CN215727887U - Pipeline magnetic memory detection device - Google Patents
Pipeline magnetic memory detection device Download PDFInfo
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- CN215727887U CN215727887U CN202121973920.3U CN202121973920U CN215727887U CN 215727887 U CN215727887 U CN 215727887U CN 202121973920 U CN202121973920 U CN 202121973920U CN 215727887 U CN215727887 U CN 215727887U
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Abstract
The utility model provides a pipeline magnetic memory detection device, which comprises an upper shell, a connecting shell and a lower shell which are sequentially arranged from top to bottom, wherein the upper shell comprises a first accommodating part, a communicating part and a lower connecting part; the connecting shell is internally provided with a communicating space, the upper end of the connecting shell is detachably connected to the lower connecting part, and the first communicating hole is communicated with the communicating space; the lower shell comprises a second accommodating part and an upper connecting part fixedly connected with the second accommodating part, the second accommodating part is provided with a second accommodating cavity, the second accommodating part is provided with a second communicating hole communicated with the second accommodating cavity, the lower end of the connecting shell is detachably connected to the lower connecting part, and the second communicating hole is communicated with the communicating space. Not only is convenient to carry, but also can quickly and conveniently obtain a detection result.
Description
Technical Field
The utility model belongs to the technical field of the detection technique and specifically relates to a pipeline magnetic memory detection device.
Background
Pipelines are widely used in various fields of life, such as petrochemical enterprises, agriculture, building industries and the like. The magnetic memory detection device for the pipeline can quickly and accurately detect the bearing stress and the welding residual stress in an oil pipeline, a tap water pipeline and other ferromagnetic pipelines through the detection and comparison of magnetic conductivity change or magnetic noise intensity under the condition of not damaging ground covering soil and pipeline covering materials. With the improvement of the technical requirements of nondestructive testing, the nondestructive testing device becomes one of the necessary instruments for the transformation, maintenance and general survey of underground pipelines of oil fields, water supply companies, gas companies, municipal construction and capital construction units.
At present, the pipeline magnetic memory detection device is small in size, light in weight, suitable for pipeline detection in various occasions and mostly operated by a single person. They can be roughly classified into cart type and portable type according to their shapes. The probe of the cart-type detection device and the instrument need a longer measuring line, so the quality is larger than that of the common detection device, and the portability is weaker. And hand-held type detection device all does not install the display screen, need export data to other terminals and handle after detecting usually, has increased operating personnel's work load.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a pipeline magnetic memory detection device which is convenient to carry, can quickly and conveniently obtain a detection result, reduces the working strength of operators and improves the working efficiency.
The utility model provides a pipeline magnetic memory detection device, which comprises: the device comprises a signal acquisition device, a display, a lead and a shell;
the shell comprises an upper shell, a connecting shell and a lower shell which are sequentially arranged from top to bottom, the upper shell comprises a first accommodating part, a communicating part, a lower connecting part and a handle, the first accommodating part is fixedly connected with the lower connecting part through the communicating part, two ends of the handle are respectively and fixedly connected with the first accommodating part and the lower connecting part, the first accommodating part is provided with a first accommodating cavity, the lower connecting part is provided with a first connecting hole, a communicating channel is arranged in the communicating part, and two ends of the communicating channel are respectively communicated with the first accommodating cavity and the first connecting hole;
a communicating space is formed in the connecting shell, the upper end of the connecting shell is detachably connected to the lower connecting part, and the first communicating hole is communicated with the communicating space;
the lower case includes a second receiving part having a second receiving chamber and an upper connecting part fixedly connected with the second receiving part, the second receiving part having a second communicating hole communicating with the second receiving chamber, a lower end of the connection case is detachably connected to the lower connecting part, and the second communicating hole communicates with the communicating space;
the signal acquisition device is arranged in the second accommodating cavity, the display is arranged in the first accommodating cavity, the wire sequentially penetrates through the communicating channel, the first communicating hole, the communicating space and the second communicating hole, and two ends of the wire are respectively electrically connected with the display and the signal acquisition device.
Preferably, the connecting housing comprises a left housing and a right housing;
the upper end and the lower end of the left shell and the right shell are respectively detachably connected to the upper connecting part and the lower connecting part;
in a horizontal cross section, the left shell is in a U shape with an opening facing the right shell, the right shell is in a U shape with an opening facing the left shell, and two ends of the U shape of the left shell are respectively abutted against two ends of the U shape of the left shell, so that the left shell and the right shell jointly enclose the communication space.
