CN110497855B - Self-limiting working pedal mechanism applied to mobile platform - Google Patents
Self-limiting working pedal mechanism applied to mobile platform Download PDFInfo
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- CN110497855B CN110497855B CN201910696019.7A CN201910696019A CN110497855B CN 110497855 B CN110497855 B CN 110497855B CN 201910696019 A CN201910696019 A CN 201910696019A CN 110497855 B CN110497855 B CN 110497855B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R3/00—Arrangements of steps or ladders facilitating access to or on the vehicle, e.g. running-boards
- B60R3/007—Removable steps or ladders, e.g. foldable
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Abstract
The invention provides a self-limiting working pedal mechanism applied to a mobile platform, which is arranged on the periphery of the mobile platform and comprises a pedal, wherein a plurality of rotary supporting components are arranged on the pedal at intervals along the length direction of the pedal, one end of each rotary supporting component is fixedly arranged on the mobile platform, the other end of each rotary supporting component is fixedly arranged on the pedal, and one end of each rotary supporting component can rotate relative to the other end of each rotary supporting component; the pair of locking pins are arranged at the two ends of the pedal and used for rapidly positioning in a folded state, and the locking pins are arranged on the pedal and are matched with the side vertical beams for positioning. The invention has the advantages of more simplicity and reliability; meanwhile, the problems of arrangement of the additional mechanism and space occupation are solved, the operation is simpler and more convenient, and the state switching is quicker.
Description
Technical Field
The invention relates to the technical field of working pedals, in particular to a self-limiting working pedal mechanism applied to a mobile platform.
Background
Moving platforms such as missile launching vehicle and transportation loading vehicle, and the working pedal is the indispensable mechanism on the moving platform, for example chinese patent CN107650803A, discloses a turn-up formula takes railing working pedal, and it includes footboard, railing subassembly, bracing piece connecting pin, installation hinge, and the footboard links to each other with the railing subassembly, and the bracing piece subassembly passes through the bracing piece connecting pin to be installed on the footboard, and the installation hinge links to each other with the footboard, wherein: the footboard, it includes frame, antiskid ribbed tile, railing lockpin, marching round pin, and antiskid ribbed tile, railing lockpin, marching round pin all link to each other with the frame, and this mechanism sets up in moving platform's periphery, makes things convenient for personnel to stand and operates the functional module on the platform. The working pedal mechanism is in a vertical folding state when the platform moves, meets the size requirement, is converted into a horizontal unfolding state during working, ensures stable structure and ensures reliable bearing.
At present, the limit and the bearing of the working pedal mechanism are usually ensured by adopting an additional mechanism, such as: a mechanism with multiple bearing shafts extending from the interior of one side of a mobile platform in an overhanging mode is characterized in that when the mechanism is in an unfolded state, a working pedal mechanism is placed flat, the bearing shafts are in contact with pedals to play a bearing role, when the mechanism is in a folded state, the pedals are erected, and the overhanging shafts are collected into the mobile platform. The working pedal mechanism needs to be provided with the suspension shaft, the installation space requirement is large, and the operation process takes long time.
And the other type adopts a telescopic rod mechanism, the bottom end of the telescopic rod is fixed on the moving platform, the upper end of the telescopic rod is connected with a pedal, and the working pedal mechanism is unfolded or folded through the expansion and contraction of the rod. The structure of the working pedal mechanism is complex, and a groove lattice for collecting and installing the telescopic rod is required to be designed, so that the working pedal mechanism is constrained by space, the diameter size of the telescopic rod is not large, the bearing capacity is limited, a certain time is required for the switching process, and the application is limited to a certain extent. Generally speaking, the design of the existing working pedal mechanism is unreasonable, the operation and use are complicated, the state conversion time is long, the unreliable factors are more, and the rapid and smooth switching between the folding state and the unfolding state of the pedal cannot be ensured.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a self-limiting working pedal mechanism applied to a mobile platform.
