CN216449116U

CN216449116U - Be used for gas turbine gas tightness to detect construction installation equipment

Info

Publication number: CN216449116U
Application number: CN202122812850.XU
Authority: CN
Inventors: 李建
Original assignee: Shanghai Minglan Gas Turbine Industry Technology Co ltd
Current assignee: Shanghai Minglan Gas Turbine Industry Technology Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-06
Anticipated expiration: 2031-11-17

Abstract

The utility model relates to the technical field of gas turbines, and particularly discloses a gas tightness detection tool equipment for a gas turbine, which comprises a base, two sealing plates, a lifting plate, a detection assembly and a driving assembly, wherein sliding cavities are transversely formed in two sides of the interior of the base, which are close to a transverse central axis, and sliding grooves communicated with the sliding cavities are transversely formed in the upper surfaces of the base, which are close to the two sides of the transverse central axis; according to the utility model, through the design of the driving assembly and the design of the lifting plate and the hydraulic telescopic rod, the sealing plate can carry the sealing cone to seal two ends of the shell positioned on the lifting plate, then the interior of the shell is pressurized through the pressurizing pump in the detection assembly, and then the air tightness of the shell is judged through the numerical value of the gas pressure detector, so that the aim of detecting without installing internal parts is achieved, and the shell with the problem of air tightness can be directly maintained even after the detection.

Description

Be used for gas turbine gas tightness to detect construction installation equipment

Technical Field

The utility model relates to the technical field of gas turbines, in particular to a gas tightness detection tool device for a gas turbine.

Background

In the main flow of air and gas of the gas turbine, only the gas turbine consisting of three parts, namely a compressor, a combustion chamber and a gas turbine, circulates, and is generally called as simple circulation. Most gas turbines use a simple cycle scheme. The gas turbine includes inside machine part and the shell that is used for guiding the air current flow direction, and the gas tightness of gas turbine shell detects and judges through the data of operation generally to accomplish interior part at the installation, and although this kind of detection mode can carry out good detection to the gas tightness, nevertheless if the gas tightness of shell is not up to standard, still need to dismantle the back to the part and can further restore the shell, consequently to detection mode, we provide one kind and are used for gas turbine gas tightness to detect tool equipment.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the gas turbine air tightness detection tool equipment which has the advantage of convenience in air tightness detection of the shell and solves the problem that the shell is inconvenient to maintain after the detection of the existing detection device.

The utility model relates to a gas turbine airtightness detection tooling device, which comprises a base, two sealing plates, a lifting plate, a detection assembly and a driving assembly, sliding cavities are transversely formed in the two sides of the inner part of the base, which are close to the transverse central axis, sliding grooves communicated with the sliding cavities are transversely formed in the upper surfaces of the base, which are close to the two sides of the transverse central axis, the two sliding grooves are symmetrically distributed on the left side and the right side with the center of the upper surface of the base as an original point, the bottoms of the two sealing plates are vertically and fixedly connected with connecting rods, the bottom of the connecting rod is fixedly connected with a slide block, the bottom of the lifting plate is fixedly connected with a hydraulic telescopic rod, the hydraulic telescopic rod is far away from one end of the lifting plate and fixedly connected with the center of the base, the detection assembly comprises a gas pressure pump and a gas pressure detector, and the driving assembly comprises two motors and two lead screws.

Through the design of above-mentioned technical scheme, through drive assembly's design, cooperation lifter plate and hydraulic telescoping rod's design can make the closing plate carry sealed circular cone to carry on inclosed to the shell both ends that lie in on the lifter plate, then the force (forcing) pump among the rethread detecting element pressurizes to the shell is inside, then the numerical value through gas pressure detector judges shell airlock nature to reach and need not to install internals and detect, even if be convenient for directly maintain the shell that the gas tightness has problems after detecting.

As a further improvement of the utility model, the centers of the inner sides of the two sealing plates are fixedly connected with sealing cones, the bottom surfaces of the sealing cones are vertically and fixedly connected with the inner sides of the sealing plates, and the surfaces of the sealing cones are fixedly connected with a layer of rubber pad.

Through the design of the technical scheme, the effect of avoiding causing injury to the edge of the shell when the sealing cone is better sealed to the shell is achieved.

As a further improvement of the utility model, the diameter of the connecting rod is matched with that of the sliding groove, and the sliding block is connected with the inner wall of the sliding cavity in a sliding mode.

