CN212806843U - Pipeline positioning and measuring device - Google Patents

Pipeline positioning and measuring device Download PDF

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Publication number
CN212806843U
CN212806843U CN202021909509.5U CN202021909509U CN212806843U CN 212806843 U CN212806843 U CN 212806843U CN 202021909509 U CN202021909509 U CN 202021909509U CN 212806843 U CN212806843 U CN 212806843U
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base
pipe
measuring device
telescopic
movable block
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林兆伟
李丰
赵德顺
刘承勃
夏元平
尹高冲
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CRRC Qingdao Sifang Co Ltd
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CRRC Qingdao Sifang Co Ltd
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Abstract

The utility model relates to a pipeline positioning measurement device, including base and flexible measuring stick, the base is connected with the mouth of pipe that awaits measuring, orificial central line and the datum line coincidence of base the one end or the both ends swing joint of flexible measuring stick the base for adjust the measuring position of flexible measuring stick for the base, the scale has on the flexible measuring stick. The utility model has the advantages of being simple in whole structure, convenient operation does not receive the space restriction, and easily pipeline center benchmark location is favorable to promoting and detects precision and detection efficiency.

Description

Pipeline positioning and measuring device
Technical Field
The utility model relates to a measuring device, in particular to pipeline positioning and measuring device belongs to and measures technical field.
Background
In the pipeline installation process, because of the reason of processing and installation error, there is the problem that the actual positioning dimension of the pipeline after installation does not accord with the theoretical positioning dimension of drawing, consequently need remeasure the actual positioning dimension of the pipeline after the actual installation in the pipeline installation process to ensure the installation quality of pipeline.
The existing solution is to use a steel tape to perform positioning measurement of the pipeline, but the method can conveniently measure the pipeline with short distance measurement and large installation space, but is not suitable for rail vehicles, the rail vehicles not only have a large number of pipelines, but also have long pipeline installation distance and complex structure, and meanwhile, the installation environment under the rail vehicle is also complex, the installation space of the pipelines is limited, and the pipeline under the condition is measured by the steel tape again for installation positioning size, so the following disadvantages exist: 1. the pipeline center reference cannot be guaranteed; 2. the pipeline installation is influenced by a vehicle body structure and equipment space, and the positioning size of the pipeline cannot be directly measured; 3. when the space is limited, at least two persons are required to cooperate to carry out measurement, and the accuracy of the measured value is not high.
In the prior art, a measurement method is also provided, which utilizes a three-dimensional scanner to scan the whole vehicle-under state to form a computer image for size measurement, but the method has the defects of high cost, long scanning time consumption, low working efficiency and the like.
Also disclosed in patent No. 200620038750.9 is a two-dimensional measuring instrument for irregularities and non-planarity, which is mainly used for measuring dimensions between two points of the body and chassis of a motor vehicle. The measuring apparatu disclosed in this patent includes three sleeve pipe in big, medium and small, magnetism fixing base, the closed angle measuring head, survey the buret, long measuring head and swing seat etc. mark the scale on the sleeve pipe, be magnetism fixing base and swing seat at sheathed tube left end, survey the buret at sheathed tube right-hand member connection, it is the closed angle measuring head to survey the buret top, to survey in the buret inserts the seat, the right-hand member of seat has a locking screw, screw it with fixed survey buret, then, the measuring head is selected according to the fabrication hole or the nut size that will fix a position, install the measuring head on both ends point and the middle position. Although the measuring instrument can accurately and conveniently measure the distance between two points, the measuring instrument has a complex structure and needs a larger installation space, and the structure of the measuring head is not suitable for being connected with a pipe orifice of a pipeline.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a simple structure, and convenient operation does not receive the space restriction, and easily pipeline center benchmark location, improves the pipeline positioning measurement device who detects precision and detection efficiency.
In order to achieve the above purpose, the technical scheme of the utility model is that:
