阅读说明：本技术 一种射流真空泵 (Jet vacuum pump ) 是由 孙永霞 于 2020-06-20 设计创作，主要内容包括：本发明涉及了真空泵技术领域,具体为：一种射流真空泵,其特征在于：包括射流真空泵主体、管道增压泵、管道助推泵、真空罐,所述射流真空泵主体,内部设置有真空室、锥形束流区、锥形喷嘴,其采用的流体以流动性强不易挥发及无腐蚀性的润滑油为宜,使其具有一定压力的工作流体通过喷嘴高速喷出,在喷嘴出口区域形成真空室,从而将被抽空气介质吸引出来,其文丘里混合器原理是一种具备负压吸气功能,为提高喷嘴高速喷出的要求,在所述的供流体管道中设置管道增压泵对外,并在锥形喷嘴喷射的流体收集管路中增设管道助推泵,使喷射的流体加速排泄增强高喷嘴高速喷出的要求,使其产生更强负压吸纳效果,实现高负压产生的一种射流真空泵。(The invention relates to the technical field of vacuum pumps, in particular to a vacuum pump which comprises the following components: a jet vacuum pump, characterized by: comprises a jet vacuum pump main body, a pipeline booster pump and a vacuum tank, wherein the jet vacuum pump main body is internally provided with a vacuum chamber, a conical beam flow area and a conical nozzle, the fluid adopted is preferably lubricating oil with strong fluidity, difficult volatilization and no corrosiveness, so that the working fluid with certain pressure is sprayed out at high speed through the nozzle, a vacuum chamber is formed at the outlet area of the nozzle, and the pumped air medium is sucked out, the Venturi mixer has the negative pressure air suction function, and in order to improve the requirement of high-speed ejection of the nozzle, the jet vacuum pump is characterized in that a pipeline booster pump is arranged in the fluid supply pipeline to the outside, and a pipeline boosting pump is additionally arranged in a fluid collecting pipeline sprayed by the conical nozzle, so that the requirement of high-speed spraying of the high nozzle is enhanced by accelerating the discharge of the sprayed fluid, a stronger negative pressure absorption effect is generated, and the generation of high negative pressure is realized.)

1. A jet vacuum pump, characterized by: the jet flow vacuum pump comprises a jet flow vacuum pump main body (1), a pipeline booster pump (2) and a pipeline booster pump (3), wherein a plurality of groups of fluid branch supply pipes (21) are arranged on the jet flow vacuum pump main body (1) and all supply fluid and a plurality of groups of negative pressure branch pipes (41) all suck air.

2. A jet vacuum pump as claimed in claim 1, wherein: the pipeline booster pump (2) is arranged in a pipeline of a main fluid supply pipe (21) to enhance the flow velocity, and the pipeline booster pump (3) is arranged in a pipeline of a vertical ground fluid drainage pipe (31) to enhance drainage and improve the vacuum degree of a vacuum chamber (11) arranged on the main flow vacuum pump body (1).

Technical Field

The invention relates to the technical field of vacuum pump industry, in particular to a jet vacuum pump.

Background

The mechanical compression mode that present vacuum pump trade generally adopted, efflux produce and absorb the vacuum mode, all adopt the pressurization mode of notes fluid pipe to produce and absorb and form the vacuum pump principle, its production process receives high-speed fluid to pass through jet orifice back resistance influence, and how to improve the velocity of flow and solve and alleviate through jet orifice back resistance is difficult problem at present, and current method adopts self velocity of flow and dead weight to excrete, is unfavorable for the quick little resistance of high-speed fluid to excrete, and current mode can cause the negative pressure to breathe in the vacuum degree low.

