CN208736338U - Crack extesion detector - Google Patents
Crack extesion detector Download PDFInfo
- Publication number
- CN208736338U CN208736338U CN201821497076.XU CN201821497076U CN208736338U CN 208736338 U CN208736338 U CN 208736338U CN 201821497076 U CN201821497076 U CN 201821497076U CN 208736338 U CN208736338 U CN 208736338U
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- shell
- foil gauge
- signal projector
- detector according
- crack extesion
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Abstract
The utility model discloses a kind of crack extesion detectors, the crack extesion detector includes: shell, enclosure interior is provided with material-putting space, and extending port is provided on the bottom surface of shell, and setting has current inductor, signal projector, flexible resistor foil gauge and control unit in shell；Wherein, flexible resistor foil gauge is electrically connected at current inductor, control is singly electrically connected at current inductor and signal projector, flexible resistor foil gauge can be stretched out by extending port to be plugged in concrete construction crackle, and wherein signal projector sends server to the variation of crackle inner-stress value for flexible resistor foil gauge by base station and realizes long-range monitoring.The utility model can remotely monitor unhealed cracks patched in concrete construction in real time, and the danger caused by unhealed cracks, which is able to carry out, timely to be handled, while reducing site workload, can utmostly ensure the safety of concrete construction.
Description
Technical field
The utility model belongs to electronic technology field, more particularly, to a kind of crack extesion detector.
Background technique
In large-sized concrete building field, building build up after due to long-term loaded, concrete construction surface is easy hair
Raw crackle, this crackle be it is harmful, typically now usually use epoxy resin material to crackle in this crackle that endangers
Glue envelope repairing is carried out, the glue of heated thawing is filled with crackle by practical high pressure, the inner repair to crackle is just completed after its solidification,
But can not be completely secured crackle herein will not continue to extension then cause danger, need regular people to work scene to build surface
Crackle checked that the mode of manual inspection there is a problem of low efficiency, promptly and accurately property difference and scene is at high cost, this is practical
A kind of crack extesion detector of novel utility model in view of this reaches and carries out promptly and accurately long-range to the crackle repaired
Wireless monitor, the safety of the concrete construction after ensureing repairing.
Utility model content
The purpose of this utility model is the subsequent expansion of the patched concrete construction surface unhealed cracks of remote real time monitoring
, danger caused by it takes urgent measure in time, guarantees personnel safety.
One side according to the present utility model provides a kind of crack extesion detector to achieve the goals above, comprising:
Shell, the enclosure interior are provided with material-putting space, and extending port is provided on the bottom surface of the shell, are arranged in the shell
There are current inductor, signal projector, flexible resistor foil gauge and control unit；
Wherein, the flexible resistor foil gauge is electrically connected at the current inductor, and the control is singly electrically connected at
The current inductor and the signal projector, the flexible resistor foil gauge can be stretched out by the extending port to be plugged in
In crackle.
It preferably, further include server, the server communication is connected to the signal projector.
It preferably, further include power supply unit, said supply unit is electrically connected at the signal projector and the control
Unit.
It preferably, further include solar panels, the solar panels are electrically connected at said supply unit.
Preferably, the shell side setting is fluted, and solar panels are arranged in the groove, the solar panels electricity
Property is connected to said supply unit.
It preferably, further include fixed ear and double-sided adhesive, the side of the double-sided adhesive is fitted on the bottom surface of the shell, institute
Shell is stated to be fixed on face to be detected by the double-sided adhesive and the fixed ear.
Preferably, the flexible resistor foil gauge is connected to the current inductor by flexible electrical property of flat cable.
Preferably, the side that the signal projector is arranged in the shell is provided with opening.
Preferably, the shell is detachable structure.
Preferably, the server settings have current threshold.
The utility model has the beneficial effects that: the crack extesion detector of the utility model is harmful for concrete construction
The detection of crackle creates a kind of new detection device, can remotely carry out to unhealed cracks patched in concrete construction real
When monitor, the danger caused by unhealed cracks, which is able to carry out, timely to be handled, while reducing site workload, being capable of maximum journey
Degree ensures the safety of concrete construction.
Detailed description of the invention
The utility model illustrative embodiments are described in more detail in conjunction with the accompanying drawings, the utility model it is upper
It states and other purposes, feature and advantage will be apparent.
Fig. 1 shows the schematic diagram of the utility model integral head.
Fig. 2 shows inner components schematic diagram of internal structures according to the present utility model.
Fig. 3 shows whole bottom schematic view according to the present utility model.
Fig. 4 shows the instrument scheme of installation of one embodiment according to the present utility model.
Fig. 5 shows the measuring principle schematic diagram of one embodiment according to the present utility model.
Description of symbols:
1, solar panels；2, shell；3, the fixed earhole of screw；4, bottom plate；5, power transmission line；6, battery；7, single-chip microcontroller；8,
Extending port；9, signal projector；10, current inductor；11, flexible winding displacement；12, flexible resistor foil gauge；13, double-sided adhesive；14,
Construction wall；15, crack detection instrument；16, fixing screws；17, the crackle built；18, epoxy glue.
