Online detection device for inner diameter of steel pipe

Abstract

The utility model belongs to the field of detection devices, and particularly relates to a steel pipe inner diameter online detection device which comprises a mounting plate, a cylinder fixedly mounted at the lower end of the mounting plate, a cylinder rod arranged at the lower end of the cylinder, a detection device body arranged at the lower end of the cylinder rod, and a guide mechanism arranged at the lower end of the mounting plate. A display screen is arranged on the front face of the mounting plate, and a protection mechanism is arranged on the front face of the mounting plate. By designing the fixed sleeve, the rotating sleeve, the hinge, the protective glass, the handle, the clamping groove and other components, the rotating sleeve, the protective glass and other components are rotated to designated positions in the fixed sleeve, the elastic clamping block is clamped into the clamping groove, then the protective glass and other components are limited, and a display screen is protected; and the display screen on the device is prevented from being scratched.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection device technical field, concretely is steel pipe inner diameter on -line detection device. BACKGROUND

[0002] Steel pipe inner diameter on -line detection device is a kind of equipment for measuring the inner diameter of steel pipe.It is usually composed of sensor, data acquisition system and display etc.Sensor measures the size of inner diameter by being placed in the inside of steel pipe, then data is transmitted to data acquisition system for processing, and final result will be displayed on display.For example, the utility model patent with authorized announcement number CN208671879U proposes a seamless steel pipe inner diameter detection device, relates to the field of seamless steel pipe processing, including support column, the side of support column is connected with upper limit size measuring column, the side of upper limit size measuring column away from support column is connected with lower limit size measuring column, the coaxial line of upper limit size measuring column and lower limit size measuring column, the diameter of upper limit size measuring column is same with the upper limit size of the inner diameter of measured steel pipe, the diameter of lower limit size measuring column is same with the lower limit size of the inner diameter of measured steel pipe.Solve the problem that the operation of prior art is complicated, and the inspection speed is slow, seriously restricts production efficiency, have the advantages of convenient to use, simple operation, improve detection efficiency.In prior art, the device is not protected mechanism, display screen is not protected, leading to the display screen on the device can be scratched, and when the device is used, the device is not guiding mechanism, cylinder rod is not guided, leading to the detection device main body downward movement can be deviated, leading to the device is not convenient to use.Therefore, it is necessary to improve prior art. UTILITY MODEL CONTENT

[0003] The utility model aims at providing steel pipe inner diameter on -line detection device to solve the problem that the device is not protected mechanism, display screen is not protected, leading to the display screen on the device can be scratched, and when the device is used, the device is not guiding mechanism, cylinder rod is not guided, leading to the detection device main body downward movement can be deviated, leading to the device is not convenient to use.

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

[0005] Steel pipe inner diameter on -line detection device, including mounting plate, the lower end of mounting plate is fixedly installed with cylinder, the lower end of cylinder is provided with cylinder rod, the lower end of cylinder rod is provided with detection device main body, the lower end of mounting plate is provided with guiding mechanism, the front of mounting plate is provided with display screen, the front of mounting plate is provided with protection mechanism.

[0006] Preferably, the guide mechanism comprises a first annular sleeve, the lower end of the mounting plate is in contact with the first annular sleeve, the lower end of the first annular sleeve is fixedly connected with a connecting rod, the lower end of the connecting rod is fixedly connected with a second annular sleeve, the inside of the cylinder rod is provided with a guide groove, the inside of the guide groove is slidably connected with a guide block, and the guide block is fixedly connected with the second annular sleeve.

[0007] Preferably, the inside of the mounting plate is threadedly connected with a bolt, and the bolt is movably connected with the first annular sleeve.

[0008] Preferably, the inside of the guide block is provided with a ball, and the ball is in contact with the cylinder rod.

[0009] Preferably, the protection mechanism comprises a fixing sleeve, the front surface of the mounting plate is fixedly connected with the fixing sleeve, the inside of the fixing sleeve is in contact with a rotating sleeve, the inside of the rotating sleeve is fixedly connected with a protective glass, the front surface of the rotating sleeve is fixedly connected with a handle, the inside of the rotating sleeve is provided with a clamping groove, the inside of the clamping groove is clamped with an elastic clamping block, and the elastic clamping block is fixedly connected with the fixing sleeve.

[0010] Preferably, the front surface of the rotating sleeve is fixedly connected with a hinge, and the hinge is fixedly connected with the fixing sleeve.

[0011] Compared with the prior art, the steel pipe inner diameter on-line detection device has the beneficial effects as follows:

[0012] 1. The steel pipe inner diameter on-line detection device has the beneficial effects as follows:

[0013] 2, The steel pipe inner diameter on -line detection device of the utility model, through design first annular cover, bolt, connecting rod, second annular cover, guide groove and guide block etc. part, the cylinder rod moves downward, the cylinder rod moves downward and drives guide groove to move downward, guide groove moves downward and slides with guide block and ball, further make the cylinder rod get the direction, further prevent the detection device main body and move downward and shift, make convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of the steel pipe inner diameter on -line detection device of the utility model;

[0015] Figure 2 It is the side view schematic diagram of the steel pipe inner diameter on -line detection device of the utility model;

[0016] Figure 3 It is Figure 2 The enlarged view of A of;

[0017] Figure 4 It is Figure 2 The enlarged view of B of;

[0018] Figure 5 It is Figure 2 The enlarged view of the protection glass of;

[0019] Figure 6 It is Figure 5 The enlarged view of C of.

[0020] In the drawing: 1, mounting plate;2, cylinder;3, cylinder rod;4, detection device main body;5, guide mechanism;51, first annular cover;52, bolt;53, connecting rod;54, second annular cover;55, guide groove;56, guide block;57, ball;6, display screen;7, protection mechanism;71, fixed cover;72, rotating cover;73, hinge;74, protection glass;75, handle;76, clamping groove;77, elastic clamping block. DETAILED DESCRIPTION

[0021] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0022] In the description of the utility model, need understanding is, the term "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "internal", "external" and so on indicate the orientation or positional relation is based on the orientation or positional relation shown in the drawing, just is for the convenience of describing the utility model and simplifying the description, and it is not indicated or implied that the indicated device or element must have a particular orientation, a particular orientation configuration and operation, therefore it cannot be understood as the limitation of the utility model. In addition, the term "first", "second" and so on are only for the purpose of description, and it cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features limited by "first", "second" and so on can be explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more than two.

[0023] In the description of the utility model, it should be explained that, unless otherwise specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0024] The utility model will be described in detail below with reference to the drawings and in combination with embodiments.

[0025] Please refer to Figures 1-6 The steel pipe inner diameter on-line detection device, including mounting plate 1, the lower end of mounting plate 1 is fixedly installed with cylinder 2, the lower end of cylinder 2 is provided with cylinder rod 3, the lower end of cylinder rod 3 is provided with detection device main body 4, the lower end of mounting plate 1 is provided with guide mechanism 5, the front of mounting plate 1 is provided with display screen 6, the front of mounting plate 1 is provided with protection mechanism 7.

[0026] Please refer to Figures 1-4The guiding mechanism 5 comprises a first annular sleeve 51, the lower end of the mounting plate 1 is in contact with the first annular sleeve 51, the inside of the mounting plate 1 is threadedly connected with a bolt 52, the bolt 52 is movably connected with the first annular sleeve 51, the first annular sleeve 51 is installed through the bolt 52, the lower end of the first annular sleeve 51 is fixedly connected with a connecting rod 53, the lower end of the connecting rod 53 is fixedly connected with a second annular sleeve 54, the inside of the cylinder rod 3 is provided with a guiding groove 55, the inside of the guiding groove 55 is slidably connected with a guiding block 56, the inside of the guiding block 56 is provided with a ball 57, the ball 57 is in contact with the cylinder rod 3, the friction between the cylinder rod 3 and the guiding block 56 can be reduced through the ball 57, the guiding block 56 is fixedly connected with the second annular sleeve 54, the cylinder rod 3 moves downwards, the cylinder rod 3 drives the guiding groove 55 to move downwards, the guiding groove 55 moves downwards and slides with the guiding block 56 and the ball 57, so that the cylinder rod 3 is guided, the detection device main body 4 is prevented from moving downwards and deviating, and the device is convenient to use.

[0027] Please refer to Figure 1 、 Figure 2 、 Figure 5 、 Figure 6 The protection mechanism 7 comprises a fixed sleeve 71, the front surface of the mounting plate 1 is fixedly connected with the fixed sleeve 71, the inside of the fixed sleeve 71 is in contact with a rotating sleeve 72, the front surface of the rotating sleeve 72 is fixedly connected with a hinge 73, the hinge 73 is fixedly connected with the fixed sleeve 71, the rotating sleeve 72 can be rotated through the hinge 73, the inside of the rotating sleeve 72 is fixedly connected with a protection glass 74, the front surface of the rotating sleeve 72 is fixedly connected with a handle 75, the inside of the rotating sleeve 72 is provided with a clamping groove 76, the inside of the clamping groove 76 is clamped with an elastic clamping block 77, the elastic clamping block 77 is fixedly connected with the fixed sleeve 71, the rotating sleeve 72 and the protection glass 74 and other components are rotated to a specified position in the fixed sleeve 71, the elastic clamping block 77 is clamped into the clamping groove 76, so that the protection glass 74 and other components are limited, the display screen 6 is protected, and the display screen 6 on the device is prevented from being scratched.

[0028] The specific implementation process of the utility model is as follows: when the device is used, the handle 75 is rotated to the direction of the elastic clamping block 77, the handle 75 drives the rotating sleeve 72 to rotate, the rotating sleeve 72 drives the protection glass 74 and the clamping groove 76 to rotate, the rotating sleeve 72 contacts the elastic clamping block 77 in the process of rotating, so that the elastic clamping block 77 is deformed, after the rotating sleeve 72 and the protection glass 74 and other components are rotated to the specified position, the elastic clamping block 77 is clamped into the clamping groove 76, so that the protection glass 74 and other components are limited, the display screen 6 is protected, and the display screen 6 on the device is prevented from being scratched.

[0029] When the device is used, the air cylinder 2 is started, the air cylinder 2 drives the air cylinder rod 3 to move downwards, the air cylinder rod 3 moves downwards to drive the guide groove 55 and the detection device main body 4 to move downwards, the guide groove 55 moves downwards to slide with the guide block 56 and the ball 57, and then the air cylinder rod 3 is guided, and then the deviation of the downward movement of the detection device main body 4 is prevented, so that the use is convenient, the detection device main body 4 moves into the steel pipe, the detection device main body 4 detects the inner diameter of the steel pipe, and then the device is used.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An online detection device for the inner diameter of steel pipes, comprising a mounting plate (1), characterized in that: A cylinder (2) is fixedly installed at the lower end of the mounting plate (1). A cylinder rod (3) is provided at the lower end of the cylinder (2). A detection device body (4) is provided at the lower end of the cylinder rod (3). A guide mechanism (5) is provided at the lower end of the mounting plate (1). A display screen (6) is provided on the front of the mounting plate (1). A protective mechanism (7) is provided on the front of the mounting plate (1).

2. The online steel pipe inner diameter detection device according to claim 1, characterized in that: The guide mechanism (5) includes a first annular sleeve (51), the lower end of the mounting plate (1) contacts the first annular sleeve (51), the lower end of the first annular sleeve (51) is fixedly connected to a connecting rod (53), the lower end of the connecting rod (53) is fixedly connected to a second annular sleeve (54), the cylinder rod (3) has a guide groove (55) inside, the guide groove (55) is slidably connected to a guide block (56), and the guide block (56) is fixedly connected to the second annular sleeve (54).

3. The online steel pipe inner diameter detection device according to claim 2, characterized in that: The mounting plate (1) is internally connected to a bolt (52) by a thread, and the bolt (52) is movably connected to the first annular sleeve (51).

4. The online steel pipe inner diameter detection device according to claim 2, characterized in that: The guide block (56) is provided with a ball bearing (57) inside, which contacts the cylinder rod (3).

5. The online steel pipe inner diameter detection device according to claim 1, characterized in that: The protective mechanism (7) includes a fixed sleeve (71), the fixed sleeve (71) is fixedly connected to the front of the mounting plate (1), the fixed sleeve (71) is in contact with a rotating sleeve (72), the rotating sleeve (72) is fixedly connected to a protective glass (74), the rotating sleeve (72) is fixedly connected to a handle (75) on the front of the rotating sleeve (72), the rotating sleeve (72) is provided with a slot (76), the slot (76) is fitted with an elastic block (77), and the elastic block (77) is fixedly connected to the fixed sleeve (71).

6. The online steel pipe inner diameter detection device according to claim 5, characterized in that: The rotating sleeve (72) is fixedly connected to a hinge (73) on its front side, and the hinge (73) is fixedly connected to the fixed sleeve (71).

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