The invention provides a self-limiting working pedal mechanism applied to a mobile platform, which is arranged on the periphery of the mobile platform
The pedal is provided with a plurality of rotating support assemblies at intervals along the length direction, one end of each rotating support assembly is fixedly arranged on the movable platform, the other end of each rotating support assembly is fixedly arranged on the pedal, and one end of each rotating support assembly can rotate relative to the other end of each rotating support assembly;
a pair of side vertical beams arranged at two ends of the pedal;
the pair of locking pins are arranged at the two ends of the pedal and used for rapidly positioning in a folded state, and the locking pins are arranged on the pedal and are matched with the side vertical beams for positioning.
In a preferred embodiment of the invention, the footplate comprises a frame and a cleat disposed on the frame.
In a preferred embodiment of the invention, the antiskid plate is provided with antiskid salient points and drainage holes.
In a preferred embodiment of the present invention, the rotation support assembly includes a rotation support and a fixed support, the rotation support is fixedly mounted on the pedal, an extension beam is disposed on one side of the fixed support, a support front fixing plate is disposed at a lower end of the fixed support, a support rear fixing plate corresponding to the support front fixing plate is disposed at a rear end of the extension beam, the support front fixing plate and the support rear fixing plate are both fixedly mounted on the mobile platform through bolts, and a lower end of the rotation support is hinged to the fixed support through a connecting pin.
In a preferred embodiment of the present invention, the locking pin includes a sleeve and a handle, the sleeve is fixedly mounted on the pedal, a bolt capable of sliding along an axial direction of the sleeve is disposed inside the sleeve, the bolt includes a bolt rod and a bolt head disposed at a head of the bolt rod, and the side vertical beam is provided with a positioning hole corresponding to the bolt head;
a pressure spring is sleeved on the bolt rod, one end of the pressure spring is arranged on the bolt head, the other end of the pressure spring is arranged on the bottom of the sleeve, an ear seat is arranged at the tail of the sleeve, the handle is hinged on the ear seat through a pin shaft, and a cover plate is arranged at the tail of the ear seat;
notches are respectively formed in the left side and the right side of the tail portion of the plug pin rod, bulges corresponding to the notches are respectively arranged on the left side and the right side of the front end of the handle, and the bulges are arranged in the notches and can drive the plug pin to slide back and forth in the sleeve.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention has a simplified structure, does not comprise structures such as a telescopic rod and a suspension shaft, and is simpler and more reliable; meanwhile, the problems of arrangement of the additional mechanism and space occupation are avoided;
2. because the invention adopts a self-limiting mode, structures such as a limiting pin and the like are not used, the operation is simpler and more convenient, and the state switching is quicker;
3. the invention adopts a surface-to-surface contact mode, and the working pedal mechanism has stronger bearing capacity and is more reliable.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a bottom view of the present invention in an unfolded state.
Fig. 3 is a schematic structural view of the rotary support assembly of the present invention in a collapsed state.
Fig. 4 is a schematic structural view of the rotary support assembly of the present invention in an unfolded state.
Fig. 5 is a schematic structural view of the locking pin of the present invention.
Fig. 6 is a top view of fig. 5.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.
Referring to the attached drawings 1-2, a self-limiting working pedal mechanism applied to a mobile platform is shown, and the self-limiting working pedal mechanism is symmetrically arranged on the left side and the right side of the mobile platform and comprises a pedal 1, a pair of side vertical beams 4 and a pair of locking pins 3.
The pedal 1 comprises a frame 11 and an antiskid plate 12, the antiskid plate 12 is arranged on the frame 11, antiskid bumps and drain holes are arranged on the antiskid plate 12, the pedal can have antiskid and drainage functions by adopting the structure, and the practical performance of the self-limiting working pedal mechanism is effectively improved.
