CN220618329U - Fork truck portal with adjustable gyro wheel - Google Patents

Abstract

The utility model relates to the technical field of forklift mast, and discloses a forklift mast with adjustable rollers, which solves the problem that the conventional forklift mast is inconvenient to adjust according to the use requirement and affects the service efficiency of the forklift mast.

Description

Fork truck portal with adjustable gyro wheel

Technical Field

The utility model belongs to the technical field of forklift mast, and particularly relates to a forklift mast with adjustable rollers.

Background

The forklift gantry is a main bearing structure of a forklift fetching device. The utility model provides a mechanism for promoting goods, also known as the portal, fork truck portal is generally by outer portal, inner portal, fork truck frame and pneumatic cylinder constitute, outer portal lower extreme articulates on the frame, the inner portal has the gyro wheel, inlay in outer portal, inner portal passes through gyro wheel and outer portal sliding connection, outer portal can be stretched out in part when inner portal rises, the gyro wheel is usually with inner portal fixed welding, long-time sliding use, make the gyro wheel take place to damage or take place the skew easily, need regularly dismantle maintenance or change, gyro wheel and inner portal fixed connection are inconvenient for dismantle, it is comparatively loaded down with trivial details. And such fork truck portal gyro wheel is inconvenient adjusts according to the user demand, influences fork truck portal's availability factor.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the forklift mast with the adjustable rollers, which effectively solves the problems that the rollers of the existing forklift mast are inconvenient to adjust according to the use requirement and the use efficiency of the forklift mast is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fork truck portal with adjustable gyro wheel, includes the outer portal, the inboard sliding connection of outer portal has the inner portal, inner portal one end is connected with the support frame, support frame one end both sides all are connected with the extension board, extension board one end both sides all are connected with the round bar, round bar one end is connected with the widening board, the equal symmetry rotation in inner portal one end both sides is connected with the pivot, the outside joint of pivot has the pulley, the draw-in groove has been seted up to the pulley inboard, pulley and outer portal sliding connection, the inside one side of pivot is connected with the dismantlement subassembly.

Preferably, the disassembly component comprises a push rod arranged on one side of the rotating shaft, one end of the push rod is connected with a pressing plate, the other end of the push rod penetrates through and extends to the position inside the rotating shaft to be connected with a conical plate, and one end of the conical plate is connected with a threaded rod.

Preferably, one end of the conical plate is rotationally connected with a first spring, one end of the first spring is connected with one side of the bottom end inside the rotating shaft, one side inside the rotating shaft is connected with a sleeve, one side of the sleeve is provided with a threaded hole, and the threaded rod is located inside the threaded hole.

Preferably, the outside both sides of pivot all are connected with branch, branch one end is connected with the joint piece, the joint piece is located joint inslot portion, the branch other end runs through and extends to the inside department of pivot and be connected with trapezoidal piece.

Preferably, both sides of the trapezoid block are connected with sliding plates, one end of each sliding plate is connected with a sliding rod in a penetrating mode, one end of each sliding rod is connected with one side of the inner wall of the rotating shaft, the other end of each sliding rod is connected with a limiting plate, a second spring is sleeved outside each sliding rod, one end of each second spring is connected with one side of each limiting plate, and the other end of each second spring is connected with one side of each sliding plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the arrangement of the dismounting assembly, the pressure plate drives the conical plate to rotate, the conical plate drives the threaded rod to rotate, so that the threaded rod is moved out of the threaded hole, the threaded rod is not fixedly connected with the sleeve, along with the movement of the conical plate, no pressure is applied to the trapezoidal block, at the moment, the clamping block is moved to the position inside the rotating shaft from the clamping groove under the elastic potential energy of the second spring, and then the pulley is conveniently taken out, so that the pulley is conveniently and rapidly dismounted, the pulley is conveniently dismounted or mounted under the action of the dismounting assembly, and the service efficiency of the forklift gantry is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a front view of a forklift mast having adjustable rollers in accordance with the present utility model;

FIG. 2 is a front view of the inner door frame of the present utility model;

FIG. 3 is a schematic view of the connection structure of the pulley of the present utility model;

FIG. 4 is a schematic diagram of a slot opening structure according to the present utility model;

FIG. 5 is a schematic view of the disassembly assembly of the present utility model;

fig. 6 is a schematic diagram of a connection structure of the trapezoid block according to the present utility model.

