CN220329979U

CN220329979U - Collector for preparing metal particle powder by adopting plasma transfer arc heating

Info

Publication number: CN220329979U
Application number: CN202321550677.3U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2024-01-12
Anticipated expiration: 2033-06-16

Abstract

The application discloses adopt plasma to shift arc heating to prepare collector of metal particle powder relates to metal particle powder and collects ejection of compact technical field, and it includes double-deck liquid cooling casing, and the casing has the collection chamber, and the casing is equipped with the valve accuse discharge gate that communicates with the collection chamber, and the powder in the collection chamber has the trend that moves towards the valve accuse discharge gate, and the casing is equipped with the vibrating piece, and the vibrating piece is used for making to collect the intracavity wall and forms the vibration. The powder attached to the inner wall of the collecting cavity is timely conveyed to the valve control discharge port through vibration of the vibrating piece, the powder attached to the inner wall of the collecting cavity is reduced, and then the real-time sampling effect for detecting materials at the valve control discharge port is better, and the detection is more accurate and reliable.

Description

Collector for preparing metal particle powder by adopting plasma transfer arc heating

Technical Field

The application relates to the technical field of metal particle powder collection and discharge, in particular to a collector for preparing metal particle powder by adopting plasma transfer arc heating.

Background

The patent publication No. CN106735279A discloses a device for continuously producing high-purity nanoscale metal particles in a circulating cooling mode, which comprises a furnace body, a crucible in the furnace body, a plasma spray gun for heating and evaporating metal in the crucible, and a collector for collecting metal powder generated in the crucible, wherein a gas-solid separator is arranged in the collector, a vacuum pump, an exhaust fan and a heat exchanger are communicated on a pipeline communicated with an air outlet of the collector and then penetrate through the furnace body to be communicated with an inner cavity of the crucible, a valve-controlled discharge port of a storage barrel and a feed pipe of the collector are communicated with the inner cavity of the crucible through the furnace body, a nanoparticle grower is communicated on the feed pipe, and a branch pipeline arranged on a pipeline communicated with the inner cavity of the crucible extends into the inner cavity of the nanoparticle grower and is communicated with a cooling pipe with an inert gas ejection port. When in actual use, the valves on the valve control discharge port of the collector are opened at fixed time, and the discharge without stopping can be controlled by controlling the alternate opening or closing of the two valves.

In the running process, the discharged powder needs to be sampled and detected in real time, and whether the particle size of the powder meets the requirement or has variation is judged. In the case of detecting the particle size of powder, there is a time delay in discharging the powder formed earlier due to the adhesion of the powder to the inner wall, resulting in a large deviation in the real-time effect of detection, causing erroneous judgment and loss, and there is a need for improvement.

Disclosure of Invention

In order to improve the situation that larger deviation exists to cause misjudgment and loss in the real-time accurate effect of detection, the application provides a collector for preparing metal particle powder by adopting plasma transfer arc heating.

The application provides an adopt plasma transfer arc heating to prepare collector of metal particle powder adopts following technical scheme:

the utility model provides an adopt plasma to shift collector of arc heating preparation metal particle powder, includes the casing, the casing has the collection chamber, the casing be equipped with the valve accuse discharge gate of collection chamber intercommunication, the powder in the collection chamber has the trend that moves towards the valve accuse discharge gate, the casing is equipped with the vibrating piece, the vibrating piece is used for making the collection intracavity wall form the vibration.

Through above-mentioned technical scheme, when the powder laminating is collecting the intracavity wall, produce the vibration through the vibrating piece, in time carry the valve accuse discharge gate to the powder that will attach the absorption at collecting the intracavity wall through the vibration, reduced the powder and attached the condition of collecting the intracavity wall, and then make the real-time accurate effect to valve accuse discharge gate detection better, reduce the misjudgement for it is more accurate to detect, reduces the loss.

Optionally, the casing includes inner shell and cover and locates the shell outside the inner shell, the collection chamber is located the inner shell, be formed with the cooling chamber that supplies the coolant liquid to hold between inner shell and the shell.

Through above-mentioned technical scheme, supply cooling liquid to hold through the cooling chamber and deposit, strengthen the cooling effect to the casing for metal particle powder shaping is more stable, is difficult for spontaneous combustion.

Optionally, the vibrating member is mounted to the inner housing.

Through above-mentioned technical scheme, the vibration of vibrating piece directly drives the vibration of inner shell for collect the vibration effect of intracavity wall better.

Optionally, the outer shell covers the inner shell, and the vibrating piece is mounted on the outer wall of the inner shell.

Through above-mentioned technical scheme, shell cladding inner shell forms the cooling chamber for the cooling effect is better, avoids vibrating piece directly to be located the collection intracavity, has reduced the influence of collecting intracavity high temperature to vibrating piece operation, makes the vibration effect more durable stable.

Optionally, the vibrating piece is mounted on the inner wall of the collecting cavity.

Optionally, the vibrating member is a pneumatic vibrator.

