CN210257821U

CN210257821U - High-strength forklift hub

Info

Publication number: CN210257821U
Application number: CN201921082022.1U
Authority: CN
Inventors: 威德明; 陈思静
Original assignee: Xiamen Jingwei Machinery Parts Co Ltd
Current assignee: Xiamen Jingwei Machinery Parts Co Ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-04-07
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a fork truck wheel hub of high strength, including the wheel hub body, the wheel hub body includes the rim, be equipped with cylindrical mount pad in the rim, the mounting hole has been seted up at the top of cylindrical mount pad, it installs a plurality of spokes to be the annular between the inboard of cylindrical mount pad and rim, be equipped with the guard plate in the rim, the top of guard plate extends to the top of rim and bonds and have the handle of drawing, the inboard of rim is annular welding and has four fixed blocks, the top of fixed block and the bottom movable contact of guard plate, the ring shape cavity has been seted up on the rim, rotate on the bottom inner wall of ring shape cavity and install the ring gear. The utility model discloses simple structure, convenient operation is convenient for take off fast and change the guard plate according to reality, and reaches the maintenance of the wheel hub body that makes things convenient for personnel labour saving and time saving, has improved work efficiency, has practiced thrift the time, satisfies the use needs, is favorable to the use.

Description

High-strength forklift hub

Technical Field

The utility model relates to a fork truck wheel hub technical field especially relates to a fork truck wheel hub of high strength.

Background

Along with the development of the society, a large number of forklifts appear in the society, most of hubs for the existing forklifts are made of aluminum alloy materials, the aluminum alloy materials have good strength and are resistant to collision, the existing high-strength hubs comprise hub bodies, the hub bodies comprise rims, cylindrical mounting seats are arranged in the rims, mounting holes are formed in the tops of the cylindrical mounting seats, a plurality of spokes are annularly arranged between the cylindrical mounting seats and the inner sides of the rims, protection plates are arranged in the rims, the tops of the protection plates extend to the upper portions of the rims and are bonded with pull handles, the protection plates are fixedly connected with the rims through a plurality of bolts, the existing protection plates are mostly made of plastic materials and play an attractive role, and when the forklifts collide with objects in the driving process, damage and cracking are easily caused, and when tires on the hubs are maintained in normal use, all need the maintenance personal to take off a plurality of bolts one by one through the screwdriver, take off the guard plate again, but current fork truck wheel hub has wasted a large amount of time and manpower through the mode efficiency end that the screwdriver took off the guard plate with the bolt, therefore we have proposed a fork truck wheel hub of high strength to be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-strength forklift hub.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-strength forklift hub comprises a hub body, wherein the hub body comprises a rim, a cylindrical mounting seat is arranged in the rim, a mounting hole is formed in the top of the cylindrical mounting seat, a plurality of spokes are annularly arranged between the cylindrical mounting seat and the inner side of the rim, a protection plate is arranged in the rim, the top of the protection plate extends to the upper part of the rim and is bonded with a pull handle, four fixing blocks are annularly welded on the inner side of the rim, the tops of the fixing blocks are in movable contact with the bottom of the protection plate, an annular cavity is formed in the rim, an inner gear ring is rotatably mounted on the inner wall of the bottom of the annular cavity, an annular hole is formed in the inner wall of the top of the annular cavity, the top of the inner gear ring extends into the annular hole, a rotating block is welded at the top of the inner gear ring, four screw rods are installed on the inner wall of the top of the circular cavity in an annular rotating mode, gears are welded at the bottom ends of the screw rods, the four gears are all meshed with the inner gear ring in the axial direction, four L-shaped rods are welded on the inner side wall of the circular cavity in an annular mode, the four L-shaped rods and the four screw rods are arranged in a one-to-one correspondence mode, two opposite L-shaped rods are symmetrically arranged, moving blocks are sleeved on the L-shaped rods in a sliding mode, the moving blocks are sleeved on the corresponding screw rods in a threaded mode, cross rods are welded on the inner sides, close to the protection plates, of the L-shaped rods, clamping rods are sleeved on the cross rods in a sliding mode, the same spring is welded between the clamping rods and the inner sides of the corresponding L-shaped rods, four clamping grooves are formed in the outer side of the protection plates in an annular mode, the, the top of the clamping rod and one side, close to the protection plate, of the corresponding moving block are hinged to form a same connecting rod which is obliquely arranged, the two opposite connecting rods are symmetrically arranged, the top of the rim is bonded with a pointer, the top of the protection plate is provided with circular scale marks, and the pointer is matched with the circular scale marks.

