CN214473028U - Sound production device for pipeline detection - Google Patents
Sound production device for pipeline detection Download PDFInfo
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- CN214473028U CN214473028U CN202120428412.0U CN202120428412U CN214473028U CN 214473028 U CN214473028 U CN 214473028U CN 202120428412 U CN202120428412 U CN 202120428412U CN 214473028 U CN214473028 U CN 214473028U
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Abstract
The utility model discloses a sounding device for pipeline detection, which comprises a machine box, a strong magnet and a voice diaphragm component; the machine box is hollow; the strong magnet and the sound film assembly are arranged in the inner space of the case; the strong magnet is of an annular structure, one surface of the strong magnet is provided with the sound film assembly, and the sound film assembly is used for being electrically connected with an external power supply; the machine box is provided with a first sound outlet which is communicated with the inner space and the outer space of the machine box, so that the sound generated by the sound film component can be transmitted to the outer space of the machine box through the first sound outlet. The utility model provides an among the technical scheme, to the circular telegram of sound membrane subassembly, under the effect of strong magnet again, the sound of high frequency can be sent to the sound membrane subassembly to make the pipeline can produce the vibration that intensity is big and the frequency is high, be favorable to improving the accuracy that the pipeline detected.
Description
Technical Field
The utility model relates to a pipeline inspection field, concretely relates to sound generating mechanism for pipeline inspection.
Background
In the prior art, the pipe can be inspected using acoustic principles. However, the conventional sounding device for duct detection has low frequency of sound, which results in inaccurate detection results.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sound generating mechanism for pipeline inspection aims at avoiding the current unsafe problem of testing result that the sound frequency that is used for the sound generating mechanism of pipeline inspection to send out leads to.
In order to achieve the above purpose, the utility model provides a sound production device for pipeline detection, which comprises a machine box, a strong magnet and a voice diaphragm component;
the machine box is hollow; the strong magnet and the sound film assembly are arranged in the inner space of the case; the strong magnet is of an annular structure, one surface of the strong magnet is provided with the sound film assembly, and the sound film assembly is used for being electrically connected with an external power supply;
the machine box is provided with a first sound outlet which is communicated with the inner space and the outer space of the machine box, so that the sound generated by the sound film component can be transmitted to the outer space of the machine box through the first sound outlet.
Specifically, the machine box is of a cylindrical structure with a hollow interior;
the machine box comprises a cylindrical box body and a cover body;
the one end opening of cylindrical box body, cylindrical box body has seted up open-ended one end detachably is connected with the lid.
Specifically, the strong magnet is mounted in the inner space of the cylindrical box body; one surface of the strong magnet faces the cover body, and the other surface of the strong magnet deviates from the cover body;
the sound film component is arranged in the inner space of the cylindrical box body; the sound film assembly is mounted on one surface of the strong magnet facing the cover body.
Specifically, the first sound outlet is provided in the cover body.
Specifically, the sound production device for pipeline detection further comprises a base;
the base is arranged in the direction parallel to the strong magnet, the base is arranged in the inner space of the cylindrical box body, and the base is arranged on one side of the strong magnet, which faces the inner bottom surface of the cylindrical box body;
the base is used for installing the strong magnet and the sound film assembly.
Specifically, the sound generating device for pipeline detection further comprises a top cover and a second sound outlet;
the top cover is arranged along the direction parallel to the strong magnet, the top cover is arranged in the inner space of the cylindrical box body, and the top cover is arranged on one side, facing the cover body, of the sound membrane component;
the top cover is detachably connected to the base; an accommodating space is formed between the top cover and the base, and the strong magnet and the sound film assembly are arranged in the accommodating space;
the top cover is provided with a second sound outlet communicated with the accommodating space and the first sound outlet.
Specifically, the sound production device for pipeline detection further comprises a dustproof assembly;
the dustproof assembly is arranged at the second sound outlet.
Specifically, the sound production device for pipeline detection further comprises a sealing assembly;
the seal assembly is disposed between the cover and the top cap.
Specifically, the sound production device for pipeline detection further comprises a connecting pipe;
one end of the connecting pipe is communicated with the second sound outlet, the other end of the connecting pipe extends out of the first sound outlet to the outer space of the machine box, and one end of the connecting pipe, which is far away from the second sound outlet, is communicated with the pipeline through a connecting piece.
