CN206609613U - Gear-box abnormal sound detection means - Google Patents
Gear-box abnormal sound detection means Download PDFInfo
- Publication number
- CN206609613U CN206609613U CN201621491153.1U CN201621491153U CN206609613U CN 206609613 U CN206609613 U CN 206609613U CN 201621491153 U CN201621491153 U CN 201621491153U CN 206609613 U CN206609613 U CN 206609613U
- Authority
- CN
- China
- Prior art keywords
- detection means
- gear
- display
- erecting bed
- controller
- 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
Landscapes
- Emergency Alarm Devices (AREA)
Abstract
A kind of gear-box abnormal sound detection means, including erecting bed, detection means, control device, display device and warning device.Installed part is provided with erecting bed, installed part is provided with inserting groove；Detection means includes plug division, Universal pipe, voice collection device, camera device, blue-tooth device and rechargeable battery, and plug division is plugged in inserting groove, and voice collection device and camera device are connected by being located in the data wire of Universal pipe with blue-tooth device；Control device is arranged on the side of erecting bed, and control device includes controller, memory, power supply module and housing, and controller is electrically connected with memory and power supply module respectively, controller also with blue-tooth device wireless connection；Display device includes display and display support, and display is connected with controller communication；Warning device includes alarm and warning support, and alarm is connected with controller communication.Said gear case abnormal sound detection means, simple in construction, cost is relatively low, easy to operate.
Description
Technical field
The utility model is related to the technical field of mechanical structure, more particularly to a kind of gear-box abnormal sound detection means.
Background technology
Because the unreasonable of gear backlash can produce rotation dumb, noise is excessive, temperature mistake in practical set
High phenomenon.In gear-box assembling process the unreasonable of gear-box backlash, tooth can be also produced with assembling the unqualified of parts
The size of wheel engagement can not only influence the service life of complete machine, but also can produce substantial amounts of noise when in use, in life
It is difficult directly to detect that some gear-box produces the size of noise under the conditions of production.How to ensure that each gear-box has preferable
Service life detects it is necessary to produce noise to the gear-box assembled.
At present, the gear-box abnormal sound detection means of in the market due to its structure it is more complicated, expensive so only applying
In laboratory or inspection center, and in the production of actual gear case due to said gear case abnormal sound detection means use cost compared with
It is high, it has to abandon the detection to gear-box ratcheting noise, therefore bad gear-box is in actual applications to consumer and gear
The case producer brings huge loss, and those of ordinary skill in the art are highly desirable to possess a kind of simple in construction, operation side
Just, the gear-box abnormal sound detection means that use cost is relatively low and accuracy of detection is higher.
Utility model content
Based on this, it is necessary to for gear-box abnormal sound detection means structure is more complicated, inconvenient operation, use cost
There is provided a kind of simple in construction, easy to operate, relatively low gear-box abnormal sound detection means of use cost for high technical problem.
A kind of gear-box abnormal sound detection means, the gear-box abnormal sound detection means includes erecting bed, detection means, control dress
Put, display device and warning device.Installed part is provided with the erecting bed, the installed part is provided with inserting groove；The inspection
Surveying device includes plug division, Universal pipe, voice collection device, camera device, blue-tooth device and rechargeable battery, the plug division
It is plugged in the inserting groove, the blue-tooth device and the rechargeable battery are arranged on the plug division, described universal
The first end of pipe is connected with the plug division, the second end of the Universal pipe respectively with the voice collection device and the shooting
Device is connected, and the voice collection device and the camera device are also respectively by being located in data wire and the institute of the Universal pipe
Blue-tooth device connection is stated, the rechargeable battery is filled with the voice collection device, the camera device and the bluetooth respectively
Put electric connection；The control device includes controller, memory, power supply module and housing, and the housing is arranged on the peace
On the side for filling platform, the controller, the memory and the power supply module are arranged at the enclosure interior, the control
Device is electrically connected with the memory and the power supply module respectively, the controller also with the blue-tooth device wireless connection；
The display device includes display and display support, and one end of the display support is arranged on the erecting bed, described aobvious
Show that the other end of support is connected with the display, the display is connected with the controller communication；The warning device bag
Alarm and warning support are included, one end of the warning support is arranged on the erecting bed, the other end of the warning support
It is connected with the alarm, the alarm is connected with the controller communication.
In one of the embodiments, the installed part is shaped as L-type.
In one of the embodiments, the quantity of the installed part is multiple, between multiple installed parts are linearly uniform
Every being arranged on the erecting bed.
