CN209044810U - A kind of alarm - Google Patents
A kind of alarm Download PDFInfo
- Publication number
- CN209044810U CN209044810U CN201821845745.8U CN201821845745U CN209044810U CN 209044810 U CN209044810 U CN 209044810U CN 201821845745 U CN201821845745 U CN 201821845745U CN 209044810 U CN209044810 U CN 209044810U
- Authority
- CN
- China
- Prior art keywords
- shell
- spring
- metal contact
- contact piece
- loudspeaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 claims abstract description 51
- 229910052751 metal Inorganic materials 0.000 claims abstract description 51
- 230000035945 sensitivity Effects 0.000 claims description 19
- 229920003023 plastic Polymers 0.000 claims description 13
- 239000004033 plastic Substances 0.000 claims description 13
- 239000007787 solid Substances 0.000 claims description 2
- 238000003756 stirring Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 206010015535 Euphoric mood Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a kind of alarms, including shell, the inside of the shell is equipped with component chamber, the inner front side of the shell is equipped with speaker chambers, loudspeaker is equipped in the speaker chambers, the left side wall top of the shell is equipped with switch, the inner right side lower part of the shell is equipped with battery, the rear wall of the component chamber is equipped with single-chip microcontroller, when door is knocked, vibration, which reaches corresponding frequencies, makes spring contact plate up-down vibration be in contact with fixed metal contact piece, when receiving within single-chip microcontroller (10-20 seconds) at the appointed time the vibration frequency for reaching default interior range, it issues and instructs to loudspeaker, loudspeaker sounds an alarm sound, it is reminded, achieve the purpose that antitheft, it can be according to the difference of behaviour in service, the adjustable spring susceptibility in position by stirring sliding shoe, difference is generated to reach the different situations of reply Shockproofness or the requirement for shaking number select low-frequency vibration intensity alarm trigger point, to reduce the problem of false triggering is alarmed.
Description
Technical field
The utility model relates to alarm technical field, specific field is household low-frequency vibration inductive theft-proof device.
Background technique
In common alarm, piezoelectric transducer or vibration switch inductor are usually used, piezoelectric transducer can only be felt
High-frequency vibration is answered, low-frequency vibration can not incude or make mistakes；The cost of vibration switch inductor is excessively high；Therefore a kind of low cost is needed
The alarm that can incude low-frequency vibration.
Utility model content
The purpose of this utility model is to provide a kind of alarms, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of alarm, including shell, described outer
The inside of shell is equipped with component chamber, and the inner front side of the shell is equipped with speaker chambers, is equipped with loudspeaker, institute in the speaker chambers
The left side wall top for stating shell is equipped with switch, and the inner right side lower part of the shell is equipped with battery, the rear wall of the component chamber
It is equipped with single-chip microcontroller, the rear wall right end top of the shell is equipped with placed cavity, and the right inner side wall top of the shell is equipped with solid
Determine metal contact piece, and the upper end of fixed metal contact piece puts in placed cavity, the placed cavity is internally connected with sensitive spring assembly,
The sensitivity spring assembly includes that spring anchorage bracket of the placed cavity far from fixed metal contact piece side side wall, the spring is arranged in
The side side wall of fixed frame towards fixed metal contact piece is equipped with one end of sensitive spring, slidably connects on the sensitivity spring
The other end of sliding shoe, the sensitivity spring is equipped with and fixes the spring contact plate that metal contact piece is used cooperatively, the single-chip microcontroller
It is electrically connected with switch, fixed metal contact piece and loudspeaker, the fixed metal contact piece and spring contact plate contact electrical connection, institute
It states battery and switch is electrically connected.
Preferably, the front side wall of the speaker chambers is equipped with multiple through-holes.
Preferably, the switch is toggle switch.
Preferably, the shell is plastic shell, and the spring anchorage bracket is plastics fixed frame.
Preferably, the rear wall of the shell is uniformly provided with T-slot, slidably connects mounting plate on the T-slot.
Preferably, the front side wall of the mounting plate is uniformly provided with T-shaped block, and the rear wall quadrangle of the mounting plate, which is equipped with, inhales
Disk.
Preferably, 3M glue-line is equipped in the middle part of the rear wall of the mounting plate.
Preferably, the output voltage of the battery is 9V.
