Current signal detection device

Abstract

The utility model discloses a current signal detection device, which relates to the field of current detection technical equipment and comprises a fixed base, an electric telescopic rod is arranged at the top end of the fixed base, a protective sleeve is arranged on the outer side of the electric telescopic rod, and a plurality of rib plates connected with the fixed base are arranged on the outer side of the protective sleeve. A detection adjusting assembly is arranged at the top of the electric telescopic rod, a signal box is arranged at the top of the detection adjusting assembly, and a current sensing mechanism is arranged at the top of the inner side of the signal box. The device is scientific and novel in structure, the electric telescopic rod and the multi-layer detection adjusting assembly are adopted, the height and the detection position of the device are accurately adjusted, the current sensing mechanism ensures that the non-contact sensor can be accurately aligned with a current signal detection area, the non-contact design also avoids physical contact with a detected object, and the detection accuracy is improved. And possible current interference is reduced, so that the detection accuracy and efficiency are greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of current detection technology equipment, in particular to a current signal detection device. Background Art

[0002] The current signal detection device is a key device widely used in the fields of industry, power systems and electronic equipment. Its main function is to monitor the flow of current to ensure the normal operation and safety of the system. This device helps users identify potential faults, monitor current changes and ensure that the equipment operates within a safe range by measuring current signals. It is generally composed of a detection device, a sensor, a signal processing unit and an output interface. In industrial applications, the current signal detection device can be used to monitor the flow of current on the production line to ensure the normal operation of the equipment. In the field of electronic equipment, these devices are also often used to monitor the current signal in the circuit to ensure the normal operation of the equipment.

[0003] For example, Chinese patent CN217305313U discloses a high-precision non-contact current signal detection device, including a bottom plate, the upper sides of the left and right ends of the bottom plate are fixedly connected with fixed plates, a stabilizing mechanism is arranged between the two fixed plates, and an adjustment mechanism is arranged on the lower side of the bottom plate, which is convenient for the staff to quickly record the detection position when detecting, thereby reducing the workload of the staff. However, the above-mentioned current signal detection device has the following shortcomings in the specific application process: first, the height of the current signal detection device cannot be adjusted, and it cannot meet the needs of staff of different heights, resulting in inconvenient operation; at the same time, the device adopts a fixed design of the detector body, and since it cannot be adjusted in the horizontal direction, when facing a workpiece with a complex shape or different sizes, the current signal sensor is difficult to effectively cover every corner of the workpiece, and some key detection areas may be missed in actual operation, resulting in inaccurate detection results of the current signal and poor practicality. Utility Model Content

[0004] In view of the problems in the related art, the utility model proposes a current signal detection device to overcome the above technical problems existing in the existing related art.

[0005] To this end, the specific technical solutions adopted by the utility model are as follows:

[0006] A current signal detection device comprises a fixed base, an electric telescopic rod is arranged at the top of the fixed base, a protective sleeve is arranged on the outside of the electric telescopic rod, a plurality of ribs connected to the fixed base are arranged on the outside of the protective sleeve, a detection and adjustment component is arranged at the top of the electric telescopic rod, a signal box is arranged at the top of the detection and adjustment component, and a current sensing mechanism is arranged at the inner top of the signal box.

[0007] Furthermore, in order to achieve multi-directional adjustment and limiting of the position of the current sensor and improve the adaptability and accuracy of current signal detection under different working conditions, the detection and adjustment component includes a support plate arranged at the top of the electric telescopic rod, the top of the support plate is provided with an adjusting bottom plate, the top of the adjusting bottom plate is provided with an adjusting middle plate, the top of the adjusting middle plate is provided with an adjusting top plate, the bottom end of the adjusting top plate is provided with a first limiting groove, the top of the adjusting middle plate is provided with a first limiting block matching with the first limiting groove, the bottom end of the adjusting middle plate is provided with a second limiting groove, the top end of the adjusting bottom plate is provided with a second limiting block matching with the second limiting groove, one end of the second limiting block is penetrated by a second adjusting screw, and one side of the adjusting middle plate is provided with a second connecting block matching with the second adjusting screw, one end of the first limiting block is penetrated by a first adjusting screw, and one side of the adjusting top plate is provided with a first connecting block matching with the first adjusting screw.

[0008] Furthermore, in order to ensure that the sensor maintains an appropriate distance from the object to be measured, thereby accurately capturing the current signal generated by the magnetic field and reducing possible current interference, the current sensing mechanism includes a positioning plate arranged at the top inner side of the signal box, a support column is arranged on one side of the top of the positioning plate, a detection arm is arranged on the top of the support column, a clamping groove matching with the support column is provided at the bottom of the detection arm, a guide groove is provided in the middle of the detection arm, a spring connected to the positioning plate is provided on the inner side of the guide groove, a connecting cap is provided at the top of the spring, an eccentric pin shaft is penetrated through one end of the connecting cap, a convex connecting block matching with the connecting cap is sleeved on the outer side of the eccentric pin shaft, a handle is provided at one end of the convex connecting block, and a current signal sensor is provided at one end of the detection arm.