Preferably, a circular sliding groove is formed in the inner wall of the bottom of the circular cavity, a circular sliding rail is welded to the bottom of the inner gear ring, and the circular sliding groove is connected with the circular sliding rail in a sliding mode.

Preferably, four bearings are welded on the inner wall of the top of the circular ring-shaped cavity in an annular mode, and inner rings of the bearings are fixedly sleeved with the outer sides of the corresponding screw rods.

Preferably, the top of the moving block is provided with a threaded hole, and the threaded hole is in threaded connection with the corresponding screw.

Preferably, the top of the moving block is provided with a through hole, and the side wall of the through hole is in sliding connection with the outer side of the corresponding L-shaped rod.

Preferably, four through holes are annularly formed in the inner side wall of the annular cavity, the clamping rods are located in the corresponding through holes, and the side walls of the through holes are in sliding connection with the outer sides of the corresponding clamping rods.

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

through the matching of the arranged wheel rim, the fixed block, the protection plate, the annular cavity, the inner gear ring, the rotating block, the screw rod, the gear, the L-shaped rod, the moving block, the transverse rod, the clamping rod, the spring, the clamping groove, the connecting rod and the pointer, when the damaged protection plate needs to be replaced, the forward rotating block drives the four gears to rotate through the inner gear ring, the gears drive the corresponding screw rods to rotate, the screw rods rotate to drive the corresponding moving blocks to move upwards, the moving blocks drive the clamping rods to move on the transverse rod in the direction close to the screw rods through the corresponding connecting rods, the clamping rods compress the corresponding springs in the moving process, the clamping rods are separated from the corresponding clamping grooves, a maintenance worker takes down the damaged protection plate through a handle and then places new protection plates on the four fixed blocks, the clamping grooves are aligned with the corresponding clamping rods by the maintenance worker, and the clamping rods can be driven to be clamped with, the guard plate convenient to quick replacement damages has improved work efficiency, the time of having practiced thrift.

The utility model discloses simple structure, convenient operation is convenient for take off fast and change the guard plate according to reality, and reaches the maintenance of the wheel hub body that makes things convenient for personnel labour saving and time saving, has improved work efficiency, has practiced thrift the time, satisfies the use needs, is favorable to the use.

Drawings

Fig. 1 is a schematic sectional view of a high-strength forklift hub according to the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic structural view of portion A of FIG. 1;

fig. 4 is a schematic structural view of a portion B in fig. 3.

In the figure: the wheel comprises a rim 1, a fixed block 2, a protection plate 3, a circular ring-shaped cavity 4, an inner gear ring 5, a rotating block 6, a screw rod 7, a gear 8, a rod 9L, a moving block 10, a cross rod 11, a clamping rod 12, a spring 13, a clamping groove 14, a connecting rod 15 and a pointer 16.

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.

