CN110703340A - Handheld metal detector of high accuracy - Google Patents
Handheld metal detector of high accuracy Download PDFInfo
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- CN110703340A CN110703340A CN201911173595.XA CN201911173595A CN110703340A CN 110703340 A CN110703340 A CN 110703340A CN 201911173595 A CN201911173595 A CN 201911173595A CN 110703340 A CN110703340 A CN 110703340A
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- metal detector
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- detection device
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- 239000002184 metal Substances 0.000 title claims abstract description 43
- 238000001514 detection method Methods 0.000 claims abstract description 38
- 230000006698 induction Effects 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
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- Life Sciences & Earth Sciences (AREA)
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- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention relates to the technical field of metal detection, and discloses a high-precision handheld metal detector which comprises a metal detector, wherein a handle is fixedly arranged on the left side of the metal detector, a sound amplifying port is formed in the right side of the outer wall of the handle, a movable plate is movably arranged in the middle of the outer wall of the handle, a battery bin is fixedly arranged on the left side of the movable plate, a battery cavity is formed in the battery bin, and a battery is movably arranged in the inner cavity of the battery cavity. According to the invention, through the arrangement structure of the second annular fixed block, the sliding groove, the limiting block and the movable block, when the detection sensitivity of the device needs to be improved when the device is used, one side of the second annular fixed block is attached to the outer wall of the first annular fixed block by pulling the movable block, so that the number of turns of the coil is increased, and the magnetic field induction strength of the detection device is improved by increasing the number of turns of the coil.
Description
Technical Field
The invention relates to the technical field of metal detection, in particular to a high-precision handheld metal detector.
Background
The handheld metal detector is a metal detector, is named after a handheld mode due to the use mode, is mainly used for factory burglary prevention, site security inspection and examination room cheating prevention, is more accurate relative to a security inspection door, alarms through electromagnetic induction on metal objects, and has the advantages of being mainly acousto-optic or earphone.
The induction intensity of current hand-held type metal detector is not high at the in-process that uses because of its magnetic field, and its sensitivity needs to be controlled through the elasticity of control ware, lead to its equipment to cause the wrong report or the unusual problem of work when using easily, lead to the effect of its detection not good, and current hand-held type metal detection equipment adopts light and bee calling organ to carry out the police dispatch newspaper mostly when using, this kind can not directly carry out the alarm mode of feeling, receive the interference easily in noisy environment, make the sense of touch dynamics of detection personnel not big, lead to the detection personnel to detect article easily and not in time reflect, we propose a high accuracy hand-held metal detector for this reason.
Disclosure of Invention
The invention provides a high-precision handheld metal detector which has the advantages of changing the strength of a magnetic field, not adjusting the sensitivity of equipment, improving the detection precision, having stronger touch effect, enabling users to feel that the equipment vibrates when the metal is detected, solving the problems that the existing handheld metal detector has low induction strength of the magnetic field in the use process, and the sensitivity of the device needs to be controlled by controlling the tightness of the controller, so that the device is easy to cause the problems of false alarm or abnormal work when in use, the detection effect is poor, in addition, the prior hand-held metal detection equipment mostly adopts light and a buzzer for alarming when in use, which is an alarming mode that can not be felt directly, receive the interference easily in noisy environment, make the detection personnel sense the dynamics of touch little, lead to the detection personnel to detect article easily and the problem that does not in time reflect.
The invention provides the following technical scheme: a high-precision handheld metal detector comprises a metal detector, wherein a handle is fixedly arranged on the left side of the metal detector, a sound amplifying port is formed in the right side of the outer wall of the handle, a movable plate is movably arranged in the middle of the outer wall of the handle, a battery bin is fixedly arranged on the left side of the movable plate, a battery cavity is formed in the battery bin, a battery is movably arranged in the inner cavity of the battery cavity, a driving motor is fixedly arranged in the middle of the inner cavity of the handle, a cam is fixedly connected with an output shaft of the driving motor, a buzzer is fixedly arranged on the right side of the inner cavity of the handle, a wire harness is fixedly connected to one side of the driving motor, the driving motor is electrically connected with the buzzer through the wire harness, a groove is formed in the front left side of the detection device, a switch, an adjusting knob and, the warning lamp is positioned on the right side of the adjusting knob, the front middle part of the detection device is provided with a sound diffusing port, the front right side of the detection device is fixedly provided with an induction block, the left side of the detection device is provided with a through hole, the left side of the inner cavity of the detection device is fixedly provided with a stop block, the right side wall of the stop block is fixedly connected with a mainboard, the right side wall of the mainboard is fixedly connected with another wire harness, the other end of the wire harness is fixedly connected with a first annular fixed block, the periphery of the first annular fixed block is movably provided with a second annular fixed block, the outer walls of the second annular fixed block and the first annular fixed block are both fixedly provided with coils, the bottom of the inner cavity of the detection device is provided with a sliding groove, the right side wall of the second annular fixed block is fixedly connected with a movable rod, and the other, the other end of the movable rod is fixedly connected with a limiting block.
