CN206311600U - A kind of geological stress changes liquid-phase detection device - Google Patents
A kind of geological stress changes liquid-phase detection device Download PDFInfo
- Publication number
- CN206311600U CN206311600U CN201621292740.8U CN201621292740U CN206311600U CN 206311600 U CN206311600 U CN 206311600U CN 201621292740 U CN201621292740 U CN 201621292740U CN 206311600 U CN206311600 U CN 206311600U
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- CN
- China
- Prior art keywords
- fluid chamber
- chamber body
- rock mass
- detection means
- base
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- 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.)
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Abstract
The utility model provides a kind of geological stress change liquid-phase detection device, including U-shaped and have resilient fluid chamber body, be arranged in the fluid chamber body hydrostatic sensor in portion and be arranged at the fluid chamber body opening and connected base, it is provided with the base for connecting topping up hole of the fluid chamber body with the external world or pipe, signal is transported to outside by the hydrostatic sensor by pressure signal transmission line, and the comprehensive monitoring realized in rock mass duct to rock mass stress situation of change is inserted by by the fluid chamber body.The detection means detects the situation of change of the external geological stress of fluid chamber by measuring the hydraulic pressure value in fluid chamber body, its simple structure, easy to use, measurement are accurate, it is widely portable in various constructing tunnels and rock mass safety pre-warning system, and plays a part of remote monitoring.
Description
Technical field
The utility model is related to engineering safety detection field, in particular it relates to a kind of geological stress change liquid phase detection dress
Put.
Background technology
When underground engineering, constructing tunnel, slope excavating is carried out, it is desirable to which the stratum of surrounding has higher stability, especially
It is some fissare rock mass of tool, the possibility that crack initiation deformation occurs and destruction is caving is very big, it is necessary to the stress of its inside
Situation of change carries out real-time tracing, to make early warning and the in advance measure such as reinforcing, it is to avoid the safety to engineering structure causes danger
Evil.
Existing technological means is that geological stress is detected by displacement transducer, pressure sensor etc., and displacement is passed
Sensor complex structure, and analyze that the data precision that draws is not high by indirect measure, conventional pressure sensor includes hole
Gap WG and earth pressure gauge, there is also and measure not comprehensive enough, data precision deficiency not high.With mechanical engineering, certainly
The continuous improvement and fast development of dynamicization, intelligent level, detection means and early warning technology to rock mass stress change are proposed
Higher and higher requirement.
Utility model content
The purpose of this utility model is to provide a kind of device for detecting geological stress change, to solve background technology
The problem of middle proposition.
To achieve the above object, the utility model provide a kind of geological stress change liquid-phase detection device, including it is U-shaped and
Have resilient fluid chamber body, be arranged in the fluid chamber body hydrostatic sensor in portion and be arranged at the fluid chamber body
At opening and connected base, be provided with the base topping up hole for connecting the fluid chamber body and the external world or
Signal is transported to outside by pipe, the hydrostatic sensor by pressure signal transmission line, and rock is inserted by by the fluid chamber body
The comprehensive monitoring to rock mass stress situation of change is realized in body opening road.
Preferably, the fluid chamber body is rubber bag of the thickness less than or equal to 1mm or polybag.
Preferably, the base is fixedly connected by bolt with rock mass.
Preferably, the base is designed for truncated cone-shaped, in order to preferably be fitted between palisades.
Preferably, the hydrostatic sensor is connected by pressure signal transmission line with sender unit, the signal hair
Injection device is by being wirelessly transferred data information transfer to computer unit.
Preferably, one end that the topping up pipe is located at outside the fluid chamber body is connected with meter pressure topping up device.
The technical scheme that the utility model is provided has the advantages that：
1st, the STRESS VARIATION information summary of each angle in rock mass inside can be a hydraulic pressure changing value by the detection means, be made
Measurement process is more easy, and measurement result is more accurate.
2nd, the structure of the detecting device is simple, easy to use, can adapt to the job site of complexity, not affected by environment,
Practicality is wide.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the utility model embodiment, below will be to needed for embodiment description
The accompanying drawing to be used is briefly described, it should be apparent that, drawings discussed below is only some implementations of the present utility model
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to these accompanying drawings
Other accompanying drawings are obtained, wherein：
Fig. 1 is the structural representation of the utility model preferred embodiment；
Schematic diagram when Fig. 2 is embodiment illustrated in fig. 1 insertion rock mass duct.
In figure：1 fluid chamber body, 2 hydrostatic sensors, 3 bases, 4 topping up pipes.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment for being obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1 and Fig. 2, a kind of geological stress changes liquid-phase detection device, including the U-shaped and resilient fluid chamber body of tool
1st, the hydrostatic sensor 2 that is arranged inside the fluid chamber body 1 and it is arranged at the opening of fluid chamber body 1 and connects with it
The base 3 for connecing, is provided with the topping up pipe 4 for connecting the fluid chamber body 1 and the external world on the base 3, and the hydraulic pressure is passed
Signal is transported to outside by sensor 2 by pressure signal transmission line, is realized by the way that the fluid chamber body 1 is inserted in rock mass duct
Comprehensive monitoring to rock mass stress situation of change.
