Conversion connector for secondary high-speed light-gas gun equipment

Abstract

The utility model relates to the technical field of power and material discipline testing, and discloses a conversion connector for two-stage high-speed light-gas gun equipment, which comprises a first conversion connector and a second conversion connector, and a pump chamber body, a large gun barrel stop ring and a small gun barrel stop ring are arranged in the center where the first conversion connector is connected with the second conversion connector. A through hole is formed in the center of the pump chamber body, one end of the through hole is arranged to be a trumpet-shaped body, the large opening end of the trumpet-shaped body end is correspondingly connected with the fixed pipe end of the large gun barrel stop ring, and the small opening end of the trumpet-shaped body end is provided with a same-aperture cavity correspondingly connected with a diaphragm press-fitting body on the fixed pipe end of the small gun barrel stop ring. According to the utility model, the pump chamber body and the diaphragm press-fitting body can be quickly mounted, high-pressure light gas of a large gun barrel can be converted into a small gun barrel, and the converted power effect is good. The device is simple in structure, convenient to operate, low in experiment cost, safe, reliable and convenient to popularize and use.

Description

Technical Field

[0001] The utility model relates to the technical field of power and material discipline testing, and in particular to a conversion connector for a two-stage high-speed light gas gun device, which is used for research and development testing applications. Background Art

[0002] At present, traditional methods often use pyrotechnics and hydrogen and other flammable and explosive gas power sources in dangerous situations. The experimental cost is high, the operation safety is difficult, and there are risks brought by flammable and explosive gases.

[0003] In view of the improved testing equipment suitable for the development of modern impact dynamics and materials science, by using compressed medium light gas helium as the driving projectile to impact the specimen at high speed in conjunction with the launch chamber device and vacuum environment, the ultra-high strain rate loading research of materials can be realized. It is necessary to convert between large cannons and small cannons to meet the mechanical properties research of materials under high pressure. For this purpose, a conversion connector for two-stage high-speed light gas cannon equipment has been developed. Utility Model Content

[0004] In order to overcome the shortcomings of the existing technology, the purpose of this utility model is to provide a conversion connector for a two-stage high-speed light gas gun equipment, the device structure and operation are simple and reasonable, the experimental cost is low, and the operation is safe, simple and reliable.

[0005] In order to achieve the above-mentioned purpose of the invention, the technical solution adopted by the present invention is:

[0006] A conversion connector for a two-stage high-speed light gas gun equipment comprises: a conversion connector 1 2 and a conversion connector 2 7. A pump chamber body 4, a large gun tube stop ring 3, and a small gun tube stop ring 6 are built into the center of the connection between the conversion connector 1 2 and the conversion connector 2 7. A through hole is provided at the center of the pump chamber body 4, one end of the through hole is configured as a trumpet-shaped body, the large end of the trumpet-shaped body is correspondingly connected to the tube end fixed by the large gun tube stop ring 3, and the small end of the trumpet-shaped body is configured with a cavity of the same aperture correspondingly connected to the diaphragm press-fitted body 5 on the fixed tube end of the small gun tube stop ring 6.

[0007] A conversion connector for high-speed light gas gun equipment, wherein the conversion connector 1 2 and the conversion connector 2 7 are formed by bolt connection, and a gun barrel support group 8 is provided at the bottom, and the gun barrel support group 8 is fixed on the conversion connector slide rail 1.

[0008] A conversion connector for high-speed light gas gun equipment, wherein the diaphragm press-fitting body 5 is an annular disc with a through hole at its center, a trumpet-shaped basin at one end of the through hole, and a concave basin at the other end of the through hole; a sealing ring is provided between the annular disc and the through hole.

[0009] A conversion connector for high-speed light gas gun equipment, wherein the large mouth end of the trumpet-shaped body on the pump chamber body 4 is provided with a recess corresponding to the fixed tube end of the cannon tube stop ring 3, and the cavity end of the same aperture on the pump chamber body 4 is provided with a recess corresponding to the diaphragm press-fit body 5.

[0010] Due to the adoption of the above-mentioned technical solution, the utility model has the following beneficial effects:

[0011] A conversion connector for a two-stage high-speed light gas cannon device is provided. The first conversion connector is installed on the large cannon tube and the stop ring of the large cannon tube is repeatedly screwed in. The second conversion connector is installed on the small cannon tube and the stop ring of the small cannon tube is screwed in. The two stop rings are then adjusted to the appropriate position and tightened. The two-stage light gas cannon driven by high-pressure air and helium can avoid accidents caused by high-pressure gas in the device during high-pressure experiments, which may cause harm to experimenters. Compared with the existing technology, the present invention avoids the dangers brought by flammable and explosive gases in traditional methods. Therefore, the operation and use of the device are safe and reliable, and the economic benefits are good. Safety and operational efficiency, good experimental results, and economic and safety are fully guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of the conversion connector of the light gas gun equipment;

[0013] Figure 2 It is a structural diagram of the pump chamber body;

[0014] Figure 3 It is a structural diagram of the diaphragm press-fit body;

