CN217271649U

CN217271649U - Displacement absorber for steam discharge silencer

Info

Publication number: CN217271649U
Application number: CN202220128901.9U
Authority: CN
Inventors: 丁荧; 谢卫波
Original assignee: Wuxi Changfa Power Machinery Co ltd
Current assignee: Wuxi Changfa Power Machinery Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-08-23
Anticipated expiration: 2032-01-18

Abstract

The utility model relates to the technical field of displacement absorbers, and discloses a displacement absorber for a steam discharge silencer, which solves the problem that the current silencer is rigidly connected with a steel frame bracket and is easy to be damaged by impact when in use, and comprises a fixed steel frame and a silencer body, wherein the upper end of the fixed steel frame is connected with the silencer body, and a displacement absorber component is connected between the silencer body and the fixed steel frame, through the arrangement of the displacement absorber component, when the aspirator body is impacted, an upper sleeve moves downwards, at the moment, a first spring is stressed and compressed, and an upper connecting rod and a lower connecting rod at two sides respectively extrude buffer blocks at two sides, so that a second spring is stressed and compressed, and a third spring and a damping rod are stressed and compressed at the same time, under the reacting force of the first spring, the second spring and the third spring and under the absorption action of the damping rod, the displacement absorber component can buffer the force, the muffler body is effectively prevented from being damaged, and the service life is prolonged.

Description

Displacement absorber for steam discharge silencer

Technical Field

The utility model belongs to the technical field of the displacement absorber, specifically be a displacement absorber for steam emission muffler.

Background

Because large-scale generating set boiler steam emission volume is big, so the emission counter-force of muffler equipment is very huge, and the muffler is rigid connection again rather than the steelframe of fixed usefulness, easily leads to the muffler can appear the breakage phenomenon in long-time work, consequently, needs design a displacement absorber for steam emission muffler.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a displacement absorber for steam emission muffler, effectual when having solved present muffler use with steelframe support rigid connection, easily receive the problem of impact damage.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a displacement absorber for steam emission muffler, includes fixed steelframe and muffler body, fixed steelframe upper end is connected with the muffler body, is connected with displacement absorber subassembly between muffler body and the fixed steelframe, and the displacement absorber subassembly includes the bottom plate, and the bottom plate upper end is connected with the lower sleeve, and the pot head is equipped with the sleeve on the lower sleeve, goes up the sleeve upper end and is connected with the connecting plate, goes up to be connected with first spring between sleeve lower extreme and the bottom plate, and the lower sleeve is outside to first spring housing located.

Preferably, the upper sleeve is internally connected with a supporting rod, the lower end of the supporting rod is connected with a sliding plate, the sliding plate is connected with the lower sleeve in a sliding mode, and two sides of the lower end of the sliding plate are connected with damping rods.

Preferably, the bilateral symmetry of the inner upper wall of the upper sleeve is rotationally connected with an upper connecting rod, the lower ends of the two upper connecting rods are rotationally connected with buffer blocks, the lower ends of the two buffer blocks are rotationally connected with a lower connecting rod, and the lower connecting rod is rotationally connected with the inner wall of the lower sleeve.

Preferably, two buffer block middle part through connection has the horizontal pole, and the horizontal pole runs through branch, and branch inside corresponds the horizontal pole department of running through and has seted up the through-hole, and the horizontal pole is located the inside swing joint of through-hole.

Preferably, the horizontal pole both ends all are connected with the stopper, just are located the horizontal pole outer end cover between two stoppers and are equipped with the second spring.

Preferably, the upper end of the connecting plate is provided with a connecting hole, and the silencer body is connected with the connecting hole through a bolt.

Preferably, the lower end of the sliding plate is connected with a third spring, and the lower end of the third spring is connected with the lower end of the inner part of the lower sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through the setting of displacement absorber subassembly, when the aspirator body receives the impact force, go up sleeve downstream, this moment, first spring atress compression, the last connecting rod of both sides extrudees the both sides buffer block respectively with lower connecting rod, make second spring atress compression, third spring and damping rod atress compression simultaneously, at first spring, under the reaction force of second spring and third spring, and under the absorbing action of damping rod, make the displacement absorber subassembly can cushion power, the effectual muffler body of avoiding is impaired, service life is prolonged.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic structural view of the displacement absorber assembly of the present invention;

in the figure: 1. fixing the steel frame; 2. a muffler body; 3. a displacement absorber assembly; 301. a base plate; 302. a lower sleeve; 303. an upper sleeve; 304. a connecting plate; 305. a first spring; 306. a strut; 307. a slide plate; 308. a damping lever; 309. an upper connecting rod; 310. a buffer block; 311. a lower connecting rod; 312. a cross bar; 313. a through hole; 314. a limiting block; 315. a second spring.

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 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.

Embodiment one, given by fig. 1 and fig. 2, the utility model discloses a fixed steelframe 1 and

muffler body

2, 1 upper end of fixed steelframe is connected with muffler body 2, be connected with displacement absorber subassembly 3 between muffler body 2 and the fixed steelframe 1, displacement absorber subassembly 3 includes bottom plate 301, bottom plate 301 upper end is connected with down sleeve 302, the pot head is equipped with sleeve 303 on the lower sleeve 302, it is connected with connecting plate 304 to go up sleeve 303 upper end, be connected with first spring 305 between upper sleeve 303 lower extreme and the bottom plate 301, it is outside that sleeve 302 is located to first spring 305 cover.

