CN220230990U

CN220230990U - Sampling mechanism for pipeline detection

Info

Publication number: CN220230990U
Application number: CN202321704570.XU
Authority: CN
Inventors: 陈剑飞; 郑金商; 洪雨虹
Original assignee: Fujian Nachuan Pipe Industry Technology Co ltd
Current assignee: Fujian Nachuan Pipe Industry Technology Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-12-22
Anticipated expiration: 2033-06-30

Abstract

The utility model provides a sampling mechanism for pipeline detection, which comprises: a base; the connecting seat is arranged at the top of the base; one end of the guide frame is connected with the top of the connecting seat, the other end of the guide frame is provided with a guide cylinder, the guide frame is arranged in parallel with the base and forms a limiting clamping opening with the base, and a guide channel perpendicular to the top surface of the base is formed in the guide cylinder; the sampling post, the spiro union is located in the guide way, the bottom of sampling post is equipped with annular sampling piece, the inboard of sampling piece is established to the sample area, the outer wall of sampling piece is sunken to form a plurality of heliciform intercommunication the junk groove of sampling piece bottom, the bottom of sampling piece and the both sides inner of junk groove all is established to the cutting edge. The material on the inner side of the side wall of the pipeline can be conveniently cut and taken as a sample for detection, the purity of the detected pipeline material is ensured, the accuracy of a detection result is improved, and the delivery quality of the pipeline is ensured.

Description

Sampling mechanism for pipeline detection

Technical Field

The utility model relates to the field of sampling mechanisms, in particular to a sampling mechanism for pipeline detection.

Background

At present, the application of plastic pipeline products is greatly improved, particularly in the field of buried water supply and drainage, great support is provided for urban, industrial and agricultural construction, and as the application of plastic pipeline products is wider and wider, the requirements on the quality of the plastic pipeline products, such as mechanical strength, corrosion resistance and the like, are also higher and higher, so that sampling detection is required for the plastic pipeline in the production process.

The existing plastic pipeline sampling detection is carried out by sampling the section of the pipeline port, so that the subsequent connecting effect of the pipeline is affected, meanwhile, the pipeline port is exposed and then is attached with impurities, the detection result is very easy to influence, the accuracy of the detection result is reduced, and the delivery quality of the pipeline is difficult to ensure.

The utility model aims at solving the problems in the prior art and designing a sampling mechanism for pipeline detection, which can detect a columnar sample cut from the side wall of a pipeline.

Disclosure of Invention

The utility model provides a sampling mechanism for pipeline detection, which can effectively solve the problems in the prior art.

The technical scheme of the utility model is as follows:

a sampling mechanism for pipe inspection, comprising:

a base;

the connecting seat is arranged at the top of the base;

one end of the guide frame is connected with the top of the connecting seat, the other end of the guide frame is provided with a guide cylinder, the guide frame is arranged in parallel with the base and forms a limiting clamping opening with the base, and a guide channel perpendicular to the top surface of the base is formed in the guide cylinder;

the sampling post, the spiro union is located in the guide way, the bottom of sampling post is equipped with annular sampling piece, the inboard of sampling piece is established to the sample area, the outer wall of sampling piece is sunken to form a plurality of heliciform intercommunication the junk groove of sampling piece bottom, the bottom of sampling piece and the both sides inner of junk groove all are established to the cutting edge, the pipeline lateral wall press from both sides establish extremely back in the spacing clamp mouth, the drive the sampling post spiral moves down, the cutting edge of sampling piece is right the pipeline lateral wall forms the spiral and cuts out run through on the pipeline lateral wall cut out the annular hole, so that the sample area cover is got the inboard columnar sample of annular hole.

Further, the top of sampling post is equipped with the handle, be equipped with the intercommunication in the sampling post the sampling channel of sampling area, sampling channel runs through along the axial the sampling post, be equipped with on the handle with the coaxial intercommunication of sampling channel's sampling hole.

Further, the two ends of the handle are oppositely extended to form a gripping part parallel to the base, the sampling hole is formed in the middle of the handle, a sampling rod is arranged in the handle in a penetrating manner, and the sampling rod can sequentially penetrate through the sampling hole and the sampling channel so as to push out the columnar sample in the sampling piece.