[0009] The beneficial effects of the utility model are:

[0010] 1. The utility model has a scientific and novel structure, adopts an electric telescopic rod and a multi-level detection and adjustment component, which not only realizes the precise adjustment of the height and detection position of the device, but also enhances the overall stability and durability by introducing a protective sleeve and ribs; at the same time, the current sensing mechanism ensures that the non-contact sensor can accurately align with the current signal detection area of ​​the object to be measured by fine-tuning the position of the detection arm. The non-contact design also avoids physical contact with the object to be measured, reduces possible current interference, and thus greatly improves the accuracy and efficiency of detection.

[0011] 2. By setting up a detection and adjustment component, multi-directional adjustment and limiting of the sensor position are achieved. The first adjustment screw and the second adjustment screw are respectively matched with the first limit block and the second limit block. The operator can fine-tune the position of the top plate and the middle plate by rotating the screw, so that the detection device can very accurately adjust the position of the current sensing mechanism to adapt to objects of different shapes and sizes, thereby improving the adaptability of the current signal detection device under different working conditions.

[0012] 3. By setting up the current sensing mechanism, the operator is allowed to fine-tune the position and angle of the detection arm to ensure that the non-contact sensor can accurately align with the current signal detection area of ​​the object being measured; at the same time, the connection cap cooperates with the convex connection block and the spring to provide appropriate force to ensure that the sensor and the object being measured maintain an appropriate distance, thereby accurately capturing the current signal generated by the magnetic field. The non-contact design also avoids physical contact with the object being measured, reduces possible current interference, and enhances the safety of current signal detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a structural schematic diagram of a current signal detection device according to an embodiment of the utility model;

[0015] Figure 2 is a structural schematic diagram of a current signal detection device according to an embodiment of the utility model from another angle;

[0016] Figure 3 It is a structural schematic diagram of a detection and adjustment component in a current signal detection device according to an embodiment of the utility model;

[0017] Figure 4 It is a partial structural schematic diagram of a detection and adjustment component in a current signal detection device according to an embodiment of the utility model;

[0018] Figure 5 It is a structural schematic diagram of a current sensing mechanism in a current signal detection device according to an embodiment of the utility model;

[0019] Figure 6 yes Figure 3 A partial enlarged view of point A in the middle.

[0020] In the figure:

[0021] 1. Fixed base; 2. Electric telescopic rod; 3. Protective sleeve; 4. Rib plate; 5. Detection and adjustment assembly; 501. Support plate; 502. Adjustment bottom plate; 503. Adjustment middle plate; 504. Adjustment top plate; 505. First limit groove; 506. First limit block; 507. Second limit groove; 508. Second limit block; 509. Second adjustment screw; 510. Second connecting block; 511. First adjustment screw; 512. First connecting block; 6. Signal box; 7. Current sensing mechanism; 701. Positioning plate; 702. Support column; 703. Detection arm; 704. Clamping groove; 705. Guide groove; 706. Spring; 707. Connecting cap; 708. Eccentric pin; 709. Convex connecting block; 710. Handle; 711. Non-contact sensor. DETAILED DESCRIPTION

[0022] 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.

[0023] According to an embodiment of the utility model, a current signal detection device is provided.

[0024] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-Figure 6 As shown, the current signal detection device according to the embodiment of the utility model includes a fixed base 1, an electric telescopic rod 2 is arranged at the top of the fixed base 1, a protective sleeve 3 is arranged on the outside of the electric telescopic rod 2, a plurality of ribs 4 connected to the fixed base 1 are arranged on the outside of the protective sleeve 3, a detection and adjustment component 5 is arranged at the top of the electric telescopic rod 2, a signal box 6 is arranged at the top of the detection and adjustment component 5, and a current sensing mechanism 7 is arranged at the inner top of the signal box 6.

[0025] With the aid of the above-mentioned technical scheme of the utility model, the utility model has a scientific and novel structure, adopts an electric telescopic rod 2 and a multi-level detection and adjustment component 5, realizes the precise adjustment of the height and detection position of the device, and the current sensing mechanism 7 ensures that the non-contact sensor 711 can be accurately aligned with the current signal detection area. At the same time, the non-contact design avoids physical contact with the object to be measured, reduces possible current interference, and thus greatly improves the accuracy and efficiency of detection.

