CN211692674U

CN211692674U - Coaxial forward heating suction-injection integrated impeller pump and liquid fuel vaporization-injection device

Info

Publication number: CN211692674U
Application number: CN202020166731.4U
Authority: CN
Inventors: 鄢家祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-13
Filing date: 2020-02-13
Publication date: 2020-10-16
Anticipated expiration: 2030-02-13

Abstract

The utility model discloses a coaxial cisoid heating suction-injection integral type impeller pump, liquid fuel vaporization injection apparatus. The coaxial forward heating suction-injection integrated impeller pump comprises: the forward pump shell is connected with a vapor-phase fuel spray pipe and a liquid-phase fuel suction pipe, and is internally provided with a liquid suction area, a heating vaporization area, a pressurizing vaporization area, a liquid suction impeller set, a torque output device and a pressurizing vaporization impeller set, wherein the liquid suction impeller set is arranged on a rear torque output shaft, and the pressurizing vaporization impeller set is arranged on a front torque output shaft. The liquid fuel vaporizing and spraying device comprises a liquid fuel tank, a liquid flow valve, a liquid check valve, a steam storage tank, an air flow valve I, an air flow valve II, an air flow valve III, an air check valve and a coaxial forward heating suction and spraying integrated impeller pump. The utility model discloses can the efficient inhale external liquid phase fuel to change the looks for the blowout of vapor phase fuel, it is very good to change the looks effect, when being applied to automobile engine, can improve liquid phase fuel's combustion efficiency, and is energy-concerving and environment-protective.

Description

Coaxial forward heating suction-injection integrated impeller pump and liquid fuel vaporization-injection device

Technical Field

The utility model relates to a liquid fuel energy saving and emission reduction technical field particularly, relates to a coaxial cisoid heating suction-spray integral type impeller pump and liquid fuel vaporization injection apparatus.

Background

At present, the liquid fuel for automobiles is combined with oxygen by mist fuel ejected by a spray head and is combusted. However, no matter how fine the inner hole of the spray head is made, the spray head sprays steam mist which is essentially a plurality of macromolecular clusters. At present, the disintegration of liquid fuel macro-molecular groups is developed in a combustion chamber, specifically: the macromolecular groups absorb heat energy in the combustion chamber to rise to the boiling point temperature, and jump into active simple substance gas molecules after absorbing vaporization heat at the boiling point critical point. The large molecular group in the combustion chamber of the existing liquid fuel disintegrates, not only consumes energy, but also consumes time, and the problem of preheating and starting an automobile is solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a coaxial cisoid heating is inhaled and is spouted integral type impeller pump and liquid fuel vaporization injection apparatus, it can alleviate above-mentioned problem.

In order to alleviate the above-mentioned problem, the utility model discloses the technical scheme who takes as follows:

in a first aspect, the utility model provides a coaxial cisoid heating suction-spray integral type impeller pump, include:

the forward pump shell is provided with a vapor phase fuel spray pipe and a liquid phase fuel suction pipe at the front end and the rear end respectively, a liquid suction area, a heating vaporization area and a pressurizing vaporization area are sequentially arranged in the forward pump shell from the back to the front, and the liquid phase fuel suction pipe, the liquid suction area, the heating vaporization area, the pressurizing vaporization area and the vapor phase fuel spray pipe are sequentially communicated;

the liquid suction area, the heating vaporization area and the pressurizing vaporization area are respectively provided with a liquid suction impeller set, a torque output device and a pressurizing vaporization impeller set, the torque output device is provided with a front torque output shaft extending to the pressurizing vaporization area and a rear torque output shaft extending to the liquid suction area, the liquid suction impeller set is installed on the rear torque output shaft, the pressurizing vaporization impeller set is installed on the front torque output shaft, and a plurality of electric heating wires are arranged in the shell wall of the forward pump shell positioned in the heating vaporization area;

the liquid phase fuel suction pipe, the rear torque output shaft, the front torque output shaft and the vapor phase fuel spray pipe share a common linear shaft.

The technical effect of the technical scheme is as follows: can the high efficiency inhale external liquid phase fuel to change the looks into vapor phase fuel blowout, it is very good to change the looks effect, does not contain the macromolecule group in the assurance spun fuel that can the very big degree, then when being applied to automobile engine, can improve liquid phase fuel's combustion efficiency, energy-concerving and environment-protective.

