CN213902155U

CN213902155U - Gas pipeline construction is with quick measuring tool of width

Info

Publication number: CN213902155U
Application number: CN202022937008.4U
Authority: CN
Inventors: 张沛艳; 党慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-06
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a gas pipeline construction is with quick measuring tool of width, including dial plate and connecting rod, still include two splint and ejector pin, the internally mounted of connecting rod has the telescopic link, the upper surface of connecting rod and the lower extreme fixed connection of dial plate, the side fixedly connected with two L type poles of dial plate one, the tip of two L type poles of one is all fixedly connected with the fixed block, spout one has all been seted up on the surface of two fixed blocks, the fixed block has the slider through spout one sliding connection, the lower surface of dial plate is provided with actuating mechanism; the clamping plate clamping device further comprises a first transmission mechanism and a second transmission mechanism, the first transmission mechanism and the second transmission mechanism enable the sliding block to vertically move under the action of the first transmission mechanism through operation of the driving mechanism, and the clamping plate transversely moves under the action of the second transmission mechanism through vertical movement of the sliding block. The pipeline contact device has the advantages that the pipeline contact device can be used for contacting three points through one driving source, operation is simple, and the practicability is better.

Description

Gas pipeline construction is with quick measuring tool of width

Technical Field

The utility model relates to a measuring tool technical field specifically is a gas is width quick measuring tool for pipeline construction.

Background

The gas pipeline is a pipeline for conveying gas from a mining place or a processing plant to an urban gas distribution center or industrial enterprise users, is also called a gas transmission pipeline, and is a way for conveying a large amount of natural gas on land by utilizing the gas pipeline to convey the gas. In the total length of pipelines in the world, a gas pipeline occupies about half, equipment maintenance personnel in factories and on sites generally evaluate standard pipe diameters, and the pipe diameters cannot be directly and effectively measured by workers due to the fact that the pipeline is large and the installation position is not available. In order to measure the pipe diameter, the traditional method is to use a measuring tape to enclose the outer ring of the pipeline, measure the circumference of the pipeline and convert the circumference into the diameter by a mathematical formula, and the method has large error and is inconvenient to operate.

For example, the pipe measuring tool disclosed in chinese patent CN201420300101.6 comprises a dial plate and a connecting rod, the dial plate is mounted at one end of the connecting rod, the lower part of the connecting rod is provided with a rotating mechanism, the rotating mechanism is provided with a clamping rod set, the clamping rod set is provided with a positioning rod, the connecting rod is further provided with a telescopic ejector rod, the telescopic ejector rod is connected with a dial pointer through a transmission mechanism, the clamping rod set comprises a left clamping rod and a right clamping rod, one end of the left clamping rod and one end of the right clamping rod are both connected with the rotating mechanism, the utility model controls the left clamping rod and the right clamping rod, the left clamping rod and the right clamping rod are clamped on the pipe according to the specific pipe, then the telescopic ejector rod is adjusted to make the telescopic ejector rod contact the outer surface of the pipe, namely the left clamping rod, the right clamping rod and the telescopic ejector rod respectively contact the pipe to form three fulcrums, three points determine a circle, at this time, check which clamping groove on the positioning rod is clamped on the clamping position of the right clamping rod, thereby determine the horizontal distance between the lower ends of the left clamping rod and the right clamping rod, and because the linear displacement of the telescopic ejector rod is directly converted into the angular displacement of the dial pointer, the corresponding pipe diameter can be visually and effectively read from the dial.

However, the measurement method in the cited document is not good, and when the measurement method is used in daily life and the contact measurement is performed on the pipeline through the left clamping rod and the right clamping rod, a plurality of driving sources are often needed, the operation is too complicated, and too much manpower and material resources are wasted. Thereby the utility model discloses make the improvement to the measuring mechanism among the cited reference file.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas is width quick measuring tool for pipeline construction has possessed through a driving source, can carry out the contact of three points to the pipeline, easy operation, and the better effect of practicality has solved measuring tool's measuring method not good, and when daily use, when carrying out contact measurement to the pipeline through controlling two holder rods, often need pass through a plurality of driving sources, and the operation is too complicated, and has wasted the problem of too much manpower and material resources.

