CN212564363U

CN212564363U - Centrifugal adjusting self-lubricating rubber sealing ring

Info

Publication number: CN212564363U
Application number: CN202020951629.5U
Authority: CN
Inventors: 周连祥
Original assignee: New Changzhou Mstar Technology Ltd
Current assignee: New Changzhou Mstar Technology Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-02-19
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to a rubber seal technical field just discloses centrifugal regulation self-lubricating rubber seal, including the sealing washer body, the inside fixedly connected with annular oil tank of sealing washer body, the upper end threaded connection of annular oil tank has the oil cap that extends to sealing washer body upper end and run through annular oil tank upper wall, the outside and the inboard of sealing washer body have all been seted up quantity and have been three stripe groove, the inner chamber outer wall fixedly connected with guide cylinder of annular oil tank. This centrifugal self-lubricating rubber seal that adjusts possesses lubricated effectual and be convenient for adjust advantages such as filling oil flow, when having solved sealed axis body and driving the sealing washer rotatory, the centrifugal valve switch-on oil circuit lubricates the inboard stripe interlock groove of sealing washer, does not handle the sealing washer outer lane, and lubricated effect remains to be improved, and simultaneously, the governing valve of adjusting the lubricating oil and filling the flow is located the sealing washer outside, and during the regulation, need take out the sealing washer, the problem of the operation of not being convenient for.

Description

Centrifugal adjusting self-lubricating rubber sealing ring

Technical Field

The utility model relates to a rubber seal technical field specifically is centrifugal self-lubricating rubber seal that adjusts.

Background

The rubber seal ring is an annular cover composed of one or more parts, is fixed on one ferrule or gasket of the bearing and is in contact with the other ferrule or gasket or forms a narrow labyrinth gap to prevent lubricating oil from leaking out and foreign matters from entering.

The centrifugal adjusting self-lubricating rubber sealing ring disclosed in the Chinese patent CN201410454399.0 solves the problems that a shaft body or a bearing rotating at a high speed is difficult to fill lubricating oil after being sealed, the lubricating oil is easy to throw out, and the sealing and lubricating effect is not ideal and inconvenient to operate.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a centrifugal self-lubricating rubber seal that adjusts possesses lubricated effectual and be convenient for adjust advantages such as filling oil flow, when having solved sealed axis body and driving the sealing washer rotatory, the centrifugal valve switch-on oil circuit lubricates the inboard stripe interlock groove of sealing washer, does not handle the sealing washer outer lane, and lubricated effect remains to be improved, and simultaneously, the governing valve that adjusts lubricating fluid and fills the flow is located the sealing washer outside, during the regulation, need take out the sealing washer, the problem of the operation of being not convenient for.

(II) technical scheme

For the purpose that realizes above-mentioned lubricated effectual and be convenient for adjust the filling oil flow, the utility model provides a following technical scheme: the centrifugal adjusting self-lubricating rubber sealing ring comprises a sealing ring body, wherein an annular oil tank is fixedly connected inside the sealing ring body, an oil cover which extends to the upper end of the sealing ring body and penetrates through the upper wall of the annular oil tank is in threaded connection with the upper end of the annular oil tank, three stripe grooves are respectively formed in the outer side and the inner side of the sealing ring body, a guide cylinder is fixedly connected to the outer wall of an inner cavity of the annular oil tank, a limiting ring is fixedly connected to the left end of the inner cavity of the guide cylinder, an oil baffle plate is slidably connected inside the guide cylinder, an adjusting rod which extends to the outside of the guide cylinder is fixedly connected to the right end of the oil baffle plate, an oil baffle ring which is positioned outside the adjusting rod is fixedly connected to the inside of the guide cylinder, a limiting plate which is positioned at the right side of the guide cylinder is fixedly connected to the outside of, the utility model discloses a seal ring, including sealing washer body, regulation pole, strip groove, arc wall, stopper, connecting rod, spout, the inside of sealing washer body is seted up and is located the inboard arc wall of annular oil tank, the right-hand member fixedly connected with of regulation pole extends to the inside spherical stopper of arc wall, the inside of sealing washer body is seted up quantity and is two and communicates the guide cylinder inboard three with the outside respectively strip groove and arc wall are inboard three the play oil circuit of arc wall, fixedly connected with is located the connecting rod of adjusting the pole top between the inner chamber outer wall of annular oil tank, the spout has been seted up to the front end of connecting rod, the inside sliding connection of spout has the slider that extends to the spout outside, the lower extreme fixedly connected with of slider is located the stopper of connecting rod front side, the front end swing joint of.