Further, the torque output device is a high-temperature-resistant double-long-shaft motor.

The technical effect of the technical scheme is as follows: simple structure belongs to current mature technique, can directly select the use.

Furthermore, the torque output device is supported and fixed on the heating vaporization area through a main support I and a main support II, the main support I and the main support II are both of a hollow structure, a motor lead of the torque output device is arranged in the main support I and penetrates out of the shell wall of the forward pump shell, and a heating wire leading-out wire of the electric heating wire is arranged in the main support II and penetrates out of the shell wall of the forward pump shell.

Furthermore, the pressurizing vaporization area is provided with an auxiliary support I for supporting the front torque output shaft in an auxiliary mode, and the liquid absorption area is provided with an auxiliary support II for supporting the rear torque output shaft in an auxiliary mode.

Further, the vapor phase fuel nozzle and the liquid phase fuel suction pipe are both externally threaded.

The technical effect of the technical scheme is as follows: is convenient for being connected with an external medium conveying pipeline.

Furthermore, the liquid suction area is of a conical structure with a backward conical tip, the heating vaporization area is of a cylindrical structure arranged along the front-back direction, and the pressurizing vaporization area is of a conical structure with a forward conical tip.

The technical effect of the technical scheme is as follows: the structure is regular, and the installation and the layout are facilitated.

Furthermore, the pressurizing vaporizing impeller group consists of a plurality of impellers which are sequentially arranged from back to front, and the diameters of the impellers are sequentially reduced from back to front; the liquid suction impeller group is composed of a plurality of impellers which are sequentially arranged from back to front, and the diameters of the impellers are sequentially increased from back to front.

The technical effect of the technical scheme is as follows: the pump casing can be well matched with the structural design of the forward pump casing, and the wheel set is ensured to have enough pumping force.

In a second aspect, the present invention provides a liquid fuel vaporizing and injecting apparatus, comprising a liquid fuel tank, a liquid flow valve, a liquid check valve, a vapor storage tank, an air flow valve I, an air flow valve II, an air flow valve III, an air check valve and the above-mentioned coaxial forward heating suction and injection integrated impeller pump;

the outlet of the liquid fuel tank is connected with the liquid-phase fuel suction pipe through a liquid conveying pipe, and the liquid flow valve and the liquid check valve are sequentially arranged behind and in front of the pipeline of the liquid conveying pipe;

the vapor phase fuel spray pipe is connected with two liquid conveying pipes in a leading mode, one liquid conveying pipe is provided with the airflow valve I and leads to the steam storage box, and the other liquid conveying pipe is provided with the airflow valve III;

and the far vapor phase fuel spray pipe end of the airflow valve III is simultaneously communicated with one end of the airflow valve II and the inlet end of the gas check valve through a liquid conveying pipe, the other end of the airflow valve II is communicated with the inside of the gas storage tank, and the outlet end of the gas check valve is used for leading to a main combustion chamber of an automobile engine.

The technical effect of the technical scheme is as follows: the liquid fuel in the liquid fuel tank can be efficiently changed into vapor phase fuel to be sprayed to a main combustion chamber of the automobile engine, and the vapor phase fuel can be always kept for use.

Further, the coaxial forward heating, sucking and spraying integrated impeller pump is supported in the steam storage tank through a support.

The technical effect of the technical scheme is as follows: the electric heating wire of the coaxial forward heating suction-injection integrated impeller pump can act on the vapor phase fuel stored in the vapor storage tank, and the vapor phase fuel is completely prevented from being changed into liquid phase fuel again.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

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 partial cross-sectional view of the coaxial forward heating suction-injection integrated impeller pump in example 1;