As a further improvement of the utility model, an installation groove is formed in one sealing cone, the pressure pump is installed at the bottom of the inner wall of the installation groove, the pressure pump is communicated with a pressure pipe, one end of the pressure pipe, far away from the pressure pump, penetrates through the tip of the sealing cone, an electromagnetic valve is arranged in the pressure pipe, the gas pressure detector is installed at the tip of the sealing cone, which is not provided with the installation groove, and a display screen for displaying the numerical value of the gas pressure detector is installed on the outer side of a sealing plate connected with the sealing cone.

Through the design of the technical scheme, the air pressure change in the shell is realized, and the air tightness of the shell is detected through the air pressure maintaining time.

As a further improvement of the utility model, two screw rods respectively penetrate through the two sliding blocks and form a ball screw together with the sliding blocks, one end of each screw rod is rotatably connected with the inner wall of the sliding cavity through a bearing, and the end far away from the bearing penetrates through the surface of the base and is fixedly connected with an output shaft of the motor.

Through the design of the technical scheme, the sealing plate can be driven to move, so that the sealing cone on the sealing plate can seal the two ends of the shell.

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

according to the utility model, through the design of the driving assembly and the design of the lifting plate and the hydraulic telescopic rod, the sealing plate can carry the sealing cone to seal two ends of the shell positioned on the lifting plate, then the interior of the shell is pressurized through the pressurizing pump in the detection assembly, and then the air tightness of the shell is judged through the numerical value of the gas pressure detector, so that the aim of detecting without installing internal parts is achieved, and the shell with the problem of air tightness can be directly maintained even after the detection.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

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

FIG. 2 is a schematic top view of the present invention.

In the figure: 1. a base; 2. a screw rod; 3. a sliding cavity; 4. a sliding groove; 5. a hydraulic telescopic rod; 6. a lifting plate; 7. a motor; 8. a slider; 9. a connecting rod; 10. a sealing plate; 11. sealing the cone; 12. a rubber pad; 13. a gas pressure detector; 14. a display screen; 15. a pressure pump; 16. a pressurization pipe.

Detailed Description

Embodiments of the utility model are illustrated in the drawings and, for purposes of clarity, numerous specific details are set forth in the description that follows. It should be understood, however, that these physical details should not be construed as limiting the utility model. That is, in some embodiments of the utility model, such physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 and 2, the gas tightness detection tool equipment for the gas turbine of the present invention comprises a base 1, two sealing plates 10, a lifting plate 6, a detection assembly and a driving assembly, wherein sliding cavities 3 are transversely formed on both sides of the base 1 near a transverse central axis, sliding grooves 4 communicated with the sliding cavities 3 are transversely formed on both upper surfaces of the base 1 near the transverse central axis, the two sliding grooves 4 are symmetrically distributed on the left and right sides of the center of the upper surface of the base 1 in an original point manner, connecting rods 9 are vertically and fixedly connected to the bottoms of the two sealing plates 10, sliders 8 are fixedly connected to the bottoms of the connecting rods 9, a hydraulic telescopic rod 5 is fixedly connected to the bottom of the lifting plate 6, one end of the hydraulic telescopic rod 5, which is far away from the lifting plate 6, is fixedly connected to the center of the base 1, the detection assembly comprises a gas pressure pump 15 and a gas pressure detector 13, the driving assembly comprises two motors 7 and two lead screws 2, through drive assembly's design, cooperation lifter plate 6 and hydraulic telescoping rod 5's design, can make closing plate 10 carry sealed circular cone 11 and seal the shell both ends that lie in lifter plate 6, then the force (forcing) pump 15 among the rethread detecting component pressurizes to the shell is inside, then the numerical value through gas pressure detector 13 judges shell airlock nature, thereby reach and need not to install internals and detect, even in be convenient for directly maintain the shell that the gas tightness has problems after detecting.

Referring to fig. 2, the centers of the inner sides of two sealing plates 10 are fixedly connected with a sealing cone 11, the bottom surface of the sealing cone 11 is vertically and fixedly connected with the inner sides of the sealing plates 10, and a layer of rubber pad 12 is fixedly connected to the surface of the sealing cone 11, so that the sealing cone 11 can better seal the housing and prevent the housing from being damaged.

