CN218066244U

CN218066244U - Inner wall measuring device for pipeline of accurate measurement

Info

Publication number: CN218066244U
Application number: CN202221503942.8U
Authority: CN
Inventors: 王晓阳; 李敏; 韩拴红
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-12-16
Anticipated expiration: 2032-06-15

Abstract

The utility model discloses a pipeline under pressure measures technical field's an accurate measuring inner wall measuring device for pipeline, including the U-shaped plate, the relative side of U-shaped plate all runs through and is provided with the screw lead screw, and the U-shaped plate passes through the bearing with the combination department of screw lead screw and rotates and be connected, be fixed with the connecting rod between two screw lead screws, the fixed block has been cup jointed to the outside of connecting rod, and the fixed block passes through the bearing with the combination department of connecting rod and rotates and be connected, fixed block fixed mounting is in the inside of U-shaped plate, the caliper subassembly is installed to one side of fixed block, the caliper subassembly is used for the measurement of little pipe diameter pipeline under pressure internal diameter, the other end of screw lead screw is fixed with the knob, threaded connection has the slide on the screw lead screw. Through the elastic force effect of second spring for two second circle rollers are separated and come and closely laminate with the pipeline under pressure inner wall, observe the interval size of two sliders on the layer board, can effectively accomplish the accurate measurement of small pipe diameter pipeline under pressure, make the measurement of pipeline under pressure internal diameter save trouble accurate more.

Description

Inner wall measuring device for pipeline of accurate measurement

Technical Field

The utility model relates to a pipeline under pressure measures technical field, specifically is an inner wall measuring device for accurate measuring pipeline.

Background

Pressure pipes are understood to be all pipes which are subjected to internal or external pressure, irrespective of the medium in the pipe. Pressure pipes are part of pipes for transporting, distributing, mixing, separating, discharging, metering, controlling and stopping the flow of fluids, and are assembled assemblies of pipes, tubes, flanges, bolted connections, gaskets, valves, other components or pressure parts and supports.

When the pressure pipeline is used, the inner diameter of the pressure pipeline is often required to be measured so as to facilitate the subsequent use of the pressure pipeline. When the existing inner wall measuring device for the pipeline with accurate measurement is used, the quick and accurate positioning is not easy, so that the pressure pipeline measurement efficiency is low, the error is large, and the actual measurement requirement is difficult to meet; when the inner wall measuring device for the pipeline is used, the measuring range is small, and the practicability of the device can be influenced. Based on this, the utility model designs an inner wall measuring device is used to accurate measuring pipeline to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inner wall measuring device for accurate measuring pipeline to solve the current accurate measuring inner wall measuring device for pipeline that proposes in the above-mentioned background art when using, be difficult to quick accurate location, lead to pipeline under pressure measuring efficiency lower, the error is great, is difficult to satisfy actual measurement demand, and current accurate measuring inner wall measuring device for pipeline when using, its measuring range is less, can influence the problem of the device practicality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an inner wall measuring device for accurate measuring pipeline, includes the U-shaped plate, the opposite flank of U-shaped plate all runs through and is provided with the screw thread lead screw, and the U-shaped plate passes through the bearing with the combination department of screw thread lead screw and rotates to be connected, two be fixed with the connecting rod between the screw thread lead screw, the fixed block has been cup jointed to the outside of connecting rod, and the fixed block passes through the bearing with the combination department of connecting rod and rotates to be connected, fixed block fixed mounting is in the inside of U-shaped plate, the caliper subassembly is installed to one side of fixed block, the caliper subassembly is used for the measurement of little pipe diameter pipeline internal diameter, the other end of screw thread lead screw is fixed with the knob, threaded connection has the slide on the screw thread lead screw, two the slide is the symmetry setting about the fixed block, one side of slide is fixed with first spring, the other end of first spring is fixed with the end plate, be fixed with the graduated flask on the end plate, first spring cup joints the outside at the graduated flask, seted up on the slide and be used for the gliding through-hole of graduated flask, one side of graduated flask is connected with first bull flask through the bearing rotation, the other end of first bull flask is fixed with first round roller.

Preferably, two limiting rods are fixed between the opposite inner walls of the U-shaped plate, the two limiting rods are symmetrically arranged relative to the threaded screw rod, the fixing block is fixedly sleeved outside the two limiting rods, and a sliding groove for sliding the limiting rods is formed in the sliding plate.

Preferably, the other side of the sliding plate is fixed with two U-shaped blocks which are arranged in parallel, the two U-shaped blocks are symmetrically arranged relative to the first round roller, and the opposite inner walls of the U-shaped blocks are rotatably connected with clamping rollers through bearings.

