CN110853478A - Variable-angle high-speed transmitting device - Google Patents
Variable-angle high-speed transmitting device Download PDFInfo
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- CN110853478A CN110853478A CN201911036222.8A CN201911036222A CN110853478A CN 110853478 A CN110853478 A CN 110853478A CN 201911036222 A CN201911036222 A CN 201911036222A CN 110853478 A CN110853478 A CN 110853478A
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- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
- G09B25/02—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes of industrial processes; of machinery
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Abstract
The invention discloses a variable-angle high-speed launching device, belonging to the research field of high-speed underwater vehicle underwater test; comprises a front bracket, a gun barrel bracket, a bracket system, a lifting system, a gas tank, a gas pipe and a rear cover of a launching gun; the front bracket and the bracket system are horizontally fixed and are used for supporting the whole launching device; the front end of the gun barrel support is hinged with the top end of the front support, and the rear end of the gun barrel support is supported by the support system, so that the rear end of the gun barrel support is inclined upwards relative to the front end of the gun barrel support; the inclination angle of the gun barrel support is adjusted by adjusting the height of the lifting frame; the gun barrel is fixed on the gun barrel bracket; the gas tank is fixed outside the other side of the support frame of the bracket system; one end of the air pipe is connected with the air tank through an electromagnetic valve, and the other end of the air pipe is connected with the gun barrel; the launching gun rear cover is arranged at the tail end of the gun barrel. The device can replace the transmitting tubes with different calibers, and has good universality, simple and safe operation.
Description
Technical Field
The invention belongs to the field of high-speed underwater vehicle underwater test research, and particularly relates to a variable-angle high-speed transmitting device.
Background
New times of war have evolved into an all-round, three-dimensional war. Marine renewals, which account for 71% of the total area of the earth, are one of the main battlefields of the new era of war. At present, a plurality of military strong countries in the world are actively improving the offshore military strength and expanding the offshore military reserve advantages. Under the new international situation, the development of naval weapon equipment in China is particularly important. The experimental research aiming at various underwater vehicles also becomes an important link for the development of underwater weapon equipment. Therefore, the variable-angle high-speed launching device for the high-speed underwater vehicle model water entering test is particularly important.
Under the background of the prior art, in the research on solid medium penetration and influence factors of the supercavitation model on the solid medium, volume 36, volume 2, 299 and 304, of the university of northwest university of Industrial science, 2015, an article, in FIG. 2, a phi 25 mm-diameter air cannon is shown in an attached figure 6, wherein the diameter of a high-pressure chamber is 200mm, the length of the high-pressure chamber is 2m, the maximum emission pressure is 1MPa, the length of an emission tube is 4m, and the emission speed range is 30-300 m/s. The launching device can only realize horizontal angle launching, and generates overlarge impact force in the launching process. The invention can meet the requirements of underwater vehicle water inlet angle and water inlet speed in a certain range and fills the gap of the current experimental research emitter.
Disclosure of Invention
The technical problem to be solved is as follows:
in order to avoid the defects of the prior art, the invention provides a variable-angle high-speed launching device which can launch an aircraft model into water at a certain angle and speed and is used for researching the water-entering impact load and water-entering ballistic characteristics of the aircraft; the device has simple and compact structure and good applicability.
The technical scheme of the invention is as follows: a variable-angle high-speed transmitting device is characterized in that: comprises a front bracket, a gun barrel bracket, a bracket system, a lifting system, a gas tank, a gas pipe and a rear cover of a launching gun; the front bracket and the bracket system are horizontally fixed and are used for supporting the whole launching device; the front end of the gun barrel support is hinged with the top end of the front support, and the rear end of the gun barrel support is supported by the support system, so that the rear end of the gun barrel support is inclined upwards relative to the front end of the gun barrel support;
the support system comprises a bottom plate and a support frame, and the support frame is vertically fixed on the bottom plate; the lifting system comprises a steel wire rope, a pulley, a lifting frame and a winch, the winch is fixed outside one side of the supporting frame, the pulley is fixed at the top of the supporting frame, the steel wire rope of the winch enables the lifting frame to be hung in the supporting frame through the pulley, and the height of the lifting frame is controlled by dragging the steel wire rope; the rear part of the gun barrel support is arranged on the lifting frame, and the inclination angle of the gun barrel support is adjusted by adjusting the height of the lifting frame;
the gun barrel is fixed on the gun barrel bracket; the gas tank is fixed outside the other side of the support frame of the bracket system; one end of the air pipe is connected with the air tank through an electromagnetic valve, and the other end of the air pipe is connected with the gun barrel; the launching gun rear cover is arranged at the tail end of the gun barrel.
