CN212718562U

CN212718562U - Universal hinge type expansion joint convenient to lubricate

Info

Publication number: CN212718562U
Application number: CN202021427890.1U
Authority: CN
Inventors: 李娜; 武金库; 刘钢
Original assignee: Shandong Huarui Bellows Co ltd
Current assignee: Shandong Huarui Bellows Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-16
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses an universal hinge type expansion joint convenient to it is lubricated, including body, regulation pole and supporting seat, the inside fixed mounting of body has the expansion joint pipe, and the positive fixed mounting of body both sides has first mount pad, and fixed mounting has the connecting plate on the first mount pad, the back fixed mounting of body both sides has the second mount pad, and fixed mounting has the link on the second mount pad, the positive fixed mounting of body has the regulation seat. The utility model discloses be provided with the threaded rod and adjust the pole, adjust the seat cooperation, can adjust the expansion joint, the staff of being convenient for carries out the regulation control to the crookedness of expansion joint according to the condition of reality, has increased the practicality of deceiving oneself, has reduced the limitation, is provided with supporting seat and bracing piece, telescopic link cooperation, can support when installing the connection to the expansion joint, has increased the stability of expansion joint when using, makes the expansion joint convenient to use more, has enlarged application scope.

Description

Universal hinge type expansion joint convenient to lubricate

Technical Field

The utility model relates to an expansion joint technical field specifically is a universal hinge type expansion joint convenient to it is lubricated.

Background

The expansion joint is a flexible element which can effectively compensate axial deformation, for example, the expansion joint welded on a fixed tube-plate heat exchanger shell has large axial flexibility and is easy to deform, can compensate the thermal expansion difference generated by the tube and the shell due to different wall temperatures, and reduces the axial load of the tube and the shell, thereby reducing the temperature difference stress of the tube, the tube plate and the shell, avoiding strength damage, instability damage and tube pull-off damage, and having more types of expansion joints, commonly used structures such as wave shapes, ring plate welding, shell clamping and the like, wherein the wave-shaped expansion joint is most widely applied, and the ring plate welding expansion joint is only suitable for normal pressure or low pressure occasions.

Although the prior expansion joint achieves basic operation performance, the following defects still exist: 1. the existing expansion joint has a simple structure, does not have the function of finely adjusting the expansion joint according to the actual condition when in use, is inconvenient for workers to adjust the expansion joint according to the actual condition, and reduces the practicability of the expansion joint; 2. meanwhile, the existing support function is not provided, when the expansion joint is suspended for a long time, the situation that cracks appear at the joint is easy to cause, and the sealing performance of the expansion joint is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a universal hinge type expansion joint convenient to it is lubricated to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an universal hinge type expansion joint convenient to it is lubricated, includes the body, adjusts pole and supporting seat, the inside fixed mounting of body has the expansion joint pipe, and the positive fixed mounting of body both sides has first mount pad, and fixed mounting has the connecting plate on the first mount pad, the back fixed mounting of body both sides has the second mount pad, and fixed mounting has the link on the second mount pad, the positive fixed mounting of body has the regulation seat, the both ends fixed mounting who adjusts the pole has the threaded rod, and the threaded rod rotates and installs in adjusting the seat, the top fixed mounting of supporting seat has the bracing piece, and the inside movable mounting of bracing piece has the telescopic link.

Preferably, the front surface of the pipe body is fixedly provided with a first flange, and the back of the pipe body is fixedly provided with a second flange.

Preferably, the adjusting rod is provided with adjusting grooves, and adjusting holes are arranged between the adjusting grooves.

Preferably, the front and the back of the top of the pipe body are fixedly provided with hanging plates, and hanging holes are formed in the hanging plates.

Preferably, the support rod is rotatably provided with an adjusting shaft, and the telescopic rod is provided with a positioning groove.

Preferably, a positioning seat is fixedly installed on the threaded rod, and a positioning plate is movably installed on the positioning seat.

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

1. be provided with body and expansion joint pipe cooperation, can be connected between the pipeline, can provide toughness to the company of pipeline through expansion joint pipe simultaneously, stability when having increased the pipe connection is provided with first flange and second flange cooperation, the expansion joint of being convenient for and outside pipe connection to installation work when the staff of being convenient for constructs.

2. Be provided with the threaded rod with adjust the pole, adjust the seat cooperation, can adjust the expansion joint, the staff of being convenient for carries out the control regulation to the crookedness of expansion joint according to the circumstances of reality, has increased the practicality of deceiving oneself, has reduced the limitation, is provided with supporting seat and bracing piece, telescopic link cooperation, can support when having increased the expansion joint stability when using, makes the expansion joint convenient to use more, has enlarged application scope.

Drawings

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

fig. 2 is a schematic front structural view of the present invention;

fig. 3 is a schematic view of the structure of the adjusting rod of the present invention.

In the figure: 1. a first flange; 2. a pipe body; 3. a first mounting seat; 301. a connecting plate; 4. an adjusting seat; 5. a hanger plate; 501. hoisting holes; 6. an expansion joint pipe; 7. a threaded rod; 701. positioning seats; 702. positioning a plate; 8. adjusting a rod; 801. an adjustment groove; 802. an adjustment hole; 9. a second mounting seat; 901. a connecting frame; 10. a second flange; 11. a supporting seat; 12. a support bar; 1201. an adjustment shaft; 13. a telescopic rod; 1301. and (6) positioning a groove.

