CN221548085U - Pull rod type duplex compensator - Google Patents

Abstract

The utility model discloses a pull rod type duplex compensator which comprises a compensator, wherein the compensator consists of a steering mechanism and expansion joints, the steering mechanism is arranged at two ends of the expansion joints, the expansion joints consist of first fixing plates and first corrugated pipes, the first corrugated pipes are arranged at two ends of the first fixing plates, guide rods are arranged between the first fixing plates and consist of upper end support rods, bottom end support rods and insertion barrels, the upper end support rods and the bottom end support rods are slidably arranged at two ends of the inside of the insertion barrels, and damping plates are welded at the inner sections of the upper end support rods and the bottom end support rods inserted into the insertion barrels. According to the utility model, the first corrugated pipe can shrink according to heat shrinkage of the pipeline, the guide rod can stretch or shrink according to the stretching and shrinking of the first corrugated pipe, the resistance between the upper end support rod and the bottom end support rod and the insertion cylinder can be increased by arranging the damping plate, and the phenomenon that the first corrugated pipe shakes strongly when the first corrugated pipe is used is avoided.

Description

Pull rod type duplex compensator

Technical Field

The utility model relates to the technical field of compensators, in particular to a pull rod type duplex compensator.

Background

Compensators are also conventionally called expansion joints, or telescopic joints. The device consists of a corrugated pipe (an elastic element) which forms a working main body of the device, and accessories such as an end pipe, a bracket, a flange, a conduit and the like. Belongs to a compensation element. The effective expansion and contraction deformation of the corrugated pipe of the working main body is utilized to absorb the dimensional changes of pipelines, ducts, containers and the like caused by expansion due to heat, contraction due to cold and the like, or compensate the axial, transverse and angular displacement of the pipelines, ducts, containers and the like.

Chinese patent No. CN214331853U discloses a compensator comprising two symmetrically arranged cylinders, the cylinders comprising a straight cylinder portion; one end of the straight cylinder part is provided with a flange plate, the other end of the straight cylinder part is provided with a clamping disc, and the connecting body is clamped on the two clamping discs to connect the two cylinders into a whole; a fixed ring is welded on each straight cylinder part and close to one end of the flange plate, a plurality of sliding rods are transversely arranged on the side surface of the connecting body, the other ends of the sliding rods penetrate through the fixed rings, a spring is sleeved on each sliding rod, and the spring is arranged between the connecting body and the fixed rings; the connector comprises an upper hoop ring and a lower hoop ring, the upper hoop ring and the lower hoop ring are detachably connected into a whole, the upper hoop ring and the lower hoop ring are all semicircular hollow cylinders, and a build-up layer is arranged at the top of an annular cavity of the upper hoop ring and the lower hoop ring. When the compensator is used in the prior art, the phenomenon of shaking easily occurs when the compensator is used, and meanwhile, the compensator is supported to radially stretch and retract and cannot bend and rotate, so that the use of the compensator is affected.

Disclosure of utility model

The utility model aims to provide a pull rod type duplex compensator which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pull rod type duplex compensator, includes the compensator, the compensator comprises steering mechanism and telescopic joint, steering mechanism installs in telescopic joint both ends position, and steering mechanism can axially turn to when using, the telescopic joint comprises first fixed plate and first bellows, first bellows is installed in first fixed plate both ends position, and first fixed plate is used for installing fixedly first bellows, and first bellows is used for contracting or elongating, install the guide arm between the first fixed plate, the guide arm is used for leading, the guide arm comprises upper end branch, bottom branch and cartridge, upper end branch and bottom branch slidable mounting are at the inside both ends position of cartridge, upper end branch and bottom branch insert cartridge inside section welding have the damping plate.

Preferably, the steering mechanism is composed of a second fixing plate and a second corrugated pipe, the second corrugated pipe is arranged at a position between the second fixing plates, and the second fixing plates are arranged at two sides of the expansion joint.

Preferably, a plurality of supporting springs are uniformly arranged between the second fixing plates, and the supporting springs are arranged at positions between the second fixing plates.

Preferably, a protective sleeve is sleeved outside the supporting spring, and the protective sleeve is stuck between the second fixing plates through adhesive.

Preferably, a corrosion-resistant layer is arranged on the outer side of the first corrugated pipe, and the corrosion-resistant layer is arranged as a paint layer.

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

1. The first corrugated pipe can shrink according to heat shrinkage of the pipeline, the guide rod can stretch or shrink according to the stretching and shrinking of the first corrugated pipe, the resistance between the upper end support rod and the bottom end support rod and the insertion cylinder can be increased through the arrangement of the damping plate, and the phenomenon that the first corrugated pipe shakes strongly when the first corrugated pipe is used is avoided;

2. The supporting spring is used for supporting the steering mechanism, and can assist the steering mechanism to reset rapidly when the steering mechanism is not subjected to external force;

3. The protective sleeve is used for protecting the supporting spring, so that corrosion of the supporting spring in use is reduced, and the service life of the supporting spring is prolonged;

4. The corrosion-resistant coating layer used by the corrosion-resistant layer has stronger corrosion resistance, can reduce the corrosion suffered by the first corrugated pipe when in use, and prolongs the service life of the corrugated pipe.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the telescopic joint of the present utility model;

FIG. 3 is a schematic view of the steering mechanism of the present utility model;

Fig. 4 is a schematic structural view of a guide rod according to the present utility model.