Preferably, the number of the cams is two, the two cams are located on the left side of the driving motor, and the two cams are fixedly connected through a linkage rod.
Preferably, the outer edge of the cam is fixedly connected with the bottom wall of the movable plate, and the distance between the two cams is smaller than the length of the movable plate.
Preferably, the length value and the width value of the second annular fixed block are both greater than those of the first annular fixed block.
Preferably, the number of the sliding grooves is two, and two sliding blocks are fixedly mounted at the bottom of the second annular fixed block.
Preferably, the outer wall of the metal detector is made of a plastic plate.
The invention has the following beneficial effects:
1. this metal detector is handed to high accuracy, through installing the second annular fixed block, the sliding tray, the organizational structure of stopper and movable block, when equipment detectivity need be improved when equipment uses, through the pulling movable block, make one side of second annular fixed block and the outer wall laminating of first annular fixed block, and then increase the number of turns of coil, the number of turns through increasing the coil improves its check out test set's magnetic field induction strength, the device is effectual to have improved the induction strength in magnetic field, the sensitivity that equipment detected has also been improved simultaneously, and it is more convenient to compare current equipment operation.
2. This metal detector is handed to high accuracy installs the cam through the inner chamber at the handle, driving motor and installs the fly leaf at the outer wall of handle, when equipment detects metal object and exists, equipment can drive driving motor and carry out work, and driving motor drives the cam and operates, and then makes the fly leaf up-and-down motion, and the device can make the user in time experience the vibrations of equipment, and then improves user of service's vigilance consciousness, has also improved the practicality of equipment use simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the detection chamber according to the present invention;
FIG. 3 is a schematic view of the structurally driven interior of the present invention.
In the figure: 1. a metal detector; 2. a detection device; 3. a grip; 4. a battery compartment; 5. a movable plate; 6. a sound amplifying port; 7. a switch; 8. a groove; 9. a sound dispersing port; 10. an induction block; 11. a limiting block; 12. a warning light; 13. adjusting a knob; 14. a through hole; 15. a stopper; 16. a main board; 17. a wire harness; 18. a second annular fixed block; 19. a first annular fixed block; 20. a coil; 21. a sliding groove; 22. a movable rod; 23. a battery; 24. a battery cavity; 25. a cam; 26. a drive motor; 27. a buzzer.
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.
Referring to fig. 1-3, a high-precision handheld metal detector comprises a metal detector 1, wherein the outer wall of the metal detector 1 is made of a plastic plate, the weight of the device is reduced, and high-strength plastic is used for preparation, so that the quality of the product is improved, the weight of the product is reduced, the use by a user is convenient, and the practicability of the product is effectively improved, a handle 3 is fixedly installed on the left side of the metal detector 1, a sound amplifying port 6 is formed on the right side of the outer wall of the handle 3, a movable plate 5 is movably installed in the middle of the outer wall of the handle 3, a battery compartment 4 is fixedly installed on the left side of the movable plate 5, a battery cavity 24 is formed inside the battery compartment 4, a battery 23 is movably installed in the inner cavity of the battery cavity 24, a driving motor 26 is fixedly installed in the middle of the inner cavity of the handle 3, a, the device can drive a driving motor 26 to work, the driving motor 26 drives a cam 25 to operate, and further enables a movable plate 5 to move up and down, the device can enable a user to timely feel the vibration of the device, so that the awareness of the user is improved, and meanwhile, the practicability of the device is also improved, the outer edge of the cam 25 is fixedly connected with the bottom wall of the movable plate 5, the distance between the two cams 25 is smaller than the length value of the movable plate 5, the number of the cams 25 is two, the two cams 25 are both positioned on the left side of the driving motor 26, the two cams 25 are fixedly connected through a linkage rod, a buzzer 27 is fixedly installed on the right side of the inner cavity of the handle 3, the device can timely give an alarm when detecting metal objects, the user is reminded, a wiring harness 17 is fixedly connected to one side of the driving motor 26, the driving motor 26 is electrically connected with the buzzer 27 through the wiring harness 17, a switch 7, an adjusting knob 13 and a warning light 12 are fixedly installed in the inner cavity of the groove 8, the adjusting knob 13 is used for controlling the current, the switch 7 is located on the left side of the adjusting knob 13, the warning light 12 is located on the right side of the adjusting knob 13, a sound diffusing port 9 is formed in the middle of the front side of the detection device 2, an induction block 10 is fixedly installed on the right side of the front side of the detection device 2, a through hole 14 is formed in the left side of the detection device 2, a stop block 15 is fixedly installed on the left side of the inner cavity of the detection device 2, a main board 16 is fixedly connected to the right side wall of the stop block 15, another wire harness 17 is fixedly connected to the right side wall of the main board 16, a first annular fixing block 19 is fixedly connected to the other end of the other wire harness 17, a second annular fixing block 18 is movably installed on the periphery of the first annular, also improved the sensitivity that equipment detected simultaneously, and compare current equipment operation more convenient, the length value and the width value of second annular fixed block 18 all are greater than the length value and the width value of first annular fixed block 19, the equal fixed mounting of outer wall of second annular fixed block 18 and first annular fixed block 19 has coil 20, sliding tray 21 has been seted up to the bottom of detection device 2 inner chamber, the quantity of sliding tray 21 has two, the bottom fixed mounting of second annular fixed block 18 has two sliding blocks, the right side wall fixedly connected with movable rod 22 of second annular fixed block 18, movable rod 22's the other end runs through detection device 2's outer wall and extends to detection device 2's outside, movable rod 22's other end fixedly connected with stopper 11.
