CN216549376U

CN216549376U - Load-bearing device for drum of wheeled crane

Info

Publication number: CN216549376U
Application number: CN202122769615.9U
Authority: CN
Inventors: 李建溪; 宋昭瑞; 马先九
Original assignee: Zouping Yiyou Machinery Co ltd
Current assignee: Zouping Yiyou Machinery Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-05-17
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a bearing device for a drum of a wheeled crane, which comprises a base, an arc-shaped support and a connecting disc, wherein a connecting seat is fixed at the bottom of the arc-shaped support, supporting strips are respectively fixed on two sides of the lower surface of the connecting seat, the bottom ends of the two supporting strips are respectively inserted into two sides of the base, the bottom ends of the supporting strips are fixedly connected with the base through bolts and nuts, an arc-shaped groove is formed in the middle of the inner wall of the arc-shaped support, a positioning roller is rotatably installed in the arc-shaped groove through a rotating shaft, an annular groove is formed in the middle of the outer surface of the positioning roller, which is different from the front end and the rear end, and the connecting disc is butted with the annular groove. The utility model has the advantages that the positioning rollers assist the connecting disc to rotate and simultaneously support and bear the load of the connecting disc, the force of the winding drum acting on the bearing frame is shared, and the effect of bearing the winding drum is achieved.

Description

Load-bearing device for drum of wheeled crane

Technical Field

The utility model relates to the technical field of wheeled crane drums, in particular to a load-bearing device for a wheeled crane drum.

Background

The tire crane is a boom rotating crane that travels using a tire chassis. The tyre type crane is a full rotary type crane with a hoisting mechanism arranged on a special chassis consisting of a heavy duty tyre and a wheel axle.

The reel winding steel cable is used for the wheeled crane, the reel of the general wheeled crane is only supported by the bearing frame, and the connecting discs on two sides of the reel are not supported, so that the weight of the reel is completely acted on the bearing frame, and a large burden is caused on the bearing frame.

SUMMERY OF THE UTILITY MODEL

The present invention aims to provide a load bearing device for a drum of a wheeled crane, which solves the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a load-bearing device for wheeled crane reel, includes base, arc support and connection pad, arc support bottom is fixed with the connecting seat, the both sides of connecting seat lower surface are fixed with the support bar respectively, two the bottom of support bar injects the both sides of base respectively, bolt and nut and base fixed connection are passed through to the bottom of support bar, the arc wall has been seted up to the centre of arc support inner wall, the arc wall is inside to rotate through the pivot and to install the registration roller, the ring channel has been seted up in the middle of the surface at both ends around the registration roller is different, connection pad and ring channel butt joint.

Preferably, the two support bars are symmetrically distributed on the central axis of the lower surface of the connecting seat.

Preferably, the two sides of the base are respectively provided with jacks matched with the bottom ends of the supporting bars, and the bottom ends of the supporting bars are inserted into the jacks.

Preferably, the bottom of support bar is seted up with bolt assorted second through-hole, the both sides at both ends around the base and support bar bottom second through-hole correspond the department offer with bolt assorted first through-hole, the bolt passes the one end screw thread of first through-hole and second through-hole and installs the nut.

Preferably, seven positioning rollers are distributed in the arc-shaped groove in an annular array.

Preferably, the connecting disc is clamped in the annular groove, and the connecting disc is matched with the annular groove.

Compared with the prior art, the utility model has the beneficial effects that: the arc-shaped support is positioned below the connecting disc, and the connecting disc is butted in the annular groove of the positioning roller. The reel rotates under actuating mechanism's effect, and the connection pad rotates along with the reel, and the connection pad pivoted in-process, the connection pad drive the registration roller of contact and rotate, supports the bearing to the connection pad when the supplementary connection pad of registration roller rotates, shares the power of reel effect on the bearing bracket, plays the effect to the reel bearing.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the connection structure in elevation section according to the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of a top connection structure of the registration roller of the present invention;

fig. 5 is a left side view structural diagram of the present invention.

