CN111256533A - Vertical rocker arm - Google Patents
Vertical rocker arm Download PDFInfo
- Publication number
- CN111256533A CN111256533A CN202010113030.9A CN202010113030A CN111256533A CN 111256533 A CN111256533 A CN 111256533A CN 202010113030 A CN202010113030 A CN 202010113030A CN 111256533 A CN111256533 A CN 111256533A
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- CN
- China
- Prior art keywords
- erecting
- rocker arm
- cylinder
- vertical
- rotatably connected
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41F—APPARATUS FOR LAUNCHING PROJECTILES OR MISSILES FROM BARRELS, e.g. CANNONS; LAUNCHERS FOR ROCKETS OR TORPEDOES; HARPOON GUNS
- F41F3/00—Rocket or torpedo launchers
- F41F3/04—Rocket or torpedo launchers for rockets
Abstract
The application discloses a vertical rocker arm, which comprises a vertical rocker arm body, a first vertical cylinder and a second vertical cylinder; the erecting rocker arm body comprises a supporting seat, one end of the supporting seat is rotatably connected with the base, the other end of the supporting seat is rotatably connected with a first erecting cylinder, and the first erecting cylinder is used for erecting the erecting vertical frame; one end of the second erecting cylinder is rotatably connected with the erecting rocker arm body, and the other end of the second erecting cylinder is rotatably connected with the base; the second erecting cylinder is used for enabling the erecting rocker arm body to rotate around the base. This application adopts the second grade to erect, has the technical effect that reduces the hydro-cylinder bearing capacity, improves the hydro-cylinder atress condition and prevents to turn on one's side.
Description
Technical Field
The application relates to the technical field of aerospace and aviation, in particular to a vertical rocker arm.
Background
After the rocket is produced, the rocket needs to be carried to a launching platform and erected. The existing erecting mode is generally one-level erecting mode, one end of an erecting cylinder is connected with a chassis (wherein one end of the chassis is connected with a launching platform, and the other end of the erecting cylinder is connected with a erecting frame for loading a rocket body, and the erecting cylinder is directly used for erecting the erecting frame during erecting, so that the rocket is erected. But the existing one-level erecting bearing capacity is large, the bearing force of the oil cylinder is poor, the force action point is positioned on the bottom frame and the erecting frame, the bearing capacity is poor, and the structural design is difficult.
In addition, the existing oil cylinder is arranged on the outer side of the erecting frame, so that the transverse size of the whole erecting device is large.
Disclosure of Invention
An object of this application is to provide a play and erect rocking arm adopts the second grade to play to erect, has the technical effect that reduces the hydro-cylinder bearing capacity, improves the hydro-cylinder atress condition and prevent to turn on one's side.
In order to achieve the purpose, the application provides a vertical rocker arm, which comprises a vertical rocker arm body, a first vertical cylinder and a second vertical cylinder; the erecting rocker arm body comprises a supporting seat, one end of the supporting seat is rotatably connected with the base, the other end of the supporting seat is rotatably connected with a first erecting cylinder, and the first erecting cylinder is used for erecting the erecting vertical frame; one end of the second erecting cylinder is rotatably connected with the erecting rocker arm body, and the other end of the second erecting cylinder is rotatably connected with the base; the second erecting cylinder is used for enabling the erecting rocker arm body to rotate around the base.
As above, wherein, the vertical rocker arm body further comprises at least one group of trusses, and the trusses are arranged on the supporting seat.
As above, each group of trusses is parallel to each other and uniformly spaced on the supporting base.
As above, wherein the truss is a trapezoidal truss.
As above, wherein, trapezoidal truss is including last chord member, long waist pole, lower chord member and the short waist pole that connects gradually, and wherein, the length of long waist pole is greater than the length of short waist pole, and the last chord member is parallel with the lower chord member, and the lower chord member is connected with the supporting seat.
The support seat is arranged at one end of the lower part of the lower chord close to the long waist rod.
As above, wherein the erecting rocker arm body further comprises an erecting cylinder connecting piece; the vertical cylinder connecting piece comprises; the connecting plate and the vertical cylinder support lug; the connecting plate is arranged on one side of the supporting seat; the vertical cylinder support lug is arranged on the connecting plate and is used for being rotatably connected with the first vertical cylinder.
As above, wherein at least one wale is provided between each group of trusses.
As above, wherein at least one bracing is provided between each set of trusses.