Compared with prior art, the utility model has the beneficial effects that a kind of alarm, when door is knocked, vibration reaches
Corresponding frequencies make spring contact plate up-down vibration be in contact with fixed metal contact piece, and single-chip microcontroller is at the appointed time (10-20 seconds)
When receiving the vibration frequency for reaching default interior range, issues and instruct to loudspeaker, loudspeaker sounds an alarm sound, mentioned
Wake up, achieve the purpose that it is antitheft, can be according to the difference of behaviour in service, the adjustable spring in position by stirring sliding shoe is sensitive
Degree copes with different situations and generates different shockproofnesses or shake the requirement of number to reach, and selects low-frequency vibration intensity alert
Trigger point is reported, to reduce the problem of false triggering is alarmed.
Detailed description of the invention
Fig. 1 is the schematic front view of the utility model；
Fig. 2 is the left view schematic diagram of the utility model；
Fig. 3 is the schematic internal view of the utility model；
Fig. 4 is the mounting plate, T-shaped block, sucker and 3M glue-line schematic diagram of the utility model；
Fig. 5 is the sensitive spring assembly structural schematic diagram of the utility model；
Fig. 6 is the placed cavity, fixed metal contact piece and sensitive spring assembly structural schematic diagram of the utility model.
In figure: 1- shell, 2- component chamber, 3- speaker chambers, 4- loudspeaker, 5- switch, 6- battery, 7- single-chip microcontroller, 8- are put
Set the fixed metal contact piece of chamber, 9-, 10- sensitivity spring assembly, 1001- spring anchorage bracket, 1002- sensitivity spring, 1003- sliding
Block, 1004- spring contact plate, 11-T shape slot, 12- mounting plate, 13-T shape block, 14- sucker, 15-3M glue-line.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of alarm, including shell 1, the shell
Inside be equipped with component chamber 2, the inner front side of the shell is equipped with speaker chambers 3, is equipped with loudspeaker 4 in the speaker chambers,
The signal issued is connect with fixed metal contact piece when single-chip microcontroller receives spring contact plate, control loudspeaker sounds an alarm sound, institute
The left side wall top for stating shell is equipped with switch 5, and the power supply of switch control alarm is connected to, and the inner right side lower part of the shell is set
There is battery 6, the rear wall of the component chamber is equipped with single-chip microcontroller 7, and the rear wall right end top of the shell is equipped with placed cavity 8,
The right inner side wall top of the shell is equipped with fixed metal contact piece 9, and the upper end of fixed metal contact piece puts in placed cavity, described to put
The sensitive spring assembly 10 that is internally connected with of chamber is set, the sensitivity spring assembly includes setting in the separate fixed metal touching of placed cavity
The side side wall of the spring anchorage bracket 1001 of piece side side wall, the spring anchorage bracket towards fixed metal contact piece is equipped with sensitivity
One end of spring 1002 slidably connects sliding shoe 1003 on the sensitivity spring, the other end of the sensitivity spring be equipped with and
Metal copper material can be selected in the spring contact plate 1004 that fixed metal contact piece is used cooperatively, contact, and when door is knocked, vibration reaches
Corresponding frequencies make spring contact plate up-down vibration be in contact with fixed metal contact piece, and single-chip microcontroller is at the appointed time (10-20 seconds)
When receiving the vibration frequency for reaching default interior range, issues and instruct to loudspeaker, loudspeaker sounds an alarm sound, mentioned
Wake up, achieve the purpose that it is antitheft, can be according to the difference of behaviour in service, the adjustable spring in position by stirring sliding shoe is sensitive
Degree copes with different situations and generates different shockproofnesses or shake the requirement of number to reach, and selects low-frequency vibration intensity alert
Trigger point is reported, the single-chip microcontroller and switch, fixed metal contact piece and loudspeaker are electrically connected, the fixed metal contact piece and spring
Contact chip contact electrical connection, the battery and switch are electrically connected.
Specifically, the front side wall of the speaker chambers is equipped with multiple through-holes, the setting of multiple through-holes makes the sound of loudspeaker
Sound can effectively be spread.
Specifically, the switch is toggle switch, toggle switch is low in cost, and use scope is wide, durable.
Specifically, the shell is plastic shell, the spring anchorage bracket is plastics fixed frame, one side of setting of plastics
Face is light weight, low in cost；It on the other hand is non-conductive.
