CN217873845U

CN217873845U - Flange part for connection with good anti-seismic performance

Info

Publication number: CN217873845U
Application number: CN202221627375.7U
Authority: CN
Inventors: 承天洋; 唐广林; 沈忠协; 周敏; 承刚; 卢迅
Original assignee: Jiangyin Hengrun Ring Forging Co ltd
Current assignee: Jiangyin Hengrun Ring Forging Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-11-22
Anticipated expiration: 2032-06-28

Abstract

The utility model relates to a flange technical field, specifically speaking relates to a flange part is used in connection that anti-seismic performance is good, including first ring flange, the recess is seted up to first ring flange upper surface, the inside a plurality of buffer spring that is equipped with of recess, one side of buffer spring is equipped with the block, inside the block has a plurality of and is located the recess, block and breach sliding connection, the breach is equipped with a plurality of and sets up at the cushion washer lower extreme, cushion washer lower extreme and buffer spring fixed connection, the laminating of cushion washer upper end and second ring flange lower surface, bolted connection is passed through with the second ring flange in first ring flange, both ends and the nut threaded connection of symmetry about the bolt. The utility model discloses, through buffering packing ring and second ring flange contact, when the second ring flange received from the top vibrations, extrude buffering packing ring downwards, through the sliding fit of buffering packing ring breach and block, in addition buffer spring's elastic expansion, can reach the purpose of alleviating vibrations.

Description

Flange part for connection with good anti-seismic performance

Technical Field

The utility model relates to a flange technical field, specifically speaking relates to a flange part is used in connection that anti-seismic performance is good.

Background

Flanges, also called flange flanges or flanges, are parts of pipes which are connected with each other between pipes and are used for connecting pipe ends, and flanges which are used for equipment inlet and outlet and are used for connecting two pieces of equipment, such as speed reducer flanges, flange connections or flange joints, refer to detachable connections which are formed by connecting flanges, gaskets and bolts with each other to form a group of combined sealing structures.

When the flange is used for connecting two devices, the flange and the devices form a whole, when the mechanical devices are in operation, vibration in different degrees can be generated frequently, the vibration can affect the joints where the devices are connected by the flange, and the bolts at the joints of the two flanges can be loosened due to the fact that the traditional flange does not have any anti-vibration protection structure and long-term vibration of the mechanical devices can cause rigid collision between the two flanges, so that the service life of the flange can be influenced, and the normal use of the mechanical devices can be influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a good flange part is used in connection of anti-seismic performance to solve the problem that proposes among the above-mentioned background art.

In order to realize the above-mentioned purpose, the utility model provides a flange part is used in connection that anti-seismic performance is good, including first ring flange, the recess is seted up to first ring flange upper surface, the inside a plurality of buffer spring that is equipped with of recess, one side of buffer spring is equipped with the block, the block has a plurality of and is located inside the recess, block and breach sliding connection, the breach is equipped with a plurality of and sets up at the cushion washer lower extreme, the cushion washer lower extreme with buffer spring fixed connection, the laminating of cushion washer upper end and second ring flange lower surface, first ring flange with the second ring flange passes through bolted connection, the nut threaded connection of both ends and symmetry about the bolt.

As a further improvement of the technical scheme, a gasket is fixedly arranged on the upper surface of the first flange plate, a plurality of elastic protrusions are arranged at the upper end of the gasket, and the elastic protrusions are attached to the lower surface of the second flange plate.

As a further improvement of the technical scheme, the height of the elastic bulge is consistent with that of the buffer gasket.

As a further improvement of the technical scheme, a protective pad is fixedly arranged on the upper end of the cushion pad.

As a further improvement of the technical scheme, a buffer sheet is arranged on one side of the nut, and an opening formed in the buffer sheet is connected with the bolt in a sliding mode.

As a further improvement of the technical scheme, a plurality of salient points are arranged on one side of the buffer sheet.

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

in this good flange part for connection of anti-seismic performance, through cushion washer and the contact of second ring flange, when the second ring flange received from the top vibrations, the cushion washer was extrudeed downwards, through the sliding fit of cushion washer breach and block, in addition buffer spring's elasticity is flexible, can reach the purpose of alleviating vibrations to prolong the life of first ring flange, second ring flange.

Drawings

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

fig. 2 is an exploded view of the overall structure of embodiment 1 of the present invention;

fig. 3 is an exploded view of a cushion washer and a groove structure according to embodiment 1 of the present invention;

fig. 4 is a schematic view of the bolt structure according to embodiment 1 of the present invention.

The various reference numbers in the figures mean:

1. a first flange plate; 2. a groove; 3. a block body; 4. a buffer spring; 5. a gasket; 6. an elastic bulge; 7. a cushion washer; 8. a notch; 9. a protective pad; 10. a second flange plate; 11. a bolt; 12. a nut; 13. a buffer sheet; 14. and (4) bumps.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-4, the present embodiment provides a flange part for connection with good anti-seismic performance, including a first flange 1, in order to achieve the anti-seismic purpose, a groove 2 is formed on the upper surface of the first flange 1, a plurality of buffer springs 4 are disposed inside the groove 2, a block 3 is disposed on one side of each buffer spring 4, the block 3 is disposed inside the groove 2, the block 3 is slidably connected to a notch 8, the notch 8 is disposed at the lower end of a buffer washer 7, the lower end of the buffer washer 7 is fixedly connected to the buffer springs 4, the upper end of the buffer washer 7 is attached to the lower surface of a second flange 10, in order to connect the first flange 1 to the second flange 10, the first flange 1 is connected to the second flange 10 by bolts 11, and the upper and lower ends of the bolts 11 are in threaded connection with symmetrical nuts 12.