The two-stage erecting is adopted in the erecting rocker arm, so that the bearing capacity of the oil cylinder is reduced, the stress condition of the oil cylinder is improved, and side turning is prevented.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic structural view of one embodiment of a vertical rocker arm body;
FIG. 2 is a schematic structural view of an embodiment of a vertical rocker arm in an operating state;
FIG. 3 is a schematic view of an installed configuration of an embodiment of the erecting rocker arm.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2, the present application provides a vertical rocker arm 1, which comprises a vertical rocker arm body 11, a first vertical cylinder 12 and a second vertical cylinder 13; the erecting rocker arm body 11 comprises a supporting seat 111, one end of the supporting seat 111 is rotatably connected with the base 2, the other end of the supporting seat 111 is rotatably connected with a first erecting cylinder 12, and the first erecting cylinder 12 is used for erecting the erecting vertical frame 3; one end of the second erecting cylinder 13 is rotatably connected with the erecting rocker arm body 11, and the other end is rotatably connected with the substrate 2; the second raising cylinder 13 is used to rotate the raising rocker arm body 11 about the base 2.
Specifically, as an embodiment, the substrate 2 is a vertical supporting arm of the launching field, and the vertical supporting arm is disposed on the ground and is in butt joint with the launching pad 5. One end of the supporting seat 111 is hinged with the vertical supporting arm, and the other end is hinged with one end of the first vertical cylinder 12; wherein, one end of the supporting seat 111 hinged with the first erecting cylinder 12 is separated from the launching field. The other end of the first erecting cylinder 12 is hinged with the erecting frame 3, the erecting frame 3 is used for loading the rocket body 4, and the first erecting cylinder 12 is used for erecting the erecting frame 3, so that the one-stage erecting of the rocket is realized. One end of the second erecting cylinder 13 is hinged with the erecting support arm, the other end is hinged with the erecting rocker arm body 11, wherein the hinged position of the support seat 111 and the erecting support arm is positioned between the hinged position of the second erecting cylinder 13 and the erecting support arm and the butt joint position of the erecting support arm and the launching platform 5. After the first erecting cylinder 12 is completely extended out, the erecting rocker arm body 11 is erected through the second erecting cylinder 13, so that the erecting rocker arm body 11 rotates around the erecting support arm, and secondary erecting of the rocket is achieved. The two-stage erecting is beneficial to reducing the bearing capacity of the erecting cylinder, so that the stress condition of the erecting cylinder is improved.
Further, the vertical rocker arm body 11 further comprises at least one group of trusses, and the trusses are arranged on the supporting base 111. Specifically, the number of the specific groups of the trusses is determined according to actual conditions, and the number of the specific groups of the trusses is preferably three.
Further, the trusses are parallel to each other and uniformly spaced on the support base 111.
Further, as shown in fig. 3, at least one wale 7 is disposed between the trusses. Specifically, the specific number of the cross braces 7 is determined according to actual conditions, and the arrangement of the cross braces between the groups of trusses is beneficial to improving the rigidity of the truss structure.
Further, at least one inclined strut 8 is arranged between the groups of trusses. Specifically, the specific number of the inclined struts 8 is determined according to actual conditions, and the arrangement of the inclined struts 8 between each group of trusses is beneficial to improving the rigidity of the truss structure.
Further, the truss is a trapezoidal truss, but the truss is not limited to a trapezoidal truss, and may also be a rectangular truss, a triangular truss, or the like, and the trapezoidal truss is preferred in the present application. Specifically, the trapezoidal truss has strong bearing capacity, and is beneficial to improving the stress condition of the rod piece.
Further, the trapezoidal truss 112 includes an upper chord 1121, a long waist rod 1122, a lower chord 1123 and a short waist rod 1124 which are connected in sequence, wherein the length of the long waist rod 1123 is greater than that of the short waist rod 1124, the upper chord 1121 is parallel to the lower chord 1123, and the lower chord is connected with the support seat 111.
Specifically, the lower chord and the support seat 111 may be an integral structure or a separate structure. The lower chord 1123 and the support seat 111 are separate structures, and the lower chord 1123 may be connected to the support seat 111 by welding or riveting. The present application prefers that the lower chord 1123 and the support base 111 be of a one-piece construction.
Further, the length of the supporting seat 111 is smaller than that of the lower chord, and the supporting seat 111 is disposed at the lower portion of the lower chord 1123 near one end of the lumbar rod 1122.
Specifically, as shown in fig. 1, as an embodiment, the length of the support seat 111 is smaller than the length of the lower chord 1123, and the support seat 111 is disposed at the lower portion of the lower chord near one end of the lumbar rod 1122. After the setting is completed, the entire original support seat 111 and the lower chord 1123 are used as a new support seat 111, the end of the lower chord 1123 away from the original support seat 111 is rotatably connected to the base 2, and the original support seat 111 is separated from the base 2. One end of the second erecting cylinder 13 is arranged on the base 2, and the other end passes through the gap between the lower chords 1123 and is arranged on one of two trusses located in the middle of the plurality of trusses and adjacent to the second erecting cylinder 13 or on a cross brace between the two adjacent trusses.