Specifically, the rear wall of the shell is uniformly provided with T-slot 11, mounting plate is slidably connected on the T-slot
12, mounting plate and the separately positioned of shell can be mounted and dismounted more easily.
Specifically, the front side wall of the mounting plate is uniformly provided with T-shaped block 13.
Specifically, the output voltage of the battery is 9V, packed cell, alkaline battery or others are can be selected in battery case
Battery, packed cell capacity is big, long service life, alkaline storage battery have it is small in size, high mechanical strength, stable operating voltage,
It can heavy-current discharge, long service life and the features such as be suitable for carrying.
Working principle: the anode of the battery of the utility model, switch, single-chip microcontroller and loudspeaker anode be sequentially connected, electricity
The cathode in pond is connected with the cathode of loudspeaker, forms complete circuit, and when door is knocked, vibration, which reaches corresponding frequencies, makes spring
Contact chip is vibrated up and down to be in contact with fixed metal contact piece, and reception in single-chip microcontroller (10-20 seconds) at the appointed time reaches default
It when the vibration frequency of interior range, issues and instructs to loudspeaker, loudspeaker sounds an alarm sound, reminded, and reaches antitheft mesh
, it can be according to the difference of behaviour in service, the adjustable spring susceptibility in position by stirring sliding shoe, to reach reply
Different situations and generate different shockproofnesses or shake number requirement, select low-frequency vibration intensity alarm trigger point, to reduce
The problem of false triggering is alarmed.
Embodiment 2
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of alarm, including shell 1, the shell
Inside be equipped with component chamber 2, the inner front side of the shell is equipped with speaker chambers 3, is equipped with loudspeaker 4 in the speaker chambers,
The signal issued is connect with fixed metal contact piece when single-chip microcontroller receives spring contact plate, control loudspeaker sounds an alarm sound, institute
The left side wall top for stating shell is equipped with switch 5, and the power supply of switch control alarm is connected to, and the inner right side lower part of the shell is set
There is battery 6, the rear wall of the component chamber is equipped with single-chip microcontroller 7, and the rear wall right end top of the shell is equipped with placed cavity 8,
The right inner side wall top of the shell is equipped with fixed metal contact piece 9, and the upper end of fixed metal contact piece puts in placed cavity, described to put
The sensitive spring assembly 10 that is internally connected with of chamber is set, the sensitivity spring assembly includes setting in the separate fixed metal touching of placed cavity
The side side wall of the spring anchorage bracket 1001 of piece side side wall, the spring anchorage bracket towards fixed metal contact piece is equipped with sensitivity
One end of spring 1002 slidably connects sliding shoe 1003 on the sensitivity spring, the other end of the sensitivity spring be equipped with and
Metal copper material can be selected in the spring contact plate 1004 that fixed metal contact piece is used cooperatively, contact, and when door is knocked, vibration reaches
Corresponding frequencies make spring contact plate up-down vibration be in contact with fixed metal contact piece, and single-chip microcontroller is at the appointed time (10-20 seconds)
When receiving the vibration frequency for reaching default interior range, issues and instruct to loudspeaker, loudspeaker sounds an alarm sound, mentioned
Wake up, achieve the purpose that it is antitheft, can be according to the difference of behaviour in service, the adjustable spring in position by stirring sliding shoe is sensitive
Degree copes with different situations and generates different shockproofnesses or shake the requirement of number to reach, and selects low-frequency vibration intensity alert
Trigger point is reported, the single-chip microcontroller and switch, fixed metal contact piece and loudspeaker are electrically connected, the fixed metal contact piece and spring
Contact chip contact electrical connection, the battery and switch are electrically connected.
Specifically, the front side wall of the speaker chambers is equipped with multiple through-holes, the setting of multiple through-holes makes the sound of loudspeaker
Sound can effectively be spread.
Specifically, the switch is toggle switch, toggle switch is low in cost, and use scope is wide, durable.
Specifically, the shell is plastic shell, the spring anchorage bracket is plastics fixed frame, one side of setting of plastics
Face is light weight, low in cost；It on the other hand is non-conductive.
Specifically, the rear wall of the shell is uniformly provided with T-slot 11, mounting plate is slidably connected on the T-slot
12, mounting plate and the separately positioned of shell can be mounted and dismounted more easily.
Specifically, the front side wall of the mounting plate is uniformly provided with T-shaped block 13, the rear wall quadrangle of the mounting plate is equipped with
Alarm can be mounted on window by sucker 14 by sucker.
