CN216116612U - Quick pressure test machine for corrugated pipe compensator - Google Patents

Abstract

The utility model discloses a rapid pressure test machine for a corrugated pipe compensator, which comprises a base, wherein a horizontally arranged supporting platform is fixed on the upper part of the base through an upright post, a pressing plate is horizontally arranged on the upper part of the supporting platform, a lifting device is arranged on the base, the lifting device can change the distance between the pressing plate and the supporting platform, and the corrugated pipe compensator is placed between the pressing plate and the supporting platform; the lower surface of the pressure plate is provided with a plurality of first sealing structures capable of sealing the upper end openings of the corrugated pipe compensator; the upper surface of the supporting platform is provided with a plurality of sealing structures II which can correspond to openings at the lower end of the sealing corrugated pipe compensator; the supporting platform is provided with a plurality of air inlet pipes which can correspondingly penetrate through the second sealing structure and inflate the corrugated pipe compensator, and valves are installed on the air inlet pipes. The pressure test device is convenient and quick to operate, can test the pressure of a plurality of corrugated pipe compensators at one time, achieves the aim of quick detection, and improves the inspection efficiency of products.

Description

Quick pressure test machine for corrugated pipe compensator

Technical Field

The utility model relates to the technical field of corrugated pipe compensators, in particular to a quick pressure testing machine for a corrugated pipe compensator.

Background

The corrugated pipe compensator is a flexible, thin-walled, transversely corrugated and telescopic device, and is composed of a metal corrugated pipe and a member. The working principle of the corrugated pipe compensator mainly utilizes the elastic expansion function of the corrugated pipe compensator, axial displacement, angular displacement, lateral displacement and combined displacement of a compensation pipeline generated by thermal deformation, mechanical deformation and various mechanical vibrations need to be subjected to pressure test operation in the production process of the corrugated pipe compensator, the existing pressure test device is low in working efficiency, flanges are welded at two ends of a corrugated pipe, plugging is carried out on two ends of the corrugated pipe compensator through a designed plugging cover, the plugging cover at two ends needs to be fixed and clamped by a tool during plugging, the operation is time-consuming and labor-consuming, the inspection efficiency of products is reduced, and the corrugated pipe compensator is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the existing defects and provides a rapid pressure test machine for corrugated pipe compensators, which is convenient and rapid to operate, can test pressure of a plurality of corrugated pipe compensators at one time, achieves the purpose of rapid detection, improves the inspection efficiency of products, and can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a corrugated pipe compensator rapid pressure testing machine comprises a base, wherein a horizontally arranged supporting platform is fixed on the upper portion of the base through an upright post, a pressing plate is horizontally arranged on the upper portion of the supporting platform, a lifting device is arranged on the base and can change the distance between the pressing plate and the supporting platform, and a corrugated pipe compensator is placed between the pressing plate and the supporting platform; the lower surface of the pressure plate is provided with a plurality of first sealing structures capable of sealing the upper end openings of the corrugated pipe compensator; the upper surface of the supporting platform is provided with a plurality of sealing structures II which can correspond to openings at the lower end of the sealing corrugated pipe compensator; and the supporting platform is provided with a plurality of air inlet pipes which can correspondingly penetrate through the second sealing structure and inflate the corrugated pipe compensator, and the air inlet pipes are provided with valves.

Preferably, the first sealing structure comprises a first pedestal and a first silica gel pad; the second sealing structure comprises a second pedestal and a second silica gel pad, and the first silica gel pad and the second silica gel pad are arranged oppositely.

Preferably, the pressure plate is provided with a plurality of short pipes which can correspondingly penetrate through the first sealing structure, and the upper ends of the short pipes are provided with pressure gauges.

Preferably, still be equipped with the air compressor machine on the base, the gas outlet intercommunication air supply main of air compressor machine, air supply main draws forth many branch pipes that correspond the intercommunication with a plurality of intake pipes.

Preferably, the one end of air supply main is equipped with the gas vent, and gas vent department installs the muffler, and air supply main is close to gas vent department and is equipped with the stop valve.

Preferably, the lifting device is one of a hydraulic cylinder or an electric cylinder, a fixed end of the lifting device is fixedly connected with the base, a telescopic end of the lifting device is fixedly connected with the pressing plate, and the lifting device is provided with two groups.