Referring to fig. 1, the diameter of the connecting rod 9 is adapted to the diameter of the sliding groove 4, the sliding blocks 8 are slidably connected to the inner wall of the sliding cavity 3, a mounting groove is formed in a sealing cone 11, a pressure pump 15 is mounted at the bottom of the inner wall of the mounting groove, the pressure pump 15 is communicated with a pressure pipe 16, one end of the pressure pipe 16, which is far away from the pressure pump 15, penetrates through the tip of the sealing cone 11, an electromagnetic valve is arranged in the pressure pipe 16, a gas pressure detector 13 is mounted at the tip of the sealing cone 11, which is not provided with the mounting groove, a display screen 14 for displaying the numerical value of the gas pressure detector 13 is mounted on the outer side of a sealing plate 10 connected to the sealing cone 11, after the gas pressure inside the shell is changed, the gas tightness of the shell is detected through the time of gas pressure maintenance, two lead screws 2 penetrate through the two sliding blocks 8 respectively and form ball lead screws 2 together with the sliding blocks 8, one end of the screw rod 2 is rotatably connected with the inner wall of the sliding cavity 3 through a bearing, and one end far away from the bearing penetrates through the surface of the base 1 and is fixedly connected with an output shaft of the motor 7, so that the sealing plate 10 can be driven to move, and the sealing cone 11 on the sealing plate 10 can be used for sealing two ends of the shell.

When the utility model is used, firstly, a shell with detection is placed in the center of a lifting plate 6, then the lifting plate 6 with the shell is positioned in the center of two closed plates by starting a hydraulic telescopic rod 5, then a motor 7 in a driving assembly is started, the motor 7 can drive a screw rod 2 to rotate by starting, so that a sliding block 8 enables a sealing plate 10 to carry sealing cones 11 to close two ends of the shell through a connecting rod 9, then a pressurizing pump 15 in the detection assembly is started, so that the air pressure in the shell is pressurized, namely the data of a gas pressure detector 13 positioned in the shell can be changed, when the pressure of gas reaches a detection standard, the pressurization is stopped, an electromagnetic valve on a pressurizing pipe 16 is started, and whether the air tightness of the shell is qualified or not can be judged by the change of the gas pressure in the shell within a certain time.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a be used for gas turbine gas tightness to detect frock equipment, includes base (1), two closing plates (10), lifter plate (6), determine module and drive assembly, its characterized in that:

sliding cavities (3) are transversely formed in the base (1) at two sides close to the transverse central axis, sliding grooves (4) communicated with the sliding cavities (3) are transversely formed in the upper surface of the base (1) at two sides close to the transverse central axis, and the two sliding grooves (4) are symmetrically distributed at the left side and the right side by taking the center of the upper surface of the base (1) as an original point;

the bottoms of the two sealing plates (10) are vertically and fixedly connected with connecting rods (9), and the bottoms of the connecting rods (9) are fixedly connected with sliding blocks (8);

the bottom of the lifting plate (6) is fixedly connected with a hydraulic telescopic rod (5), and one end, far away from the lifting plate (6), of the hydraulic telescopic rod (5) is fixedly connected with the center of the base (1);

the detection assembly comprises a gas pressurizing pump (15) and a gas pressure detector (13);

the driving assembly comprises two motors (7) and two screw rods (2).

2. The gas turbine airtightness detection tool equipment according to claim 1, characterized in that: the sealing device is characterized in that the centers of the inner sides of the two sealing plates (10) are fixedly connected with sealing cones (11), the bottom surfaces of the sealing cones (11) are vertically and fixedly connected with the inner sides of the sealing plates (10), and the surfaces of the sealing cones (11) are fixedly connected with a layer of rubber pad (12).

3. The gas turbine airtightness detection tool equipment according to claim 1, characterized in that: the diameter of connecting rod (9) and the diameter looks adaptation of sliding tray (4), slider (8) and the inner wall sliding connection of sliding chamber (3).

4. The gas turbine airtightness detection tool equipment according to claim 2, characterized in that: one the mounting groove has been seted up to sealed circular cone (11) inside, force (forcing) pump (15) are installed in the bottom of mounting groove inner wall, force (forcing) pump (15) intercommunication has forcing pipe (16), the pointed end of this sealed circular cone (11) is run through to the one end that forcing pipe (16) kept away from forcing pump (15), the inside of forcing pipe (16) is equipped with the solenoid valve.

5. The gas turbine airtightness detection tool equipment according to claim 1, characterized in that: the gas pressure detector (13) is arranged at the tip end of a sealing cone (11) which is not provided with a mounting groove, and a display screen (14) for displaying the numerical value of the gas pressure detector (13) is arranged on the outer side of a sealing plate (10) connected with the sealing cone (11).

6. The gas turbine airtightness detection tool equipment according to claim 1, characterized in that: the two screw rods (2) respectively penetrate through the two sliding blocks (8) and form the ball screw rods (2) with the sliding blocks (8), one ends of the screw rods (2) are rotatably connected with the inner wall of the sliding cavity (3) through bearings, and one ends far away from the bearings penetrate through the surface of the base (1) and are fixedly connected with an output shaft of the motor (7).