Specifically, the output voltage of the battery is 9V, packed cell, alkaline battery or others are can be selected in battery case
Battery, packed cell capacity is big, long service life, alkaline storage battery have it is small in size, high mechanical strength, stable operating voltage,
It can heavy-current discharge, long service life and the features such as be suitable for carrying.
Working principle: the anode of the battery of the utility model, switch, single-chip microcontroller and loudspeaker anode be sequentially connected, electricity
The cathode in pond is connected with the cathode of loudspeaker, forms complete circuit, and when door is knocked, vibration, which reaches corresponding frequencies, makes spring
Contact chip is vibrated up and down to be in contact with fixed metal contact piece, and reception in single-chip microcontroller (10-20 seconds) at the appointed time reaches default
It when the vibration frequency of interior range, issues and instructs to loudspeaker, loudspeaker sounds an alarm sound, reminded, and reaches antitheft mesh
, it can be according to the difference of behaviour in service, the adjustable spring susceptibility in position by stirring sliding shoe, to reach reply
Different situations and generate different shockproofnesses or shake number requirement, select low-frequency vibration intensity alarm trigger point, to reduce
Alarm, can be mounted on window by the problem of false triggering is alarmed by sucker.
Embodiment 3
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of alarm, including shell 1, the shell
Inside be equipped with component chamber 2, the inner front side of the shell is equipped with speaker chambers 3, is equipped with loudspeaker 4 in the speaker chambers,
The signal issued is connect with fixed metal contact piece when single-chip microcontroller receives spring contact plate, control loudspeaker sounds an alarm sound, institute
The left side wall top for stating shell is equipped with switch 5, and the power supply of switch control alarm is connected to, and the inner right side lower part of the shell is set
There is battery 6, the rear wall of the component chamber is equipped with single-chip microcontroller 7, and the rear wall right end top of the shell is equipped with placed cavity 8,
The right inner side wall top of the shell is equipped with fixed metal contact piece 9, and the upper end of fixed metal contact piece puts in placed cavity, described to put
The sensitive spring assembly 10 that is internally connected with of chamber is set, the sensitivity spring assembly includes setting in the separate fixed metal touching of placed cavity
The side side wall of the spring anchorage bracket 1001 of piece side side wall, the spring anchorage bracket towards fixed metal contact piece is equipped with sensitivity
One end of spring 1002 slidably connects sliding shoe 1003 on the sensitivity spring, the other end of the sensitivity spring be equipped with and
Metal copper material can be selected in the spring contact plate 1004 that fixed metal contact piece is used cooperatively, contact, and when door is knocked, vibration reaches
Corresponding frequencies make spring contact plate up-down vibration be in contact with fixed metal contact piece, and single-chip microcontroller is at the appointed time (10-20 seconds)
When receiving the vibration frequency for reaching default interior range, issues and instruct to loudspeaker, loudspeaker sounds an alarm sound, mentioned
Wake up, achieve the purpose that it is antitheft, can be according to the difference of behaviour in service, the adjustable spring in position by stirring sliding shoe is sensitive
Degree copes with different situations and generates different shockproofnesses or shake the requirement of number to reach, and selects low-frequency vibration intensity alert
Trigger point is reported, the single-chip microcontroller and switch, fixed metal contact piece and loudspeaker are electrically connected, the fixed metal contact piece and spring
Contact chip contact electrical connection, the battery and switch are electrically connected.
Specifically, the front side wall of the speaker chambers is equipped with multiple through-holes, the setting of multiple through-holes makes the sound of loudspeaker
Sound can effectively be spread.
Specifically, the switch is toggle switch, toggle switch is low in cost, and use scope is wide, durable.
Specifically, the shell is plastic shell, the spring anchorage bracket is plastics fixed frame, one side of setting of plastics
Face is light weight, low in cost；It on the other hand is non-conductive.
Specifically, the rear wall of the shell is uniformly provided with T-slot 11, mounting plate is slidably connected on the T-slot
12, mounting plate and the separately positioned of shell can be mounted and dismounted more easily.
It, can will be antitheft by the viscosity of 3M glue specifically, be equipped with 3M glue-line 15 in the middle part of the rear wall of the mounting plate
Device is installed on arbitrary plane position.