Specifically, the sound production device for pipeline detection further comprises a waterproof cable joint;
one end of the cable waterproof connector is connected to the cover body, and the other end of the cable waterproof connector extends to the outer space of the case;
one end of the cable waterproof joint, which extends to the external space of the case, is electrically connected with an external power supply through a wire, and one end of the cable waterproof joint, which is connected to the cover body, is electrically connected with the sound film assembly through a wire.
The technical scheme of the utility model in, to the circular telegram of sound membrane subassembly, again under the effect of strong magnet, the sound membrane subassembly can send the sound of high frequency to make the pipeline can produce the vibration that intensity is big and the frequency is high, be favorable to improving the accuracy that the pipeline detected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic diagram of the explosion structure of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
801 | Dust- |
| 101 | |
802 | Dust- |
| 102 | |
9 | Seal assembly |
| 2 | |
901 | Dustproof sealing ring |
| 3 | |
902 | Sealing ring of |
| 4 | |
10 | Connecting |
| 5 | |
11 | Waterproof joint of cable |
| 6 | |
12 | |
| 7 | |
13 | |
| 8 | |
14 | Air exhaust valve |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The utility model provides a sound generating mechanism for pipeline inspection.
Referring to fig. 1, the sound generating device for pipeline detection includes a case 1, a strong magnet 2 and a voice diaphragm assembly 3; the machine box 1 is hollow inside; the strong magnet 2 and the sound film component 3 are arranged in the inner space of the case 1; the strong magnet 2 is of an annular structure, the sound film component 3 is mounted on one surface of the strong magnet 2, and the sound film component 3 is used for being electrically connected with an external power supply; the machine box 1 is provided with a first sound outlet 4 for communicating the inner space and the outer space of the machine box 1, so that the sound generated by the sound film component 3 can be transmitted to the outer space of the machine box 1 through the first sound outlet 4.
The technical scheme of the utility model in, to sound membrane module 3 circular telegram, again under strong magnet 2's effect, sound membrane module 3 can send the sound of high frequency to make the pipeline can produce the vibration that intensity is big and the frequency is high, be favorable to improving the accuracy that the pipeline detected. The strong magnet 2 and the sound film assembly 3 are used to generate high-frequency sound in the prior art, which is not described herein.
Specifically, the machine box 1 is a cylindrical structure with a hollow interior; the machine box 1 comprises a cylindrical box body 101 and a cover body 102; the one end opening of cylindrical box body 101, cylindrical box body 101 has seted up open-ended one end detachably is connected with lid 102 to it overhauls to be convenient for the inner structure of cylindrical box body 101. Further, the strong magnet 2 is installed in the inner space of the cylindrical box 101; one surface of the strong magnet 2 faces the cover 102, and the other surface faces away from the cover 102; the voice diaphragm component 3 is arranged in the inner space of the cylindrical box body 101; the sound film assembly 3 is installed on one surface, facing the cover body 102, of the strong magnet 2, the first sound outlet 4 is formed in the cover body 102, the sound film assembly 3 faces the first sound outlet 4, and blocking of sound generated by the sound film assembly 3 due to other components is avoided.
Specifically, the sound production device for pipeline detection further comprises a base 5; the base 5 is arranged along the direction parallel to the strong magnet 2, the base 5 is arranged in the inner space of the cylindrical box body 101, and the base 5 is arranged on one side of the strong magnet 2 facing the inner bottom surface of the cylindrical box body 101; the base 5 is used for installing the strong magnet 2 and the sound diaphragm assembly 3. Furthermore, a mounting groove is formed in one surface, facing the cover body 102, of the base 5, the strong magnet 2 is mounted in the mounting groove, and the edge, facing the cover body 102, of the base 5 is connected with the support of the sound diaphragm assembly 3 through screws. Preferably, the sound generating device for pipeline detection further comprises a top cover 6 and a second sound outlet 7; the top cover 6 is arranged along a direction parallel to the strong magnet 2, the top cover 6 is arranged in the inner space of the cylindrical box body 101, and the top cover 6 is arranged on one side of the sound membrane component 3 facing the cover body 102; the top cover 6 is detachably connected to the base 5; an accommodating space is formed between the top cover 6 and the base 5, and the strong magnet 2 and the sound film assembly 3 are arranged in the accommodating space; the top cover 6 is provided with a second sound outlet 7 which is communicated with the accommodating space and the first sound outlet 4. Through the matching of the top cover 6 and the base 4, the strong magnet 2 and the sound film assembly 3 in the accommodating space can be protected, so that the service life of the utility model is prolonged; through the second sound outlet 7, the sound generated in the accommodating space can be sequentially transmitted to the first sound outlet 4 and the external space of the case 1.
