CN210592346U - Universal oil cylinder hinged support structure for boarding ladder - Google Patents
Universal oil cylinder hinged support structure for boarding ladder Download PDFInfo
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- CN210592346U CN210592346U CN201921401975.XU CN201921401975U CN210592346U CN 210592346 U CN210592346 U CN 210592346U CN 201921401975 U CN201921401975 U CN 201921401975U CN 210592346 U CN210592346 U CN 210592346U
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- oil cylinder
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- boarding ladder
- rotating shaft
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Abstract
The utility model discloses a general oil cylinder free bearing structure of boarding ladder, which comprises an oil cylinder, a mounting frame and a boarding ladder body, wherein the oil cylinder is fixedly sleeved with a rotating shaft through a hydraulic rod, the surface of the rotating shaft and two sides of the oil cylinder are rotatably connected with the mounting frame through holes, a mounting groove is arranged in the mounting frame and one side of the through hole, two sides of the mounting groove, which are far away from one end of the rotating shaft, are respectively provided with a chute, one end of the chute is slidably inserted with a fixed rod, and one end of the mounting groove, which is far away from the chute, is movably inserted with a pressing plate, the utility model effectively solves the problems that the existing general oil cylinder free bearing structure of boarding ladder has long mutual friction between the rotating shaft and the mounting frame in the using process, the rotating shaft is used for a long time, the loss of the rotating shaft is large, and influence the normal use of the boarding ladder.
Description
Technical Field
The utility model relates to a boarding ladder technical field specifically is a general hydro-cylinder free bearing structure of boarding ladder.
Background
The boarding ladder adopts a tower structure, mainly comprises a triangular ladder, a hanging ladder, a tower, a hanging bracket, a rotary platform and other structures, a front ladder positioning, a main ladder pitching, a rotating and lifting safety hook, the hanging ladder adopts a pitching type and is provided with a variable stepping mechanism, the whole hanging ladder and the platform rotate to adapt to various use conditions, the ship drifting is adapted, the height of the hanging ladder is improved, and the boarding ladder needs to be connected with an oil cylinder through a hinged support.
However, there are some disadvantages in the conventional using process, such as:
1. the universal hydro-cylinder free bearing structure of current boarding ladder is at the in-process that uses, and the pivot can take place the looks mutual friction between long time and the mounting bracket, uses for a long time, and the loss of pivot is great for pivot and mounting bracket are impaired, have reduced the life of pivot and mounting bracket, and influence the normal use of boarding ladder.
2. When the oil cylinder hinged support structure universal for the existing boarding ladder is fixedly installed with the boarding ladder, the support is generally fixedly connected through bolts, but the oil cylinder hinged support and the boarding ladder can deviate from each other in the fixing process, so that the problem of untight fixation between the oil cylinder hinged support and the boarding ladder can be caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a general hydro-cylinder free bearing structure of boarding ladder to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the ship-climbing ladder comprises an oil cylinder, a mounting frame and a ship-climbing ladder body, wherein the oil cylinder is fixedly connected with a rotating shaft through a hydraulic rod, the surface of the rotating shaft and the two sides of the oil cylinder are rotatably connected with the mounting frame through holes, a mounting groove is formed in the mounting frame and positioned at one side of the through holes, sliding grooves are formed in the two sides of one end, away from the rotating shaft, of the mounting groove, a fixed rod is inserted in one end of the sliding groove in a sliding manner, a pressing plate is movably inserted in one end, away from the sliding groove, of the mounting groove, the fixed rod is fixedly welded with the pressing plate, rollers are rotatably connected with the two sides of one end, away from the fixed rod, of the pressing plate, the springs are fixedly welded in the inner part of the sliding groove and positioned between the fixed rod and the side wall of the sliding groove, the top of fixed plate and the fixed welding of boarding ladder body, the equal screw thread in both sides that the top surface of fixed plate and lie in the boarding ladder body is pegged graft and is had the lead screw, the bottom of lead screw runs through fixed plate and mounting panel in proper order and extends to the outside of mounting panel, the surface threaded connection that the lead screw extends to the outside one end of mounting panel has the stationary blade.
Wherein, the surface of the screw rod is positioned between the fixing sheet and the mounting plate and is in threaded connection with a cushion pad, and the cushion pad is made of rubber.
The cross section of the inserting plate is of an L-shaped structure, and slots matched with the inserting plate are formed in the two sides of the fixing plate.
The mounting groove is of an arc-shaped structure, and the pressing plates are uniformly distributed in the mounting groove in an annular array at equal intervals.
