Medium-frequency furnace wall measuring tool

Abstract

The utility model relates to the technical field of intermediate frequency furnace equipment maintenance, and provides an intermediate frequency furnace wall measuring tool aiming at the problems of complex operation and large system error of the existing intermediate frequency furnace wall measuring device, which comprises a base, a bracket is erected on the surface of the base, and a movable mechanism comprises a shaft rod penetrating through the end part of the bracket. The shaft rod is rotatably connected with the bracket; a measuring mechanism is arranged at the end, away from the support, of the shaft rod and comprises a guide rail scale and a telescopic measuring rod, the guide rail scale is detachably connected with the end of the shaft rod, and the telescopic measuring rod is slidably connected with the guide rail scale. Under the matching action of the support, the shaft rod and other components, the side walls of the intermediate frequency furnace in different heights and different directions can be comprehensively measured, the tool is simple in structure and convenient to use, the inner diameter or thickness of the intermediate frequency furnace can be rapidly and accurately measured, and the inner diameter or thickness can serve as a reliable basis for overhaul and maintenance of equipment.

Description

Technical Field

[0001] The utility model relates to the technical field of maintenance of intermediate frequency furnace equipment, and more specifically, to a measuring tool for the wall of an intermediate frequency furnace. Background Art

[0002] An intermediate frequency furnace is a power supply device that converts 50HZ AC power frequency into intermediate frequency (above 300HZ to 1000HZ). It rectifies three-phase power frequency alternating current into direct current, and then converts the direct current into adjustable intermediate frequency current, supplying intermediate frequency alternating current flowing through a capacitor and an induction coil. High-density magnetic lines are generated in the induction coil, cutting the metal material placed in the induction coil, and generating a large eddy current in the metal material. It is widely used in the smelting, casting, etc. of non-ferrous metals and ferrous metals.

[0003] During the use of an intermediate frequency furnace, the thickness of the furnace wall is an important technical parameter, which is directly related to the safe operation and production efficiency of the equipment. For example, the patent with the publication number CN209558891U provides a measuring device for the wall of an intermediate frequency furnace, including a threaded pipe. Both the top and bottom of the threaded pipe are fixedly connected with a first handle. The left and right sides inside the threaded pipe are both threadedly connected with a first threaded rod. The outer end of the first threaded rod is fixedly connected with a vertical plate. A groove is opened on the inner side of the vertical plate, and a threaded hole is opened on the outer side of the vertical plate. A second threaded rod is threadedly connected inside the threaded hole. The inner side of the second threaded rod is fixedly connected with a baffle plate. The outer end of the second threaded rod is fixedly connected with a short rod. A bearing is fixedly connected to the outer wall of the short rod. A square rod is fixedly connected to the lower part of the outer wall of the bearing. A circular ring is fixedly connected to the bottom of the square rod. A round rod is in clearance fit with the inside of the circular ring. The end of the round rod is fixedly connected to the vertical plate. A scale is processed on the front of the round rod. A second handle is fixedly connected to the outer end face of the short rod. The top outer sides of the two first threaded rods are in clearance fit with a curved rod. An iron ring is fixedly connected to the top of the curved rod.

[0004] However, the existing measuring device for the wall of an intermediate frequency furnace, such as the above, has complex operation and large systematic errors, which have a certain impact on both the safe operation and production efficiency of the equipment. Summary of the Utility Model

[0005] The purpose of the utility model is to solve the problems of complex operation and large systematic errors existing in the existing measuring device for the wall of an intermediate frequency furnace. The present application provides a measuring tool for the wall of an intermediate frequency furnace. Under the cooperation of components such as a bracket and a shaft rod, it can comprehensively measure the side walls of an intermediate frequency furnace with different heights and directions. The tool has a simple structure and is convenient to use, and can quickly and accurately measure the inner diameter or thickness of an intermediate frequency furnace, etc., serving as a reliable basis for the maintenance and repair of the equipment.

[0006] The utility model is realized through the following technical solutions:

[0007] An intermediate frequency furnace wall measuring tool includes a base. A bracket is erected on the surface of the base. A shaft rod passes through the end of the bracket, and the shaft rod is rotatably connected to the bracket. A measuring mechanism is arranged at the end of the shaft rod away from the bracket. The measuring mechanism includes a guide rail scale and a telescopic measuring rod. The guide rail scale is detachably connected to the end of the shaft rod, and the telescopic measuring rod is slidably connected to a side wall surface of the guide rail scale.

