CN103433164A - Jet device - Google Patents
Jet device Download PDFInfo
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- CN103433164A CN103433164A CN2013103988668A CN201310398866A CN103433164A CN 103433164 A CN103433164 A CN 103433164A CN 2013103988668 A CN2013103988668 A CN 2013103988668A CN 201310398866 A CN201310398866 A CN 201310398866A CN 103433164 A CN103433164 A CN 103433164A
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- China
- Prior art keywords
- main body
- abrasive material
- nozzle
- jet
- inner chamber
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Abstract
The invention discloses a jet device. The jet device comprises a main body, wherein the head of the main body is connected with a nozzle, the tail of the main body is connected with a connector, a turbine mixer is arranged in the inner cavity at the front part of the main body, the nozzle is provided with a tapered jet flow outlet, the connector is provided with a fluid inlet channel which is sequentially communicated with the inner cavities of the main body and the turbine mixer and the jet flow outlet, and a sealing cover is connected at the rear of the main body so as to form a grinding material distributor. The jet device is provided with the turbine mixer; due to the improvement of the grinding material inlet and utilization of a vortex hybrid technology, the grinding material and the jet flow liquid are mixed more sufficiently, and the grinding material liquid sprayed by the nozzle is better in jet flow concentricity, so that the cutting efficiency is further improved compared with a traditional pre-mixing manner.
Description
Technical field
The present invention relates to a kind of ejector.
Background technology
Abrasive material slurry jet flow is in advance abrasive material, various additive and water to be hybridly prepared into to slurry, utilizes the high-pressure pump supercharging to form by nozzle.Abrasive material slurry jet flow has the unrivaled dynamic characteristics of Newtonian fluid and receives much attention.But the jet performance of existing ejector can not be satisfied the demand.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of ejector, and it can realize abrasive material slurry jet flow.
For solving the problems of the technologies described above, the technical solution of ejector of the present invention is:
Comprise main body 10, main body 10 forms inner chamber, and the head of main body 10 connects nozzle 14, and the afterbody of main body 10 is connected with connector 3; Connector 3 is for connecting the entrance pipe that carries at a high speed base fluid; The anterior inner chamber of main body 10 is provided with turbine mixer 12; The endoporus of turbine mixer 12 is provided with the vortex shape rifling; Nozzle 14 is provided with convergent cone spray outlet 15; The exit of nozzle 14 forms slit; Connector 3 is provided with influent stream road 2, and the afterbody of connector 3 is high pressure inlet 1; Influent stream road 2 is communicated with successively with inner chamber and the jet exit 15 of main body 10 and turbine mixer 12; The rear portion of main body 10 connects seal cover 5, forms abrasive material distributor 7; Main body 10 connects respectively an end of many abrasive material distributing pipes 8 by adapter 9, the other end of abrasive material distributing pipe 8 connects abrasive material distributor 7; Abrasive material distributor 7 is provided with abrasive material import 6; The sidewall of main body 10 offers a plurality of inclined holes, and abrasive material distributing pipe 8 is by the intracavity inter-connection of inclined hole and main body 10.The inclined hole axis of main body 10 and the axis of main body 10 are not coplanar and form an angle.
Highly pressurised liquid forms the high velocity liquid jet by described high pressure inlet 1 by influent stream road 2, and produces a vacuum at the inner chamber of main body 10, makes the certain pressure differential of formation between the inner chamber of abrasive material distributing pipe 8 and main body 10; The abrasive material mixed liquor enters the inner chamber of main body 10 under the acting in conjunction of membrane pump and pressure differential through abrasive material distributing pipe 8; Mixed high-pressure two-phase liquid stream forms eddy current, and turbulent fluctuation diffusion and blending occur, and makes abrasive material mixed liquor and liquid jet fully mix; Flow through turbine mixer 12 of two-phase liquid forms that the liquid with rotational velocity flow and the slit that pass through nozzle 14 accelerates to be sprayed by jet exit 15, thus the abrasive fluid jet of formation high speed and high pressure and high concentration.
The technique effect that the present invention can reach is:
The present invention is provided with turbine mixer, by improving the abrasive material entrance location, and utilize the vortex mixed technology, make abrasive material more abundant with mixing of jet liquid, the abrasive fluid jet centrality sprayed by nozzle is better, thereby the more traditional front mixing jet of abrasive material stock-removing efficiency is sprayed further, improves.
The accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the structural representation of ejector of the present invention;
Fig. 2 is outline drawing of the present invention.
Description of reference numerals in figure:
1 is the high pressure inlet, and 2 is the influent stream road,
3 is connector, and 4 is the import hold-down nut,
5 is seal cover, and 6 is the abrasive material import,
7 is the abrasive material distributor, and 8 is the abrasive material distributing pipe,
9 is adapter, and 10 is main body,
11 is rubber sleeve, and 12 is turbine mixer,
13 is the outlet hold-down nut, and 14 is nozzle,
15 is jet exit.
The specific embodiment
As shown in Figure 1 and Figure 2, ejector of the present invention, comprise main body 10, and main body 10 forms inner chamber, and the head of main body 10 connects nozzle 14, and the afterbody of main body 10 is connected with connector 3; Connector 3 is for connecting the entrance pipe that carries at a high speed base fluid;
The anterior inner chamber of main body 10 is provided with turbine mixer 12; The endoporus of turbine mixer 12 is provided with the vortex shape rifling;
Nozzle 14 achieves a fixed connection by outlet hold-down nut 13 with main body 10;
Connector 3 achieves a fixed connection by import hold-down nut 4 with main body 10;
Connector 3 is provided with influent stream road 2, and the afterbody of connector 3 is high pressure inlet 1;
The rear portion of main body 10 connects seal cover 5, forms abrasive material distributor 7;
The sidewall of main body 10 offers a plurality of inclined holes, and abrasive material distributing pipe 8 is by the intracavity inter-connection of inclined hole and main body 10; The inclined hole axis of main body 10 and the axis of main body 10 are not coplanar and form an angle;
The outer cover of main body 10 is provided with rubber sleeve 11.
Operation principle of the present invention is as follows:
Highly pressurised liquid forms the high velocity liquid jet by high pressure inlet 1 by influent stream road 2, and produces certain vacuum at the inner chamber of main body 10, makes the certain pressure differential of formation between the inner chamber of abrasive material distributing pipe 8 and main body 10; The abrasive material mixed liquor enters the inner chamber of main body 10 under the acting in conjunction of membrane pump and pressure differential through abrasive material distributing pipe 8; Simultaneously, with respect to the axis bias of main body 10 and have angle, and in turbine mixer 12, the vortex shape rifling is arranged due to the liquid outlet of abrasive material separating tube 8, therefore mixed high-pressure two-phase liquid stream forms eddy current, and turbulent fluctuation diffusion and blending occur, make abrasive material mixed liquor and liquid jet fully mix; Flow through turbine mixer 12 of two-phase liquid forms that the liquid with rotational velocity flow and the slit that pass through nozzle 14 accelerates to be sprayed by jet exit 15, thus the abrasive fluid jet of formation high speed and high pressure and high concentration.
Claims (3)
1. an ejector is characterized in that: comprise main body (10), main body (10) forms inner chamber, and the head of main body (10) connects nozzle (14), and the afterbody of main body (10) is connected with connector (3); Connector (3) is for connecting the entrance pipe that carries at a high speed base fluid;
The anterior inner chamber of main body (10) is provided with turbine mixer (12); The endoporus of turbine mixer (12) is provided with the vortex shape rifling;
Nozzle (14) is provided with convergent cone spray outlet (15); The exit of nozzle (14) forms slit;
Connector (3) is provided with influent stream road (2), and the afterbody of connector (3) is high pressure inlet (1);
Influent stream road (2) is communicated with successively with inner chamber and the jet exit (15) of main body (10) and turbine mixer (12);
The rear portion of main body (10) connects seal cover (5), forms abrasive material distributor (7);
Main body (10) connects respectively an end of many abrasive material distributing pipes (8) by adapter (9), the other end of abrasive material distributing pipe (8) connects abrasive material distributor (7); Abrasive material distributor (7) is provided with abrasive material import (6);
The sidewall of main body (10) offers a plurality of inclined holes, and abrasive material distributing pipe (8) is by the intracavity inter-connection of inclined hole and main body (10).
2. ejector according to claim 1 is characterized in that: the axis of the inclined hole axis of described main body (10) and main body (10) is not coplanar and form an angle.
