Turning gauge stand installed on center body of upper rack and used for throw measurement

Abstract

The utility model provides a jigger gauge stand installed on a center body of an upper frame and used for measuring throw, which comprises a gauge stand body, a plurality of connecting parts are respectively arranged at different height positions on the gauge stand body, the connecting parts are used for being connected with a magnetic base of a dial indicator, the gauge stand body is connected with a base, and the base is connected with the jigger gauge stand. The base is detachably connected with an upper rack flange, the gauge stand body and the base are both made of light materials, the gauge stand body is connected with the upper rack flange through the base, a plurality of connecting parts are installed at different height positions of the gauge stand body made of the light materials, and the gauge stand body is connected with a dial indicator magnetic base through the connecting parts. Compared with a gauge stand made of channel steel or I-shaped steel in the prior art, the jigger gauge stand has the advantages that the weight is greatly reduced, and installation and manufacturing of the jigger gauge stand are greatly simplified.

Description

Technical Field

[0001] The utility model relates to the technical field of installation and maintenance of a water turbine generator set, in particular to a turning meter frame installed on a central body of an upper frame for swing measurement. Background Art

[0002] During the installation and maintenance of the hydro-turbine generator set, the upper guide plate frame gauge tooling is generally made of channel steel or I-beam through temporary welding. It has a bulky structure, is not stable enough as a whole, is heavy, and has relatively fixed measuring points. It can only complete the swing measurement of the air supply pipe and the collector ring, which is not conducive to the measurement of the overall swing. Utility Model Content

[0003] The purpose of the utility model is to provide a turning meter frame installed on the center body of the upper frame for swing measurement, which is connected to the upper frame flange through a base, and then multiple connecting parts are installed at different height positions of the meter frame body made of light materials, and connected to the dial indicator magnetic seat through the connecting parts, so that the dial indicator can be used to measure the swing of parts at different height positions on the hydro-generator set. At the same time, compared with the meter frame made of channel steel or I-beam in the prior art, the weight is greatly reduced. In order to achieve the above technical features, the purpose of the utility model is achieved as follows:

[0004] A turning gauge frame installed on the central body of an upper frame for swing measurement comprises a gauge frame body, a plurality of connecting parts are respectively arranged at different heights on the gauge frame body, the connecting parts are used to connect with a dial indicator magnetic base, the gauge frame body is connected to the base, the base is detachably connected to the upper frame flange, and the gauge frame body and the base are both made of light materials.

[0005] The connecting part is an iron sheet, and the dial gauge magnetic seat is adsorbed on the surface of the connecting part by magnetic force to achieve installation and fixation of the dial gauge.

[0006] The meter frame body includes an L-shaped measuring column and a connecting plate. The transverse plate of the L-shaped measuring column is provided with a plurality of first mounting holes along the horizontal direction, and the longitudinal plate of the L-shaped measuring column is provided with a plurality of second mounting holes along the vertical direction. The connecting portion is connected to the L-shaped measuring column via a fastener sleeved in the first mounting hole and the second mounting hole, and the longitudinal plate is connected to the base via the connecting plate.

[0007] The longitudinal plate body and the connecting plate are distributed in a T-shape, and the frame body further includes a first reinforcing rib, a second reinforcing rib, a third reinforcing rib and a fourth reinforcing rib;

[0008] The first end of the first reinforcing rib is connected to the top end of the longitudinal plate body, and the second end of the first reinforcing rib is connected to the base;

[0009] The first end of the second reinforcing rib is connected to the middle section of the longitudinal plate body, and the second end of the second reinforcing rib is connected to the base;

[0010] The first end of the third reinforcing rib is connected to the bottom end of the longitudinal plate body, and the second end of the third reinforcing rib is connected to the middle section of the second reinforcing rib;

[0011] The fourth reinforcing rib is arranged between the transverse plate body and the longitudinal plate body;

[0012] The two first reinforcing ribs, the two second reinforcing ribs, and the two third reinforcing ribs are symmetrically distributed on both sides of the longitudinal plate body.

[0013] The lightweight material is aluminum alloy.

[0014] The base is provided with a plurality of waist-shaped holes.