In the figure: 1. an outer door frame; 2. an inner door frame; 3. a support frame; 4. a support plate; 5. a round bar; 6. a widening plate; 7. a rotating shaft; 8. a pulley; 9. disassembling the assembly; 91. a push rod; 92. a pressing plate; 93. a conical plate; 94. a threaded rod; 95. a first spring; 96. a sleeve; 97. a threaded hole; 98. a support rod; 99. a clamping block; 910. a trapezoid block; 911. a slide plate; 912. a slide bar; 913. a limiting plate; 914. a second spring; 10. a clamping groove.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-6.

The embodiment of the application discloses a forklift mast with adjustable idler wheels. Referring to fig. 1-4, including outer portal 1, outer portal 1 inboard sliding connection has inner portal 2, inner portal 2 one end is connected with support frame 3, support frame 3 one end both sides all are connected with extension board 4, extension board 4 one end both sides all are connected with round bar 5, round bar 5 one end is connected with widening board 6, round bar 5 makes widening board 6 install in the outside department of extension board 4, increase the horizontal width of extension board 4, under widening board 6's widening effect, make extension board 4 hold up the heavy object more guaranteed, avoid the heavy object of holding up to take place the slope, inner portal 2 one end both sides all symmetry rotation connect spindle 7, spindle 7 outside joint has pulley 8, draw-in groove 10 has been seted up to pulley 8 inboard, pulley 8 and outer portal 1 sliding connection, spindle 7 inside one side is connected with dismantlement subassembly 9.

Referring to fig. 5-6, the dismounting assembly 9 comprises a push rod 91 mounted on one side of the rotating shaft 7, one end of the push rod 91 is connected with a pressing plate 92, the pressing plate 92 drives the push rod 91 to move, the other end of the push rod 91 extends to the inner part of the rotating shaft 7 in a penetrating way, a conical plate 93 is connected with a threaded rod 94, one end of the conical plate 93 is rotatably connected with a first spring 95, when the conical plate 93 rotates, the first spring 95 is not driven to rotate, one end of the first spring 95 is connected with one side of the inner bottom end of the rotating shaft 7, one side of the rotating shaft 7 is connected with a sleeve 96, one side of the sleeve 96 is provided with a threaded hole 97, the threaded rod 94 is positioned in the threaded hole 97, the threaded rod 94 is in threaded connection with the threaded hole 97, two sides of the outer part of the rotating shaft 7 are both connected with supporting rods 98, one end of the supporting rod 98 is connected with a clamping block 99, the clamping block 99 is positioned in the inner part of a clamping groove, the other end of the supporting rod 98 penetrates and extends to the position inside the rotating shaft 7 to be connected with a trapezoid block 910, one inclined end of the trapezoid block 910 is in inclined surface contact with the conical plate 93, the conical plate 93 moves to be in contact with the trapezoid block 910, then the trapezoid block 910 moves to one side, two sides of the trapezoid block 910 are connected with sliding plates 911, one end of each sliding plate 911 is connected with a sliding rod 912 in a penetrating manner, the sliding plates 911 slide along the outer sides of the sliding rods 912 in a sliding manner, the trapezoid block 910 drives the clamping blocks 99 to move in a straight line under the sliding limit of the sliding rods 912, one end of each sliding rod 912 is connected with one side of the inner wall of the rotating shaft 7, the other end of each sliding rod 912 is connected with a limiting plate 913, a second spring 914 is sleeved outside the sliding rods 912, one end of each second spring 914 is connected with one side of the limiting plate 913, and the other end of each limiting plate 913 is connected with one side of the corresponding sliding plate 911, and the corresponding trapezoid block 910 is limited, and the trapezoid block 910 is prevented from being separated from the outside of the sliding blocks.