In one of the embodiments, the quantity of the installed part is multiple, multiple installed parts in matrix it is uniform between
Every being arranged on the erecting bed.
In one of the embodiments, the voice collection device surface is provided with spongy layer.
In one of the embodiments, the warning device is audible-visual annunciator.
In one of the embodiments, the Universal pipe is plastic tube.
Said gear case abnormal sound detection means, by the way that detection means, control device, display device and warning device are installed
On erecting bed, it is simple in construction, be convenient for carrying, use cost it is relatively low, make equipment inspection that is various large-scale or being inconvenient to move
Survey and more facilitate.By the position and direction for the Universal pipe for adjusting detection means, make voice collection device and camera device close
Image letter in the noise reduction sent in gear-box, voice collection device collection gear-box, camera device collection moving process
Number, noise reduction and picture signal are transferred in controller, and controller is normal in the memory prestored by comparing
Voice signal and noise reduction, you can show whether the sound sent in gear-box is abnormal, when having abnormal, in warning device
Alarm sends abnormal alarm sound and abnormal concrete condition is shown on the display of display device, easy to operate.In addition, control
Picture signal is delivered on display by device processed, is effectively monitored the motion process of voice collection device, is accurately adopted sound
Acquisition means are stopped on predeterminated position, and accuracy of detection is higher.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment middle gear case abnormal sound detection means；
Fig. 2 is the structural representation of erecting bed in one embodiment；
Fig. 3 is the structural representation of detection means in one embodiment；
Fig. 4 is that detection means in one embodiment, control device, the circuit principle structure of display device and warning device show
It is intended to；
Fig. 5 is the structural representation of detection means in one embodiment；
Fig. 6 is the structural representation of another embodiment middle gear case abnormal sound detection means；
Fig. 7 is the structural representation of erecting bed in another embodiment.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings to this
The embodiment of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be implemented with being much different from other manner described here, this area
Technical staff can do similar improvement in the case of without prejudice to the utility model intension, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ",
The orientation or position relationship of the instruction such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on shown in the drawings
Orientation or position relationship, are for only for ease of description the utility model and simplify description, rather than indicate or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected to by intermediary, can be two
The connection of element internal or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the common skill of this area
For art personnel, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features are directly contacted, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or there can also be an element placed in the middle.When an element is considered as " connection " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.Term as used herein " vertically ", " level
", " on ", " under ", "left", "right" and similar statement for illustrative purposes only, it is unique implement to be not offered as
Mode.
For example, a kind of gear-box abnormal sound detection means, the gear-box abnormal sound detection means include erecting bed, detection means,
Control device, display device and warning device.Installed part is provided with erecting bed, installed part is provided with inserting groove；Detection means
Including plug division, Universal pipe, voice collection device, camera device, blue-tooth device and rechargeable battery, plug division is plugged in grafting
In groove, blue-tooth device and rechargeable battery are arranged on plug division, and the first end of Universal pipe is connected with plug division, Universal pipe
Second end is connected with voice collection device and camera device respectively, and voice collection device and camera device are also respectively by being located in
The data wire of Universal pipe is connected with blue-tooth device, rechargeable battery respectively with voice collection device, camera device and blue-tooth device
It is electrically connected with；Control device includes controller, memory, power supply module and housing, and housing is arranged on the side of erecting bed, controls
Device processed, memory and power supply module are arranged at enclosure interior, and controller is electrically connected with memory and power supply module respectively, control
Device processed also with blue-tooth device wireless connection；Display device includes display and display support, and one end of display support is arranged on peace
Fill on platform, the other end of display support is connected with display, and display is connected with controller communication；Warning device includes alarm
And warning support, one end of warning support is arranged on erecting bed, and the other end of warning support is connected with alarm, alarm with
Controller communication is connected.
Referring to Fig. 1, for example, a kind of gear-box abnormal sound detection means 10 includes erecting bed 110, detection means 120, control
Device 130, display device 140 and warning device 150, detection means 120, control device 130 and display device 140 are arranged on peace
Fill on platform 110, detection means 120 and display device 140 are connected with the communication of control device 130 respectively.For example, detection means 120
And display device 140 is connected with control device 130 using wire communication respectively.So, detection means and display device and control
Connection between device is relatively stablized.For example, detection means 120 and display device 140 use channel radio with control device 130 respectively
News connection.So, the connection between detection means and display device and control device is without by cable, structure is relatively simple,
It can also avoid breaking down because of cable problem simultaneously.
