CN213627803U

CN213627803U - Composite wear-resistant ring with double-layer structure

Info

Publication number: CN213627803U
Application number: CN202022456484.4U
Authority: CN
Inventors: 杭大强
Original assignee: Wuxi Dahong Mechanical Equipment Manufacturing Co ltd
Current assignee: Wuxi Dahong Mechanical Equipment Manufacturing Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-07-06
Anticipated expiration: 2030-10-29

Abstract

The utility model relates to a wear-resisting ring technical field specifically is a its compound wear-resisting ring who is equipped with bilayer structure, including the inlayer ring body, the outside contact of first connecting block is connected with outer ring body, the outside contact of outer ring body is connected with the protection ring, the outer end fixedly connected with assembly piece of protection ring, the outside contact of assembly piece is connected with fan-shaped ring, outer ring body contacts respectively with the outer end of inlayer ring body and is connected with and presss from both sides tight piece, the inboard of recess articulates there is the activity post, the outside fixedly connected with fly leaf of activity post. The utility model discloses an outside contact of first connecting block is connected with outer ring body, and the outside contact of outer ring body is connected with the protection ring, and the outer end fixedly connected with assembly piece of protection ring, the outside contact of assembly piece are connected with the fan-shaped ring, and outer ring body and the outer end of inlayer ring body contact respectively are connected with and press from both sides tight piece, can make outer ring body and inlayer ring body can not receive the friction after drop, convenient the dismantlement simultaneously.

Description

Composite wear-resistant ring with double-layer structure

Technical Field

The utility model relates to a wear ring technical field specifically is a its compound wear ring who is equipped with bilayer structure.

Background

When the piston moves up and down in the cylinder, the piston ring moves radially relative to the ring groove; and because there is the clearance between ring and the annular, so under the effect of alternating gas effort, inertial force and cylinder wall friction force, the ring just is at annular both sides back and forth movement, and these two kinds of movements make annular and ring side appear wearing and tearing, when the annular is worn and torn to certain extent, just can not play effectual sealed effect to the gas, cause the unable normal use of piston, so, what play the decisive role to piston life is the wearability of piston annular. Therefore, in order to reduce the wear rate of the piston ring groove, a wear ring is inserted into the ring groove portion during piston casting to improve the wear resistance of the piston ring groove, thereby improving the service life of the piston.

But wear ring wearing and tearing are great in the use, and the wear ring is mostly single structure in the current wear ring, and wear ring's self protective properties is than lower, often can take place to damage, is unfavorable for practicing thrift the cost to when needs are changed, can reduce work efficiency because of wear ring's dismantlement is inconvenient.

In order to solve the above problems, the present application proposes a composite wear ring having a double-layer structure.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides an it is equipped with bilayer structure's compound wear ring, has wear-resisting stable characteristics.

(II) technical scheme

In order to solve the technical problem, the utility model provides a composite wear-resistant ring with a double-layer structure, which comprises an inner ring body, wherein the outer side of the inner ring body is fixedly connected with a first connecting block, the inner part of the inner ring body is provided with a heat dissipation hole, the inner part of the inner ring body is transversely provided with a heat absorption pad, the outer side of the first connecting block is in contact connection with an outer ring body, the outer side of the outer ring body is in contact connection with a protection ring, the outer end of the protection ring is fixedly connected with an assembling block, the outer side of the assembling block is in contact connection with a fan-shaped ring, the inner part of the fan-shaped ring is provided with a matching hole, the inner part of the matching hole is provided with a fixed pin, the outer ends of the outer ring body and the inner ring body are respectively in contact connection with a clamping block, the inner side of the clamping block, the outside fixedly connected with fly leaf of activity post, the screw hole is seted up to the upside of fly leaf, the outside fixedly connected with stopper of downside of fly leaf.

Preferably, the right side clamping block is connected with the inner side of the inner ring body in a clamping mode, and the left side clamping block is connected with the inner side of the outer ring body in a clamping mode.

Preferably, the protection ring is formed by splicing two semicircular bodies.

Preferably, the middle thread of the assembling block is connected with a second fixing bolt in a penetrating manner, and the second fixing bolt is located on the outer side of the assembling block and connected with a nut in a threaded manner.