The further technical scheme of the invention is as follows: the lifting frame comprises an upper supporting rod, a lower supporting rod, a middle supporting rod and a gun barrel frame supporting rod; the upper supporting rod and the lower supporting rod are fixed in parallel through the two middle supporting rods, and the rear part of the gun barrel support penetrates through the space between the upper supporting rod and the lower supporting rod and is lapped on the lower supporting rod; the two gun tube rack support rods are vertically fixed on the lower support rod and used for limiting the tangential displacement of the gun tube bracket along the gun tube;
the both ends of going up bracing piece and bottom suspension vaulting pole all are provided with the gyro wheel structure, with the spout cooperation installation of opening along vertical direction of two medial surfaces of braced frame can restrict the crane reciprocates along vertical direction.
The further technical scheme of the invention is as follows: and reinforcing ribs are arranged on two sides of the supporting frame of the bracket system.
The further technical scheme of the invention is as follows: the gun barrel is fixed on the gun barrel support through a U-shaped bolt.
The further technical scheme of the invention is as follows: a through hole is formed in the center of the top of a supporting frame of the support system, and the steel wire rope passes through the through hole after passing through the pulley, so that the lifting frame is located in the middle of the support system.
The further technical scheme of the invention is as follows: go up between bracing piece, the bottom suspension vaulting pole and the middle support bar all through U type bolt fixed connection, U type bolt uses the nut to screw in order to prevent not hard up.
Advantageous effects
The invention has the beneficial effects that: the variable-angle high-speed launching device can preset a launching angle through the lifting system under the condition that the front support and the launching support are fixed, so that a model can obliquely enter water at an angle of 45 degrees to the maximum extent; adjusting the inflation pressure of the gas tank to set the launching speed, loading the model from the rear end of the launching tube, and remotely controlling launching by the electromagnetic valve to enable the test model to be launched according to the required angle and speed. When the model moves forwards under the pushing of high-pressure gas in the launching gun barrel, the gun barrel is subjected to recoil F1 along the axial direction of the gun barrel at the point C (the point C is the connecting center of the front end of the gun barrel bracket and the gun barrel); the steel wire rope is pulled upwards by F2 at the point B (where the lower support on the launching gun bracket system is in contact with the gun barrel); therefore, a moment M1 is applied to point a (the junction between the front end of the gun barrel holder and the front holder) and M1 is F1 × LCA(LCAIs the distance between point a and point C) and a counter moment M2 and M2 ═ F2 × LAB(LABThe distance between the point A and the point B), and M1 is-M2, so that reasonable distribution of recoil force and moment is realized, stress of the front support and the support system is reasonably distributed, and stability in the blasting process is guaranteed. The device can replace the transmitting tubes with different calibers, and has good universality, simple and safe operation.
Drawings
Figure 1 is a simplified force analysis of the device of the present invention,
FIG. 2 is a schematic structural view of the present invention showing the position of various components
FIG. 3 is a schematic view of a lifting system and a support system
FIG. 4 is a front and top view of a portion of a lift system
FIG. 5 is a cross-sectional view of a U-bolt connection in a lift system
FIG. 6 shows a phi 25mm caliber air cannon in reference
Description of reference numerals: 1-front carriage, 2-barrel carriage, 3-barrel, 4-carriage system, 5-wire rope, 6-pulley, 7-lifting system, 8-gas tank, 9-gas pipe, 10-rear cover of launching gun, 11-windlass, 12-upper support rod, 13-middle support rod, 14-barrel carriage support rod, 15-lower support rod and 16-U type bolt.
Detailed Description
The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
As shown in fig. 2, the variable-angle high-speed launching device comprises a front support 1, a gun barrel support 2, a gun barrel 3, a support system 4, a steel wire rope 5, a pulley 6, a lifting system 7, an air tank 8, an air pipe 9, a launching gun rear cover 10 and a winch 11. The front bracket 1 and the bracket system 4 are formed by welding steel materials and are horizontally fixed on the ground for supporting the whole launching device; the bracket system 4 comprises a bottom plate and a supporting frame, wherein the supporting frame is vertically fixed on the bottom plate; referring to fig. 3, the lifting system 7 comprises a steel wire rope 5, a pulley 6, a lifting frame and a hoist 11, the hoist 11 is fixed on the left side step surface of the support frame, the pulley 6 is fixed on the top of the support frame, the steel wire rope 5 of the hoist 11 suspends the lifting frame in the support frame through the pulley 6, and the height of the lifting frame is controlled by dragging the steel wire rope 5; a through hole is formed in the center of the top of a supporting frame of the support system 4, and a steel wire rope 5 passes through the through hole after passing through a pulley 6, so that the lifting frame is located in the middle of the support system.