Specifically, the output voltage of the battery is 9V, packed cell, alkaline battery or others are can be selected in battery case
Battery, packed cell capacity is big, long service life, alkaline storage battery have it is small in size, high mechanical strength, stable operating voltage,
It can heavy-current discharge, long service life and the features such as be suitable for carrying.
Working principle: the anode of the battery of the utility model, switch, single-chip microcontroller and loudspeaker anode be sequentially connected, electricity
The cathode in pond is connected with the cathode of loudspeaker, forms complete circuit, and when door is knocked, vibration, which reaches corresponding frequencies, makes spring
Contact chip is vibrated up and down to be in contact with fixed metal contact piece, and reception in single-chip microcontroller (10-20 seconds) at the appointed time reaches default
It when the vibration frequency of interior range, issues and instructs to loudspeaker, loudspeaker sounds an alarm sound, reminded, and reaches antitheft mesh
, it can be according to the difference of behaviour in service, the adjustable spring susceptibility in position by stirring sliding shoe, to reach reply
Different situations and generate different shockproofnesses or shake number requirement, select low-frequency vibration intensity alarm trigger point, to reduce
Alarm, can be installed on arbitrary plane position by the viscosity of 3M glue by the problem of false triggering is alarmed.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of alarm, including shell (1), it is characterised in that: the inside of the shell (1) is equipped with component chamber (2), described outer
The inner front side of shell (1) is equipped with speaker chambers (3), is equipped with loudspeaker (4) in the speaker chambers (3), a left side for the shell (1)
Side wall upper part is equipped with switch (5), and the inner right side lower part of the shell (1) is equipped with battery (6), the rear side of the component chamber (2)
Wall is equipped with single-chip microcontroller (7), and the rear wall right end top of the shell (1) is equipped with placed cavity (8), in the right side of the shell (1)
Side wall upper part is equipped with fixed metal contact piece (9), and the upper end of fixed metal contact piece (9) puts in placed cavity (8), the placed cavity
(8) be internally connected with sensitive spring assembly (10), the sensitivity spring assembly (10) include setting in placed cavity (8) far from solid
Determine the spring anchorage bracket (1001) of metal contact piece (9) side side wall, the fixed metal contact piece of spring anchorage bracket (1001) direction
(9) side side wall is equipped with one end of sensitive spring (1002), slidably connects sliding shoe on the sensitivity spring (1002)
(1003), the other end of the sensitive spring (1002) is equipped with and fixes the spring contact plate that metal contact piece (9) is used cooperatively
(1004), the single-chip microcontroller (7) and switch (5), fixed metal contact piece (9) and loudspeaker (4) are electrically connected, the fixed metal
Contact (9) and spring contact plate (1004) contact electrical connection, the battery (6) and switch (5) are electrically connected.
2. a kind of alarm according to claim 1, it is characterised in that: the front side wall of the speaker chambers (3) is equipped with more
A through-hole.
3. a kind of alarm according to claim 1, it is characterised in that: the switch (5) is toggle switch.
4. a kind of alarm according to claim 1, it is characterised in that: the shell (1) is plastic shell, the spring
Fixed frame (1001) is plastics fixed frame.
5. a kind of alarm according to claim 1, it is characterised in that: the rear wall of the shell (1) is uniformly provided with T shape
Slot (11) slidably connects mounting plate (12) on the T-slot (11).
6. a kind of alarm according to claim 5, it is characterised in that: the front side wall of the mounting plate (12) is uniformly provided with
The rear wall quadrangle of T-shaped block (13), the mounting plate (12) is equipped with sucker (14).
7. a kind of alarm according to claim 5, it is characterised in that: be equipped in the middle part of the rear wall of the mounting plate (12)
3M glue-line (15).
8. a kind of alarm according to claim 1, it is characterised in that: the output voltage of the battery (6) is 9V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821845745.8U CN209044810U (en) | 2018-11-09 | 2018-11-09 | A kind of alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821845745.8U CN209044810U (en) | 2018-11-09 | 2018-11-09 | A kind of alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209044810U true CN209044810U (en) | 2019-06-28 |
Family
ID=67041790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821845745.8U Expired - Fee Related CN209044810U (en) | 2018-11-09 | 2018-11-09 | A kind of alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209044810U (en) |
-
2018
- 2018-11-09 CN CN201821845745.8U patent/CN209044810U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |