CN216385418U

CN216385418U - High-precision pipeline inner diameter precision detection device

Info

Publication number: CN216385418U
Application number: CN202122533423.8U
Authority: CN
Inventors: 杨前辉; 张旭云
Original assignee: Hangzhou Zedian Machinery Co ltd
Current assignee: Hangzhou Zedian Machinery Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-26
Anticipated expiration: 2031-10-21

Abstract

The utility model relates to the technical field of pipeline inner diameter detection, and discloses a high-precision pipeline inner diameter precision detection device which comprises a frame, wherein a base is fixedly connected to the inner wall of the bottom of the frame, a grabbing mechanism is arranged on the upper surface of the frame, extension sliding grooves are respectively formed in the upper surface of the base, two measurement strips are respectively connected in the two extension sliding grooves in a sliding mode, a built-in movable cavity is formed in the base, a detection mechanism comprises a pull block, the pull block is arranged on the front side surface of the base, a pull rod is fixedly connected to the rear side surface of the pull block, the rear end of the pull rod penetrates through the built-in movable cavity and is connected with the inner wall of the base in a sliding mode, and scales are arranged on the surface of the pull rod. This high accuracy pipeline internal diameter precision detection device through being provided with detection mechanism, has made things convenient for staff to pipeline internal diameter data record, has reduced the condition that the error appears in the measurement process, has reduced staff's the operation degree of difficulty, has ensured the efficiency when measuring pipeline internal diameter.

Description

High-precision pipeline inner diameter precision detection device

Technical Field

The utility model relates to the technical field of pipeline inner diameter detection, in particular to a high-precision pipeline inner diameter precision detection device.

Background

The pipeline is a device which is formed by connecting pipes, pipe connectors, valves and the like and used for conveying gas, liquid or fluid with solid particles, the quality of the pipeline needs to be detected in the production process, whether the pipeline is qualified or not is judged, and the inner diameter of the pipeline is required to be detected, so that pipeline inner diameter detection equipment needs to be adopted, for example, the prior art disclosed in the specification: CN214039831U discloses pipeline internal diameter detection device, this scheme proposes the not high problem of work efficiency of current pipeline internal diameter check out test set, and this scheme removes the pipeline through the portion of snatching of horizontal migration and lift simultaneously, opens and shuts the measuring strip through transferring wide seat, through two measuring strip cooperation scales, reads the data of pipeline internal diameter, reaches the effect that has improved work efficiency, but can have certain drawback in the scheme in the use: the scale in this scheme is for setting up on the seat of widening, need cover whole pipeline in the measurement process to the pipeline internal diameter and widen the seat and just enable measuring strip and the contact of pipeline inner wall, consequently need take out the pipeline earlier when reading pipeline scale reading and just can read out, the pipeline causes the measuring strip condition that the displacement appears easily at the in-process of taking out simultaneously, measurement accuracy has been influenced, the work efficiency of pipeline internal diameter check out test set has also been seriously influenced, the seat of widening simultaneously adopts the rotation of positive and negative screw lead screw to reach and measure a position adjustment, this kind of mode has improved staff's the operation degree of difficulty equally, pipeline internal diameter measurement's time has been increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a high-precision pipeline inner diameter precision detection device, which solves the problems that scales are arranged on a width-adjusting seat, the whole pipeline is required to cover the width-adjusting seat in the process of measuring the inner diameter of the pipeline so that a measuring strip can be contacted with the inner wall of the pipeline, therefore, the pipeline is required to be taken out firstly to be read out when reading the scale reading of the pipeline, the working efficiency of pipeline inner diameter detection equipment is seriously influenced, and meanwhile, the position of the measuring strip is adjusted by the rotation of a forward-thread lead screw and a reverse-thread lead screw through the width-adjusting seat, the operation difficulty of workers is improved by the mode, and the time for measuring the inner diameter of the pipeline is prolonged.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a high-precision pipeline inner diameter precision detection device comprises a frame, wherein a base is fixedly connected to the inner wall of the bottom of the frame, a grabbing mechanism is arranged on the upper surface of the frame, two extending sliding grooves which are arranged in the same horizontal direction are respectively formed in the upper surface of the base, two measuring strips are respectively connected in the two extending sliding grooves in a sliding mode, and a built-in movable cavity is formed in the base;

the detection mechanism comprises a pulling block, the pulling block is arranged on the front side surface of the base, the rear side surface of the pulling block is fixedly connected with a pull rod, the rear end of the pull rod penetrates through the built-in movable cavity and is in sliding connection with the inner wall of the base, and scales are arranged on the surface of the pull rod.

