CN115355756B - High-speed double-drive electromagnetic guide rail transmitting device - Google Patents
High-speed double-drive electromagnetic guide rail transmitting device Download PDFInfo
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- CN115355756B CN115355756B CN202211155667.XA CN202211155667A CN115355756B CN 115355756 B CN115355756 B CN 115355756B CN 202211155667 A CN202211155667 A CN 202211155667A CN 115355756 B CN115355756 B CN 115355756B
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- guide rail
- armature
- support plate
- arc
- insulating support
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- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 2
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002679 ablation Methods 0.000 description 1
- 230000005288 electromagnetic effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B6/00—Electromagnetic launchers ; Plasma-actuated launchers
- F41B6/006—Rail launchers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- Linear Motors (AREA)
Abstract
The invention discloses a high-speed double-drive electromagnetic guide rail transmitting device, which comprises: the device comprises an upper left guide rail, a lower left guide rail, an upper right guide rail, a lower right guide rail, a thrust component and a launching component; the left upper guide rail is fixedly connected with the right upper guide rail through an upper insulating support plate, the left upper guide rail is fixedly connected with the left lower guide rail through a left insulating support plate, the left lower guide rail is fixedly connected with the right lower guide rail through a lower insulating support plate, and the right lower guide rail is fixedly connected with the right upper guide rail through a right insulating support plate; the thrust assembly comprises a left armature, a right armature and a thrust plate; the left armature slides and sets up between upper left guide rail and lower left guide rail, the right armature slides and sets up between upper right guide rail and lower right guide rail, and the both ends of thrust plate respectively with left armature and right armature fixed connection, the afterbody and the thrust plate butt of transmission subassembly, upper left guide rail and lower right guide rail electrical connection.
Description
Technical Field
The invention belongs to the technical field of electromagnetic guide rail emission, and particularly relates to a high-speed double-drive electromagnetic guide rail emission device.
Background
The electromagnetic guide rail emitting technology belongs to one kind of electromagnetic emitting technology, and the electromagnetic force produced by the release of pulsed high power electric energy in the armature-guide rail loop drives the armature to accelerate. Compared with the traditional chemical gas driven emission mode, the electromagnetic guide rail emission technology has the advantages of high emission speed, quick response, adjustable distance, clean energy, high safety, low cost and the like. In recent years, related emission technology has advanced, but there are many problems for practical application. The traditional electromagnetic guide rail emission technology adopts a single armature to drive an emission load, and high-amplitude pulse electric energy is required to achieve ultra-high speed, so that the current flowing through the armature and the guide rail is large. Its disadvantages are: the energy conversion efficiency is low, the temperature rise of the armature guide rail is faster, and the service life of the guide rail is not prolonged; the firing load is integrated with the armature, and is less adaptable due to the size of the armature.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides the high-speed double-drive electromagnetic guide rail transmitting device which can improve the energy conversion rate and enhance the transmitting power.
The technical problems of the invention are mainly solved by the following technical proposal:
A high speed dual drive electromagnetic rail launching device comprising: the device comprises an upper left guide rail, a lower left guide rail, an upper right guide rail, a lower right guide rail, a thrust component and a launching component; the left upper guide rail is fixedly connected with the right upper guide rail through an upper insulating support plate, the left upper guide rail is fixedly connected with the left lower guide rail through a left insulating support plate, the left lower guide rail is fixedly connected with the right lower guide rail through a lower insulating support plate, and the right lower guide rail is fixedly connected with the right upper guide rail through a right insulating support plate; the thrust assembly comprises a left armature, a right armature and a thrust plate; the left armature slides and sets up between upper left guide rail and lower left guide rail, the right armature slides and sets up between upper right guide rail and lower right guide rail, and the both ends of thrust plate respectively with left armature and right armature fixed connection, the afterbody and the thrust plate butt of transmission subassembly, upper left guide rail and lower right guide rail electrical connection.
Further, the transmitting assembly comprises an upper clamping piece and a lower clamping piece; the inner sides of the upper clamping valve and the lower clamping valve are respectively provided with a half cavity, the inner sides of the upper clamping valve and the inner sides of the lower clamping valve are mutually clamped, a load cavity is formed by the two half cavities, an upper arc-shaped concave surface is arranged below the upper insulating support plate, an upper arc-shaped bulge corresponding to the upper arc-shaped concave surface is arranged on the outer side of the upper clamping valve, the upper arc-shaped bulge is in sliding fit with the upper arc-shaped concave surface, a lower arc-shaped concave surface is arranged above the lower insulating support plate, a lower arc-shaped bulge corresponding to the lower arc-shaped concave surface is arranged on the outer side of the lower clamping valve, and the lower arc-shaped bulge is in sliding fit with the lower arc-shaped concave surface.
