CN215596700U

CN215596700U - Compound stainless steel expansion joint

Info

Publication number: CN215596700U
Application number: CN202023324871.9U
Authority: CN
Inventors: 徐炜
Original assignee: Suzhou Suhuang Metal Hose Co ltd
Current assignee: Suzhou Suhuang Metal Hose Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2022-01-21
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a compound stainless steel expansion joint which comprises an equipment body, wherein fixing structures used for fixing the equipment are arranged on two sides of the equipment body, the rear part of the equipment body is connected with a buffer structure a used for adjusting and buffering the equipment, and the lower end of the buffer structure a is provided with a buffer structure b used for buffering the force from top to bottom of the equipment; according to the utility model, the buffer sheet and the spring b are arranged, the pressure applied to the lower end of the expansion joint by the upper end support rod c and the support rod b is effectively buffered by the buffer sheet and the spring b, so that the influence of environmental impact on the expansion joint is alleviated, the damping effect of the expansion joint is greatly increased, the damage of the expansion joint is prevented, the service life is prolonged, and the contact blocks and the springs c are arranged in the two groups of cross rods, so that the transverse force is effectively buffered, the damage of the expansion joint is effectively prevented, and the service life is prolonged.

Description

Compound stainless steel expansion joint

Technical Field

The utility model relates to the technical field of expansion joints, in particular to a duplex stainless steel expansion joint.

Background

Expansion joints are also conventionally called compensators, or expansion joints. It is composed of bellows (an elastic element) and its working body, end pipe, support, flange and guide pipe. The expansion joint is a flexible structure provided on the vessel shell or pipe in order to compensate for additional stresses due to temperature differences and mechanical vibrations. The effective telescopic deformation of the working body corrugated pipe is utilized to absorb the dimensional change of pipelines, conduits, containers and the like caused by expansion and contraction due to heat and the like or compensate the axial, transverse and angular displacement of the pipelines, the conduits, the containers and the like. The compensator is arranged on the pipeline to compensate the thermal extension of the pipeline, thereby reducing the stress of the pipeline wall and the acting force acting on the valve member or the bracket structure.

As the expansion joint is an elastic compensation element capable of freely stretching, the expansion joint has the advantages of reliable work, good performance, compact structure and the like, and is widely applied to chemical, metallurgical, nuclear and other departments. There are various forms of expansion joints used in containers, with U-shaped expansion joints being most widely used in terms of corrugated shapes, followed by omega-and C-shapes, etc. The expansion joints used in the pipelines are classified into universal joints, pressure-balanced joints, hinge joints, universal joints, and the like in terms of structural compensation.

However, the existing expansion joint has poor damping effect, so that the expansion joint is easy to damage, and therefore the composite stainless steel expansion joint is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a compound stainless steel expansion joint to solve the problems in the background technology.

In order to achieve the purpose, the duplex stainless steel expansion joint comprises an equipment body, fixing structures used for fixing the equipment are arranged on two sides of the equipment body, a buffering structure a used for adjusting and buffering the equipment is connected to the rear portion of the equipment body, a buffering structure b used for buffering the equipment from top to bottom is arranged at the lower end of the buffering structure a, and a buffering structure c used for transversely buffering acting force is arranged on the outer surface of the equipment body so as to protect the equipment.

Preferably, the fixed knot constructs including the expansion joint, both ends all are provided with the fixed block around the expansion joint, the quantity of fixed block is provided with two sets ofly, two sets of the inside fixedly connected with fixed orifices of fixed block makes its expansion joint fix effectively through the inside fixed orifices of two sets of fixed blocks.

Preferably, fixed knot constructs still includes the rubber packing, both ends all are provided with spring a around the rubber packing, spring a's quantity is provided with a plurality of groups, and a plurality of groups spring a's lower extreme fixedly connected with base an is provided with spring a through rubber packing both sides and cushions it effectively.