The implementation principle of the forklift mast with the adjustable idler wheels is as follows: when the pulley 8 is required to be disassembled, the pressing plate 92 is rotated, the pressing plate 92 drives the conical plate 93 to rotate, the conical plate 93 drives the threaded rod 94 to rotate, the threaded rod 94 is in threaded connection with the threaded hole 97, the threaded rod 94 is moved out of the threaded hole 97 along with the rotation of the threaded rod 94, at the moment, the threaded rod 94 is not fixedly connected with the sleeve 96, the trapezoidal block 910 is not applied with pressure any more along with the movement of the conical plate 93, at the moment, the clamping block 99 is moved to the position inside the rotating shaft 7 from the inside of the clamping groove 10 under the elastic potential energy of the second spring 914, the pulley 8 is conveniently taken out, when the pulley 8 is required to be installed, the pulley 8 is sleeved outside the rotating shaft 7, the pressing plate 92 is pushed to one side, the pressing plate 92 drives the pushing movement, the pushing rod pushes the conical plate 93 to move, the conical plate 93 moves and the first spring 95, the first spring 95 is in a compressed state, the conical plate 93 drives the threaded rod 94 to move, the conical plate 93 and the inclined part of the trapezoidal block 910 are contacted with each other along with the movement of the conical plate 93, the trapezoidal block 910 is driven to move towards two sides under the movement of the conical plate 93, the trapezoidal block 910 linearly drives the clamping block 99 to move towards the clamping groove 10 under the limiting action of the sliding rod 912, the trapezoidal block 910 moves and simultaneously drives the second spring 914 to move, the second spring 914 is in a stretched state, meanwhile, the threaded rod 94 moves to one side of the threaded hole 97, the pressing plate 92 is rotated, the pressing plate 92 drives the threaded rod 94 to rotate, one end of the threaded rod 94 is enabled to rotate to the position inside the threaded hole 97, then the threaded rod 94 is enabled to be fixedly connected with the sleeve 96, and the clamping block 99 is enabled to be in a fixed state, and the pulley 8 is fixedly installed outside the rotating shaft 7.

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.

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 (5)

1. Fork truck portal with adjustable gyro wheel, including outer portal (1), its characterized in that: the utility model discloses a door frame, including outer portal (1), support frame (3), round bar (5), pivot (7), pulley (8) are offered to outer portal (1) inboard sliding connection, inner portal (2) one end is connected with support frame (3), support frame (3) one end both sides all are connected with extension board (4), round bar (5) one end is connected with widening board (6), pivot (7) are connected in equal symmetry rotation in inner portal (2) one end both sides, pulley (8) are offered to pivot (7) outside joint, draw-in groove (10) are offered to pulley (8) and outer portal (1) sliding connection, inside one side of pivot (7) is connected with dismantles subassembly (9).

2. A forklift mast with adjustable rollers as claimed in claim 1, wherein: the disassembly assembly (9) comprises a push rod (91) arranged on one side of the rotating shaft (7), one end of the push rod (91) is connected with a pressing plate (92), the other end of the push rod (91) penetrates through and extends to the position inside the rotating shaft (7) to be connected with a conical plate (93), and one end of the conical plate (93) is connected with a threaded rod (94).

3. A forklift mast with adjustable rollers as claimed in claim 2, wherein: the novel rotary shaft is characterized in that one end of the conical plate (93) is rotationally connected with a first spring (95), one end of the first spring (95) is connected with one side of the bottom inside the rotary shaft (7), one side inside the rotary shaft (7) is connected with a sleeve (96), one side of the sleeve (96) is provided with a threaded hole (97), and the threaded rod (94) is located at the inner position of the threaded hole (97).

4. A forklift mast with adjustable rollers as claimed in claim 3, wherein: the novel rotary shaft is characterized in that support rods (98) are connected to two sides of the outer portion of the rotary shaft (7), one end of each support rod (98) is connected with a clamping block (99), the clamping blocks (99) are located inside the clamping grooves, and trapezoid blocks (910) are connected to the positions, extending to the inner portion of the rotary shaft (7), of the other ends of the support rods (98).

5. A forklift mast with adjustable rollers as claimed in claim 4, wherein: the novel sliding plate is characterized in that sliding plates (911) are connected to two sides of the trapezoid block (910), a sliding rod (912) is connected to one end of the sliding plate (911) in a penetrating mode, one end of the sliding rod (912) is connected to one side of the inner wall of the rotating shaft (7), a limiting plate (913) is connected to the other end of the sliding rod (912), a second spring (914) is sleeved outside the sliding rod (912), one end of the second spring (914) is connected to one side of the limiting plate (913), and the other end of the second spring (914) is connected to one side of the sliding plate (911).