Wherein, erecting bed 110 is used to installing and carrying detection means 120 and control device 130.For example, section of erecting bed
Face is circle.For example, the section of erecting bed is square.For example, each corner of square erecting bed has rounded corners.For example,
Erecting bed is solid construction.So, the weight capacity of erecting bed is stronger.For example, erecting bed is hollow-core construction, erecting bed is by difference
Plate be spliced.So, the lighter in weight of erecting bed, it is easy to carry.Detection means 120 is used to detect whether gear-box is deposited
In abnormal sound situation.Control device 130 be used for control detection means 120 gear-box is detected and to the result of detection at
Reason.Display device 140 is used to show operating process and testing result.
Referring to Fig. 2, for example, being provided with installed part 111 on erecting bed 110, installed part 111 is provided with inserting groove 1111,
That is, installed part 111 is formed with inserting groove 1111 with erecting bed 110.Installed part 111 is used for installation detecting device, makes inspection
Survey device and realize detachable install.For example, installed part is shaped as U-shaped.So, make detection means firm when being arranged on erecting bed
Gu.For example, installed part is shaped as L-type.So, make detection means is convenient when being arranged on erecting bed to dismantle.
Fig. 3 and Fig. 4 is referred to, for example, detection means 120 includes plug division 121, Universal pipe 122, voice collection device
123rd, camera device 124 and blue-tooth device 125 and rechargeable battery 126.Plug division 121 is plugged in above-mentioned inserting groove.So,
Detection means is easily installed on erecting bed, easily can also be dismantled from erecting bed.For example, plug division is square
Plate, the height of square plate is equal with the height of inserting groove.So, plug division can tively firm be plugged in inserting groove
In.Blue-tooth device 125 and rechargeable battery 126 are arranged on plug division 121.The first end of Universal pipe 122 and plug division 121
Connection, the second end of Universal pipe 122 is connected with voice collection device 123 and camera device 124 respectively.For example, Universal pipe is modeling
Expect flexible pipe.For example, Universal pipe is flange-connection stainless steel metal flexible pipe.For example, Universal pipe is wired hose.So, using flexible pipe and sound
Harvester connection can make voice collection device gather noise reduction close to gear-box toward the diverse location motion of different directions.
Voice collection device 123 and camera device 124 are also connected by being located in the data wire of Universal pipe 122 with blue-tooth device 125 respectively
Connect.So, the acoustic information of voice collection device collection and the video information of camera device can be transmitted by blue-tooth device.Example
Such as, voice collection device is microphone.Rechargeable battery 126 respectively with voice collection device 123, camera device 124 and bluetooth
Device 125 is electrically connected with.So, as long as giving rechargeable battery charging, rechargeable battery is made there are enough electricity, you can to make sound
Harvester, camera device and Bluetooth device operation.
Fig. 1 and Fig. 4 is referred to, for example, control device 130 is arranged on the side of erecting bed 110.Control device 130 is wrapped
Controller 131, memory 132, power supply module 133 and housing 134 are included, housing 134 is arranged on the side of erecting bed 110, example
Such as, housing 134 is arranged on the vertical side in the surface of the erecting bed 110 of erecting bed 110.Controller 131, memory 132 and
Power supply module 133 is arranged inside housing 134, and controller 131 is electrically connected with memory 132 and power supply module 133 respectively,
Controller 131 also with the wireless connection of blue-tooth device 125.For example, controller 131 is wireless by bluetooth module and blue-tooth device 125
Connection.For example, display device 140 includes display 141 and display support 142, one end of display support 142 is arranged on erecting bed
On 110, the other end of display support 142 is connected with display 141, and display 141 is connected with the communication of controller 131.Alarm dress
Putting 150 includes alarm 151 and warning support 152, and one end of warning support 152 is arranged on the erecting bed 110, alarm branch
The other end of frame 152 is connected with alarm 151, and alarm 151 is connected with the communication of controller 131.For example, alarm 151 is sound
Light crossing-signal.So, can be abnormal by sound and the common alarm of light when being in very noisy detection environment.