Specific embodiment
Preferred embodiments of the present invention are described in more detail below.Although the following describe the utility model
Preferred embodiment, however, it is to be appreciated that may be realized in various forms the utility model without the implementation that should be illustrated here
Mode is limited.On the contrary, thesing embodiments are provided so that the utility model is more thorough and complete, and can be by this
The range of utility model is completely communicated to those skilled in the art.
A kind of crack extesion detector according to the present utility model, comprising:
Shell, enclosure interior are provided with material-putting space, and extending port is provided on the bottom surface of shell, and setting has electricity in shell
Flow inductor, signal projector, flexible resistor foil gauge and control unit.
Flexible resistor foil gauge is electrically connected at current inductor, and control unit is electrically connected at current inductor and signal
Transmitter, flexible resistor foil gauge can be stretched out by extending port to be plugged in crackle.
Specifically, flexible resistor foil gauge thin form facilitates insertion into crackle, and characteristic is resistance value with pressure in crackle
Variation and change, since power supply unit voltage is constant then cause the variation of current value, control unit passes through current inductor
The variation for collecting electric current can transfer data to server by signal projector, and monitoring personnel can promptly and accurately connect
Receive the change information of crackle.
In one example, server communication is connected to signal projector.
It in one example, further include power supply unit, power supply unit is electrically connected at signal projector and control unit.
It in one example, further include solar panels, solar panels are electrically connected at power supply unit.
Specifically, power supply unit is made of solar panels and battery, guarantee long-term power supply no replacement is required simultaneously battery or
External power supply, convenient for the installation of any position.
In one example, the setting of shell side is fluted, and solar panels are arranged in groove, and solar panels are electrically connected
In power supply unit.
Specifically, shell includes shell and bottom plate, and promising flexible resistor foil gauge is arranged on bottom plate and stretches out reserved opening
It is stretched out in insertion crackle convenient for resistance strain gage, the fluted installation convenient for solar panels is arranged in the top of shell.
It in one example, further include fixed ear and double-sided adhesive, the side of double-sided adhesive is fitted on the bottom surface of shell, shell
It is fixed on face to be detected by double-sided adhesive and fixed ear.
Specifically, bottom plate is equipped with fixing screws earhole and double-sided adhesive, is fixed on by screw and double-sided adhesive fixed ear to be checked
Make it whole stronger reliable on survey face.
In one example, flexible resistor foil gauge is connected to current inductor by flexible electrical property of flat cable.
In one example, the side of shell setting signal transmitter is provided with opening.
Specifically, setting opening will not block signal, be beneficial to the transmission of signal.
In one example, shell is detachable structure.
Specifically, detaching structure is easily installed with and repairs.
In one example, server settings have current threshold.
Specifically, current threshold is for judging whether crack extends.
Embodiment:
The crack extesion detector overall appearance of one embodiment according to the present utility model is respectively illustrated in Fig. 1, Fig. 3
Top plan and bottom plan view.Fig. 2 shows the crack extesion detectors of one embodiment according to the present utility model
Internal structural map.The crack extesion detector that Fig. 4, Fig. 5 respectively illustrate one embodiment according to the present utility model is integrally pacified
Dress and testing principle.
As shown in Figure 1, Figure 2, Figure 3 shows, crack extesion detector, comprising: solar panels 1 are installed on 2 top of shell, the sun
Energy plate 1 is connect by power transmission line 5 with battery 6, and wherein battery 6 is with single-chip microcontroller 7, the electric connection of signal projector 9 respectively
It is powered, and wherein signal projector 9, single-chip microcontroller 7, current inductor 10, flexible winding displacement 11, flexible resistor foil gauge 12 are successively electric
Property connection, fixing screws earhole 3 and double-sided adhesive 13 are had on bottom plate 4, flexible resistor foil gauge 12 is stretched from bottom plate extending port 8
Out.
As shown in Figure 4, Figure 5, the monitoring principle of the crack extesion detector, comprising: flexible resistor foil gauge 12 is from bottom plate
After being stretched out in extending port 8 in insertion building crackle 17, while 18 high pressure pouring of epoxy glue being passed through later into building in crackle 17
Crack extesion detector 15 is fixed on construction wall 14 by screw 16 and double-sided adhesive 13, starts crack monitoring instrument after the installation is completed
Device 15 has always a pressure effect to flexible resistor foil gauge 12 after waiting epoxy glues 18 to solidify, flexible resistor foil gauge 12 by
Deformation occurs for meeting when extruding, leads to resistance change, its resistance value reduces when wherein pressure is big, and pressure reduces the increasing of its resistance value
Greatly, current value reduces, and single-chip microcontroller 7 receives always the electric signal transmitted from flexible resistor foil gauge 12, current inductor 10
Single-chip microcontroller 7 is transmitted to after processing to electric signal, single-chip microcontroller 7 will be related by the way that correlation values are passed through signal projector 9 after calculating
Data are transferred to base station, and send remote server for data information by base station, if both sides after the building expansion of crackle 17
Wall 18 extruding force of epoxy glue being originally filled with can be reduced, when build crackle 17 expansion to a certain extent after, flexible resistor
Foil gauge can 12 no longer stress, if finding to transmit current signal too small, i.e. pressure signal by base station to remote server at this time
If too small prove original to study for a second time courses one has flunked failure.
