CN216343791U

CN216343791U - Chain wheel bearing for small forklift gantry

Info

Publication number: CN216343791U
Application number: CN202122851163.9U
Authority: CN
Inventors: 李子福; 李秀波; 李慧
Original assignee: Linqing Huijin Bearing Co ltd
Current assignee: Linqing Huijin Bearing Co ltd
Priority date: 2021-11-20
Filing date: 2021-11-20
Publication date: 2022-04-19
Anticipated expiration: 2031-11-20

Abstract

The utility model discloses a chain wheel bearing for a small forklift gantry. The outer ring comprises an outer ring, a chain wheel, an upper sealing cover and a lower sealing cover, wherein a plurality of grooves are formed in the outer surface of the outer ring, limiting plates are connected to the insides of the grooves through springs, through holes are formed in the centers of the grooves, a communicating pipe is arranged on one side, opposite to the outer ring, of the outer ring, first connecting blocks are arranged on the periphery of the upper sealing cover, first fixing rods are arranged at the bottoms of the first connecting blocks, limiting blocks are arranged at the bottoms of the first fixing rods, second connecting blocks are arranged on the periphery of the lower sealing cover, and second fixing rods are arranged at the tops of the second connecting blocks. According to the utility model, the chain wheel is protected by the upper sealing cover and the lower sealing cover, so that the possibility of deviation of the chain wheel is reduced, foreign matters can be prevented from entering the inside of the chain wheel during the operation of the chain wheel, the damage of the chain wheel due to the entering of the foreign matters during the operation is reduced, and the service life of the chain wheel is prolonged.

Description

Chain wheel bearing for small forklift gantry

Technical Field

The utility model relates to the technical field of chain wheel bearings, in particular to a chain wheel bearing for a small forklift gantry.

Background

The sprocket is a wheel with cogged sprocket teeth for meshing with precisely pitched blocks on a chain link or cable.

The conventional sprocket bearing may cause deflection of the sprocket due to vibration during operation during use, and also cause damage to the sprocket when foreign matter enters the inside of the sprocket, thereby causing reduction in the life of the sprocket.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a chain wheel bearing for a small forklift gantry, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a small-size fork truck is sprocket bearing for portal, includes outer lane, sprocket, upper sealing cover and lower sealing cover, a plurality of recesses have been seted up to the surface of outer lane, there is the limiting plate inside of recess through spring coupling, the through-hole has been seted up in the center department of recess, communicating pipe is installed to the relative one side in outer lane, upper sealing cover installs first connecting block all around, first dead lever is installed to the bottom of first connecting block, the stopper is installed to the bottom of first dead lever, lower sealing cover installs the second connecting block all around, the second dead lever is installed at the top of second connecting block.

Preferably, the upper sealing cover and the lower sealing cover are both the same as the chain wheel in shape and correspond to each other in position.

Preferably, the communication pipe and the through hole are corresponding in position and are communicated with each other.

Preferably, the top of the second fixing rod is provided with a limiting groove matched with the shape of the limiting block.

Preferably, the same side of the second fixing rod and the limiting block is provided with threaded holes corresponding in position, and the threaded holes are installed through bolts.

Preferably, the limiting plates are arc-shaped and are matched with the outer surfaces of the first fixing rod and the second fixing rod.

Compared with the prior art, the utility model has the beneficial effects that: this small-size fork truck is sprocket bearing for portal protects the sprocket through utilizing sealed lid and lower sealed lid, has reduced the possibility of sprocket skew, also can prevent simultaneously that the sprocket from getting into the inside of sprocket at the during operation foreign matter, has reduced the sprocket because the damage that the foreign matter got into has increased the life-span of sprocket at the during operation.

Drawings

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

FIG. 2 is an enlarged view of the structure of the portion A in FIG. 1;

FIG. 3 is a side view of the present invention;

FIG. 4 is a schematic view of the upper and lower sealing caps of the present invention;

fig. 5 is a schematic top view of the lower sealing cap according to the present invention.

In the figure: 1. an outer ring; 2. a groove; 3. a sprocket; 4. a spring; 5. a limiting plate; 6. a communicating pipe; 7. an upper sealing cover; 8. a first connection block; 9. a first fixing lever; 10. a limiting block; 11. a lower sealing cover; 12. a second connecting block; 13. a second fixing bar; 14. and a through hole.