Said gear case abnormal sound detection means 10, by by detection means 120, control device 130, display device 140 and
Warning device 150 is arranged on erecting bed 110, is adjusted the position and direction of the Universal pipe 122 of detection means 120, is adopted sound
The noise reduction that acquisition means 123 and camera device 124 are sent in gear-box, the collection gear-box of voice collection device 123, takes the photograph
As the picture signal in the collection moving process of device 124, noise reduction and picture signal are transferred in controller 131, controller
131 by comparing normal voice signal and noise reduction in the memory 132 prestored, you can draws in gear-box and sends out
Whether the sound gone out is abnormal, when having abnormal, and the alarm 151 in warning device 150 sends abnormal alarm sound and in display dress
Abnormal concrete condition is shown on the display 141 for putting 140, in addition, picture signal is delivered to display 141 by controller 131
On, the motion process of voice collection device 123 is effectively monitored, voice collection device 123 is accurately stopped at into predeterminated position
On.
In order to more accurately determine the position of voice collection device, for example, referring to Fig. 5, detection means 120 is gone back
Including light fixture 127.Light fixture 127 is sheathed on the second end of Universal pipe 122 and neighbouring voice collection device 123, illumination
Component 127 is also connected by being located in the data wire of Universal pipe 122 with blue-tooth device 125, and rechargeable battery 126 and illumination group
Part 127 is electrically connected with.So, in the presence of light fixture, image information that camera device is collected is accurate, even if into machine
The dark part such as device bottom, can also accurately grasp the positional information of voice collection device and the position between gear-box is closed
System, can adjust Universal pipe makes voice collection device rationally be contacted with gear-box, makes accuracy of detection higher, and sound collection is filled
Put and protected.For example, light fixture 127 includes the LED of some interconnections, some LEDs are set around Universal pipe.This
Sample, the illumination zone increase of light fixture, can be irradiated to various corners.For example, some LEDs are connected in parallel with each other setting.
So, independent LED, which is damaged, does not interfere with the luminous of other LEDs.For example, each LED is OLED lamps.In order to avoid tooth
The foreign matters such as the dust on roller box are dropped to influence the noise reduction result collected in voice collection device, for example, referring to
Fig. 6, gear-box abnormal sound detection means also includes cleaning device 160.Cleaning device 160 include channel washer 161, polish brush 162 and
Micro motor, one end of channel washer 161 is arranged on erecting bed 110, and the other end of channel washer 161 is connected with micro motor, micro-
The rotor of type motor is connected with polish brush 162, and micro motor is also connected by power line with rechargeable battery.So, Ke Yi
Voice collection device is first cleaned out the foreign matters such as the dust on the surface of gear-box with cleaning device before gear-box, with
Prevent the foreign matters such as dust from falling into voice collection device, block voice collection device, influence the noise reduction result collected,
Voice collection device can be protected in addition, protect the performance of voice collection device.For example, power line is embedded in channel washer
In.So, power line can be played a protective role.For example, channel washer is spiral circle mast.For example, spiral circle mast is silicon
What glue material was made.So, the position and direction of polish brush can be adjusted by adjusting channel washer.For example, channel washer is to stretch
The draw.So, when erecting bed is fixed, by stretching channel washer polish brush can be made to enter narrow or have an obstacle
Place.For example, the surface of polish brush has corrugated texture structure.So, the surface of out-of-flatness is adapted to during cleaning.
In order that voice collection device more can be inconvenient to the place that enters close to workbench, for example, referring to figure
7, the quantity of installed part 111 is multiple.For example, the linear uniform intervals of multiple installed parts 111 are arranged in erecting bed 110
On.For example, multiple installed parts 111 are arranged on erecting bed 110 in matrix uniform intervals.So, when workbench is inconvenient
During close to the gear-box of machinery equipment etc., voice collection device can be made by the way that plug division is plugged in different installation positions
Most suitable position can be selected, more close to gear-box, more accurate noise reduction is collected.
