High-sensitivity ground vibration sensing pickup

Abstract

The utility model discloses a high-sensitivity ground vibration sensing pickup which comprises a pickup body, the middle side of the upper end of the pickup body is connected with a handheld rod, and the upper end of the handheld rod is provided with an electric wire; the mounting plate is mounted on the outer side of the middle of the sound pickup body, a fixing structure is mounted on the outer side of the upper end of the sound pickup body, a groove is formed in the left side of the interior of the mounting plate, a limiting block is fixedly mounted on the right side of the interior of the groove, and a high-sensitivity ground vibration sensor is mounted on the upper side of the limiting block. A mounting rod is connected to the left side in the mounting plate; and the movable block is connected to the outer side of the middle of the mounting plate, a fixing rod is mounted on the middle side of the lower end of the movable block, a fixing plate is connected to the outer side of the fixing rod, and a protection plate is fixedly mounted on the inner side of the fixing plate. According to the high-sensitivity ground vibration sensing pickup, the microphone can be conveniently protected, the pickup can be conveniently fixed, and a high-sensitivity ground vibration sensor can be conveniently limited.

Description

Technical Field

[0001] The utility model relates to the technical field of ground vibration sensor pickups, in particular to a high-sensitivity ground vibration sensor pickup. Background Art

[0002] A microphone is a device used to collect ambient sound on site and transmit it to the back-end equipment. A high-sensitivity ground vibration sensor is a sensing measure that can accurately detect the impact force of the ground. A microphone is needed in the process of high-sensitivity ground vibration sensing. During the use of the high-sensitivity ground vibration sensor microphone, a protective structure is needed to protect the microphone head, thereby improving the use effect of the microphone.

[0003] However, most of the existing technical solutions have the following defects: the microphone head is protected by a protective ring, the fixing effect of ordinary microphones is not good, and the limiting effect of high-sensitivity ground vibration sensors is not convenient enough. Therefore, the utility model provides a high-sensitivity ground vibration sensor microphone to solve the above-mentioned problems. Utility Model Content

[0004] The purpose of the utility model is to provide a high-sensitivity ground vibration sensor pickup to solve the problem proposed in the above background technology that the microphone head is protected by a protective ring, the fixing effect of the ordinary pickup is not good, and the limiting effect of the high-sensitivity ground vibration sensor is not convenient enough.

[0005] To achieve the above object, the utility model provides the following technical solution: a high-sensitivity ground vibration sensor pickup, comprising a pickup body, a hand-held rod is connected to the middle side of the upper end of the pickup body, and a wire is arranged on the upper end of the hand-held rod, and a microphone is connected to the middle side of the lower end of the pickup body;

[0006] Also includes:

[0007] A mounting plate is mounted on the outside of the middle part of the pickup body, and a fixing structure is mounted on the outside of the upper end of the pickup body, a groove is opened on the left side of the interior of the mounting plate, and a limit block is fixedly mounted on the right side of the interior of the groove, a high-sensitivity ground vibration sensor is mounted on the upper side of the limit block, a mounting rod is connected to the left side of the interior of the mounting plate, and a movable plate is mounted on the outer side of the mounting rod;

[0008] The movable block is connected to the outer side of the middle part of the mounting plate, and a fixing rod is installed on the middle side of the lower end of the movable block, the outer side of the fixing rod is connected to the fixing plate, and the inner side of the fixing plate is fixedly installed with a protective plate.

[0009] Preferably, the fixing structure comprises a fixing block, which is fixedly mounted on the outer side of the upper end of the pickup body, and the outer side of the fixing block is connected to a moving rod, and the outer side of the moving rod is provided with a spring.

[0010] Preferably, the fixing block and the mounting plate are connected in a snap-fit ​​manner.

[0011] Preferably, the fixed block is connected to the moving rod by a snap-fitting manner, and the moving rod is connected to the mounting plate by a sliding manner.