the utility model provides a pipeline positioning measurement device, includes base and flexible measuring stick, the base is connected with the mouth of pipe that awaits measuring, orificial central line and the coincidence of the datum line of base one end or both ends swing joint of flexible measuring stick the base for adjust the measuring position of flexible measuring stick for the base, the scale has on the flexible measuring stick.
Further, the base is cylindrical, the telescopic measuring rod is movably connected with the circumferential surface of the base, at least one end surface of the base is provided with a connecting part connected with the pipe orifice, and the center line of the connecting part is used as a reference line and is superposed with the center line of the pipe orifice.
Furthermore, the connecting part is an installation hole which is arranged on the end surface of the base and is concave inwards and connected with the pipe orifice; or one end part of the base is inserted into the pipe orifice for installation; or the end surface of the base is provided with a bulge which protrudes outwards and is inserted into the pipe orifice for installation.
Furthermore, the end part of the telescopic measuring rod is connected with the circumferential surface of the base in a sliding mode, so that the telescopic measuring rod rotates 360 degrees along the circumferential surface of the base.
Furthermore, an annular concave annular groove is formed in the circumferential surface of the base, concave annular sliding grooves are formed in two side walls of the annular groove respectively, a sliding block is arranged at the end part of the telescopic measuring rod, and the sliding block extends towards two sides simultaneously and is inserted into the annular sliding grooves in the two sides respectively to rotate and slide for 360 degrees along the circumferential direction of the base.
Further, the sliding block is a rubber piece, and a rubber sleeve or a rubber pad is arranged at the end part of the telescopic measuring rod without the sliding block.
Further, install the detachable movable block between the connecting portion of base and the mouth of pipe, the movable block is installed on the connecting portion of base, and the mouth of pipe is installed on the movable block, and the clearance between the connecting portion of mouth of pipe and base is filled to the thickness of movable block.
Furthermore, the movable block is of a circular ring-shaped structure with a central through hole.
Further, the base and the movable block are all rubber pieces.
Furthermore, the telescopic measuring rod is composed of a plurality of telescopic sleeves.
To sum up, compared with the prior art, the pipeline positioning and measuring device of the present invention has the following advantages:
(1) the device utilizes the base to be connected with the mouth of pipe as reference point, and swing joint between flexible measuring stick and the base, only need be connected base and mouth of pipe during the detection, through adjusting flexible measuring stick, the location size of measurable quantity pipeline promptly, overall structure is simple not only, and easy operation is convenient moreover, be favorable to saving the cost of labor, improve pipeline measurement's efficiency, owing to adopt flexible measuring stick, still be favorable to overcoming the error of range finding location, make the detection more accurate, the device has solved the inaccurate problem of rail vehicle pipeline installation location among the prior art.
(2) The device utilizes the base to be connected with the mouth of pipe as benchmark point, has accomplished the benchmark location at pipeline center promptly when connecting, and not only easy operation is convenient, is favorable to further promoting moreover and detects precision and detection efficiency.
(3) But swing joint between the flexible measuring stick of the device and the base, the user can be according to the installation space at pipeline place to and with the position of the setpoint that the pipeline needs the location, adjust flexible measuring stick for the measuring direction of base wantonly, make the measurement of flexible measuring stick can not receive the restriction of pipeline place installation space, also conveniently carry out not equidirectional measurement simultaneously, be favorable to further promoting detection accuracy and detection efficiency.
(4) The device installs detachable movable block between base and mouth of pipe, through the movable block of installing different specifications, can carry out the measurement of location size to the pipeline of different specifications, and the commonality is stronger.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic structural diagram of the measuring device of the present invention;
FIG. 2 is a schematic view of the telescopic rod of the present invention;
FIG. 3 is a schematic view of the base structure of the present invention;
fig. 4 is a schematic view of the structure of the movable module of the present invention.
As shown in fig. 1 to 4, a base 1, a telescopic measuring rod 2, a central through hole 3, a mounting hole 4, an annular groove 5, an annular chute 6, a sliding block 7 and a movable block 8.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, the present embodiment provides a pipe positioning and measuring device for measuring a distance between a pipe and a positioning point, where the positioning point is different according to different pipe installation requirements, and the positioning point in the present embodiment is a positioning surface, such as skirt boards on two sides of a rail vehicle.