In the figure: 1. a compensator; 2. a first bellows; 3. a guide rod; 4. a second bellows; 5. a second fixing plate; 6. a support spring; 7. an expansion joint; 8. a first fixing plate; 9. a steering mechanism; 10. a protective sleeve; 11. an upper end strut; 12. a damping plate; 13. a plug cylinder; 14. a bottom end support rod; 15. and a corrosion resistant layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2, 3 and 4, in the embodiment of the present utility model, a pull rod type duplex compensator includes a compensator 1, the compensator 1 is composed of a steering mechanism 9 and an expansion joint 7, the steering mechanism 9 is installed at two ends of the expansion joint 7, the steering mechanism 9 can axially steer when in use, the expansion joint 7 is composed of a first fixing plate 8 and a first bellows 2, the first bellows 2 is installed at two ends of the first fixing plate 8, the first fixing plate 8 is used for installing and fixing the first bellows 2, the first bellows 2 is used for contracting or extending, a guide rod 3 is installed between the first fixing plates 8, the guide rod 3 is used for guiding, the guide rod 3 is composed of an upper end strut 11, a bottom end strut 14 and an insertion barrel 13, the upper end strut 11 and the bottom end strut 14 are slidably installed at two ends of the insertion barrel 13, and the upper end strut 11 and the bottom end strut 14 are inserted into the inner section of the insertion barrel 13 and welded with a damping plate 12.

The steering mechanism 9 comprises a second fixed plate 5 and a second corrugated pipe 4, the second corrugated pipe 4 is arranged at a position between the second fixed plates 5, the second fixed plates 5 are arranged at two sides of the expansion joint 7, and the steering mechanism 9 can steer according to the force applied to the second corrugated pipe 4 during use, so that the pipeline is convenient to use. A plurality of supporting springs 6 are uniformly arranged between the second fixing plates 5, the supporting springs 6 are arranged at positions between the second fixing plates 5, and the supporting springs 6 are used for supporting the steering mechanism 9 and can assist the steering mechanism 9 to reset rapidly when no external force is applied. The support spring 6 outside cover has lag 10, and lag 10 pastes in the position between the second fixed plate 5 through the bonding glue, and the setting of lag 10 is used for protecting support spring 6, reduces the corruption that support spring 6 received when using, prolongs support spring 6's life.

Further, the outside of the first corrugated pipe 2 is provided with the corrosion-resistant layer 15, the corrosion-resistant layer 15 is a coating layer, the corrosion-resistant coating layer used by the corrosion-resistant layer 15 has stronger corrosion resistance, the corrosion suffered by the first corrugated pipe 2 during use can be reduced, and the service life of the corrugated pipe is prolonged.

The working principle and the using flow of the utility model are as follows: during the use, install compensator 1 in appointed position, simultaneously in the in-process of using, because expend with heat and contract with cold's reason, the pipeline contracts, and first bellows 2 can contract with cold according to the heat of pipeline, and guide arm 3 can extend or contract according to the extension and the shrink of first bellows 2, and damping plate 12's setting can increase the resistance between upper end branch 11 and bottom branch 14 and the cartridge 13, avoids appearing the strong phenomenon of shaking of first bellows 2 when using.

Finally, it should be noted that: the above is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that the present utility model is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. The utility model provides a pull rod type duplex compensator, includes compensator (1), its characterized in that: the compensator (1) comprises steering mechanism (9) and telescopic joint (7), steering mechanism (9) are installed in telescopic joint (7) both ends position, telescopic joint (7) are constituteed by first fixed plate (8) and first bellows (2), first bellows (2) are installed in first fixed plate (8) both ends position, and first fixed plate (8) are used for installing fixedly first bellows (2), install guide arm (3) between first fixed plate (8), guide arm (3) are by upper end branch (11), bottom branch (14) and insert a section of thick bamboo (13) and constitute, upper end branch (11) and bottom branch (14) slidable mounting are inserted a section of thick bamboo (13) inside both ends position, upper end branch (11) and bottom branch (14) insert and insert a section of thick bamboo (13) inside section welding has damping plate (12).

2. A pull rod type duplex compensator according to claim 1, wherein: the steering mechanism (9) consists of a second fixing plate (5) and a second corrugated pipe (4), the second corrugated pipe (4) is arranged at the position between the second fixing plates (5), and the second fixing plates (5) are arranged at the positions of two sides of the expansion joint (7).

3. A pull rod type duplex compensator according to claim 2, wherein: a plurality of supporting springs (6) are uniformly arranged between the second fixing plates (5), and the supporting springs (6) are arranged at positions between the second fixing plates (5).

4. A pull rod type duplex compensator according to claim 3, wherein: the outer side of the supporting spring (6) is sleeved with a protective sleeve (10), and the protective sleeve (10) is stuck between the second fixing plates (5) through adhesive.

5. A pull rod type duplex compensator according to claim 1, wherein: the outside of the first corrugated pipe (2) is provided with a corrosion-resistant layer (15), and the corrosion-resistant layer (15) is provided with a paint layer.