General assembly measurement through-flow device for small-sized transformation unit

Abstract

The utility model discloses a through-flow measuring device for the general assembly of a small-sized transformation unit, which comprises a front rotor bracket, a steam turbine high-pressure inner cylinder, a steam turbine high-pressure inner steam seal, a cushion box and a rear rotor bracket, and the front rotor bracket and the rear rotor bracket are used for placing a steam turbine rotor. The front rotor support and the rear rotor support are placed according to the center position of a bearing in a through-flow diagram, and the two cushion boxes are connected with the left side and the right side of the rear position of the front rotor support. The outer cylinder support is placed according to the size from the end face of the first gear opening groove to the center of the front bearing and connected with the cushion box. The steam turbine high-pressure inner cylinder is connected with the steam turbine high-pressure inner steam seal and the cushion box. A partition plate is installed in the outer cylinder support and sequentially provided with a first partition plate sleeve, a second partition plate sleeve and a third partition plate sleeve. The tool machining time is saved, installation is convenient, and materials are saved. And quality guarantee is provided for subsequent power plant assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to a turbine technical field especially relates to a kind of for small-scale reformed unit general assembly measurement through-flow device. BACKGROUND

[0002] According to the need of market, the demand of small-scale turbine of enterprises such as steelmaking and pharmaceutical is increasing, and the manufacturing efficiency of small-scale turbine unit of various turbine manufacturers also gradually needs to be improved due to the increasing market demand.Especially for the reformed unit, it cannot measure through-flow due to incomplete part set, or the actual through-flow is calculated according to theory, which causes great trouble when assembling in subsequent power plant or enterprise.And if there is a problem in through-flow when subsequent assembling, it will greatly increase the manufacturing cost to send back to the manufacturer. INVENTION CONTENTS

[0003] The utility model is to provide a kind of for small-scale reformed unit general assembly measurement through-flow device, to solve the above technical problems.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] A kind of for small-scale reformed unit general assembly measurement through-flow device, including front rotor support, turbine high-pressure inner cylinder, turbine high-pressure inner steam seal, pad box, rear rotor support, the front rotor support and rear rotor support are used to place turbine rotor, the front rotor support and rear rotor support are placed according to the bearing center position of through-flow diagram, two pad boxes are connected with the left and right sides of rear position of front rotor support;The outer cylinder support is placed and connected with pad box according to the size from the first blocking slot end face to front bearing center;The turbine high-pressure inner cylinder is connected with turbine high-pressure inner steam seal and pad box respectively;Partition is installed in the outer cylinder support, and partition is sequentially assembled partition sleeve one, partition sleeve two and partition sleeve three.

[0006] Compared with prior art, the utility model has the following advantages: the utility model simulates the support point of outer cylinder opening file by tooling support and pad box, and the internal sleeve is sequentially assembled on tooling according to the order of assembly in unit, and through-flow is measured after assembly is completed.Saving tooling processing time, convenient installation, save material.Provide quality guarantee for subsequent power plant assembly. DRAWING DESCRIPTION

[0007] Figure 1 It is the top view structural schematic diagram of the utility model.

[0008] In the figure: 1. front rotor support;2. turbine rotor;3. turbine high-pressure inner cylinder;4. turbine high-pressure inner steam seal;5. pad box;6. outer cylinder support;7. partition sleeve one;8. partition sleeve two;9. partition sleeve three;10. rear rotor support;11. partition. DETAILED EMBODIMENT

[0009] The utility model discloses a kind of total assembly measurement flow-through devices for small-scale reforming unit, including front rotor support 1, steam turbine high-pressure inner cylinder 3, steam turbine high-pressure inner steam seal 4, cushion box 5, rear rotor support 10, the front rotor support 1 and rear rotor support 10 are used to place steam turbine rotor 2, the front rotor support 1 and rear rotor support 10 are placed according to bearing center position of flow-through diagram, two cushion boxes 5 are connected with the left and right sides of rear position of front rotor support 1;Outer cylinder support 6 is placed and connected with cushion box 5 according to the size from the first block end face to front bearing center;The steam turbine high-pressure inner cylinder 3 is connected with steam turbine high-pressure inner steam seal 4 and cushion box 5 respectively;Partition 11 is installed in the outer cylinder support 6, and partition 11 is sequentially assembled partition sleeve one 7, partition sleeve two 8 and partition sleeve three 9.

[0010] The utility model discloses assembly measurement process: 1. first, front rotor support 1, rear rotor support 10 are placed according to bearing center position of flow-through diagram, and center is found with left and right using dummy shaft;

[0011] 2. two pieces of cushion box 5 are placed to the rear side of front rotor support 1 and connected with it;

[0012] 3. outer cylinder support 6 is placed according to the size from the first block end face to front bearing center, and cushion box 5 is connected using dummy shaft or steel wire;

[0013] 4. steam turbine high-pressure inner cylinder 3 and steam turbine high-pressure inner steam seal 4 are installed and connected with cushion box 5 after installation;

[0014] 5. partition sleeve one 7, partition sleeve two 8, partition sleeve three 9 are sequentially assembled into outer cylinder support 6;

[0015] 6. partition 11 is sequentially assembled into corresponding position;

[0016] 7. center and left and right of cutting part are found using dummy shaft, and steam turbine high-pressure inner cylinder 3 is found axial according to axial dimension of flow-through diagram;

[0017] 8. steam turbine rotor 2 is dropped, and flow-through is measured.

[0018] Front and rear rotor support is placed according to steam turbine front and rear bearing center line size, and dummy shaft is placed to find flat and correct. Two pieces of cushion box are placed into front rotor support (high-pressure inner cylinder is placed at this position), drop into internal sleeve support, and dummy shaft is placed to find flat and correct, then each internal sleeve is sequentially dropped according to same flow size to find correct axial, and finally rotor is dropped, and flow-through is measured.

[0019] The above is the preferred embodiment of the present application, for those skilled in the art, according to the teaching of the present application, without departing from the principles and spirit of the present application, the change, modification, replacement and modification of the embodiment still fall within the scope of the present application.

Claims

1. A flow measuring device for a small retrofit unit assembly, characterized in that Including front rotor support, steam turbine high pressure inner cylinder, steam turbine high pressure inner steam seal, pad box, rear rotor support, the front rotor support and the rear rotor support are used to place the steam turbine rotor, the front rotor support and the rear rotor support are placed according to the bearing center position of the flow chart, two pad boxes are connected with the left and right sides of the rear position of the front rotor support;The outer cylinder support is placed according to the size from the first blocking groove end face to the front bearing center and is connected with the pad box;The steam turbine high pressure inner cylinder is connected with the steam turbine high pressure inner steam seal and the pad box respectively;A partition is installed in the outer cylinder support, and the partition is sequentially assembled with partition sleeve one, partition sleeve two and partition sleeve three.

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