Preferably, the lower connecting part is provided with a first annular bulge;
a first clamping groove is formed in the inner wall of the left shell, and at least part of the first annular bulge can be clamped into the first clamping groove so as to clamp the left shell on the lower connecting part;
and/or the inner wall of the right shell is provided with a second clamping groove, at least part of the first annular bulge can be clamped into the second clamping groove, so that the right shell is clamped on the lower connecting part.
Preferably, the upper connecting part is provided with a second annular bulge;
a third clamping groove is formed in the inner wall of the left shell, and at least part of the second annular bulge can be clamped into the third clamping groove so as to clamp the left shell on the upper connecting part;
and/or the inner wall of the right shell is provided with a fourth clamping groove, and at least part of the second annular bulge can be clamped into the fourth clamping groove so as to clamp the right shell on the upper connecting part.
Preferably, a threaded fastener is also included;
the left shell is provided with a first connecting hole, the right shell is provided with a second connecting hole, the axes of the first connecting hole and the second connecting hole are overlapped, and the threaded fastener sequentially penetrates through the first connecting hole and the second connecting hole so as to fix the left shell and the right shell together.
Preferably, the device further comprises a fixing part;
the first accommodating portion has a mounting plane on which the first accommodating chamber forms an opening through which the display is disposed into the first accommodating chamber;
the fixing part is an annular body which is matched with the opening in shape and has an axis coincident with the axis of the opening, is fixed on the installation plane and is pressed on the display, and the display is fixed in the first accommodating cavity.
Preferably, the device further comprises a connecting screw;
the fixing component is characterized in that a screw hole is formed in the mounting plane, the axis of the screw hole is perpendicular to the mounting plane and matched with the connecting screw, a through hole is formed in the fixing component, the axis of the through hole is coincident with the axis of the screw hole, and the connecting screw penetrates through the through hole and is in threaded connection with the screw hole, so that the fixing component is fixed on the mounting plane.
Preferably, the number of the screw holes is at least two, and the at least two screw holes are sequentially distributed at intervals on the peripheral side of the opening;
the number of the through holes is equal to that of the screw holes and corresponds to the screw holes one by one, and the number of the connecting screws is equal to that of the screw holes and corresponds to that of the screw holes one by one.
Preferably, the fixing part is made of an elastic material.
Preferably, a protective layer is fixedly arranged on the surface of the handle;
the protective layer is made of the same material as the fixing component, and the protective layer and the fixing component are integrally formed.
According to the pipeline magnetic memory detection device provided by the utility model, the signal acquisition device is arranged in the second accommodating cavity, the display is arranged in the first accommodating cavity, the lead sequentially passes through the communicating channel, the first communicating hole, the communicating space and the second communicating hole, and two ends of the lead are respectively and electrically connected with the display and the signal acquisition device, so that the pipeline magnetic memory detection device is convenient to carry, can quickly and conveniently obtain a detection result, reduces the working strength of an operator, and improves the working efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of an embodiment of a housing of the magnetic memory detection device for pipeline according to the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the magnetic memory testing device of the present invention;
FIG. 3 is an enlarged schematic view of section B of FIG. 2;
FIG. 4 is an enlarged schematic view of section C of FIG. 2;
FIG. 5 is a schematic cross-sectional view taken along line A-A of FIG. 2;
fig. 6 is a schematic view of the installation of the fixing member in fig. 2.
In the figure: 1-a signal acquisition device; 2-a display; 3-a wire; 4-an upper shell; 41-a first housing; 42-a communication part; 43-a handle; 44-lower connection; 45-a first receiving cavity; 46-a first via hole; 47-a communication channel; 48-a first annular projection; 49-mounting plane; 491-an opening; 492-screw holes; 5-connecting the shell; 51-a communicating space; 52-left shell; 53-right housing; 54-a first card slot; 55-a second card slot; 56-third card slot; 57-a fourth card slot; 58-first connection hole; 59-second connection hole; 6-lower shell; 61-a second housing; 62-an upper connecting portion; 63-a second communication hole; 64-a second receiving chamber; 65-a second annular embossment; 7-a stationary part; 71-a through hole; 8-a protective layer; 9-connecting screws.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. 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.