Further, the connecting seat comprises a fixing piece fixedly arranged on one side of the top of the base and a telescopic piece sleeved on the fixing piece, one end of the guide frame is connected with the top of the telescopic piece, and the telescopic piece and the fixing piece are arranged in a telescopic mode so that the height of the limiting clamping opening can be adjusted.

Further, be equipped with a plurality of guide bars in the extensible member, be equipped with a plurality of guiding holes in the mounting, a plurality of downwardly extending of guide bar runs through to a plurality of in the guiding hole, a plurality of be equipped with the spring in the guide bar, just the upper and lower both ends of spring respectively with mounting and extensible member are fixed to be set up.

Further, a rotating shaft is arranged at the top of the telescopic piece, and one end bottom of the guide frame is rotatably arranged with the rotating shaft.

Accordingly, the present utility model provides the following effects and/or advantages:

1. according to the sampling mechanism for pipeline detection, the limiting clamping opening is formed between the base and the guide frame, the annular sampling piece is arranged at the bottom of the sampling column, the inner side of the sampling piece is arranged as the sampling area, the outer wall of the sampling piece is sunken to form the plurality of chip grooves which are spirally communicated with the bottom end of the sampling piece, the bottom end of the sampling piece and the inner ends of the two sides of the chip grooves are all arranged as cutting edges, after the side wall of the pipeline is clamped in the limiting clamping opening, the sampling column is spirally moved downwards to enable the sampling piece to discharge materials which are removed by the cutting edges of the sampling piece through the chip grooves under the spiral removing of the cutting edges and the guiding effect of the chip grooves, so that the sampling piece can cut through an annular hole on the side wall of the pipeline, and the sampling area is sleeved with the columnar sample at the inner side of the annular hole. Therefore, the material on the inner side of the side wall of the pipeline can be conveniently cut and taken as a sample for detection, the traditional method of sampling and detecting through slicing at the port of the pipeline is replaced, the subsequent connecting effect of the pipeline is not affected, meanwhile, the material on the inner side of the side wall of the pipeline is not exposed to the outside, the cut columnar sample is detected after the top surface and the bottom surface are removed, the influence of the outside impurities on the detection result can be avoided, the purity of the detected pipeline material can be ensured, the accuracy of the detection result is improved, and the delivery quality of the pipeline is ensured.

2. According to the sampling mechanism for pipeline detection, the handle is arranged at the top of the sampling column, so that the sampling column is more convenient to manually drive to cut samples; the sampling column is internally provided with a sampling channel communicated with a sampling area, the sampling channel axially penetrates through the sampling column, and the handle is provided with a sampling hole coaxially communicated with the sampling channel, so that when a columnar sample is clamped on the inner side of a sampling piece, the columnar sample is conveniently and sequentially penetrated into the sampling hole and the sampling channel downwards through a long strip tool, the columnar sample is pushed downwards, and the situation that the columnar sample is directly taken through the cutting edge of the sampling piece to cause scratch is avoided.

It is to be understood that both the foregoing general description and the following detailed description of the present utility model are exemplary and explanatory and are intended to provide further explanation of the utility model as claimed.

Drawings

Fig. 1 is a schematic perspective view of a sampling mechanism for pipeline detection according to the present utility model.

Fig. 2 is a schematic diagram of a semi-sectional structure of the sampling mechanism for pipeline detection in a use state.

Fig. 3 is an enlarged partial schematic view at a in fig. 2.

Fig. 4 is a schematic diagram of a semi-sectional explosive structure of a sampling mechanism for detecting a pipeline, which is used for a side wall of a pipeline with a large wall thickness.

Fig. 5 is a partially enlarged schematic view at B in fig. 4.

Detailed Description

For the convenience of understanding by those skilled in the art, the structure of the present utility model will now be described in further detail with reference to the accompanying drawings:

referring to fig. 1-5, a sampling mechanism for pipe inspection, comprising:

a base 1;

the connecting seat 2 is arranged at the top of the base 1; specifically, the connection base 2 may be fixedly disposed on the connection base 2 by welding or the like;

one end of the guide frame 3 is connected with the top of the connecting seat 2, the other end of the guide frame is provided with a guide cylinder 31, the guide frame 3 is arranged in parallel with the base 1 and forms a limiting clamping opening 6 with the base 1, and a guide channel 32 perpendicular to the top surface of the base 1 is formed in the guide cylinder 31;