[0015] In the figure: 1. Conversion connector slide rail, 2. Conversion connector 1, 3. Thick barrel stop ring, 4. Pump chamber body, 4.1. Stop ring recess, 4.2. Trumpet-shaped body end with large mouth, 4.3. Ring seal, 4.4. Press-fit body recess, 4.5. Cavity with same aperture, 5. Diaphragm press-fit body, 5.1. Trumpet-shaped basin, 5.2. Concave basin, 5.3. Sealing ring, 6. Thin barrel stop ring, 7. Conversion connector 2, 8. Gun barrel support assembly. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0017] like Figure 1 、 2As shown in Figure 3, a conversion connector for high-speed light gas gun equipment includes: a conversion connector 2 and a conversion connector 2 7. The center where the conversion connector 1 2 and the conversion connector 2 7 are connected is equipped with a pump chamber body 4, a large gun tube stop ring 3, and a small gun tube stop ring 6. The pump chamber body 4 has a through hole at the center, and one end of the through hole is set as a trumpet-shaped body. The large mouth end 4.2 of the trumpet-shaped body is correspondingly connected to the tube end fixed by the large gun tube stop ring 3, and the small mouth end of the trumpet-shaped body is provided with a cavity 4.5 with the same aperture that is correspondingly connected to the diaphragm press-fitted body 5 on the fixed tube end of the small gun tube stop ring 6.

[0018] The conversion connector 1 2 and the conversion connector 2 7 are conversion connectors formed by bolt connection, and a barrel support group 8 is provided at the bottom, and the barrel support group 8 is fixed on the conversion connector slide rail 1.

[0019] The diaphragm pressing body 5 is an annular disc, with a trumpet-shaped basin through hole 5.1 in the center and a concave basin 5.2 at the other end of the trumpet-shaped basin through hole 5.1; a sealing ring 5.3 is placed between the edge of the annular disc and the edge of the trumpet-shaped basin through hole 5.1.

[0020] The pump chamber body 4 has a stop ring recess 4.1 at the large opening 4.2 of the trumpet-shaped body, which is correspondingly plugged into the fixed end of the cannon tube stop ring 3. A press-fit body recess 4.4 is provided at the end of the cavity 4.5 of the same aperture on the pump chamber body 4, which is correspondingly plugged into the diaphragm press-fit body 5. A ring seal 4.3 is positioned outside the large opening 4.2 of the trumpet-shaped body within the stop ring recess 4.1.

[0021] The implementation operation of the utility model is as follows: a conversion connector is put on the large gun barrel and the stop ring of the large gun barrel is screwed in again; a conversion connector is put on the small gun barrel and the stop ring of the small gun barrel is screwed in again; the two stop rings are adjusted to appropriate positions and then tightened, the pump chamber body, diaphragm, and diaphragm pressing body are installed on both sides of the mouth ends of the large and small gun barrels according to the direction of movement, and after the projectile is installed at the initial position in the small gun barrel, the conversion body is moved from both sides to the center, and after ensuring that the coaxial connection of each component is tight, the connection is tightened by bolts.

Claims

1. A conversion connector for a two-stage high-speed light gas gun device, characterized by: include: A conversion connector 1 (2) and a conversion connector 2 (7) are provided at the center where the conversion connector 1 (2) and the conversion connector 2 (7) are connected. A pump chamber body (4), a large cannon tube stop ring (3), and a small cannon tube stop ring (6) are built in. A through hole is provided at the center of the pump chamber body (4). One end of the through hole is provided as a trumpet-shaped body. The large end of the trumpet-shaped body is correspondingly connected to the tube end fixed by the large cannon tube stop ring (3). The small end of the trumpet-shaped body is provided with a cavity with the same aperture correspondingly connected to the diaphragm press-fit body (5) on the fixed tube end of the small cannon tube stop ring (6).

2. The conversion connector for a two-stage high-speed light gas gun device according to claim 1, characterized in that: The conversion connector 1 (2) and the conversion connector 2 (7) are conversion connectors formed by bolt connection, and a barrel support group (8) is provided at the bottom, and the barrel support group (8) is fixed on the conversion connector slide rail (1).

3. The conversion connector for a two-stage high-speed light gas gun device according to claim 1, characterized in that: The diaphragm press-fitting body (5) is an annular disc body, a trumpet-shaped basin body through hole (5.1) is provided at the center of the annular disc body, a concave basin body (5.2) is provided at the other end of the trumpet-shaped basin body through hole (5.1), and a sealing ring channel (5.3) is provided between the edge of the annular disc body and the edge of the trumpet-shaped basin body through hole (5.1).

4. The conversion connector for a two-stage high-speed light gas gun device according to claim 1, characterized in that: The large opening (4.2) of the trumpet-shaped body end on the pump chamber body (4) is provided with a stop ring recess (4.1) corresponding to the fixed tube end of the cannon tube stop ring (3), and the end of the cavity (4.5) with the same aperture on the pump chamber body (4) is provided with a press-fit body recess (4.4) corresponding to the diaphragm press-fit body (5); and a ring seal ring (4.3) is provided outside the large opening (4.2) of the trumpet-shaped body end in the stop ring recess (4.1).

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