CN215728455U - Microampere-level small signal detection device capable of resisting strong current interference - Google Patents
Microampere-level small signal detection device capable of resisting strong current interference Download PDFInfo
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- CN215728455U CN215728455U CN202121266125.0U CN202121266125U CN215728455U CN 215728455 U CN215728455 U CN 215728455U CN 202121266125 U CN202121266125 U CN 202121266125U CN 215728455 U CN215728455 U CN 215728455U
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Abstract
The utility model discloses a microampere-level small signal detection device capable of resisting strong current interference, which comprises a box body, wherein a supporting leg is arranged on the inner bottom wall of the box body, a spring plate is arranged at the top of the supporting leg, a workbench is arranged at the top of the spring plate, a protective cover a is arranged at the top of a limiting slide block, and a signal receiver is arranged on the inner bottom wall of the protective cover a. Through the setting of workstation, protection casing a, protection casing b, signal receiver, signal transmitter, driving motor and fan, it is together fixed with protection casing a and protection casing b through the spring splint to move protection casing a to the position of protection casing b, the inside of protection casing a is provided with signal receiver, driving motor drive fan back will driving motor stop work, the size of magnetic field is judged to the signal intensity through signal receiver, the stronger the signal, the stronger the magnetic field, the fan pivoted speed is just faster, the weaker the signal, the weaker the magnetic field, the rotational speed of fan is just slower.
Description
Technical Field
The utility model relates to the technical field of signal detection, in particular to a microampere-level small signal detection device capable of resisting strong current interference.
Background
In the field of electronic technology, "signal detection" refers to sensing, measurement and data acquisition of original signals, and is mainly related to hardware systems, in the field of communication, "signal detection" refers to a process of extracting received signals containing interference noise, and is mainly related to mathematical theories and software algorithms, and in the field of psychology, "signal detection" refers to a system research and test method for solving the problem of response deviation, and mainly focuses on decision-making and judging processes of whether stimulation events occur or not.
The microampere level small signal detection device for resisting strong electric interference in the prior art has the following defects:
1. in the microampere-level small signal detection device resisting strong current interference in the prior art, the signal strength of part of the signal detection devices is difficult to be correctly judged by the interference of external environment when the signal detection devices are used, and the signal detection devices have certain limitation when being used;
2. in the prior art, a microampere-level small-signal detection device resistant to strong current interference is difficult to carry and does not have a certain protection measure when being used, and does not have certain practicability when being used.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a microampere-level small-signal detection apparatus with strong electrical interference resistance, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme that the microampere-level small-signal detection device capable of resisting strong current interference comprises a box body, wherein a supporting leg is arranged on the inner bottom wall of the box body, a spring plate is arranged at the top of the supporting leg, a workbench is arranged at the top of the spring plate, a limiting sliding groove is formed in the middle of the top of the workbench, a limiting sliding block is connected inside the limiting sliding groove in a sliding mode, a protective cover a is arranged at the top of the limiting sliding block, and a signal receiver is arranged on the inner bottom wall of the protective cover a.
Preferably, the middle part at workstation top is provided with protection casing b, the fixed plate is installed to the bottom on protection casing b surface, the threaded hole is seted up on the surface of fixed plate, threaded connection has the bolt in the threaded hole, the opposite side at workstation top is provided with signal transmitter.
Preferably, the top of protection casing a is provided with the spring splint, the fixing base is installed to one side at workstation top, the top of protection casing a is provided with the protection pad.
Preferably, the top of the fixed seat is provided with a driving motor, and the output end of the driving motor is connected with a fan.
Preferably, the inside wall of the box body is provided with a ventilation hole, and one side of the box body is provided with a movable clamp.
Preferably, the surface of the movable clamp is penetrated by a movable sleeve, the surface of the movable sleeve is provided with a tool groove, and the inner side wall of the box body is provided with a moisture-proof pad.
Preferably, one side at box top has the case lid through hinge connection, the surface mounting of case lid has sealed the pad, the surface mounting of box has the kayser, the mid-mounting on box surface has the handle.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the arrangement of the workbench, the protective cover a, the protective cover b, the signal receiver, the signal emitter, the driving motor and the fan, the protective cover a is arranged at the top of the limiting sliding chute by adjusting the position of the limiting sliding block in the limiting sliding chute, the protective cover a is moved to the position of the protective cover b, the protective cover a and the protective cover b are fixed together through the spring clamping plate, the signal receiver is arranged inside the protective cover a, the protective cushion is arranged at the top of the protective cover a, the interference of the external environment on the signal receiver can be prevented, the driving motor stops working after the fan is driven by the driving motor, the size of a magnetic field is judged through the signal strength of the signal receiver, the stronger the magnetic field is, the faster the fan rotates, the weaker the magnetic field is, and the slower the rotating speed of the fan is.