[0008] Preferably, the base includes a bottom plate and a vertical rod arranged on the surface of the bottom plate. The bracket is movably connected to the top of the vertical rod.

[0009] Preferably, the vertical rod is of a hollow structure, and the bracket can penetrate into the vertical rod from the top of the vertical rod. A fixing bolt penetrates through the side wall surface of the vertical rod, and one end of the fixing bolt penetrating into the inner cavity of the vertical rod can abut against the bracket.

[0010] Preferably, the bottom plate is provided with a plurality of ground nails, and the ground nails penetrate from the surface of the bottom plate to the bottom surface of the bottom plate in the vertical direction.

[0011] Preferably, the guide rail scale is arranged in the horizontal direction. A scale is arranged on the side wall surface of the guide rail scale away from the measuring telescopic rod. The side of the guide rail scale facing away from the measuring telescopic rod is detachably connected to the end of the shaft rod.

[0012] Preferably, a sliding groove is arranged on the side of the guide rail scale close to the telescopic measuring rod, so that the end of the telescopic measuring rod can be slidably connected to the guide rail scale.

[0013] Preferably, the telescopic measuring rod includes a connecting rod and a pointing rod. One end of the connecting rod is slidably connected to the sliding groove. The other end of the connecting rod is detachably connected to the end of the pointing rod. The end of the pointing rod away from the connecting rod is arranged facing the wall of the intermediate frequency furnace.

[0014] Preferably, a scale pointer is arranged at one end of the connecting rod close to the guide rail scale. The blunt end of the scale pointer is detachably connected to the connecting rod, and the sharp end of the scale pointer is arranged facing the side wall surface of the guide rail scale.

[0015] The technical solution of the present utility model has the following beneficial effects:

[0016] The intermediate frequency furnace wall measuring tool of the present utility model has a simple structure and is convenient to use. It can quickly and accurately measure the inner diameter or thickness of the intermediate frequency furnace, etc., and serve as a reliable basis for the overhaul and maintenance of the equipment. Specifically, when measuring, place the measuring tool on the furnace platform of the intermediate frequency furnace. By adjusting the sliding height between the bracket and the vertical rod, the side wall of the intermediate frequency furnace at the same direction but different heights can be measured. In addition, when the relative height of the quality of the bracket and the vertical rod is fixed, by rotating the shaft rod, the side wall of the intermediate frequency furnace at the same height but different angles can be measured. That is, the measuring tool of the present utility model can comprehensively measure the side walls of the intermediate frequency furnace at different heights and different directions under the cooperation of components such as the bracket and the shaft rod. After fixing the components such as the bracket and the shaft rod for adjusting the measuring position, the operator can wave the telescopic measuring rod until the end of the pointing rod of the telescopic measuring rod abuts against the furnace wall of the intermediate frequency furnace, and then accurate reading can be carried out through the scale pointer. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the accompanying drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present utility model, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, other related drawings can be obtained based on these drawings without creative efforts.

[0018] Figure 1 It is a schematic structural diagram of the intermediate frequency furnace wall measuring tool in Embodiment 1;

[0019] Figure 2 is Figure 1 a schematic structural diagram of the partial enlargement of part A in;

[0020] Figure 3 is Figure 1 a schematic structural diagram of the partial enlargement of part B in;

[0021] Figure 4 It is a schematic structural diagram of the bracket in Embodiment 1;

[0022] Figure 5 It is a schematic structural diagram of the shaft rod in Embodiment 1;

[0023] Figure 6 It is a schematic structural diagram of the guide rail scale in Embodiment 1;

[0024] Figure 7 It is a schematic structural diagram of the telescopic measuring rod in Embodiment 1;

[0025] Figure 8 It is a schematic structural diagram of the scale pointer in Embodiment 1.

[0026] Icon: 1 - base, 11 - bottom plate, 12 - vertical rod, 13 - fixing bolt, 14 - ground nail, 2 - bracket, 3 - shaft rod, 31 - limit projection, 4 - guide rail scale, 41 - sliding groove, 5 - telescopic measuring rod, 51 - connecting rod, 52 - pointing rod, 6 - scale pointer. Detailed implementation mode

[0027] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are some, but not all, of the embodiments of the present utility model. Usually, the components of the embodiments of the present utility model described and illustrated in the accompanying drawings here can be arranged and designed in various different configurations.