One end of the topping up pipe 4 is inserted in the fluid chamber body 1, and its be located at it is another outside the fluid chamber body 1
End is then connected with meter pressure topping up device.
The hydrostatic sensor 2 is connected by pressure signal transmission line with sender unit, the sender unit
By being wirelessly transferred data information transfer to computer unit.
In the present embodiment, the fluid chamber body is that thickness is the rubber bag of 0.5mm.
In the present embodiment, the base 3 is fixedly connected by bolt with rock mass, and the base 3 is designed for truncated cone-shaped, with
It is easy to fixed preferably between palisades.
The course of work of the detection means is as follows：
Needed from the suitable detection means of fluid chamber body length according to geology stress mornitoring, excavated in rock mass corresponding deep
, be fixed on base at channel openings with bolt then by the duct of degree, and susceptor surface is close to palisades, while making fluid chamber
Body is stretched into duct, and pressure topping up device of then using tricks, toward topping up in fluid chamber body, makes the outer surface of fluid chamber body exist by topping up pipe
It is close to duct inwall under the filling of liquid, stops topping up and hydraulic pressure value now is recorded as normal value；When the change of hydraulic pressure
During more than default limit value, computer unit can send early warning signal, and prompting is reinforced to rock mass at this.
Preferred embodiment of the present utility model is the foregoing is only, patent protection model of the present utility model is not thereby limited
Enclose, for a person skilled in the art, the utility model there can be various modifications and variations.In spirit of the present utility model
Within principle, any improvement or equivalent that every utilization the utility model specification and accompanying drawing content are made, directly or
Other related technical fields are used in indirectly, all should be included in scope of patent protection of the present utility model.
Claims (6)
1. a kind of geological stress change liquid-phase detection device, it is characterised in that including it is U-shaped and have resilient fluid chamber body (1),
Be arranged at the internal hydrostatic sensor (2) of the fluid chamber body (1) and be arranged at fluid chamber body (1) opening and with
Its connection base (3), be provided with the base (3) for connect the fluid chamber body (1) with the external world topping up hole or
Pipe (4), signal is transported to outside by the hydrostatic sensor (2) by pressure signal transmission line, by by the fluid chamber body
(1) the comprehensive monitoring to rock mass stress situation of change is realized in insertion rock mass duct.
2. detection means according to claim 1, it is characterised in that the fluid chamber body (1) is that thickness is less than or equal to 1mm
Soft rubber bag or polybag.
3. detection means according to claim 2, it is characterised in that the base (3) is fixed by bolt and rock mass and connected
Connect.
4. detection means according to claim 3, it is characterised in that the base (3) is designed for truncated cone-shaped, in order to more
Fitted between palisades well.
5. detection means according to claim 4, it is characterised in that the hydrostatic sensor (2) is passed by pressure signal
Defeated line is connected with sender unit, and after being processed signal in sender unit, the sender unit passes through
It is wirelessly transferred data information transfer to computer unit.
6. detection means according to claim 1, it is characterised in that the topping up pipe (4) is positioned at the fluid chamber body (1)
Outside one end with meter pressure topping up device be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621292740.8U CN206311600U (en) | 2016-11-29 | 2016-11-29 | A kind of geological stress changes liquid-phase detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621292740.8U CN206311600U (en) | 2016-11-29 | 2016-11-29 | A kind of geological stress changes liquid-phase detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206311600U true CN206311600U (en) | 2017-07-07 |
Family
ID=59249804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621292740.8U Expired - Fee Related CN206311600U (en) | 2016-11-29 | 2016-11-29 | A kind of geological stress changes liquid-phase detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206311600U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478804A (en) * | 2017-08-11 | 2017-12-15 | 山东科技大学 | Simulate the non-uniform loading method of different zones coal body stress under mining influence |
| CN108802335A (en) * | 2018-06-21 | 2018-11-13 | 徐祥胤 | A kind of geological stress variation liquid phase detection device |
-
2016
- 2016-11-29 CN CN201621292740.8U patent/CN206311600U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478804A (en) * | 2017-08-11 | 2017-12-15 | 山东科技大学 | Simulate the non-uniform loading method of different zones coal body stress under mining influence |
| CN107478804B (en) * | 2017-08-11 | 2020-02-07 | 山东科技大学 | Non-uniform loading method for simulating coal body stress in different areas under mining influence |
| CN108802335A (en) * | 2018-06-21 | 2018-11-13 | 徐祥胤 | A kind of geological stress variation liquid phase detection device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170707 Termination date: 20211129 |