Example one
As shown in fig. 1 and 2, a magnetic memory detection device for a pipeline comprises: signal acquisition device 1, display 2, wire 3 and housing (not shown). The shell includes last casing 4 that top-down arranged in proper order, connect casing 5 and lower casing 6, it includes first portion 41 that holds to go up casing 4, the intercommunication portion 42, lower connecting portion 44 and handle 43, first portion 41 that holds passes through intercommunication portion 42 and lower connecting portion 44 fixed connection, fixed connection is on first portion 41 and lower connecting portion 44 respectively at the both ends of handle 43, first portion 41 that holds has first chamber 45 that holds, lower connecting portion 44 has first communicating hole 46, intercommunication portion 42 is inside to have communicating channel 47, communicating channel 47's both ends communicate with first chamber 45 and first communicating hole 46 that hold respectively. The connection housing 5 has a communication space 51 inside, the upper end of the connection housing 5 is detachably connected to the lower connection portion 44, and the first communication hole 46 communicates with the communication space 51. The lower case 6 includes a second receiving portion 61 and an upper connecting portion 62 fixedly connected to the second receiving portion 61, the second receiving portion 61 has a second receiving chamber 64, the second receiving portion 61 has a second communicating hole 63 communicating with the second receiving chamber 64, the lower end of the connecting case 5 is detachably connected to the lower connecting portion 44, and the second communicating hole 63 communicates with the communicating space 51. The signal collection device 1 is disposed in the second accommodation chamber 64, the display 2 is disposed in the first accommodation chamber 45, the lead 3 sequentially passes through the communication passage 47, the first communication hole 46, the communication space 51, and the second communication hole 63, and both ends are electrically connected to the display 2 and the signal collection device 1, respectively.
In actual use, an operator and the user can hold the handle 43 with hands to make the second accommodating part 61 of the lower shell 6 contact the ground above the measured pipeline, at this time, the signal acquisition device 1 located in the second accommodating cavity 64 can acquire magnetic field information reflected by the measured pipeline, judge the actual state of the measured pipeline according to the magnetic field information, send the judgment result to the display 2 located in the first accommodating cavity 45 to display, and the operator can directly obtain the detection result through the display 2. It should be noted that the size of the second accommodating portion 61 may be determined according to actual needs during actual manufacturing, so that an operator can feel more comfortable in operation and the feeling of fatigue can be reduced.
Example two
As shown in fig. 1, 2, and 5, in the first embodiment, the connection housing 5 includes a left housing 52 and a right housing 53. The upper and lower ends of the left and right cases 52 and 53 are detachably coupled to the upper and lower coupling portions 62 and 44, respectively. The left housing 52 has a U-shape with an opening 491 facing the right housing 53 and the right housing 53 has a U-shape with an opening 491 facing the left housing 52 in a horizontal cross section, and both ends of the U-shape of the left housing 52 abut against both ends of the U-shape of the left housing 52 in the horizontal cross section, respectively, so that the left housing 52 and the right housing 53 jointly enclose the communicating space 51. By adopting the technical scheme, the connecting shell 5 is convenient to manufacture, and meanwhile, the installation of the connecting shell 5 can be simpler and more convenient.
EXAMPLE III
In addition to the second embodiment, as shown in fig. 2 and 3, the lower connecting portion 44 is provided with a first annular protrusion 48. A first locking groove 54 is formed on the inner wall of the left housing 52, and the first annular protrusion 48 can be at least partially locked into the first locking groove 54 to lock the left housing 52 to the lower connecting portion 44, so that the left housing 52 and the lower connecting portion 44 can be easily assembled or disassembled.
And/or, a second clamping groove 55 is arranged on the inner wall of the right shell 53, and the first annular bulge 48 can be at least partially clamped into the second clamping groove 55 so as to clamp the right shell 53 on the lower connecting part 44. This can facilitate mounting or dismounting between the right housing 53 and the lower connecting portion 44.
Specifically, as shown in fig. 2 and 4, the upper connecting portion 62 is provided with a second annular projection 65. A third locking groove 56 is formed on the inner wall of the left housing 52, and the second annular protrusion 65 can be at least partially locked into the third locking groove 56 to lock the left housing 52 to the upper connecting portion 62. This facilitates the mounting or dismounting between the left housing 52 and the upper connecting portion 62.
And/or, a fourth clamping groove 57 is arranged on the inner wall of the right shell 53, and the second annular bulge 65 can be at least partially clamped into the fourth clamping groove 57 so as to clamp the right shell 53 on the upper connecting part 62. This can facilitate mounting or dismounting between the right housing 53 and the upper connecting portion 62.