the sampling post 4, the spiro union is located in the guide way 32, the bottom of sampling post 4 is equipped with annular sampling piece 41, sampling area 412 is established to the inboard of sampling piece 41, the outer wall of sampling piece 41 is sunken to form a plurality of heliciform intercommunication sampling piece 41 bottom's chip groove 411, sampling piece 41's bottom and the both sides inner of chip groove 411 all are established to the cutting edge, the pipeline lateral wall 7 press from both sides to set up to in the spacing clamp 6 in the back, the drive sampling post 4 spiral moves down, the cutting edge of sampling piece 41 is right pipeline lateral wall 7 forms the spiral and cuts, discharges the material that the cutting edge of sampling piece 4 cut through chip groove 411 for sampling piece 4 can run through and cut out the annular hole on the pipeline lateral wall 7, so that sampling area 412 is the barrel sample 8 of annular hole inboard. Specifically, in this embodiment, the outer wall of the sampling column 4 and the inner wall of the guide channel 32 are in screwed connection, so that the columnar sample 8 can be completely cut in a labor-saving manner through the sampling column 4 without using other tools, and the detection cost is saved while the manual sample cutting is facilitated.

The setting of above-mentioned structure can cut the inboard material of pipeline lateral wall 7 very conveniently and detect as the sample, has replaced current through at pipeline port section sample detection, can not only influence the subsequent connection effect of pipeline, simultaneously, the inboard material of pipeline lateral wall 7 is not exposed to the external world, detects after the columnar sample 8 of cutting gets rid of top surface and bottom surface, can avoid external impurity to influence the testing result, can ensure the pipeline material purity of detecting, improves the testing result accuracy, ensures the quality of leaving the factory of pipeline.

In order to facilitate the manual cutting of the sample, the top of the sampling column 4 is provided with a handle 5, so that the sampling column 4 can be rotated more effort-saving by the handle 5; and because columnar sample 8 easily block in the inboard of sampling piece 41, in order to be convenient for take out columnar sample 8, avoid directly getting columnar sample 8 through sampling piece 41 blade and lead to the fish tail, be equipped with the intercommunication in the sampling post 4 sampling channel 42 of sample area 412, sampling channel 42 runs through along the axial sampling post 4, be equipped with on handle 5 with sampling hole 51 of the coaxial intercommunication of sampling channel 42 to can penetrate downwards in proper order through rectangular form instrument sampling hole 51 and sampling channel 42, release columnar sample 8 downwards.

In order to further facilitate taking out the columnar sample 8, the two ends of the handle 5 are oppositely extended to form a gripping part 53 parallel to the base 1, so that a lever structure is formed between the gripping part 53 and the sampling column 4, the sampling column 4 can be rotated by gripping the gripping part 53 with two hands, the labor is saved, the sampling hole 51 is formed in the middle of the handle 5, the sampling rod 52 is accommodated in the handle 5, and the sampling rod 52 can sequentially penetrate through the sampling hole 51 and the sampling channel 42 so as to push out the columnar sample 8 in the sampling piece 41, so that the columnar sample can be taken out when the sampling rod 52 is needed, the sampling rod 52 can be accommodated in the handle 5 when not needed, and the portability and accommodation of the sampling rod 52 are realized.

In order to enable the limiting clamp 6 to be adaptable to the side walls of pipelines with different thicknesses, the connecting seat 2 comprises a fixing piece 21 fixedly arranged on one side of the top of the base 1 and a telescopic piece 22 sleeved on the fixing piece 21, one end of the guide frame 3 is connected with the top of the telescopic piece 22, the telescopic piece 22 and the fixing piece 21 are arranged in a telescopic mode so that the height of the limiting clamp 6 can be adjusted, and specifically, the telescopic piece 22 and the fixing piece 21 can be telescopic through an existing telescopic matching structure, such as spring matching, sliding groove matching and sliding rail matching.

Specifically, be equipped with a plurality of guide bars 221 in the extensible member 22, be equipped with a plurality of guiding holes in the mounting 21, a plurality of downwardly extending of guide bar 221 runs through to a plurality of in the guiding hole, a plurality of be equipped with spring 23 in the guide bar 221, just the upper and lower both ends of spring 23 respectively with mounting 21 and extensible member 22 are fixed to be set up, thereby realize through a plurality of spring 23 extensible member 22's flexible, and then realize spacing clamp 6's height-adjustable, simultaneously, realize through a plurality of the guide bar 221 extensible guide effect of extensible member 22. Specifically, when the side wall 7 of the pipe is thicker, the height of the limiting clamp 6 can be enlarged by stretching the telescopic member 22, so that the guide frame 3 and the base 1 are stably clamped on two side surfaces of the side wall 7 of the pipe respectively through the resilience force of the spring 23.