Through the technical scheme, the pneumatic vibrator takes compressed air as a power source, has small air consumption, is safe and energy-saving, has small volume and less faults, and is easy to install and maintain.

Optionally, the vibration member is an electric vibrator, an electromagnetic vibrator or an ultrasonic vibrator.

Optionally, the collecting cavity is provided with a flow guiding part, the flow guiding part is tapered downwards, and the lower end of the flow guiding part is matched with the upper port of the valve control discharge port so as to guide powder into the valve control discharge port.

Through above-mentioned technical scheme, with the powder water conservancy diversion to valve accuse discharge gate through the water conservancy diversion portion for the discharge of powder is more convenient.

Optionally, the valve control discharge port is provided with at least two control valves.

Through above-mentioned technical scheme, each control valve realizes when collecting the chamber and keep apart with the external world through opening and the cooperation of closing, can also be with the continuous follow collection intracavity discharge along valve accuse discharge gate of powder for the discharge of powder is more convenient, and is clean.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) The powder attached to the inner wall of the collecting cavity is timely conveyed to the valve control discharge port through vibration of the vibration piece, the condition that the powder is attached to the inner wall of the collecting cavity is reduced, the real-time effect of detection on the valve control discharge port is better, and the detection is more accurate and reliable;

(2) The vibration of the vibrating piece directly drives the inner shell to vibrate, so that the vibration effect of the inner wall of the collecting cavity is better;

(3) The pneumatic vibrator takes compressed air as a power source, has small air consumption, is safe and energy-saving, has small volume and few faults, and is easy to install and maintain.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment;

fig. 2 is a schematic view of another mounting structure of the vibrating member according to the embodiment.

Reference numerals: 1. a housing; 11. an inner case; 12. a housing; 2. a valve-controlled discharge port; 3. a collection chamber; 31. a flow guiding part; 4. a control valve; 5. a cooling chamber; 6. a liquid inlet pipe; 7. a liquid outlet pipe; 8. a vibrating member; 9. covering the plate; 10. and (5) a ring plate.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a collector for preparing metal particle powder by adopting plasma transfer arc heating.

Examples:

a collector for preparing metal particle powder by adopting plasma transfer arc heating, see figure 1, comprises a shell 1 and a valve control discharge port 2. The shell 1 comprises an inner shell 11 and an outer shell 12 sleeved outside the inner shell 11. The inner shell 11 is internally provided with a collecting cavity 3, the upper part of the collecting cavity 3 is cylindrical, the lower part of the collecting cavity 3 is provided with a flow guiding part 31, the flow guiding part 31 is conical, the upper end of the flow guiding part 31 is coaxial with the cylindrical upper part and the inner wall is flush, and the flow guiding part 31 is tapered downwards. The valve control discharge port 2 is fixed with the inner shell 11 and the outer shell 12 at the same time, and the upper port of the valve control discharge port 2 is communicated with the lower end of the flow guiding part 31 and is adapted to the lower end of the flow guiding part 31, wherein the adaptation aims to express that the upper port of the flow guiding pipe cannot interfere the discharge of the flow guiding part 31, and the valve control discharge port 2 can be in the same size and shape as the lower end of the flow guiding part 31 and in an aligned state, or in the state that the lower end of the flow guiding part 31 is inserted into the upper port of the valve control discharge port 2. Of course, in actual use, the upper part of the collecting cavity 3 is cuboid or square, and the flow guiding part 31 is correspondingly arranged at the moment; the collecting cavity 3 can also be in a shape gradually reduced from top to bottom, and the collecting cavity 3 can also be in other shapes, so long as the powder in the collecting cavity 3 has a trend of moving towards the valve control discharge port 2 under the action of gravity.

The valve control discharge port 2 is provided with at least two control valves 4, the control valves 4 are used for controlling the on-off of the valve control discharge port 2, and the control valves 4 can be ball valves, gate valves or other structures for realizing on-off control. In the present example, two control valves 4 are shown, in practical use, the number of the control valves 4 may be three, four or more, and during operation, only the control valves 4 are sequentially opened and at least one of the control valves 4 is ensured to be closed so as to realize the situation that the collection chamber 3 is disconnected from the outside. Each control valve 4 realizes keeping apart in collection chamber 3 and external through opening and the cooperation of closing, can also be with the continuous follow collection intracavity 3 in discharge along valve accuse discharge gate 2 of powder for the discharge of powder is more convenient.

The outer shell 12 completely covers the inner shell 11 and is fixed with the inner shell 11 in a manner that the valve-controlled discharge port 2 is welded with the inner shell 11 and the outer shell 12 at the same time to realize fixation; the fixing piece can also be connected between the inner shell 11 and the outer shell 12, the fixing piece is a plate body or a rod body, two ends of the fixing piece are welded and fixed with the corresponding inner shell 11 and the corresponding outer shell 12, and two ends of the fixing piece and the corresponding inner shell 11 and the corresponding outer shell 12 can also be fixed through fasteners such as bolts, rivets and the like. A cooling cavity 5 for accommodating cooling liquid is formed between the outer shell 12 and the inner shell 11, and in actual use, the outer shell 12 is also provided with a liquid inlet pipe 6 and a liquid outlet pipe 7, the liquid inlet pipe 6 is communicated with the lower end of the cooling cavity 5, and the liquid outlet pipe 7 is communicated with the upper end of the cooling cavity 5.