In order to protect sound detection device, for example, voice collection device surface is provided with spongy layer.So, by sound
It when harvester is close to gear-box, can prevent sound detection device from being contacted with gear-box by spongy layer, damage sound detection
The surface of device.For example, the second end of Universal pipe is provided with keeper, the distance at the end of end distance second of keeper is more than sound
The distance at the end of end distance second of sound harvester.So, by keeper, voice collection device can be prevented to continue to move
Bump against to gear-box.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (7)
1. a kind of gear-box abnormal sound detection means, it is characterised in that including：Erecting bed, detection means, control device, display dress
Put and warning device；
Installed part is provided with the erecting bed, the installed part is provided with inserting groove；
The detection means includes plug division, Universal pipe, voice collection device, camera device, blue-tooth device and rechargeable battery,
The plug division is plugged in the inserting groove, and the blue-tooth device and the rechargeable battery are arranged at the plug division
On, the first end of the Universal pipe is connected with the plug division, and the second end of the Universal pipe is filled with the sound collection respectively
Put and camera device connection, the voice collection device and the camera device are also respectively by being located in the Universal pipe
Data wire be connected with the blue-tooth device, the rechargeable battery respectively with the voice collection device, the camera device
And the blue-tooth device is electrically connected with；
The control device includes controller, memory, power supply module and housing, and the housing is arranged on the side of the erecting bed
On face, the controller, the memory and the power supply module are arranged at the enclosure interior, the controller respectively with
The memory and the power supply module are electrically connected with, the controller also with the blue-tooth device wireless connection；
The display device includes display and display support, and one end of the display support is arranged on the erecting bed, institute
The other end for stating display support is connected with the display, and the display is connected with the controller communication；
The warning device includes alarm and warning support, and one end of the warning support is arranged on the erecting bed, institute
The other end for stating warning support is connected with the alarm, and the alarm is connected with the controller communication.
2. gear-box abnormal sound detection means according to claim 1, it is characterised in that the installed part is shaped as L-type.
3. gear-box abnormal sound detection means according to claim 1, it is characterised in that the quantity of the installed part is many
Individual, multiple linear uniform intervals of installed part are arranged on the erecting bed.
4. gear-box abnormal sound detection means according to claim 1, it is characterised in that the quantity of the installed part is many
Individual, multiple installed parts are arranged on the erecting bed in matrix uniform intervals.
5. gear-box abnormal sound detection means according to claim 1, it is characterised in that the voice collection device surface is set
It is equipped with spongy layer.
6. gear-box abnormal sound detection means according to claim 1, it is characterised in that the warning device is sound and light alarm
Device.
7. gear-box abnormal sound detection means according to claim 1, it is characterised in that the Universal pipe is plastic tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621491153.1U CN206609613U (en) | 2016-12-31 | 2016-12-31 | Gear-box abnormal sound detection means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621491153.1U CN206609613U (en) | 2016-12-31 | 2016-12-31 | Gear-box abnormal sound detection means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206609613U true CN206609613U (en) | 2017-11-03 |
Family
ID=60172372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621491153.1U Expired - Fee Related CN206609613U (en) | 2016-12-31 | 2016-12-31 | Gear-box abnormal sound detection means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206609613U (en) |
-
2016
- 2016-12-31 CN CN201621491153.1U patent/CN206609613U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104317295B (en) | Converter station valve hall intelligent inspection robot system based on combined track | |
| WO2018053984A1 (en) | Path navigation method for robot running on rectangular slope | |
| CN206269035U (en) | A kind of car networking road lamp device and system | |
| CN102722160A (en) | System for monitoring iron tower | |
| CN111050516A (en) | Household appliance function detection device based on Internet of things and operating system thereof | |
| CN108760038A (en) | A kind of building site noise-monitoring equipment | |
| CN206609613U (en) | Gear-box abnormal sound detection means | |
| CN206378197U (en) | Plant equipment cacophonia diagnostic alarms device | |
| CN208687228U (en) | A kind of detecting robot of pipe of fixed work | |
| CN206378193U (en) | Gearbox abnormal sound detection means | |
| CN104469108B (en) | Mobile camera with off-axis slip ring assembly | |
| CN215300738U (en) | Monitoring devices for building security protection convenient to maintain | |
| CN207556844U (en) | A kind of engaged gears detection device | |
| CN213544404U (en) | Detection equipment for power pipeline | |
| CN215493590U (en) | Soil environment monitoring device based on thing networking crops are recognized and are supported | |
| CN107742916A (en) | A kind of universal lithium battery group protection circuit and universal lithium battery group | |
| CN110198006B (en) | Electrical equipment convenient for detecting abnormal state and use method thereof | |
| CN214333847U (en) | Environment detection device for civil engineering | |
| CN206609521U (en) | Abnormal sound detection means | |
| CN206608307U (en) | Vavuum pump abnormal sound detector | |
| CN217335196U (en) | Power transmission line deformation monitoring devices and system | |
| JPWO2019146665A1 (en) | Solar module | |
| CN108134724A (en) | A kind of smart home teledata monitor control system based on Internet of Things | |
| CN216524102U (en) | Detection equipment for underground pipeline based on Internet of things | |
| CN109932102A (en) | A kind of machine room heat integrated monitoring apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20181231 |