[0015] The utility model has the following beneficial effects:

[0016] 1. The base is connected to the upper frame flange, and then multiple connecting parts are installed at different heights of the meter frame body made of light materials, and the connecting parts are connected to the dial indicator magnetic base, so that the dial indicator can be used to measure the swing of the parts at different heights on the hydro-generator set. At the same time, compared with the meter frame made of channel steel or I-beam in the prior art, the weight is greatly reduced;

[0017] 2. Multiple stable triangular structures are formed between the L-shaped measuring column and the base. The overall structural design is reasonable and has higher strength and is more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Figure 1 A front view of a turning meter frame installed on the central body of an upper frame for swing measurement provided by an embodiment of the utility model;

[0020] Figure 2 A schematic diagram of the connection structure between the watch stand body and the base from a first viewing angle provided by an embodiment of the utility model;

[0021] Figure 3 A schematic diagram of the connection structure between the watch stand body and the base from a second viewing angle provided by an embodiment of the utility model;

[0022] In the figure: the meter frame body 1, the L-shaped measuring column 1a, the horizontal plate 1a1, the first mounting hole 1a2, the longitudinal plate 1a3, the second mounting hole 1a4, the connecting plate 1b, the first reinforcing rib 1c, the second reinforcing rib 1d, the third reinforcing rib 1e, the fourth reinforcing rib 1f, the connecting part 2, the base 3, and the waist-shaped hole 3a. DETAILED DESCRIPTION

[0023] The embodiments of the present utility model are further described below in conjunction with the accompanying drawings.

[0024] See attached Figure 1-3 In order to realize the above technical features, the purpose of the utility model is achieved as follows:

[0025] A turning gauge frame installed on the center body of an upper frame for swing measurement comprises a gauge frame body 1, a plurality of connecting parts 2 are respectively provided at different heights on the gauge frame body 1, the connecting parts 2 are used to connect with a dial indicator magnetic base, the gauge frame body 1 is connected to the base 3, the base 3 is detachably connected to the upper frame flange, and the gauge frame body 1 and the base 3 are both made of light materials.

[0026] The utility model is connected to the upper frame flange through the base 3, and then a plurality of connecting parts 2 are installed at different height positions on the meter frame body 1 made of light material, and the connecting part 2 is connected to the magnetic base of the dial indicator, so that the swing of the parts at different height positions on the hydro-generator set can be measured by the dial indicator. At the same time, compared with the meter frame made of channel steel or I-beam in the prior art, the weight is greatly reduced. Taking the turning meter frame used in the Xiangjiaba Hydropower Station as an example, its weight is reduced from the original 200kg to 45kg. The overall weight reduction greatly simplifies the installation and production of the turning meter frame.

[0027] Furthermore, the connecting portion 2 is an iron sheet, and the dial indicator magnetic base is adsorbed on the surface of the iron sheet by magnetic force, thereby achieving installation and fixation of the dial indicator.

[0028] Furthermore, the meter frame body 1 includes an L-shaped measuring column 1a and a connecting plate 1b, a plurality of first mounting holes 1a2 are provided on the transverse plate 1a1 of the L-shaped measuring column 1a along the horizontal direction, a plurality of second mounting holes 1a4 are provided on the longitudinal plate 1a3 of the L-shaped measuring column 1a along the vertical direction, the connecting part 2 is connected to the L-shaped measuring column 1a through a fastener sleeved in the first mounting hole 1a2 and the second mounting hole 1a4, the longitudinal plate 1a3 is connected to the base 3 through the connecting plate 1b, and through the design of the L-shaped measuring column 1a and the first mounting hole 1a2 and the second mounting hole 1a4, the dial indicator can be set up within the full height range of the L-shaped measuring column 1a, and has the function of simultaneously measuring the swing of five parts, namely, the air supply pipe, the upper collector ring, the lower collector ring, the measuring ring, and the upper guide shaft collar.