FIG. 2 is a schematic configuration diagram of a liquid fuel vaporization injection apparatus described in embodiment 2;

in the figure: 1-forward pump shell, 2-vapor phase fuel spray pipe, 3-liquid phase fuel suction pipe, 4-front torque output shaft, 5-pressurizing vaporizing impeller group, 6-main bracket I, 7-motor lead-out wire, 8-heating wire lead-out wire, 9-main bracket II, 10-auxiliary bracket I, 11-liquid suction impeller group, 12-liquid suction area, 13-heating vaporizing area, 14-pressurizing vaporizing area, 15-torque output device, 16-electric heating wire, 17-rear torque output shaft, 18-auxiliary bracket II, 19-liquid check valve, 20-coaxial forward heating suction and spray integrated impeller pump, 21-liquid fuel tank, 22-liquid flow valve, 23-air flow valve I, 24-air flow valve II, 25-air flow valve III, 26-steam storage tank, 27-gas check valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

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 efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "front", "back", "inside", "outside", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1, the present embodiment provides a coaxial forward heating suction-injection integrated impeller pump 20, which includes:

the forward pump shell 1 is connected with a vapor phase fuel spray pipe 2 and a liquid phase fuel suction pipe 3 at the front end and the rear end respectively, a liquid suction area 12, a heating vaporization area 13 and a pressurizing vaporization area 14 are sequentially arranged in the forward pump shell from the back to the front, and the liquid phase fuel suction pipe 3, the liquid suction area 12, the heating vaporization area 13, the pressurizing vaporization area 14 and the vapor phase fuel spray pipe 2 are sequentially communicated;

the liquid suction area 12, the heating vaporization area 13 and the pressurizing vaporization area 14 are respectively provided with a liquid suction impeller set 11, a torque output device 15 and a pressurizing vaporization impeller set 5, the torque output device 15 is provided with a front torque output shaft 4 extending to the pressurizing vaporization area 14 and a rear torque output shaft 17 extending to the liquid suction area 12, the liquid suction impeller set 11 is installed on the rear torque output shaft 17, the pressurizing vaporization impeller set 5 is installed on the front torque output shaft 4, and a plurality of electric heating wires 16 are arranged in the shell wall of the heating vaporization area 13 of the forward pump shell 1;

the liquid phase fuel suction pipe 3, the rear torque output shaft 17, the front torque output shaft 4 and the vapor phase fuel spray pipe 2 share a common straight line shaft.

In the present embodiment, the electric heating wires 16 are circumferentially and uniformly arranged around the torque output device 15, the structure is compact, and the torque output device 15 is easy to dissipate heat.

In the present embodiment, the torque output device 15 is a high-temperature resistant dual-shaft motor, and the temperature resistance thereof is preferably 200 ℃.

In this embodiment, the torque output device 15 is supported and fixed on the heating vaporization region 13 through a main support i 6 and a main support ii 9, both the main support i 6 and the main support ii 9 are hollow structures, a motor lead of the torque output device 15 is arranged in the main support i 6 and penetrates out from the shell wall of the forward pump shell 1, a heating wire leading-out wire 8 of the electric heating wire 16 is arranged in the main support ii 9 and penetrates out from the shell wall of the forward pump shell 1, and the liquid suction region 12, the heating vaporization region 13 and the pressurization vaporization region 14 are not communicated with the outside from any other positions except the vapor phase fuel spray pipe 2 and the liquid phase fuel suction pipe 3, namely, the layout structure design of the lead should ensure that the sealing performance of the three regions is not affected.

In this embodiment, the pressurized vaporization region 14 is provided with an auxiliary support i 10 for auxiliary support of the front torque output shaft 4, and the liquid suction region 12 is provided with an auxiliary support ii 18 for auxiliary support of the rear torque output shaft 17. The auxiliary support is designed so that the front torque output shaft 4 and the rear torque output shaft 17 do not wobble during rotation.

In the embodiment, the vapor phase fuel spray pipe 2 and the liquid phase fuel suction pipe 3 are both provided with external threads, so that the vapor phase fuel spray pipe and the liquid phase fuel suction pipe are conveniently in threaded sealing connection with an external medium conveying pipeline, and during threaded connection, raw rubber belts are wound to ensure the sealing performance of the connection parts.

In this embodiment, the liquid suction region 12 has a conical structure with a rear conical tip, the heating vaporization region 13 has a cylindrical structure arranged in the front-rear direction, and the pressurizing vaporization region 14 has a conical structure with a front conical tip.