[0026] In one embodiment, for the above-mentioned detection and adjustment component 5, the detection and adjustment component 5 includes a support plate 501 arranged at the top end of the electric telescopic rod 2, an adjustment bottom plate 502 is arranged at the top end of the support plate 501, an adjustment middle plate 503 is arranged at the top end of the adjustment bottom plate 502, an adjustment top plate 504 is arranged at the top end of the adjustment middle plate 503, a first limiting groove 505 is provided at the bottom end of the adjustment top plate 504, a first limiting block 506 matching the first limiting groove 505 is provided at the top end of the adjustment middle plate 503, a second limiting groove 507 is provided at the bottom end of the adjustment middle plate 503 (in addition, in specific applications, the opening directions of the first limiting groove 505 and the second limiting groove 507 are perpendicular to each other), a second limiting block 508 matching the second limiting groove 507 is provided at the top end of the adjustment bottom plate 502, and a second adjusting screw 509 is penetrated at one end of the second limiting block 508 (in addition, In specific applications, a thread that cooperates with the second adjusting screw 509 is provided on the inner side of one end of the second limit block 508), and a second connecting block 510 that cooperates with the second adjusting screw 509 is provided on one side of the adjusting middle plate 503 (in addition, in specific applications, the second connecting block 510 is fixedly connected to the adjusting middle plate 503), a first adjusting screw 511 is penetrated by one end of the first limit block 506 (in addition, in specific applications, a thread that cooperates with the first adjusting screw 511 is provided on the inner side of one end of the first limit block 506), and a first connecting block 512 that cooperates with the first adjusting screw 511 is provided on one side of the adjusting top plate 504 (in addition, in specific applications, the first connecting block 512 is fixedly connected to the adjusting top plate 504), thereby realizing multi-directional adjustment and limiting of the position of the current sensor, and improving the adaptability and accuracy of current signal detection under different working conditions.

[0027] The working principle of the detection and adjustment component 5 is as follows: the support plate 501 is installed at the top of the electric telescopic rod 2 to provide a stable support platform for other components. The adjustment bottom plate 502, the adjustment middle plate 503 and the adjustment top plate 504 together constitute a multi-layer adjustment platform. The adjustment top plate 504 can move along the direction of the first limiting groove 505 at the top of the adjusting middle plate 503 with the cooperation of the first limiting groove 505 and the first limiting block 506. The adjustment middle plate 503 can move along the direction of the second limiting groove 507 with the cooperation of the second limiting groove 507 and the second limiting block 508. The first adjusting screw 511 and the second adjusting screw 509 are used in conjunction with the first connecting block 512 and the second connecting block 510 respectively, allowing the operator to fine-tune the position of the adjusting top plate 504 and the adjusting middle plate 503 by rotating the screws, so that the detection and adjustment component 5 can very accurately adjust the position of the current sensing mechanism 7 to adapt to objects of different shapes and sizes.

[0028] In one embodiment, for the above-mentioned current sensing mechanism 7, the current sensing mechanism 7 includes a positioning plate 701 arranged at the top inner side of the signal box 6, a support column 702 is arranged on one side of the top of the positioning plate 701, a detection arm 703 is arranged at the top of the support column 702, a clamping groove 704 matching with the support column 702 is opened at the bottom of the detection arm 703, a guide groove 705 is opened in the middle of the detection arm 703, and a spring 706 connected to the positioning plate 701 is arranged inside the guide groove 705 (in addition, in specific applications, a telescopic rod connected to the connection cap 707 and the positioning plate 701 is arranged in the spring 706 ), a connecting cap 707 is provided at the top of the spring 706, an eccentric pin shaft 708 is penetrated at one end of the connecting cap 707, a convex connecting block 709 matching with the connecting cap 707 is sleeved on the outer side of the eccentric pin shaft 708 (in addition, in specific applications, an eccentric hole matching with the eccentric pin shaft 708 is opened on one side of the convex connecting block 709), a handle 710 is provided at one end of the convex connecting block 709, and a non-contact sensor 711 is provided at one end of the detection arm 703, thereby ensuring that the sensor maintains an appropriate distance from the object to be measured, thereby accurately capturing the current signal generated by the magnetic field and reducing possible current interference.

[0029] In addition, it should be noted that the non-contact sensor 711 includes a sensing head, a signal amplifier, a signal processor and an output interface, wherein the sensing head is used to sense changes in the electromagnetic field in the surrounding environment, and to achieve non-contact detection of the current signal by capturing the electromagnetic field signal generated by the current on the object being measured; the signal amplifier is used to amplify the captured weaker electromagnetic field signal to ensure the clarity of the signal; the signal processor is used to demodulate and encode the amplified signal, and finally convert it into a data format that can be directly analyzed; the output interface is used to transmit the processed signal data to an external display device through the output interface, so as to achieve visual recording and analysis of the current signal. This is a prior art and will not be elaborated here.

