port 1123 and returns to the oil tank 110. When the electromagnetic valve 1120 works, fuel enters from the oil inlet 1121, the oil outlet 1122 enters the nozzle for atomizing and burning, meanwhile, the oil return port 1123 is closed, the flow of the electromagnetic valve 1120 is controlled by temperature difference to achieve power regulation, for example, the ambient temperature is 20 ℃, the set temperature of the fan heater is 30 ℃, when the temperature of a heating space reaches 27 ℃, the temperature sensor 220 gives a signal to the controller 210 to control the electromagnetic valve 1120 to be powered off, and one part of the fuel is discharged from the oil return port 1123 and flows back to the fuel tank 110, so that the flow of the fuel sprayed by the fuel nozzle is reduced, and the power reducing function is achieved.

The working principle of the automatic temperature control variable frequency fuel oil fan heater device is as follows: the oil tank 110 is improved on the basis of the prior art because fuel is stored and is combusted in the combustion chamber 120, and the working frequency of the electromagnetic pump 1110 is controlled by temperature difference to realize automatic power adjustment, specifically, for example, the indoor environment temperature is 10 ℃, the heating temperature set by the warm air blower is 30 ℃, when the temperature in the heating chamber of the warm air blower reaches 21 ℃, the temperature sensor 220 transmits a signal to the controller 210 to control the frequency of the electromagnetic pump 1110, so that the working frequency change of the electromagnetic pump 1110 is realized, the frequency of the electromagnetic pump 1110 changes correspondingly every time the indoor environment temperature rises by 1 ℃, the change of the flow is realized, and the fuel quantity at the nozzle spray position is controlled to reach the power change; within the temperature difference of 10 ℃, the controller 210 detects the external environment temperature through the external temperature sensor 220, controls the working frequency of the electromagnetic pump 1110, realizes the change of the pressure and realizes the change of the fuel flow; the frequency change of the electromagnetic pump 1110 is changed according to the detected environment temperature value received by the controller 210, when the environment temperature is close to 10 ℃, the working frequency of the electromagnetic pump 1110 changes when the temperature is increased by 1 ℃, meanwhile, the air pressure of the electromagnetic pump 1110 is reduced, and the environment temperature exceeds the set temperature, so that the fan heater is stopped.

It should be noted that the specific model specifications of the controller 210, the electromagnetic pump 1110 and the electromagnetic valve 1120 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.

The power supply of the controller 210, the solenoid pump 1110 and the solenoid valve 1120 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic temperature control variable frequency fuel oil warm air blower device is characterized by comprising

A fuel fan assembly (10), said fuel fan assembly (10) comprising a fuel tank (110), a combustion chamber (120), and a bracket (130) supported between said fuel tank (110) and said combustion chamber (120);

temperature control frequency conversion module (20), temperature control frequency conversion module (20) includes controller (210) and temperature sensor (220), the built-in single chip microcomputer control chip of controller (210), install in controller (210) bracket (130), temperature sensor (220) are configured into and detect external environment temperature, be provided with electromagnetic pump (1110) that are used for pumping oil in oil tank (110), electromagnetic pump (1110) are configured into and are connected to the fuel sprayer through supplying oil pipe, still be connected with solenoid valve (1120) on supplying oil pipe, temperature sensor (220), electromagnetic pump (1110) and solenoid valve (1120) are electric connection to single chip microcomputer control chip respectively.

2. The automatic temperature-controlled variable-frequency fuel fan heater device according to claim 1, wherein the solenoid valve (1120) comprises an oil inlet (1121), an oil outlet (1122) and an oil return port (1123) which are communicated with each other, the oil inlet (1121) is communicated with the oil supply pipe, the oil outlet (1122) is communicated with the oil nozzle, and the oil return port (1123) is communicated with the oil tank (110).

3. The automatic temperature-controlled variable-frequency fuel fan heater device according to claim 1, wherein a radiator (150) is further mounted on the top of the fuel tank (110), the radiator (150) comprises a driving motor and fan blades connected to the output end of the driving motor, the driving motor is fixed on the top of the fuel tank (110), and the fan blades are arranged towards the combustion chamber (120).

4. The automatic temperature-controlled variable-frequency fuel fan heater device according to claim 3, wherein a protection plate (160) is fixed on the side of the bracket (130), and grid holes are uniformly formed in the protection plate (160).

5. The automatic temperature control variable frequency fuel oil fan heater device according to claim 1, wherein a flow guide cover (180) is arranged at an air outlet of the combustion chamber (120), and airflow through holes are uniformly formed in the flow guide cover (180).

6. The automatic temperature control variable frequency fuel fan heater device according to claim 5, characterized in that a protective frame (190) is further installed outside the air guide sleeve (180), and the protective frame (190) is fixed on the combustion chamber (120).

7. The automatic temperature-controlled variable-frequency fuel fan heater device according to claim 1, wherein a support frame (140) is arranged at the bottom of the fuel tank (110).

8. The automatic temperature-controlled variable-frequency fuel fan heater device according to claim 1, characterized in that a handle (170) is connected to the top of the combustion chamber (120).

9. The automatic temperature control variable frequency fuel oil fan heater unit according to claim 8, wherein the handle (170) is made of high temperature resistant material.

10. An automatic temperature controlled variable frequency fuel fan heater unit according to claim 1, characterized in that the top of the bracket (130) is arc shaped, and the top of the bracket (130) is adapted to the outer contour of the combustion chamber (120).