Further, a threaded fastener (not shown) is also included;
example four
On the basis of the third embodiment, as shown in fig. 1 and 2, a first connecting hole 58 is formed in the left housing 52, a second connecting hole 59 is formed in the right housing 53, the axes of the first connecting hole 58 and the second connecting hole 59 are overlapped, and a threaded fastener sequentially passes through the first connecting hole 58 and the second connecting hole 59 to fix the left housing 52 and the right housing 53 together. This makes it possible to more firmly and stably attach the left and right cases 52 and 53 and to prevent the left or right case 52 or 53 from falling off the upper connection portion 62 or the lower connection portion 44.
EXAMPLE five
As shown in fig. 1, 2 and 6, in addition to the first or second embodiment, the present invention further includes a fixing member 7. The first accommodating portion 41 has a mounting plane 49, the first accommodating chamber 45 forms an opening 491 on the mounting plane 49, and the display 2 is set into the first accommodating chamber 45 through the opening 491. The fixing member 7 is in the shape of a ring body having an axis coincident with the axis of the opening 491 and is fixed to the mounting plane 49 and pressed against the display 2, thereby fixing the display 2 in the first accommodation chamber 45. In this way, the display 2 can be firmly fixed in the first accommodation chamber 45, while the operator can also view the display 2 through the opening 491.
Specifically, as shown in fig. 6, a connection screw 9 is further included; a threaded hole 492 having an axis perpendicular to the mounting plane 49 and matching with the coupling screw 9 is provided on the mounting plane 49, a through hole 71 having an axis coinciding with the axis of the threaded hole 492 is provided on the fixing member 7, and the coupling screw 9 is inserted through the through hole 71 and screwed into the threaded hole 492 to fix the fixing member 7 to the mounting plane 49. Further, the number of the screw holes 492 is at least two, and at least two screw holes are sequentially arranged at intervals on the peripheral side of the opening 491; the number of the through holes 71 is equal to the number of the screw holes 492 and corresponds to one another, and the number of the connection screws 9 is equal to the number of the screw holes 492 and corresponds to one another. This enables the fixing member 7 to be firmly attached to the mounting plane 49, thereby preventing the display 2 from coming out of the opening 491.
In the specific manufacturing process, the fixing part 7 is made of elastic materials. This prevents the fixing member 7 from damaging the display 2.
As an alternative, as shown in fig. 2, a protective layer 8 is fixedly disposed on the surface of the handle 43. The material of the protective layer 8 may be the same as the material of the fixing member 7, that is, the material of the protective layer 8 may be an elastic material, so that the operator may feel more comfortable when holding the handle 43. In actual manufacturing, the protective layer 8 and the fixing member 7 may be made of the same material, but the present invention is not limited thereto.
The above description is only an example of the present invention, and is not intended to limit the present invention, and it is obvious to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A pipeline magnetic memory detection device is characterized in that:
the method comprises the following steps: the device comprises a signal acquisition device (1), a display (2), a lead (3) and a shell;
the shell comprises an upper shell (4), a connecting shell (5) and a lower shell (6) which are sequentially arranged from top to bottom, the upper shell (4) comprises a first accommodating part (41), a communicating part (42), a lower connecting part (44) and a handle (43), the first accommodating part (41) is fixedly connected with the lower connecting part (44) through the communicating part (42), two ends of the handle (43) are fixedly connected to the first accommodating part (41) and the lower connecting part (44) respectively, the first accommodating part (41) is provided with a first accommodating cavity (45), the lower connecting part (44) is provided with a first connecting hole (46), a communicating channel (47) is arranged in the communicating part (42), and two ends of the communicating channel (47) are communicated with the first accommodating cavity (45) and the first connecting hole (46) respectively;
the connecting shell (5) is internally provided with a communication space (51), the upper end of the connecting shell (5) is detachably connected to the lower connecting part (44), and the first communication hole (46) is communicated with the communication space (51);
the lower case (6) includes a second receiving portion (61) and an upper connecting portion (62) fixedly connected to the second receiving portion (61), the second receiving portion (61) has a second receiving chamber (64), the second receiving portion (61) has a second communicating hole (63) communicating with the second receiving chamber (64), the lower end of the connecting case (5) is detachably connected to the lower connecting portion (44), and the second communicating hole (63) communicates with the communicating space (51);
the signal acquisition device (1) is arranged in the second accommodating cavity (64), the display (2) is arranged in the first accommodating cavity (45), the lead (3) sequentially penetrates through the communication channel (47), the first communication hole (46), the communication space (51) and the second communication hole (63), and two ends of the lead are respectively electrically connected with the display (2) and the signal acquisition device (1).