2. According to the utility model, through the arrangement of the sealing gasket, the tool groove, the handle, the vent hole, the spring plate and the moisture-proof pad, dust can be adhered to the interior of the box body when the box body is not used for a long time, the interior of the box body can be wet in humid weather, the water inlet damage of an internal device is caused, the service life is reduced, the arrangement of the sealing gasket can prevent the dust from entering the interior of the box body, so that the signal receiver has weaker received signal in work, the receiving result is inaccurate, the moisture-proof pad can adsorb the water in the box body, the part is prevented from being damaged, the spring plate can play a damping effect when the box body is impacted, and the signal receiver and the signal transmitter are protected to a certain extent.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a schematic perspective view of a workbench according to the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
fig. 4 is a schematic perspective view of the protective cover of the present invention.
In the figure: 1. a box body; 2. supporting legs; 3. a spring plate; 4. a work table; 5. a limiting chute; 6. a limiting slide block; 7. a protective cover a; 8. a signal receiver; 9. a protective cover b; 10. a fixing plate; 11. a bolt; 12. a signal transmitter; 13. a spring clamp plate; 14. a fixed seat; 15. a protective pad; 16. a drive motor; 17. a fan; 18. a vent hole; 19. a movable clamp; 20. a movable sleeve; 21. a tool slot; 22. a moisture-proof pad; 23. a box cover; 24. a gasket; 25. and (4) locking.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, an embodiment of the utility model provides a microampere-level small signal detection device with strong current interference resistance, which comprises a box body 1, wherein a supporting leg 2 is arranged on an inner bottom wall of the box body 1, a spring plate 3 is arranged on the top of the supporting leg 2, a workbench 4 is arranged on the top of the spring plate 3, a limiting sliding chute 5 is arranged in the middle of the top of the workbench 4, a limiting sliding block 6 is connected in the limiting sliding chute 5 in a sliding manner, a protective cover a7 is arranged on the top of the limiting sliding block 6, a signal receiver 8 is arranged on the inner bottom wall of the protective cover a7, a protective cover b9 is arranged in the middle of the top of the workbench 4, a fixing plate 10 is arranged at the bottom of the surface of the protective cover b9, a threaded hole is arranged on the surface of the fixing plate 10, a bolt 11 is connected in the threaded hole in a threaded manner, a signal emitter 12 is arranged on the other side of the top of the workbench 4, the top of the protective cover a7 is provided with a spring clamp 13, one side of the top of the workbench 4 is provided with a fixed seat 14, the top of the protective cover a7 is provided with a protective pad 15, the top of the fixed seat 14 is provided with a driving motor 16, the output end of the driving motor 16 is connected with a fan 17,
the working table 4, the protective cover a7, the protective cover b9, the signal receiver 8, the signal transmitter 12, the driving motor 16 and the fan 17 are arranged, by adjusting the position of the limiting slide block 6 in the limiting slide groove 5, because the protective cover a7 is arranged at the top of the limiting slide block 6, the protective cover a7 is moved to the position of the protective cover b9, the protective cover a7 and the protective cover b9 are fixed together through the spring clamp 13, the signal receiver 8 is arranged inside the protective cover a7, and the protective pad 15 is arranged at the top of the protective cover a7, so that the interference of the external environment on the signal receiver 8 can be prevented, the driving motor 16 stops working after the fan 17 is driven by the driving motor 16, the magnitude of the magnetic field is judged according to the strength of the signal receiver 8, the stronger the signal is, the higher the magnetic field is, the rotating speed of the fan 17 is, the weaker the signal is, the weaker is the magnetic field is, and the rotating speed of the fan 17 is lower;
the inner side wall of the box body 1 is provided with a vent hole 18, one side of the box body 1 is provided with a movable clamp 19, the surface of the movable clamp 19 is penetrated with a movable sleeve 20, the surface of the movable sleeve 20 is provided with a tool groove 21, the inner side wall of the box body 1 is provided with a moisture-proof pad 22, one side of the top of the box body 1 is connected with a box cover 23 through a hinge, the surface of the box cover 23 is provided with a sealing pad 24,
the sealing gasket 24, the tool groove 21, the handle, the vent hole 18, the spring plate 3 and the moisture-proof pad 22 are arranged, when the box body 1 is not used for a long time, dust can be adhered to the inside of the box body 1, the inside of the box body 1 can be wet in humid weather, the water inlet damage of an internal device can be caused, the service life is reduced, the arrangement of the sealing gasket 24 can prevent the dust from entering the inside of the box body 1, so that the signal receiver 8 is weak in receiving signals in working, the receiving result is inaccurate, the moisture-proof pad 22 can adsorb the water in the box body 1, parts are prevented from being damaged, when the box body 1 is impacted, the spring plate 3 can play a role in shock absorption, and a certain protection role is played for the signal receiver 8 and the signal transmitter 12;
the surface of the box body 1 is provided with a clamping lock 25, and the middle part of the surface of the box body 1 is provided with a handle.
