CN210152860U

CN210152860U - Novel support ring for compressor

Info

Publication number: CN210152860U
Application number: CN201920864723.4U
Authority: CN
Inventors: 段明芳
Original assignee: Individual
Current assignee: Shenyang Hengman Compressor Manufacturing Co Ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-03-17
Anticipated expiration: 2029-06-11

Abstract

The utility model discloses a novel support ring for compressor, which belongs to the technical field of support rings and comprises a support ring, wherein the outer surface of the support ring is provided with a plurality of chutes and a plurality of chutes, the inner surface of the support ring is provided with a plurality of grooves and grooves, the bottom end of the support ring is provided with a plurality of slots, the top end of each slot is welded with a plurality of springs, the bottom end of each spring is fixedly connected with an auxiliary ring, the auxiliary ring comprises a convex ring, a bottom ring and a square groove, the bottom ring is connected with the bottom end of the support ring, the outer surface of the support ring is provided with chutes, the support ring expands into the chutes when being heated and expanded in work, the expansion size of the whole support ring can be reduced, the support ring is prevented from being damaged due to the contact with the cylinder wall when being expanded too much, the bottom end of the, the damage rate is reduced.

Description

Novel support ring for compressor

Technical Field

The utility model relates to a support ring technical field especially relates to a novel support ring for compressor.

Background

The compressor is used as an essential device in petrochemical production and needs to be stably and continuously operated for a relatively long time to meet the process requirement; the support ring is used as a common part and a vulnerable part in the compressor, and the reliability of the support ring seriously restricts the further improvement of the production efficiency.

The support ring is heated expansion in work, the increase and the cylinder wall's contact, increase friction promptly, and support ring wear rate is high, and the support ring needs to bear the weight of piston body and piston rod, and the pressure that the support ring received is big, after using a period, easily destroys under pressure, for this reason, we propose a novel support ring for compressor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel support ring for compressor, the chute has been seted up to the support ring surface, and to chute internal expansion when the thermal expansion is heated in the work, can reduce the holistic inflation size of support ring, prevent that the support ring inflation from too big and cylinder wall contact damage, there is the supplementary ring support ring bottom through spring coupling, when bearing piston pressure, the spring applys backpressure to the support ring, reduces the support ring pressure that the totality receives, reduces the damage rate.

The utility model provides a specific technical scheme as follows: the support ring is characterized by comprising a support ring, wherein a plurality of chutes and chutes are formed in the outer surface of the support ring, a plurality of grooves and grooves are formed in the inner surface of the support ring, a plurality of clamping grooves are formed in the bottom end of the support ring, springs and square grooves are welded to the top ends of the clamping grooves, an auxiliary ring is fixedly connected to the bottom end of each spring and comprises a convex ring, a bottom ring and a square groove, and the bottom ring is connected with the bottom end of the support ring.

Optionally, the convex ring is in interference connection with the bottom ring, square grooves are formed in the inner surface of the bottom ring, and the square grooves correspond to the grooves one to one.

The utility model has the advantages as follows:

the embodiment of the utility model provides a novel support ring for a compressor,

1. the chute has been seted up to the support ring surface, the support ring produces the heat at work, the support ring is heated the inflation, whole outside inflation because the surface has the chute, near material of chute expands until plugging up the chute to the chute in during the inflation, the support ring part is to the holistic inflation degree reduction of chute inflation back, can not contact with the cylinder wall after the whole inflation of support ring, the outside expanded size of support ring is reduced to the accessible chute, avoid the support ring inflation back and cylinder wall contact damage.

2. The bottom end of the support ring is provided with a clamping groove, the clamping groove is internally connected with a convex ring at the top end of the support ring through a spring, the convex ring can slide into the clamping groove, the bottom ring is connected with the bottom end of the support ring, when the support ring works, the top end of the support ring is pressed by a piston, the bottom end of the auxiliary ring is connected with a piston ring, when the piston works, the piston moves up and down, when the piston moves down, the support ring bears the weight of the piston, the support ring presses down, the auxiliary ring is fixed and does not move, the spring shortens under the action of the pressure of the support ring, the spring has elasticity, the spring wants to restore to the original shape after compression, exerts pressure on the support ring upwards, the support ring offsets a part of the pressure by the downward pressure of the piston and the upward pressure of the spring on the support ring, the total pressure borne by the support ring is reduced, the pressure on the support ring is reduced, and the service life is prolonged.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a support ring for a novel compressor according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a half-section structure of a support ring of a novel support ring for a compressor according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of a half-section structure of an auxiliary ring of a support ring for a novel compressor according to an embodiment of the present invention.

In the figure: chute 1, support ring 2, recess 3, spring 4, supplementary ring 5, bulge loop 501, end ring 502, square groove 503, draw-in groove 6.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

The following will describe a support ring for a novel compressor according to an embodiment of the present invention in detail with reference to fig. 1 to 3.

Referring to fig. 1-3, the embodiment of the utility model provides a novel support ring for compressor, including

support ring

2, 2 surfaces of support ring have been seted up chute 1 and have a plurality of, 2 internal surfaces of support ring have been seted up recess 3 and have a plurality ofly, draw-in groove 6 has been seted up to 2 bottoms of support ring, the welding of 6 tops of draw-in groove has spring 4 and spring 4 to have a plurality ofly, spring 4 bottom fixedly connected with assists ring 5, assist ring 5 includes bulge loop 501, end loop 502 and square groove 503, end loop 502 and support ring 2 bottoms are connected.