Furthermore, in order to reduce the resistance of the armature during the movement process, the heads of the left armature and the right armature are respectively provided with a fairing.
Further, the tail of the emission component is abutted with the middle position of the thrust plate.
Further, the outer side surfaces of the two pivot arms of the left armature are arc-shaped concave surfaces; the rail surfaces of the left upper guide rail and the left lower guide rail are arc convex surfaces, and the arc concave surfaces of the outer side surfaces of the two pivot arms of the left armature are respectively attached to the arc convex surfaces of the left upper guide rail and the left lower guide rail; the outer side surfaces of the two pivot arms of the right armature are arc concave surfaces; the rail surfaces of the upper right guide rail and the lower right guide rail are arc convex surfaces, and the arc concave surfaces of the outer side surfaces of the two pivot arms of the right armature are respectively attached to the arc convex surfaces of the upper right guide rail and the lower right guide rail.
Further, long grooves parallel to the movement direction of the launching assembly are formed in the middle positions of the inner sides of the left insulating supporting plate and the right insulating supporting plate, and the cross sections of the long grooves are semicircular.
Furthermore, the heads of the upper clamping valve and the lower clamping valve are of half-groove structures, and the half-groove structures of the upper clamping valve and the lower clamping valve form a complete groove structure.
Further, the inner sides of the left upper guide rail, the left lower guide rail, the right upper guide rail and the right lower guide rail are respectively provided with rectangular clamping grooves, square protrusions corresponding to the clamping grooves are respectively arranged on two sides of the upper insulating support plate and the lower insulating support plate, the square protrusions on two sides of the upper insulating support plate are respectively clamped into the clamping grooves on the inner sides of the left upper guide rail and the right upper guide rail, the square protrusions on two sides of the lower insulating support plate are respectively clamped into the clamping grooves on the inner sides of the left lower guide rail and the right lower guide rail, and the square protrusions are in interference fit with the clamping grooves.
Further, the outer sides of the left insulating support plate, the upper insulating support plate, the right insulating support plate and the lower insulating support plate are provided with packaging shells.
Furthermore, the left armature and the right armature are both made of aluminum alloy materials.
The beneficial effects of the invention are as follows:
1) By adding a group of guide rails and armatures, under the condition of not increasing the current intensity, the magnetic field intensity of each armature is almost doubled, the thrust is doubled, and compared with the original single-armature single-guide rail, the total thrust is increased by approximately 4 times, thereby reducing the requirement on the current amplitude and reducing the ablation of the armatures and the tracks; 2) The adaptability of the transmitting load is good, the shape and the size of the transmitting load are not limited by the caliber of the transmitting device, and the same door transmitting device can transmit various transmitting loads; 3) The transmitting load and the armature are staggered in space (the transmitting assembly is positioned at the middle position of the thrust plate), the guide rail is not responsible for supporting and guiding the transmitting load, and damage to the guide rail caused by the transmitting load is avoided.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of a high-speed dual-drive electromagnetic rail launching device of the present invention;
FIG. 2 is a front view of the high speed dual drive electromagnetic rail launcher of the present invention;
FIG. 3 is a schematic view of the assembly of the thrust assembly and the launch assembly of the present invention;
fig. 4 is a schematic diagram of connection of current carrying wires in the high-speed dual-drive electromagnetic guide rail transmitting device of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
As shown in fig. 1-4, the invention discloses a high-speed dual-drive electromagnetic guide rail transmitting device, which mainly comprises: upper left rail 7, lower left rail 5, upper right rail 1, lower right rail 3, thrust assembly and launching assembly.
Wherein, the left upper guide rail 7 and the left lower guide rail 5 are fixedly connected through a left insulating support plate 6, and the right lower guide rail 3 and the right upper guide rail 1 are fixedly connected through a right insulating support plate 2; the inner sides of the left upper guide rail 7, the left lower guide rail 5, the right upper guide rail 1 and the right lower guide rail 3 are respectively provided with a rectangular clamping groove 19, both sides of the upper insulating support plate 8 and the lower insulating support plate 4 are respectively provided with square protrusions 20 corresponding to the clamping grooves 19, the protrusions 20 on both sides of the upper insulating support plate 8 and the lower insulating support plate 4 are respectively clamped into the clamping grooves 19 on the inner sides of the guide rails, and the protrusions 20 and the clamping grooves 19 are in interference fit.
In order to further ensure the stability of the device, a package (not shown) is provided on the outer sides of the left insulating support plate 6, the upper insulating support plate 8, the right insulating support plate 2 and the lower insulating support plate 4, and each insulating support plate is firmly wrapped by the package.
