CN216555234U

CN216555234U - Hot rolling pulley with dust keeper

Info

Publication number: CN216555234U
Application number: CN202123403108.XU
Authority: CN
Inventors: 谢琴
Original assignee: Changzhou Linju Hoisting Equipment Co ltd
Current assignee: Changzhou Linju Hoisting Equipment Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-17
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a hot-rolled pulley with a dustproof device, which comprises a pulley body, wherein a bearing is in interference connection with the inside of the pulley body, a stepped plate is fixedly connected to the side surface of the bearing, the side surface of the stepped plate is tightly attached to one side of the pulley body, connecting grooves are formed in one sides, close to the stepped plate, of the insides of the two sides of the pulley body, a dustproof cover is in interference connection with the inside of the connecting grooves, one side of the dustproof cover is tightly attached to one side of the stepped plate, and a locking component penetrating through the connecting grooves is embedded and connected into the inside of the dustproof cover. This hot rolling pulley with dust keeper can protect the inner wall of bearing through interior dirt proof boot to prevent that the bearing inner wall from adsorbing the dust, lead to causing the problem of negative effects behind the installation connecting axle, compare in prior art, interior dirt proof boot can be dismantled through dragging the handle, and the installation is simpler with the dismantlement.

Description

Hot rolling pulley with dust keeper

Technical Field

The utility model relates to the technical field of hot-rolled pulleys, in particular to a hot-rolled pulley with a dustproof device.

Background

The pulley is used for lifting heavy objects and can save labor, the pulley is a small wheel with grooves on the periphery and capable of rotating around a shaft, the hot-rolled pulley is one of the pulleys, the hot-rolled pulley is widely applied to the fields of hoisting transportation, port loading and unloading, ship manufacturing, grab buckets, pulleys, mining machinery, metallurgical machinery, building installation and the like, and is a renewal product after the pulley and the double-spoke plate pulley are cast, and the pulley has the advantages of outstanding advantages, light weight, good quality, wear resistance, and concise and attractive appearance.

The Chinese patent discloses a dustproof pulley (publication number: CN203421001U), which comprises a shaft rod and a bearing sleeved outside the shaft rod, wherein a bearing seat is sleeved outside the bearing, a wheel body is fixedly connected outside the bearing seat, one end of the bearing seat is covered outside the bearing, and the other end of the bearing seat is fixedly connected with a dustproof assembly.

The inner wall of bearing is not protected when the connecting axle is not assembled to current pulley, leads to the inner wall of bearing to adsorb the dust easily, can cause negative effects when the equipment connecting axle, influences the life of hot rolling pulley even, and the wholeness between current dustproof subassembly and the pulley is relatively poor simultaneously, appears droing scheduling problem after long-time the use easily.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a hot-rolled pulley with a dustproof device, which solves the problems that when a connecting shaft is not assembled, the inner wall of a bearing is not protected, so that the inner wall of the bearing is easy to adsorb dust, negative effects can be caused when the connecting shaft is assembled, even the service life of the hot-rolled pulley is influenced, and meanwhile, the integrity between the existing dustproof assembly and the pulley is poor, and the pulley is easy to fall off after long-time use.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a hot rolling pulley with dust keeper, includes the pulley body, the inside interference of pulley body is connected with the bearing, bearing side fixedly connected with ladder plate, one side at the pulley body is hugged closely to the side of ladder plate, the spread groove has all been seted up to the inside one side that is close to the ladder plate in pulley body both sides, the inside interference of spread groove is connected with the shield, one side of shield is hugged closely in one side of ladder plate, and the inside embedding of shield is connected with the locking member who runs through at the spread groove, the inner wall internal stay of bearing has interior dirt proof boot.

Preferably, the inner dust-proof sleeve comprises a connecting sleeve which is a spiral member, and the side edges of the spiral part of the connecting sleeve are mutually bonded and connected.

Preferably, both ends of the connecting sleeve are bonded with connecting rings, the connecting rings are tightly attached to the outer sides of both ends of the bearing, and both ends inside the connecting sleeve are bonded with handles.

Preferably, the connecting groove is an inverted T-shaped member, the locking member includes an expansion block, both sides of the bottom end of the expansion block are fixedly connected with arc-shaped members, and the two sets of arc-shaped members are respectively embedded in both sides of the protruding portion inside the connecting groove.

Preferably, the locking member further comprises a locking bolt, the locking bolt is in threaded connection with the top end inside the expansion block, and the bottom end of the locking bolt is fixedly connected with the expansion column.

Preferably, shield, inflation piece and inflation post are the component of a silica gel material, the bottom of inflation post embedding in the inside of inflation piece.

Advantageous effects

The utility model provides a hot-rolled pulley with a dustproof device. Compared with the prior art, the method has the following beneficial effects:

(1) this hot rolling pulley with dust keeper, the inner wall internal stay through the bearing has interior dirt proof boot, interior dirt proof boot includes the adapter sleeve, the adapter sleeve is a spiral helicine component, and the mutual bonding connection between the side at adapter sleeve spiral position, the equal bonding connection in both ends of adapter sleeve has the go-between, the go-between is hugged closely in the outside at the bearing both ends, the equal adhesion in both ends of adapter sleeve inside is connected with the handle, this device is through interior dirt proof boot, can protect the inner wall of bearing, thereby prevent that the bearing inner wall from adsorbing the dust, lead to causing the problem of negative effects behind the installation connecting axle, compare in prior art, interior dirt proof boot can dismantle through pulling the handle, the installation is simpler with the dismantlement.

(2) This hot rolling pulley with dust keeper, through bearing side fixedly connected with notch cuttype plate, the side of notch cuttype plate is hugged closely in one side of pulley body, the spread groove has all been seted up to the inside one side that is close to the notch cuttype plate in pulley body both sides, the inside interference of spread groove is connected with the shield, one side of shield is hugged closely in one side of notch cuttype plate, and the inside embedding of shield is connected with the locking member who runs through at the spread groove, shield in this device compare in prior art, and the connection between the pulley body is more firm, consolidate through locking member, prevent the problem that drops after long-time the use appears, locking member and shield all have certain deformability simultaneously, thereby can prevent to appear at the pulley body problem of the leakproofness variation after slight deformation.

Drawings

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

FIG. 2 is a schematic view of the connection of the inner boot of the present invention;

fig. 3 is a view showing an installation structure of the locking member in the present invention.

In the figure: 1. a pulley body; 2. a bearing; 3. a step plate; 4. an inner dustproof sleeve; 5. connecting grooves; 6. a dust cover; 7. a locking member; 41. connecting sleeves; 42. a connecting ring; 43. a handle; 71. an expansion block; 72. locking the bolt; 73. expanding the column.

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. 1-3, the present invention provides a technical solution: a hot-rolled pulley with a dustproof device comprises a pulley body 1, a bearing 2 is in interference connection with the inside of the pulley body 1, a step plate 3 is fixedly connected with the side surface of the bearing 2, the side surface of the step plate 3 is tightly attached to one side of the pulley body 1, a connecting groove 5 is formed in one side, close to the step plate 3, of the inside of each of two sides of the pulley body 1, a dustproof cover 6 is in interference connection with the inside of the connecting groove 5, one side of the dustproof cover 6 is tightly attached to one side of the step plate 3, a locking member 7 penetrating through the connecting groove 5 is embedded and connected into the inside of the dustproof cover 6, the connecting groove 5 is an inverted T-shaped member, the locking member 7 comprises an expansion block 71, threads are arranged at the top end of the inside of the expansion block 71, arc-shaped members are fixedly connected to two sides of the bottom end of the expansion block 71, two groups of the separately connected members are embedded into two sides of a protruding part inside the connecting groove 5 respectively, the locking member 7 also comprises a locking bolt 72, the locking bolt 72 is in threaded connection with the top end inside the expansion block 71, the bottom end of the locking bolt 72 is fixedly connected with an expansion column 73, the dustproof cover 6, the expansion block 71 and the expansion column 73 are all members made of silica gel, the expansion column 73 is embedded in the bottom end inside the expansion block 71, compared with the prior art, the dustproof cover 6 in the device is more firmly connected with the pulley body 1, the dustproof cover is reinforced through the locking member 7 to prevent the problem of falling off after long-time use, meanwhile, the locking member 7 and the dustproof cover 6 both have certain deformation capacity, so that the problem of poor sealing performance after slight deformation of the pulley body 1 can be prevented, the inner dustproof sleeve 4 is supported in the inner wall of the bearing 2, the inner dustproof sleeve 4 comprises a connecting sleeve 41, the connecting sleeve 41 is a spiral member, and the side edges of the spiral part of the connecting sleeve 41 are mutually bonded and connected, the both ends of adapter sleeve 41 all the adhesive connection have the go-between 42, the outside at bearing 2 both ends is hugged closely to go-between 42, the inside both ends of adapter sleeve 41 all the adhesive connection have handle 43, this device is through interior dirt proof boot 4, can protect the inner wall of bearing 2, thereby prevent that the inner wall of bearing 2 from adsorbing the dust, lead to the problem that causes negative effects behind the installation connecting axle, compare in prior art, interior dirt proof boot 4 can be dismantled through pulling handle 43, it is simpler to dismantle, the content that does not make detailed description in this specification all belongs to the prior art that technical staff in the field knows simultaneously.

