CN208953121U - Portable noise level monitor - Google Patents
Portable noise level monitor Download PDFInfo
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- CN208953121U CN208953121U CN201821469930.1U CN201821469930U CN208953121U CN 208953121 U CN208953121 U CN 208953121U CN 201821469930 U CN201821469930 U CN 201821469930U CN 208953121 U CN208953121 U CN 208953121U
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- conducting
- level monitor
- noise level
- shell
- battery
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Abstract
The utility model provides a kind of portable noise level monitor, including noise measuring instrument ontology, fixed structure and electrical energy monitoring system, the fixed structure includes: support rod, turntable, connect pedestal, location hole, flexible rope, damping spring, partition and iron sand, turntable is installed above the support rod, the top of the turntable is equipped with connection pedestal, location hole is offered in the middle part of the connection pedestal, the inside of the location hole is equipped with flexible rope, the gap of the noise measuring instrument ontology and shell is equipped with damping spring, the inner bottom of the shell is equipped with partition, the gap of the partition and shell is embedded with iron sand.The utility model has the advantage of be convenient for carrying, noise level monitor can also be rotated when using the noise level monitor, it is convenient and practical, and the battery that the noise level monitor uses has monitoring system, it can be had a try by monitoring system and monitor the electricity of battery, be reminded after electricity is lower than predetermined value.
Description
Technical field
The utility model relates to noise level monitor technical field, specially a kind of portable noise level monitor.
Background technique
Noise level monitor is a kind of instrument being monitored to the noisy industrial site environment of tool, as people are to surrounding
The raising of living and working environment quality requirement, traditional detector are unable to satisfy the demand of measurement gradually, and more favor is in having
Wide dynamic range has the detector of downhole anti-explosion function, and noise level monitor is due to being equipped with spectrum overlapping network, entirely oneself
Momentum journey, frequency signal output, can be used for the detection of underground coal mine and factory and enterprise noise, but existing noise level monitor is simultaneously
Inconvenient to carry and use.
Utility model content
The utility model provides a kind of portable noise level monitor, including shell, noise measuring instrument ontology, fixed structure,
The fixed structure includes:
Support rod, turntable, connection pedestal, location hole, flexible rope, damping spring, partition and iron sand, the support rod it is upper
Side is equipped with turntable, is rotatablely connected between turntable and shell, and the one side that the support rod is located at the shell passes through with shell to be turned
Dynamic structure connection, the top of the turntable is equipped with connection pedestal, offers location hole in the middle part of the connection pedestal, described fixed
The inside in position hole is equipped with flexible rope, and the noise measuring instrument ontology is embedded in the shell and installs with the gap of shell
There is a damping spring, the inner bottom of the shell is equipped with partition, and the gap of the partition and shell is embedded with iron sand.
Further,
It further include electrical energy monitoring system,
The noise measuring instrument ontology (12) is internally provided with battery (7), and electrical energy monitoring system includes:
Observation circuit includes the first conducting device (310), the second conducting device (320), potential device (330) and the first finger
Showing device (340), potential device (330) sets a predetermined value to the remaining capacity of battery (7), when the residue of battery (7)
Electricity is less than potential device (330) control the second conducting device (320) open circuit after this predetermined value, the second conducting device (320)
The first conducting device (310) open circuit is controlled, the first conducting device (310) control the first instruction device (340) stops working；Monitoring
Circuit further includes the second instruction device (350) and control device (360), after first conducting device (310) is breaking, institute
Control device (360) control the second instruction device (350) stated is shown.
Further,
The side of the noise measuring instrument ontology is provided with handle, and the top of noise measuring instrument is provided with display screen, makes an uproar
Sound monitoring sensor and processor, the battery respectively supply display screen, noise monitoring sensor and processor
Electricity.
Further,
First conducting device (310) is including the first conducting resistance, the first turn-on transistor and capacitor is connected, and first
Conducting resistance and the node of conducting capacitor coupling couple battery, and the base stage that capacitor and the first turn-on transistor is connected couples, the
The collector of one conducting resistance and the first turn-on transistor couples, the emitter ground connection of the first turn-on transistor.
Further,
Second conducting device (320) includes the second turn-on transistor and the second conducting resistance, the second three poles of conducting
The base stage of pipe couples the second conducting resistance, and the second conducting resistance and the first conducting device (310) couple, the second turn-on transistor
Emitter couples battery, and the collector of the second turn-on transistor couples the first instruction device (340).
Further,
Potential device (330) includes the first adjusting resistance and second adjusts resistance, and first, which adjusts resistance and second, adjusts electricity
Resistance series connection ground connection, first adjusts resistance and the first conducting device (310) coupling.
Further,
The control device (360) includes relay coil and relay normally closed contact, and relay coil and first refer to
Showing device (340) is arranged in series, and relay normally closed contact is arranged in series with the second instruction device (350).
Further,
The top of the display screen is provided with tempered glass.