Preferably, the annular oil tank is made of elastic steel, and the limiting ring is internally provided with four first oil outlet holes communicated with the inner side and the outer side of the limiting ring.

Preferably, the left end of the oil baffle is provided with a plurality of second oil outlets which are distributed in an annular and equidistant manner, and the distance from the inner end of each second oil outlet to the axis of the oil baffle is greater than the inner diameter of the oil baffle ring.

Preferably, the inner wall of the inner cavity of the annular oil tank is provided with a yielding hole matched with the size of the spherical plug, and the size of the arc-shaped groove is matched with the size of the spherical plug.

Preferably, the front end of the sliding block is fixedly connected with a rack matched with the gear, and the rack is meshed with the gear.

Preferably, the upper ends of the oil cover and the adjusting knob are provided with rotating grooves, the rotating grooves are regular hexagons, and the outer portion of the adjusting knob is fixedly connected with a limiting check ring located on the inner top wall of the annular oil tank.

(III) advantageous effects

Compared with the prior art, the utility model provides a centrifugal self-lubricating rubber seal that adjusts possesses following beneficial effect:

the centrifugal adjusting self-lubricating rubber sealing ring is provided with the guide cylinder, the adjusting rod, the reset spring and the spherical plug, when the sealing ring body rotates, under the centrifugal action, the spherical plug extrudes the adjusting rod to enable the reset spring to move leftwards to leave the arc-shaped groove, and meanwhile, the adjusting rod pushes the oil baffle leftwards to enable the right end of the oil baffle to leave the oil baffle ring, lubricating oil can flow into an oil outlet way through a second oil outlet hole in the oil baffle plate to enter the strip groove and simultaneously lubricate the inner side and the outer side of the sealing ring body, the lubricating effect is improved, the sliding groove, the sliding block, the limiting block and the adjusting knob are arranged, the gear can be driven to rotate by rotating the adjusting knob, the sliding block is driven to move by the rack meshed with the gear, the limiting block is driven to move leftwards and rightwards, and the gap between the oil baffle plate and the oil baffle ring and, thereby control out the oil flow velocity, reach the purpose of adjusting lubricating oil flow volume of producing oil, extend to sealing washer body upper end and be provided with regular hexagon's adjust knob through the setting, just can adjust through interior hexagonal spanner at the sealing washer terminal surface, the operation of being convenient for, through above setting, possess lubricated effectual and be convenient for adjust the advantage of filling oil flow volume.

