CN113059166B

CN113059166B - EIGA shock wave awl device

Info

Publication number: CN113059166B
Application number: CN202110198380.4A
Authority: CN
Inventors: 张哲轩; 赵文天; 任丽宏; 张会华; 肖敏强; 杨鹏伟; 门路辉
Original assignee: China Weapon Science Academy Ningbo Branch
Current assignee: China Weapon Science Academy Ningbo Branch
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2022-12-20
Anticipated expiration: 2041-02-22
Also published as: CN113059166A

Abstract

The invention relates to an EIGA shock wave cone device, which comprises a cylinder body (13) for providing a channel for gas outflow and an EIGA device (18) for receiving gas from a cylinder (13), wherein a valve for gas outflow is arranged on the cylinder body (13), the device also comprises a variable valve device (1) which is arranged in the cylinder body (13) and is used for increasing the gas passable area of the valve when the EIGA device (18) is in an effective atomization state and reducing the gas passable area of the valve when the EIGA device (18) is in an ineffective atomization state so as to change the gas outflow. The invention improves the utilization rate of argon and the atomization rate of titanium molten drops.

Description

EIGA shock wave awl device

Technical Field

The invention relates to the technical field of energy and power engineering, in particular to an EIGA shock wave cone device.

Background

The crucible-free electrode vacuum induction melting inert gas atomization powder manufacturing Equipment (EIGA) is widely applied to the field of spherical titanium powder preparation, the EIGA adopts a laminar flow atomization nozzle to spray titanium molten drops through parallel high-speed (200-300 m/s) argon, pressure and shearing force are generated on the surface, the titanium powder is formed by condensation after fiberization and crushing, therefore, in the atomization time of the titanium molten drops, the argon flow is very large, the atomization process of the titanium molten drops is of a rectangular wave characteristic, namely, the atomization process of the titanium molten drops presents the alternate appearance of effective atomization and ineffective atomization, if the EIGA is continuously supplied in the ineffective atomization time, the argon consumption is increased, the load of a compressor is increased, the service life of the compressor is shortened, and meanwhile, energy conservation and emission reduction are insufficient.

Disclosure of Invention

In view of the above problems, the present invention aims to provide an EIGA shock wave cone device capable of providing a gas amount according to an atomization process, thereby reducing a load of a compressor, and saving energy and reducing emission.

In order to achieve the purpose, the technical scheme of the invention is as follows: an EIGA shock wave cone device, the device includes for gaseous outflow provide the cylinder body of passageway and be used for receiving the EIGA equipment of gaseous from the cylinder, be equipped with the valve that supplies the gaseous outflow on the cylinder body, its characterized in that: the device also comprises a control device for controlling the operation of the device,

and a variable valve device which is provided in the cylinder and increases a gas passable area of the valve when the EIGA device is in an effective atomization state and decreases the gas passable area of the valve when the EIGA device is in an ineffective atomization state to change a gas outflow amount.

Further, the apparatus may further comprise a kinetic energy recovery device communicating with the cylinder and recovering kinetic energy of the gas flowing in through the cylinder when the EIGA device is in the ineffective atomization state.

Further, the apparatus may further comprise an electric power device connected to the kinetic energy recovery device and configured to accumulate electricity when the kinetic energy recovery device is in operation and to discharge electricity when the EIGA device is in an active nebulization state.

Further, the variable valve apparatus includes a front shock cone, a rear shock cone, an energizing member, and a linkage member;

the front shock wave cone and the rear shock wave cone are connected through a linkage part, the linkage part is connected with the electrified part and is driven to rotate forward under the action of the electrified part when the EIGA equipment is in an effective atomization state so as to promote the rear shock wave cone to move in opposite directions relative to the front shock wave cone to increase the gas passing area of the valve, and is driven to rotate backward under the action of the electrified part when the EIGA equipment is in an ineffective atomization state so as to promote the rear shock wave cone to move away from the front shock wave cone to reduce the gas passing area of the valve,

or the front shock wave cone is connected with the rear shock wave cone through a linkage component, the linkage component is connected with the electrified component and is driven to rotate reversely under the action of the electrified component when the EIGA equipment is in an effective atomization state so as to enable the rear shock wave cone to move oppositely relative to the front shock wave cone to increase the gas passing area of the valve, and the EIGA equipment is driven to rotate positively under the action of the electrified component when the EIGA equipment is in an ineffective atomization state so as to enable the rear shock wave cone to move away from the front shock wave cone to reduce the gas passing area of the valve.

