CN202590658U

CN202590658U - Mixed jet device

Info

Publication number: CN202590658U
Application number: CN 201220217815
Authority: CN
Inventors: 潘江海
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-11
Filing date: 2012-05-11
Publication date: 2012-12-12
Anticipated expiration: 2022-05-11

Abstract

The utility model discloses a mixed jet device and belongs to the technical field of jet equipment. The technical point is that the device comprises a suction pipe, a throat pipe and a diffusion pipe which are connected in sequence. Central axes of the suction pipe, the throat pipe and the diffusion pipe are positioned on a same straight line, a first inflow pipe is arranged on the lateral wall of the suction pipe, an axial flow nozzle is arranged in the center of the suction pipe along the central axis, and the first inflow nozzle is connected with an axis flow nozzle pipeline; a circulation nozzle is formed on the periphery of the throat pipe on the contact portion of the throat pipe and the diffusion pipe, the circulation nozzle is opposite to the diffusion pipe, and a second inflow pipe connected with the circulation nozzle is arranged on the lateral wall of the throat pipe. The mixed jet device is reasonable in structure, high in working efficiency and used for the jetting of dangerous work places of underwater, radiation places, inflammable and explosive places and the like.

Description

The mixing jet device

Technical field

The utility model relates to a kind of fluidic device, more particularly, relates in particular to a kind of mixing jet device.

Background technology

At present, using is the central jet system comparatively widely, and it is meant that nozzle, trunnion and the anemostat of fluidic system are positioned on the same axis, puts and suction line is other, and driving fluid (promptly being inhaled fluid) will change direction in fluidic system.But because the larynx mouth is apart from little, the suction inlet of mixing chamber is less, is inappropriate for the fluid that sucks larger particles.Annular multiinjector fluidic system is meant that then suction line, trunnion and the anemostat of fluidic system are positioned on the same axis; Nozzle ring is around the end of suction line; Driving fluid need not change the flow direction in fluidic system, be particularly suitable for sucking the fluid that contains big solid particle, and because its accessible vacuum is high; Make it have self-priming performance; In carbonated drink is separated, have the advantage bigger,, make the efficient of fluidic system reach the highest so adopt " axial flow, circulation hybrid " in the dexterous shortcoming of utilizing separately advantage to remedy the other side of design than central jet system.

The utility model content

The purpose of the utility model is the deficiency to above-mentioned prior art, and a kind of mixing jet device of rational in infrastructure, high efficiency is provided.

The technical scheme of the utility model is achieved in that a kind of mixing jet device; Comprise the suction line, trunnion and the anemostat that connect in regular turn; The axis of described suction line, trunnion and anemostat is located on the same line; Wherein said suction line sidewall is provided with first inflow pipe, is provided with the axial flow nozzle at the suction line center along the axis, and described first inflow pipe is connected with axial flow nozzle pipeline; At the peripheral circulation nozzle that forms of the trunnion of trunnion and anemostat contact site, circulation nozzle and anemostat are relative, on the trunnion sidewall, are provided with second inflow pipe that is connected with the circulation nozzle.

In the above-mentioned mixing jet device, described anemostat exit pipeline is connected with discharge pipe.

In the above-mentioned mixing jet device, the overall structure that described anemostat and discharge pipe are formed in one; On the discharge pipe outer wall between discharge pipe and the anemostat, be provided with external screw thread nut, pad and first High Pressure Seal Washer from top to bottom in regular turn, described discharge pipe is connected through the external screw thread nut with trunnion, and described anemostat is corresponding with the interior hole exits of trunnion.

In the above-mentioned mixing jet device, described anemostat outer wall is provided with detent, in detent, is provided with second High Pressure Seal Washer.

In the above-mentioned mixing jet device, the angle of flare angle of described anemostat is 5～8 °.

In the above-mentioned mixing jet device, the described axial flow nozzle and the first inflow pipe socket are provided with the 3rd High Pressure Seal Washer at the contact site of the axial flow nozzle and first inflow pipe.

In the above-mentioned mixing jet device, the contact site between described trunnion and the suction line is provided with the 4th High Pressure Seal Washer, and described trunnion is fixedly connected through screw with suction line.

In the above-mentioned mixing jet device, be provided with screen pack in the described suction line.

After the utility model adopts said structure, through at the suction line place axial flow nozzle being set, in the trunnion exit circulation shower nozzle is set simultaneously, both cooperations reach two drainage effects.The mode that adopts axial flow and circulation to match remedies shortcoming each other, reduces the generation of eddy current in the cavity, thereby reaches the purpose that strengthens the fluidic system operating efficiency.The utlity model has simple in structure, good airproof performance, reliable operation and series of advantages such as with low cost, and be particularly suitable under water, radiation, dangerous workplace such as inflammable and explosive, be a kind of very common apparatus of large economy benefit that has.

Description of drawings

To combine the embodiment in the accompanying drawing that the utility model is done further to specify below, but not constitute any restriction the utility model.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the local enlarged diagram at A place among Fig. 1;

Fig. 3 is the local enlarged diagram at B place among Fig. 1.

Among the figure: suction line 1, the first inflow pipe 1a, trunnion 2, the second inflow pipe 2a, anemostat 3, axial flow nozzle 4, circulation nozzle 5, discharge pipe 6, external screw thread nut 7, pad 8, first High Pressure Seal Washer 9, second High Pressure Seal Washer 10, the 3rd High Pressure Seal Washer 11, the 4th High Pressure Seal Washer 12, screen pack 13.

The specific embodiment

Consult Fig. 1 to shown in Figure 3, a kind of mixing jet device of the utility model comprises the suction line 1, trunnion 2 and the anemostat 3 that connect in regular turn, and the axis of described suction line 1, trunnion 2 and anemostat 3 is located on the same line; Because of the impurity size differences of mixture is very big, for preventing bulk particles clog trunnion 2, in suction line 1, be provided with screen pack 13, limiting too, bulky grain gets into.On suction line 1 sidewall, be provided with the first inflow pipe 1a, be provided with axial flow nozzle 4 along the axis at suction line 1 center, the described first inflow pipe 1a is connected with axial flow nozzle 4 pipelines; At trunnion 2 peripheral the form circulation nozzles 5 of trunnion 2 with anemostat 3 contact sites; Circulation nozzle 5 is relative with anemostat 3; On trunnion 2 sidewalls, be provided with the second inflow pipe 2a that is connected with circulation nozzle 5; Be connected with discharge pipe 6 at anemostat 3 exit pipelines, in the present embodiment, the overall structure that anemostat 3 and discharge pipe 6 are formed in one; On discharge pipe 6 outer walls between discharge pipe 6 and the anemostat 3, be provided with external screw thread nut 7, pad 8 and first High Pressure Seal Washer 9 from top to bottom in regular turn; Described discharge pipe 6 is connected through external screw thread nut 7 with trunnion 2, and described anemostat 3 is corresponding with trunnion 2 interior hole exits; Further, on anemostat 3 outer walls, be provided with detent, in detent, be provided with second High Pressure Seal Washer 10.Simultaneously, the angle of flare angle of described anemostat 3 is 5～8 °, and this structure makes that the local resistance loss of fluid is minimum.For stability and the better effects if that seals,, be provided with the 3rd High Pressure Seal Washer 11 at the contact site of the axial flow nozzle 4 and the first inflow pipe 1a in the axial flow nozzle 4 and the first inflow pipe 1a socket.And the contact site between trunnion 2 and the suction line 1 is provided with the 4th High Pressure Seal Washer 12, and described trunnion 2 and suction line 1 are fixedly connected through screw.

The utility model is when concrete work; The high speed operation fluid through

axial flow nozzle

4 and 5 ejections of circulation nozzle, owing to air is taken away in the viscous effect between jet and air, forms vacuum near nozzle under the water conservancy diversion of the first inflow pipe 1a and the second inflow pipe 2a; Under the ambient pressure effect; Steam water interface is inhaled into from suction line 1, and accomplishes energy exchange at trunnion 2 and working fluid, reduces pressure rising back at anemostat 3 flow velocitys and discharges from discharge pipe 6.

Claims

1. mixing jet device; Comprise the suction line (1), trunnion (2) and the anemostat (3) that connect in regular turn; The axis of described suction line (1), trunnion (2) and anemostat (3) is located on the same line, and it is characterized in that, described suction line (1) sidewall is provided with first inflow pipe (1a); Be provided with axial flow nozzle (4) along the axis at suction line (1) center, described first inflow pipe (1a) is connected with axial flow nozzle (4) pipeline; At the peripheral circulation nozzle (5) that forms of the trunnion (2) of trunnion (2) and anemostat (3) contact site, circulation nozzle (5) is relative with anemostat (3), on trunnion (2) sidewall, is provided with second inflow pipe (2a) that is connected with circulation nozzle (5).

2. mixing jet device according to claim 1 is characterized in that, described anemostat (3) exit pipeline is connected with discharge pipe (6).

3. mixing jet device according to claim 2 is characterized in that, the overall structure that described anemostat (3) and discharge pipe (6) are formed in one; On discharge pipe (6) outer wall between discharge pipe (6) and the anemostat (3), be provided with external screw thread nut (7), pad (8) and first High Pressure Seal Washer (9) from top to bottom in regular turn; Described discharge pipe (6) is connected through external screw thread nut (7) with trunnion (2), and described anemostat (3) is corresponding with the interior hole exits of trunnion (2).

4. mixing jet device according to claim 3 is characterized in that, described anemostat (3) outer wall is provided with detent, in detent, is provided with second High Pressure Seal Washer (10).

5. according to the arbitrary described mixing jet device of claim 1 to 4, it is characterized in that the angle of flare angle of described anemostat (3) is 5～8 °.

6. mixing jet device according to claim 1 is characterized in that, described axial flow nozzle (4) and first inflow pipe (1a) socket are provided with the 3rd High Pressure Seal Washer (11) at the contact site of axial flow nozzle (4) and first inflow pipe (1a).

7. mixing jet device according to claim 1 is characterized in that, the contact site between described trunnion (2) and the suction line (1) is provided with the 4th High Pressure Seal Washer (12), and described trunnion (2) is fixedly connected through screw with suction line (1).

8. mixing jet device according to claim 1 is characterized in that, is provided with screen pack (13) in the described suction line (1).