Drawings

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

fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: the oil-retaining ring comprises a sealing ring body 1, an annular oil tank 2, an oil cover 3, a stripe groove 4, a guide cylinder 5, a limiting ring 6, an oil baffle 7, an adjusting rod 8, an oil baffle ring 9, a limiting plate 10, a return spring 11, an arc groove 12, a spherical plug 13, an oil outlet path 14, a connecting rod 15, a sliding groove 16, a sliding block 17, a limiting block 18, a gear 19 and an adjusting knob 20.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the centrifugal adjusting self-lubricating rubber seal ring comprises a seal ring body 1, an annular oil tank 2 is fixedly connected inside the seal ring body 1, an oil cover 3 extending to the upper end of the seal ring body 1 and penetrating through the upper wall of the annular oil tank 2 is in threaded connection with the upper end of the annular oil tank 2, three stripe grooves 4 are respectively formed in the outer side and the inner side of the seal ring body 1, a guide cylinder 5 is fixedly connected to the outer wall of an inner cavity of the annular oil tank 2, a limiting ring 6 is fixedly connected to the left end of the inner cavity of the guide cylinder 5, the annular oil tank 2 is made of elastic steel, four first oil outlet holes communicated with the inner side and the outer side of the limiting ring 6 are arranged inside the limiting ring 6, an oil baffle plate 7 is slidably connected inside the guide cylinder 5, an adjusting rod 8 extending to the outer side of the guide cylinder 5 is fixedly connected to the right end of the, the left end of the oil baffle plate 7 is provided with a plurality of second oil outlets which are distributed in an annular and equidistant manner, the distance from the inner end of each second oil outlet to the axis of the oil baffle plate 7 is larger than the inner diameter of the oil retainer ring 9, the outer part of the adjusting rod 8 is fixedly connected with a limiting plate 10 positioned at the right side of the guide cylinder 5, the left end of the limiting plate 10 and the right end of the oil retainer ring 9 are fixedly connected with a reset spring 11 positioned at the outer part of the adjusting rod 8, the inner part of the sealing ring body 1 is provided with an arc-shaped groove 12 positioned at the inner side of the annular oil tank 2, the right end of the adjusting rod 8 is fixedly connected with a spherical plug 13 extending into the arc-shaped groove 12, the inner wall of the inner cavity of the annular oil tank 2 is provided with abdicating holes matched with the size of the spherical plug 13, the size of the arc-shaped groove 12 is matched with the size of the spherical plug 13, the inner part of the sealing ring body 1 is, fixedly connected with is located the connecting rod 15 who adjusts 8 tops between 2 inner chamber inside and outside walls of annular oil tank, spout 16 has been seted up to connecting rod 15's front end, 16 inside sliding connection of spout has the slider 17 that extends to 16 outside of spout, the lower extreme fixedly connected with of slider 17 is located the stopper 18 of connecting rod 15 front sides, the front end swing joint of slider 17 has gear 19, the front end fixedly connected with of slider 17 and the rack of 19 looks adaptations of gear, the rack meshes with gear 19, gear 19's inboard fixedly connected with runs through the inner chamber upper wall of annular oil tank 2 and extends to adjust knob 20 of sealing washer body 1 upper end, oil cover 3 and adjust knob 20's upper end all is provided with the rotation groove, the rotation groove is regular hexagon, adjust knob 20's outside fixedly connected with is located the spacing retaining ring of 2 interior roof of.

