CN219159081U

CN219159081U - Fuel preheating and heating device

Info

Publication number: CN219159081U
Application number: CN202223582206.9U
Authority: CN
Inventors: 兰静; 龚婷
Original assignee: Shanghai Zengyu Energy Technology Co ltd
Current assignee: Shanghai Zengyu Energy Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-09
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a fuel preheating and heating device, which comprises a fuel pipeline, wherein a feed pipe and a discharge pipe are arranged at two ends of the fuel pipeline, one end of the feed pipe is connected with a heating box through a pipeline, the heating box is connected with a circulating pump through a pipeline, one end of the circulating pump is connected with the discharge pipe through a pipeline, an external heating pipe and an internal heating pipe are arranged in the fuel pipeline, and two ends of the external heating pipe and the internal heating pipe are communicated with the discharge pipe and the feed pipe; a heat conduction pipe is arranged in the heating box, two ends of the heat conduction pipe are respectively connected with the feeding pipe and the circulating pump through pipelines, and an inner heating rod is arranged in the middle of the heating box; through circulating pump and the heating cabinet of design, the medium that flows in the heat pipe is heated through outer heater strip and the interior heating rod in the heating cabinet when using, and the medium gets into in the fuel pipeline and preheats the fuel of process, thereby can preheat when starting and make things convenient for the fuel burning to start the engine.

Description

Fuel preheating and heating device

Technical Field

The utility model belongs to the technical field of fuel preheating, and particularly relates to a fuel preheating and heating device.

Background

The heating device is not used for heating the diesel oil in the oil tank completely, only a small part of the diesel oil in the oil way enters the combustion chamber for combustion, and most of the diesel oil flows back to the oil tank from the oil return pipe, the oil returned to the oil tank is hot oil and is directly led to the oil inlet for reuse, the temperature of the diesel engine is continuously increased when the diesel engine works until the diesel engine reaches thermal balance with the use environment, and the returned oil is further heated.

The fuel oil sucked by the oil pump is sent to the atomizer through the oil pipeline, the atomizer atomizes the fuel oil through the action of centrifugal force and then is mixed with air sucked by the combustion-supporting fan in the main combustion chamber, the mixture is ignited by the incandescent glow plug, the mixture is fully combusted in the rear combustion chamber and then is turned back, and heat is transferred to a medium (cooling liquid) in the water jacket interlayer through the inner wall of the water jacket and the radiating fins above the water jacket. The heated medium circulates in the whole pipeline system under the action of a circulating water pump (or heat convection) so as to achieve the purpose of heating.

The heating device that adopts in the current fuel preheating technology at present heats the fuel, heats the fuel in the oil tank through the waste heat after the fuel heats when using, and inefficiency when heating, and can not fully heat the fuel when starting problem, consequently, need design a fuel preheating heating device and solve above-mentioned problem.

Disclosure of Invention

The utility model aims to provide a fuel preheating and heating device for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fuel preheating device, includes the fuel pipeline, the both ends of fuel pipeline are provided with inlet pipe and exhaust pipe, the one end of inlet pipe is connected with the heating cabinet through the pipeline, the heating cabinet is connected with the circulating pump through the pipeline, the one end of circulating pump is connected with the exhaust pipe, the inside of fuel pipeline is provided with external heating pipe and interior heating pipe, the both ends and the exhaust pipe and the inlet pipe intercommunication of interior heating pipe.

Preferably, a heat conduction pipe is arranged in the heating box, and two ends of the heat conduction pipe are respectively connected with the feeding pipe and the circulating pump through pipelines.

Preferably, the inner wall of the heating box is provided with an outer heating wire, the middle part of the heating box is provided with an inner heating rod, one side of the lower end of the heating box is provided with a wire holder, and the wire holder is electrically connected with the outer heating wire and the inner heating rod.

Preferably, the heat conducting pipe is spirally arranged in the heating box, and the inner heating rod and the outer heating wire are respectively positioned at the inner side and the outer side of the spiral heat conducting pipe.

Preferably, the outer heating pipe is spirally arranged on the inner wall of the fuel pipeline, the inner heating pipe is spirally arranged in the middle part in the fuel pipeline, and both ends of the outer heating pipe and the inner heating pipe are communicated with the feeding pipe and the discharging pipe.

Preferably, the cross-sectional shape of the outer heating pipe is set to be square, and the cross-sectional shape of the inner heating pipe is set to be circular.

Compared with the prior art, the utility model has the beneficial effects that:

1. through circulating pump and the heating cabinet of design, the medium that flows in the heat pipe is heated through outer heater strip and the interior heating rod in the heating cabinet when using, and the medium gets into in the fuel pipeline and preheats the fuel of process, thereby can preheat when starting and make things convenient for the fuel burning to start the engine.

2. Through the external heating pipe and the internal heating pipe of design, thereby the inside and outside two-way heating when the fuel is in the fuel pipeline through the heat conduction effect of external heating pipe and internal heating pipe when using to effect is better more efficient when the heating preheats, makes the quick abundant preheating of fuel heat, thereby makes things convenient for the engine start.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the heating structure in the fuel pipe of the present utility model;

FIG. 3 is a schematic view of a heating box according to the present utility model;

in the figure: 1. a fuel pipe; 2. a circulation pump; 3. a heating box; 4. an outer heating tube; 5. an inner heating pipe; 6. a discharge pipe; 7. a feed pipe; 8. a heat conduction pipe; 9. an external heating wire; 10. an inner heating rod; 11. and a wire holder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1 to 3, the present utility model provides a technical solution: the fuel preheating heating device comprises a fuel pipeline 1, wherein a feed pipe 7 and a discharge pipe 6 are arranged at two ends of the fuel pipeline 1, one end of the feed pipe 7 is connected with a heating box 3 through a pipeline, the heating box 3 is connected with a circulating pump 2 through a pipeline, and one end of the circulating pump 2 is connected with the discharge pipe 6 through a pipeline; the inside of the heating box 3 is provided with a heat conducting pipe 8, two ends of the heat conducting pipe 8 are respectively connected with the feed pipe 7 and the circulating pump 2 through pipelines, and a medium enters the fuel pipeline 1 through the circulating pump 2 and the heating box 3 to preheat the passing fuel, so that the fuel can be preheated during starting, and the fuel can be combusted conveniently to start the engine; an outer heating wire 9 is arranged on the inner wall of the heating box 3, an inner heating rod 10 is arranged in the middle of the heating box 3, a wire holder 11 is arranged on one side of the lower end of the heating box 3, the wire holder 11 is electrically connected with the outer heating wire 9 and the inner heating rod 10, a heating medium enters a heat conducting pipe 8 in the heating box 3 through the operation of a circulating pump 2, the outer heating wire 9 and the inner heating rod 10 are started by a power supply connected with the wire holder 11, and the outer heating wire 9 and the inner heating rod 10 heat the medium in the heat conducting pipe 8; the heat pipe 8 is installed in the heating box 3 in a spiral manner, and the inner heating rod 10 and the outer heating wire 9 are respectively positioned at the inner side and the outer side of the spiral heat pipe 8, so that the inner side and the outer side are simultaneously heated to ensure the heating efficiency when the heating box is used.

From the above description, the present utility model has the following advantageous effects: when the heating box is used, the medium flowing in the heat conducting pipe 8 is heated through the outer heating wire 9 and the inner heating rod 10 in the heating box 3, the medium enters the fuel pipeline 1 to preheat the passing fuel, and the heating box can be preheated when being started, so that the fuel can be conveniently combusted to start the engine.

Embodiment two:

referring to fig. 1 to 3, on the basis of the first embodiment, the present utility model provides a technical solution: an external heating pipe 4 and an internal heating pipe 5 are arranged in the fuel pipeline 1, and two ends of the external heating pipe 4 and the internal heating pipe 5 are communicated with a discharge pipe 6 and a feed pipe 7; the outer heating pipe 4 is spirally arranged on the inner wall of the fuel pipeline 1, the inner heating pipe 5 is spirally arranged in the middle part of the fuel pipeline 1, and both ends of the outer heating pipe 4 and the inner heating pipe 5 are communicated with the feeding pipe 7 and the discharging pipe 6.

The cross-sectional shape of the outer heating pipe 4 is set to be square, and the cross-sectional shape of the inner heating pipe 5 is set to be circular.

By adopting the external heating pipe 4 and the internal heating pipe 5 of the technical scheme, the fuel oil is heated in both directions when passing through the fuel oil pipeline 1 through the heat conduction effect of the external heating pipe 4 and the internal heating pipe 5 when in use, so that the effect is better and the efficiency is higher when the fuel oil is heated and preheated, the fuel oil is heated quickly and fully, and the engine is started conveniently.

The working principle and the using flow of the utility model are as follows: when the heating device is used, fuel passes through the fuel pipeline 1, a heating medium enters the heat conducting pipe 8 in the heating box 3 through the operation of the circulating pump 2, the external heating wire 9 and the internal heating rod 10 are started by a power supply connected through the wiring seat 11, the external heating wire 9 and the internal heating rod 10 heat the medium in the heat conducting pipe 8, the spiral heat conducting pipe 8 fully absorbs heat of the medium, then the medium enters the external heating pipe 4 and the internal heating pipe 5 through the feeding pipe 7, the passing fuel is preheated and heated from inside and outside through the external heating pipe 4 and the internal heating pipe 5, so that the fuel is conveniently ignited by the glow plug, and the medium which circularly flows can fully keep the heating effect during the use, and the fuel is fully preheated and heated.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims

1. The fuel preheating and heating device comprises a fuel pipeline (1), and is characterized in that: the utility model discloses a heating pipe, including heating pipe (4), heating pipe (5), heating box (3), circulating pump (2), heating pipe (4) and interior heating pipe (5) are provided with in the both ends of fuel pipeline (1), there is heating box (3) one end through pipe connection in inlet pipe (7), there is circulating pump (2) heating box (3), one end of circulating pump (2) is led to pipe and is connected with outlet pipe (6), the inside of fuel pipeline (1) is provided with outer heating pipe (4) and interior heating pipe (5), the both ends and outlet pipe (6) and inlet pipe (7) intercommunication of outer heating pipe (4) and interior heating pipe (5).

2. A fuel preheating and heating apparatus as claimed in claim 1, wherein: the inside of heating cabinet (3) is provided with heat conduction pipe (8), heat conduction pipe (8) both ends are connected through the pipeline with inlet pipe (7) and circulating pump (2) respectively.

3. A fuel preheating and heating apparatus as claimed in claim 2, wherein: the inner wall of heating cabinet (3) is provided with outer heater strip (9), the middle part of heating cabinet (3) is provided with interior heater rod (10), lower extreme one side of heating cabinet (3) is provided with wiring seat (11), wiring seat (11) are connected with outer heater strip (9) and interior heater rod (10) electricity, and interior heater rod (10) and outer heater strip (9) are located the inside and outside both sides of heliciform heat pipe (8) respectively.

4. A fuel preheating and heating apparatus as claimed in claim 2, wherein: the heat conducting pipe (8) is spirally arranged in the heating box (3).

5. A fuel preheating and heating apparatus as claimed in claim 1, wherein: the external heating pipe (4) is spirally arranged on the inner wall of the fuel pipeline (1), the internal heating pipe (5) is spirally arranged in the middle part in the fuel pipeline (1), and two ends of the external heating pipe (4) and the internal heating pipe (5) are communicated with the feeding pipe (7) and the discharging pipe (6).

6. A fuel preheating and heating apparatus as claimed in claim 1, wherein: the cross-sectional shape of the external heating pipe (4) is square, and the cross-sectional shape of the internal heating pipe (5) is round.