[0012] Preferably, the mounting rod and the mounting plate are connected in a rotational manner, and the vertical cross-section of the mounting rod is a "cross" structure.

[0013] Preferably, the mounting rod and the movable plate are connected by means of threads, and the movable plate and the high-sensitivity ground vibration sensor are connected by means of fit.

[0014] Preferably, the movable block is connected to the mounting plate in a rotational manner, and the movable block is symmetrically distributed about the center line of the mounting plate.

[0015] Preferably, the movable block is connected to the fixed rod by means of threads, and the vertical cross-section of the movable block is an "L"-shaped structure.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the high-sensitivity ground vibration sensor pickup is convenient for protecting the microphone head, fixing the pickup, and limiting the high-sensitivity ground vibration sensor;

[0017] 1. By placing the protective plate on the lower side of the pickup body, and then rotating the movable block to the lower side of the fixed plate through the rotation connection between the movable block and the mounting plate, the fixing rod is rotated so that the fixing rod is threadedly connected to the middle side of the lower end of the movable block, so that the fixing rod is threadedly connected to the middle side of the fixing plate, and then the fixing rod is threadedly connected to the lower end of the mounting plate, so that the protective plate is conveniently fixed, thereby facilitating the protection of the microphone head;

[0018] 2. Place the pickup body on the inner side of the mounting plate, so that the pickup body drives the fixing block to be mounted on the middle upper side of the mounting plate, loosen the moving rod, and make the spring drive the moving rod to slide inward inside the mounting plate, so that the moving rod slides inward inside the middle side of the mounting plate, and then the moving rod is engaged and connected on the outer side of the fixing block, so as to facilitate the fixing of the pickup body;

[0019] 3. Place the high-sensitivity ground vibration sensor inside the groove so that the high-sensitivity ground vibration sensor is snap-fitted and installed on the upper side of the limit block. Rotate the mounting rod so that the mounting rod rotates on the left side inside the mounting plate, thereby causing the movable plate threadedly connected to the mounting rod to slide to the right, thereby causing the movable plate to limit the high-sensitivity ground vibration sensor, thereby facilitating the limiting of the high-sensitivity ground vibration sensor. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall cross-sectional structure of the connection between the pickup body and the microphone head of the utility model;

[0021] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0022] Figure 3 This is a schematic diagram of the overall cross-sectional structure of the connection between the pickup body and the hand-held rod of the utility model;

[0023] Figure 4 For this utility model Figure 3 Enlarged structural diagram at B in the middle.

[0024] In the figure: 1. Pickup body; 2. Microphone; 3. Hand-held rod; 4. Wire; 5. Fixed block; 6. Mounting plate; 7. Protective plate; 8. Spring; 9. Moving rod; 10. Groove; 11. Limit block; 12. High-sensitivity ground vibration sensor; 13. Mounting rod; 14. Moving plate; 15. Movable block; 16. Fixed rod; 17. Fixed plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-4 The utility model provides a technical solution: a high-sensitivity ground vibration sensor pickup, comprising: a hand-held rod 3 is connected to the middle side of the upper end of the pickup body 1, and a wire 4 is arranged on the upper end of the hand-held rod 3, and a microphone 2 is connected to the middle side of the lower end of the pickup body 1. The microphone 2 installed on the lower side of the pickup body 1 can record the water leakage noise, so that the leakage point can be accurately located quickly;