Illustratively, the support ring 2 is heated to expand, when the support ring is expanded, the material near the chute 1 expands towards the chute 1 until the chute 1 is blocked, when the piston moves downwards, the support ring 2 bears the weight of the piston, the support ring 2 is pressed downwards, the auxiliary ring 5 is fixed, the spring 4 is shortened under the pressure of the support ring 2, the spring 4 has elasticity, after the spring 4 is compressed, the spring 4 wants to restore to the original state, the support ring 2 is pressed upwards, the support ring 2 is partially offset by the downward pressure of the piston and the upward pressure of the spring 4 to the support ring 2, and the total pressure borne by the support ring 2 is reduced.

Referring to fig. 3, the convex ring 501 is in interference connection with the bottom ring 502, the inner surface of the bottom ring 502 is provided with square grooves 503, and the square grooves 503 correspond to the grooves 3 one to one.

Illustratively, the support ring 2 has an inward groove 3, the bottom ring 502 has an inward square groove 503, and the grooves 3 correspond to the square grooves 503 one by one, so that during operation, the added lubricating oil can flow downward through the grooves 3 and the square grooves 503.

When the piston ring is used, the support ring 2 and the auxiliary ring 5 are connected through the spring 4, the connected support ring 2 is installed at two ends of the piston ring, the bottom ring 502 at the bottom end of the auxiliary ring 5 is connected with the piston ring, the chute 1 is formed in the outer surface of the support ring 2, the support ring 2 is expanded outwards integrally when being heated, because the chute 1 is formed in the outer surface, materials near the chute 1 expand towards the chute 1 until the chute 1 is blocked during expansion, the integral expansion degree of the support ring 2 is reduced after part of the support ring expands towards the chute 1, the support ring 2 cannot be contacted with the cylinder wall after being expanded integrally, the outward expansion size of the support ring 2 can be reduced through the chute 1, the damage of the support ring 2 contacting with the cylinder wall after expansion is avoided, the clamping groove 6 is formed in the bottom end of the support ring 2, the support ring 2 and the auxiliary ring 5 are connected through, the bottom end of the auxiliary ring 5 is connected with a piston ring, when the piston moves downwards, the support ring 2 bears the weight of the piston, the support ring 2 is pressed downwards, the auxiliary ring 5 is fixed, the spring 4 is shortened under the pressure action of the support ring 2, the auxiliary ring 5 bears part of the pressure of the support ring 2, the spring 4 has elasticity, the spring 4 is required to restore the original shape after being compressed, pressure is exerted on the support ring 2 upwards, a part of the pressure exerted on the support ring 2 by the piston and the upper pressure exerted on the support ring 2 by the spring 4 are offset, and the total pressure borne by the support ring 2 is reduced, when the piston moves upwards, the pressure exerted by the spring 4 is greater than the pressure exerted by the piston, the spring 4 recovers, the support ring 2 moves upwards, can exert opposite power when supporting ring 2 atress through spring 4 self elasticity and offset partial pressure, reduce the pressure that supporting ring 2 received overall, improve life.

1. chute 1 has been seted up to 2 surfaces of support ring, support ring 2 produces the heat in the work, support ring 2 is heated the inflation, whole outside inflation, because the surface has chute 1, near material of chute 1 expands until plugging up chute 1 in to chute 1 during the inflation, support ring 2 part is to the holistic inflation degree of expansion reduction after the chute 1 internal expansion, can not contact with the cylinder wall after 2 whole expansions of support ring, accessible chute 1 reduces the outside expanded size of support ring 2, avoid 2 expansions of support ring after with the cylinder wall contact damage.

2. The bottom end of the support ring 2 is provided with a clamping groove 6, the clamping groove 6 is internally connected with a convex ring 501 at the top end of the support ring 2 and an auxiliary ring 5 through a spring 4, the convex ring 501 can slide into the clamping groove 6, the bottom ring 502 is connected with the bottom end of the support ring 2, when the support ring 2 works, the top end of the support ring 2 is pressed by a piston, the bottom end of the auxiliary ring 5 is connected with a piston ring, when the support ring 2 works, the piston moves up and down, when the piston moves down, the support ring 2 bears the weight of the piston, the support ring 2 presses down, the auxiliary ring 5 is fixed and does not move, the spring 4 shortens under the pressure of the support ring 2, the spring 4 has elasticity, after compression, the spring 4 wants to restore to the original shape, applies pressure to the support ring 2 upwards, the support ring 2 is partially offset by the pressing force of the piston and the upper pressure of the, the spring 4 is restored, the support ring 2 moves upwards, the reverse force can be applied to offset partial pressure when the support ring 2 is stressed through the self elasticity of the spring 4, the overall stress on the support ring 2 is reduced, and the service life is prolonged.

It should be noted that, the utility model relates to a novel support ring for compressor, including chute 1, support ring 2, recess 3, spring 4, supplementary ring 5, bulge loop 501, end ring 502, square groove 503, draw-in groove 6, the part is general standard component or the part that technical staff in the field knows, and its structure and principle all can all learn through the technical manual or learn through conventional experimental method for this technical staff.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a novel support ring for compressor, includes support ring (2), its characterized in that, support ring (2) surface has been seted up chute (1) and has been had a plurality of, support ring (2) internal surface is seted up fluted (3) and recess (3) have a plurality ofly, draw-in groove (6) have been seted up to support ring (2) bottom, the welding of draw-in groove (6) top has a plurality ofly spring (4) and spring (4), spring (4) bottom fixedly connected with auxiliary ring (5), auxiliary ring (5) are including bulge loop (501), end ring (502) and square groove (503), end ring (502) and support ring (2) bottom are connected.

2. The novel support ring for the compressor as claimed in claim 1, wherein the convex ring (501) is in interference connection with the bottom ring (502), the inner surface of the bottom ring (502) is provided with square grooves (503), and the square grooves (503) correspond to the grooves (3) one by one.