Specifically, the sound production device for pipeline detection further comprises a dustproof assembly 8; the dustproof assembly 8 is arranged at the second sound outlet 7. Further, the dust-proof assembly 8 includes a dust-proof cover 801 and a dust-proof net 802; an external thread is formed on the outer wall of the dustproof cover 801, an internal thread is formed on the inner wall of the second sound outlet 7, and the dustproof cover 801 is connected into the second sound outlet 7 through the matching of the external thread and the internal thread; one end of the second sound outlet 7 facing the cover 102 is covered with the dust screen 802. Through dustproof subassembly 8 can reduce dust impurity right strong magnet 2 with the damage of sound membrane module 3, and then can improve the utility model discloses a life.
Specifically, the sound production device for pipeline detection further comprises a sealing assembly 9; the seal assembly 9 is disposed between the cover 102 and the top cover 6. Further, the sealing assembly 9 comprises a dust seal 901 and a case seal 902; the dustproof sealing ring 901 and the machine box sealing ring 902 are both of annular structures, and the dustproof sealing ring 901 is arranged in the inner ring of the machine box sealing ring 902; the dust seal 901 is arranged on one surface of the dust screen 802 facing the cover 102, and the dust-proof effect of the dust screen 802 can be ensured through the dust seal 901; the case sealing ring 902 is also arranged at the orientation of the dust screen 802 to one surface of the cover body 102, the case sealing ring 902 deviates from the one surface of the dust screen 802 to the cover body 102, the case sealing ring 902 and the box body 101 are connected through screws, and the case sealing ring 902 can ensure the sealing performance of the case 1 so as to protect important parts arranged in the inner space of the case 1.
Specifically, one end of the connecting pipe 10 is communicated with the second sound outlet 7, the other end of the connecting pipe 10 extends out of the first sound outlet 4 to the external space of the casing 1, and one end of the connecting pipe 10, which is far away from the second sound outlet 7, is used for being communicated with a pipeline through a connecting piece. Furthermore, one end of the connecting pipe 10, which is communicated with the second sound outlet 7, is fixed to one surface of the top cover 6, which faces the cover 102, by a screw, and the dust seal 902 is disposed between the contact surfaces of the connecting pipe 10 and the top cover 6.
Specifically, the sound production device for pipeline detection further comprises a cable waterproof joint 11; one end of the cable waterproof connector 11 is connected to the cover 102, and the other end of the cable waterproof connector 11 extends to the external space of the case 1; the extension of cable water joint 11 reaches the one end of the exterior space of machine box 1 is used for being connected through wire and outside power supply electricity, the connection of cable water joint 11 in the one end of lid 102 pass through the wire with the sound membrane module 3 electricity is connected, has improved the utility model discloses an electrical safety.
Specifically, keeping away from of box body 101 open-ended one end is connected with handle 12, through handle 12 can mention sound generating mechanism for pipeline detection has the advantage of conveniently carrying.
Specifically, top cap 6 with install aluminium packing ring 13 between the support of sound membrane module 3, the exhaust duct has been seted up to aluminium packing ring 13, the exhaust duct is used for balancing the atmospheric pressure of sound membrane module 3 both sides, it is right sound membrane module 3 plays the guard action, makes sound generating mechanism for pipeline detection can be applicable to the non-pressure pipeline and take the pressure pipeline.
Specifically, the cover 102 is connected to an exhaust valve 14, and the exhaust valve 14 can communicate the external space and the internal space of the casing 1, so that the gas in the casing 1 can circulate with the gas in the external space, and the normal use of the device is ensured.