Compared with the prior art, the utility model has the beneficial effects that: this quick pressure testing machine of bellows compensator, a plurality of bellows compensator are placed on supporting platform's seal structure two, elevating gear drives the clamp plate and moves down, the clamp plate presses bellows compensator's upper end with its lower part seal structure one, thereby make bellows compensator be in airtight state, then aerify to its inside through the intake pipe, the manometer detects the pressure value, pressurize one end time back, can accomplish the pressure testing to bellows compensator according to letting out leakage quantity, once can carry out the pressure testing to a plurality of bellows compensator, reach the purpose of short-term test, the inspection efficiency of product has been improved, and convenient operation is swift.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a partial structural schematic diagram of the present invention.

In the figure: 1 pressing plate, 1.1 pedestal I, 1.2 silica gel pad I, 2 supporting platforms, 2.1 pedestal II, 2.2 silica gel pad II, 3 lifting devices, 4 bases, 4.1 upright posts, 5 air compressors, 6 air supply main pipes, 6.1 silencers, 6.2 stop valves, 7 short pipes, 8 pressure gauges, 9 air inlet pipes, 9.1 valves and 10 branch pipes.

Detailed Description

In the following description, the technical solutions of the present invention will be described with reference to the drawings of the embodiments of the present invention, and it should be understood that, if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc., it is only corresponding to the drawings of the present invention, and for convenience of describing the present invention, it is not necessary to indicate or imply that the indicated devices or elements have a specific orientation:

referring to fig. 1-3, the present invention provides a technical solution: a rapid pressure test machine for a corrugated pipe compensator comprises a base 4, wherein a horizontally arranged supporting platform 2 is fixed on the upper part of the base 4 through a stand column 4.1, a pressing plate 1 is horizontally arranged on the upper part of the supporting platform 2, a lifting device 3 is arranged on the base 4, the lifting device 3 can change the distance between the pressing plate 1 and the supporting platform 2, and the corrugated pipe compensator is placed between the pressing plate 1 and the supporting platform 2; the lower surface of the pressure plate 1 is provided with a plurality of first sealing structures capable of sealing the upper end openings of the corrugated pipe compensator; the upper surface of the supporting platform 2 is provided with a plurality of sealing structures II which can correspond to the openings at the lower ends of the sealing corrugated pipe compensators; the supporting platform 2 is provided with a plurality of air inlet pipes 9 which can correspondingly penetrate through the sealing structure II and charge air to the corrugated pipe compensator, and valves 9.1 are installed on the air inlet pipes 9;

the bellows compensators are sequentially arranged on a second sealing structure of the supporting platform 2, openings at the lower ends of the bellows compensators are sealed by the second sealing structure, the pressure plate 1 is driven to move downwards by the lifting device 3, and the pressure plate 1 drives the first sealing structure at the lower part of the pressure plate to move downwards and press the openings at the upper ends of the bellows compensators, so that the inside of each bellows compensator is in a closed state, and the inside of each bellows compensator is inflated by the air inlet pipe 9 to carry out pressure test operation;

specifically, the sealing structure I comprises a pedestal I1.1 and a silica gel pad I1.2; the sealing structure II comprises a pedestal II 2.1 and a silica gel pad II 2.2, and the silica gel pad I1.2 and the silica gel pad II 2.2 are oppositely arranged; the first pedestal 1.1 and the second pedestal 2.1 are both annular round tables; in the process of pressing down the pressing plate 1, an opening at the upper end of the corrugated pipe compensator is in sealing contact with a first silica gel pad 1.2, and an opening at the lower end of the corrugated pipe compensator is in sealing contact with a second silica gel pad 2.2, so that the openings at the two ends of the corrugated pipe compensator are sealed;

in order to facilitate checking of an inflation pressure value and a pressure leakage value of the corrugated pipe compensator, the pressure plate 1 is provided with a plurality of short pipes 7 which can correspondingly penetrate through the sealing structure I, and the upper ends of the short pipes 7 are provided with pressure gauges 8;