In summary, according to the centrifugal type adjusting self-lubricating rubber seal ring, by arranging the guide cylinder 5, the adjusting rod 8, the return spring 11 and the spherical plug 13, when the seal ring body 1 rotates, under the centrifugal action, the spherical plug 13 extrudes the adjusting rod 8, so that the return spring 11 moves leftwards to leave the arc-shaped groove 12, meanwhile, the adjusting rod 8 pushes the oil baffle plate 7 leftwards to push the oil baffle plate 7, so that the right end of the oil baffle plate 7 leaves the oil baffle ring 9, the lubricating oil can flow into the oil outlet passage 14 through the second oil outlet in the oil baffle plate 7 to enter the stripe groove 4, so as to lubricate the inner side and the outer side of the seal ring body 1, so as to improve the lubricating effect, by arranging the sliding groove 16, the sliding block 17, the limiting block 18 and the adjusting knob 20, the gear 19 can be driven to rotate by rotating the adjusting knob 20, the rack meshed with the gear 19 drives the sliding, just can control the clearance size between oil baffle 7 and the oil deflector ring 9 and the clearance between spherical stopper 13 and the arc wall 12, thereby control out the oil velocity of flow, reach the mesh of adjusting lubricating oil flow, extend to sealing washer body 1 upper end and be provided with regular hexagon's adjust knob 20 through setting up, just can adjust through interior hexagonal wrench at the sealing washer terminal surface, be convenient for operate, through the above setting, possess lubricated effectual and be convenient for adjust the advantage of filling oil flow, when having solved the sealed axis body and driving the sealing washer rotation, the centrifugal valve switch-on oil circuit, lubricate the inboard stripe interlock groove of sealing washer, do not handle the sealing washer outer lane, the lubricated effect remains to be improved, and simultaneously, the governing valve of adjusting the lubricating oil liquid flow that fills is located the sealing washer outside, during the regulation, need take out the sealing washer, be not convenient for the problem of operation.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Centrifugal self-lubricating rubber seal that adjusts, including sealing washer body (1), its characterized in that: the sealing ring is characterized in that an annular oil tank (2) is fixedly connected to the inside of the sealing ring body (1), an oil cover (3) which extends to the upper end of the sealing ring body (1) and penetrates through the upper wall of the annular oil tank (2) is in threaded connection with the upper end of the annular oil tank (2), three stripe grooves (4) are formed in the outer side and the inner side of the sealing ring body (1), a guide cylinder (5) is fixedly connected to the outer wall of an inner cavity of the annular oil tank (2), a limiting ring (6) is fixedly connected to the left end of the inner cavity of the guide cylinder (5), an oil baffle plate (7) is slidably connected to the inside of the guide cylinder (5), an adjusting rod (8) which extends to the outside of the guide cylinder (5) is fixedly connected to the right end of the oil baffle plate (7), an oil baffle ring (9) which is located on the outer side of the adjusting rod (8) is fixedly connected to the inside of the guide cylinder (5, the left end of the limiting plate (10) and the right end of the oil retainer ring (9) are fixedly connected with a return spring (11) positioned outside the adjusting rod (8), the inside of the sealing ring body (1) is provided with an arc-shaped groove (12) positioned on the inner side of the annular oil tank (2), the right end of the adjusting rod (8) is fixedly connected with a spherical plug (13) extending to the inside of the arc-shaped groove (12), the inside of the sealing ring body (1) is provided with two oil outlet paths (14) which are respectively communicated with the three strip grooves (4) on the inner side and the three outer sides of the guide cylinder (5), the arc-shaped grooves (12) and the three arc-shaped grooves (12) on the inner side, a connecting rod (15) positioned above the adjusting rod (8) is fixedly connected between the inner wall and the outer wall of the inner cavity of the annular oil tank (2), the front end of the connecting rod (15) is provided with a sliding groove (16), and a sliding, the lower extreme fixedly connected with of slider (17) is located stopper (18) of connecting rod (15) front side, the front end swing joint of slider (17) has gear (19), the inboard fixedly connected with of gear (19) runs through the inner chamber upper wall of annular oil tank (2) and extends to adjust knob (20) of sealing washer body (1) upper end.

2. The centrifugal conditioning self-lubricating rubber seal ring of claim 1, wherein: the annular oil tank (2) is made of elastic steel, and the limiting ring (6) is internally provided with first oil outlet holes which are four in number and are communicated with the inner side and the outer side of the limiting ring (6).

3. The centrifugal conditioning self-lubricating rubber seal ring of claim 1, wherein: the left end of the oil baffle plate (7) is provided with a plurality of second oil outlets which are distributed in an annular and equidistant mode, and the distance from the inner end of each second oil outlet to the axis of the oil baffle plate (7) is larger than the inner diameter of the oil baffle ring (9).

4. The centrifugal conditioning self-lubricating rubber seal ring of claim 1, wherein: the inner wall of the inner cavity of the annular oil tank (2) is provided with a yielding hole matched with the size of the spherical plug (13), and the size of the arc-shaped groove (12) is matched with the size of the spherical plug (13).

5. The centrifugal conditioning self-lubricating rubber seal ring of claim 1, wherein: the front end of the sliding block (17) is fixedly connected with a rack matched with the gear (19), and the rack is meshed with the gear (19).

6. The centrifugal conditioning self-lubricating rubber seal ring of claim 1, wherein: the upper ends of the oil cover (3) and the adjusting knob (20) are provided with rotating grooves, the rotating grooves are regular hexagons, and the outer portion of the adjusting knob (20) is fixedly connected with a limiting retainer ring located on the inner top wall of the annular oil tank (2).