2. The pipe magnetic memory detection device of claim 1, wherein:
a left case (52) and a right case (53) included in the connection case (5);
the upper end and the lower end of the left shell (52) and the right shell (53) are respectively detachably connected to the upper connecting part (62) and the lower connecting part (44);
the left case (52) has a U-shape with an opening (491) facing the right case (53), and the right case (53) has a U-shape with an opening (491) facing the left case (52), in a horizontal cross section, and both ends of the U-shape of the left case (52) abut against both ends of the U-shape of the left case (52), respectively, in the horizontal cross section, so that the left case (52) and the right case (53) jointly enclose the communication space (51).
3. The pipe magnetic memory detection device of claim 2, wherein:
a first annular bulge (48) is arranged on the lower connecting part (44);
a first clamping groove (54) is formed in the inner wall of the left shell (52), and at least part of the first annular protrusion (48) can be clamped into the first clamping groove (54) so as to clamp the left shell (52) on the lower connecting part (44);
and/or, the inner wall of the right shell (53) is provided with a second clamping groove (55), and at least part of the first annular bulge (48) can be clamped into the second clamping groove (55) so as to clamp the right shell (53) on the lower connecting part (44).
4. The pipe magnetic memory detection device of claim 2, wherein:
a second annular bulge (65) is arranged on the upper connecting part (62);
a third clamping groove (56) is formed in the inner wall of the left shell (52), and at least part of the second annular bulge (65) can be clamped into the third clamping groove (56) so as to clamp the left shell (52) on the upper connecting part (62);
and/or, the inner wall of the right shell (53) is provided with a fourth clamping groove (57), and at least part of the second annular bulge (65) can be clamped into the fourth clamping groove (57) so as to clamp the right shell (53) on the upper connecting part (62).
5. The pipe magnetic memory detection device of claim 2, wherein:
also includes a threaded fastener;
be provided with first connecting hole (58) on left casing (52), be provided with second connecting hole (59) on right casing (53), first connecting hole (58) with the axis coincidence of second connecting hole (59), threaded fastener passes in proper order first connecting hole (58) with second connecting hole (59), with left casing (52) with right casing (53) are together fixed.
6. The pipe magnetic memory detection device of any one of claims 1 to 5, wherein:
also comprises a fixing component (7);
the first accommodating portion (41) has a mounting plane (49), the first accommodating chamber (45) forms an opening (491) on the mounting plane (49), and the display (2) is disposed into the first accommodating chamber (45) through the opening (491);
the fixing part (7) is in the shape of an annular body which is matched with the shape of the opening (491) and the axis of the annular body coincides with the axis of the opening (491), the fixing part (7) is fixed on a mounting plane (49) and pressed on the display (2), and the display (2) is fixed in the first accommodating cavity (45).
7. The pipe magnetic memory detection device of claim 6, wherein:
also comprises a connecting screw (9);
a screw hole (492) with an axis perpendicular to the mounting plane (49) and matched with the connecting screw (9) is arranged on the mounting plane (49), a through hole (71) with an axis coincident with the axis of the screw hole (492) is arranged on the fixing component (7), and the connecting screw (9) penetrates through the through hole (71) and is screwed in the screw hole (492) to fix the fixing component (7) on the mounting plane (49).
8. The pipe magnetic memory detection device of claim 7, wherein:
the number of the screw holes (492) is at least two, and the at least two screw holes are sequentially distributed at intervals on the peripheral side of the opening (491);
the number of the through holes (71) is equal to that of the screw holes (492) and corresponds to the screw holes one by one, and the number of the connecting screws (9) is equal to that of the screw holes (492) and corresponds to one.
9. The pipe magnetic memory detection device of claim 6, wherein:
the fixing part (7) is made of elastic materials.
10. The pipe magnetic memory detection device of claim 9, wherein:
a protective layer (8) is fixedly arranged on the surface of the handle (43);
the material of the protective layer (8) is the same as that of the fixing component (7), and the protective layer and the fixing component are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121973920.3U CN215727887U (en) | 2021-08-19 | 2021-08-19 | Pipeline magnetic memory detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121973920.3U CN215727887U (en) | 2021-08-19 | 2021-08-19 | Pipeline magnetic memory detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215727887U true CN215727887U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121973920.3U Active CN215727887U (en) | 2021-08-19 | 2021-08-19 | Pipeline magnetic memory detection device |
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| Country | Link |
|---|---|
| CN (1) | CN215727887U (en) |
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- 2021-08-19 CN CN202121973920.3U patent/CN215727887U/en active Active
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