[0027] The mounting plate 6 is mounted on the outer side of the middle part of the pickup body 1, and a fixed structure is mounted on the outer side of the upper end of the pickup body 1. A groove 10 is opened on the left side of the interior of the mounting plate 6, and a limit block 11 is fixedly mounted on the right side of the interior of the groove 10. A high-sensitivity ground vibration sensor 12 is mounted on the upper side of the limit block 11. A mounting rod 13 is connected to the left side of the interior of the mounting plate 6, and a movable plate 14 is mounted on the outer side of the mounting rod 13. The pickup body 1 is placed on the inner side of the mounting plate 6, so that the pickup body 1 drives the fixed structure to be mounted on the upper side of the middle part of the mounting plate 6, which is convenient for fixing the pickup body 1. The high-sensitivity ground vibration sensor 12 is placed in the interior of the groove 10, so that the high-sensitivity ground vibration sensor 12 is mounted on the upper side of the limit block 11, and the mounting rod 13 is rotated so that the mounting rod 13 is rotated on the left side of the interior of the mounting plate 6, so that the movable plate 14 connected to the mounting rod 13 slides to the right, and then the movable plate 14 limits the high-sensitivity ground vibration sensor 12, which is convenient for limiting the high-sensitivity ground vibration sensor 12.

[0028] The movable block 15 is connected to the outer side of the middle part of the mounting plate 6, and a fixing rod 16 is installed on the middle side of the lower end of the movable block 15, and a fixing plate 17 is connected to the outer side of the fixing rod 16, and a protective plate 7 is fixedly installed on the inner side of the fixing plate 17. The protective plate 7 is placed on the lower side of the pickup body 1, and then through the connection between the movable block 15 and the mounting plate 6, the movable block 15 is rotated to the lower side of the fixing plate 17, and the fixing rod 16 is rotated to connect the fixing rod 16 to the middle side of the lower end of the movable block 15, so that the fixing rod 16 is connected to the middle side of the fixing plate 17, and then the fixing rod 16 is connected to the lower end of the mounting plate 6, which is convenient for fixing the protective plate 7, thereby facilitating the protection of the microphone 2.

[0029] When using this high-sensitivity ground vibration sensor pickup, the specific Figure 1 , Figure 2 and Figure 3 In the process, the moving rod 9 is pulled outward, so that the moving rod 9 slides outward on the inner middle side of the mounting plate 6, so that the moving rod 9 drives the spring 8 to extend, and the fixing block 5 is connected with the mounting plate 6 in a snap-fit ​​manner, and the pickup body 1 is placed on the inner side of the mounting plate 6, so that the pickup body 1 drives the fixing block 5 to be snap-fitted and installed on the middle upper side of the mounting plate 6, and the fixing block 5 is connected with the moving rod 9 in a snap-fit ​​manner, and the moving rod 9 is connected with the mounting plate 6 in a sliding manner, and the moving rod 9 is loosened, so that the spring 8 drives the moving rod 9 to slide inward on the inner middle side of the mounting plate 6, so that the moving rod 9 slides inward on the inner middle side of the mounting plate 6, and then the moving rod 9 is snap-fitted and connected on the outer side of the fixing block 5, which is convenient for fixing the pickup body 1;

[0030] Specific as Figure 1 , Figure 3 and Figure 4 In the embodiment, the protective plate 7 is placed on the lower side of the pickup body 1, the movable block 15 is connected to the mounting plate 6 by means of rotation, and the movable block 15 is symmetrically distributed about the center line of the mounting plate 6, and then the movable block 15 is rotated to the lower side of the fixed plate 17 through the rotation connection between the movable block 15 and the mounting plate 6, and the movable block 15 is connected to the fixed rod 16 by means of threads, and the vertical cross-section of the movable block 15 is an "L"-shaped structure, and the fixed rod 16 is rotated to be threadedly connected to the middle side of the lower end of the movable block 15, so that the fixed rod 16 is threadedly connected to the middle side of the fixed plate 17, and then the fixed rod 16 is threadedly connected to the lower end of the mounting plate 6, so that the protective plate 7 is fixed conveniently, thereby facilitating the protection of the microphone 2;

