CN219862334U - Supporting mechanism of full-hydraulic movable trestle - Google Patents

Abstract

The utility model relates to a supporting mechanism of a full-hydraulic movable trestle, which comprises a trestle body, wherein the lower end part of the trestle body is fixedly connected with a fixing seat, the inner side of the fixing seat is fixedly connected with a hydraulic cylinder, the lower end part of the hydraulic cylinder is fixedly connected with a supporting seat, a storage assembly is arranged on the supporting seat and comprises an operation cavity arranged on the inner side of the supporting seat, the inner side wall of the operation cavity is movably connected with a rotating shaft, and the bottom wall of the inner cavity of the operation cavity is movably connected with a sleeve. This supporting mechanism of landing stage is removed to full hydraulic pressure through having set up the subassembly of accomodating, through pulling locking post, makes its locking post separate with the locking groove, and twist grip drives the pivot and rotates, under the cooperation of gear, the sleeve rotates in step to threaded connection's threaded rod upwards moves, drives the mounting panel in step, makes its mounting panel drive the pulley and accomodates, makes the pulley accomodate the inboard at the standing groove, thereby makes the supporting effect of its landing stage body strengthen.

Description

Supporting mechanism of full-hydraulic movable trestle

Technical Field

The utility model relates to the technical field of movable trestle, in particular to a supporting mechanism of a full-hydraulic movable trestle.

Background

The trestle is mainly used for loading and unloading cargoes, boarding and alighting passengers, temporary bridge structures special for construction site traffic, mechanical arrangement and overhead operation, temporary bridge facilities built for transporting materials, equipment and personnel in civil engineering are divided into wood trestle and steel trestle according to the adopted materials, and trestle in railway ferry is bridge building for rolling stock to drive on and off ferry.

But current removal landing stage is in order to be convenient for remove most all installs the gyro wheel in the bottom, owing to do not possess the function that the gyro wheel was accomodate, leads to removing the landing stage and support effect relatively poor when using, takes place the skew easily and topples over even, and factor of safety is lower.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a supporting mechanism of a full-hydraulic movable trestle, which has the advantages of convenient storage of pulleys, enhancement of the stability of the trestle and the like, and solves the problems that the conventional movable trestle is provided with rollers at the bottom for convenient movement, and the conventional movable trestle is poor in supporting effect, easy to deviate or even topple and low in safety coefficient when in use due to the fact that the conventional movable trestle does not have the function of storing the rollers.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a supporting mechanism of full hydraulic pressure removal landing stage, includes the landing stage body, the lower tip fixedly connected with fixing base of landing stage body, the inboard fixedly connected with pneumatic cylinder of fixing base, the lower tip fixedly connected with supporting seat of pneumatic cylinder, be provided with on the supporting seat and accomodate the subassembly, accomodate the subassembly including seting up in the inboard operation chamber of supporting seat, the inside wall swing joint of operation chamber has the pivot, the diapire swing joint of operation chamber inner chamber has the sleeve, telescopic inboard threaded connection has the threaded rod, the equal fixedly connected with gear in telescopic outside and the outside of pivot, the pulley is installed to the lower extreme of threaded rod, another fixedly connected with handle of pivot.

Further, the lower end of the supporting seat is provided with a placing groove, the side wall of the supporting seat is provided with a rotating hole and locking grooves, and the number of the locking grooves is a plurality of.

Further, the number of the sleeves is two, the sleeves are symmetrically distributed, and the sleeves are movably connected with the side wall of the supporting seat through bearings.

Further, the number of the gears is four, the gears are all helical gears, and the gears are meshed with each other.

Further, the upper end of the pulley is fixedly connected with a mounting plate, and the mounting plate is fixedly connected with the threaded rod.

Further, the surface of handle has seted up the perforation, the inboard swing joint of perforation has the locking post, fixedly connected with spring between locking post and the handle.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

this supporting mechanism of landing stage is removed to full hydraulic pressure through having set up the subassembly of accomodating, through pulling locking post, makes its locking post separate with the locking groove, and twist grip drives the pivot and rotates, under the cooperation of gear, the sleeve rotates in step to threaded connection's threaded rod upwards moves, drives the mounting panel in step, makes its mounting panel drive the pulley and accomodates, makes its pulley accomodate the inboard at the standing groove, thereby makes the supporting effect of its landing stage body strengthen.

Drawings

FIG. 1 is a schematic diagram of the front view of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a structural support of the present utility model;

fig. 3 is an enlarged schematic view of fig. 2 at a.

