An automatic measuring device for oil and gas pipe threads

Abstract

The application relates to the technical field of oil and gas pipe detection, and discloses an automatic oil and gas pipe thread measuring device, which comprises a bottom plate, the bottom plate comprises a structural frame fixedly connected to the outer wall of the bottom plate, a baffle groove is arranged at the outer wall of the structural frame, and a partition groove is arranged at the inner wall of the two ends of the baffle groove. The transmission shaft is driven by the motor, when the motor rotates clockwise, the transmission shaft rotates clockwise, the sleeve is taken out by the lever, meanwhile, the short rod rotationally connected to the front end of the lever is popped out under the action of the spring without the shielding of the second partition, the sleeve is driven to leave the detection table, when the lever leaves the extension plate, the second partition is upwardly moved by the damping spring restorer of the bottom spring assembly, meanwhile, the second partition shields the sleeve synchronously downwardly moved on the structural frame, so that the sleeve reaches a predetermined position, when the lever is upwardly moved to a certain height, the sleeve leaves the fixed position, the fixed position is vacant, and the next sleeve is conveniently fixed and detected.

Description

TECHNICAL FIELD

[0001] The present application relates to oil and gas pipe detection equipment technical field, specifically to an oil and gas pipe thread automatic measuring device. BACKGROUND

[0002] Oil and gas pipes are important components of oil drilling and production equipment, and most of them are connected through threads. Therefore, the pipe threads of oil and gas pipes bear the combined action of multiple forces such as the weight of the pipe material, the make-up torque and the reciprocating motion of the pumping system. If the quality of the pipe threads of oil and gas pipes is unqualified, it is easy to cause the connection failure of oil and gas pipes, and then cause oil and gas leakage or even explosion accidents at the interface.

[0003] At this time, the threads need to be finely detected. Most of the current automatic measuring devices are replaced by personnel. The work efficiency of the above process is low, and improper operation of personnel may damage the threads. In view of the above problems, the following scheme is proposed. SUMMARY

[0004] To solve the above technical problems, the present application provides an oil and gas pipe thread automatic measuring device, which comprises a bottom plate, the bottom plate comprises a structural frame fixedly connected to the outer wall of the bottom plate, a baffle groove is formed in the outer wall of the structural frame, a partition groove is arranged at the both ends of the inner wall of the baffle groove, a plurality of fixing blocks are fixedly connected to the outer wall of the bottom plate, a motor is fixedly connected to the outer wall of the bottom plate, a damping housing two is fixedly connected to the outer wall of the bottom plate, and a sleeve is arranged at the upper end of the structural frame.

[0005] The lever mechanism comprises a transmission shaft fixedly connected to the outer wall of the motor, a plurality of pry bars are fixedly connected to the outer wall of the transmission shaft, the outer wall of the transmission shaft is rotatably connected to the inner wall of the fixing block, and a counterweight is fixedly connected to the outer wall of the pry bar.

[0006] The partition mechanism comprises a partition plate slidably connected to the inner wall of the structural frame, the outer wall of the partition plate is slidably connected to the inner wall of the baffle groove, a second partition plate is slidably connected to the outer wall of the structural frame, a second support is fixedly connected to the bottom of the partition plate, a horizontal rod is fixedly connected to the inner wall of the second support, and a pulley is slidably connected to the end of the second support away from the structural frame.

[0007] Preferably, the outer wall of the bottom plate is fixedly connected with a base, the outer wall of the base is provided with a sliding groove, the outer wall of the sliding groove is slidably connected with a sliding block, the outer wall of the sliding block is fixedly connected with a structure box, the outer wall of the bottom plate is fixedly connected with an electric telescopic rod, one end of the electric telescopic rod away from the bottom plate is fixedly connected with the structure box, the outer wall of the structure box is fixedly connected with a circular support, the end of the structural frame away from the circular support is fixedly connected with a support arm, the inner wall of the circular support is fixedly connected with a plurality of CCD thread cameras, and the end of the support arm away from the structure box is fixedly connected with a CCD internal thread camera.