In the embodiment, the pressurizing vaporizing impeller set 5 is composed of a plurality of impellers which are sequentially arranged from back to front, and the diameters of the impellers are sequentially reduced from back to front; the liquid suction impeller set 11 is composed of a plurality of impellers which are sequentially arranged from back to front, and the diameters of the impellers are sequentially increased from back to front.

The working principle of the coaxial forward heating suction-injection integrated impeller pump 20 in the embodiment is as follows:

a torque output device 15 and an electric heating wire 16 of the heating vaporization region 13 are respectively electrified through a motor outgoing line 7 and a heating wire outgoing line 8;

the temperature of the heating vaporization region 13 rises sharply, the front torque output shaft 4 and the rear torque output shaft 17 of the torque output device 15 rotate at high speed, then the liquid suction impeller set 11 and the pressurization vaporization impeller set 5 rotate, liquid phase fuel enters the liquid suction region 12 from the liquid phase fuel suction pipe 3 under the action of the liquid suction impeller set 11, then enters the heating vaporization region 13, enters the pressurization vaporization region 14 after the heating vaporization region 13 is vaporized, and is rapidly sprayed out from the vapor phase fuel spray pipe 2 under the action of the pressurization vaporization impeller set 5.

As a control method of the coaxial forward heating, sucking and spraying integrated impeller pump 20 of the present embodiment, the motor outgoing line 7 and the heater strip outgoing line 8 may be connected to a control circuit (such as a single chip microcomputer control circuit), and the control circuit controls on/off between the motor outgoing line 7 and the heater strip outgoing line 8 and a power supply, so as to realize automatic energization of the torque output device 15 and the electric heater strip 16; if the control circuit is provided with a voltage transformation module, the voltage transformation control module can be used for controlling the input voltage of the torque output device 15 and the electric heating wire 16, so that the rotating speed control of the rotating shaft of the torque output device 15 and the heating quantity control of the electric heating wire 16 are realized.

Example 2

Referring to fig. 2, the present embodiment provides a liquid fuel vaporizing injection device, which comprises a liquid fuel tank 21, a liquid flow valve 22, a liquid check valve 19, a vapor storage tank 26, an air flow valve i 23, an air flow valve ii 24, an air flow valve iii 25, an air check valve 27, and the coaxial forward heating, suction and injection integrated impeller pump 20 proposed in embodiment 1; the outlet of the liquid fuel tank 21 is connected with the liquid fuel suction pipe 3 through a liquid conveying pipe, and the liquid flow valve 22 and the liquid check valve 19 are sequentially arranged from back to front of the pipeline of the liquid conveying pipe; the vapor phase fuel spray pipe 2 is connected with two liquid conveying pipes in a leading way, wherein one liquid conveying pipe is provided with an airflow valve I23 and leads to the steam storage box 26, and the other liquid conveying pipe is provided with an airflow valve III 25; the end of the far gas phase fuel spray pipe 2 of the air flow valve III 25 is simultaneously communicated with one end of an air flow valve II 24 and the inlet end of an air check valve 27 through liquid conveying pipes, the other end of the air flow valve II 24 is communicated with the inside of a gas storage tank 26, and the outlet end of the air check valve 27 is used for leading to a main combustion chamber of an automobile engine.

In the present embodiment, the steam storage tank 26 is designed to enable the dual-long shaft motor mentioned in embodiment 1 to intermittently rest (greatly prolong the service life of the motor), and improve the quality of the supplied air, and if the steam storage tank 26 is not provided, the pressure/temperature of the air tends to be in a narrow range, for example, the temperature increase would cause the density of the air to be reduced under the same pressure, and the supplied air amount would be substantially reduced, thereby affecting the output of the combustion chamber.

In the present embodiment, the fluid valve 22, the air flow valve i 23, the air flow valve ii 24, and the air flow valve iii 25 are all solenoid valves, so that the fluid valve 22 can be automatically opened and closed.

In the embodiment, because the liquid check valve 19 is designed, the backflow of the fuel in the coaxial forward heating, suction and injection integrated impeller pump 20 can be prevented at any time, and the liquid fuel can be efficiently supplied to the coaxial forward heating, suction and injection integrated impeller pump 20; because of the design of the gas check valve 27, the reverse flow of vapor phase fuel in the main combustion chamber can be prevented at any time.