In the figure: 1. a base; 2. a supporting strip; 3. a connecting seat; 4. an arc-shaped bracket; 5. a connecting disc; 6. a bolt; 7. an arc-shaped slot; 8. a positioning roller; 9. a rotating shaft; 10. an annular groove; 11. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be 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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of 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 invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1, fig. 2 and fig. 5, an embodiment of the present invention: the utility model provides a load-bearing device for wheeled crane reel, includes base 1 and arc support 4, and arc support 4 bottom is fixed with connecting seat 3, and the both sides of connecting seat 3 lower surface are fixed with support bar 2 respectively, and two support bars 2 are with the axis symmetric distribution of connecting seat 3 lower surface. The bottom of two support bars 2 injects the both sides of base 1 respectively, and the jack that matches with 2 bottom of support bars is seted up respectively to the both sides of

base

1, and 2 bottoms of support bars inject in the jack. Bolt 6 and nut 11 and base 1 fixed connection are passed through to the bottom of support bar 2, support bar 2's bottom seted up with bolt 6 assorted second through-hole, the both sides at both ends around base 1 correspond with 2 bottom second through-holes of support bar department of seting up with bolt 6 assorted first through-hole, and bolt 6 passes the one end screw thread of first through-hole and second through-hole and installs nut 11. The bottom plate is fixed on the platform of connection pad 5 below on the reel, and is fixed through bolt 6 and nut 11 between support bar 2 and the base 1, and bolt 6 and nut 11 can be dismantled, and with support bar 2 and base 1 separately, arc support 4 is dismantled in easy to assemble.

Example 2

Referring to fig. 1 to 4, an embodiment of the present invention includes: the utility model provides a load-bearing device for wheeled crane reel, includes arc support 4 and connection pad 5, has seted up arc 7 in the middle of the 4 inner walls of arc support, and arc 7 is inside to rotate through pivot 9 and to install positioning roller 8, and arc 7 is inside to be that the annular array distributes and have seven positioning roller 8. The middle of the outer surface of the positioning roller 8, which is different from the front end and the rear end, is provided with an annular groove 10, the connecting disc 5 is butted with the annular groove 10, the connecting disc 5 is clamped into the annular groove 10, and the connecting disc 5 is matched with the annular groove 10. The arc-shaped support 4 is positioned below the connecting disc 5, and the connecting disc 5 is butted in an annular groove 10 of the positioning roller 8. The reel rotates under actuating mechanism's effect, and connection pad 5 rotates along with the reel together, and connection pad 5 pivoted in-process, connection pad 5 drive the registration roller 8 rotation of contact, and arc wall 7 is spacing, and the registration roller 8 supports the bearing to connection pad 5 when supplementary connection pad 5 pivoted, shares the power of reel effect on the bearing bracket, plays the effect to the reel bearing.

The working principle is as follows: the bottom plate is fixed on a platform below the connecting disc 5 on the winding drum, and the supporting bar 2 and the base 1 are fixed through a bolt 6 and a nut 11. The connecting disc 5 abuts in an annular groove 10 of the positioning roller 8. The reel rotates under actuating mechanism's effect, and connection pad 5 rotates along with the reel together, and connection pad 5 pivoted in-process, connection pad 5 drive the registration roller 8 rotation of contact, and arc wall 7 is spacing, and the registration roller 8 supports the bearing to connection pad 5 when supplementary connection pad 5 pivoted.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a load-bearing device for wheeled crane reel, includes base (1), arc support (4) and connection pad (5), its characterized in that: arc support (4) bottom is fixed with connecting seat (3), the both sides of connecting seat (3) lower surface are fixed with support bar (2), two respectively the bottom of support bar (2) injects the both sides of base (1) respectively, bolt (6) and nut (11) and base (1) fixed connection are passed through to the bottom of support bar (2), arc wall (7) have been seted up to the centre of arc support (4) inner wall, arc wall (7) are inside to rotate through pivot (9) and to install registration roller (8), ring channel (10) have been seted up in the middle of the surface at both ends around registration roller (8) are different, connection pad (5) dock with ring channel (10).

2. A load carrying unit for a drum of a wheeled crane according to claim 1, characterised in that: two support bars (2) are symmetrically distributed with the central axis of the lower surface of the connecting seat (3).

3. A load carrying unit for a drum of a wheeled crane according to claim 1, characterised in that: jacks matched with the bottom ends of the supporting bars (2) are respectively formed in the two sides of the base (1), and the bottom ends of the supporting bars (2) are inserted into the jacks.

4. A load carrying unit for a drum of a wheeled crane according to claim 1, characterised in that: the bottom of support bar (2) seted up with bolt (6) assorted second through-hole, the both sides at both ends around base (1) correspond with support bar (2) bottom second through-hole and locate to offer with bolt (6) assorted first through-hole, and nut (11) are installed to the one end screw thread that bolt (6) passed first through-hole and second through-hole.

5. A load carrying unit for a drum of a wheeled crane according to claim 1, characterised in that: seven positioning rollers (8) are distributed in the arc-shaped groove (7) in an annular array.

6. A load carrying unit for a drum of a wheeled crane according to claim 1, characterised in that: the connecting disc (5) is clamped into the annular groove (10), and the connecting disc (5) is matched with the annular groove (10).