The utility model has the advantage of being convenient for carrying, when using the noise level monitor can also by noise level monitor into
Row rotation, it is convenient and practical, and the battery that the noise level monitor uses has monitoring system, can be tried by monitoring system
The electricity of examination monitoring battery, is reminded after electricity is lower than predetermined value.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages can pass through
Structure specifically indicated in the written description, claims, and drawings is achieved and obtained.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the front view of portable noise level monitor；
Fig. 2 is the rearview of portable noise level monitor；
Fig. 3 is the cross-sectional view of portable noise level monitor；
Fig. 4 is the electrical block diagram of monitoring system.
1, shell；2, key；3, display screen；4, handle；5, microphone；6, support rod；7, battery；8, turntable；9, even
Connect pedestal；10, location hole；11, stretch rope；12, noise measuring instrument ontology；13, damping spring；14, partition；15, iron sand；16,
Battery receptacle；310, the first conducting device；320, the second conducting device；330, regulating device；340, the first instruction device；
350, the second instruction device；360, control device.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
The utility model provides a kind of portable noise level monitor, its structural schematic diagram as shown in Figure 1, Figure 2 and Figure 3, packet
Noise measuring instrument ontology 12, fixed structure and electrical energy monitoring system are included, wherein fixed structure includes: support rod 6, turntable 8, connection
Pedestal 9, location hole 10, flexible rope 11, damping spring 13, partition 14 and iron sand 15, the top of the support rod 6 are equipped with turntable
8, the top of the turntable 8 is equipped with connection pedestal 9, and the middle part of the connection pedestal 9 offers location hole 10, the location hole
10 inside is equipped with flexible rope 11, and the gap of the noise measuring instrument ontology 12 and shell 1 is equipped with damping spring 13, institute
The inner bottom for stating shell 1 is equipped with partition 14, and the gap of the partition 14 and shell 1 is embedded with iron sand 15.
The principle of above structure is as follows: may make noise measuring instrument ontology 12 to be able to carry out opposite turn by the way that turntable 8 is arranged
Dynamic, the gap of partition 14 and shell 1, which is embedded with iron sand 15, can make noise measuring instrument ontology 12 be not easy to skew.
The effect of above structure is as follows: the utility model is scientific and reasonable for structure, safe and convenient to use, and turntable 8 is arranged, can be just
In the rotation of shell 1, it can be convenient user's different angle and carry portable noise level monitor, flexible rope 11 is set, can be convenient for
User carries noise level monitor, and is not easy to fall, and damping spring 13 is arranged, can be anti-convenient for anti-vibration protected to noise level monitor
Only collision causes portable noise level monitor damage setting iron sand 15, can use tumbler principle and ajusts noise level monitor sheet
Body, convenient for putting.
Noise measuring instrument ontology 12 is internally provided with battery 7, and monitoring system is as shown in figure 4, monitoring system includes: prison
Slowdown monitoring circuit includes the first conducting device, the second conducting device, potential device and the first instruction device, and potential device is to battery 7
Remaining capacity set a predetermined value, potential device control second is led after the remaining capacity of battery 7 is less than this predetermined value
Exchange device open circuit, the second conducting device control the open circuit of the first conducting device, and the first conducting device, which controls the first instruction device, to be stopped
Work；Observation circuit further includes the second instruction device and control device, after first conducting device is breaking, the control
Device processed controls the second instruction device and is shown.
The principle of above structure is as follows: detection circuit can realize the detection to 7 electricity of battery, when detection device detects
After remaining capacity in battery 7 is less than predetermined value, regulating device 330 controls 320 open circuit of the second conducting device, the second conducting dress
320 the first conducting device of control, 310 open circuit is set, the first conducting device 310 controls the first instruction device 340 and stops working, and first
After 310 open circuit of conducting device, control device 360 controls the second instruction device 350 and is shown.
The effect of above structure is as follows: after detection circuit detects that the electricity in battery 7 is less than predetermined value, first refers to
Show that lamp stops working, the second indicator light lights, and achievees the purpose that user reminding, should be replaced either to battery 7 in time
It charges, and the detection circuit is pure analog circuit, is detected compared to traditional digital circuit to 7 electricity of battery
The step of being reminded is more stable, simply easily realizes.
In in one embodiment, the side of noise measuring instrument ontology 12 is provided with handle 4, and the top of noise measuring instrument is set
It is equipped with display screen 3, noise monitoring sensor and processor, the battery 7 is respectively to display screen 3, noise monitoring sensor
And processor is powered.The top of display screen 3 is provided with tempered glass, and the key 2 of 3 one side of display screen can be to processor
And noise measuring instrument ontology 12 is controlled, and the top of display screen 3 is provided with microphone 5.Under noise measuring instrument ontology 12
Portion is provided with 7 socket of battery for charging to battery 7.
In one embodiment, the first conducting device (310) includes the first conducting resistance, the first turn-on transistor and conducting
The node of capacitor, the first conducting resistance and conducting capacitor coupling couples battery 7, and the base of capacitor and the first turn-on transistor is connected
The collector of pole coupling, the first conducting resistance and the first turn-on transistor couples, the emitter ground connection of the first turn-on transistor.