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 should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a universal hinge type expansion joint convenient for lubrication comprises a pipe body 2, an adjusting rod 8 and a supporting seat 11, wherein an expansion joint pipe 6 is fixedly installed inside the pipe body through welding, the expansion joint pipe 6 can axially extend and retract within a certain range, and can overcome offset generated by different axial directions of pipeline butt joint within a certain angle, the installation and the disassembly of a valve pipeline can be greatly facilitated, the expansion joint pipe can freely extend and retract within the allowable extension amount of the pipeline, once the maximum extension amount of the expansion joint pipe is crossed, the limit is achieved, the safe operation of the pipeline is ensured, a first flange 1 is fixedly installed on the front surface of the pipe body 2 through welding, a second flange 10 is fixedly installed on the back portion of the pipe body 2 through welding, the first flange 1 is matched with the second flange 10, a worker can conveniently connect and install the expansion joint, first installation seats 3 are fixedly installed on the front surfaces of the two sides of the pipe body 2 through welding, and a connecting plate 301 is fixedly installed on the first installation seats, the back parts of two sides of the pipe body 2 are fixedly provided with second mounting seats 9 through welding, the second mounting seats 9 are fixedly provided with connecting frames 901 through welding, the connecting plates 301 are movably connected with the connecting frames 901 through bolts, so that the expansion joint can be supported during bending adjustment through the cooperation of the connecting frames 901 and the connecting plates 301, the stability during adjustment of the expansion joint is improved, the top parts of the pipe bodies 2 are fixedly provided with adjusting seats 4 through welding, two ends of adjusting rods 8 are rotatably provided with threaded rods 7, two ends of the threaded rods 7 are fixedly provided with positioning seats 701 through welding, the positioning seats 701 are fixedly arranged on the adjusting seats 4, the positioning plates 702 are rotatably arranged on the positioning seats 701, the length of the threaded rods 7 can be adjusted through rotating the adjusting rods 8, and the bending degree of the expansion joint can be adjusted and controlled;

the top of the supporting seat 11 is fixedly provided with a supporting rod 12 through a bolt, an expansion link 13 is movably arranged in the supporting rod 12, the expansion link 13 can extend and contract inside the supporting rod 12, the supporting rod 12 and the expansion link 13 are matched to support the expansion joint during installation and connection, the stability of the expansion joint during installation is improved, the expansion link 13 can adjust and control the supporting height, the supporting rod 12 is rotatably provided with an adjusting shaft 1201, the expansion link 13 is provided with a positioning groove 1301, the adjusting shaft 1201 is matched with the positioning groove 1301 to position the expansion link 13 during adjustment, and the stability during supporting is improved;

an adjusting groove 801 is formed in the adjusting rod 8, the adjusting groove 801 is convenient for a worker to rotate and adjust the adjusting rod 8 through a wrench, an adjusting hole 802 is formed in the inner side of the adjusting groove 801, the adjusting hole 802 is convenient for the worker to rotate the adjusting rod 8 through a crowbar, the worker can adjust the expansion joint when the expansion joint is used, a hanging plate 5 is fixedly installed at the top of the pipe body 2 through welding, a hanging hole 501 is formed in the hanging plate 5, the hanging plate 5 is matched with the hanging hole 501, the worker can conveniently hoist the expansion joint when the expansion joint is installed, and operation of the expansion joint when the expansion joint is installed is facilitated;

the working principle is as follows: first flange 1 and the cooperation of second flange 10 can carry out erection joint to the expansion joint, and jar body 2 can be connected the buffering with expansion joint pipe 6 between the pipeline, adjusts pole 8 and threaded rod 7, adjusts 4 cooperations of seat and can adjust when using the expansion joint, and connecting plate 301 can be fixed when adjusting the expansion joint with the cooperation of link 901, and supporting seat 11 can support when installing the expansion joint with bracing piece 12, the cooperation of telescopic link 13.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a universal hinge type expansion joint convenient to it is lubricated, includes body (2), adjusts pole (8) and supporting seat (11), its characterized in that: the utility model discloses a pipe, including body (2), fixed mounting, connecting seat (2), connecting seat (4), regulation pole (8), threaded rod (7), and threaded rod (7) rotate and install in regulation seat (4), the inside fixed mounting of body (2) has expansion joint pipe (6), and the positive fixed mounting of body (2) both sides has first mount pad (3), and fixed mounting has connecting plate (301) on first mount pad (3), the back fixed mounting of body (2) both sides has second mount pad (9), and fixed mounting has link (901) on second mount pad (9), the positive fixed mounting of body (2) has regulation seat (4), the both ends fixed mounting who adjusts pole (8) has threaded rod (7), and threaded rod (7) rotate and install in regulation seat (4), the top fixed mounting of supporting seat (11) has bracing piece (12), and.

2. A universal hinge type expansion joint facilitating lubrication according to claim 1, wherein: the front of body (2) is fixed mounting has first flange (1), and the back fixed mounting of body (2) has second flange (10).

3. A universal hinge type expansion joint facilitating lubrication according to claim 1, wherein: the adjusting rod (8) is provided with adjusting grooves (801), and adjusting holes (802) are arranged between the adjusting grooves (801).

4. A universal hinge type expansion joint facilitating lubrication according to claim 1, wherein: the front and the back of the top of the pipe body (2) are fixedly provided with hanging plates (5), and hanging holes (501) are arranged in the hanging plates (5).

5. A universal hinge type expansion joint facilitating lubrication according to claim 1, wherein: the support rod (12) is rotatably provided with a regulating shaft (1201), and the telescopic rod (13) is provided with a positioning groove (1301).

6. A universal hinge type expansion joint facilitating lubrication according to claim 1, wherein: the threaded rod (7) is fixedly provided with a positioning seat (701), and the positioning seat (701) is movably provided with a positioning plate (702).