Preferably, the threaded hole is internally and threadedly connected with a first fixing bolt, and the first fixing bolt is embedded in the assembling block.

Preferably, the outer side of the outer ring body is fixedly connected with a second connecting block, and the second connecting block is connected with the connecting groove in a matched mode.

Preferably, the outer side of the assembling block is arc-shaped, and the outer sides of the sector ring and the assembling block are arcs with the same radius.

The above technical scheme of the utility model has following profitable technological effect:

1. the utility model discloses a louvre has been seted up to the outside first connecting block of fixedly connected with of inlayer ring body, the inside of inlayer ring body, and the inside of inlayer ring body transversely is provided with the heat absorption pad, can avoid inside because of the not good reduction that causes the wearability of radiating effect.

2. The utility model discloses an outside contact of first connecting block is connected with outer ring body, the outside contact of outer ring body is connected with the protection ring, the outer end fixedly connected with assembly piece of protection ring, the outside contact of assembly piece is connected with the sector ring, the mating holes has been seted up to the inside of sector ring, the inside of mating holes is provided with the fixed pin, the outer ring body contacts respectively with the outer end of inlayer ring body and is connected with tight piece of clamp, can make outer ring body and inlayer ring body drop after can not receiving the friction, and sector ring and protection ring can be inseparabler link together, convenient the dismantlement simultaneously.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic structural view of a protective ring in the present invention;

fig. 3 is a schematic structural view of the middle clamping pad of the present invention.

Reference numerals:

1. an inner ring body; 2. a clamping block; 3. a clamping block; 4. a limiting block; 5. heat dissipation holes; 6. a heat absorbing pad; 7. a first fixing bolt; 8. a second fixing bolt; 9. a nut; 10. a movable plate; 11. an outer ring body; 12. a first connection block; 13. a second connecting block; 14. a guard ring; 15. assembling the block; 16. a fixing pin; 17. connecting grooves; 18. a mating hole; 19. a sector ring; 20. a movable post; 21. a groove; 22. a threaded bore.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in FIGS. 1-3, the utility model provides a composite wear-resistant ring with a double-layer structure, which comprises an inner ring body 1, a first connecting block 12 fixedly connected to the outer side of the inner ring body 1, a heat-dissipating hole 5 formed in the inner ring body 1, a heat-absorbing pad 6 transversely arranged in the inner ring body 1, an outer ring body 11 connected to the outer side of the first connecting block 12 in a contact manner, a protection ring 14 connected to the outer side of the outer ring body 11 in a contact manner, an assembling block 15 fixedly connected to the outer end of the protection ring 14, a fan-shaped ring 19 connected to the outer side of the assembling block 15 in a contact manner, a matching hole 18 formed in the inner part of the fan-shaped ring 19, a fixing pin 16 arranged in the matching hole 18, a clamping block 3 respectively connected to the outer ends of the outer ring body 11 and the inner ring body 1 in a contact manner, a clamping block 2 fixedly connected to the inner side of, the outer side fixedly connected with fly leaf 10 of activity post 20, the screw hole 22 has been seted up to the upside of fly leaf 10, and the outside fixedly connected with stopper 4 of downside of fly leaf 10 can make outer ring body 11 and inlayer ring body can not receive the friction back and drop to fan-shaped ring and protection ring can be inseparabler link together, convenient dismantlement simultaneously.

As shown in fig. 1, the right engaging block 2 is engaged with the inner side of the inner ring 1, and the left engaging block 2 is engaged with the inner side of the outer ring 11, thereby preventing the inner ring 1 and the outer ring 11 from relative displacement with respect to the clamp block 3.

In particular, the protection ring 14 is formed by splicing two semi-circular bodies, which facilitates the detachment and installation of the protection ring.

Furthermore, the middle thread of the assembling block 15 is connected with a second fixing bolt 8 in a penetrating manner, and the second fixing bolt 8 is located on the outer side of the assembling block 15 and is connected with a nut 9 in a threaded manner, so that the wear-resistant ring can be installed more stably.

Furthermore, the first fixing bolt 7 is connected to the inner thread of the threaded hole 22, and the first fixing bolt 7 is embedded into the assembling block 15, so that the clamping effect of the clamping block 3 on the inner ring body 1 and the outer ring body 11 is further enhanced.