The housing 1 is also provided with a vibrating member 8, and the vibrating member 8 is used for enabling the inner wall of the collecting cavity 3 to vibrate so as to reduce powder from adhering to the inner wall of the collecting cavity 3. The vibrating element 8 may be mounted on the outer casing 12 or the inner casing 11, and in order to improve the vibration effect, the vibrating element 8 is usually mounted on the inner casing 11. Of course, when the vibrator 8 is attached to the inner casing 11, the vibrator 8 may be attached to the inner wall of the collecting chamber 3 or to the outer wall of the inner casing 11, and in order to reduce the influence of the high temperature in the collecting chamber 3 on the vibrator 8, the vibrator 8 is generally attached to the outer wall of the inner casing 11.

Referring to fig. 1, the vibrating member 8 is mounted on the outer wall of the inner casing 11 and located in the cooling cavity 5, and the position of the vibrating member 8 is located on the outer wall corresponding to the flow guiding portion 31. In practical use, the vibrator 8 may be mounted at another position as long as it is ensured that vibration can be transmitted to the guide portion 31. The vibrating member 8 is a pneumatic vibrator, an electric vibrator, an electromagnetic vibrator or an ultrasonic vibrator, and for facilitating the installation of the vibrating member 8, an installation opening is formed in the outer shell 12, the installation opening is used for the vibrating member 8 to be installed on the outer wall of the inner shell 11 through the mounting opening, the outer shell 12 is further provided with a cover plate 9, and the installation opening is covered by the cover plate 9 to realize sealing. In this example, the vibrator 8 is a pneumatic vibrator, and an air pipe of the pneumatic vibrator passes through the cover plate 9 and is connected to the pneumatic vibrator.

Referring to fig. 2, in actual use, the mounting opening of the housing 12 is closed by the annular plate 10 to isolate the cooling chamber 5, and the vibrating member 8 is mounted in the region where the mounting opening is isolated from the annular plate 10.

The working principle of the embodiment is as follows:

when powder laminating is collecting the chamber 3 inner wall, produce the vibration through vibrating piece 8, in time carry to valve accuse discharge gate 2 through the vibration with the powder that adheres to and collect chamber 3 inner wall, reduced the powder and adhered to the circumstances of collecting chamber 3 inner wall for the powder in the collection chamber 3 is more timely from valve accuse discharge gate 2 discharge, and then makes the real-time effect to valve accuse discharge gate 2 detection better, makes the detection more accurate reliable.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A collector for preparing metal particle powder by adopting plasma transfer arc heating is characterized in that: including casing (1), casing (1) have and collect chamber (3), casing (1) be equipped with collect valve accuse discharge gate (2) of chamber (3) intercommunication, the powder in collecting chamber (3) has the trend of removing towards valve accuse discharge gate (2), casing (1) are equipped with vibrating member (8), vibrating member (8) are used for making to collect chamber (3) inner wall formation vibration.

2. A collector for metal particle powder using plasma transferred arc heating as defined in claim 1 wherein: the shell (1) comprises an inner shell (11) and an outer shell (12) sleeved outside the inner shell (11), the collecting cavity (3) is located in the inner shell (11), and a cooling cavity (5) for containing cooling liquid is formed between the inner shell (11) and the outer shell (12).

3. A collector for metal particle powder using plasma transferred arc heating as defined in claim 2 wherein: the vibrating member (8) is mounted to the inner case (11).

4. A collector for metal particle powder using plasma transferred arc heating as defined in claim 3 wherein: the outer shell (12) coats the inner shell (11), and the vibrating piece (8) is mounted on the outer wall of the inner shell (11).

5. A collector for metal particle powder using plasma transferred arc heating as defined in claim 1 wherein: the vibrating piece (8) is arranged on the inner wall of the collecting cavity (3).

6. A collector for metal particle powder using plasma transferred arc heating as defined in claim 1 wherein: the vibrating piece (8) is a pneumatic vibrator.

7. A collector for metal particle powder using plasma transferred arc heating as defined in claim 1 wherein: the vibrating piece (8) is an electric vibrator, an electromagnetic vibrator or an ultrasonic vibrator.

8. A collector for metal particle powder using plasma transferred arc heating as defined in claim 1 wherein: the collecting cavity (3) is provided with a flow guiding part (31), the flow guiding part (31) is arranged in a tapered mode downwards, and the lower end of the flow guiding part (31) is matched with the upper port of the valve control discharging port (2) so as to guide powder into the valve control discharging port (2).

9. A collector for metal particle powder using plasma transferred arc heating as defined in claim 1 wherein: the valve control discharge port (2) is provided with at least two control valves (4).