Referring to fig. 1-4, a high-strength forklift hub comprises a hub body, the hub body comprises a rim 1, a cylindrical mounting seat is arranged in the rim 1, a mounting hole is formed in the top of the cylindrical mounting seat, a plurality of spokes are annularly arranged between the cylindrical mounting seat and the inner side of the rim 1, a protection plate 3 is arranged in the rim 1, the top of the protection plate 3 extends to the upper side of the rim 1 and is bonded with a pull handle, four fixing blocks 2 are annularly welded on the inner side of the rim 1, the top of each fixing block 2 is movably contacted with the bottom of the protection plate 3, a circular ring-shaped cavity 4 is formed in the rim 1, an inner gear ring 5 is rotatably arranged on the inner wall of the bottom of the circular ring-shaped cavity 4, a circular ring-shaped hole is formed in the inner wall of the top of the circular ring 4, the top of the inner gear ring 5 extends into the, four screw rods 7 are installed on the inner wall of the top of the circular cavity 4 in an annular rotating manner, gears 8 are welded at the bottom ends of the screw rods 7, the four gears 8 are all meshed with the inner gear ring 5, four L-shaped rods 9 are welded on the inner side wall of the circular cavity 4 in an annular manner, the four L-shaped rods 9 and the four screw rods 7 are arranged in a one-to-one correspondence manner, two opposite L-shaped rods 9 are symmetrically arranged, a moving block 10 is sleeved on each L-shaped rod 9 in a sliding manner, the moving block 10 is sleeved on the corresponding screw rod 7 in a threaded manner, a cross rod 11 is welded on the inner side, close to the protection plate 3, of each L-shaped rod 9, a clamping rod 12 is sleeved on each cross rod 11 in a sliding manner, the same spring 13 is welded between each clamping rod 12 and the inner side of the corresponding L-shaped rod 9, four clamping grooves 14 are annularly formed on the outer, the kelly 12 clamps with the draw-in groove 14 that corresponds mutually, and the top of kelly 12 and the movable block 10 that corresponds are close to the articulated connecting rod 15 that has same slope to set up between one side of guard plate 3, and two relative connecting rod 15 symmetries set up, and the top of rim 1 bonds there is pointer 16, and the top of guard plate 3 is provided with ring shape scale mark, and pointer 16 cooperatees with ring shape scale mark, the utility model discloses simple structure, convenient operation is convenient for take off fast and change guard plate 3 according to actual, and reaches the maintenance of the wheel hub body that makes things convenient for personnel labour saving and time saving, has improved work efficiency, has practiced thrift the time, satisfies the use needs, is favorable to using.

In the utility model, a circular chute is arranged on the inner wall of the bottom of a circular cavity 4, a circular slide rail is welded at the bottom of an inner ring gear 5, the circular chute is connected with the circular slide rail in a sliding way, four bearings are welded on the inner wall of the top of the circular cavity 4 in a circular way, the inner ring of each bearing is fixedly sleeved with the outer side of a corresponding screw rod 7, a threaded hole is arranged at the top of a moving block 10, the threaded hole is in threaded connection with the corresponding screw rod 7, a perforation is arranged at the top of the moving block 10, the perforated side wall is in sliding connection with the outer side of a corresponding L-shaped rod 9, four through holes are arranged on the inner side wall of the circular cavity 4 in a circular way, a clamping rod 12 is positioned in the corresponding through hole, and the side wall of the through hole is in sliding connection with the outer side of the corresponding clamping rod 12, the utility model has simple, the working efficiency is improved, the time is saved, the use requirement is met, and the use is facilitated.

