CN210716505U - Rubber expansion joint with good anti-seismic performance - Google Patents
Rubber expansion joint with good anti-seismic performance Download PDFInfo
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- CN210716505U CN210716505U CN201921866046.6U CN201921866046U CN210716505U CN 210716505 U CN210716505 U CN 210716505U CN 201921866046 U CN201921866046 U CN 201921866046U CN 210716505 U CN210716505 U CN 210716505U
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- expansion joint
- compression
- sleeve
- end plate
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Abstract
The utility model discloses a rubber expansion joint with good anti-seismic performance, a compression sleeve is arranged between expansion joint flanges, compression rings are respectively arranged at two sides of the middle position in the compression sleeve, the expansion joint flanges are connected with pipeline flanges through bolts, a plurality of elastic shrinkage column mechanisms are arranged between the expansion joint flanges at two sides, a plurality of fixed lug plates are arranged at the outer sides of the expansion joint flanges, two ends of a limiting pull rod are respectively connected with the fixed lug plates, two ends of the limiting pull rod are positioned at the outer sides of the fixed lug plates and are fixed through fixed nuts, a compression sleeve is arranged between the two fixed lug plates, the utility model has reasonable structure, an elastic shrinkage column mechanism is arranged between the two expansion joint flanges, an end plate of the elastic shrinkage column mechanism is used as a nut and a bolt in a matching way, when the whole body is compressed, firstly, the rubber expansion joint is buffered through the elastic shrinkage column mechanism, and secondly, the compression sleeve, the buffering effect is greatly improved, and the compression-resistant sleeve is protected, so that the service life is prolonged.
Description
Technical Field
The utility model relates to a rubber expansion joint antidetonation technical field specifically is a rubber expansion joint that anti-seismic performance is good.
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 expansion joint of tradition adopts spacing pull rod to carry on spacingly mostly, and what the buffering leaned on is resistance to compression sleeve pipe self elasticity, and especially the expansion joint of frequent pressurized, anti-seismic performance is limited, leads to its life to shorten greatly, consequently, awaits a urgent need an improved technique and solves this problem that exists among the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rubber expansion joint that anti-seismic performance is good 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 a rubber expansion joint that anti-seismic performance is good, includes expansion joint flange, resistance to compression sleeve pipe, resistance to compression ring, bolt, elastic shrinkage post mechanism, fixed otic placode, spacing pull rod, fixation nut and compression cover, be provided with the resistance to compression sleeve pipe between the expansion joint flange, the inside intermediate position both sides of resistance to compression sleeve pipe are provided with the resistance to compression ring respectively, the expansion joint flange passes through the bolt with the pipe flange and links to each other, both sides be provided with a plurality of elastic shrinkage post mechanisms between the expansion joint flange, the expansion joint flange outside is provided with a plurality of fixed otic placodes, spacing pull rod both ends link to each other with fixed otic placode respectively, it is fixed all through fixation nut that spacing pull rod both ends are located the fixed otic placode outside, spacing pull rod is located and is provided with the compression cover between two fixed.
Preferably, the middle position of the compression-resistant sleeve is arranged to be in a high-arch mountain shape.
Preferably, the inner side of the expansion joint flange at the flange hole is provided with a groove.
Preferably, the elastic shrinkage column mechanism comprises an end plate, a spring, a sleeve and a piston column, wherein two ends of the spring are respectively connected with the end plate, the end plate is matched with a groove formed in the flange hole of the expansion joint flange, the end plate is provided with a threaded hole, two sides of the threaded hole are respectively connected with a bolt, one side of the threaded hole is provided with the sleeve on the end plate, the other side of the threaded hole is provided with the piston column on the end plate, and the piston column is movably arranged in the sleeve.
Preferably, the compression-resistant sleeve and the compression sleeve are both made of rubber.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has the advantages of reasonable structure, be provided with elastic shrinkage post mechanism between two expansion joint flanges, the end plate of elastic shrinkage post mechanism uses as nut and bolt cooperation, when whole compressed, firstly cushions through elastic shrinkage post mechanism, secondly cushions through the compression cover, and the buffering effect improves greatly, has protected the resistance to compression sleeve pipe to increase life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic elevation view of an expansion joint flange.
Fig. 3 is a schematic structural view of an elastic shrinkage column mechanism.
In the figure: the expansion joint comprises an expansion joint flange 1, a pressure-resistant sleeve 2, a pressure-resistant ring 3, a bolt 4, an elastic shrinkage column mechanism 5, a fixed lug plate 6, a limiting pull rod 7, a fixed nut 8, a compression sleeve 9, a groove 10, a pipeline flange 11, an end plate 51, a spring 52, a sleeve 53 and a piston column 54.
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.
Referring to fig. 1, the present invention provides a technical solution: a rubber expansion joint with good anti-seismic performance comprises expansion joint flanges 1, compression-resistant sleeves 2, compression-resistant rings 3, bolts 4, elastic shrinkage column mechanisms 5, fixed lug plates 6, limiting pull rods 7, fixing nuts 8 and compression sleeves 9, wherein the compression-resistant sleeves 2 are arranged between the expansion joint flanges 1, the middle positions of the compression-resistant sleeves 2 are arranged in a high-arch mountain shape, the compression-resistant rings 3 are respectively arranged on two sides of the middle positions in the compression-resistant sleeves 2, the expansion joint flanges 1 are connected with pipeline flanges 11 through the bolts 4, a plurality of elastic shrinkage column mechanisms 5 are arranged between the expansion joint flanges 1 on two sides, a plurality of fixed lug plates 6 are arranged on the outer sides of the expansion joint flanges 1, two ends of each limiting pull rod 7 are respectively connected with the fixed lug plates 6, two ends of each limiting pull rod 7 are positioned on the outer sides of the fixed lug plates 6 and are fixed through the fixing nuts 8, the compression sleeves 9 are arranged between the, the compression-resistant sleeve 2 and the compression sleeve 9 are both made of rubber.