The crack extesion detector of the utility model is the utility model new for one kind of concrete construction unhealed cracks,
By the utility model to the real time monitoring of unhealed cracks, can timely take of danger caused by evil crack extesion promptly arrange
It applies, guarantees personnel safety.Traditional artificial live periodic detection is compared in timeliness, accuracy, safety and working efficiency side
Face is obviously improved.
Each embodiment of the utility model is described above, above description is exemplary, and non-exclusive, and
And it is also not necessarily limited to disclosed each embodiment.Without departing from the scope and spirit of illustrated each embodiment, for
Many modifications and changes are obvious for those skilled in the art.
Claims (10)
1. a kind of crack extesion detector characterized by comprising
Shell, the enclosure interior are provided with material-putting space, are provided with extending port on the bottom surface of the shell；
Setting has current inductor, signal projector, flexible resistor foil gauge and control unit in the shell；
Wherein, the flexible resistor foil gauge is electrically connected at the current inductor, and the control is singly electrically connected at described
Current inductor and the signal projector, the flexible resistor foil gauge can be stretched out by the extending port is plugged in crackle
It is interior.
2. crack extesion detector according to claim 1, which is characterized in that further include server, the server is logical
Letter is connected to the signal projector.
3. crack extesion detector according to claim 1, which is characterized in that further include power supply unit, the power supply is single
Member is electrically connected at the signal projector and described control unit.
4. crack extesion detector according to claim 3, which is characterized in that it further include solar panels, the solar energy
Plate is electrically connected at said supply unit.
5. crack extesion detector according to claim 4, which is characterized in that the shell side setting is fluted, too
In the groove, the solar panels are electrically connected at said supply unit for positive energy plate setting.
6. crack extesion detector according to claim 1, which is characterized in that it further include fixed ear and double-sided adhesive, it is described
The side of double-sided adhesive is fitted on the bottom surface of the shell, the shell by the double-sided adhesive and the fixed ear be fixed on to
In detection faces.
7. crack extesion detector according to claim 1, which is characterized in that the flexible resistor foil gauge passes through flexibility
Electrical property of flat cable is connected to the current inductor.
8. crack extesion detector according to claim 1, which is characterized in that the signal projector is arranged in the shell
Side be provided with opening.
9. crack extesion detector according to claim 2, which is characterized in that the shell is detachable structure.
10. crack extesion detector according to claim 2, which is characterized in that the server settings have current threshold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821497076.XU CN208736338U (en) | 2018-09-13 | 2018-09-13 | Crack extesion detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821497076.XU CN208736338U (en) | 2018-09-13 | 2018-09-13 | Crack extesion detector |
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| Publication Number | Publication Date |
|---|---|
| CN208736338U true CN208736338U (en) | 2019-04-12 |
Family
ID=66033681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821497076.XU Active CN208736338U (en) | 2018-09-13 | 2018-09-13 | Crack extesion detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208736338U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186446A (en) * | 2018-09-13 | 2019-01-11 | 武汉轻工大学 | Crack extesion detector and crack extesion detection method |
| CN110487165A (en) * | 2019-08-23 | 2019-11-22 | 北京石墨烯技术研究院有限公司 | Metal Crack detection sensor and system |
| CN113883996A (en) * | 2021-09-14 | 2022-01-04 | 中铁西北科学研究院有限公司 | Simulation device and analysis method for influence of foundation additional stress on superstructure |
-
2018
- 2018-09-13 CN CN201821497076.XU patent/CN208736338U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186446A (en) * | 2018-09-13 | 2019-01-11 | 武汉轻工大学 | Crack extesion detector and crack extesion detection method |
| CN109186446B (en) * | 2018-09-13 | 2024-02-02 | 武汉轻工大学 | Crack growth detector and crack growth detection method |
| CN110487165A (en) * | 2019-08-23 | 2019-11-22 | 北京石墨烯技术研究院有限公司 | Metal Crack detection sensor and system |
| CN113883996A (en) * | 2021-09-14 | 2022-01-04 | 中铁西北科学研究院有限公司 | Simulation device and analysis method for influence of foundation additional stress on superstructure |
| CN113883996B (en) * | 2021-09-14 | 2024-02-02 | 中铁西北科学研究院有限公司 | Simulation device and analysis method for influence of foundation additional stress on upper structure |
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