3. ejector according to claim 1, it is characterized in that: highly pressurised liquid forms the high velocity liquid jet by described high pressure inlet (1) by influent stream road (2), and produce a vacuum at the inner chamber of main body (10), make between the inner chamber of abrasive material distributing pipe (8) and main body (10) to form certain pressure differential; The abrasive material mixed liquor enters the inner chamber of main body (10) under the acting in conjunction of membrane pump and pressure differential through abrasive material distributing pipe (8); Mixed high-pressure two-phase liquid stream forms eddy current, and turbulent fluctuation diffusion and blending occur, and makes abrasive material mixed liquor and liquid jet fully mix; The two-phase liquid turbine mixer (12) of flowing through forms that the liquid with rotational velocity flow and the slit that pass through nozzle (14) accelerates to be sprayed by jet exit (15), thus the abrasive fluid jet of formation high speed and high pressure and high concentration.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013103988668A CN103433164A (en) | 2013-09-05 | 2013-09-05 | Jet device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2013103988668A CN103433164A (en) | 2013-09-05 | 2013-09-05 | Jet device |
Publications (1)
Publication Number | Publication Date |
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CN103433164A true CN103433164A (en) | 2013-12-11 |
Family
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Family Applications (1)
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CN2013103988668A Pending CN103433164A (en) | 2013-09-05 | 2013-09-05 | Jet device |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB475984A (en) * | 1936-10-02 | 1937-11-30 | Gen Engineering Co Inc | Improvements in sand blast nozzles |
GB1183342A (en) * | 1967-01-05 | 1970-03-04 | Roto Finish Ltd | Improvements in Guns for Projecting Abrasive or Polishing Materials |
CN2313709Y (en) * | 1997-12-04 | 1999-04-14 | 山东省博兴县华兴企业集团公司 | Abrasive jetting device for water cutting process |
CN2332492Y (en) * | 1998-07-03 | 1999-08-11 | 李宗能 | Powder spray gun |
EP0691183B1 (en) * | 1994-07-08 | 1999-09-15 | Dr. Hartmann-Kulba Bauchemie GmbH & Co. KG | Jet nozzle for use with devices for cleaning especially stone and/or metal surfaces |
JP2001138240A (en) * | 1999-11-15 | 2001-05-22 | Kojima Hiroyuki | Sand blast apparatus of new mechanism with high efficiency of using blower, etc., low noise and energy- saving without using air compressor |
CN101124065A (en) * | 2005-02-05 | 2008-02-13 | 凯罗斯诺合资公司 | Device and method for cleaning, activating or pre-treating workpieces by blasting carbon dioxide snow |
CN102922432A (en) * | 2012-10-23 | 2013-02-13 | 谭建忠 | Sand blasting accessory and high-pressure slurry abrasive material jet injection system |
CN203459197U (en) * | 2013-09-05 | 2014-03-05 | 浙江大学台州研究院 | Jet device |
-
2013
- 2013-09-05 CN CN2013103988668A patent/CN103433164A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB475984A (en) * | 1936-10-02 | 1937-11-30 | Gen Engineering Co Inc | Improvements in sand blast nozzles |
GB1183342A (en) * | 1967-01-05 | 1970-03-04 | Roto Finish Ltd | Improvements in Guns for Projecting Abrasive or Polishing Materials |
EP0691183B1 (en) * | 1994-07-08 | 1999-09-15 | Dr. Hartmann-Kulba Bauchemie GmbH & Co. KG | Jet nozzle for use with devices for cleaning especially stone and/or metal surfaces |
CN2313709Y (en) * | 1997-12-04 | 1999-04-14 | 山东省博兴县华兴企业集团公司 | Abrasive jetting device for water cutting process |
CN2332492Y (en) * | 1998-07-03 | 1999-08-11 | 李宗能 | Powder spray gun |
JP2001138240A (en) * | 1999-11-15 | 2001-05-22 | Kojima Hiroyuki | Sand blast apparatus of new mechanism with high efficiency of using blower, etc., low noise and energy- saving without using air compressor |
CN101124065A (en) * | 2005-02-05 | 2008-02-13 | 凯罗斯诺合资公司 | Device and method for cleaning, activating or pre-treating workpieces by blasting carbon dioxide snow |
CN102922432A (en) * | 2012-10-23 | 2013-02-13 | 谭建忠 | Sand blasting accessory and high-pressure slurry abrasive material jet injection system |
CN203459197U (en) * | 2013-09-05 | 2014-03-05 | 浙江大学台州研究院 | Jet device |
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Application publication date: 20131211 |