[0008] Preferably, the end of the crowbar away from the weight is rotatably connected with a short rod, the outer wall of the short rod is fixedly connected with a protective frame, the inner wall of the protective frame is fixedly connected with a spring, and the end of the spring away from the protective frame is fixedly connected with the outer wall of the crowbar.

[0009] Preferably, the lower end of the partition plate is fixedly connected with a connecting plate, the outer wall of the connecting plate is fixedly connected with a belt, and the lower end of the connecting plate is fixedly connected with a weight one; the outer wall of the belt is rotatably connected with the pulley, and the outer wall of the belt is adhesively connected with the cross rod.

[0010] Preferably, the lower end of the second partition plate is fixedly connected with a damping shell, the outer wall of the damping shell is fixedly connected with an extension plate, the outer wall of the bottom plate is fixedly connected with a second damping shell, and the device is provided with a lever mechanism and a partition plate mechanism to solve the problems of slow detection and low detection efficiency of the oil and gas pipe detection equipment. Before use, the bottom plate and the structural frame are installed at the required position, and the power is ensured to be turned on. The transmission shaft is driven by the motor, a plurality of crowbars are arranged on the transmission shaft, each crowbar is provided with a weight at one end and is pressed on the extension plate at the other end. When the motor rotates clockwise, the transmission shaft rotates clockwise, the crowbar rotates clockwise, the sleeve is taken out by the crowbar, at the same time, the short rod rotatably connected with the front end of the crowbar is popped out without the shielding of the second partition plate due to the action of the spring, the sleeve leaves the detection table, and the second partition plate moves upward under the action of the damping spring returner arranged at the bottom of the second partition plate after the crowbar leaves the extension plate. The second partition plate shields the sleeve on the structural frame to reach the predetermined position. When the crowbar moves upward to a certain height, the sleeve leaves the fixed position, the fixed position is vacant, and the next sleeve is conveniently fixed and detected.

[0011] Preferably, the outer wall of the bottom plate is fixedly connected with a damping spring returner, the end of the damping spring returner away from the bottom plate is fixedly connected with the inner wall of the damping shell, the outer wall of the damping spring returner is adhesively connected with the inner wall of the second damping shell, and the end of the belt away from the connecting plate is fixedly connected with the lower end of the damping shell. The force of the second partition plate rising is utilized. After the crowbar leaves the extension plate, the damping spring returner at the lower end of the second partition plate resets upward, drives the second partition plate upward, and drives the second partition plate upward. When the second partition plate moves upward, the force of the connecting belt disappears, the second partition plate moves downward due to the weight one at the bottom end of the second partition plate, and the sleeve rolls from the second partition plate to the second partition plate due to the slope of the structural frame. The second partition plate is shielded, the sleeves enter the detection position one by one, the error of detecting two sleeves at the same time is avoided, and mechanical failure or inaccurate detection data caused by position error is reduced.

[0012] Preferably, the outer wall of the bottom plate is fixedly connected with a support three, the outer wall of the support three is fixedly connected with a plurality of damping spring rods, the outer wall of the support three is fixedly connected with a straight plate, the force of the motor is used to make the crowbar reset and move, when the motor drives the crowbar to rotate counterclockwise, the extension plate is driven downward when the crowbar resets downward, the extension plate is fixedly connected to the damping housing, the damping housing is fixedly connected with a baffle two, the inner wall of the damping housing is fixedly connected with a damping spring resetter, when the crowbar moves downward, the baffle two is driven downward, and the force of the baffle two moving downward drives the belt to move downward, at the same time, the downward movement of the belt will make the other end of the connecting plate fixedly connected to the belt move upward due to the lever principle of the pulley, when the baffle two slowly moves downward, the baffle is slowly upward driven by the belt, and when the baffle two completely drops down, the baffle completely goes up, the baffle will block the sleeve pipe behind, the baffle two is completely opened, and will make the sleeve pipe previously rolled to here roll downward to the lower end fixed unit.