Wherein the transmitting assembly comprises an upper clamping jaw 11 and a lower clamping jaw 12; the inner sides of the upper clamping valve 11 and the lower clamping valve 12 are respectively provided with a half cavity, the inner sides of the upper clamping valve 11 and the inner sides of the lower clamping valve 12 are mutually clamped, a load cavity 16 is formed by the two half cavities, an upper arc concave surface 17 is arranged below the upper insulation supporting plate 8, an upper arc convex 18 corresponding to the upper arc concave surface 17 is arranged on the outer side of the upper clamping valve 11, the upper arc convex 18 is in sliding fit with the upper arc concave surface 17, a lower arc concave surface 22 is arranged above the lower insulation supporting plate 4, a lower arc convex 23 corresponding to the lower arc concave surface 22 is arranged on the outer side of the lower clamping valve 12, and the lower arc convex 23 is in sliding fit with the lower arc concave surface 22.
The thrust component comprises a left armature 14, a right armature 9 and a thrust plate 15, wherein the two armatures are made of aluminum alloy; the left armature 14 is slidably arranged between the left upper guide rail 7 and the left lower guide rail 5, the right armature 9 is slidably arranged between the right upper guide rail 1 and the right lower guide rail 3, two ends of the thrust plate 15 are fixedly connected with the left armature 14 and the right armature 9 respectively, the tail part of the transmitting assembly (namely, the tail parts of the upper clamping valve and the lower clamping valve) is abutted with the middle position of the thrust plate 15, and the tail parts of the left upper guide rail 7 and the right lower guide rail 3 are electrically connected through a lead 24.
In order to reduce the resistance of the thrust assembly in the moving process, the heads of the left armature 14 and the right armature 9 are respectively provided with a fairing 10, and the fairings 10 adopt a semi-elliptic structure.
To ensure good contact between the armature and the guide rail, the outer side surfaces of both pivot arms of the left armature 14 are arc-shaped concave surfaces; the rail surfaces of the left upper guide rail 7 and the left lower guide rail 5 are arc convex surfaces, and the arc concave surfaces of the outer side surfaces of the two pivot arms of the left armature 14 are respectively attached to the arc convex surfaces of the left upper guide rail 7 and the left lower guide rail 5; the outer side surfaces of the two pivot arms of the right armature 9 are arc concave surfaces; the rail surfaces of the upper right guide rail 1 and the lower right guide rail 3 are arc convex surfaces, and the arc concave surfaces of the outer side surfaces of the two pivot arms of the right armature 9 are respectively attached to the arc convex surfaces of the upper right guide rail 1 and the lower right guide rail 3.
The middle positions of the inner sides of the left insulating support plate 6 and the right insulating support plate 2 are respectively provided with a long groove 13, the cross section of each long groove 13 is semicircular, the extending direction of each long groove is parallel to the moving direction of the transmitting assembly, when the transmitting assembly is propelled at a high speed, the air pressure at the rear of the transmitting assembly is instantaneously reduced, a certain degree of vacuum is formed, compared with the front resistance, the front resistance is quite high, the air at the front can smoothly flow into the rear of the transmitting assembly through the long grooves 13, the vacuum degree at the rear of the transmitting assembly is reduced, and therefore the purpose of reducing the front resistance of the transmitting assembly is achieved, and the transmitting assembly is more beneficial to transmitting.
In order to further facilitate the load transmission, the heads of the upper clamping jaw 11 and the lower clamping jaw 12 are respectively provided with a half-groove structure 21, and the half-groove structures 21 of the upper clamping jaw 11 and the lower clamping jaw 12 form a complete groove structure.
When the electromagnetic type electromagnetic loading device is used, a load is placed in the load cavity 16, after the load is powered, under the action of electromagnetic effect, the two armatures drive the transmitting assembly to move forward rapidly through the thrust plate 15, after the transmitting assembly is discharged out of the bore, the upper clamping valve 11 and the lower clamping valve 12 are separated by aerodynamic force under the action of pneumatic force due to the semi-groove structures of the heads of the two clamping valves, and the load is transmitted out.