The measuring device comprises a base 1 and a telescopic measuring rod 2, wherein the base 1 is connected with a pipe orifice (not shown in the figure) to be measured, so that the center line of the pipe orifice is superposed with the datum line of the base 1, and the base 1 is used as the datum point for positioning the center of the pipe orifice, so that the datum positioning of the center of a pipeline is completed while the pipe orifice is connected. The one end tip swing joint of flexible measuring stick 2 is on base 1 for conveniently adjust the measuring position of flexible measuring stick 2 for base 1, have the scale on flexible measuring stick 2, base 1 is connected the back with the mouth of pipe, elongates flexible measuring stick 2 and makes its other end support and lean on the setpoint, can follow the scale on flexible measuring stick 2 and read out the distance between pipeline and the setpoint.
As shown in fig. 1 and 3, in the present embodiment, the base 1 preferably has a cylindrical structure to facilitate connection with the nozzle. At least one end face of the base 1 is provided with a connecting part connected with the nozzle, the central line of the connecting part is used as a reference line to coincide with the central line of the nozzle,
in this embodiment, connecting portion are the circular shape mounting hole 4 that is of indent for setting up on the terminal surface of base 1, and the internal diameter size of mounting hole 4 and orificial external diameter size phase-match, and in the mouth of pipe inserted mounting hole 4, the central line of mounting hole 4 and orificial central line coincide promptly, utilize the central line of mounting hole 4 as the datum line, realize orificial center benchmark location promptly after the mouth of pipe inserts in the mounting hole 4. In this embodiment, it is further preferable that the mounting hole 4 on the base 1 is a through hole, so as to facilitate connection between the base 1 and the pipe orifice.
As shown in fig. 1, 2 and 3, in this embodiment, preferably, the telescopic measuring rod 2 is movably connected to the outer circumferential surface of the base 1, and more preferably, the end of the telescopic measuring rod 2 is slidably connected to the circumferential surface of the base 1, so that the telescopic measuring rod 2 can rotate 360 ° along the outer circumferential surface of the base 1, and further, a user can conveniently adjust the measuring position of the telescopic measuring rod 2 relative to the base 1 according to the installation space of the pipeline and the position of the positioning point, so that the measuring position is not limited by the installation space, and the improvement of the detection accuracy is facilitated.
An annular concave annular groove 5 is formed in the outer circumferential surface of the base 1, concave annular sliding grooves 6 are formed in two side walls of the annular groove 5 respectively, and the annular sliding grooves 6 on the two sides are arranged oppositely. A slide block 7 is installed at the end part of the telescopic measuring rod 2, the slide block 7 extends towards two sides simultaneously and is respectively inserted into the annular sliding grooves 6 at the two sides, and the slide block 7 slides in the annular sliding grooves 6 at the two sides, so that the telescopic measuring rod 2 can realize 360-degree rotary sliding along the circumferential direction of the base 1. As shown in fig. 2, in the present embodiment, it is also preferable that the slider 7 has a circular cross section. Wherein, base 1 and slider 7 all adopt the rubber spare, can avoid fish tail pipeline surface when measuring.
The telescopic measuring rod 2 is composed of a plurality of telescopic sleeves, for example, three telescopic sleeves are selected, and scales are marked on each telescopic sleeve. The flexible measuring stick 2 can adopt the rubber spare, also can adopt the metalwork, for guaranteeing to detect the precision, the preferred three section metal sleeves that adopts of flexible measuring stick 2, pegs graft fixed connection through interference fit's mode between flexible measuring stick 2 and the slider 7, and a rubber sleeve or installation rubber pad (not shown in the figure) are installed to another tip of flexible measuring stick 2, can avoid the surface of fish tail setpoint when measuring.
Pipeline specification of installation is various on rail vehicle, in order to improve this measuring device's commonality, it is still preferred in this embodiment, install detachable movable block 8 between base 1 and the mouth of pipe, movable block 8 is for having central through-hole 3's ring form structure, movable block 8's external diameter and mounting hole 4's internal diameter phase-match, movable block 8 installs in base 1's mounting hole 4, the mouth of pipe is installed in movable block 8's central through-hole 3, mounting hole 4's diameter can be according to the design of biggest pipeline diameter, movable block 8 can be according to the pipeline configuration of different specifications multiple, movable block 8's 3 sizes of central through-hole and orificial external diameter phase-matches. To the condition that the pipeline diameter is less than mounting hole 4, install earlier the movable block 8 that matches with the pipeline size in mounting hole 4, then insert the mouth of pipe in the central through hole 3 of movable block 8, the clearance between mouth of pipe and the base 1 just can be filled to the thickness of movable block 8, guarantees that the installation back mounting hole 4, movable block 8 and orificial central line coincide.