[0013] Preferably, the other end of the damping spring rod away from the support three is fixedly connected with a U-shaped bottom plate, the outer walls of the two ends of the U-shaped bottom plate are rotatably connected with U-shaped clamping plates, the inner walls of the U-shaped clamping plates are provided with anti-skid grooves, and the outer walls of the anti-skid grooves are attached to the straight plates, the sleeve pipe moves downward to the U-shaped bottom plate by using the inclined design of the above structure, the force of the sleeve pipe falling from a high place is absorbed by the damping spring rod designed at the bottom end of the U-shaped bottom plate when the sleeve pipe contacts the U-shaped bottom plate, and the anti-skid grooves are rotatably connected at the two ends of the U-shaped bottom plate, the anti-skid grooves are resisted by the straight plates attached outside when the U-shaped bottom plate drives the anti-skid grooves to move downward, so that the sleeve pipe is fixed, and displacement of the sleeve pipe is prevented when the sleeve pipe is fixed, the structure box is moved forward through the electric telescopic rod to detect the internal thread or external thread of the sleeve pipe, the detection accuracy of the equipment is improved, and when the detection camera moves, the baffle two limits the subsequent sleeve pipe from entering the detection area, so that the front detection unit is not blocked and collides, and the detection accuracy of the equipment is affected.

[0014] The present application has the following beneficial effects:

[0015] (1) The present application is directed to the problem of slow detection and low detection efficiency of oil and gas pipe detection equipment, a lever mechanism and a baffle mechanism are arranged in the equipment, before use, the bottom plate and the structural frame are installed at the required position, and the power is turned on, the motor is connected with the transmission shaft through transmission, a plurality of pry bars are arranged on the transmission shaft, each pry bar has a counterweight arranged at one end, and the other end is pressed on the extension plate, when the motor rotates clockwise, the transmission shaft rotates clockwise, the pry bar rotates clockwise, and the sleeve is taken out by the pry bar, at the same time, the short rod rotatingly connected at the front end of the pry bar will pop out under the shielding of the baffle two due to the action of the spring, and drive the sleeve to leave the detection table, when the pry bar moves away from the extension plate, the baffle two will be reset by the damping spring return device arranged at the bottom, and the baffle two will move upward at the same time, and the baffle two will shield the sleeve moving downward on the structural frame to reach the predetermined position, when the pry bar moves upward to a certain height, the sleeve is separated from the fixed position, and the next sleeve is conveniently fixed and detected.

[0016] (2) The present application utilizes the force of the baffle two rising, when the pry bar moves away from the extension plate, because the baffle two is provided with a damping spring return device at the lower end, the damping spring return device will reset upward after the pry bar moves away, and drive the baffle two upward at the same time, because the baffle is provided with a counterweight one at the bottom end, when the baffle two moves upward, the force of the connecting belt disappears, and the baffle moves downward due to the counterweight one at the bottom end and the absence of the force of the belt driving, when the baffle two slowly moves upward, the baffle slowly moves downward, due to the slope arrangement of the structural frame, the sleeve will roll from the baffle to the baffle two, and be shielded by the baffle two, so that the sleeves enter the detection position one by one, avoiding the error of detecting two sleeves at the same time, and reducing the mechanical failure or inaccurate detection data caused by position error.

[0017] (3) The present application utilizes the force of the motor to reset the pry bar, when the motor drives the pry bar to rotate counterclockwise, the extension plate is fixedly connected on the damping shell, the damping shell is fixedly connected with the baffle two, and the damping spring return device is fixedly connected on the inner wall of the damping shell, when the pry bar moves downward, the baffle two moves downward at the same time, and the force of the baffle two moving downward drives the belt to move downward, at the same time, the downward movement of the belt will make the other end of the connecting plate fixedly connected with the belt move upward due to the lever principle of the pulley, when the baffle two slowly moves downward, the baffle will slowly move upward under the driving of the belt, when the baffle two completely descends, the baffle completely moves upward, and the baffle will block the subsequent sleeve, but the baffle two completely opens, and the sleeve previously rolled to this position will roll downward to the lower end fixed unit.

[0018] (4) The sleeve will move downward to the U-shaped bottom plate by the design of the structure slope, and the damping spring rod at the bottom end of the U-shaped bottom plate will absorb the excess force when the sleeve contacts the U-shaped bottom plate, while the anti-skid groove at both ends of the U-shaped bottom plate is rotatably connected, and the anti-skid groove will be resisted by the straight plate connected externally when the U-shaped bottom plate drives the anti-skid groove to move downward, so that the sleeve is fixed, preventing the sleeve from moving during detection, and when the sleeve is fixed, the structure box is moved forward by the electric telescopic rod to detect the internal thread or external thread of the sleeve, improving the detection accuracy of the equipment, and when the detection camera moves, the second partition plate will limit the subsequent sleeve into the detection area, avoiding the front detection unit from being blocked and colliding, and affecting the detection accuracy of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0020] Figure 1 The present application is a whole structure cross-section schematic diagram;

[0021] Figure 2 The present application is a whole structure schematic diagram;

[0022] Figure 3 The present application is a whole structure schematic diagram of the detection device;

[0023] Figure 4 The present application is a whole structure schematic diagram of the structure frame;

[0024] Figure 5 The present application is Figure 4 The enlarged schematic diagram of A in the present application;

[0025] Figure 6 The present application is a schematic diagram of the lever mechanism part;

[0026] Figure 7 The present application is a cross-sectional schematic diagram of the lever mechanism;

[0027] Figure 8 The present application is Figure 7 The enlarged schematic diagram of B in the present application;

[0028] Figure 9 The present application is a cross-sectional schematic diagram of the whole structure partition mechanism;

[0029] Figure 10 The present application is Figure 9 The enlarged schematic diagram of C in the present application.

[0030] The components represented by the reference numbers in the drawings are listed as follows:

[0031] In the drawings: 1, base plate; 11, structural frame; 12, baffle groove; 13, base; 14, sliding groove; 15, sliding block; 16, circular support; 17, CCD screw camera; 18, support arm; 19, CCD inner screw camera; 110, structural box; 111, electric telescopic rod; 112, sleeve; 113, partition groove; 2, lever mechanism; 21, motor; 22, transmission shaft; 23, crowbar; 24, counterweight; 25, short rod; 26, protection frame; 27, spring; 28, fixed block; 3, partition mechanism; 31, partition; 32, connecting plate; 33, belt; 34, counterweight one; 35, support two; 36, cross rod; 37, pulley; 41, partition two; 42, damping housing; 43, extension plate; 44, damping spring restorer; 45, damping housing two; 51, support three; 52, damping spring rod; 53, U-shaped bottom plate; 54, U-shaped clamping plate; 55, straight plate; 56, anti-skid groove. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0033] Embodiment one, please refer to Figure 1 - Figure 8 The present application is an oil and gas pipe thread automatic measuring device, which comprises a base plate 1, the base plate 1 comprises a structural frame 11 fixedly connected to the outer wall of the base plate 1, a baffle groove 12 is formed in the outer wall of the structural frame 11, partition grooves 113 are arranged at the inner walls of both ends of the baffle groove 12, a plurality of fixed blocks 28 are fixedly connected to the outer wall of the base plate 1, a motor 21 is fixedly connected to the outer wall of the base plate 1, a damping housing two 45 is fixedly connected to the outer wall of the base plate 1, and a sleeve 112 is arranged at the upper end of the structural frame 11;

[0034] The lever mechanism 2 comprises a transmission shaft 22 fixedly connected to the outer wall of the motor 21, a plurality of crowbars 23 are fixedly connected to the outer wall of the transmission shaft 22, the outer wall of the transmission shaft 22 is rotatably connected to the inner wall of the fixed block 28, and the outer wall of the crowbar 23 is fixedly connected to the counterweight 24;

[0035] The partition mechanism 3 comprises a partition 31 slidably connected at the inner wall of the structural frame 11, the outer wall of the partition 31 is slidably connected with the inner wall of the baffle groove 12, the outer wall of the structural frame 11 is slidably connected with a partition two 41, the bottom of the partition 31 is fixedly connected with a support two 35, the inner wall of the support two 35 is fixedly connected with a cross rod 36, and the end of the support two 35 away from the structural frame 11 is slidably connected with a pulley 37.

[0036] The outer wall of the bottom plate 1 is fixedly connected with a base 13, the outer wall of the base 13 is provided with a sliding groove 14, the outer wall of the sliding groove 14 is slidably connected with a sliding block 15, the outer wall of the sliding block 15 is fixedly connected with a structural box 110, the outer wall of the bottom plate 1 is fixedly connected with an electric telescopic rod 111, the end of the electric telescopic rod 111 away from the bottom plate 1 is fixedly connected with the structural box 110, the outer wall of the structural box 110 is fixedly connected with a circular support 16, the end of the structural frame 11 away from the circular support 16 is fixedly connected with a support arm 18, the inner wall of the circular support 16 is fixedly connected with a plurality of CCD screw cameras 17, and the end of the support arm 18 away from the structural box 110 is fixedly connected with a CCD inner screw camera 19.

[0037] The end of the pry bar 23 away from the weight block 24 is rotatably connected with a short rod 25, the outer wall of the short rod 25 is fixedly connected with a protection frame 26, the inner wall of the protection frame 26 is fixedly connected with a spring 27, and the end of the spring 27 away from the protection frame 26 is fixedly connected with the outer wall of the pry bar 23.

[0038] The lower end of the partition 31 is fixedly connected with a connecting plate 32, the outer wall of the connecting plate 32 is fixedly connected with a belt 33, the lower end of the connecting plate 32 is fixedly connected with a weight block one 34, the outer wall of the belt 33 is rotatably connected with the pulley 37, and the outer wall of the belt 33 is adhesively connected with the cross rod 36.

[0039] The partition plate assembly 4 further comprises a damping shell 42 fixedly connected to the lower end of the second partition plate 41, and an extension plate 43 fixedly connected to the outer wall of the damping shell 42; a damping shell 45 is fixedly connected to the outer wall of the bottom plate 1; in order to solve the problems of slow detection and low detection efficiency of the oil and gas pipe detection equipment, a lever mechanism 2 and a partition plate mechanism 3 are arranged in the equipment; before use, the bottom plate 1 and the structural frame 11 are installed at the required position, and the power is turned on; the motor 21 is drivingly connected to the transmission shaft 22, and a plurality of pry bars 23 are arranged on the transmission shaft 22; each pry bar 23 has a counterweight arranged at one end and is pressed against the extension plate 43 at the other end; when the motor rotates clockwise, the transmission shaft 22 rotates clockwise, and the pry bar 23 rotates clockwise, so that the sleeve 112 is taken out by the pry bar 23; at the same time, the short rod 25 connected to the front end of the pry bar 23 is popped out under the action of the spring 27 without the shielding of the second partition plate 41, and drives the sleeve 112 to leave the detection table; after the pry bar 23 moves away from the extension plate 43, the second partition plate 41 moves upward under the action of the damping spring returner 44 arranged at the bottom, and the second partition plate 41 shields the sleeve 112 on the structural frame 11 to make the sleeve 112 reach the predetermined position; when the pry bar 23 moves upward to a certain height, the sleeve 112 is separated from the fixed position, and the fixed position is vacant, so that the next sleeve 112 can enter the fixed detection position.

[0040] In the embodiment two, referring to Figure 8 Figure 10 The oil and gas pipe thread automatic measuring device comprises a bottom plate 1, a structural frame 11 fixedly connected to the outer wall of the bottom plate 1, a plurality of sleeves 112 arranged on the structural frame 11, a first partition plate 31 fixedly connected to the bottom end of the structural frame 11, a second partition plate 41 fixedly connected to the upper end of the structural frame 11, a motor 21 fixedly connected to the outer wall of the bottom plate 1, a transmission shaft 22 drivingly connected to the motor 21, a plurality of pry bars 23 arranged on the transmission shaft 22, a short rod 25 connected to the front end of each pry bar 23, a spring 27 arranged between the short rod 25 and the first partition plate 31, a connecting plate 32 fixedly connected to the outer wall of the bottom plate 1, a belt 33 fixedly connected to the connecting plate 32, and a damping spring returner 44 fixedly connected to the outer wall of the bottom plate 1.

[0041] ​The outer wall of the bottom plate 1 is fixedly connected with a support three 51, the outer wall of the support three 51 is fixedly connected with a plurality of damping spring rods 52, the outer wall of the support three 51 is fixedly connected with a straight plate 55, by using the force of the above motor 21, the pry bar 23 is reset and moves, when the motor drives the pry bar 23 to rotate counterclockwise, the pry bar 23 is reset and moves downward, the extension plate 43 is fixedly connected on the damping housing 42, the damping housing 42 is fixedly connected with a baffle two 41, the inner wall of the damping housing 42 is fixedly connected with a damping spring resetter 44, when the pry bar 23 moves downward, the baffle two 41 is driven to move downward, at the same time, the force of the baffle two 41 moving downward drives the belt 33 to move downward, at the same time, the downward movement of the belt 33 will make the other end of the belt 33 fixedly connected with the connecting plate 32 move upward due to the lever principle of the pulley 37, when the baffle two 41 slowly moves downward, the baffle 31 is driven by the belt 33 to slowly move upward, when the baffle two 41 completely drops down, the baffle 31 is completely up, the baffle 31 will block the sleeve 112 behind, but the baffle two 41 is completely opened, which makes a sleeve 112 previously rolled to here roll down to the lower end fixed unit.

[0042] The other end of the damping spring rod 52 away from the support three 51 is fixedly connected with a U-shaped bottom plate 53, the outer wall of both ends of the U-shaped bottom plate 53 is rotatably connected with a U-shaped clamping plate 54, the inner wall of the U-shaped clamping plate 54 is provided with an anti-skid groove 56, the outer wall of the anti-skid groove 56 is connected with the straight plate 55, by using the slope design of the above structure frame 11, the sleeve 112 will move downward to the U-shaped bottom plate 53, by using the force of the sleeve 112 falling from a high place, when the sleeve 112 contacts the U-shaped bottom plate 53, the damping spring rod 52 designed at the bottom end of the U-shaped bottom plate 53 will absorb the excess force, at the same time, the U-shaped bottom plate 53 rotatably connects the anti-skid groove 56 at both ends, the U-shaped bottom plate 53 drives the anti-skid groove 56 to move downward, at the same time, the anti-skid groove 56 is resisted by the externally connected straight plate 55, so that the sleeve 112 is fixed, preventing the sleeve 112 from moving when detecting displacement, after the sleeve 112 is fixed, the structure box is moved forward by the electric telescopic rod 111, the internal thread or external thread of the sleeve 112 is detected, the detection accuracy of the equipment is improved, at the same time, when the detection camera moves, the baffle two 41 will limit the subsequent sleeve 112 from entering the detection area, avoiding the front detection unit from being blocked and colliding, affecting the detection accuracy of the equipment.

[0043] One specific application of the embodiment is: before use, the bottom plate 1 and the structure frame 11 are installed at the required position, and the power is turned on, the sleeve 112 is uniformly placed on the structure frame 11, the sleeve 112 is moved in advance by the inclination of the structure frame 11, the connecting transmission shaft 22 is rotated by the motor 21 installed on the bottom plate 1, a plurality of pry bars 23 are arranged on the transmission shaft 22, one end of each pry bar 23 is provided with a counterweight, the other end is pressed on the extension plate 43, when the motor rotates clockwise, the transmission shaft 22 rotates clockwise, the pry bar 23 rotates clockwise, the sleeve 112 is taken out by the pry bar 23, at the same time, the short rod 25 connected to the front end of the pry bar 23 will pop out without the shielding of the second partition plate 41, and drive the sleeve 112 to leave the detection table under the action of the spring 27, when the pry bar 23 leaves the extension plate 43, the second partition plate 41 will move upward under the action of the damping spring returner 44 provided by the bottom spring assembly, the second partition plate 41 will shield the sleeve 112 on the structure frame 11 to reach the predetermined position, when the pry bar 23 moves upward to a certain height, it will block the sleeve 112 from the fixed position, so as to facilitate the next sleeve 112 to enter the fixed detection.

[0044] When the pry bar 23 leaves the extension plate 43, the second partition plate 41 will move upward under the action of the damping spring returner 44 provided at the lower end of the second partition plate 41, and the second partition plate 41 will move upward at the same time, because the bottom end of the second partition plate 31 is provided with the counterweight one 34, when the second partition plate 41 moves upward, the force of the connecting belt 33 disappears, the second partition plate 31 moves downward because the bottom end of the second partition plate 31 is provided with the counterweight one 34, when the second partition plate 41 slowly moves upward, the second partition plate 31 slowly moves downward, because of the slope of the structure frame 11, the sleeve 112 will roll from the second partition plate 31 to the second partition plate 41, and be blocked by the second partition plate 41, so that the sleeves 112 enter the detection position one by one, avoiding the error of detecting two sleeves 112 at the same time, and reducing the mechanical failure or inaccurate detection data caused by position error.

[0045] The force of the motor 21 is used to reset the pry bar 23, and when the motor drives the pry bar 23 to rotate counterclockwise, the extension plate 43 is driven downward when the pry bar 23 is reset downward, the extension plate 43 is fixedly connected to the damping shell 42, the damping shell 42 is fixedly connected with the baffle 41, and the damping spring resetter 44 is fixedly connected to the inner wall of the damping shell 42, when the pry bar 23 moves downward, the baffle 41 is driven downward, and the force of the baffle 41 moving downward drives the belt 33 to move downward, at the same time, the belt 33 moves downward due to the lever principle of the pulley 37, so that the connecting plate 32 fixedly connected to the other end of the belt 33 away from the damping shell 42 moves upward, when the baffle 41 slowly moves downward, the baffle 31 is driven upward by the belt 33, and when the baffle 41 completely drops down, the baffle 31 is completely up, and the baffle 31 blocks the sleeve 112, but the baffle 41 is completely opened, so that the sleeve 112 previously rolled to this position is rolled downward to the lower end fixed unit.

[0046] The sleeve 112 moves downward to the U-shaped bottom plate 53 by using the slope design of the structure frame 11, and by using the force of the sleeve 112 falling from a high place, when the sleeve 112 contacts the U-shaped bottom plate 53, the damping spring rod 52 designed at the bottom end of the U-shaped bottom plate 53 can absorb the excess force, at the same time, the anti-skid groove 56 is rotatably connected to both ends of the U-shaped bottom plate 53, and when the U-shaped bottom plate 53 drives the anti-skid groove 56 to move downward, the anti-skid groove 56 is resisted by the straight plate 55 externally connected, so that the sleeve 112 is fixed, and the sleeve 112 is prevented from moving in the detection position, when the sleeve 112 is fixed, the structure box is moved forward by the electric telescopic rod 111, the internal thread or external thread of the sleeve 112 is detected, the detection accuracy of the equipment is improved, and when the detection camera moves, the baffle 41 limits the subsequent sleeve 112 from entering the detection area, so as to avoid that the front detection unit is blocked and collides, and the detection accuracy of the equipment is affected.

[0047] The preferred embodiments disclosed above are only used to help explain the application. The preferred embodiments do not describe all the details, and the application is not limited to the specific embodiments described. Obviously, many modifications and changes can be made according to the content of the specification. The embodiments are selected and described in detail in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and utilize the application. The application is limited by the claims and the entire scope and equivalents thereof.