Preferably, the diameter measuring component comprises a supporting plate, the supporting plate is fixedly mounted on the fixed block, and the U-shaped plate, the measuring rod and the supporting plate are all provided with graduations.

Preferably, a slide way is arranged on one side of the supporting plate, two sliding blocks are arranged in the slide way in a sliding mode, a second spring is fixed between the two sliding blocks, and the cross section of the slide way and the cross section of each sliding block are of a T-shaped structure.

Preferably, one side of the sliding block is rotatably connected with a second rotating rod through a bearing, the second rotating rod is located outside the sliding way, and a second round roller is fixed to the other end of the second rotating rod.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses through the elastic force effect of second spring, make two second round rollers separate and closely laminate with the pipeline under pressure inner wall, observe the interval size of two sliders on the layer board, can effectively accomplish the accurate measurement of small-diameter pipeline under pressure, make the measurement of pipeline under pressure internal diameter more trouble-saving accurate; twist and move arbitrary knob, can drive two screw lead screws and rotate, make it adjust the interval of two slides with screw-drive's mode, utilize four double-layered rollers to accomplish the device location centre gripping on pipeline under pressure, first round roller is closely laminated with pipeline under the effect of first spring, utilize the graduation apparatus on U-shaped board and the graduated flask, can be fast and accurate completion big pipe diameter pipeline under pressure's measurement for the device is better to pipeline under pressure's measuring effect, and the precision is higher.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the limiting rod, the fixing block, the threaded lead screw and the connecting rod of the present invention;

FIG. 3 is a schematic structural view of the middle slide plate, the measuring rod, the first round roller and the clamping roller of the present invention;

fig. 4 is a schematic structural view of the middle caliper assembly of the present invention;

fig. 5 is a schematic structural view of the middle slide block, the second spring, the second rotating rod and the second round roller of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-U-shaped plate, 2-limiting rod, 3-fixed block, 4-threaded screw rod, 5-connecting rod, 6-knob, 7-sliding plate, 8-first spring, 9-end plate, 10-measuring rod, 11-first rotating rod, 12-first round roller, 13-U-shaped block, 14-clamping roller, 15-supporting plate, 16-slideway, 17-sliding block, 18-second spring, 19-second rotating rod and 20-second round roller.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an inner wall measuring device for accurate measuring pipeline, all run through including U-shaped plate 1,U shaped plate 1's opposite flank and be provided with screw lead screw 4, and U-shaped plate 1 passes through the bearing rotation with screw lead screw 4's combination department and is connected, be fixed with connecting rod 5 between two screw lead screw 4, fixed block 3 has been cup jointed to the outside of connecting rod 5, and fixed block 3 passes through the bearing rotation with connecting rod 5's combination department and is connected, fixed block 3 fixed mounting is in the inside of U-shaped plate 1, the caliper subassembly is installed to one side of fixed block 3, the caliper subassembly is used for the measurement of little pipe diameter pressure pipeline internal diameter, screw lead screw 4's the other end is fixed with knob 6, threaded connection has slide 7 on screw 4, two slides 7 are the symmetry setting about fixed block 3, be fixed with two gag lever posts 2 between U-shaped plate 1's the relative inner wall, two gag lever posts 2 are the symmetry setting about screw 4, fixed cup joint in the outside of two gag lever posts 2, set up the gliding spout that is used for gag lever post 2 on slide 7, one side of slide 7 is fixed with first spring 8, the other end plate 9 cup joints has seted up the through the first gag lever post 10 of first rotating through the first rotating shaft 10, the outside of first spring roll 10 is connected with the gag lever post 10.

Any one knob 6 is screwed to drive the two thread screw rods 4 to rotate, so that the distance between the two sliding plates 7 is adjusted in a screw rod transmission mode, the first round roller 12 is tightly attached to the inner wall of the pressure pipeline under the action of the first spring 8, and the measurement of the pressure pipeline with the large pipe diameter can be rapidly and accurately completed by utilizing the graduations on the U-shaped plate 1 and the measuring rod 10.

The other side of the sliding plate 7 is fixed with two U-shaped blocks 13 which are arranged in parallel, the two U-shaped blocks 13 are symmetrically arranged relative to the first round roller 12, clamping rollers 14 are rotatably connected between the opposite inner walls of the U-shaped blocks 13 through bearings, and the four clamping rollers 14 are used for positioning and clamping a pressure pipeline to be measured under the transmission of a screw rod.