In the second embodiment, on the basis of the first embodiment, a strut 306 is connected inside the upper sleeve 303, a sliding plate 307 is connected to the lower end of the strut 306, the sliding plate 307 is slidably connected inside the lower sleeve 302, damping rods 308 are connected to both sides of the lower end of the sliding plate 307 for absorbing downward impact force, upper connecting rods 309 are symmetrically and rotatably connected to both sides of the inner upper wall of the upper sleeve 303, buffer blocks 310 are rotatably connected to the lower ends of the two upper connecting rods 309, lower connecting rods 311 are rotatably connected to the lower ends of the two buffer blocks 310, a cross rod 312 is rotatably connected to the inner wall of the lower sleeve 302, a cross rod 312 penetrates through the middle of the two buffer blocks 310, the cross rod 312 penetrates through the strut 306, a through hole 313 is formed in the inner portion of the strut 306 corresponding to the through hole 312, the cross rod 312 is movably connected inside the through hole 313, both ends of the cross rod 312 are connected to limit blocks 314, and a second spring 315 is sleeved between the two limit blocks 314 and at the outer end of the cross rod 312, the connecting hole is opened at the upper end of connecting plate 304, and through bolted connection between muffler body 2 and the connecting hole, the lower extreme of slide 307 is connected with third spring 316, and the lower extreme of third spring 316 is connected with the inside lower extreme of lower sleeve 302, can cushion power through third spring 316.

The working principle is as follows: when the silencer is used, when the silencer body 2 is impacted, the displacement absorber assembly 3 absorbs the impact, so that the silencer body 2 is prevented from being damaged; impact force acts on the upper sleeve 303 through the connecting plate 304 and then is transmitted downwards, at this time, the first spring 305 is compressed by force, the force is buffered under the action force of the first spring 305, meanwhile, as the upper sleeve 303 moves downwards, the upper connecting rod 309 and the lower connecting rod 311 on two sides inside the upper sleeve 303 respectively drive the buffer blocks 310 on two sides to move towards each other, the second spring 315 is compressed by force, the force is further buffered under the action force of the second spring 315, in addition, when the upper sleeve 303 moves downwards, the supporting rod 306 drives the sliding plate 307 to move downwards, the sliding plate 307 further downwards extrudes the third spring 316 and the damping rod 308, the force is buffered again under the action force of the third spring 316 and the absorption action force of the damping rod 308, and through the structure, the displacement absorber assembly 3 can buffer the force and avoid the silencer body 2 from being damaged.

Claims

1. The utility model provides a displacement absorber for steam discharge muffler, includes fixed steelframe (1) and muffler body (2), its characterized in that: fixed steelframe (1) upper end is connected with muffler body (2), be connected with displacement absorber subassembly (3) between muffler body (2) and fixed steelframe (1), displacement absorber subassembly (3) are including bottom plate (301), bottom plate (301) upper end is connected with down sleeve (302), lower sleeve (302) upper end cover is equipped with sleeve (303), it is connected with connecting plate (304) to go up sleeve (303) upper end, be connected with first spring (305) between last sleeve (303) lower extreme and bottom plate (301), sleeve (302) outside down is located to first spring (305) cover.

2. A displacement absorber for a steam discharge silencer according to claim 1, wherein: go up sleeve (303) internal connection and have branch (306), branch (306) lower extreme is connected with slide (307), slide (307) and the inside sliding connection of lower sleeve (302), and slide (307) lower extreme both sides all are connected with damping rod (308).

3. A displacement absorber for a steam discharge silencer according to claim 1, wherein: the inner upper wall of the upper sleeve (303) is symmetrically and rotatably connected with upper connecting rods (309), the lower ends of the two upper connecting rods (309) are rotatably connected with buffer blocks (310), the lower ends of the two buffer blocks (310) are rotatably connected with lower connecting rods (311), and the lower connecting rods (311) are rotatably connected with the inner wall of the lower sleeve (302).

4. A displacement absorber for a steam discharge silencer according to claim 3, wherein: two buffer block (310) middle part through connection has horizontal pole (312), and horizontal pole (312) run through branch (306), and branch (306) inside corresponds horizontal pole (312) and runs through the department and has seted up through-hole (313), and horizontal pole (312) are located the inside swing joint of through-hole (313).

5. A displacement absorber for a steam discharge silencer according to claim 4, wherein: both ends of the cross rod (312) are connected with limiting blocks (314), and a second spring (315) is sleeved between the two limiting blocks (314) and at the outer end of the cross rod (312).

6. A displacement absorber for a steam discharge silencer according to claim 1, wherein: the upper end of the connecting plate (304) is provided with a connecting hole, and the silencer body (2) is connected with the connecting hole through a bolt.

7. A displacement absorber for a steam discharge muffler according to claim 2, wherein: the lower end of the sliding plate (307) is connected with a third spring (316), and the lower end of the third spring (316) is connected with the lower end in the lower sleeve (302).