Preferably, buffer structure a includes base b, base b's upper end and expansion joint's junction are provided with fixed axle an, fixed axle an's one end fixedly connected with bracing piece an, bracing piece an keeps away from fixed axle an's one end fixedly connected with pivot an, pivot an's lower extreme is provided with bracing piece b, bracing piece b's lower extreme is provided with pivot b, pivot b's lower extreme is provided with bracing piece c, bracing piece c is provided with fixed axle b with base an's junction, carries out the support to equipment through bracing piece an and bracing piece b and bracing piece c.

Preferably, buffer structure b includes the buffer chip, the upper end and the bracing piece c of buffer chip are inconsistent, the inside of buffer chip is provided with spring b, the buffer chip is provided with the dull polish layer with bracing piece c's junction, cushions effectively through buffer chip and spring b to the impact of environment has been alleviated the influence to the expansion joint.

Preferably, buffer structure c includes the horizontal pole, the quantity of horizontal pole is provided with two sets ofly, and is two sets of the inside of horizontal pole is provided with the touch multitouch, the inboard fixedly connected with spring c of touch multitouch, two sets of horizontal pole inside all are provided with touch multitouch and spring c, cushion horizontal power effectively, make it prevent effectively that the expansion joint is damaged, increase life.

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

1. according to the utility model, the buffer sheet and the spring b are arranged, the pressure applied to the lower end of the expansion joint by the upper end support rod c and the support rod b is effectively buffered by the buffer sheet and the spring b, so that the influence of environmental impact on the expansion joint is alleviated, the damping effect of the expansion joint is greatly increased, the expansion joint is prevented from being damaged, and the service life is prolonged.

2. The two groups of cross rods are internally provided with the contact blocks and the springs c, so that transverse force is effectively buffered, the expansion joint is effectively prevented from being damaged, and the service life is prolonged.

Drawings

FIG. 1 is an overall view of the present invention;

FIG. 2 is a side view of the present invention;

fig. 3 is a schematic view of a cross bar structure.

In the figure: 1. an apparatus body; 2. a fixed structure; 21. an expansion joint; 22. a fixed block; 23. a fixing hole; 24. a rubber gasket; 25. a spring a; 26. a base a; 3. a buffer structure a; 31. a base b; 32. a fixed shaft a; 33. a support rod a; 34. a rotating shaft a; 35. a support rod b; 36. a rotating shaft b; 37. a support bar c; 38. a fixed shaft b; 4. a buffer structure b; 41. a buffer sheet; 42. a spring b; 5. a buffer structure c; 51. a cross bar; 52. a contact block; 53. and a spring c.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the compound stainless steel expansion joint shown in the figure comprises an apparatus body 1, fixing structures 2 for fixing the apparatus are arranged on two sides of the apparatus body 1, a buffer structure a3 for adjusting and buffering the apparatus is connected to the rear portion of the apparatus body 1, a buffer structure b4 for buffering the apparatus from top to bottom is arranged at the lower end of the buffer structure a3, and a buffer structure c5 for buffering acting force in the transverse direction is arranged on the outer surface of the apparatus body 1 to protect the apparatus.

The fixing structure 2 comprises an expansion joint 21, the front end and the rear end of the expansion joint 21 are respectively provided with a fixing block 22, two groups of fixing blocks 22 are arranged, fixing holes 23 are fixedly connected inside the two groups of fixing blocks 22, the fixing structure 2 further comprises a rubber gasket 24, the front end and the rear end of the rubber gasket 24 are respectively provided with a spring a25, a plurality of groups of springs a25 are arranged, the lower end of a plurality of groups of springs a25 is fixedly connected with a base a26, a buffer structure a3 comprises a base b31, a fixing shaft a32 is arranged at the joint of the upper end of the base b31 and the expansion joint 21, one end of a32 is fixedly connected with a supporting rod a33, one end of a33, far away from the fixing shaft a32, a rotating shaft a34 is fixedly connected with the lower end of the rotating shaft a34, a supporting rod b35 is arranged at the lower end of the supporting rod b35, a supporting rod b36 is arranged at the lower end of the rotating shaft b36, a supporting rod c37 is arranged at the joint of the supporting rod c37 and the base a 38, buffer structure b4 includes buffer plate 41, and buffer plate 41's upper end is inconsistent with bracing piece c37, and buffer plate 41's inside is provided with spring b42, and buffer plate 41 is provided with the dull polish layer with bracing piece c 37's junction, and buffer structure c5 includes horizontal pole 51, and the quantity of horizontal pole 51 is provided with two sets ofly, and the inside of two sets of horizontal poles 51 is provided with conflict piece 52, conflict piece 52's inboard fixedly connected with spring c 53.

In the scheme: equipment is through setting up buffer plate 41 and spring b42, through upper end bracing piece c37 and bracing piece b35 to the pressure that its lower extreme was applyed, cushion effectively through buffer plate 41 and spring b42, thereby the impact of environment to expansion joint 21 has been alleviated, to a great extent increase expansion joint 21's shock attenuation effect, prevent that expansion joint 21 is damaged, increase life, through setting up inside butt-touch piece 52 and the spring c53 of all being provided with of two sets of horizontal poles 51, cushion effectively horizontal power, make it prevent that expansion joint 21 is damaged effectively, increase life.

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.

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

Claims

1. A duplex stainless steel expansion joint, includes equipment body (1), its characterized in that: the utility model discloses a buffering structure, including equipment body (1), the both sides of equipment body (1) are provided with and are used for carrying out fixed knot structure (2) to its equipment, the rear portion of equipment body (1) is connected with and adjusts the buffer structure a (3) that cushions to equipment, the lower extreme of buffer structure a (3) is provided with and is used for buffering the buffer structure b (4) of the power from the top down to equipment, the surface of equipment body (1) is provided with and is used for carrying out horizontal buffering effort to the buffer structure c (5) of protection equipment.

2. The compound stainless steel expansion joint of claim 1, wherein: fixed knot constructs (2) and includes expansion joint (21), both ends all are provided with fixed block (22) around expansion joint (21), the quantity of fixed block (22) is provided with two sets ofly, two sets of the inside fixedly connected with fixed orifices (23) of fixed block (22).

3. A compound stainless steel expansion joint according to claim 2, wherein: fixed knot constructs (2) still includes rubber gasket (24), both ends all are provided with spring a (25) around rubber gasket (24), the quantity of spring a (25) is provided with a plurality of groups, the lower extreme fixedly connected with base a (26) of a plurality of groups spring a (25).

4. A compound stainless steel expansion joint according to claim 3, wherein: buffer structure a (3) includes base b (31), the upper end of base b (31) is provided with fixed axle a (32) with the junction of expansion joint (21), the one end fixedly connected with bracing piece a (33) of fixed axle a (32), one end fixedly connected with pivot a (34) of fixed axle a (32) are kept away from in bracing piece a (33), the lower extreme of pivot a (34) is provided with bracing piece b (35), the lower extreme of bracing piece b (35) is provided with pivot b (36), the lower extreme of pivot b (36) is provided with bracing piece c (37), bracing piece c (37) and the junction of base a (26) are provided with fixed axle b (38).

5. The compound stainless steel expansion joint of claim 1, wherein: buffer structure b (4) are including buffer plate (41), the upper end and the bracing piece c (37) of buffer plate (41) are inconsistent, the inside of buffer plate (41) is provided with spring b (42), the junction of buffer plate (41) and bracing piece c (37) is provided with the dull polish layer.

6. The compound stainless steel expansion joint of claim 1, wherein: buffer structure c (5) are including horizontal pole (51), the quantity of horizontal pole (51) is provided with two sets ofly, two sets of the inside of horizontal pole (51) is provided with conflict piece (52), the inboard fixedly connected with spring c (53) of conflict piece (52).