It should be noted that the outer side of the outer ring body 11 is fixedly connected with the second connecting block 13, the second connecting block 13 is connected with the connecting groove 17 in a matching manner, and the second connecting block 13 is inserted into the connecting groove 17 to be matched, so that the operation is convenient.

It should be noted that the outer side of the assembling block 15 is circular arc, and the outer sides of the sector ring 19 and the assembling block 15 are circular arcs with the same radius, so that when the outer portions of the assembling block 15 and the sector ring 19 collide with the outside at the same time, large vibration caused by uneven surface cannot occur.

The utility model discloses a theory of operation and use flow: firstly, the outer ring body 11 and the protection ring 14 are inserted into the connecting groove 17 through the second connecting block 13 to be matched and connected, then the protection ring 14 is sleeved outside the outer ring body 11, then the inner ring body 1 is inserted into the outer ring body 11 through the first connecting block 12 to be matched and connected, at this time, part of the inner ring body 1 is inserted into the outer ring body 11, then the second fixing nut bolt 8 is threaded through the inside of the assembling block 15, the separated protection ring 14 is locked through the threaded connection of the nut 9 and the fixing bolt 8, then the fan-shaped ring 19 is sleeved on the outer side of the protection ring 14, the fixing pin 16 is inserted into the matching hole 18, so that the protection ring 14 and the fan-shaped ring 19 can be tightly jointed, then the clamping block 3 is respectively padded at the outer ends of the outer ring body 11 and the inner ring body 1, then the movable plate 10 is adjusted so that the threaded hole 22 can be aligned with, and then threaded through the threaded hole 22 to the inside of the fitting block 15 using the first fixing bolt 7.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a it is equipped with compound wear ring of bilayer structure, includes inlayer ring body (1), its characterized in that, the outside fixedly connected with first connecting block (12) of inlayer ring body (1), louvre (5) have been seted up to the inside of inlayer ring body (1), the inside of inlayer ring body (1) transversely is provided with heat absorption pad (6), the outside contact of first connecting block (12) is connected with outer ring body (11), the outside contact of outer ring body (11) is connected with protection ring (14), the outer end fixedly connected with assembly piece (15) of protection ring (14), the outside contact of assembly piece (15) is connected with fan-shaped ring (19), mating holes (18) have been seted up to the inside of fan-shaped ring (19), the inside of mating holes (18) is provided with fixed pin (16), outer ring body (11) and the outer end of inlayer ring body (1) contact respectively and are connected with clamp block (3), the clamping device is characterized in that a clamping block (2) is fixedly connected to the inner side of the clamping block (3), a groove (21) is formed in the outer side of the clamping block (3), a movable column (20) is hinged to the inner side of the groove (21), a movable plate (10) is fixedly connected to the outer side of the movable column (20), a threaded hole (22) is formed in the upper side of the movable plate (10), and a limiting block (4) is fixedly connected to the outer side of the lower side of the movable plate (10).

2. The composite wear-resistant ring with the double-layer structure is characterized in that the right clamping block (2) is clamped and connected with the inner side of the inner ring body (1), and the left clamping block (2) is clamped and connected with the inner side of the outer ring body (11).

3. A composite wear-resistant ring with a double-layer structure according to claim 1, characterized in that said protective ring (14) is made by splicing two semi-circular bodies.

4. The composite wear-resistant ring with the double-layer structure is characterized in that a second fixing bolt (8) penetrates through the middle thread of the assembling block (15), and a nut (9) is screwed on the second fixing bolt (8) which is positioned on the outer side of the assembling block (15).

5. The composite wear-resistant ring with the double-layer structure is characterized in that a first fixing bolt (7) is connected to the inner thread of the threaded hole (22) in a threaded mode, and the first fixing bolt (7) is embedded into the assembling block (15).

6. The composite wear-resistant ring with the double-layer structure is characterized in that a second connecting block (13) is fixedly connected to the outer side of the outer ring body (11), and the second connecting block (13) is in fit connection with a connecting groove (17).

7. The composite wear-resistant ring with the double-layer structure is characterized in that the outer side of the assembling block (15) is in a circular arc shape, and the outer sides of the sector ring (19) and the assembling block (15) are in circular arcs with the same radius.