In the utility model, the working steps of the device are as follows:
1. through the matching work of the worktable 4, the protective cover a7, the protective cover b9, the signal receiver 8, the signal emitter 12, the driving motor 16 and the fan 17, by adjusting the position of the limiting slide block 6 in the limiting slide groove 5, because the top of the limiting slide block 6 is provided with the protective cover a7, the protective cover a7 is moved to the position of the protective cover b9, the protective cover a7 and the protective cover b9 are fixed together through the spring clamping plate 13, the signal receiver 8 is arranged inside the protective cover a7, the protective pad 15 is arranged at the top of the protective cover a7, the interference of the external environment to the signal receiver 8 can be prevented, the driving motor 16 stops working after the driving motor 16 drives the fan 17, the magnitude of the magnetic field is judged according to the signal intensity of the signal receiver 8, the stronger the signal is, the stronger the magnetic field is, the faster the fan 17 rotates, and the weaker the signal is, the weaker the magnetic field is, the slower the fan 17 rotates;
2. through sealed pad 24, tool groove 21, a handle, ventilation hole 18, the collocation work of spring plate 3 and dampproofing pad 22, box 1 is inside can the adhesion dust when not using for a long time, and can make box 1 inside moist when humid weather, lead to the internal arrangement damage of intaking, life reduces, sealed pad 24's setting can prevent that the dust from getting into box 1 inside and leading to signal receiver 8 weak at the during operation received signal, make the received result inaccurate, dampproofing pad 22 can adsorb the inside water of box 1, prevent damaging the part, spring plate 3 can play absorbing effect when box 1 receives the striking, play certain guard action to signal receiver 8 and signal transmitter 12.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a microampere level small signal detection device of anti strong electric interference, includes box (1), its characterized in that: the inner bottom wall of box (1) is provided with supporting leg (2), the top of supporting leg (2) is provided with spring plate (3), the top of spring plate (3) is provided with workstation (4), spacing spout (5) have been seted up at the middle part at workstation (4) top, the inside sliding connection of spacing spout (5) has spacing slider (6), the top of spacing slider (6) is provided with protection casing a (7), the inner bottom wall of protection casing a (7) is provided with signal receiver (8).
2. A microampere-level small-signal detecting device resistant to strong electric interference according to claim 1, wherein: the middle part at workstation (4) top is provided with protection casing b (9), fixed plate (10) are installed to the bottom on protection casing b (9) surface, the threaded hole has been seted up on the surface of fixed plate (10), threaded hole internal thread is connected with bolt (11), the opposite side at workstation (4) top is provided with signal transmitter (12).
3. A microampere-level small-signal detecting device resistant to strong electric interference according to claim 1, wherein: the top of protection casing a (7) is provided with spring splint (13), fixing base (14) are installed to one side at workstation (4) top, the top of protection casing a (7) is provided with protection pad (15).
4. A microampere-level small-signal detecting device resistant to strong electric interference according to claim 3, wherein: the top of fixing base (14) is provided with driving motor (16), driving motor's (16) output is connected with fan (17).
5. A microampere-level small-signal detecting device resistant to strong electric interference according to claim 1, wherein: the ventilation hole (18) has been seted up to the inside wall of box (1), one side of box (1) is provided with movable clamp (19).
6. A microampere-level small-signal detection device resistant to strong electric interference according to claim 5, wherein: the surface of activity clamp (19) is run through has activity sleeve (20), the surface of activity sleeve (20) is provided with tool groove (21), dampproofing pad (22) is installed to the inside wall of box (1).
7. A microampere-level small-signal detecting device resistant to strong electric interference according to claim 1, wherein: one side at box (1) top has case lid (23) through hinge connection, the surface mounting of case lid (23) has sealed pad (24), the surface mounting of box (1) has kayser (25), the mid-mounting on box (1) surface has the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121266125.0U CN215728455U (en) | 2021-06-07 | 2021-06-07 | Microampere-level small signal detection device capable of resisting strong current interference |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121266125.0U CN215728455U (en) | 2021-06-07 | 2021-06-07 | Microampere-level small signal detection device capable of resisting strong current interference |
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| CN215728455U true CN215728455U (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121266125.0U Active CN215728455U (en) | 2021-06-07 | 2021-06-07 | Microampere-level small signal detection device capable of resisting strong current interference |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114785427A (en) * | 2022-03-09 | 2022-07-22 | 昆山浩兴电子科技有限公司 | Portable WIFI signal detection device |
| CN115388923A (en) * | 2022-09-19 | 2022-11-25 | 嘉兴博创智能传感科技有限公司 | Intelligent sensor with good diamagnetic performance |
-
2021
- 2021-06-07 CN CN202121266125.0U patent/CN215728455U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114785427A (en) * | 2022-03-09 | 2022-07-22 | 昆山浩兴电子科技有限公司 | Portable WIFI signal detection device |
| CN114785427B (en) * | 2022-03-09 | 2024-01-30 | 昆山浩兴电子科技有限公司 | Portable WIFI signal detection device |
| CN115388923A (en) * | 2022-09-19 | 2022-11-25 | 嘉兴博创智能传感科技有限公司 | Intelligent sensor with good diamagnetic performance |
| CN115388923B (en) * | 2022-09-19 | 2023-12-19 | 深圳市威纳智能科技有限公司 | Intelligent sensor with good antimagnetic performance |
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