[0031] Specific as Figure 1 and Figure 2 In the embodiment, the high-sensitivity ground vibration sensor 12 is placed inside the groove 10, so that the high-sensitivity ground vibration sensor 12 is mounted on the upper side of the limit block 11, the mounting rod 13 is connected to the mounting plate 6 by rotation, and the vertical cross-section of the mounting rod 13 is a "cross" structure, the mounting rod 13 is rotated to rotate on the left side of the mounting plate 6, the mounting rod 13 is connected to the moving plate 14 by threading, and the moving plate 14 is connected to the high-sensitivity ground vibration sensor 12 by fitting, so that The movable plate 14 threadedly connected to the mounting rod 13 slides to the right, thereby limiting the high-sensitivity ground vibration sensor 12, which is convenient for limiting the high-sensitivity ground vibration sensor 12. The high-sensitivity ground vibration sensor 12 combined with the specific frequency vibration signal demodulation algorithm can locate the leakage point, and the microphone 2 installed on the lower side of the pickup body 1 can record the leakage noise, so that the accurate positioning of the leakage point can be completed quickly, and the high-sensitivity ground vibration sensor 12 is set in the prior art intelligent acoustic wave gas PE pipeline locator.

[0032] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A high-sensitivity ground vibration sensor pickup, comprising a pickup body (1), a hand-held rod (3) connected to the middle side of the upper end of the pickup body, a wire (4) arranged at the upper end of the hand-held rod (3), and a microphone (2) connected to the middle side of the lower end of the pickup body (1); It is characterized in that Also includes: A mounting plate (6) is mounted on the outside of the middle part of the pickup body (1), and a fixing structure is mounted on the outside of the upper end of the pickup body (1); a groove (10) is provided on the left side of the interior of the mounting plate (6), and a limit block (11) is fixedly mounted on the right side of the interior of the groove (10); a high-sensitivity ground vibration sensor (12) is mounted on the upper side of the limit block (11); a mounting rod (13) is connected to the left side of the interior of the mounting plate (6), and a movable plate (14) is mounted on the outer side of the mounting rod (13); The movable block (15) is connected to the outer side of the middle part of the mounting plate (6), and a fixing rod (16) is installed on the middle side of the lower end of the movable block (15), the outer side of the fixing rod (16) is connected to a fixing plate (17), and the inner side of the fixing plate (17) is fixedly installed with a protective plate (7).

2. A high-sensitivity ground vibration sensor pickup according to claim 1, characterized in that: The fixing structure comprises a fixing block (5) which is fixedly mounted on the outer side of the upper end of the pickup body (1), the outer side of the fixing block (5) is connected to a moving rod (9), and the outer side of the moving rod (9) is provided with a spring (8).

3. A high-sensitivity ground vibration sensor pickup according to claim 2, characterized in that: The fixing block (5) and the mounting plate (6) are connected in a snap-fit ​​manner.

4. A high-sensitivity ground vibration sensor pickup according to claim 3, characterized in that: The fixed block (5) and the moving rod (9) are connected in a snap-fitting manner, and the moving rod (9) and the mounting plate (6) are connected in a sliding manner.

5. A high-sensitivity ground vibration sensor pickup according to claim 1, characterized in that: The mounting rod (13) and the mounting plate (6) are connected in a rotational manner, and the vertical cross-section of the mounting rod (13) is a "cross" structure.

6. A high-sensitivity ground vibration sensor pickup according to claim 5, characterized in that: The installation rod (13) and the movable plate (14) are connected in a threaded manner, and the movable plate (14) and the high-sensitivity ground vibration sensor (12) are connected in a fitting manner.

7. A high-sensitivity ground vibration sensor pickup according to claim 1, characterized in that: The movable block (15) is connected to the mounting plate (6) in a rotational manner, and the movable block (15) is symmetrically distributed about the center line of the mounting plate (6).

8. A high-sensitivity ground vibration sensor pickup according to claim 7, characterized in that: The movable block (15) and the fixed rod (16) are connected in a threaded manner, and the vertical cross-section of the movable block (15) is an "L"-shaped structure.

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