Further, the linkage component comprises an annular ultrasonic motor rotor, an annular ultrasonic motor stator, a bolt and a nut, and the energizing component is a piezoelectric ceramic element;

the piezoelectric ceramic element is fixed in the front shock wave cone, the annular ultrasonic motor stator is fixed on the piezoelectric ceramic element, the bolt is fixed in the annular ultrasonic motor rotor, and the nut is fixed in the rear shock wave cone and is nested outside the bolt;

the annular ultrasonic motor rotor is arranged on the annular ultrasonic motor stator and is driven by the piezoelectric ceramic element to rotate forwards on the annular ultrasonic motor stator when the EIGA device is in an effective atomization state and is driven by the piezoelectric ceramic element to rotate backwards on the annular ultrasonic motor stator when the EIGA device is in an ineffective atomization state,

alternatively, the annular ultrasonic motor rotor is provided on the annular ultrasonic motor stator and is driven by the piezoelectric ceramic element to rotate in reverse on the annular ultrasonic motor stator when the EIGA apparatus is in an effective nebulizing state and is driven by the piezoelectric ceramic element to rotate in forward on the annular ultrasonic motor stator when the EIGA apparatus is in an ineffective nebulizing state.

Furthermore, the device also comprises a guide rail arranged on the front shock wave cone, and the rear shock wave cone is nested on the guide rail and can move relative to the front shock wave cone on the guide rail under the action of the linkage component.

Further, the kinetic energy recovery device comprises a radial turbine, a turbine manifold, a generator rotor and a generator stator;

the turbine manifold is nested outside the radial turbine, the generator rotor is nested inside the generator stator and the radial turbine is connected with the generator rotor so that the radial turbine and the generator rotor rotate under the action of air flow and generate electricity when air flows into the turbine manifold.

Further, the electric energy device comprises a battery or a super capacitor connected with the kinetic energy recovery device through a lead.

Furthermore, the device also comprises an induction coil connected with the electric energy equipment, and a mode selector switch which is arranged between the induction coil and the electric energy equipment and is closed when the electric energy equipment is in a discharge state so that the induction coil is electrified to generate electromagnetic induction to improve the atomization rate of the EIGA equipment.

Further, the kinetic energy recovery equipment is communicated with the cylinder body through a pressure reducing valve.

Compared with the prior art, the invention has the advantages that: by arranging the variable valve device, the valve is increased to improve the atomization efficiency in the effective atomization state, and the valve is reduced to reduce the gas input in the ineffective state, so that the inflow of the gas is fully controlled according to the working state of the device, and the pressure of the gas input device is relieved; and the arrangement of the kinetic energy recovery device not only recovers redundant gas, but also stores electric energy, prepares for subsequently improving the atomization efficiency to generate electromagnetic induction, recycles energy, saves energy and reduces emission.

Drawings

Fig. 1 is a half-sectional three-dimensional structure view of an EIGA laser cone apparatus according to the present application.

FIG. 2 is a side view of an EIGA laser cone device according to the present application.

Fig. 3 is a front view of the EIGA shock cone apparatus of the present application.

FIG. 4 is a rear view of the EIGA laser cone device of the present application.

FIG. 5 is a schematic diagram of the EIGA laser cone device of the present application operating in an effective atomization state.

FIG. 6 is a schematic diagram of the EIGA laser cone device of the present application in the state of ineffective atomization.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

Fig. 1 to 6 are schematic structural views of preferred embodiments of the present invention. The EIGA laser cone device comprises a cylinder body 13 for providing a channel for gas outflow and an EIGA device 18 for receiving gas from the cylinder 13, wherein a valve (not shown in the figure) for gas outflow is arranged on the cylinder body 13, the device also comprises a variable valve device 1 which is arranged in the cylinder body 13 and is used for increasing the gas passable area of the valve when the EIGA device 18 is in an effective atomization state and reducing the gas passable area of the valve when the EIGA device 18 is in an ineffective atomization state so as to change the gas outflow, thus, in combination with the atomization state of the EIGA device, the gas passable area of the valve is adjusted by the variable valve device 1 to adjust the gas flow, the gas is effectively realized, the efficient utilization of argon gas in the application, the load on front-end gas output components (such as a compressor or a gas tank) is reduced, and the service life of the components is prolonged.