Disclosure of Invention

The present invention aims to provide a jet vacuum pump to solve the problems set forth in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the method specifically comprises the following steps: a jet vacuum pump, comprising: jet vacuum pump main part, pipeline booster pump, pipeline boosting pump, vacuum tank, real empty room, toper wake flow district, conical nozzle, fluid main supply pipe, fluid branch supply pipe, fluid drain pipe, fluid circulation jar, gas overflow pipe, negative pressure lateral pipe, negative pressure are responsible for, the vacuum tank is responsible for, constitutes a jet vacuum pump, its characterized in that: including efflux vacuum pump main part, pipeline booster pump, pipeline boosting pump, vacuum tank, efflux vacuum pump main part, inside is provided with vacuum chamber, toper flow district, conical nozzle, it adopts the fluid to be suitable with the strong non-volatile and non-corrosive lubricating oil or the pure water of mobility, make it produce in fluid flow injection process, the working fluid that has certain pressure passes through the high-speed blowout of nozzle, make pressure energy conversion speed ability, form the vacuum in the nozzle exit region, thereby will be drawn air the medium and attract out, its venturi mixer principle is one kind and possesses the negative pressure function of breathing in, in order to improve the high-speed spun requirement of nozzle supply fluid pipeline in set up the pipeline booster pump, and add pipeline boosting pump in the fluid collection pipeline of conical nozzle injection, it sets up in the vertical fluid collection pipeline on ground, be favorable to falling weight with the help of fluid, make the high-speed spun requirement of the high nozzle of fluid accelerated discharge enhancement of injection, wherein the vacuum tank is used for each group's negative pressure bleeder pipe and negative pressure to be responsible for the gaseous buffer memory of negative pressure to there is the vacuum tank to be responsible for and carry out the vacuum and receive to required space, fluid circulation jar circulation for fluid provide the fluid main supply pipeline in the pipeline booster pump pressure boost, and a plurality of groups fluid branch supply pipe supply fluid, wherein the gas overflow pipe is used for melting in the fluid in the gas overflow, make it produce stronger negative pressure through synthesizing to set up and receive the effect, realize a jet vacuum pump that the efficient vacuum produced.

Through the technical scheme, the jet vacuum pump consisting of the jet vacuum pump main body, the pipeline booster pump and the pipeline booster pump is simple and reliable in structure, high in gas absorption vacuum degree and wide in application.

Preferably, a plurality of groups of fluid branch supply pipes for supplying fluid and a plurality of groups of negative pressure branch pipes for sucking gas are arranged on the jet vacuum pump main body.

Through the technical scheme, the purpose is to additionally arrange a plurality of groups of fluid flow supply and gas uniform suction.

Preferably, the pipeline booster pump is arranged in a main fluid supply pipeline to enhance the flow velocity, and the pipeline booster pump is arranged in a pipeline perpendicular to a ground fluid drainage pipeline to enhance drainage and improve the vacuum degree of a vacuum chamber arranged in the main flow vacuum pump body.

Through the technical scheme, the purpose is that the jet liquid discharging device is arranged in a ground vertical liquid collecting pipeline, so that the jet liquid is accelerated to discharge and the requirement of high-speed ejection of a high nozzle is enhanced by means of the falling weight of the liquid, and the gas absorbing capacity is improved.

Compared with the prior art, the invention has the beneficial effects that: the resistance of high-speed fluid passing through the jet orifice is reduced in the production process, the problem of reducing the resistance after passing through the jet orifice is solved, the pipeline boosting pump is adopted to combine the self flow rate and the self weight for drainage, the quick small-resistance drainage of the high-speed fluid is facilitated, and the negative pressure air suction vacuum degree is high.