Be equipped with a plurality of rotation supporting component 2 along its length direction interval on footboard 1, the one end fixed mounting who rotates supporting component 2 is on moving platform, and other end fixed mounting is on footboard 1, and the one end that rotates supporting component 2 can rotate the other end relatively, rotates supporting component 2 in this embodiment for three, arranges in proper order in the preceding, well, back position department of moving platform one side.
Referring to fig. 3-4, the rotation support assembly 2 includes a rotation support 21 and a fixed support 23, the rotation support 21 is fixedly mounted on the pedal 1 through a connecting bolt 24, an extension beam 26 is disposed on one side of the fixed support 23, a support front fixing plate 25 is disposed at a lower end of the fixed support 23, a support rear fixing plate 27 corresponding to the support front fixing plate 25 is disposed at a rear end of the extension beam 26, and the fixed support 23, the extension beam 26, the support front fixing plate 25 and the support rear fixing plate 27 are integrally manufactured.
The front support fixing plate 25 and the rear support fixing plate 27 are both fixedly mounted on the mobile platform through bolts, and the lower end of the rotating support 21 is hinged with the fixed support 23 through the connecting pin 22.
A pair of vertical beams 4 are arranged at two ends of the pedal 1, the vertical beams 4 are L-shaped integrally, a pair of locking pins 3 are arranged at two ends of the frame 11 and used for being quickly positioned in a furled state, and the locking pins 3 are arranged on the pedal 1 and are matched with the vertical beams 4 for positioning.
Referring to fig. 5 to 6, the locking pin 3 includes a sleeve 32 and a handle 36, the sleeve 32 is fixedly mounted on the frame 11, a bolt 31 capable of sliding along an axial direction of the sleeve 32 is provided inside the sleeve 32, the bolt 31 includes a bolt rod 3101 and a bolt head 3102 provided at a head of the bolt rod 3101, and a positioning hole corresponding to the bolt head 3102 is provided on the side sill 4.
The bolt rod 3101 is sleeved with a pressure spring 33, one end of the pressure spring 33 is arranged on a bolt head 3102, the other end of the pressure spring 33 is arranged on the bottom of the sleeve 32, an ear seat 34 is arranged at the tail of the sleeve 32, a handle 36 is hinged on the ear seat 34 through a pin shaft 37, a bayonet 38 is clamped at one end of the pin shaft 37 to prevent the pin shaft 37 from sliding out, a cover plate 35 is arranged at the tail of the ear seat 34, and the sleeve 32, the ear seat 34 and the cover plate 35 are manufactured integrally.
The operating pedal mechanism rotates and there are two operating positions. One is a collapsed position (see fig. 3) and the other is an expanded position (see fig. 4).
The working pedal mechanism is changed from a folded state to an unfolded state, namely, is changed from a vertical state to a horizontal state. Firstly, the handle 36 of the locking pin 3 is pressed down to drive the bolt 31 to retract, the pressure spring 33 is compressed, the bolt head 3102 of the bolt 31 of the locking pin 3 is separated from the positioning hole of the side vertical beam 4, thrust is applied on the pedal 1, the pedal 1 is separated from the vertical position, and is influenced by gravity, rotates outwards relative to the moving platform around the connecting pin 22 in the rotating support assembly 2 until the surface A of the fixed support 23 is contacted and supported with the surface B of the rotating support 21 to be in a horizontal state, so that the limiting and bearing of the load on the pedal are realized.