Wherein, the caliper measuring subassembly includes layer board 15, layer board 15 fixed mounting is on fixed block 3, U-shaped board 1, all be provided with the graduation apparatus on graduated flask 10 and the layer board 15, slide 16 has been seted up to one side of layer board 15, slide 16's inside slides and is provided with two sliders 17 that the cross section is "T" font structure, be fixed with second spring 18 between two sliders 17, one side of slider 17 is connected with second bull stick 19 through bearing rotation, second bull stick 19 is located slide 16's outside, and second bull stick 19's the other end is fixed with second round roller 20, utilize the spring action of second spring 18, make two second round roller 20 separate come and closely laminate with the pipeline under pressure inner wall, observe two slider 17's interval size on the layer board 15, can effectively accomplish the accurate measurement of little pipe diameter pipeline under pressure.

When the device is used, two second round rollers 20 are manually placed in a pressure pipeline to be measured, if the second spring 18 is compressed, the supporting plate 15 moves up and down, the maximum value of the distance between the two sliding blocks 17 in the measurement process is read by using a scale on the supporting plate 15, the measured value of the inner diameter of the pressure pipeline can be obtained, if the second spring 18 is not compressed, any knob 6 is screwed to drive the two threaded screw rods 4 to rotate, the distance between the two sliding plates 7 is adjusted in a screw rod transmission mode, after the four clamping rollers 14 are tightly attached to the pressure pipeline, clamping and fixing of the device on the pressure pipeline are completed, in the process, the two first round rollers 12 are pulled to force the two first round rollers 12 to be positioned inside the pressure pipeline to be measured all the time, and the measured value of the inner diameter of the pressure pipeline to be measured can be obtained through the scales on the U-shaped plate 1 and the measuring rod 10, and the inner diameter measurement of the pressure pipeline is completed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an inner wall measuring device for accurate measuring pipeline which characterized in that: including U-shaped plate (1), the opposite side of U-shaped plate (1) all runs through and is provided with screw lead screw (4), and the U-shaped plate (1) is connected through the bearing rotation with the combination department of screw lead screw (4), two be fixed with connecting rod (5) between screw lead screw (4), fixed block (3) have been cup jointed to the outside of connecting rod (5), and fixed block (3) are connected through the bearing rotation with the combination department of connecting rod (5), fixed block (3) fixed mounting is in the inside of U-shaped plate (1), the calipers subassembly is installed to one side of fixed block (3), the calipers subassembly is used for the measurement of little pipe diameter pipeline under pressure internal diameter, the other end of screw lead screw (4) is fixed with knob (6), threaded connection has slide (7) on screw lead screw (4), two slide (7) are the symmetry setting about fixed block (3), one side of slide (7) is fixed with first spring (8), the other end of first spring (8) is fixed with end plate (9), be fixed with graduated flask (10) on slide flask (9), first spring (8) have been cup jointed on one side of slide flask (10), the through-rotating shaft (10) be used for the through-rotating through-hole (10) the measuring flask (10) the through-hole (10), and a first round roller (12) is fixed at the other end of the first rotating rod (11).

2. The apparatus of claim 1, wherein: be fixed with two gag lever post (2) between the relative inner wall of U-shaped board (1), two gag lever post (2) are the symmetry setting about screw lead screw (4), fixed cup joint in the outside of two gag lever posts (2) fixed block (3), offer on slide (7) and be used for the gliding spout of gag lever post (2).

3. The apparatus of claim 1, wherein: the other side of slide (7) is fixed with two U-shaped pieces (13) of parallel arrangement, two U-shaped piece (13) are the symmetry setting about first round roller (12), it is connected with clamp roller (14) to rotate through the bearing between the relative inner wall of U-shaped piece (13).

4. The apparatus of claim 1, wherein: the diameter measuring component comprises a supporting plate (15), the supporting plate (15) is fixedly installed on the fixing block (3), and the U-shaped plate (1), the measuring rod (10) and the supporting plate (15) are all provided with graduations.

5. An accurate measurement inner wall measuring device for a pipeline according to claim 4, characterized in that: slide (16) have been seted up to one side of layer board (15), the inside slip of slide (16) is provided with two slider (17), two be fixed with second spring (18) between slider (17), the cross section of slide (16) and the cross section of slider (17) are "T" font structure.

6. An accurate measurement inner wall measuring device for a pipeline according to claim 5, characterized in that: one side of slider (17) is connected with second bull stick (19) through the bearing rotation, second bull stick (19) are located the outside of slide (16), and the other end of second bull stick (19) is fixed with second round roller (20).