Drawings

FIG. 1 is a first schematic structural diagram of the present invention;

shown in the figure: 1-a jet vacuum pump body; 2-pipeline booster pump; 3-pipeline boosting pump; 4-vacuum tank; 11-a vacuum chamber; 12-a conical beam zone; 13-a conical nozzle; 21-main supply of fluid; 22-a fluid branch supply pipe; 31-a fluid drain; 32-a fluid circulation tank; 33-a gas overflow pipe; 41-negative pressure branch pipe; 42-negative pressure main pipe; 43-vacuum tank main pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to the attached drawings, the invention provides a technical scheme: the method specifically comprises the following steps: a jet vacuum pump, comprising: the jet vacuum pump is composed of a jet vacuum pump body 1, a pipeline booster pump 2, a pipeline boosting pump 3, a vacuum tank 4, a vacuum chamber 11, a conical stream area 12, a conical nozzle 13, a main fluid supply pipe 21, a branch fluid supply pipe 22, a fluid drainage pipe 31, a fluid circulation tank 32, a gas overflow pipe 33, a negative pressure branch pipe 41, a negative pressure main pipe 42 and a vacuum tank main pipe 43, and is characterized in that: including jet vacuum pump main part 1, pipeline booster pump 2, pipeline boosting pump 3, vacuum tank 4, jet vacuum pump main part 1, inside is provided with vacuum chamber 11, toper flow district 12, conical nozzle 13, it adopts the fluid to be suitable with the strong non-volatile and non-corrosive lubricating oil of mobility or pure water, makes it produce in fluid flow injection process, and the working fluid that has certain pressure passes through the high-speed blowout of nozzle, makes pressure energy conversion speed ability, forms the vacuum at the nozzle exit region of conical nozzle 13 to the medium of will being pumped air attracts out, and its venturi mixer principle is one kind and possesses the negative pressure function of breathing in, for the high-speed spun requirement of nozzle that improves conical nozzle 13 fluid main supply pipe 21 supplies in the fluid pipeline set up the pipeline booster pump to set up the pipeline boosting pump in the fluid drainage pipe 31 fluid collection pipeline that conical nozzle 13 sprays, it sets up in the perpendicular fluid collecting pipe of ground fluid drain pipe 31, is favorable to strengthening the discharge capacity with the help of the weight that the fluid falls in the fluid drain pipe 31, makes the high nozzle high-speed blowout's that the fluid of the injection of conical nozzle 13 excretes the enhancement requirement with higher speed, wherein vacuum tank 4 is used for each group's negative pressure lateral pipe 41 and negative pressure main pipe 42 negative pressure gas buffer memory to there is vacuum tank to be responsible for 43 and carry out the vacuum to required space and admit, fluid circulation tank 32 circulate with fluid provide the pipeline booster pump 2 pressure boost in the fluid main supply pipe 21 pipeline, and a plurality of groups fluid branch supply pipe 22 supply fluid, wherein gas overflow pipe 33 is used for melting in the fluid gas overflow, makes it produce stronger negative pressure and admit the effect through comprehensive setting, realizes the jet vacuum pump that efficient vacuum produced.

Through the technical scheme, the jet vacuum pump consisting of the jet vacuum pump main body 1, the pipeline booster pump 2 and the pipeline boosting pump 3 is simple and reliable in structure, high in gas absorption vacuum degree and wide in application.

Preferably, a plurality of sets of fluid branch supply pipes 21 are arranged on the jet vacuum pump body 1 for supplying fluid and a plurality of sets of negative pressure branch pipes 41 for sucking gas.

Through the technical scheme, the purpose is to additionally arrange a plurality of groups of fluid flow supply and gas uniform suction.

Further, the pipeline booster pump 2 is arranged in the pipeline of the main fluid supply pipe 21 to enhance the flow velocity, and the pipeline booster pump 3 is arranged in the pipeline of the vertical ground fluid drainage pipe 31 to enhance drainage, so as to improve the vacuum degree of the vacuum chamber 11 arranged in the vacuum pump main body 1.

Compared with the prior art, the invention has the beneficial effects that: the resistance of high-speed fluid passing through the jet orifice is reduced in the production process, the problem of reducing the resistance after passing through the jet orifice is solved, the pipeline boosting pump 3 is adopted to combine the self flow speed and the self weight for drainage, the quick small-resistance drainage of the high-speed fluid is facilitated, and the negative pressure suction vacuum degree is high.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.