[0028] Therefore, the following detailed description of the embodiments of the present utility model provided in the accompanying drawings is not intended to limit the scope of the claimed present utility model, but merely represents selected embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts fall within the scope of protection of the present utility model.

[0029] It should be noted that: similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0030] Embodiment 1

[0031] As Figures 1 to 8 shown, this embodiment provides a measuring tool for the furnace wall of an intermediate frequency furnace, including a base 1. The base 1 includes a bottom plate 11 and a vertical rod 12 vertically arranged on the surface of the bottom plate 11. The vertical rod 12 is a hollow structure; a bracket 2 is penetrated through the top of the vertical rod 12. The bracket 2 is an L-shaped rod. One side rod of the bracket 2 is vertically penetrated through the middle of the vertical rod 12, and the other side rod of the bracket 2 is horizontally arranged. A shaft rod 3 is penetrated through the horizontal side rod of the bracket 2 away from the vertical rod 12, and a measuring mechanism is arranged at one end of the shaft rod 3 away from the bracket 2.

[0032] In this embodiment, a fixing bolt 13 is arranged between the bracket 2 and the vertical rod 12. The fixing bolt 13 is penetrated through the side wall surface of the vertical rod 12, and one end of the fixing bolt 13 penetrating into the inner cavity of the vertical rod 12 can abut against the bracket 2.

[0033] In this embodiment, the shaft rod 3 is vertically arranged, a limit projection 31 is arranged at the top of the shaft rod 3, the shaft rod 3 and the bracket 2 adopt a stepless fixed rotation mode, and the bracket 2 and the vertical rod 12 adopt a stepless fixed lifting mode, which can realize multi-point measurement of the furnace wall data at the same height and in the same direction.

[0034] In this embodiment, a measuring mechanism is provided at the bottom of the shaft rod 3 away from the bracket 2. The measuring mechanism includes a guide rail scale 4, and a scale is provided on the side wall surface of the guide rail scale 4; a plurality of telescopic measuring rods 5 are arranged on one side wall surface of the guide rail scale 4. The telescopic measuring rods 5 are slidably connected to the guide rail scale 4, and the side wall surface of the guide rail scale 4 facing away from the telescopic measuring scale is detachably connected to the shaft rod 3.

[0035] In this embodiment, the telescopic measuring rod 5 includes a connecting rod 51 and a pointing rod 52. The connecting rod 51 and the pointing rod 52 are perpendicular to each other. The connecting rod 51 is vertically arranged, and the end of the connecting rod 51 is detachably connected to the guide rail scale 4; the pointing rod 52 is horizontally arranged, and the end of the pointing rod 52 away from the connecting rod 51 is arranged facing the side wall of the intermediate frequency furnace.

[0036] In this embodiment, a sliding groove 41 is provided on the side wall surface of the guide rail scale 4 close to the telescopic measuring rod 5. The end of the telescopic measuring rod 5 can be embedded in the groove of the sliding groove 41, so that the telescopic measuring rod 5 is slidably connected to the sliding groove 41.

[0037] In this embodiment, a scale pointer 6 is arranged at one end of the telescopic measuring scale close to the guide rail scale 4. The tip of the scale pointer 6 is arranged facing the guide rail scale 4, and the blunt end of the scale pointer 6 is detachably connected to the telescopic measuring scale.

[0038] In addition, components such as the telescopic measuring rod 5 in this embodiment are preferably made of high-temperature resistant materials to adapt to the high-temperature environment in the intermediate frequency furnace and reduce the problem of measurement accuracy decline caused by the deformation of tools due to high temperature; the scale on the side wall surface of the guide rail scale 4 is a high-precision scale for reading measurement data. Through the cooperation of various components, the furnace wall of the intermediate frequency furnace can be measured quickly and accurately.

[0039] In this embodiment, four ground nails 14 are inserted through the bottom plate 11 to fix the measuring tool so that it can maintain sufficient stability during the measurement process.