The working principle is as follows: when the protective plate is used, when the protective plate 3 needs to be taken down, the rotating block 6 is rotated in the forward direction, the rotating block 6 drives the inner gear ring 5 to rotate, the inner gear ring 5 drives the annular slide rail to slide in the annular slide groove, under the action that the four gears 8 are meshed with the inner gear ring 5, the inner gear ring 5 rotates to drive the four gears 8 to rotate, the gears 8 drive the corresponding screw rods 7 to rotate, under the action of threaded holes formed in the top of the moving blocks 10, the screw rods 7 rotate to drive the corresponding moving blocks 10 to move upwards, the moving blocks 10 slide on the corresponding L-shaped rods 9, the moving blocks 10 drive the corresponding connecting rods 15 to move and rotate, the connecting rods 15 drive the corresponding clamping rods 12 to move on the transverse rods 11 in the direction close to the screw rods 7, the clamping rods 12 compress the corresponding springs 13 in the moving process, the clamping rods 12 are separated from the corresponding clamping grooves 14, place new guard plate 3 on four fixed blocks 2 during the installation, under pointer 16 and ring shape scale mark matched with effect, maintenance person aligns draw-in groove 14 with the kelly 12 that corresponds, and in the same way the antiport turning block 6 alright clamp with drive kelly 12 and the draw-in groove 14 that corresponds mutually, is convenient for take off guard plate 3 fast and normally maintains and change guard plate 3 to the wheel hub body, has improved work efficiency, has practiced thrift the time.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-strength forklift hub comprises a hub body, wherein the hub body comprises a rim (1), a cylindrical mounting seat is arranged in the rim (1), a mounting hole is formed in the top of the cylindrical mounting seat, a plurality of spokes are annularly arranged between the cylindrical mounting seat and the inner side of the rim (1), a protection plate (3) is arranged in the rim (1), the top of the protection plate (3) extends to the upper side of the rim (1) and is bonded with a pull handle, the high-strength forklift hub is characterized in that the inner side of the rim (1) is annularly welded with four fixing blocks (2), the top of each fixing block (2) is movably contacted with the bottom of the protection plate (3), a circular ring-shaped cavity (4) is formed in the rim (1), an inner gear ring (5) is rotatably arranged on the inner wall of the bottom of the circular ring-shaped cavity (4), and a circular ring-shaped hole is formed in the inner wall, the top of the inner gear ring (5) extends into the circular hole, the top of the inner gear ring (5) is welded with a rotating block (6), the top of the rotating block (6) extends to the upper part of the rim (1), the inner wall of the top of the circular cavity (4) is provided with four screw rods (7) in an annular rotating manner, gears (8) are welded at the bottom ends of the screw rods (7), the four gears (8) are all meshed with the inner gear ring (5), four L-shaped rods (9) are welded on the inner side wall of the circular cavity (4) in an annular manner, the four L-shaped rods (9) are arranged in one-to-one correspondence with the four screw rods (7), two opposite L-shaped rods (9) are symmetrically arranged, a moving block (10) is sleeved on the L-shaped rods (9) in a sliding manner, the moving block (10) is sleeved on the corresponding screw rods (7) in a threaded manner, and a cross, a clamping rod (12) is sleeved on the cross rod (11) in a sliding manner, the same spring (13) is welded between the clamping rod (12) and the inner side of the corresponding L-shaped rod (9), four clamping grooves (14) are annularly formed in the outer side of the protection plate (3), four clamping rods (12) and the four clamping grooves (14) are arranged in a one-to-one correspondence mode, one ends, far away from the corresponding screw rods (7), of the clamping rods (12) extend into the clamping grooves (14), the clamping rods (12) are clamped with the corresponding clamping grooves (14), the same connecting rods (15) which are obliquely arranged are hinged between the top of the clamping rod (12) and one side of the corresponding moving block (10) which is close to the protection plate (3), the two opposite connecting rods (15) are symmetrically arranged, pointer (16) are bonded to the top of the rim (1), circular ring-shaped scale marks are arranged on the top of the protection plate (3), and the pointer (16) is matched with the circular ring-shaped scale marks.

2. The high-strength forklift hub according to claim 1, wherein a circular sliding groove is formed in the inner wall of the bottom of the circular cavity (4), a circular sliding rail is welded at the bottom of the inner gear ring (5), and the circular sliding groove is connected with the circular sliding rail in a sliding manner.

3. A high strength forklift hub according to claim 1, wherein four bearings are annularly welded to the top inner wall of the annular cavity (4), and the inner rings of the bearings are fixedly sleeved with the outer sides of the corresponding screw rods (7).

4. The high-strength forklift hub according to claim 1, wherein the top of the moving block (10) is provided with a threaded hole, and the threaded hole is in threaded connection with the corresponding screw (7).

5. A forklift hub with high strength as claimed in claim 1, wherein the top of the moving block (10) is perforated, and the side wall of the perforation is slidably connected with the outer side of the corresponding L-shaped bar (9).

6. The high-strength forklift hub according to claim 1, wherein four through holes are annularly formed in the inner side wall of the annular cavity (4), the clamping rods (12) are located in the corresponding through holes, and the side walls of the through holes are slidably connected with the outer sides of the corresponding clamping rods (12).