The foregoing is merely illustrative of specific embodiments of the present invention, and the scope of the invention is not limited thereto, but any changes or substitutions that do not undergo the inventive effort should be construed as falling within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (9)
1. A high-speed dual-drive electromagnetic guide rail transmitting device, comprising: the device comprises an upper left guide rail, a lower left guide rail, an upper right guide rail, a lower right guide rail, a thrust component and a launching component; the left upper guide rail is fixedly connected with the right upper guide rail through an upper insulating support plate, the left upper guide rail is fixedly connected with the left lower guide rail through a left insulating support plate, the left lower guide rail is fixedly connected with the right lower guide rail through a lower insulating support plate, and the right lower guide rail is fixedly connected with the right upper guide rail through a right insulating support plate; the thrust assembly comprises a left armature, a right armature and a thrust plate; the left armature is arranged between the left upper guide rail and the left lower guide rail in a sliding manner, the right armature is arranged between the right upper guide rail and the right lower guide rail in a sliding manner, two ends of the thrust plate are fixedly connected with the left armature and the right armature respectively, the tail part of the emission assembly is abutted with the thrust plate, and the left upper guide rail is electrically connected with the right lower guide rail;
The transmitting assembly comprises an upper clamping valve and a lower clamping valve; the inner sides of the upper clamping valve and the lower clamping valve are respectively provided with a half cavity, the inner sides of the upper clamping valve and the inner sides of the lower clamping valve are mutually clamped, a load cavity is formed by the two half cavities, an upper arc-shaped concave surface is arranged below the upper insulating support plate, an upper arc-shaped bulge corresponding to the upper arc-shaped concave surface is arranged on the outer side of the upper clamping valve, the upper arc-shaped bulge is in sliding fit with the upper arc-shaped concave surface, a lower arc-shaped concave surface is arranged above the lower insulating support plate, a lower arc-shaped bulge corresponding to the lower arc-shaped concave surface is arranged on the outer side of the lower clamping valve, and the lower arc-shaped bulge is in sliding fit with the lower arc-shaped concave surface.
2. The high-speed dual-drive electromagnetic guide rail transmitting device according to claim 1, wherein the heads of the left armature and the right armature are provided with fairings.
3. The high-speed dual-drive electromagnetic guide rail launching device according to claim 1, wherein the tail of the launching assembly is abutted against the middle position of the thrust plate.
4. The high-speed dual-drive electromagnetic guide rail transmitting device according to claim 1, wherein the outer side surfaces of the two pivot arms of the left armature are arc-shaped concave surfaces; the rail surfaces of the left upper guide rail and the left lower guide rail are arc convex surfaces, and the arc concave surfaces of the outer side surfaces of the two pivot arms of the left armature are respectively attached to the arc convex surfaces of the left upper guide rail and the left lower guide rail; the outer side surfaces of the two pivot arms of the right armature are arc concave surfaces; the rail surfaces of the upper right guide rail and the lower right guide rail are arc convex surfaces, and the arc concave surfaces of the outer side surfaces of the two pivot arms of the right armature are respectively attached to the arc convex surfaces of the upper right guide rail and the lower right guide rail.
5. The high-speed dual-drive electromagnetic guide rail transmitting device according to claim 1, characterized in that long grooves parallel to the moving direction of the transmitting assembly are arranged at the middle positions of the inner sides of the left insulating supporting plate and the right insulating supporting plate, and the cross section of each long groove is semicircular.
6. The high-speed dual-drive electromagnetic guide rail transmitting device according to claim 1, wherein the heads of the upper clamping jaw and the lower clamping jaw are of half-groove structures, and the half-groove structures of the upper clamping jaw and the lower clamping jaw form a complete groove structure.
7. The high-speed double-drive electromagnetic guide rail transmitting device according to claim 1, wherein rectangular clamping grooves are formed in the inner sides of the upper left guide rail, the lower left guide rail, the upper right guide rail and the lower right guide rail, square protrusions corresponding to the clamping grooves are formed in the two sides of the upper insulating support plate and the lower insulating support plate, the square protrusions on the two sides of the upper insulating support plate are respectively clamped into the clamping grooves in the inner sides of the upper left guide rail and the upper right guide rail, the square protrusions on the two sides of the lower insulating support plate are respectively clamped into the clamping grooves in the inner sides of the lower left guide rail and the lower right guide rail, and the square protrusions are in interference fit with the clamping grooves.
8. The high-speed dual-drive electromagnetic guide rail transmitting device according to claim 1, wherein the outer sides of the left insulating support plate, the upper insulating support plate, the right insulating support plate and the lower insulating support plate are provided with packaging shells.
9. The high-speed dual-drive electromagnetic guide rail transmitting device of claim 1, wherein the left armature and the right armature are both made of aluminum alloy materials.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211155667.XA CN115355756B (en) | 2022-09-22 | 2022-09-22 | High-speed double-drive electromagnetic guide rail transmitting device |
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|---|---|---|---|
| CN202211155667.XA CN115355756B (en) | 2022-09-22 | 2022-09-22 | High-speed double-drive electromagnetic guide rail transmitting device |
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| CN115355756A CN115355756A (en) | 2022-11-18 |
| CN115355756B true CN115355756B (en) | 2024-05-24 |
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