Referring to fig. 4 and 5, the crane includes an upper support rod 12, a lower support rod 15, a middle support rod 13, and a gun barrel stand support rod 14; the upper support rod 12 and the lower support rod 15 are fixed in parallel with each other through two middle support rods 13, the rear part of the gun barrel support 2 passes through the space between the upper support rod 12 and the lower support rod 15 and is lapped on the lower support rod 15, the upper support rod, the lower support rod and the middle support rod are fixedly connected through U-shaped bolts, and the U-shaped bolts are screwed by nuts to prevent looseness; the two ends of the upper support rod 12 and the lower support rod 15 are respectively provided with a roller structure, and the roller structures are matched with sliding grooves formed in the two inner side surfaces of the support frame along the vertical direction and can limit the lifting frame to move up and down along the vertical direction;
the two gun tube rack support rods 14 are vertically fixed on the lower support rod 15 and used for limiting the tangential displacement of the gun tube bracket 2 along the gun tube 3; the inclination angle of the gun barrel support is adjusted by adjusting the height of the lifting frame.
The gun barrel 3 is fixed on the gun barrel support 2 through a U-shaped bolt 16, the front end of the gun barrel support 2 is hinged with the front support 1 through a screw, the rear end of the gun barrel support is installed in the lifting system 4, and at the moment, the gun barrel can be adjusted up and down by taking the screw on the front support as a supporting point through a remote control device of the winch 11, so that the angle changing function of the launching device is realized.
The air tank 8 is arranged in the frame on the right side of the support system, and is provided with an external interface which is connected with an air compressor to supplement high-pressure air and is connected with a pressure gauge to display the pressure in the air tank; one end of the air pipe 9 is connected with the air tank 8 through an electromagnetic valve, and the other end is connected with the gun barrel 3. The launching device can push the test model outlet pipe at a certain speed by filling high-pressure gas into the gas tank 8.
The installation and use processes of the invention are as follows:
firstly, the launching device is installed in a proper test area, secondly, the launching device is adjusted to be in a horizontal state by using remote control equipment of a winch, so that an operator can conveniently install the launching device, a launching gun rear cover of the launching device is opened, a test model is loaded, a launching gun rear cover is screwed on, and then the launching device is adjusted to be at a required launching angle by using the remote control equipment of the winch. Then, high-pressure gas with specified pressure is filled into the gas tank by using an external gas source. The electromagnetic valve is opened by the launching control system, high-pressure gas in the gas tank enters the rear part of the model, and the model is pushed to accelerate to a specified speed in the gun barrel and leave the gun barrel, so that a launching task is completed.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (6)
1. A variable-angle high-speed transmitting device is characterized in that: comprises a front bracket, a gun barrel bracket, a bracket system, a lifting system, a gas tank, a gas pipe and a rear cover of a launching gun; the front bracket and the bracket system are horizontally fixed and are used for supporting the whole launching device; the front end of the gun barrel support is hinged with the top end of the front support, and the rear end of the gun barrel support is supported by the support system, so that the rear end of the gun barrel support is inclined upwards relative to the front end of the gun barrel support;
the support system comprises a bottom plate and a support frame, and the support frame is vertically fixed on the bottom plate; the lifting system comprises a steel wire rope, a pulley, a lifting frame and a winch, the winch is fixed outside one side of the supporting frame, the pulley is fixed at the top of the supporting frame, the steel wire rope of the winch enables the lifting frame to be hung in the supporting frame through the pulley, and the height of the lifting frame is controlled by dragging the steel wire rope; the rear part of the gun barrel support is arranged on the lifting frame, and the inclination angle of the gun barrel support is adjusted by adjusting the height of the lifting frame;
the gun barrel is fixed on the gun barrel bracket; the gas tank is fixed outside the other side of the support frame of the bracket system; one end of the air pipe is connected with the air tank through an electromagnetic valve, and the other end of the air pipe is connected with the gun barrel; the launching gun rear cover is arranged at the tail end of the gun barrel.