[0040] When measuring with the measuring tool for the furnace wall of the intermediate frequency furnace in this embodiment, place the measuring tool on the furnace platform of the intermediate frequency furnace and adjust the sliding height between the bracket 2 and the vertical rod 12, and the side wall of the intermediate frequency furnace at the same direction but different heights can be measured; in addition, when the relative height of the quality of the bracket 2 and the vertical rod 12 is fixed, by rotating the shaft rod 3, the side wall of the intermediate frequency furnace at the same height but different angles can be measured. That is, with the cooperation of components such as the bracket 2 and the shaft rod 3, the measuring tool of the present invention can comprehensively measure the side wall of the intermediate frequency furnace at different heights and different directions. After fixing the components such as the bracket 2 and the shaft rod 3 for adjusting the measuring position, the operator can move the telescopic measuring rod 5 until the end of the pointing rod 52 of the telescopic measuring rod 5 abuts against the furnace wall of the intermediate frequency furnace, and then the accurate reading can be taken through the scale pointer 6.

[0041] In this embodiment, the measuring tool for the wall of the intermediate frequency furnace has a simple structure and is convenient to use, and can quickly and accurately measure the inner diameter or thickness of the intermediate frequency furnace, etc., serving as a reliable basis for the overhaul and maintenance of the equipment.

[0042] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. For those skilled in the art, various changes and modifications can be made to the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A medium frequency furnace wall measuring tool, characterized in that: It comprises a base (1), a bracket (2) is mounted on the surface of the base (1), a shaft (3) is passed through the end of the bracket (2), and the shaft (3) is rotatably connected to the bracket (2); A measuring mechanism is arranged at the end of the shaft rod (3) away from the bracket (2), and the measuring mechanism comprises a guide rail scale (4) and a telescopic measuring rod (5). The guide rail scale (4) is detachably connected to the end of the shaft rod (3), and the telescopic measuring rod (5) is slidably connected to a side wall of the guide rail scale (4).

2. The medium frequency furnace wall measuring tool according to claim 1 is characterized in that: The base (1) comprises a bottom plate (11) and a vertical rod (12) vertically arranged on the surface of the bottom plate (11), and the bracket (2) is movably connected to the top of the vertical rod (12).

3. The medium frequency furnace wall measuring tool according to claim 2 is characterized in that: The vertical rod (12) is a hollow structure, and the bracket (2) can be inserted into the vertical rod (12) from the top of the vertical rod (12); A fixing bolt (13) is passed through the side wall of the vertical rod (12), and one end of the fixing bolt (13) that passes through the inner cavity of the vertical rod (12) can abut against the bracket (2).

4. The medium frequency furnace wall measuring tool according to claim 2, characterized in that: The base plate (11) is provided with a plurality of ground spikes (14), and the ground spikes (14) pass through from the surface of the base plate (11) to the bottom surface of the base plate (11) in a vertical direction.

5. The medium frequency furnace wall measuring tool according to any one of claims 1 to 4, characterized in that: The guide rail scale (4) is arranged in the horizontal direction, and a scale is arranged on the side wall surface of the guide rail scale (4) away from the telescopic measuring rod (5). The side of the guide rail scale (4) away from the telescopic measuring rod (5) is detachably connected to the end of the shaft rod (3).

6. The medium frequency furnace wall measuring tool according to claim 5, characterized in that: A sliding groove (41) is arranged on one side of the guide rail scale (4) close to the telescopic measuring rod (5), so that the end of the telescopic measuring rod (5) can be slidably connected to the guide rail scale (4).

7. The medium frequency furnace wall measuring tool according to claim 6, characterized in that: The telescopic measuring rod (5) comprises a connecting rod (51) and a pointing rod (52), one end of the connecting rod (51) is slidably connected to the sliding groove (41), the other end of the connecting rod (51) is detachably connected to the end of the pointing rod (52), and the end of the pointing rod (52) away from the connecting rod (51) is arranged facing the wall of the medium frequency furnace.

8. The medium frequency furnace wall measuring tool according to claim 7, characterized in that: A scale pointer (6) is arranged at one end of the connecting rod (51) close to the guide rail scale (4); the blunt end of the scale pointer (6) is detachably connected to the connecting rod (51); and the tip of the scale pointer (6) is arranged facing the side wall surface of the guide rail scale (4).

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