According to the working principle, the switch 7 is started, the battery 23 starts to output, the first annular fixing block 19 starts to work to generate a magnetic field, when the induction effect of the magnetic field of the equipment cannot reach the standard, the limiting block 11 is pulled, the limiting block 11 drives the movable rod 22 to move, the second annular fixing block 18 is further driven to move along the sliding groove 21, the inner wall of one side of the second annular fixing block 18 is attached to the outer wall of the first annular fixing block 19, when the equipment detects metal, the warning lamp 12 is turned on, the buzzer 27 and the driving motor 26 work simultaneously, and the driving motor 26 drives the cam 25 to work.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a handheld metal detector of high accuracy, includes metal detector (1), its characterized in that: the metal detector comprises a metal detector (1), a handle (3) is fixedly mounted on the left side of the metal detector (1), a sound amplifying port (6) is formed in the right side of the outer wall of the handle (3), a movable plate (5) is movably mounted in the middle of the outer wall of the handle (3), a battery bin (4) is fixedly mounted on the left side of the movable plate (5), a battery cavity (24) is formed in the battery bin (4), a battery (23) is movably mounted in the inner cavity of the battery cavity (24), a driving motor (26) is fixedly mounted in the middle of the inner cavity of the handle (3), a cam (25) is fixedly connected with an output shaft of the driving motor (26), a buzzer (27) is fixedly mounted on the right side of the inner cavity of the handle (3), a wiring harness (17) is fixedly connected with one side of the driving motor (26), and the, the detection device is characterized in that a groove (8) is formed in the front left side of the detection device (2), a switch (7), an adjusting knob (13) and a warning lamp (12) are fixedly mounted in an inner cavity of the groove (8), the switch (7) is located on the left side of the adjusting knob (13), the warning lamp (12) is located on the right side of the adjusting knob (13), a sound diffusing port (9) is formed in the front middle of the detection device (2), an induction block (10) is fixedly mounted on the front right side of the detection device (2), a through hole (14) is formed in the left side of the detection device (2), a stop block (15) is fixedly mounted on the left side of the inner cavity of the detection device (2), a main board (16) is fixedly connected to the right side wall of the stop block (15), another wire harness (17) is fixedly connected to the right side wall of the main board (16), and a first annular fixing block, the utility model discloses a detection device, including first annular fixed block (19), the peripheral movable mounting of first annular fixed block (19) has second annular fixed block (18), the equal fixed mounting of outer wall of second annular fixed block (18) and first annular fixed block (19) has coil (20), sliding tray (21) have been seted up to the bottom of detection device (2) inner chamber, the right side wall fixedly connected with movable rod (22) of second annular fixed block (18), the other end of movable rod (22) runs through the outer wall of detection device (2) and extends to the outside of detection device (2), the other end fixedly connected with stopper (11) of movable rod (22).
2. A high accuracy hand-held metal detector as claimed in claim 1, wherein: the number of the cams (25) is two, the two cams (25) are located on the left side of the driving motor (26), and the two cams (25) are fixedly connected through a linkage rod.
3. A high accuracy hand-held metal detector as claimed in claim 1, wherein: the outer edge of each cam (25) is fixedly connected with the bottom wall of the movable plate (5), and the distance between the two cams (25) is smaller than the length of the movable plate (5).
4. A high accuracy hand-held metal detector as claimed in claim 1, wherein: the length value and the width value of the second annular fixed block (18) are both larger than those of the first annular fixed block (19).