The working pedal mechanism is changed from an unfolded state to a folded state, namely, from a horizontal state to a vertical state. Firstly, thrust is applied, the pedal 1 rotates around the connecting pin 22 in the rotating support assembly 2 and rotates inwards relative to the moving platform until the working pedal mechanism 1 rotates to a vertical position, the handle 36 of the locking pin 3 is pressed down, the bolt 31 is firstly retracted, when the bolt head 3102 of the bolt 31 is aligned with the positioning hole of the side vertical beam 4, the handle 36 is released, the bolt 31 extends out under the action of the recovery deformation of the pressure spring 33, the locking pin 3 is matched with the positioning hole of the side vertical beam 4, the pedal 1 is fixed on the side vertical beam 3, and the folding state is adjusted.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (3)
1. A self-limiting working pedal mechanism applied to a mobile platform is arranged on the periphery of the mobile platform and is characterized by comprising
The pedal is provided with a plurality of rotating support assemblies at intervals along the length direction, one end of each rotating support assembly is fixedly arranged on the movable platform, the other end of each rotating support assembly is fixedly arranged on the pedal, and one end of each rotating support assembly can rotate relative to the other end of each rotating support assembly;
a pair of side vertical beams arranged at two ends of the pedal;
the pair of locking pins are arranged at the two ends of the pedal and used for quickly positioning in a folded state, and the locking pins are arranged on the pedal and matched with the side vertical beams for positioning;
the rotating support assembly comprises a rotating support and a fixed support, the rotating support is fixedly arranged on the pedal, an extension beam is arranged on one side of the fixed support, a support front fixing plate is arranged at the lower end of the fixed support, a support rear fixing plate corresponding to the support front fixing plate is arranged at the rear end of the extension beam, the support front fixing plate and the support rear fixing plate are both fixedly arranged on the moving platform through bolts, and the lower end of the rotating support is hinged with the fixed support through a connecting pin;
the locking pin comprises a sleeve and a handle, the sleeve is fixedly arranged on the pedal, a bolt capable of sliding along the axial direction of the sleeve is arranged in the sleeve, the bolt comprises a bolt rod and a bolt head arranged at the head of the bolt rod, and a positioning hole corresponding to the bolt head is arranged on the side vertical beam;
a pressure spring is sleeved on the bolt rod, one end of the pressure spring is arranged on the bolt head, the other end of the pressure spring is arranged on the bottom of the sleeve, an ear seat is arranged at the tail of the sleeve, the handle is hinged on the ear seat through a pin shaft, and a cover plate is arranged at the tail of the ear seat;
notches are respectively formed in the left side and the right side of the tail portion of the plug pin rod, bulges corresponding to the notches are respectively arranged on the left side and the right side of the front end of the handle, and the bulges are arranged in the notches and can drive the plug pin to slide back and forth in the sleeve.
2. The self-limiting operating pedal mechanism as claimed in claim 1, wherein the pedal includes a frame and a cleat disposed on the frame.
3. The self-limiting working pedal mechanism applied to the mobile platform as claimed in claim 2, wherein the anti-slip plate is provided with anti-slip bumps and drainage holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910696019.7A CN110497855B (en) | 2019-07-30 | 2019-07-30 | Self-limiting working pedal mechanism applied to mobile platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910696019.7A CN110497855B (en) | 2019-07-30 | 2019-07-30 | Self-limiting working pedal mechanism applied to mobile platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110497855A CN110497855A (en) | 2019-11-26 |
| CN110497855B true CN110497855B (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910696019.7A Active CN110497855B (en) | 2019-07-30 | 2019-07-30 | Self-limiting working pedal mechanism applied to mobile platform |
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| CN (1) | CN110497855B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0822659B2 (en) * | 1991-02-17 | 1996-03-06 | 株式会社備前製作所 | Truck bed steps |
| US5456479A (en) * | 1994-06-27 | 1995-10-10 | Conger; Ronald S. | Truck access step |
| BE1015928A3 (en) * | 2004-03-05 | 2005-11-08 | Henschel Engineering S A Nv Nv | Folding stepping stone. |
| CN202743143U (en) * | 2012-07-02 | 2013-02-20 | 金华阜康机电有限公司 | Foldable spring board |
| CN208868668U (en) * | 2018-08-23 | 2019-05-17 | 东方国际集装箱（锦州）有限公司 | Carborne platform |
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2019
- 2019-07-30 CN CN201910696019.7A patent/CN110497855B/en active Active
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| CN110497855A (en) | 2019-11-26 |
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