Remote electric torque measuring device

Abstract

The utility model discloses a remote electric torque measuring device, which comprises a fixed base, a torque measuring device, an upper computer and a lower computer, a clamp and a position adjusting device are arranged on the fixed base, the clamp is used for fixing a to-be-measured piece, and the position adjusting device is connected with a torque measuring device and used for adjusting the position of the torque measuring device so that the torque measuring device can directly face the to-be-measured piece; the torque measuring device comprises a servo motor, a cardan shaft torque sensor and a connecting rod, the output end of the servo motor is detachably connected with one end of the cardan shaft torque sensor, the other end of the cardan shaft torque sensor is detachably connected with the connecting rod, and the connecting rod is detachably connected with a to-be-measured piece; the servo motor and the universal shaft torque sensor are connected with the lower computer, and the lower computer is connected with the upper computer. According to the utility model, remote torque measurement of the valve is realized, the measurement process is safe and reliable, and the measurement efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve torque measurement field, more specifically, the utility model relates to a kind of remote electric torque measurement device. BACKGROUND

[0002] At present, high-pressure manifold laboratory usually adopts torque wrench to manually open the valve in manifold for testing, but only in non-pressure state testing, and cannot protect the personal safety of operating personnel when pressurizing, and is prone to safety accidents;And the valve in the manifold is a high-pressure product, and the safety risk is high when manually operating under pressure, and the detection efficiency is low, so the valve under pressure torque detection cannot be effectively carried out. To overcome the problem of high safety risk and low efficiency when testing the valve torque under pressure, it is necessary to provide a device that can remotely detect torque under valve pressure, avoid safety risks that may occur when manually operating under pressure, and improve the efficiency of torque detection. SUMMARY

[0003] One object of the present application is to solve at least the above problems and provide at least the advantages described later.

[0004] To achieve these objects and other advantages according to the utility model, a remote electric torque measurement device is provided, comprising: a fixed base, a torque measurement device, an upper computer, a lower computer;The fixed base is respectively provided with clamp and position adjusting device, the clamp is used to fix the measured member, the position adjusting device is connected with the torque measurement device, to adjust the position of the torque measurement device, so that the torque measurement device is opposite to the measured member;The torque measurement device includes servo motor, universal shaft torque sensor and connecting rod, the output end of the servo motor is detachably connected with one end of the universal shaft torque sensor, the other end of the universal shaft torque sensor is detachably connected with the connecting rod, and the connecting rod is detachably connected with the measured member;The servo motor, the universal shaft torque sensor and the lower computer are connected, and the lower computer is connected with the upper computer.

[0005] Preferably, the position adjusting device comprises a mounting seat, a first sliding assembly and a second sliding assembly slidingly arranged on the first sliding assembly;The sliding direction of the first sliding assembly and the second sliding assembly is perpendicular;The first sliding assembly is fixedly arranged on the fixed base and drives the second sliding assembly to slide;The second sliding assembly drives the mounting seat to slide;The servo motor is fixedly connected with the mounting seat.

[0006] Preferably, the first sliding assembly and the second sliding assembly are identical in structure, and each comprises a moving rack, a trapezoidal screw, a screw nut and two linear sliding rails; the two linear sliding rails are symmetrically arranged on the two sides of the trapezoidal screw, the screw nut is connected with the trapezoidal screw in a matching mode, and the moving rack is slidably connected with the two linear sliding rails respectively and fixedly connected with the screw nut at the bottom.

[0007] Preferably, the two linear sliding rails of the second sliding assembly are fixedly arranged on the moving rack of the first sliding assembly.

[0008] Preferably, the moving rack of the second sliding assembly is fixedly connected with the mounting seat.

[0009] Preferably, one end of the trapezoidal screw is fixedly provided with a hand wheel.

[0010] Preferably, the two ends of the linear sliding rail are provided with limit blocks.

[0011] Preferably, the connecting rod is a telescopic rod.

[0012] The utility model at least includes following beneficial effects:

[0013] The remote electric torque measuring device provided by the utility model can realize torque measurement on a valve remotely, solves the technical problem that manual measurement cannot be performed on the torque of a valve under pressure, the torque range that can be measured by the torque measuring device is larger and more accurate than manual measurement, the torque measuring device can be used synchronously during pressurization, the measurement process is safe and reliable, the measurement speed is faster, and the efficiency is higher.

[0014] Other advantages, objects and features of the utility model will be embodied partly through the following description, and will be understood by those skilled in the art through research and practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of the remote electric torque measuring device of the utility model;

[0016] Figure 2 It is a side structure schematic view of the remote electric torque measuring device of the utility model;

[0017] Figure 3 It is a structure schematic view of E-E section in the utility model; Figure 2

[0018] Figure 4 It is a top view of the remote electric torque measuring device of the utility model; DETAILED DESCRIPTION

[0019] ​The utility model makes further detailed description in combination with the drawings, to enable the person skilled in the art to implement according to the description of the text.

[0020] It should be noted that the experimental methods in the following embodiments are conventional methods, and the reagents and materials are commercially available unless otherwise specified. In the description of the utility model, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only used for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements must have a particular orientation, structure and operation, so it cannot be understood as a limitation on the utility model.

[0021] As shown in Figures 1 to 4 The utility model provides a kind of remote electric torque measuring device, comprising: fixed base 1, torque measuring device 3, host computer, lower computer;The fixed base 1 is respectively provided with clamp 2 and position adjusting device 4, the clamp 2 is used to fix the piece to be measured, the position adjusting device 3 is connected with torque measuring device 3, to adjust the position of the torque measuring device 3, so that the torque measuring device 3 is directly to the piece to be measured;Torque measuring device 3 includes servo motor 31, universal shaft torque sensor 32 and connecting rod, the output end of servo motor 31 is detachably connected with one end of universal shaft torque sensor 32, the other end of universal shaft torque sensor 32 is detachably connected with the connecting rod, the connecting rod is detachably connected with the piece to be measured;Servo motor 31, universal shaft torque sensor 32 are connected with lower computer, and lower computer is connected with host computer.

[0022] In the technical scheme, the torque measuring device 3 is connected with the upper computer through the lower computer, the upper computer outputs a control instruction, the lower computer controls the servo motor 31 to start, sequentially drives the universal shaft torque sensor 32, the connecting rod and the rotating body of the valve to be measured to rotate, and the valve torque is measured through the universal shaft torque sensor 32, thereby realizing remote valve torque detection, avoiding safety risks that may be caused by manual pressure operation, improving the efficiency of valve torque detection, and enabling the measurement structure to be rotated to the upper computer to be recorded and displayed in real time. The rotating body is a structure for changing the size of the flow passage in the valve by rotating motion in a conventional valve, such as the plug body and valve rod in a plug valve, and the ball core and valve rod in a ball valve. Preferably, the upper computer is a computer with a man-machine interface, and the lower computer is a PLC, which directly controls the opening and closing of the servo motor 31 and converts the data detected by the universal shaft torque sensor 32 into a digital signal to feed back to the upper computer for display. The device of the torque measuring device 3 is adjusted by the position adjusting device 3, and different sizes of valves can be adapted by combining the connecting rods of different lengths; the connecting rod can be connected to the measured member by a fastener, and the valve can be fixed on the fixed base 1 by a clamp commonly used in the art.

[0023] In another technical scheme, the position adjusting device 4 includes a mounting seat 43, a first sliding assembly 41 and a second sliding assembly 42 slidingly arranged on the first sliding assembly 41; the sliding directions of the first sliding assembly 41 and the second sliding assembly 42 are perpendicular; the first sliding assembly 41 is fixedly arranged on the fixed base 1 and drives the second sliding assembly 42 to slide; the second sliding assembly 42 drives the mounting seat 43 to slide; and the servo motor 31 is fixedly connected with the mounting seat 43. Referring to Figure 4 , the sliding directions of the first sliding assembly 41 and the second sliding assembly 42 are cross-shaped and jointly act to adjust the position of the torque measuring device 3 in four directions of front, back, left and right in a plane, so that the torque measuring device 3 can be docked with the measured member. As Figure 1 shown, the measured member can be fixed on the lower part of the fixed base 1 through the clamp 2, and the torque measuring device 3 is arranged above the measured member through the position adjusting device 4, and the plane position of the torque measuring device 3 is adjusted through the first sliding assembly 41 and the second sliding assembly 42 so that the torque measuring device 3 is directly opposite the measured member.

[0024] Further, the first sliding assembly 41 and the second sliding assembly 42 are identical in structure, and each comprises a moving frame 416, a trapezoidal screw 413, a screw nut, and two linear sliding rails 415; the two linear sliding rails 415 are symmetrically arranged at two sides of the trapezoidal screw 413, the screw nut is in matched connection with the trapezoidal screw 413; the moving frame 416 is in sliding connection with the two linear sliding rails 415 at two sides respectively, and is fixedly connected with the screw nut at the bottom. The trapezoidal screw 413 and the two linear sliding rails 415 are arranged in parallel, the two linear sliding rails 415 ensure the stability of the sliding of the moving frame 416, the trapezoidal screw 413 serves as a driving component for the sliding of the moving frame 416, and rotating the trapezoidal screw 413 drives the screw nut to move along the longitudinal direction, and further drives the moving frame 416 to slide. The linear sliding rail 415 adopts a conventional linear guide structure, and comprises a sliding rail, a sliding block and the like; the moving frame 416 is fixedly connected with the sliding block of the corresponding linear sliding rail 415 at two sides. Preferably, the trapezoidal screw of the first sliding assembly 41 and the second sliding assembly 42 is respectively installed on the fixed base 1 or the moving frame 416 of the first sliding assembly 41 through a support seat 412. The trapezoidal screw is rotatably arranged in the corresponding support seat 412.

[0025] In order to drive the second sliding assembly 42 to slide by the first sliding assembly 41, the two linear sliding rails of the second sliding assembly 42 are fixedly arranged on the moving frame 416 of the first sliding assembly 41.

[0026] Similarly, in order to drive the mounting seat 43 to slide by the second sliding assembly 42, the moving frame of the second sliding assembly 42 is fixedly connected with the mounting seat 43.

[0027] In another technical solution, one end of the trapezoidal screw 413 is fixedly provided with a hand wheel 412. The operator can conveniently adjust the planar position of the torque measuring device 3 through the two hand wheels 412.

[0028] In another technical solution, the linear sliding rail 415 is provided with a limiting block at two ends, so as to prevent the moving frame 416 from being separated from the corresponding linear sliding rail.

[0029] In another technical solution, the connecting rod is a telescopic rod, and the length of the connecting rod is adjusted according to the size of the valve to be measured, so that the torque measuring device is accurately connected with the valve to be measured.

[0030] Although the embodiments of the present application have been disclosed as above, it is not limited to the application listed in the specification and the embodiments, and it can be applied to various fields suitable for the present application. For those skilled in the art, other modifications can be easily realized, and therefore the present application is not limited to specific details and the figures shown and described herein.

Claims

1. A remote electric torque measuring device, characterized in that, The utility model relates to a torque measurement device, including: Fixed base, torque measurement device, host computer, lower computer, the fixed base is provided with clamp and position adjusting device respectively, the clamp is used to fix the piece to be measured, position adjusting device is connected with torque measurement device for adjusting the position of torque measurement device, so that torque measurement device is opposite the piece to be measured, torque measurement device includes servo motor, universal shaft torque sensor and connecting rod, the output of servo motor is detachably connected with one end of universal shaft torque sensor, the other end of universal shaft torque sensor is detachably connected with connecting rod, and connecting rod is detachably connected with the piece to be measured, servo motor, universal shaft torque sensor are connected with lower computer, and lower computer is connected with host computer.

2. The remote electric torque measurement device of claim 1, wherein, Position adjusting device includes mounting seat, first sliding assembly and second sliding assembly slidingly arranged on first sliding assembly, the sliding direction of first sliding assembly and second sliding assembly is perpendicular, first sliding assembly is fixedly arranged on fixed base and drives second sliding assembly to slide, second sliding assembly drives mounting seat to slide, servo motor is fixedly connected with mounting seat.

3. The remote electrically powered torque measurement device of claim 2, wherein, The structure of first sliding assembly and second sliding assembly is same, and both include moving rack, trapezoidal screw, screw nut and two linear slide rails, two linear slide rails are symmetrically arranged on the two sides of trapezoidal screw, screw nut is connected with trapezoidal screw, the two sides of moving rack are slidably connected with two linear slide rails respectively, and the bottom is fixedly connected with screw nut.

4. The remote electrically powered torque measurement device of claim 3, wherein, Two linear slide rails of second sliding assembly are fixedly arranged on the moving rack of first sliding assembly.

5. The remote electrically powered torque measurement device of claim 3, wherein, The moving rack of second sliding assembly is fixedly connected with mounting seat.

6. The remote, electrically powered torque measurement device of claim 3, wherein, One end of trapezoidal screw is fixedly provided with hand wheel.

7. The remote, electrically powered torque measurement device of claim 1, wherein, The both ends of linear slide rail are provided with limit block.

8. The remote, electrically powered torque measurement device of claim 1, wherein, Connecting rod is telescopic rod.

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