5. A high accuracy hand-held metal detector as claimed in claim 1, wherein: the number of the sliding grooves (21) is two, and two sliding blocks are fixedly mounted at the bottom of the second annular fixed block (18).
6. A high accuracy hand-held metal detector as claimed in claim 1, wherein: the outer wall of the metal detector (1) is made of a plastic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911173595.XA CN110703340B (en) | 2019-11-26 | 2019-11-26 | Handheld metal detector of high accuracy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911173595.XA CN110703340B (en) | 2019-11-26 | 2019-11-26 | Handheld metal detector of high accuracy |
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| CN110703340A true CN110703340A (en) | 2020-01-17 |
| CN110703340B CN110703340B (en) | 2021-06-22 |
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| CN201911173595.XA Active CN110703340B (en) | 2019-11-26 | 2019-11-26 | Handheld metal detector of high accuracy |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57179682A (en) * | 1981-04-30 | 1982-11-05 | Toshiba Corp | Metal detector |
| CN202330740U (en) * | 2011-12-02 | 2012-07-11 | 福州华虹智能科技开发有限公司 | Mining transient electromagnetic apparatus with adjustable transmitting coils |
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| CN203849434U (en) * | 2014-04-30 | 2014-09-24 | 广东安盾实业投资有限公司 | Novel charging-type hand-held metal detector |
| CN204882890U (en) * | 2015-08-07 | 2015-12-16 | 上海申达自动防范系统工程有限公司 | Novel handheld metal detector can fix a position |
| US20170160417A1 (en) * | 2014-03-07 | 2017-06-08 | avaSensor, LLC | Matter detector, sensor and locator device and methods of operation |
| US20170285210A1 (en) * | 2013-08-05 | 2017-10-05 | Costruzioni Elettroniche Industriali Automatismi S .p.A. C.E.I.A. S.P.A. | Portable metal detector |
| CN207301360U (en) * | 2017-07-14 | 2018-05-01 | 江苏建筑职业技术学院 | A kind of portable assembly transient electromagnetic coil device |
| CN109856701A (en) * | 2019-03-27 | 2019-06-07 | 广东慧瀛恒安防设备有限公司 | A kind of hand-held detector |
| US20190280533A1 (en) * | 2018-03-07 | 2019-09-12 | Lg Electronics Inc. | Foreign object detector and wireless charging apparatus |
| CN209607100U (en) * | 2019-03-28 | 2019-11-08 | 湖南生物机电职业技术学院 | A kind of hand-held prior-warning device in traffic safety |
-
2019
- 2019-11-26 CN CN201911173595.XA patent/CN110703340B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57179682A (en) * | 1981-04-30 | 1982-11-05 | Toshiba Corp | Metal detector |
| CN103688192A (en) * | 2011-04-15 | 2014-03-26 | I控制有限合伙公司 | Apparatus and method for detecting electrically conductive items |
| CN202330740U (en) * | 2011-12-02 | 2012-07-11 | 福州华虹智能科技开发有限公司 | Mining transient electromagnetic apparatus with adjustable transmitting coils |
| US20170285210A1 (en) * | 2013-08-05 | 2017-10-05 | Costruzioni Elettroniche Industriali Automatismi S .p.A. C.E.I.A. S.P.A. | Portable metal detector |
| US20170160417A1 (en) * | 2014-03-07 | 2017-06-08 | avaSensor, LLC | Matter detector, sensor and locator device and methods of operation |
| CN203849434U (en) * | 2014-04-30 | 2014-09-24 | 广东安盾实业投资有限公司 | Novel charging-type hand-held metal detector |
| CN204882890U (en) * | 2015-08-07 | 2015-12-16 | 上海申达自动防范系统工程有限公司 | Novel handheld metal detector can fix a position |
| CN207301360U (en) * | 2017-07-14 | 2018-05-01 | 江苏建筑职业技术学院 | A kind of portable assembly transient electromagnetic coil device |
| US20190280533A1 (en) * | 2018-03-07 | 2019-09-12 | Lg Electronics Inc. | Foreign object detector and wireless charging apparatus |
| CN109856701A (en) * | 2019-03-27 | 2019-06-07 | 广东慧瀛恒安防设备有限公司 | A kind of hand-held detector |
| CN209607100U (en) * | 2019-03-28 | 2019-11-08 | 湖南生物机电职业技术学院 | A kind of hand-held prior-warning device in traffic safety |
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Application publication date: 20200117 Assignee: DONGTAI GAOKE TECHNOLOGY INNOVATION PARK Co.,Ltd. Assignor: Jiangsu Chuangqi Testing Technology Co.,Ltd. Contract record no.: X2023980048819 Denomination of invention: A high-precision handheld metal detector Granted publication date: 20210622 License type: Common License Record date: 20231202 |
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