[0029] Furthermore, the longitudinal plate 1a3 and the connecting plate 1b are T-shaped, and the frame body 1 further includes a first reinforcing rib 1c, a second reinforcing rib 1d, a third reinforcing rib 1e and a fourth reinforcing rib 1f; a first end of the first reinforcing rib 1c is connected to the top of the longitudinal plate 1a3, and a second end of the first reinforcing rib 1c is connected to the base 3; a first end of the second reinforcing rib 1d is connected to the middle section of the longitudinal plate 1a3, and a second end of the second reinforcing rib 1d is connected to the base 3; a first end of the third reinforcing rib 1e is connected to the bottom end of the longitudinal plate 1a3, and a second end of the third reinforcing rib 1e is connected to the middle section of the second reinforcing rib 1d; the fourth reinforcing rib 1f is arranged between the transverse plate 1a1 and the longitudinal plate 1a3; two of the first reinforcing ribs 1c, two of the second reinforcing ribs 1d, and two of the third reinforcing ribs 1e are symmetrically distributed on both sides of the longitudinal plate 1a3, respectively. Through the arrangement of the above structure, a plurality of stable triangular structures are formed between the L-shaped measuring column 1a and the base 3, and the overall structural strength is higher and more stable.

[0030] Furthermore, the lightweight material is aluminum alloy, which utilizes the characteristics of low density and high strength of aluminum alloy to ensure the structural strength of the present application while meeting the requirement of light weight.

[0031] Furthermore, the base 3 is provided with a plurality of waist-shaped holes 3a. The provision of the plurality of waist-shaped holes satisfies the need for bolt connection with flanges of various models of upper frames of the present application, and has a wider application range.

Claims

1. A turning meter frame installed on the center body of the upper frame for swing measurement, characterized in that: The invention comprises a meter frame body (1), wherein a plurality of connection parts (2) are respectively arranged at different heights on the meter frame body (1), wherein the connection parts (2) are used to be connected to a dial gauge magnetic base, the meter frame body (1) is connected to a base (3), and the base (3) is detachably connected to an upper frame flange, and the meter frame body (1) and the base (3) are both made of light materials.

2. A turning meter frame installed on the center body of the upper frame for swing measurement according to claim 1, characterized in that: The connecting portion (2) is an iron sheet, and the dial gauge magnetic base is adsorbed on the surface of the connecting portion (2) by magnetic force, so as to achieve installation and fixation of the dial gauge.

3. A turning meter frame installed on the center body of the upper frame for swing measurement according to claim 2, characterized in that: The meter stand body (1) comprises an L-shaped measuring column (1a) and a connecting plate (1b); a plurality of first mounting holes (1a2) are provided on a transverse plate (1a1) of the L-shaped measuring column (1a) along a horizontal direction; a plurality of second mounting holes (1a4) are provided on a longitudinal plate (1a3) of the L-shaped measuring column (1a) along a vertical direction; the connecting portion (2) is connected to the L-shaped measuring column (1a) via fasteners fitted into the first mounting holes (1a2) and the second mounting holes (1a4); and the longitudinal plate (1a3) is connected to the base (3) via the connecting plate (1b).

4. A turning meter frame installed on the center body of the upper frame for swing measurement according to claim 3, characterized in that: The longitudinal plate body (1a3) and the connecting plate (1b) are arranged in a T-shape, and the frame body (1) further comprises a first reinforcing rib (1c), a second reinforcing rib (1d), a third reinforcing rib (1e) and a fourth reinforcing rib (1f); The first end of the first reinforcing rib (1c) is connected to the top end of the longitudinal plate (1a3), and the second end of the first reinforcing rib (1c) is connected to the base (3); The first end of the second reinforcing rib (1d) is connected to the middle section of the longitudinal plate (1a3), and the second end of the second reinforcing rib (1d) is connected to the base (3); The first end of the third reinforcing rib (1e) is connected to the bottom end of the longitudinal plate (1a3), and the second end of the third reinforcing rib (1e) is connected to the middle section of the second reinforcing rib (1d); The fourth reinforcing rib (1f) is arranged between the transverse plate body (1a1) and the longitudinal plate body (1a3); The two first reinforcing ribs (1c), the two second reinforcing ribs (1d), and the two third reinforcing ribs (1e) are symmetrically distributed on both sides of the longitudinal plate body (1a3).

5. A turning meter frame installed on the center body of the upper frame for swing measurement according to claim 4, characterized in that: The lightweight material is aluminum alloy.

6. A turning meter frame installed on the center body of the upper frame for swing measurement according to claim 5, characterized in that: The base (3) is provided with a plurality of waist-shaped holes (3a).

Images