Force measuring device of magnet yoke flaw detector

Abstract

The utility model discloses a magnet yoke flaw detector force measuring device which comprises a fixing plate, the top of the fixing plate is fixedly connected with a mounting plate, the top of the mounting plate is fixedly provided with a magnet yoke flaw detector body through a bolt, one side of the magnet yoke flaw detector body is provided with a winding reel, the outer wall of the winding reel is wound with a pull rope, and the outer wall of the winding reel is provided with a pull rod. The other end of the pull rope is fixedly connected with a spring dynamometer, a pull rod is installed on the side, away from the pull rope, of the spring dynamometer, and when the spring dynamometer is disassembled and overhauled, the screw is rotated to be separated from the threaded hole, then the mounting rod is rotated to enable the connecting strip to be changed from the vertical state to the horizontal state, and the spring dynamometer is disassembled and overhauled. And the mounting rod can be pulled to be separated from the connecting plate, so that the spring dynamometer can be overhauled.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of magnetic yoke flaw detector, especially relates to magnetic yoke flaw detector force measuring device. BACKGROUND

[0002] Magnetic yoke flaw detector as a kind of portable flaw detection equipment is widely used in oil field, shipbuilding, internal combustion engine accessories, coal mine, machinery, standard parts, aircraft manufacturing, automobile parts, chemical industry, pressure vessel, railway and other processing enterprises.

[0003] The present application is improved under prior art, in prior art, the magnetic yoke flaw detector that current market has is limited to the promotion of fixed test block or not, to judge whether the lifting force meets the use requirement, but cannot accurately estimate the specific numerical value of lifting force, secondly, force measuring device is not convenient to install and disassemble, is not convenient for subsequent overhaul. UTILITY MODEL CONTENTS

[0004] The utility model discloses a magnetic yoke flaw detector force measuring device to solve the shortcomings in the prior art.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] Magnetic yoke flaw detector force measuring device, including fixed plate, the top of fixed plate is fixedly connected with mounting plate, the top of mounting plate is fixedly installed with magnetic yoke flaw detector body by bolt, one side of magnetic yoke flaw detector body is equipped with winding drum, the outer wall of winding drum is wound with pull rope, the other end of pull rope is fixedly connected with spring dynamometer, the side away from pull rope of spring dynamometer is installed with pull rod, the end away from spring dynamometer of pull rod is rotatably connected with mounting rod, the end away from pull rod of mounting rod is fixedly installed with connecting plate, the side close to magnetic yoke flaw detector body of connecting plate is magnetically connected with the probe of symmetrical distribution, and the probe is fixedly connected with magnetic yoke flaw detector body.

[0007] As a further scheme of the utility model: the connecting plate is provided with through slot, the end away from pull rod of mounting rod is fixedly connected with connecting strip, and the connecting strip is matched with the through slot, the both sides of through slot are rotatably connected with the screw rod of symmetrical distribution, the both sides of connecting strip are provided with the screw hole of symmetrical distribution, and the screw hole is matched with screw rod.

[0008] As a further scheme of the utility model: the outer wall of mounting rod is rotatably connected with fixed ring, the bottom of fixed ring is fixedly connected with vertical rod, the top of fixed plate is fixedly connected with fixed frame, the inner wall of fixed frame is fixedly connected with guide rod, and the outer wall of guide rod is slidably connected with vertical rod.

[0009] As a further scheme of the utility model: the spring is fixedly connected with the guide rod sleeve on the side of the vertical rod close to the magnetic yoke flaw detector body, and the other end of the spring is fixedly connected with the fixed frame.

[0010] As a further scheme of the utility model: the motor is fixedly connected on the top of the fixed plate, and the output shaft of the motor is fixedly connected with the winding drum.

[0011] The utility model has the advantages of the following:

[0012] 1. In the utility model, when in use, the motor is started, the output shaft of the motor rotates to drive the winding drum to rotate and then pull the spring dynamometer through the pull rope, the spring dynamometer pulls the connecting plate to move through the mounting rod and the connecting strip, along with the continuous rotation of the output shaft of the motor, until the probe is separated from the contact with the magnetic yoke flaw detector body, the value on the spring dynamometer can be read out, and the force is measured.

[0013] 2. In the utility model, when the spring dynamometer is disassembled for maintenance, the screw rod is rotated to separate the screw rod from the threaded hole, then the mounting rod is rotated to change the connecting strip from the vertical state to the horizontal state, the mounting rod is pulled to separate the mounting rod from the connecting plate, and the spring dynamometer can be maintained. DRAWINGS

[0014] Figure 1 The utility model discloses a magnetic yoke flaw detector force measuring device structure schematic view;

[0015] Figure 2 The utility model discloses a magnetic yoke flaw detector force measuring device plan view;

[0016] Figure 3 The utility model discloses a magnetic yoke flaw detector force measuring device connecting plate structure schematic view;

[0017] Figure 4 The utility model discloses a magnetic yoke flaw detector force measuring device connecting plate structure schematic view; Figure 1 The utility model discloses a magnetic yoke flaw detector force measuring device connecting plate structure schematic view;

[0018] Legend:

[0019] Fixed plate 1, mounting plate 2, magnetic yoke flaw detector body 3, probe 4, spring dynamometer 5, pull rope 6, motor 7, winding drum 8, fixed frame 9, guide rod 10, spring 11, vertical rod 12, fixed ring 13, mounting rod 14, pull rod 15, connecting plate 16, connecting strip 17, threaded hole 18, screw rod 19, through slot 20. CONCRETE IMPLEMENTATION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the devices or components referred to must have a specific direction, be constructed and operate in a specific direction. Therefore, they should not be understood as limiting the present invention. The terms "first", "second", and "third" are used for descriptive purposes only and should not be understood as indicating or implying relative importance. In addition, unless otherwise expressly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, they can be fixed connections, detachable connections, or integral connections; they can be mechanical connections or electrical connections; they can be direct connections, indirect connections through an intermediate medium, or internal connections between two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] Reference Figures 1-4 The magnetic yoke flaw detector force measuring device provided by the utility model includes a fixing plate 1, the top of the fixing plate 1 is fixedly connected to a mounting plate 2, the top of the mounting plate 2 is fixedly installed with a magnetic yoke flaw detector body 3 by bolts, a winding drum 8 is provided on one side of the magnetic yoke flaw detector body 3, a pull rope 6 is wound around the outer wall of the winding drum 8, the other end of the pull rope 6 is fixedly connected to a spring dynamometer 5, a pull rod 15 is installed on the side of the spring dynamometer 5 away from the pull rope 6, the end of the pull rod 15 away from the spring dynamometer 5 is rotatably connected to a mounting rod 14, the end of the mounting rod 14 away from the pull rod 15 is fixedly installed with a connecting plate 16, and the side of the connecting plate 16 close to the magnetic yoke flaw detector body 3 is magnetically connected to symmetrically distributed probes 4, and the probes 4 are fixedly connected to the magnetic yoke flaw detector body 3.

[0023] A through slot 20 is provided on the connecting plate 16, and a connecting bar 17 is fixedly connected to the end of the mounting rod 14 away from the pull rod 15, and the connecting bar 17 is adapted to the through slot 20. The two sides of the through slot 20 are rotatably connected with symmetrically distributed screws 19, and symmetrically distributed threaded holes 18 are provided on both sides of the connecting bar 17, and the threaded holes 18 are adapted to the screws 19.

[0024] The outer wall of the mounting rod 14 is rotationally connected with a fixing ring 13, the bottom of the fixing ring 13 is fixedly connected with a vertical rod 12, the top of the fixing plate 1 is fixedly connected with a fixing frame 9, the inner wall of the fixing frame 9 is fixedly connected with a guide rod 10, and the outer wall of the guide rod 10 is slidably connected with the vertical rod 12.