2. The variable angle high speed transmitting device of claim 1, wherein: the lifting frame comprises an upper supporting rod, a lower supporting rod, a middle supporting rod and a gun barrel frame supporting rod; the upper supporting rod and the lower supporting rod are fixed in parallel through the two middle supporting rods, and the rear part of the gun barrel support penetrates through the space between the upper supporting rod and the lower supporting rod and is lapped on the lower supporting rod; the two gun tube rack support rods are vertically fixed on the lower support rod and used for limiting the tangential displacement of the gun tube bracket along the gun tube;
the both ends of going up bracing piece and bottom suspension vaulting pole all are provided with the gyro wheel structure, with the spout cooperation installation of opening along vertical direction of two medial surfaces of braced frame can restrict the crane reciprocates along vertical direction.
3. The variable angle high speed transmitting device of claim 1, wherein: and reinforcing ribs are arranged on two sides of the supporting frame of the bracket system.
4. The variable angle high speed transmitting device of claim 1, wherein: the gun barrel is fixed on the gun barrel support through a U-shaped bolt.
5. The variable angle high speed transmitting device of claim 1, wherein: a through hole is formed in the center of the top of a supporting frame of the support system, and the steel wire rope passes through the through hole after passing through the pulley, so that the lifting frame is located in the middle of the support system.
6. The variable angle high speed transmitting device of claim 1, wherein: go up between bracing piece, the bottom suspension vaulting pole and the middle support bar all through U type bolt fixed connection, U type bolt uses the nut to screw in order to prevent not hard up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911036222.8A CN110853478A (en) | 2019-10-29 | 2019-10-29 | Variable-angle high-speed transmitting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911036222.8A CN110853478A (en) | 2019-10-29 | 2019-10-29 | Variable-angle high-speed transmitting device |
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| CN110853478A true CN110853478A (en) | 2020-02-28 |
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| CN201911036222.8A Pending CN110853478A (en) | 2019-10-29 | 2019-10-29 | Variable-angle high-speed transmitting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256535A (en) * | 2020-03-05 | 2020-06-09 | 西北工业大学 | Wall-mounted variable-depth underwater launching device for pool |
| CN111351631A (en) * | 2020-03-30 | 2020-06-30 | 中国科学院力学研究所 | Water inlet and outlet experimental device for constrained emission |
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| CN202490715U (en) * | 2011-12-15 | 2012-10-17 | 天津神封科技发展有限公司 | Liquid gun launching device |
| CN202912528U (en) * | 2012-12-06 | 2013-05-01 | 吾甫尔江·买买提 | Detachable lifting transporter |
| KR101437051B1 (en) * | 2013-12-02 | 2014-09-05 | 한국해양대학교 산학협력단 | a visualization device of artificial lift process for oil production |
| CN104534924A (en) * | 2014-12-11 | 2015-04-22 | 哈尔滨工业大学 | Rotatable light-gas gun device |
| CN205941201U (en) * | 2016-07-12 | 2017-02-08 | 苏州电器科学研究院股份有限公司 | Tensile testing machine of three orientations |
| CN109781383A (en) * | 2019-02-28 | 2019-05-21 | 大连理工大学 | The novel more sail bodies of one kind are connected into water light-gas gun emission experiment device |
| CN110132536A (en) * | 2019-05-20 | 2019-08-16 | 中国石油大学(华东) | Sail body underwater emission experimental provision for supercavitation mechanism study |
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2019
- 2019-10-29 CN CN201911036222.8A patent/CN110853478A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202490715U (en) * | 2011-12-15 | 2012-10-17 | 天津神封科技发展有限公司 | Liquid gun launching device |
| CN202912528U (en) * | 2012-12-06 | 2013-05-01 | 吾甫尔江·买买提 | Detachable lifting transporter |
| KR101437051B1 (en) * | 2013-12-02 | 2014-09-05 | 한국해양대학교 산학협력단 | a visualization device of artificial lift process for oil production |
| CN104534924A (en) * | 2014-12-11 | 2015-04-22 | 哈尔滨工业大学 | Rotatable light-gas gun device |
| CN205941201U (en) * | 2016-07-12 | 2017-02-08 | 苏州电器科学研究院股份有限公司 | Tensile testing machine of three orientations |
| CN109781383A (en) * | 2019-02-28 | 2019-05-21 | 大连理工大学 | The novel more sail bodies of one kind are connected into water light-gas gun emission experiment device |
| CN110132536A (en) * | 2019-05-20 | 2019-08-16 | 中国石油大学(华东) | Sail body underwater emission experimental provision for supercavitation mechanism study |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256535A (en) * | 2020-03-05 | 2020-06-09 | 西北工业大学 | Wall-mounted variable-depth underwater launching device for pool |
| CN111351631A (en) * | 2020-03-30 | 2020-06-30 | 中国科学院力学研究所 | Water inlet and outlet experimental device for constrained emission |
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