Claims

1. An automatic measuring device for oil and gas pipe threads, comprising a base plate (1), the base plate (1) comprising a structural frame (11) fixedly connected to the outer wall of the base plate (1), a baffle groove (12) is provided on the outer wall of the structural frame (11), a partition groove (113) is provided on the inner walls of both ends of the baffle groove (12), a plurality of fixing blocks (28) are fixedly connected to the outer wall of the base plate (1), a motor (21) is fixedly connected to the outer wall of the base plate (1), a damping outer shell (45) is fixedly connected to the outer wall of the base plate (1), and a sleeve (112) is provided at the upper end of the structural frame (11), characterized in that, Also includes: Lever mechanism (2), the lever mechanism (2) includes a drive shaft (22) fixedly connected to the outer wall of the motor (21), a plurality of pry bars (23) fixedly connected to the outer wall of the drive shaft (22), the outer wall of the drive shaft (22) being rotatably connected to the inner wall of the fixed block (28), and a counterweight block (24) fixedly connected to the outer wall of the pry bar (23). The partition mechanism (3) includes a partition (31) slidably connected to the inner wall of the structural frame (11), the outer wall of the partition (31) being slidably connected to the inner wall of the baffle groove (12), a second partition (41) slidably connected to the outer wall of the structural frame (11), a damping shell (42) fixedly connected to the lower end of the second partition (41), an extension plate (43) fixedly connected to the outer wall of the damping shell (42), a counterweight is provided at one end of each pry bar (23), and the other end is pressed on the extension plate (43), a second damping shell (45) fixedly connected to the outer wall of the bottom plate (1), a second bracket (35) fixedly connected to the bottom of the partition (31), a crossbar (36) fixedly connected to the inner wall of the second bracket (35), and a pulley (37) slidably connected to the end of the second bracket (35) away from the structural frame (11). A damping spring resetter (44) is fixedly connected to the outer wall of the base plate (1). The end of the damping spring resetter (44) away from the base plate (1) is fixedly connected to the inner wall of the damping shell (42). The outer wall of the damping spring resetter (44) is fitted and connected to the inner wall of the second damping shell (45).

2. The automatic measuring device for oil and gas pipe threads according to claim 1, characterized in that: A base (13) is fixedly connected to the outer wall of the base plate (1). A groove (14) is provided on the outer wall of the base (13). A slider (15) is slidably connected to the outer wall of the groove (14). A structural box (110) is fixedly connected to the outer wall of the slider (15). An electric telescopic rod (111) is fixedly connected to the outer wall of the base plate (1). The end of the electric telescopic rod (111) away from the base plate (1) is fixedly connected to the structural box (110). A circular bracket (16) is fixedly connected to the outer wall of the structural box (110). A support arm (18) is fixedly connected to the end of the structural frame (11) away from the circular bracket (16). Several CCD thread cameras (17) are fixedly connected to the inner wall of the circular bracket (16). A CCD internal thread camera (19) is fixedly connected to the end of the support arm (18) away from the structural box (110).

3. The automatic measuring device for oil and gas pipe threads according to claim 2, characterized in that: The end of the pry bar (23) away from the counterweight (24) is rotatably connected to a short rod (25). A protective frame (26) is fixedly connected to the outer wall of the short rod (25). A spring (27) is fixedly connected to the inner wall of the protective frame (26). The end of the spring (27) away from the protective frame (26) is fixedly connected to the outer wall of the pry bar (23).

4. The automatic measuring device for oil and gas pipe threads according to claim 3, characterized in that: A connecting plate (32) is fixedly connected to the lower end of the partition (31). A belt (33) is fixedly connected to the outer wall of the connecting plate (32). A counterweight (34) is fixedly connected to the lower end of the connecting plate (32). The outer wall of the belt (33) is rotatably connected to the pulley (37). The outer wall of the belt (33) is in close contact with the crossbar (36). The end of the belt (33) away from the connecting plate (32) is fixedly connected to the lower end of the damping shell (42).

5. The automatic measuring device for oil and gas pipe threads according to claim 1, characterized in that: A bracket three (51) is fixedly connected to the outer wall of the base plate (1), and several damping spring rods (52) are fixedly connected to the outer wall of the bracket three (51). A straight plate (55) is fixedly connected to the outer wall of the bracket three (51).

6. The automatic measuring device for oil and gas pipe threads according to claim 5, characterized in that: The damping spring rod (52) is fixedly connected to a U-shaped base plate (53) at one end away from the bracket (51). The outer walls of both ends of the U-shaped base plate (53) are rotatably connected to U-shaped clamps (54). The inner wall of the U-shaped clamps (54) is provided with anti-slip grooves (56), and the outer wall of the anti-slip grooves (56) is fitted and connected to the straight plate (55).

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