[0030] The working principle of the current sensing mechanism 7 is as follows: the positioning plate 701 provides the basic support for the current sensing mechanism 7, the support column 702 and the detection arm 703 constitute the main frame of the current sensing mechanism, the support column 702 provides support, the clamping groove 704 cooperates with the support column 702 to limit the detection arm 703, one end of the detection arm 703 is used to fix the non-contact sensor 711, and at the same time, the guide groove 705 limits the spring 706, and the handle 710 controls the convex connecting block 709 to rotate around the eccentric pin shaft 708. The convex connecting block 709 drives the spring 706 to be pressed down through the connecting cap 707, and the tightness of the spring 706 can be adjusted and fixed. The support column 702 ensures that the non-contact sensor 711 maintains an appropriate distance from the object to be measured, thereby accurately capturing the current signal generated by the magnetic field and reducing possible current interference.

[0031] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0032] In actual application, the electric telescopic rod 2 can adjust the height of the detection device to meet the needs of workers of different heights. The protective sleeve 3 cooperates with the rib plate 4 to provide additional protection for the electric telescopic rod 2. The detection adjustment component 5 can drive the current sensing mechanism 7 to move and fix in the horizontal direction (the working principle of the detection adjustment component 5 is as described above), ensuring that the non-contact sensor 711 is accurately aligned with the current signal detection area. The current sensing mechanism 7 ensures that the sensor and the object to be measured maintain an appropriate distance (the working principle of the current sensing mechanism 7 is as described above), thereby accurately capturing the current signal generated by the magnetic field. The non-contact design also avoids physical contact with the object to be measured, thereby improving the accuracy and efficiency of current signal detection.

[0033] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A current signal detection device, comprising a fixed base (1), characterized in that: An electric telescopic rod (2) is arranged at the top of the fixed base (1), a protective sleeve (3) is arranged on the outside of the electric telescopic rod (2), a plurality of ribs (4) connected to the fixed base (1) are arranged on the outside of the protective sleeve (3), a detection and adjustment component (5) is arranged at the top of the electric telescopic rod (2), a signal box (6) is arranged at the top of the detection and adjustment component (5), and a current sensing mechanism (7) is arranged at the inner top of the signal box (6).

2. A current signal detection device according to claim 1, characterized in that: The detection and adjustment component (5) comprises a support plate (501) arranged at the top end of the electric telescopic rod (2); an adjustment bottom plate (502) is arranged at the top end of the support plate (501); an adjustment middle plate (503) is arranged at the top end of the adjustment bottom plate (502); and an adjustment top plate (504) is arranged at the top end of the adjustment middle plate (503).

3. A current signal detection device according to claim 2, characterized in that: A first limiting groove (505) is provided at the bottom end of the adjusting top plate (504), a first limiting block (506) matching with the first limiting groove (505) is provided at the top end of the adjusting middle plate (503), a second limiting groove (507) is provided at the bottom end of the adjusting middle plate (503), and a second limiting block (508) matching with the second limiting groove (507) is provided at the top end of the adjusting bottom plate (502).

4. A current signal detection device according to claim 3, characterized in that: A second adjusting screw (509) is provided through one end of the second limit block (508), and a second connecting block (510) matched with the second adjusting screw (509) is provided on one side of the adjusting intermediate plate (503); a first adjusting screw (511) is provided through one end of the first limit block (506), and a first connecting block (512) matched with the first adjusting screw (511) is provided on one side of the adjusting top plate (504).

5. The current signal detection device according to claim 1, characterized in that: The current sensing mechanism (7) comprises a positioning plate (701) arranged at the top end of the inner side of the signal box (6), a support column (702) is arranged on one side of the top end of the positioning plate (701), and a detection arm (703) is arranged at the top end of the support column (702).

6. A current signal detection device according to claim 5, characterized in that: The bottom end of the detection arm (703) is provided with a snap-in groove (704) that matches the support column (702), the middle part of the detection arm (703) is provided with a guide groove (705), and the inner side of the guide groove (705) is provided with a spring (706) that is connected to the positioning plate (701).

7. A current signal detection device according to claim 6, characterized in that: A connecting cap (707) is arranged at the top end of the spring (706), an eccentric pin shaft (708) is penetrated through one end of the connecting cap (707), and a convex connecting block (709) matching with the connecting cap (707) is sleeved on the outer side of the eccentric pin shaft (708).

8. A current signal detection device according to claim 7, characterized in that: A handle (710) is provided at one end of the convex connection block (709), and a current signal sensor (711) is provided at one end of the detection arm (703).

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