Because it is difficult to operate the base to turn to and the telescoping member 22 stretches out and draws back when angle adjustment is needed, in order to be convenient for realize the angle adjustment of leading truck 3, the top of telescoping member 22 is equipped with axis of rotation 222, the one end bottom of leading truck 3 with axis of rotation 222 rotates the setting, in other embodiments, can also rotate the setting through other current connection structure between telescoping member and the leading truck 3. In this embodiment, the upper and lower parts of the rotation shaft 222 are respectively spherical and conical, and the outer diameter of the upper part is larger than the outer diameter of the lower part, so that the guide frame 3 is limited along the axial direction of the expansion member 22 by the spherical upper part, and the guide frame 3 is prevented from being separated from the expansion member 22 when the expansion member 22 is stretched.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A sampling mechanism for pipeline inspection, comprising:

a base (1);

the connecting seat (2) is arranged at the top of the base (1);

one end of the guide frame (3) is connected with the top of the connecting seat (2), the other end of the guide frame is provided with a guide cylinder (31), the guide frame (3) is arranged in parallel with the base (1) and forms a limiting clamping opening (6) with the base (1), and a guide channel (32) perpendicular to the top surface of the base (1) is formed in the guide cylinder (31);

sampling post (4), the spiro union is located in guide way (32), the bottom of sampling post (4) is equipped with annular sampling piece (41), sampling area (412) are established to the inboard of sampling piece (41), the outer wall of sampling piece (41) is sunken to form a plurality of heliciform intercommunication chip groove (411) of sampling piece (41) bottom, the bottom of sampling piece (41) and chip groove (411) both sides inner all are established to the cutting edge, pipeline lateral wall (7) press from both sides and establish to in spacing clamp (6) after, the drive sampling post (4) spiral moves down, the cutting edge of sampling piece (41) is right pipeline lateral wall (7) forms the spiral and cuts out run through on pipeline lateral wall (7) cut out the annular hole, so that sample area (412) cover is got columnar sample (8) of annular hole inboard.

2. A sampling mechanism for pipeline detection as claimed in claim 1, wherein a handle (5) is arranged at the top of the sampling column (4), a sampling channel (42) communicated with the sampling area (412) is arranged in the sampling column (4), the sampling channel (42) axially penetrates through the sampling column (4), and a sampling hole (51) coaxially communicated with the sampling channel (42) is arranged on the handle (5).

3. A sampling mechanism for detecting a pipeline according to claim 2, wherein two ends of the handle (5) are oppositely extended to form a gripping part (53) parallel to the base (1), the sampling hole (51) is arranged in the middle of the handle (5), a sampling rod (52) is arranged in the handle (5) in a penetrating manner, and the sampling rod (52) can sequentially penetrate through the sampling hole (51) and the sampling channel (42) so as to push out a columnar sample (8) in the sampling piece (41).

4. The sampling mechanism for pipeline detection according to claim 1, wherein the connecting seat (2) comprises a fixing piece (21) fixedly arranged on one side of the top of the base (1) and a telescopic piece (22) sleeved on the fixing piece (21), one end of the guide frame (3) is connected with the top of the telescopic piece (22), and the telescopic piece (22) and the fixing piece (21) are arranged in a telescopic manner so that the height of the limiting clamp opening (6) can be adjusted.

5. The sampling mechanism for pipeline detection according to claim 4, wherein a plurality of guide rods (221) are arranged in the telescopic member (22), a plurality of guide holes are arranged in the fixing member (21), a plurality of guide rods (221) extend downwards to penetrate into a plurality of guide holes, springs (23) are arranged in a plurality of guide rods (221), and the upper end and the lower end of each spring (23) are fixedly arranged with the fixing member (21) and the telescopic member (22) respectively.

6. The sampling mechanism for pipeline inspection according to claim 4, wherein a rotating shaft (222) is provided at the top of the telescopic member (22), and the bottom of one end of the guide frame (3) is rotatably disposed with the rotating shaft (222).