As shown in fig. 2, the expansion joint flange 1 is provided with a groove 10 at the flange hole on the inner side.
As shown in fig. 3, the elastic shrinkage column mechanism 5 includes an end plate 51, a spring 52, a sleeve 53 and a piston column 54, two ends of the spring 52 are respectively connected with the end plate 51, the end plate 51 is matched with the groove 10 opened at the flange hole of the expansion joint flange 1, the end plate 51 is opened with a threaded hole, the end plates 51 at two sides are respectively connected with the bolt 4, the sleeve 53 is arranged on the end plate 51 at one side, the piston column 54 is arranged on the end plate 51 at the other side, and the piston column 54 is movably arranged in the sleeve 53.
The use method and the principle are as follows: fixing a compression-resistant sleeve 2 between two expansion joint flanges 1, wherein the middle position of the compression-resistant sleeve 2 is in a high-arch shape, connecting fixed ear plates 6 at the outer sides of the two expansion joint flanges 1 through a limit pull rod 7, sleeving a compression sleeve 9 on the limit pull rod 7, adjusting a fixing nut 8 to compress the fixed ear plates to the distance between two pipeline flanges 11 in a set installation area, respectively arranging elastic shrinkage column mechanisms 5 between the two expansion joint flanges 1 and aligning with flange holes of the expansion joint flanges 1, placing end plates 51 in grooves 10 of the expansion joint flanges 1, screwing bolts 4 from one ends of the pipeline flanges 11, penetrating the flange holes of the expansion joint flanges 1 and connecting with threaded holes of the end plates 51 of the elastic shrinkage column mechanisms 5, and completing the integral installation, the utility model has the advantages of reasonable structure, the elastic shrinkage column mechanisms 5 are arranged between the two expansion joint flanges 1, the end plates 51 of the elastic shrinkage column mechanisms 5 are used as nuts and bolts 4 in a matching way, when whole compressed, firstly cushion through elastic shrinkage post mechanism 5, secondly cushion through compression cover 9, buffering effect improves greatly, has protected resistance to compression sleeve pipe 2 to increase life.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a rubber expansion joint that anti-seismic performance is good which characterized in that: the expansion joint comprises expansion joint flanges (1), compression-resistant sleeves (2), compression-resistant rings (3), bolts (4), elastic shrinkage column mechanisms (5), fixed lug plates (6), limiting pull rods (7), fixing nuts (8) and compression sleeves (9), wherein the compression-resistant sleeves (2) are arranged between the expansion joint flanges (1), the compression-resistant rings (3) are respectively arranged on two sides of the middle position in the compression-resistant sleeves (2), the expansion joint flanges (1) are connected with pipeline flanges (11) through the bolts (4), a plurality of elastic shrinkage column mechanisms (5) are arranged between the expansion joint flanges (1) on two sides, a plurality of fixed lug plates (6) are arranged on the outer sides of the expansion joint flanges (1), two ends of each limiting pull rod (7) are respectively connected with the corresponding fixed lug plates (6), two ends of each limiting pull rod (7) are positioned on the outer sides of the corresponding fixed lug plates (6) and are fixed through the corresponding fixing nuts (8), the limiting pull rod (7) is positioned between the two fixed ear plates (6) and is provided with a compression sleeve (9).
2. The rubber expansion joint with good shock resistance of claim 1, wherein: the middle position of the compression-resistant casing pipe (2) is arranged to be in a high-arch mountain shape.
3. The rubber expansion joint with good shock resistance of claim 1, wherein: and a groove (10) is formed in the inner side of the expansion joint flange (1) at the flange hole.
4. The rubber expansion joint with good shock resistance of claim 1, wherein: elastic shrinkage post mechanism (5) are including end plate (51), spring (52), sleeve (53) and piston post (54), spring (52) both ends link to each other with end plate (51) respectively, recess (10) phase-match that the flange hole department of end plate (51) and expansion joint flange (1) was opened, open threaded hole on end plate (51), both sides end plate (51) link to each other with bolt (4) respectively, one side be provided with sleeve (53) on end plate (51), the opposite side be provided with piston post (54) on end plate (51), piston post (54) activity sets up in sleeve (53).
5. The rubber expansion joint with good shock resistance of claim 1, wherein: the compression-resistant sleeve (2) and the compression sleeve (9) are both made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921866046.6U CN210716505U (en) | 2019-11-01 | 2019-11-01 | Rubber expansion joint with good anti-seismic performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921866046.6U CN210716505U (en) | 2019-11-01 | 2019-11-01 | Rubber expansion joint with good anti-seismic performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210716505U true CN210716505U (en) | 2020-06-09 |
Family
ID=70930668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921866046.6U Active CN210716505U (en) | 2019-11-01 | 2019-11-01 | Rubber expansion joint with good anti-seismic performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210716505U (en) |
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2019
- 2019-11-01 CN CN201921866046.6U patent/CN210716505U/en active Active
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