In order to achieve the above object, the utility model provides a following technical scheme: a width rapid measuring tool for gas pipeline construction comprises a dial plate and a connecting rod, and further comprises two clamping plates and an ejector rod, wherein a telescopic rod is installed inside the connecting rod, the upper surface of the connecting rod is fixedly connected with the lower end of the dial plate, the side surface of the dial plate is fixedly connected with two first L-shaped rods, the end parts of the two first L-shaped rods are fixedly connected with fixed blocks, the surfaces of the two fixed blocks are respectively provided with a first sliding groove, the fixed blocks are slidably connected with a sliding block through the first sliding grooves, and the lower surface of the dial plate is provided with a driving mechanism;

the clamping plate is characterized by further comprising a first transmission mechanism and a second transmission mechanism, the first transmission mechanism and the second transmission mechanism are operated through the driving mechanism, the sliding block is enabled to move vertically under the action of the first transmission mechanism, and the clamping plate is enabled to move transversely under the action of the second transmission mechanism through the vertical movement of the sliding block.

Preferably, actuating mechanism includes L type pole two, the one end of L type pole two with the lower fixed surface of dial plate is connected, the other end fixedly connected with rotary driving source of L type pole two, rotary driving source's rotation portion fixedly connected with changes the board, the tip fixedly connected with traveller of board changes, the lower extreme fixedly connected with annular slab of telescopic link, spout two has been seted up on the surface of annular slab, the annular slab passes through spout two with traveller sliding connection, the lower extreme of annular slab with the upper end fixed connection of ejector pin.

Preferably, the first transmission mechanism comprises a third L-shaped rod, one end of the third L-shaped rod is fixedly connected with the side face of the annular plate, and the other end of the third L-shaped rod is fixedly connected with the upper end of the sliding block.

Preferably, the second transmission mechanism comprises a connecting plate, one end of the connecting plate is fixedly connected with the side face of the fixed block, the other end of the connecting plate is fixedly connected with an inclined rod, a connecting rod is sleeved on the surface of the inclined rod, a third sliding groove is formed in the surface of the sliding block, the sliding block is in sliding connection with the connecting rod through the third sliding groove, and the end part of the connecting rod is fixedly connected with the side face of the clamping plate.

Preferably, the lower surfaces of the two fixing blocks are fixedly connected with supporting plates, and the supporting plates are symmetrically distributed by taking the ejector rods as symmetry axes.

Preferably, the rotation drive source is a servo motor, and the servo motor is a permanent magnet ac servo motor.

Compared with the prior art, the beneficial effects of the utility model are as follows:

one, the utility model discloses an operation of rotary drive source rotation portion, make the commentaries on classics board rotate, rotation through changeing the board, make the traveller slide in spout two, and because the extrusion relation of two annular slab inner walls of spout, and then make the annular slab move down, move down through the annular slab, make two L type pole three move down, move down through two L type pole three, make two sliders move down, and because the restriction of a pair of slider displacement direction of spout, make the slider only make vertical rectilinear movement, and then move down through two L type pole three, make two vertical rectilinear movement of slider, move down through the annular slab, make ejector pin vertical movement, vertical movement through the ejector pin, necessary preparation has been made for later measuring the pipeline width through three points.

Secondly, the utility model makes the connecting rod move vertically through the vertical linear movement of the slide block, and makes the connecting rod move down along the inclination direction of the diagonal rod due to the restriction of the diagonal rod to the displacement direction of the connecting rod, and makes the connecting rod move horizontally while moving down due to the restriction of the chute to the displacement direction of the connecting rod, and makes the clamping plate move horizontally through the lateral movement of the connecting rod, and makes the pipeline to be tested contact through the lateral movement of the left clamping plate and the right clamping plate due to the symmetrical arrangement of the first transmission mechanism and the second transmission mechanism, and makes the clamping plate on the left side move rightwards, when the ejector rod and the two clamping plates are in contact with the pipeline to be tested, three supporting points are formed on the pipeline to be tested at the moment, and a circle principle is determined through three points, and because the linear displacement direct conversion of ejector pin is the angle displacement of the pointer of dial plate, and then can follow the corresponding pipe diameter of the effectual reading directly perceived on the dial plate, this device compare with general pipeline width measuring device, this device has more the practicality, when general pipeline width measuring device is using, general operation is too complicated, when carrying out centre gripping contact measurement to the pipeline through controlling two pinch bars, often need through a plurality of driving sources, the operation is too complicated, and too much manpower and material resources have been wasted, this device is when using, can carry out the contact of three points to the pipeline through a driving source, and easy operation, and the practicality is better.