The specification of the pressing plate is matched with that of the mounting groove, and one side of the pressing plate and the opening of the mounting groove are located on the same horizontal line.
The fixing rod is of a T-shaped structure and is connected with the side wall of the sliding groove in a sliding mode.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the cooperation of mounting bracket, pivot, mounting groove, pressing plate, roller, dead lever, spout and spring, can realize making pivot and mounting bracket pivoted more smooth to play the effect of buffering in the use, make pivot and mounting bracket be difficult for receiving the damage, increased the life of pivot and mounting bracket.
2. Through the cooperation of fixed plate, mounting panel, picture peg, lead screw, picture peg and slot, can realize prescribing a limit to the position of fixed plate and mounting panel each other, avoid utilizing the problem that the lead screw takes place the skew when fixed for it is inseparable to fix between free bearing and the boarding ladder.
Drawings
Fig. 1 is a cross-sectional view of the whole of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is an enlarged structural view of the point A in FIG. 1 according to the present invention;
fig. 4 is an enlarged structural view of the point B in fig. 1 according to the present invention.
In the figure: 1-oil cylinder; 2-a rotating shaft; 3-mounting a frame; 4-mounting a plate; 5-inserting a plate; 6, fixing a plate; 7-boarding ladder body; 8-slot; 9-a spring; 10-mounting grooves; 11-a roller; 12-pressing plate; 13-a fixation rod; 14-a chute; 15-a buffer pad; 16-a fixing sheet; and 17-a screw rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the ship-climbing ladder comprises an oil cylinder 1, a mounting frame 3 and a ship-climbing ladder body 7, wherein the oil cylinder 1 is fixedly sleeved with a rotating shaft 2 through a hydraulic rod, the surface of the rotating shaft 2 and two sides of the oil cylinder 1 are rotatably connected with the mounting frame 3 through holes, a mounting groove 10 is formed in the mounting frame 3 and one side of the through holes, sliding grooves 14 are formed in two sides of one end, away from the rotating shaft 2, of the mounting groove 10, a fixed rod 13 is inserted into one end of the sliding groove 14 in a sliding manner, a pressing plate 12 is movably inserted into one end, away from the sliding groove 14, of the mounting groove 10, one end, away from the sliding groove 14, of the fixed rod 13 is fixedly welded with the pressing plate 12, rollers 11 are rotatably connected to two sides of one end, away from the fixed rod 13, of the pressing plate 12, springs 9 are fixedly welded, the equal fixed welding in top both sides edge of mounting panel 4 has picture peg 5, sliding connection has fixed plate 6 between the top of mounting panel 4 and being located picture peg 5, the top of fixed plate 6 and the fixed welding of the ladder body 7 of ascending a ship, the top surface of fixed plate 6 is located the equal screw thread in both sides of the ladder body 7 of ascending a ship and is pegged graft and have lead screw 17, the bottom of lead screw 17 runs through fixed plate 6 and mounting panel 4 in proper order and extends to the outside of mounting panel 4, the surperficial threaded connection that lead screw 17 extends to the outside one end of mounting panel 4 has stationary blade 16.
The surface of the screw rod 17 is in threaded connection with a cushion pad 15 between the fixing sheet 16 and the mounting plate 4, the cushion pad 15 is made of rubber, friction between the fixing sheet 16 and the mounting plate 4 is avoided, and the service life of the fixing sheet 16 is prolonged.
The cross section of the inserting plate 5 is of an L-shaped structure, the two sides of the fixing plate 6 are provided with inserting grooves 8 matched with the inserting plate 5, the fixing plate 6 and the mounting plate 4 are sleeved with the L-shaped inserting plate 5 in advance, and mutual deviation is avoided.
The mounting groove 10 is of an arc-shaped structure, and the pressing plates 12 are uniformly distributed in the mounting groove 10 in an annular array at equal intervals, so that the surface of the rotating shaft 2 is uniformly stressed.
The specification of the pressing plate 12 is matched with that of the mounting groove 10, and one side of the pressing plate 12 and the opening of the mounting groove 10 are located on the same horizontal line, so that friction between the pressing plate 12 and the rotating shaft 2 is avoided, and the service life of the pressing plate 12 is prolonged.
The fixing rod 13 is of a T-shaped structure, the fixing rod 13 is connected with the side wall of the sliding groove 14 in a sliding mode, deviation is avoided in the process that the fixing rod 13 extrudes the spring 9, and the spring 9 is stressed evenly.