[0025] The side of the vertical rod 12 close to the magnetic yoke flaw detector body 3 is fixedly connected with a spring 11 sleeved with the guide rod 10, and the other end of the spring 11 is fixedly connected with the fixing frame 9.

[0026] The top of the fixing plate 1 is fixedly connected with a motor 7, and the output shaft of the motor 7 is fixedly connected with a winding drum 8.

[0027] Working principle:

[0028] In the application, when in use, the motor 7 is started, the output shaft of the motor 7 rotates to drive the winding drum 8 to rotate, and then the spring force gauge 5 is pulled through the pull rope 6, the spring force gauge 5 moves the connecting plate 16 through the mounting rod 14 and the connecting strip 17, and as the output shaft of the motor 7 continues to rotate, until the probe 4 is separated from the contact with the magnetic yoke flaw detector body 3, the value on the spring force gauge 5 can be read out, and the force is measured.

[0029] In the application, when the spring force gauge 5 is disassembled for maintenance, the screw rod 19 is rotated to make the screw rod 19 and the threaded hole 18 disengaged, and then the mounting rod 14 is rotated to make the connecting strip 17 change from the vertical state to the horizontal state, the mounting rod 14 is pulled to make the mounting rod 14 and the connecting plate 16 disengaged, and the spring force gauge 5 can be maintained.

[0030] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A force measuring device for a magnetic yoke flaw detector, comprising a fixing plate (1), characterized in that: The top of the fixing plate (1) is fixedly connected to a mounting plate (2), and a yoke flaw detector body (3) is fixedly installed on the top of the mounting plate (2) by bolts. A winding drum (8) is provided on one side of the yoke flaw detector body (3), and a pull rope (6) is wound around the outer wall of the winding drum (8). The other end of the pull rope (6) is fixedly connected to a spring force gauge (5). A pull rod (15) is installed on the side of the spring force gauge (5) away from the pull rope (6). The end of the pull rod (15) away from the spring force gauge (5) is rotatably connected to a mounting rod (14), and the end of the mounting rod (14) away from the pull rod (15) is fixedly installed with a connecting plate (16). The connecting plate (16) is magnetically connected to symmetrically distributed probes (4) on the side close to the yoke flaw detector body (3), and the probes (4) are fixedly connected to the yoke flaw detector body (3).

2. The force measuring device of the yoke flaw detector according to claim 1, characterized in that: A through slot (20) is provided on the connecting plate (16), and a connecting strip (17) is fixedly connected to one end of the mounting rod (14) away from the pull rod (15), and the connecting strip (17) is adapted to the through slot (20), and symmetrically distributed screw rods (19) are rotatably connected on both sides of the through slot (20), and symmetrically distributed threaded holes (18) are provided on both sides of the connecting strip (17), and the threaded holes (18) are adapted to the screw rods (19).

3. The force measuring device of the yoke flaw detector according to claim 1, characterized in that: The outer wall of the mounting rod (14) is rotatably connected to a fixing ring (13), the bottom of the fixing ring (13) is fixedly connected to a vertical rod (12), the top of the fixing plate (1) is fixedly connected to a fixing frame (9), the inner wall of the fixing frame (9) is fixedly connected to a guide rod (10), and the outer wall of the guide rod (10) is slidably connected to the vertical rod (12).

4. The force measuring device of the yoke flaw detector according to claim 3, characterized in that: A spring (11) sleeved with the guide rod (10) is fixedly connected to one side of the vertical rod (12) close to the yoke flaw detector body (3), and the other end of the spring (11) is fixedly connected to the fixed frame (9).

5. The force measuring device of the yoke flaw detector according to claim 1, characterized in that: A motor (7) is fixedly connected to the top of the fixed plate (1), and an output shaft of the motor (7) is fixedly connected to the winding drum (8).

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