The working principle of the liquid fuel vaporization injection device of the embodiment is as follows:

the direction a in fig. 2 represents the main combustion chamber leading to the engine of the car.

The liquid flow valve 22 is opened, the coaxial forward heating suction-injection integrated impeller pump 20 is connected with a power supply, liquid fuel in the liquid fuel tank 21 sequentially passes through the liquid flow valve 22 and the liquid check valve 19 and then enters the coaxial forward heating suction-injection integrated impeller pump 20, and under the action of the coaxial forward heating suction-injection integrated impeller pump 20, the liquid fuel is changed from a liquid phase to a vapor phase and is injected out in a simple substance vapor molecular mode.

The vapor phase fuel sprayed from the coaxial forward heating, sucking and spraying integrated impeller pump 20 can be selected by two paths, wherein when the first path is selected, the airflow valve III 25 is in a closed state, the airflow valve I23 and the airflow valve II 24 are in an open state, and when the second path is selected, the airflow valve III 25 is in an open state, and the airflow valve I23 and the airflow valve II 24 are in a closed state.

A first path of gas: air flow valve I23 → tank 26 → air flow valve II 24 → air check valve 27 → main combustion chamber of the automobile engine.

A second path of gas: air flow valve iii 25 → air check valve 27 → main combustion chamber of the automobile engine.

As another structural option of this embodiment, the coaxial straightforward heating, suction and injection integrated impeller pump 20 is supported in the steam storage tank 26 through a bracket, so that the electric heating wire 16 of the coaxial straightforward heating, suction and injection integrated impeller pump 20 can heat the vapor phase fuel stored in the steam storage tank 26, and completely avoid the vapor phase fuel from being changed into liquid phase fuel again.

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. A coaxial forward heating suction-injection integrated impeller pump is characterized by comprising:

2. The coaxial forward heating, suction and injection integrated impeller pump of claim 1, wherein the torque output device is a high temperature resistant dual-axis motor.

3. The coaxial forward heating, sucking and spraying integrated impeller pump as claimed in claim 2, wherein the torque output device is supported and fixed to the heating and vaporizing region through a main bracket i and a main bracket ii, the main bracket i and the main bracket ii are both hollow structures, a motor lead of the torque output device is arranged in the main bracket i and penetrates out of a shell wall of the forward pump shell, and a heater wire leading-out wire of the electric heater wire is arranged in the main bracket ii and penetrates out of the shell wall of the forward pump shell.

4. The coaxial forward heating suction-injection integrated impeller pump as claimed in claim 3, wherein the pressurizing vaporization region is provided with an auxiliary support I for supporting the front torque output shaft in an auxiliary manner, and the liquid suction region is provided with an auxiliary support II for supporting the rear torque output shaft in an auxiliary manner.

5. The coaxial forward heating, suction and injection integrated vane pump of claim 1 wherein the vapor phase fuel injection lance and the liquid phase fuel suction lance are externally threaded.

6. The coaxial forward heating, suction and spray integrated impeller pump as claimed in claim 1, wherein the liquid suction area is of a conical structure with a backward conical tip, the heating vaporization area is of a cylindrical structure arranged in the forward and backward directions, and the pressurizing vaporization area is of a conical structure with a forward conical tip.

7. The coaxial forward heating suction-injection integrated impeller pump as claimed in claim 6, wherein the pressurizing vaporizing impeller set is composed of a plurality of impellers which are sequentially arranged from back to front, and the diameters of the impellers are sequentially reduced from back to front; the liquid suction impeller group is composed of a plurality of impellers which are sequentially arranged from back to front, and the diameters of the impellers are sequentially increased from back to front.

8. A liquid fuel vaporization injection device is characterized by comprising a liquid fuel tank, a liquid flow valve, a liquid check valve, a steam storage tank, an air flow valve I, an air flow valve II, an air flow valve III, an air check valve and the coaxial forward heating suction and injection integrated impeller pump of any one of claims 1 to 7;

9. A liquid fuel vaporizing injection apparatus according to claim 8 wherein said coaxial forward heated suction injection integral vane pump is supported in said vapor storage tank by a bracket.