The working principle is as follows: when the device is used, when the rotating shaft 2 rotates, the rotating shaft 2 can drive the roller 11 to move towards the same direction, meanwhile, when one side of the rotating shaft 2 is stressed, the pressing plate 12 downwards performs buffer motion through the spring 9, meanwhile, the spring 9 performs buffer motion in the sliding groove 14 through the fixed rod, so that the acting force of the rotating shaft 2 is reduced, the rotating shaft 2 and the mounting frame 3 can smoothly rotate, and the buffer effect is achieved in the using process, the rotating shaft 2 and the mounting frame 3 are not easy to be damaged, the service lives of the rotating shaft 2 and the mounting frame 3 are prolonged, when the fixed plate 6 and the mounting plate 4 are mounted, the inserting plates 5 on two sides of the mounting plate 4 are sleeved with the fixed plate 6 through the inserting grooves 8, then the screw rod 17 is screwed, the positions of the fixed plate 6 and the mounting plate 4 can be mutually limited, and the problem of deviation when the screw rod, so that the hinged support and the boarding ladder are fixed tightly.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a general hydro-cylinder free bearing structure of boarding ladder, includes hydro-cylinder (1), mounting bracket (3) and boarding ladder body (7), its characterized in that: the oil cylinder (1) is fixedly sleeved with a rotating shaft (2) through a hydraulic rod, the surface of the rotating shaft (2) and the two sides of the oil cylinder (1) are rotatably connected with a mounting frame (3) through holes, a mounting groove (10) is formed in the mounting frame (3) and one side of the through hole, sliding grooves (14) are formed in the two sides of one end, away from the rotating shaft (2), of the mounting groove (10), a fixing rod (13) is inserted into one end of the sliding groove (14) in a sliding mode, a pressing plate (12) is movably inserted into one end, away from the sliding groove (14), of the mounting groove (10), one end, away from the sliding groove (14), of the fixing rod (13) is fixedly welded with the pressing plate (12), rollers (11) are rotatably connected to the two sides of one end, away from the fixing rod (13), of the pressing plate (12), and springs (9) are fixedly welded between the fixing rod (13, the top fixed welding of mounting bracket (3) has mounting panel (4), the equal fixed welding in top both sides edge of mounting panel (4) has picture peg (5), sliding connection has fixed plate (6) between the top of mounting panel (4) and being located picture peg (5), the top of fixed plate (6) and the fixed welding of boarding ladder body (7), the top surface of fixed plate (6) and the equal screw thread in both sides that is located boarding ladder body (7) are pegged graft and are had lead screw (17), the bottom of lead screw (17) runs through fixed plate (6) and mounting panel (4) in proper order and extends to the outside of mounting panel (4), the surperficial threaded connection that lead screw (17) extend to the outside one end of mounting panel (4) has stationary blade (16).
2. The universal oil cylinder free bearing structure of the boarding ladder according to claim 1, characterized in that: the surface of the screw rod (17) is positioned between the fixing piece (16) and the mounting plate (4) and is in threaded connection with a cushion pad (15), and the cushion pad (15) is made of rubber.
3. The universal oil cylinder free bearing structure of the boarding ladder according to claim 1, characterized in that: the section of the inserting plate (5) is of an L-shaped structure, and slots (8) matched with the inserting plate (5) are formed in the two sides of the fixing plate (6).
4. The universal oil cylinder free bearing structure of the boarding ladder according to claim 1, characterized in that: the mounting groove (10) is of an arc-shaped structure, and the pressing plates (12) are uniformly distributed in the mounting groove (10) in an annular array at equal intervals.
5. The universal oil cylinder free bearing structure of the boarding ladder according to claim 1, characterized in that: the specification of the pressing plate (12) is matched with that of the installation groove (10), and one side of the pressing plate (12) and the opening of the installation groove (10) are located on the same horizontal line.
6. The universal oil cylinder free bearing structure of the boarding ladder according to claim 1, characterized in that: the fixing rod (13) is of a T-shaped structure, and the fixing rod (13) is connected with the side wall of the sliding groove (14) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921401975.XU CN210592346U (en) | 2019-08-27 | 2019-08-27 | Universal oil cylinder hinged support structure for boarding ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921401975.XU CN210592346U (en) | 2019-08-27 | 2019-08-27 | Universal oil cylinder hinged support structure for boarding ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210592346U true CN210592346U (en) | 2020-05-22 |
Family
ID=70716341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921401975.XU Active CN210592346U (en) | 2019-08-27 | 2019-08-27 | Universal oil cylinder hinged support structure for boarding ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210592346U (en) |
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2019
- 2019-08-27 CN CN201921401975.XU patent/CN210592346U/en active Active
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