In this embodiment, the movable block 8 is also preferably made of rubber, so as to avoid scratching the surface of the pipeline during measurement.
The steps when in use are as follows:
1. when in use, the movable block 8 matched with the pipeline is found out firstly.
2. The movable block 8 is plugged into the mounting hole 4 on the base 1.
3. And then the movable block 8 is integrally sleeved on the pipe orifice of the pipeline.
4. According to the installation space and the position of the positioning point, the telescopic measuring rod 2 is rotated, the telescopic measuring rod 2 is simultaneously lengthened, the other end of the telescopic measuring rod 2 is abutted against the positioning point, and the positioning size of the pipeline relative to the positioning point can be read through the scale of the telescopic measuring rod 2.
The measuring device has the following advantages:
(1) the device utilizes base 1 to be connected with the mouth of pipe as reference point, and swing joint between flexible measuring stick 2 and the base 1, only need be connected base 1 and mouth of pipe during the detection, through adjusting flexible measuring stick 2, measurable quantity pipeline's location size promptly, overall structure is simple not only, and easy operation is convenient, be favorable to saving the cost of labor, improve pipeline measuring efficiency, simultaneously owing to adopt flexible measuring stick 2, still be favorable to overcoming the error of range finding location, make and detect more accurate, the device has solved the inaccurate problem in rail vehicle pipeline installation location among the prior art.
(2) The device utilizes and is connected with the mouth of pipe as reference point, has accomplished the benchmark location at pipeline center promptly when connecting, and not only easy operation is convenient, is favorable to further promoting detection precision and detection efficiency moreover.
(3) But swing joint between the flexible measuring stick 2 of the device and the base 1, the user can be according to the installation space at pipeline place to and with the position of the setpoint that the pipeline needs the location, adjust flexible measuring stick 2 for the measuring direction of base 1 wantonly, make the measurement of flexible measuring stick 2 can not receive the restriction of pipeline place installation space, also conveniently carry out not equidirectional measurement simultaneously, be favorable to further promoting detection accuracy and detection efficiency.
(4) The device installs detachable movable block 8 between base 1 and the mouth of pipe, through the movable block 8 of installing different specifications, can carry out the measurement of location size to the pipeline of different specifications, and the commonality is stronger.
Example two:
the difference with the first embodiment lies in that, in this embodiment, base 1 adopts the cylindrical structure of minor diameter, and one end of base 1 is as connecting portion promptly, and direct suit is in orificial inside, and the outside at base 1 one end is suit to the central through-hole 3 of movable block 8, utilizes movable block 8 to fill the space between mouth of pipe and the 1 external diameter of base, and base 1, movable block 8 and mouth of pipe are the coincidence of central line after the installation. In this embodiment, the connection structure between the telescopic measuring rod 2 and the base 1 is the same as that described in the first embodiment.
Of course, it is also possible to use a protrusion (not shown) protruding outward from the end surface of the base 1 as the connection portion, where the protrusion is a cylinder, the central axis of the protrusion coincides with the central axis of the nozzle, and the protrusion is inserted into the nozzle for installation. A movable block is arranged between the bulge and the pipe orifice.
Example three:
the difference between the first embodiment and the second embodiment is that in the present embodiment, the base 1 is installed at both ends of the telescopic measuring rod 2, that is, the measuring device provided in the present embodiment can measure the distance between two pipe orifices. The structure of the base 1 and the structure of the telescopic measuring rod 2 are the same as those described in the first or second embodiment.
When detecting, the bases 1 at the two ends of the telescopic measuring rod 2 are respectively connected with the pipe orifices of the two pipelines, and the distance between the two pipe orifices is read out through the scales on the telescopic measuring rod 2.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims (10)

1. A pipeline positioning and measuring device is characterized in that: the base is connected with a pipe orifice to be measured, the center line of the pipe orifice coincides with the datum line of the base, one end or two ends of the telescopic measuring rod are movably connected with the base and used for adjusting the measuring position of the telescopic measuring rod relative to the base, and the telescopic measuring rod is provided with scales.
2. The pipe positioning and measuring device of claim 1, wherein: the base is cylindrical, the telescopic measuring rod is movably connected with the circumferential surface of the base, at least one end surface of the base is provided with a connecting part connected with the pipe orifice, and the center line of the connecting part is used as a reference line and coincides with the center line of the pipe orifice.
3. The pipe positioning and measuring device of claim 2, wherein: the connecting part is an installation hole which is arranged on the end surface of the base and is concave inwards and connected with the pipe orifice; or one end part of the base is inserted into the pipe orifice for installation; or the end surface of the base is provided with a bulge which protrudes outwards and is inserted into the pipe orifice for installation.
4. A pipe positioning measuring device as claimed in claim 2 or 3, wherein: the end part of the telescopic measuring rod is connected with the circumferential surface of the base in a sliding mode, so that the telescopic measuring rod rotates 360 degrees along the circumferential surface of the base.
5. The pipe positioning and measuring device of claim 4, wherein: the measuring device comprises a base, a telescopic measuring rod and a base, wherein the periphery of the base is provided with an annular concave annular groove, two side walls of the annular groove are respectively provided with a concave annular chute, the end part of the telescopic measuring rod is provided with a sliding block, and the sliding block extends towards two sides simultaneously and is respectively inserted into the annular chutes at two sides to rotate and slide along the circumferential direction of the base by 360 degrees.
6. The pipe positioning and measuring device of claim 5, wherein: the sliding block is a rubber part, and a rubber sleeve or a rubber pad is arranged at the end part of the telescopic measuring rod without the sliding block.
7. A pipe positioning measuring device as claimed in claim 2 or 3, wherein: install the detachable movable block between the connecting portion of base and the mouth of pipe, the movable block is installed on the connecting portion of base, and the mouth of pipe is installed on the movable block, and the clearance between the connecting portion of mouth of pipe and base is filled to the thickness of movable block.
8. The pipe positioning and measuring device of claim 7, wherein: the movable block is of a circular ring-shaped structure with a central through hole.
9. The pipe positioning and measuring device of claim 7, wherein: the base and the movable block are both rubber pieces.
10. The pipe positioning and measuring device of claim 1, wherein: the telescopic measuring rod is composed of a plurality of sections of telescopic sleeves.
CN202021909509.5U 2020-09-04 2020-09-04 Pipeline positioning and measuring device Active CN212806843U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021909509.5U CN212806843U (en) 2020-09-04 2020-09-04 Pipeline positioning and measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021909509.5U CN212806843U (en) 2020-09-04 2020-09-04 Pipeline positioning and measuring device

Publications (1)

Publication Number Publication Date
CN212806843U true CN212806843U (en) 2021-03-26

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Application Number Title Priority Date Filing Date
CN202021909509.5U Active CN212806843U (en) 2020-09-04 2020-09-04 Pipeline positioning and measuring device

Country Status (1)

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CN (1) CN212806843U (en)

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