In order to better improve the recycling of resources, save energy and reduce emission, the device also comprises a kinetic energy recovery device 2 which is communicated with the cylinder 13 and recovers the kinetic energy of the gas flowing in through the cylinder 13 when the EIGA device 18 is in an ineffective atomization state. Meanwhile, the apparatus further comprises an electric power device connected to the kinetic energy recovery device 2 and charged when the kinetic energy recovery device 2 is operated and discharged when the EIGA device 18 is in an effective atomization state, and the variable valve device 1 and the kinetic energy recovery device 2 are connected by a pressure reducing valve 3, as shown in fig. 1 to 3, and in particular, the pressure reducing valve 3 is fixed to the cylinder 13.

Specifically, the variable valve device 1 includes a front shock cone 4, a rear shock cone 5, an energizing member, and a linkage member, the front shock cone 4 is connected to the rear shock cone 5 through the linkage member, the linkage member is connected to the energizing member and is driven to rotate forward under the action of the energizing member when the EIGA device 18 is in an effective atomization state so as to urge the rear shock cone 5 to move in the opposite direction with respect to the front shock cone 4 to increase the gas passable area of the valve, and is driven to rotate backward under the action of the energizing member when the EIGA device 18 is in an ineffective atomization state so as to urge the rear shock cone 5 to move away from the front shock cone 4 to decrease the gas passable area of the valve.

Obviously, it is also possible to increase the gas passable area of the gas gate by driving the reverse rotation by the energizing means to urge the rear shock cone 5 to move toward the front shock cone 4 when the EIGA apparatus 18 is in the effective atomizing state, and to decrease the gas passable area of the gas gate by driving the forward rotation by the energizing means to urge the rear shock cone 5 to move away from the front shock cone 4 when the EIGA apparatus 18 is in the ineffective atomizing state. It should be mentioned that the front shock cone 4 and the cylinder 13 are connected by 3 brackets 12 to achieve fixation.

As shown in fig. 1 to 4, the linkage member includes an annular ultrasonic motor rotor 7, an annular ultrasonic motor stator 8, a bolt 9, and a nut 10, and the energizing member is a piezoelectric ceramic element 6. The piezoelectric ceramic element 6 is fixed in the front shock cone 4, the annular ultrasonic motor stator 8 is fixed on the piezoelectric ceramic element 6, the bolt 9 is fixed in the annular ultrasonic motor rotor 7, and the nut 10 is fixed in the rear shock cone 5 and is nested outside the bolt 9.

The annular ultrasonic motor rotor 7 is provided on the annular ultrasonic motor stator 8 and is driven by the piezoelectric ceramic element 6 to rotate in the forward direction on the annular ultrasonic motor stator 8 when the EIGA apparatus 18 is in the effective atomization state and is driven by the piezoelectric ceramic element 6 to rotate in the reverse direction on the annular ultrasonic motor stator 7 when the EIGA apparatus 18 is in the ineffective atomization state, or the annular ultrasonic motor rotor 7 is provided on the annular ultrasonic motor stator 8 and is driven by the piezoelectric ceramic element 6 to rotate in the reverse direction on the annular ultrasonic motor stator 8 when the EIGA apparatus 18 is in the effective atomization state and is driven by the piezoelectric ceramic element 6 to rotate in the forward direction on the annular ultrasonic motor stator 7 when the EIGA apparatus 18 is in the ineffective atomization state.

Preferably, the front shock cone 4 is provided with a guide rail 11, and the rear shock cone 5 is nested on the guide rail 11 and can move on the guide rail 11 relative to the front shock cone 4 under the action of the linkage component.

With continued reference to fig. 1-4, the kinetic energy recovery device 2 includes a radial turbine 14, a turbine manifold 15, a generator rotor 16, a generator stator 17, the turbine manifold 15 being nested outside the radial turbine 14, the generator rotor 16 being nested inside the generator stator 17 and the radial turbine 14 being connected to the generator rotor 16 such that the radial turbine 14 and the generator rotor 16 rotate under the action of the gas flow and generate electricity when the gas flows into the turbine manifold 15.