Preferably, the lower sides of the two extending sliding grooves are communicated with the built-in movable cavity, the lower sides of the two measuring strips extend into the built-in movable cavity through the extending sliding grooves, and one end of each measuring strip, which is positioned in the built-in movable cavity, is fixedly connected with two contact sliding plates which are in sliding connection with the bottom wall of the built-in movable cavity.

Preferably, the surfaces of the two opposite sides of the contact sliding plate are fixedly connected with second springs, and the other ends of the second springs are fixedly connected to the inner wall of the built-in movable cavity.

Preferably, one end of the pull rod, which is located in the built-in movable cavity, is fixedly connected with a connecting plate in sliding connection with the inner wall of the bottom of the built-in movable cavity, the inner wall of the front side of the built-in movable cavity is fixedly connected with a mounting ring movably sleeved on the outer surface of the pull rod, and a first spring movably sleeved on the pull rod is fixedly connected between the mounting ring and the connecting plate.

Preferably, the left and right sides surface of connecting plate rotates respectively and is connected with two first push pedals, and the left and right sides surface of collar rotates respectively and is connected with two second push pedals, and the one side that the connecting plate was kept away from to first push pedal rotates with one side that the collar was kept away from to the second push pedal to be connected, and the crossing one end of first push pedal and second push pedal contacts with the contact slide.

Preferably, two limiting sliding grooves are formed in the inner walls of the front side and the rear side of the extending sliding groove respectively, and two limiting sliding blocks in sliding connection with the limiting sliding grooves are fixedly connected to the surfaces of the front side and the rear side of the measuring strip respectively.

(III) advantageous effects

Compared with the prior art, the utility model provides a high-precision pipeline inner diameter precision detection device, which has the following beneficial effects:

1. this high accuracy pipeline internal diameter precision detection device, through being provided with detection mechanism, the staff only needs to stimulate the pull rod just can make measuring strip and pipeline inner wall contact, the pull rod draws the side to go out the certain distance simultaneously, read the reading that the pull rod draws the side to go out the scale at last, thereby obtain corresponding pipeline internal diameter, made things convenient for staff to pipeline internal diameter data record through this kind of mode, the condition of error appears in the measurement process has been reduced, staff's the operation degree of difficulty has been reduced, the efficiency when measuring pipeline internal diameter has been ensured.

2. This high accuracy pipeline internal diameter precision detection device through being provided with restriction slider and restriction spout, measures the strip like this and has had the restriction slider to form the restriction effect to it at the slip in-process, has avoided the circumstances that the slope appears in the measurement strip when first push pedal and the nodical promotion contact slide displacement of second push pedal, has further ensured the precision that the measurement strip examined time measuring to the pipeline inner wall, has prevented the circumstances that the error appears when the pipeline internal diameter detects.

Drawings

FIG. 1 is a schematic structural view of a high-precision inner diameter precision detection device for a pipeline according to the present invention;

FIG. 2 is a cross-sectional structural view of the base of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic top plan view of the movable chamber of the present invention.

In the figure: the device comprises a frame 1, a base 2, a grabbing mechanism 3, an extension sliding groove 4, a measuring strip 5, a contact sliding plate 6, a built-in movable cavity 7, a limit sliding groove 8, a limit sliding block 9, a pull block 10, a pull rod 11, a connecting plate 12, a mounting ring 13, scales 14, a first spring 15, a first push plate 16, a second push plate 17 and a second spring 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-precision pipeline inner diameter precision detection device comprises a frame 1, a base 2 is fixedly connected to the inner wall of the bottom of the frame 1, a grabbing mechanism 3 is arranged on the upper surface of the frame 1, the grabbing mechanism 3 is a combination of a grabbing part horizontal moving mechanism and a grabbing part lifting mechanism in the prior published technology CN214039831U, so that redundant description is not provided herein, two extending chutes 4 arranged in the same horizontal direction are respectively arranged on the upper surface of the base 2, two measuring strips 5 are respectively connected in the two extending chutes 4 in a sliding manner, therefore, a pipeline is grabbed and placed at the outer sides of the two measuring strips 5 through the grabbing mechanism 3, meanwhile, the axis position of the pipeline and the central position between the two measuring strips 5 are in the same vertical direction, the two measuring strips 5 are thus displaced in opposite directions in the extension chute 4 and finally come into contact with the inner wall of the pipe so that the inner diameter of the pipe can be determined by the distance over which the measuring strips 5 are displaced.

Further, a built-in movable cavity 7 is formed in the base 2, two lower sides of the extending sliding grooves 4 are communicated with the built-in movable cavity 7, the lower sides of the two measuring strips 5 extend into the built-in movable cavity 7 through the extending sliding grooves 4, one end, located in the built-in movable cavity 7, of the two measuring strips 5 is fixedly connected with two contact sliding plates 6 in sliding connection with the bottom wall of the built-in movable cavity 7, the other end, opposite to the two contact sliding plates 6, of the two contact sliding plates 18 is fixedly connected to a second spring 18 fixedly connected to the inner wall of the built-in movable cavity 7, and therefore the two contact sliding plates 6 are in a close state under the pushing of the second spring 18 in an initial state.

Further, a pull block 10 is arranged on the front side surface of the base 2, a pull rod 11 with the rear end penetrating into the built-in movable cavity 7 and slidably connected with the inner wall of the base 2 is fixedly connected to the rear side surface of the pull block 10, the pull rod 11 is arranged between the two contact sliding plates 6, a connecting plate 12 slidably connected with the inner wall of the bottom of the built-in movable cavity 7 is fixedly connected to one end of the pull rod 11 arranged in the built-in movable cavity 7, a mounting ring 13 movably sleeved on the outer surface of the pull rod 11 is fixedly connected to the inner wall of the front side of the built-in movable cavity 7, a first spring 15 movably sleeved on the pull rod 11 is fixedly connected between the mounting ring 13 and the connecting plate 12, the first spring 15 has a certain length, so that the connecting plate 12 is in an initial state away from one side of the mounting ring 13, two first push plates 16 are respectively rotatably connected to the left side surface and the right side surface of the connecting plate 12, two second push plates 17 are respectively rotatably connected to the left side surface and the right side surface of the mounting ring 13, one side that connecting plate 12 was kept away from to first push pedal 16 and one side rotation connection that collar 13 was kept away from to second push pedal 17, the crossing one end of first push pedal 16 and second push pedal 17 contacts with contact slide 6 simultaneously, consequently outwards pull through to pull rod 11, connecting plate 12 carries out the displacement in step like this, extrude after first spring 15 atress simultaneously, make first push pedal 16 rotate to the outside, second push pedal 17 has been promoted simultaneously and has rotated to the outside, the crossing one end of first push pedal 16 and second push pedal 17 is the one side displacement of keeping away from pull rod 11 like this, thereby contact slide 6 has been promoted and has slided to the outside.

Further, the surface of the pull rod 11 is provided with a scale 14, in the scheme, the pull-out distance of the pull rod 11 is matched with the displacement distance of the contact sliding plate 6, so that when the measuring strip 5 is contacted with the inner wall of the pipeline, the pull rod 11 is pulled out by a certain distance, and finally, the reading of the scale 14 on the pull side of the pull rod 11 is read, so that the corresponding inner diameter of the pipeline is obtained.

Further two restriction spouts 8 have been seted up respectively on the both sides inner wall around extending spout 4, both sides surface difference fixedly connected with is two and restriction spout 8 sliding connection's restriction slider 9 around measuring strip 5, measuring strip 5 has like this restricted slider 9 to its formation restriction effect in the slip process, measuring strip 5 the condition that the slope appears when having avoided first push pedal 16 and the displacement of second push pedal 17 nodical promotion contact slide 6, the precision of measuring strip 5 when examining the pipeline inner wall has further been ensured, the condition of error appears when having prevented the pipeline internal diameter and detecting.

The working principle is as follows:

this high accuracy pipeline internal diameter precision detection device is when using, snatch the pipeline and place in two outside of measuring strip 5 through snatching mechanism 3, outwards drag pull rod 11, connecting plate 12 carries out the displacement in step like this, extrude after 15 atresss of first spring simultaneously, make first push pedal 16 rotate to the outside, second push pedal 17 has been promoted to rotate to the outside simultaneously, first push pedal 16 is the one side displacement of keeping away from pull rod 11 with the crossing one end of second push pedal 17 like this, thereby it slides to the outside to have promoted contact slide 6, two measuring strip 5 carry out opposite direction displacement and finally with the contact of pipe inner wall in extending spout 4 simultaneously, pull rod 11 draws the side and goes out the certain distance, read pull rod 11 at last and draw the reading of side play scale 14, thereby obtain corresponding pipeline internal diameter.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high accuracy pipeline internal diameter precision detection device, includes frame (1), fixedly connected with base (2) on the bottom inner wall of frame (1), the upper surface of frame (1) is provided with snatchs mechanism (3), its characterized in that: the upper surface of the base (2) is respectively provided with two extending chutes (4) which are arranged in the same horizontal direction, the two extending chutes (4) are respectively connected with two measuring strips (5) in a sliding manner, and a built-in movable cavity (7) is arranged in the base (2);

detection mechanism, including drawing piece (10), draw piece (10) and set up in base (2) front side surface, draw the rear side surface fixedly connected with rear end of piece (10) to run through into built-in activity chamber (7) and with base (2) inner wall sliding connection's pull rod (11), the surface of pull rod (11) is provided with scale (14).

2. The high-precision pipeline inner diameter precision detection device according to claim 1, characterized in that: the lower sides of the two extending sliding grooves (4) are communicated with a built-in movable cavity (7), the lower sides of the two measuring strips (5) extend into the built-in movable cavity (7) through the extending sliding grooves (4), and one end, located in the built-in movable cavity (7), of the two measuring strips (5) is fixedly connected with two contact sliding plates (6) which are in sliding connection with the bottom wall of the built-in movable cavity (7).

3. The high-precision pipeline inner diameter precision detection device according to claim 2, characterized in that: and the surfaces of the two opposite sides of the contact sliding plates (6) are fixedly connected with second springs (18) of which the other ends are fixedly connected to the inner wall of the built-in movable cavity (7).

4. The high-precision pipeline inner diameter precision detection device according to claim 2, characterized in that: one end of the pull rod (11) located in the built-in movable cavity (7) is fixedly connected with a connecting plate (12) in sliding connection with the inner wall of the bottom of the built-in movable cavity (7), the inner wall of the front side of the built-in movable cavity (7) is fixedly connected with a mounting ring (13) movably sleeved on the outer surface of the pull rod (11), and a first spring (15) movably sleeved on the pull rod (11) is fixedly connected between the mounting ring (13) and the connecting plate (12).

5. The high-precision pipeline inner diameter precision detection device according to claim 4, characterized in that: the left and right sides surface of connecting plate (12) rotates respectively and is connected with two first push pedal (16), and the left and right sides surface of collar (13) rotates respectively and is connected with two second push pedal (17), and one side that connecting plate (12) were kept away from in first push pedal (16) rotates with one side that collar (13) were kept away from in second push pedal (17) and is connected, and the crossing one end of first push pedal (16) and second push pedal (17) contacts with contact slide (6).

6. The high-precision pipeline inner diameter precision detection device according to claim 2, characterized in that: two limiting sliding grooves (8) are respectively formed in the inner walls of the front side and the rear side of the extending sliding groove (4), and two limiting sliding blocks (9) which are connected with the limiting sliding grooves (8) in a sliding mode are fixedly connected to the surfaces of the front side and the rear side of the measuring strip (5) respectively.