When the erecting rocker arm body 11 comprises three groups of trapezoidal trusses and two second erecting cylinders 13, the two second erecting cylinders 13 are respectively arranged in two gaps of the three groups of trapezoidal trusses, one end of each second erecting cylinder is connected with the base 2, and the other end of each second erecting cylinder passes through a gap between the lower chords 1123 and is arranged on one of the two trusses which are positioned in the middle of the multiple groups of trusses and adjacent to the second erecting cylinder 13 or on a cross brace between the two adjacent trusses. This setting does benefit to the perpendicular stability of rising that improves second and erects jar 13, can also increase the utilization ratio to the space, reduces the width size of rising to erect the rocking arm.
Further, as another embodiment, the supporting seat 111 is disposed at a lower portion of the lower chord 1123 near an end of the lumbar rod 1122. The vertical rocker arm body 11 is rotatably connected with the base 2 through one end of the supporting seat 111. One end of the second erecting cylinder 13 is arranged on the substrate 2, and the other end is arranged on the truss which is positioned on the outer side in the plurality of groups of trusses.
Further, the length of the support seat 111 is smaller than the length of the lower chord 1123.
Further, the rising rocker arm body 11 further comprises a rising cylinder connecting piece 113. The rising cylinder connecting member 113 includes; a connecting plate 1131 and a vertical cylinder support 1132; the connecting plate is arranged on one side of the supporting seat 111; the erecting cylinder support 1132 is disposed on the connecting plate 1131 and is configured to be rotatably connected to the first erecting cylinder 12.
Further, the rising cylinder connecting member 113 is connected to one side of the supporting base 111, and the rising cylinder connecting member 113 protrudes from a lower portion of the supporting base 111. This setting can guarantee to rise to erect the rocking arm and install the back on basement 2, and the one end that rises to erect rocking arm and first standing cylinder 12 and being connected can contact with ground. When the first level is erected, the stress point is positioned at one end of the erecting rocker arm provided with the first erecting cylinder 12, and when the second level is erected, the stress point is positioned at one end of the erecting rocker arm rotatably connected with the substrate 2, so that the arrangement is favorable for avoiding side turning.
Specifically, when the erecting rocker arm is installed, the erecting cylinder connecting piece 113 is arranged on one side, close to the erecting frame 3, of the supporting seat 111, so that the space is saved, and the width size of the whole erecting system is reduced.
Further, a leveling support 6 is arranged below the supporting seat 111.
Specifically, as an embodiment, the leveling support 6 is a mechanical manual screw elevator, and is used for providing vertical support for the erecting rocker arm when the first erecting cylinder 12 is erected.
The beneficial effect that this application realized is as follows:
the two-stage erecting is adopted in the erecting rocker arm, so that the bearing capacity of the oil cylinder is reduced, the stress condition of the oil cylinder is improved, and side turning is prevented.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, the scope of protection of the present application is intended to be interpreted to include the preferred embodiments and all variations and modifications that fall within the scope of the present application. It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. The vertical rocker arm is characterized by comprising a vertical rocker arm body, a first vertical cylinder and a second vertical cylinder;
the vertical rocker arm body comprises a supporting seat, one end of the supporting seat is rotatably connected with the base, the other end of the supporting seat is rotatably connected with a first vertical cylinder, and the first vertical cylinder is used for lifting a vertical frame;
one end of the second erecting cylinder is rotatably connected with the erecting rocker arm body, and the other end of the second erecting cylinder is rotatably connected with the base; the second erecting cylinder is used for enabling the erecting rocker arm body to rotate around the base.
2. The erecting rocker arm of claim 1 wherein said erecting rocker arm body further comprises at least one set of trusses disposed on said support base.
3. The erecting rocker arm of claim 2 wherein each set of trusses are parallel to each other and are evenly spaced apart on the support base.
4. The erecting rocker arm of claim 3 wherein said truss is a trapezoidal truss.
5. The vertical lifting rocker arm as claimed in claim 4, wherein the trapezoidal truss comprises an upper chord, a long waist bar, a lower chord and a short waist bar which are connected in sequence, wherein the length of the long waist bar is greater than that of the short waist bar, the upper chord is parallel to the lower chord, and the lower chord is connected with the supporting seat.
6. The vertical rocking arm according to claim 5, wherein the support base is provided at an end of the lower part of the lower chord close to the long lumbar rod.
7. The lift rocker arm of claim 6 wherein the lift rocker arm body further comprises a lift cylinder connector; the vertical cylinder connecting piece comprises; the connecting plate and the vertical cylinder support lug; the connecting plate is arranged on one side of the supporting seat; the vertical cylinder support lug is arranged on the connecting plate and is used for being rotatably connected with the first vertical cylinder.
8. The erecting rocker arm of claim 2 wherein at least one cross brace is disposed between each set of trusses.
9. The erecting rocker arm of claim 8 wherein at least one brace is disposed between each set of trusses.
10. The erecting rocker arm of claim 1 or 9 wherein a leveling support is provided below the support base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010113030.9A CN111256533B (en) | 2020-02-24 | 2020-02-24 | Vertical rocker arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010113030.9A CN111256533B (en) | 2020-02-24 | 2020-02-24 | Vertical rocker arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111256533A true CN111256533A (en) | 2020-06-09 |
| CN111256533B CN111256533B (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010113030.9A Active CN111256533B (en) | 2020-02-24 | 2020-02-24 | Vertical rocker arm |
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| Country | Link |
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| CN (1) | CN111256533B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268172A (en) * | 2020-03-05 | 2020-06-12 | 北京中科宇航技术有限公司 | Launching pad with erecting support and rocket erecting launching device |
| CN111301714A (en) * | 2020-03-05 | 2020-06-19 | 北京中科宇航技术有限公司 | Rocket erecting system |
| CN112066799A (en) * | 2020-09-21 | 2020-12-11 | 北京中科宇航技术有限公司 | Rocket erecting system |
| CN112441519A (en) * | 2020-10-19 | 2021-03-05 | 中国人民解放军海军工程大学 | Erecting device for box girder with large length-diameter ratio and control method |
| CN114777569A (en) * | 2022-05-16 | 2022-07-22 | 北京中科宇航技术有限公司 | Rocket erecting frame traction butt joint device |
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| US20170284768A1 (en) * | 2010-02-11 | 2017-10-05 | Howard M. Chin | Carriage for rocket launch system |
| CN108946603A (en) * | 2018-08-24 | 2018-12-07 | 北京航天发射技术研究所 | A kind of large erecting oil cylinder quickly plays vertical transfer changing device |
| CN109764749A (en) * | 2018-12-07 | 2019-05-17 | 湖北航天飞行器研究所 | Rocket weapon or transmitter emission system and method |
| CN110375581A (en) * | 2019-06-13 | 2019-10-25 | 蓝箭航天空间科技股份有限公司 | Method for launching rocket |
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2020
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170284768A1 (en) * | 2010-02-11 | 2017-10-05 | Howard M. Chin | Carriage for rocket launch system |
| CN108946603A (en) * | 2018-08-24 | 2018-12-07 | 北京航天发射技术研究所 | A kind of large erecting oil cylinder quickly plays vertical transfer changing device |
| CN109764749A (en) * | 2018-12-07 | 2019-05-17 | 湖北航天飞行器研究所 | Rocket weapon or transmitter emission system and method |
| CN110375581A (en) * | 2019-06-13 | 2019-10-25 | 蓝箭航天空间科技股份有限公司 | Method for launching rocket |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268172A (en) * | 2020-03-05 | 2020-06-12 | 北京中科宇航技术有限公司 | Launching pad with erecting support and rocket erecting launching device |
| CN111301714A (en) * | 2020-03-05 | 2020-06-19 | 北京中科宇航技术有限公司 | Rocket erecting system |
| CN111301714B (en) * | 2020-03-05 | 2021-05-07 | 北京中科宇航技术有限公司 | Rocket erecting system |
| CN111268172B (en) * | 2020-03-05 | 2021-11-02 | 北京中科宇航技术有限公司 | Launching pad with erecting support and rocket erecting launching device |
| CN112066799A (en) * | 2020-09-21 | 2020-12-11 | 北京中科宇航技术有限公司 | Rocket erecting system |
| CN112441519A (en) * | 2020-10-19 | 2021-03-05 | 中国人民解放军海军工程大学 | Erecting device for box girder with large length-diameter ratio and control method |
| CN114777569A (en) * | 2022-05-16 | 2022-07-22 | 北京中科宇航技术有限公司 | Rocket erecting frame traction butt joint device |
| CN114777569B (en) * | 2022-05-16 | 2023-07-18 | 北京中科宇航技术有限公司 | Rocket erection frame traction butt joint device |
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| Publication number | Publication date |
|---|---|
| CN111256533B (en) | 2022-02-01 |
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