In order to improve the atomization rate of the titanium droplets in the EIGA equipment 18, the device also comprises an induction coil 19 connected with the electric energy equipment, and a mode switch 22 which is arranged between the induction coil 19 and the electric energy equipment and is closed when the electric energy equipment is in a discharge state so that the induction coil 19 is electrified to generate electromagnetic induction to improve the atomization rate of the EIGA equipment 18. The power plant comprises a battery or supercapacitor 21 connected to the kinetic energy recovery device 2 by a wire 24.

The specific working principle of the device will be described below. In the effective atomization time, the piezoelectric ceramic element 6 drives the annular ultrasonic motor rotor 7 to rotate on the annular ultrasonic motor stator 8 in the forward direction, the bolt 9 rotates in the nut 10 in the forward direction, the rear shock cone 5 translates along the guide rail 11 in the forward direction, and the argon flow at the outlet of the cylinder body 13 is increased; in the invalid atomization time, the piezoelectric ceramic element 6 drives the annular ultrasonic motor rotor 7 to rotate reversely on the annular ultrasonic motor stator 8, the bolt 9 rotates reversely in the nut 10, so that the rear shock cone 5 moves reversely along the guide rail 11, the argon flow at the outlet of the cylinder body 13 is reduced, the air pressure in the cylinder body 13 is increased to the threshold value of the pressure reducing valve 3, the argon flows into the turbine manifold 15, the radial turbine 14 and the generator rotor 16 are driven to rotate, the argon flows into the compressor or the air storage tank 20 through the guide pipe 23 after being decelerated, and the generated energy is stored into the battery or the super capacitor 21 through the lead 24.

The induction coil 19 of the smelting chamber and the battery or the super capacitor 21 are connected by a lead 24, and the mode switch 22 is fixed on the lead 24 and is disconnected in the initial state. If the atomization rate of the titanium droplets is to be improved, the mode switch 22 is closed, the electric quantity stored in the battery or the super capacitor 21 flows into the induction coil 19 of the smelting chamber through the lead 24, the electromagnetic induction power is increased, and the atomization rate of the titanium droplets is improved; when the electricity stored in the battery or the super capacitor 21 is released, the mode switch 22 is switched off, the electricity stored in the battery or the super capacitor 21 cannot flow into the induction coil 19 of the smelting chamber through the lead 24, argon flows into the turbine manifold 15 during the ineffective atomization time, the radial turbine 14 and the generator rotor 16 are driven to rotate, and the generated energy is stored in the battery or the super capacitor 21 again through the lead 24.

According to the invention, by arranging the variable valve device, the valve is increased in an effective atomization state to improve the atomization efficiency, and the valve is reduced in an ineffective state to reduce the input of gas, so that the inflow of gas is fully controlled according to the working state of the device, and the pressure of the gas input device is relieved; and the kinetic energy recovery equipment is arranged, so that the kinetic energy of redundant gas is recovered, electric energy is stored, preparation is made for subsequently improving the atomization efficiency to generate electromagnetic induction, energy is recycled, and energy conservation and emission reduction are realized.

While embodiments of the invention have been shown and described, it will be understood by those skilled in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An EIGA shock cone apparatus comprising a cylinder (13) providing a passage for outflow of gas and an EIGA device (18) for receiving gas from the cylinder (13), the cylinder (13) being provided with a valve for outflow of gas, characterized in that: the apparatus may further comprise a means for,

a variable valve device (1) that is provided in the cylinder (13) and that increases the gas passable area of the valve when the EIGA device (18) is in an effective atomization state and decreases the gas passable area of the valve when the EIGA device (18) is in an ineffective atomization state to change the gas outflow amount;

the variable valve device (1) comprises a front shock wave cone (4), a rear shock wave cone (5), an electrified component and a linkage component;

the front shock wave cone (4) is connected with the rear shock wave cone (5) through a linkage part, the linkage part is connected with the electrified part and is driven to rotate forward under the action of the electrified part to promote the rear shock wave cone (5) to move in opposite directions relative to the front shock wave cone (4) to increase the gas passing area of the valve when the EIGA equipment (18) is in an effective atomization state, and is driven to rotate backward under the action of the electrified part to promote the rear shock wave cone (5) to move away from the front shock wave cone (4) to reduce the gas passing area of the valve when the EIGA equipment (18) is in an ineffective atomization state,