When the inner dustproof sleeve 4 is required to be taken down, the connecting sleeves 41 can be pulled directly through the handles 43, after the inner walls of the connecting sleeves 41 are separated, the columnar members formed by the connecting sleeves 41 can be detached, so that the inner dustproof sleeve 4 can be taken out from the inside of the bearing 2, when the dustproof cover 6 is installed, the bottom end of the dustproof cover 6 is forcibly embedded into the connecting groove 5, the other side of the dustproof cover 6 is tightly attached to the upper side of the stepped plate 3, the expansion block 71 in the locking member 7 is embedded into the dustproof cover 6, the locking bolt 72 is in threaded connection with the inside of the expansion block 71, after the locking bolt 72 is installed, the expansion column 73 can prop open the arc blocks at the bottom end of the expansion block 71, and the two groups of arc blocks can be embedded into the protruding parts at two sides of the bottom end of the connecting groove 5 after being propped open, so that the dust cap 6 can be fixed.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides a hot rolling pulley with dust keeper, includes pulley body (1), the inside interference of pulley body (1) is connected with bearing (2), bearing (2) side fixedly connected with ladder board (3), one side at pulley body (1) is hugged closely to the side of ladder board (3), its characterized in that: inside one side of being close to notch cuttype board (3) of pulley body (1) both sides has all seted up spread groove (5), the inside interference of spread groove (5) is connected with shield (6), one side of shield (6) is hugged closely in one side of notch cuttype board (3), and the inside embedding of shield (6) is connected with locking member (7) of running through in spread groove (5), interior dirt proof boot (4) have been propped in the inner wall of bearing (2).

2. The hot-rolled pulley with the dustproof device according to claim 1, wherein: the inner dustproof sleeve (4) comprises a connecting sleeve (41), the connecting sleeve (41) is a spiral member, and the side edges of the spiral part of the connecting sleeve (41) are mutually bonded and connected.

3. The hot-rolled pulley with the dustproof device according to claim 2, wherein: both ends of the connecting sleeve (41) are respectively connected with a connecting ring (42) in an adhering mode, the connecting rings (42) are tightly attached to the outer sides of both ends of the bearing (2), and both ends inside the connecting sleeve (41) are respectively connected with a handle (43) in an adhering mode.

4. The hot-rolled pulley with the dustproof device according to claim 1, wherein: the connecting groove (5) is an inverted T-shaped member, the locking member (7) comprises an expansion block (71), arc-shaped members are fixedly connected to two sides of the bottom end of the expansion block (71), and the two groups of arc-shaped members are embedded into two sides of a protruding part in the connecting groove (5) respectively.

5. The hot-rolled pulley with the dustproof device according to claim 4, wherein: the locking member (7) further comprises a locking bolt (72), the locking bolt (72) is in threaded connection with the top end inside the expansion block (71), and the bottom end of the locking bolt (72) is fixedly connected with an expansion column (73).

6. The hot-rolled pulley with the dustproof device according to claim 5, wherein: the dustproof cover (6), the expansion block (71) and the expansion column (73) are all members made of silica gel, and the expansion column (73) is embedded into the bottom end inside the expansion block (71).