The above is only the preferred embodiment of the present invention, not limiting the scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A sounding device for pipeline detection is characterized by comprising a machine box (1), a strong magnet (2) and a voice diaphragm assembly (3);
the machine box (1) is hollow; the strong magnet (2) and the sound film component (3) are arranged in the inner space of the case (1); the strong magnet (2) is of an annular structure, the sound film assembly (3) is mounted on one surface of the strong magnet (2), and the sound film assembly (3) is electrically connected with an external power supply;
the machine box (1) is provided with a first sound outlet (4) which is communicated with the inner space and the outer space of the machine box (1), so that sound generated by the sound film assembly (3) can be transmitted to the outer space of the machine box (1) through the first sound outlet (4).
2. The sounding device for pipeline inspection according to claim 1, wherein the case (1) is a cylindrical structure with a hollow interior;
the machine box (1) comprises a cylindrical box body (101) and a cover body (102);
one end of the cylindrical box body (101) is opened, and one end of the cylindrical box body (101) provided with the opening is detachably connected with the cover body (102).
3. The sound generating device for pipeline inspection as claimed in claim 2, wherein the strong magnet (2) is installed in the inner space of the cylindrical case (101); one surface of the strong magnet (2) faces the cover body (102), and the other surface of the strong magnet faces away from the cover body (102);
the sound film component (3) is arranged in the inner space of the cylindrical box body (101); the sound film assembly (3) is mounted on one surface of the strong magnet (2) facing the cover body (102).
4. The sound generating device for duct inspection according to claim 3, characterized in that the first sound outlet (4) opens to the cover (102).
5. The sound generating device for duct inspection according to claim 4, characterized in that it further comprises a base (5);
the base (5) is arranged along the direction parallel to the strong magnet (2), the base (5) is arranged in the inner space of the cylindrical box body (101), and the base (5) is arranged on one side, facing the inner bottom surface of the cylindrical box body (101), of the strong magnet (2);
the base (5) is used for installing the strong magnet (2) and the sound film assembly (3).
6. The sound generating device for duct inspection according to claim 5, characterized in that the sound generating device for duct inspection further comprises a top cover (6) and a second sound outlet (7);
the top cover (6) is arranged along the direction parallel to the strong magnet (2), the top cover (6) is arranged in the inner space of the cylindrical box body (101), and the top cover (6) is arranged on one side, facing the cover body (102), of the sound membrane component (3);
the top cover (6) is detachably connected to the base (5); an accommodating space is formed between the top cover (6) and the base (5), and the strong magnet (2) and the sound film assembly (3) are arranged in the accommodating space;
the top cover (6) is provided with a second sound outlet (7) which is communicated with the accommodating space and the first sound outlet (4).
7. The sound generating device for pipeline inspection according to claim 6, wherein the sound generating device for pipeline inspection further comprises a dust-proof assembly (8);
the dustproof assembly (8) is arranged at the second sound outlet (7).
8. The sound generating device for pipeline inspection according to claim 7, wherein the sound generating device for pipeline inspection further comprises a sealing assembly (9);
the sealing assembly (9) is arranged between the cover body (102) and the top cover (6).
9. The sound generating device for duct inspection according to any one of claims 6-8, characterized in that it further comprises a connecting pipe (10);
one end of the connecting pipe (10) is communicated with the second sound outlet (7), the other end of the connecting pipe (10) extends out of the first sound outlet (4) to the outer space of the machine box (1), and one end of the second sound outlet (7) far away from the connecting pipe (10) is communicated with a pipeline through a connecting piece.
10. The sound generating device for duct inspection according to any one of claims 2-8, characterized in that it further comprises a cable watertight connector (11);
one end of the cable waterproof connector (11) is connected to the cover body (102), and the other end of the cable waterproof connector (11) extends to the outer space of the machine box (1);
one end of the cable waterproof joint (11) extending to the external space of the case (1) is used for being electrically connected with an external power supply through a lead, and one end of the cable waterproof joint (11) connected to the cover body (102) is electrically connected with the sound film assembly (3) through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120428412.0U CN214473028U (en) | 2021-02-26 | 2021-02-26 | Sound production device for pipeline detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120428412.0U CN214473028U (en) | 2021-02-26 | 2021-02-26 | Sound production device for pipeline detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214473028U true CN214473028U (en) | 2021-10-22 |
Family
ID=78146374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120428412.0U Active CN214473028U (en) | 2021-02-26 | 2021-02-26 | Sound production device for pipeline detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214473028U (en) |
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2021
- 2021-02-26 CN CN202120428412.0U patent/CN214473028U/en active Active
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