or the front shock wave cone (4) is connected with the rear shock wave cone (5) through a linkage component, the linkage component is connected with the electrified component and is driven to rotate reversely under the action of the electrified component when the EIGA equipment (18) is in an effective atomization state so as to enable the rear shock wave cone (5) to move oppositely relative to the front shock wave cone (4) to increase the gas passing area of the valve, and the linkage component is driven to rotate normally under the action of the electrified component when the EIGA equipment (18) is in an ineffective atomization state so as to enable the rear shock wave cone (5) to move away from the front shock wave cone (4) to reduce the gas passing area of the valve.

2. The EIGA shock cone apparatus of claim 1, wherein:

the apparatus further comprises a kinetic energy recovery device (2) communicating with the cylinder (13) and recovering kinetic energy of the gas flowing in through the cylinder (13) when the EIGA device (18) is in the ineffective atomization state.

3. The EIGA shock cone apparatus of claim 2, wherein:

the apparatus further comprises an electrical energy device connected to the kinetic energy recovery device and configured to store electricity when the kinetic energy recovery device is in operation and to discharge electricity when the EIGA device is in an active nebulized state.

4. The EIGA shock cone apparatus according to claim 1, wherein:

the linkage component comprises an annular ultrasonic motor rotor (7), an annular ultrasonic motor stator (8), a bolt (9) and a nut (10), and the energizing component is a piezoelectric ceramic element (6);

the piezoelectric ceramic element (6) is fixed in the front shock wave cone (4), the annular ultrasonic motor stator (8) is fixed on the piezoelectric ceramic element (6), the bolt (9) is fixed in the annular ultrasonic motor rotor (7), and the nut (10) is fixed in the rear shock wave cone (5) and is nested outside the bolt (9);

the annular ultrasonic motor rotor (7) is arranged on the annular ultrasonic motor stator (8) and is driven by the piezoelectric ceramic element (6) to rotate positively on the annular ultrasonic motor stator (8) when the EIGA device (18) is in an effective atomization state and is driven by the piezoelectric ceramic element (6) to rotate negatively on the annular ultrasonic motor stator (8) when the EIGA device (18) is in an ineffective atomization state,

or the annular ultrasonic motor rotor (7) is arranged on the annular ultrasonic motor stator (8) and is driven by the piezoelectric ceramic element (6) to rotate reversely on the annular ultrasonic motor stator (8) when the EIGA device (18) is in an effective atomization state, and is driven by the piezoelectric ceramic element (6) to rotate normally on the annular ultrasonic motor stator (8) when the EIGA device (18) is in an ineffective atomization state.

5. The EIGA shock cone apparatus of claim 1, wherein:

the device also comprises a guide rail (11) arranged on the front shock wave cone (4), and the rear shock wave cone (5) is nested on the guide rail (11) and can move on the guide rail (11) relative to the front shock wave cone (4) under the action of the linkage component.

6. The EIGA shock cone apparatus of claim 2, wherein:

the kinetic energy recovery device (2) comprises a radial turbine (14), a turbine manifold (15), a generator rotor (16) and a generator stator (17);

the turbine manifold (15) is nested outside the radial turbine (14), the generator rotor (16) is nested inside the generator stator (17) and the radial turbine (14) is connected with the generator rotor (16) so that the radial turbine (14) and the generator rotor (16) rotate under the action of the air flow and generate electricity when the air flows into the turbine manifold (15).

7. The EIGA shock cone apparatus of claim 3, wherein:

the electrical energy device comprises a battery or a super capacitor (21) connected with the kinetic energy recovery device (2) by a lead (24).

8. The EIGA shock cone apparatus of claim 3, wherein:

the device also comprises an induction coil (19) connected with the electric energy equipment, and a mode switch (22) which is arranged between the induction coil (19) and the electric energy equipment and is closed when the electric energy equipment is in a discharge state so that the induction coil (19) is electrified to generate electromagnetic induction to improve the atomization rate of the EIGA equipment (18).

9. The EIGA shock cone apparatus according to claim 2, wherein:

the kinetic energy recovery equipment (2) is communicated with the cylinder body (13) through a pressure reducing valve (3).