In the figure: 1. trestle body; 2. a fixing seat; 3. a hydraulic cylinder; 4. a support base; 401. a placement groove; 402. a locking groove; 5. a receiving assembly; 51. an operating chamber; 52. a rotating shaft; 53. a sleeve; 531. a bearing; 54. a threaded rod; 55. a gear; 56. a pulley; 561. a mounting plate; 57. a handle; 571. perforating; 572. locking the column; 573. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a support mechanism for a full hydraulic movable trestle in this embodiment includes a trestle body 1, a fixed seat 2 is fixedly connected to a lower end portion of the trestle body 1, hydraulic cylinders 3 are fixedly connected to an inner side of the fixed seat 2, the number of the hydraulic cylinders 3 is two and symmetrically distributed, a support seat 4 is fixedly connected to a lower end portion of the hydraulic cylinders 3, the hydraulic cylinders 3 can adjust the height of the support seat 4, a placing groove 401 is formed in a lower end portion of the support seat 4, a limiting seat is fixedly connected to an inner side wall of the placing groove 401, a rotating hole and locking grooves 402 are formed in a side wall of the support seat 4, the number of the locking grooves 402 is a plurality, the locking grooves 402 are distributed in a circular ring shape with the rotating hole as a circle center, and a storage assembly 5 is arranged on the support seat 4.

In this embodiment, the housing assembly 5 includes an operation cavity 51 disposed inside the support seat 4, the inner side wall of the operation cavity 51 is movably connected with a rotating shaft 52, the rotating shaft 52 is disposed inside a rotating hole, the bottom wall of the inner cavity of the operation cavity 51 is movably connected with a sleeve 53, the number of the sleeves 53 is two and symmetrically distributed, the sleeve 53 is movably connected with the side wall of the support seat 4 through a bearing 531, one end of the sleeve 53 is disposed inside a placing groove 401, the inner side of the sleeve 53 is in threaded connection with a threaded rod 54, the outer side of the sleeve 53 and the outer side of the rotating shaft 52 are both fixedly connected with gears 55, the number of the gears 55 is four, and are helical gears, the gears 55 are meshed with each other, a pulley 56 is mounted at the lower end of the threaded rod 54, an upper end of the pulley 56 is fixedly connected with a mounting plate 561, the mounting plate 561 is fixedly connected with the threaded rod 54, the limiting seat can limit the position of the mounting plate 561, the placing plate 54 is separated from the sleeve 53, the other fixedly connected with a handle 57 of the rotating shaft 52, the surface of the handle 57 is provided with a perforated 571, the inner side of the perforated 571 is movably connected with a locking column, the locking column 573 is fixedly connected between the locking column 572 and the handle 57, and the locking column 573 is matched with the specification of the locking column 402.

In the above-described storage unit 5, the pulley 56 is stored by the engagement between the operation chamber 51 and the handle 57, so that the supporting effect of the supporting base 4 is enhanced.

The working principle of the embodiment is as follows:

through pulling locking post 572, make its locking post 572 separate with locking groove 402, rotate handle 57, handle 57 drive pivot 52 and rotate, under the cooperation of gear 55, sleeve 53 rotates in step to threaded connection's threaded rod 54 upwards moves, drives mounting panel 561 in step, makes its mounting panel 561 drive pulley 56 accomodate, makes its pulley 56 accomodate in the inboard of standing groove 401, thereby makes the supporting effect of its landing stage body 1 strengthen.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a supporting mechanism of full hydraulic pressure removal landing stage, includes landing stage body (1), its characterized in that: the hydraulic lifting device is characterized in that a fixed seat (2) is fixedly connected to the lower end part of the trestle body (1), a hydraulic cylinder (3) is fixedly connected to the inner side of the fixed seat (2), a supporting seat (4) is fixedly connected to the lower end part of the hydraulic cylinder (3), and a storage assembly (5) is arranged on the supporting seat (4);

the storage assembly (5) comprises an operation cavity (51) formed in the inner side of the supporting seat (4), a rotating shaft (52) is movably connected to the inner side wall of the operation cavity (51), a sleeve (53) is movably connected to the bottom wall of the inner cavity of the operation cavity (51), a threaded rod (54) is connected to the inner side of the sleeve (53) in a threaded mode, gears (55) are fixedly connected to the outer side of the sleeve (53) and the outer side of the rotating shaft (52), a pulley (56) is arranged at the lower end of the threaded rod (54), and a handle (57) is fixedly connected to the other end of the rotating shaft (52).

2. The support mechanism for a fully hydraulic mobile trestle according to claim 1, characterized in that: the lower end of the supporting seat (4) is provided with a placing groove (401), the side wall of the supporting seat (4) is provided with a rotating hole and locking grooves (402), and the number of the locking grooves (402) is a plurality.

3. The support mechanism for a fully hydraulic mobile trestle according to claim 1, characterized in that: the number of the sleeves (53) is two, the sleeves are symmetrically distributed, and the sleeves (53) are movably connected with the side wall of the supporting seat (4) through bearings (531).

4. The support mechanism for a fully hydraulic mobile trestle according to claim 1, characterized in that: the number of the gears (55) is four, the gears are all helical gears, and the gears (55) are meshed with each other.

5. The support mechanism for a fully hydraulic mobile trestle according to claim 1, characterized in that: the upper end part of the pulley (56) is fixedly connected with a mounting plate (561), and the mounting plate (561) is fixedly connected with the threaded rod (54).

6. The support mechanism for a fully hydraulic mobile trestle according to claim 1, characterized in that: the surface of the handle (57) is provided with a through hole (571), the inner side of the through hole (571) is movably connected with a locking column (572), and a spring (573) is fixedly connected between the locking column (572) and the handle (57).