the short pipe 7 correspondingly penetrates through the first pedestal 1.1 and the first silica gel pad 1.2, and the air inlet pipe 9 correspondingly penetrates through the second pedestal 2.1 and the second silica gel pad 2.2;

the base 4 is also provided with an air compressor 5, an air outlet of the air compressor 5 is communicated with an air supply main pipe 6, the air supply main pipe 6 is led out of a plurality of branch pipes 10 correspondingly communicated with a plurality of air inlet pipes 9, the air compressor 5 provides a pressure air source, and the pressure air source inflates the interiors of the plurality of corrugated pipe compensators through the air supply main pipe 6, the plurality of branch pipes 10 and the plurality of air inlet pipes 9;

an exhaust port is formed in one end of the air supply main pipe 6, a silencer 6.1 is installed at the exhaust port, a stop valve 6.2 is arranged at the position, close to the exhaust port, of the air supply main pipe 6, the stop valve 6.2 is closed before pressure testing is finished, the stop valve 6.2 is opened after the pressure testing is finished, compressed air is discharged through the silencer 6.1, and noise generated by compressed air discharge is reduced;

in addition, the lifting device 3 is one of a hydraulic cylinder or an electric cylinder, the fixed end of the lifting device 3 is fixedly connected with the base 4, the telescopic end of the lifting device 3 is fixedly connected with the pressing plate 1, and the lifting device 3 is provided with two sets.

The utility model is not described in detail in the prior art, and it is apparent to a person skilled in the art that the utility model is not limited to details of the above-described exemplary embodiments, but that the utility model can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims concerned.

Claims (6)

1. The utility model provides a quick pressure testing machine of bellows compensator, includes base (4), its characterized in that: a horizontally arranged supporting platform (2) is fixed on the upper part of the base (4) through an upright post (4.1), a pressing plate (1) is horizontally arranged on the upper part of the supporting platform (2), a lifting device (3) is arranged on the base (4), the lifting device (3) can change the distance between the pressing plate (1) and the supporting platform (2), and the corrugated pipe compensator is placed between the pressing plate (1) and the supporting platform (2); the lower surface of the pressure plate (1) is provided with a plurality of first sealing structures capable of sealing openings at the upper ends of the corrugated pipe compensators; the upper surface of the supporting platform (2) is provided with a plurality of sealing structures II which can correspond to the openings at the lower ends of the sealing corrugated pipe compensators; and the supporting platform (2) is provided with a plurality of air inlet pipes (9) which can correspondingly penetrate through the second sealing structure and inflate the corrugated pipe compensator, and valves (9.1) are installed on the air inlet pipes (9).

2. The rapid pressure test machine for the corrugated pipe compensator as claimed in claim 1, wherein: the first sealing structure comprises a first pedestal (1.1) and a first silica gel pad (1.2); and the sealing structure II comprises a pedestal II (2.1) and a silica gel pad II (2.2), and the silica gel pad I (1.2) and the silica gel pad II (2.2) are arranged oppositely.

3. The rapid pressure test machine for the corrugated pipe compensator as claimed in claim 1, wherein: the pressing plate (1) is provided with a plurality of short pipes (7) which can correspondingly penetrate through the first sealing structure, and the upper ends of the short pipes (7) are provided with pressure gauges (8).

4. The rapid pressure test machine for the corrugated pipe compensator as claimed in claim 1, wherein: still be equipped with air compressor machine (5) on base (4), the gas outlet intercommunication air supply main (6) of air compressor machine (5), air supply main (6) draw forth many branch pipes (10) that correspond the intercommunication with a plurality of intake pipe (9).

5. The rapid pressure test machine for the corrugated pipe compensator as claimed in claim 4, wherein: the one end of air supply main (6) is equipped with the gas vent, and muffler (6.1) are installed to gas vent department, and air supply main (6) are close to gas vent department and are equipped with stop valve (6.2).

6. The rapid pressure test machine for the corrugated pipe compensator as claimed in claim 1, wherein: the lifting device (3) is one of a hydraulic cylinder or an electric cylinder, the fixed end of the lifting device (3) is fixedly connected with the base (4), the telescopic end of the lifting device (3) is fixedly connected with the pressing plate (1), and the lifting device (3) is provided with two groups.

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