In this embodiment, the first flange plate 1 is connected with one end of a device, the second flange plate 10 is connected with one end of another device, run through first flange plate 1 and second flange plate 10 through bolt 11, connect two devices, nut 12 through bolt 11 both ends, fix first flange plate 1 and second flange plate 10, after fixing, cushion washer 7 contacts with second flange plate 10, after second flange plate 10 receives vibrations, inwards extrude cushion washer 7, cushion washer 7 slides downwards on block 3 through breach 8, simultaneously inwards extrude buffer spring 4 in recess 2, elastic expansion through buffer spring 4, reach the purpose of buffering vibrations.

In order to strengthen the effect of buffering vibrations, 1 last fixed surface of first ring flange sets up

gasket

5, 5 upper ends of gasket are equipped with a plurality of elastic bulge 6, elastic bulge 6 and the laminating of second ring flange 10 lower surface, through the laminating of elastic bulge 6 with second ring flange 10 lower surface, reach the purpose of buffering, elastic bulge 6 is for not influencing the work of cushion washer 7, elastic bulge 6 is close to the little surface laminating in the outside with second ring flange 10, can cooperate with cushion washer 7, play large tracts of land absorbing effect to second ring flange 10.

Furthermore, the height of the elastic bulge 6 is consistent with that of the buffer gasket 7, and the height of the elastic bulge 6 is consistent with that of the buffer gasket 7, so that the elastic bulge and the buffer gasket can be ensured to be in contact with the lower surface of the second flange plate 10.

In order to reduce the friction between the buffer gasket 7 and the second flange plate 10, the upper end of the buffer gasket 7 is fixedly provided with a protective pad 9, the buffer gasket 7 is protected by the protective pad 9, and the service life of the buffer gasket 7 is prolonged.

In order to prevent the nut 12 from loosening, a buffer sheet 13 is arranged on one side of the nut 12, an opening formed in the buffer sheet 13 is connected with the bolt 11 in a sliding mode, and the buffer sheet 13 is cushioned on the outer sides of the first flange plate 1 and the second flange plate 10, so that the bolt 11 and the nut 12 are connected more stably.

Furthermore, a plurality of convex points 14 are arranged on one side of the buffer sheet 13, and the convex points 14 can buffer the bolt 11 and the nut 12.

The utility model discloses a flange part for connection that anti-seismic performance is good when specifically using, be connected first ring flange 1 with the one end of equipment, second ring flange 10 is connected with the one end of another equipment, run through first ring flange 1 and second ring flange 10 through bolt 11, connect two equipment, nut 12 through bolt 11 both ends, can make and fix first ring flange 1 and second ring flange 10, fixed back, cushion washer 7, elastic bulge 6 and second ring flange 10 lower surface contact, after second ring flange 10 receives vibrations, inwards extrude cushion washer 7, cushion washer 7 slides downwards on block 3 through breach 8, simultaneously, buffer spring 4 in the inside extrusion recess 2, elastic expansion through buffer spring 4, and elastic bulge 6's elastic expansion reaches the purpose of buffering vibrations, bolt 11 plays the cushioning effect through

buffer sheet

13 and 14 with nut 12 during vibrations, prevent that bolt 11 is not hard up.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a good flange part is used in connection of anti-seismic performance, includes first ring flange (1), its characterized in that: recess (2) are seted up to first ring flange (1) upper surface, recess (2) inside is equipped with a plurality of buffer spring (4), one side of buffer spring (4) is equipped with block (3), block (3) have a plurality of and are located inside recess (2), block (3) and breach (8) sliding connection, breach (8) are equipped with a plurality of and set up at cushion washer (7) lower extreme, cushion washer (7) lower extreme with buffer spring (4) fixed connection, cushion washer (7) upper end and second ring flange (10) lower surface laminating, first ring flange (1) with second ring flange (10) are connected through bolt (11), both ends and symmetrical nut (12) threaded connection about bolt (11).

2. The flange part for connection excellent in earthquake resistance according to claim 1, wherein: fixed surface sets up gasket (5) on first ring flange (1), gasket (5) upper end is equipped with a plurality of elastic bulge (6), elastic bulge (6) with the laminating of second ring flange (10) lower surface.

3. The flange part for connection having good earthquake resistance according to claim 2, wherein: the height of the elastic bulge (6) is consistent with that of the buffer gasket (7).

4. The flange part for connection excellent in earthquake resistance according to claim 3, wherein: the upper end of the buffer gasket (7) is fixedly provided with a protective pad (9).

5. The flange part for connection excellent in earthquake resistance according to claim 1, wherein: and a buffer sheet (13) is arranged on one side of the nut (12), and an opening formed in the buffer sheet (13) is connected with the bolt (11) in a sliding manner.

6. The flange part for connection excellent in earthquake resistance according to claim 5, wherein: and a plurality of salient points (14) are arranged on one side of the buffer sheet (13).