Drawings

Fig. 1 is a first state diagram of the structure of the present invention and is taken as a front view;

FIG. 2 is a second state diagram of the local structure of the present invention;

fig. 3 is a side view of the partial structure of the present invention.

In the figure: 1. a dial plate; 2. a connecting rod; 3. a telescopic rod; 4. an L-shaped rod I; 5. a fixed block; 6. a first sliding chute; 7. a slider; 8. a splint; 9. an L-shaped rod II; 10. a rotary drive source; 11. rotating the plate; 12. a traveler; 13. an annular plate; 14. a second chute; 15. an L-shaped rod III; 16. a top rod; 17. a connecting plate; 18. a diagonal bar; 19. a connecting rod; 20. a third chute; 21. and a support plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a width rapid measuring tool for gas pipeline construction comprises a dial plate 1 and a connecting rod 2, and further comprises two clamping plates 8 and an ejector rod 16, a telescopic rod 3 is installed inside the connecting rod 2, the upper surface of the connecting rod 2 is fixedly connected with the lower end of the dial plate 1, two L-shaped rods I4 are fixedly connected to the side surface of the dial plate 1, fixed blocks 5 are fixedly connected to the end portions of the two L-shaped rods I4, sliding grooves I6 are formed in the surfaces of the two fixed blocks 5, the fixed blocks 5 are slidably connected with sliding blocks 7 through the sliding grooves I6, and a driving mechanism is arranged on the lower surface of the dial plate 1;

the device is characterized by further comprising a first transmission mechanism and a second transmission mechanism, wherein the first transmission mechanism is operated to vertically move the slider 7, the second transmission mechanism is operated to transversely move the clamping plate 8, the device is moved to the position above a pipeline to be detected, the first transmission mechanism is operated to vertically move the slider 7, the second transmission mechanism is operated to transversely move the clamping plate 8, the left clamping plate 8 and the right clamping plate 8 are transversely moved to contact the pipeline to be detected, the ejector rod 16 and the two clamping plates 8 are in contact with the pipeline to be detected, three supporting points are formed on the pipeline to be detected at the moment, a circle principle is determined by three points, and linear displacement of the ejector rod 16 is directly converted into angular displacement of a pointer of the dial plate 1, and then can follow the corresponding pipe diameter of directly perceived effectual reading on dial plate 1, this device compare with general pipeline width measuring device, this device has more the practicality, when general pipeline width measuring device is using, general operation is too complicated, when carrying out centre gripping contact measurement to the pipeline through controlling two clamping bars, often need pass through a plurality of driving sources, the operation is too complicated, and too much manpower and material resources have been wasted, this device is when using, can carry out the contact of three points to the pipeline through a driving source, and the operation is simple, and the practicality is better.

Further, the driving mechanism comprises a second L-shaped rod 9, one end of the second L-shaped rod 9 is fixedly connected with the lower surface of the dial 1, the other end of the second L-shaped rod 9 is fixedly connected with a rotary driving source 10, a rotary part of the rotary driving source 10 is fixedly connected with a rotary plate 11, the end part of the rotary plate 11 is fixedly connected with a sliding column 12, the lower end of the telescopic rod 3 is fixedly connected with a ring plate 13, the surface of the ring plate 13 is provided with a second sliding groove 14, the ring plate 13 is in sliding connection with the sliding column 12 through the second sliding groove 14, the lower end of the ring plate 13 is fixedly connected with the upper end of a push rod 16, the rotary plate 11 is rotated through the operation of the rotary part of the rotary driving source 10, the sliding column 12 slides in the second sliding groove 14 through the rotation of the rotary plate 11, the ring plate 13 moves downwards due to the extrusion relation of the inner wall of the second sliding groove 14, and the two third L-shaped rods 15 move downwards through the downward movement of the ring plate 13, the ram 16 is moved vertically by downward movement of the annular plate 13, and necessary preparation is made for the subsequent measurement of the pipe width by three points by vertical movement of the ram 16.

Further, the first transmission mechanism comprises a third L-shaped rod 15, one end of the third L-shaped rod 15 is fixedly connected with the side face of the annular plate 13, the other end of the third L-shaped rod 15 is fixedly connected with the upper end of the sliding block 7, the two sliding blocks 7 move downwards through downward movement of the three L-shaped rods 15, the sliding block 7 only moves vertically and linearly due to the limitation of the first sliding groove 6 on the displacement direction of the sliding block 7, the two sliding blocks 7 move vertically and linearly through downward movement of the three L-shaped rods 15, the ejector rod 16 moves vertically through downward movement of the annular plate 13, and necessary preparation is made for measuring the width of the pipeline through three points.

Further, the second transmission mechanism comprises a connecting plate 17, one end of the connecting plate 17 is fixedly connected with the side surface of the fixed block 5, the other end of the connecting plate 17 is fixedly connected with an inclined rod 18, a connecting rod 19 is sleeved on the surface of the inclined rod 18, a third sliding groove 20 is formed in the surface of the sliding block 7, the sliding block 7 is in sliding connection with the connecting rod 19 through the third sliding groove 20, the end part of the connecting rod 19 is fixedly connected with the side surface of the clamping plate 8, the connecting rod 19 moves vertically through the vertical linear movement of the sliding block 7, the connecting rod 19 moves downwards along the inclined direction of the inclined rod 18 due to the limitation of the inclined rod 18 on the displacement direction of the connecting rod 19, the clamping plate 8 moves transversely due to the limitation of the third sliding groove 20 on the displacement direction of the connecting rod 19, the connecting rod 19 moves downwards and transversely at the same time, and the clamping plate 8 moves transversely through the transverse movement of the connecting rod 19, and the first transmission mechanism are two transmission mechanisms, and two drive mechanism one and two drive mechanism two are the symmetry setting, and then make the left splint 8 of displacement move to the right, and the splint 8 that is located the right side moves to the left, through the sideslip of two splint 8 about, and then contacts the pipeline that awaits measuring.

Further, the equal fixedly connected with backup pad 21 of lower surface of two fixed blocks 5, two backup pads 21 use ejector pin 16 to be the symmetric distribution as the symmetry axis, through setting up backup pad 21 for be convenient for contact the pipeline, through setting up two backup pads 21, make the operational mode of confirming a circle through three point and can realize.

Further, the rotary drive source 10 is a servo motor, which is a permanent magnet ac servo motor having no brush or commutator, and having the characteristics of convenient heat dissipation, small inertia, easy improvement of system rapidity, and small volume and weight at the same power.

The working principle is as follows: when the rapid width measuring tool for gas pipeline construction is used, the device is moved to the position above a pipeline to be detected, the rotating plate 11 is rotated by the operation of the rotating part of the rotary driving source 10, the sliding column 12 slides in the second sliding chute 14 by the rotation of the rotating plate 11, and due to the extrusion relationship of the inner wall of the annular plate 13 of the second sliding chute 14, further, the annular plate 13 moves downwards, the two L-shaped rods three 15 move downwards through the downward movement of the annular plate 13, the two sliders 7 move downwards through the downward movement of the two L-shaped rods 15, and the sliders 7 only move linearly in the vertical direction due to the limitation of the first sliding grooves 6 on the displacement direction of the sliders 7, then the two sliders 7 are vertically and linearly moved by downwards moving the two L-shaped rods 15, the top rod 16 is vertically moved by downwards moving the annular plate 13, through the vertical movement of the mandril 16, necessary preparation is made for measuring the width of the pipeline through three points;

through the vertical linear movement of the sliding block 7, the connecting rod 19 moves vertically, and due to the limitation of the inclined rod 18 to the displacement direction of the connecting rod 19, the connecting rod 19 moves downwards along the inclination direction of the inclined rod 18, through the movement of the connecting rod 19, and due to the limitation of the three sliding grooves 20 to the displacement direction of the connecting rod 19, the connecting rod 19 moves transversely again while moving downwards, through the transverse movement of the connecting rod 19, the clamping plate 8 moves transversely, and because the transmission mechanism I and the transmission mechanism II are both two, and the transmission mechanisms I and the transmission mechanisms II are symmetrically arranged, the clamping plate 8 on the left side of the displacement moves rightwards, the clamping plate 8 on the right side moves leftwards, through the transverse movement of the left clamping plate 8 and the right clamping plate 8, the pipeline to be detected is contacted, when the ejector rod 16 and the two clamping plates 8 are both contacted with the pipeline to be detected, three supporting points are formed on the pipeline to be detected, through the principle of a circle of three point determination, and because the linear displacement direct conversion of ejector pin 16 is the angle displacement of the pointer of dial plate 1, and then can follow dial plate 1 and directly see-through effectual corresponding pipe diameter of reading, this device compare with general pipeline width measuring device, this device has more the practicality, when general pipeline width measuring device is using, general operation is too complicated, when carrying out centre gripping contact measurement to the pipeline through controlling two pinch bars, often need through a plurality of driving sources, the operation is too complicated, and too much manpower and material resources have been wasted, this device is when using, can carry out the contact of three points to the pipeline through a driving source, and easy operation, the practicality is better.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas is width rapid survey instrument for pipeline construction, includes dial plate (1) and connecting rod (2), its characterized in that: the dial plate is characterized by further comprising two clamping plates (8) and an ejector rod (16), an expansion rod (3) is installed inside the connecting rod (2), the upper surface of the connecting rod (2) is fixedly connected with the lower end of the dial plate (1), the side face of the dial plate (1) is fixedly connected with two L-shaped rods (4), the end portions of the two L-shaped rods (4) are fixedly connected with fixing blocks (5), the surfaces of the two fixing blocks (5) are respectively provided with a first sliding groove (6), the fixing blocks (5) are slidably connected with a sliding block (7) through the first sliding grooves (6), and the lower surface of the dial plate (1) is provided with a driving mechanism;

the clamping device is characterized by further comprising a first transmission mechanism and a second transmission mechanism, the first transmission mechanism and the second transmission mechanism are operated through the driving mechanism, the sliding block (7) is enabled to move vertically under the action of the first transmission mechanism, and the clamping plate (8) is enabled to move transversely under the action of the second transmission mechanism through the vertical movement of the sliding block (7).

2. The rapid width measuring tool for gas pipeline construction according to claim 1, wherein: actuating mechanism includes two (9) of L type pole, the one end of two (9) of L type pole with the lower fixed surface of dial plate (1) is connected, the other end fixedly connected with rotary drive source (10) of two (9) of L type pole, the rotation portion fixedly connected with of rotary drive source (10) changes board (11), the tip fixedly connected with traveller (12) of changeing board (11), the lower extreme fixedly connected with annular plate (13) of telescopic link (3), spout two (14) have been seted up on the surface of annular plate (13), annular plate (13) pass through spout two (14) with traveller (12) sliding connection, the lower extreme of annular plate (13) with the upper end fixed connection of ejector pin (16).

3. The rapid width measuring tool for gas pipeline construction according to claim 2, wherein: the first transmission mechanism comprises a third L-shaped rod (15), one end of the third L-shaped rod (15) is fixedly connected with the side face of the annular plate (13), and the other end of the third L-shaped rod (15) is fixedly connected with the upper end of the sliding block (7).

4. The gas pipeline construction width rapid measurement tool according to any one of claims 1, 2 or 3, characterized in that: drive mechanism two includes connecting plate (17), the one end of connecting plate (17) with the side fixed connection of fixed block (5), the other end fixedly connected with down tube (18) of connecting plate (17), connecting rod (19) have been cup jointed on the surface of down tube (18), three (20) spouts have been seted up on the surface of slider (7), slider (7) pass through three (20) spouts with connecting rod (19) sliding connection, the tip of connecting rod (19) with the side fixed connection of splint (8).

5. The gas pipeline construction width rapid measurement tool according to any one of claims 2 or 3, characterized in that: the lower surface of two fixed block (5) all fixedly connected with backup pad (21), two backup pad (21) use ejector pin (16) are the symmetric distribution as the symmetry axis.

6. The gas pipeline construction width rapid measurement tool according to any one of claims 2 or 3, characterized in that: the rotary driving source (10) is a servo motor which is a permanent magnet alternating current servo motor.