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.

Referring to fig. 1-5, an embodiment of the present invention is shown: the utility model provides a small-size fork truck is sprocket bearing for portal, including outer lane 1, sprocket 3, go up sealed lid 7 and lower sealing cover 11, a plurality of recesses 2 have been seted up to outer lane 1's surface, recess 2's inside is connected with limiting plate 5 through spring 4, recess 2's center department has seted up through-hole 14, communicating pipe 6 is installed to 1 relative one side in outer lane, go up sealed lid 7 install first connecting block 8 all around, first dead lever 9 is installed to the bottom of first connecting block 8, stopper 10 is installed to the bottom of first dead lever 9, install second connecting block 12 all around of lower sealing cover 11, second dead lever 13 is installed at the top of second connecting block 12.

In this embodiment, the upper seal cover 7 and the lower seal cover 11 are both identical in shape and correspond in position to the sprocket 3, and the upper seal cover 7 and the lower seal cover 11 can be attached to both sides of the sprocket 3.

In this embodiment, the positions of the communication pipe 6 and the through hole 14 correspond to each other and communicate with each other, so that the fixing rod can come out of the communication pipe 6 through the through hole 14.

In this implementation, the top of the second fixing rod 13 is provided with a limiting groove adapted to the shape of the limiting block 10, so that the limiting blocks can be adapted to the 10 limiting grooves.

In this implementation, the same side of the second fixing rod 13 and the limiting block 10 is provided with a threaded hole corresponding to the position of the second fixing rod and the threaded hole is installed through a bolt, so that the bolt can be inserted into the threaded holes of the second fixing rod 13 and the limiting block 10.

In this implementation, the shape of limiting plate 5 is the arc and limiting plate 5 all carries on spacingly with first

dead lever

9 and 13 surface looks adaptations of second dead lever, can make limiting plate 5 pass through spring 4 to the dead lever.

The working principle is as follows: insert upper seal lid 7 and lower seal lid 11 in corresponding outer lane 1 through-hole 14 respectively, under the effect of spring 4, first dead lever 9 and second dead lever 13 formation spacing just can be hugged closely to limiting plate 5, first dead lever 9 and second dead lever 13 just can wear out in communicating pipe 6 through-hole 14, stopper 10 of first dead lever 9 one end just can get into the spacing groove of second dead lever 13 one end and form spacingly, insert the bolt again and form fixedly in stopper 10 and the corresponding screw hole in second dead lever 13 position.

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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like 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 "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a small-size fork truck is sprocket bearing for portal, includes outer lane (1), sprocket (3), goes up sealed lid (7) and sealed lid (11) down, its characterized in that: a plurality of recesses (2) have been seted up to the surface of outer lane (1), the inside of recess (2) is connected with limiting plate (5) through spring (4), through-hole (14) have been seted up to the center department of recess (2), communicating pipe (6) are installed to the relative one side in outer lane (1), install first connecting block (8) all around of going up sealed lid (7), first dead lever (9) are installed to the bottom of first connecting block (8), stopper (10) are installed to the bottom of first dead lever (9), install second connecting block (12) all around of lower sealing lid (11), second dead lever (13) are installed at the top of second connecting block (12).

2. The chain bearing for the small forklift mast according to claim 1, characterized in that: the upper sealing cover (7) and the lower sealing cover (11) are both in the same shape as the chain wheel (3) and correspond to each other in position.

3. The chain bearing for the small forklift mast according to claim 1, characterized in that; the positions of the communicating pipe (6) and the through hole (14) are corresponding and are communicated with each other.

4. The chain bearing for the small forklift mast according to claim 1, characterized in that: and the top of the second fixed rod (13) is provided with a limit groove matched with the shape of the limit block (10).

5. The chain bearing for the small forklift mast according to claim 4, characterized in that: and threaded holes corresponding to the positions are formed in the same sides of the second fixing rod (13) and the limiting block (10), and the threaded holes are installed through bolts.

6. The chain bearing for the small forklift mast according to claim 1, characterized in that: the limiting plates (5) are arc-shaped, and the limiting plates (5) are matched with the outer surfaces of the first fixing rods (9) and the second fixing rods (13).