In one embodiment, the second conducting device (320) include the second turn-on transistor and the second conducting resistance, second
The base stage of turn-on transistor couples the second conducting resistance, and the second conducting resistance and the first conducting device (310) couple, the second conducting
The emitter of triode couples battery 7, and the collector of the second turn-on transistor couples the first instruction device (340).
In one embodiment, potential device (330) includes the first adjusting resistance and second adjusts resistance, and first adjusts electricity
With adjusting resistance series connection with second, first adjusts resistance and the first conducting device (310) coupling for resistance.
In one embodiment, control device (360) includes relay coil and relay normally closed contact, relay coil
It is arranged in series with the first instruction device (340), relay normally closed contact is arranged in series with the second instruction device (350).
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (8)
1. a kind of portable noise level monitor, which is characterized in that including shell (1), noise measuring instrument ontology (12), fixed knot
Structure, the fixed structure include:
Support rod (6), turntable (8), connection pedestal (9), location hole (10), flexible rope (11), damping spring (13), partition (14)
With iron sand (15), it is equipped with turntable (8) above the support rod (6), is rotatablely connected between turntable (8) and shell, the branch
The one side that strut is located at the shell is connect with shell by rotational structure, and the top of the turntable (8) is equipped with connection pedestal
(9), it is offered location hole (10) in the middle part of the connection pedestal (9), the inside of the location hole (10) is equipped with flexible rope
(11), the noise measuring instrument ontology (12) is embedded in the shell (1) and is equipped with damping bullet with the gap of shell (1)
The inner bottom of spring (13), the shell (1) is equipped with partition (14), and the gap of the partition (14) and shell (1) is embedded in
There are iron sand (15).
2. portable noise level monitor according to claim 1, which is characterized in that it further include electrical energy monitoring system,
The noise measuring instrument ontology (12) is internally provided with battery (7), and electrical energy monitoring system includes:
Observation circuit includes the first conducting device (310), the second conducting device (320), potential device (330) and the first instruction dress
It sets (340), potential device (330) sets a predetermined value to the remaining capacity of battery (7), when the remaining capacity of battery (7)
Less than potential device (330) control the second conducting device (320) open circuit after this predetermined value, the second conducting device (320) control
First conducting device (310) open circuit, the first conducting device (310) control the first instruction device (340) stop working；Observation circuit
It further include the second instruction device (350) and control device (360), it is described after first conducting device (310) is breaking
Control device (360) control the second instruction device (350) is shown.
3. portable noise level monitor according to claim 2, which is characterized in that
The side of the noise measuring instrument ontology (12) is provided with handle (4), and the top of noise measuring instrument is provided with display screen
(3), noise monitoring sensor and processor, the battery (7) respectively to display screen (3), noise monitoring sensor and
Processor is powered.
4. portable noise level monitor according to claim 2, which is characterized in that
First conducting device (310) includes the first conducting resistance, the first turn-on transistor and conducting capacitor, the first conducting
Resistance and the node of conducting capacitor coupling couple battery (7), and the base stage that capacitor and the first turn-on transistor is connected couples, and first
The collector of conducting resistance and the first turn-on transistor couples, the emitter ground connection of the first turn-on transistor.
5. portable noise level monitor according to claim 3, which is characterized in that
Second conducting device (320) includes the second turn-on transistor and the second conducting resistance, the second turn-on transistor
Base stage couples the second conducting resistance, and the second conducting resistance and the first conducting device (310) couple, the transmitting of the second turn-on transistor
Pole couples battery (7), and the collector of the second turn-on transistor couples the first instruction device (340).
6. portable noise level monitor according to claim 3, which is characterized in that
Potential device (330) includes the first adjusting resistance and second adjusts resistance, and first, which adjusts resistance and second, adjusts resistance string
Connection ground, first adjusts resistance and the first conducting device (310) coupling.
7. portable noise level monitor according to claim 3, which is characterized in that
The control device (360) includes relay coil and relay normally closed contact, and relay coil and the first instruction fill
It sets (340) to be arranged in series, relay normally closed contact is arranged in series with the second instruction device (350).
8. portable noise level monitor according to claim 3, which is characterized in that
The top of the display screen (3) is provided with tempered glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821469930.1U CN208953121U (en) | 2018-09-07 | 2018-09-07 | Portable noise level monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821469930.1U CN208953121U (en) | 2018-09-07 | 2018-09-07 | Portable noise level monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208953121U true CN208953121U (en) | 2019-06-07 |
Family
ID=66737334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821469930.1U Expired - Fee Related CN208953121U (en) | 2018-09-07 | 2018-09-07 | Portable noise level monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208953121U (en) |
-
2018
- 2018-09-07 CN CN201821469930.1U patent/CN208953121U/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: 20190607 Termination date: 20210907 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |