CN206531500U - A kind of Subgrade Settlement of Expressways monitoring device - Google Patents
A kind of Subgrade Settlement of Expressways monitoring device Download PDFInfo
- Publication number
- CN206531500U CN206531500U CN201720239237.4U CN201720239237U CN206531500U CN 206531500 U CN206531500 U CN 206531500U CN 201720239237 U CN201720239237 U CN 201720239237U CN 206531500 U CN206531500 U CN 206531500U
- Authority
- CN
- China
- Prior art keywords
- pressurized tank
- expressways
- monitoring device
- sealing ring
- subgrade settlement
- 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.)
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Abstract
The utility model discloses a kind of Subgrade Settlement of Expressways monitoring device, including pressurized tank, the inside of the pressurized tank is provided with piston, piston rod is fixedly connected with the top of the piston, the top of the piston rod is fixedly connected with pressing plate through pressurized tank, the lower edge section of the pressing plate is fixedly connected with sealing ring, the position of the interior correspondence sealing ring of the pressurized tank is provided with annular groove, inside the lower end insertion annular groove of the sealing ring, the bottom of the annular groove is provided with stomata, and inside stomata connection pressurized tank, the bottom of the pressurized tank is connected with air gauge by connecting tube；The Subgrade Settlement of Expressways monitoring device, the pressure of roadbed is born by pressing plate, and the sedimentation of roadbed is observed by air gauge, does not use an electronic component, adaptable, with low cost；The utility model is reasonable in design, simple in construction, suitable for production and popularization and application.
Description
Technical field
The utility model belongs to highway safety technical field, and in particular to a kind of Subgrade Settlement of Expressways monitoring device.
Background technology
The monitoring method for subgrade settlement has a variety of in the prior art, and different, master is distributed according to the geometry of point position
Single-point sedimentation, delaminating deposition, cross section sedimentation and vertical section sedimentation can be divided into, it is heavy to be divided into again according to measuring method difference
Board-descending method, electromagnetic type sedimentometer, native displacement meter, deviational survey tube method, static level method, hydraulic pressure sedimentometer, fiber-optic grating sensor etc.
Method.But for the subgrade settlement instrument of existing communicating pipe, pressure sensor is often fixedly installed on the bottom of monitoring point.These
Most of the method for monitoring subgrade settlement is required for using sensor and waits electronic component, and using electronic component unavoidably can be by
To the limitation of environment, and cost is higher, manufactures and more bothers.
Utility model content
The purpose of this utility model is to provide a kind of Subgrade Settlement of Expressways monitoring device, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides following technical scheme：A kind of Subgrade Settlement of Expressways monitoring dress
Put, including pressurized tank, the inside of the pressurized tank, which is provided with the top of piston, the piston, is fixedly connected with piston rod, the work
The top of stopper rod is fixedly connected with pressing plate through pressurized tank, and the lower edge section of the pressing plate is fixedly connected with sealing ring, described
The position of the interior correspondence sealing ring of pressurized tank is provided with inside annular groove, the lower end insertion annular groove of the sealing ring, the ring
The bottom of groove is provided with inside stomata, and stomata connection pressurized tank, and the bottom of the pressurized tank is connected with air gauge by connecting tube.
It is preferred that, the barometric lower end is provided with grounding disc, and the grounding disc is provided with steady pin.
It is preferred that, the connecting portion of the pressurized tank and piston rod is provided with sealing ring, contact of the sealing ring with pressurized tank
Portion is provided with seal.
It is preferred that, the connecting tube is hard tube, and outside is cased with protecting tube.
It is preferred that, what the air gauge was placed is closely located to earth's surface.
It is preferred that, the pressurized tank is the matrix that stainless steel material is made.
Technique effect of the present utility model and advantage：The Subgrade Settlement of Expressways monitoring device, is born by pressing plate
The pressure of roadbed, the sedimentation of roadbed is observed by air gauge, does not use an electronic component, adaptable, cost is low
It is honest and clean；The utility model is reasonable in design, simple in construction, suitable for production and popularization and application.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is air pressure exterior portion top view of the present utility model；
Fig. 3 is pressurized tank stereogram of the present utility model.
In figure：1 pressurized tank, 2 pistons, 3 piston rods, 4 pressing plates, 5 sealing rings, 6 annular grooves, 7 stomatas, 8 connecting tubes, 9 air gauges,
10 grounding discs, 11 steady pins.
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 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 every other embodiment obtained, belongs to the scope of the utility model protection.
The utility model provides a kind of Subgrade Settlement of Expressways monitoring device as Figure 1-3, including pressurized tank
1, the inside of the pressurized tank 1 is provided with piston 2, and the top of the piston 2 is fixedly connected with piston rod 3, the top of the piston rod 3
Portion is fixedly connected with pressing plate 4 through pressurized tank 1, and the lower edge section of the pressing plate 4 is fixedly connected with sealing ring 5, the pressure
The position of the interior correspondence sealing ring 5 of tank 1 is provided with inside annular groove 6, the lower end insertion annular groove 6 of the sealing ring 5, the ring
The bottom of groove 6 is provided with inside stomata 7, and the connection pressurized tank 1 of stomata 7, and the bottom of the pressurized tank 1 is connected with by connecting tube 8
Air gauge 9.
Further, the lower end of the air gauge 9 is provided with grounding disc 10, and the grounding disc 10 is provided with steady pin 11, uses
In fixed air gauge 9.
Further, the connecting portion of the pressurized tank 1 and piston rod 3 is provided with sealing ring, the sealing ring 5 and pressurized tank 1
Contact site be provided with seal, increase air-tightness, increase detection the degree of accuracy.
Further, the connecting tube 8 is hard tube, and outside is cased with protecting tube, it is to avoid the pressure that roadbed is caused to connecting tube 8
Power influence measurement.
Further, what the air gauge 9 was placed is closely located to earth's surface, increases the accuracy of measurement.
Further, the pressurized tank 1 is the matrix that stainless steel material is made, and hardness is big, is unlikely to deform, and antirust.
Operation principle：When in use, pressurized tank 1 and connecting tube 8 are embedded to the inside of roadbed, air gauge 9 is fixed on road table,
The numerical value of air gauge 9 is zeroed after pressure stability, pressing plate 4 bears the pressure of roadbed, and sealing ring 5 prevents soil interferometry,
At one end after the time, whether the numerical value of observation air gauge 9 changes, if increase, illustrates subgrade settlement, if numerical value does not have
Change, illustrates that roadbed does not sink.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
It should be included within protection domain of the present utility model.
Claims (6)
1. a kind of Subgrade Settlement of Expressways monitoring device, including pressurized tank (1), it is characterised in that：The pressurized tank (1) it is interior
Portion, which is provided with the top of piston (2), the piston (2), is fixedly connected with piston rod (3), and the top of the piston rod (3) passes through pressure
Power tank (1) is fixedly connected with pressing plate (4), and the lower edge section of the pressing plate (4) is fixedly connected with sealing ring (5), the pressure
The position of the interior correspondence sealing ring (5) of tank (1) is provided with annular groove (6), the lower end insertion annular groove (6) of the sealing ring (5)
Inside, the bottom of the annular groove (6) is provided with stomata (7), and stomata (7) connection pressurized tank (1) is internal, the pressurized tank (1)
Bottom is connected with air gauge (9) by connecting tube (8).
2. a kind of Subgrade Settlement of Expressways monitoring device according to claim 1, it is characterised in that：The air gauge
(9) lower end is provided with grounding disc (10), and the grounding disc (10) is provided with steady pin (11).
3. a kind of Subgrade Settlement of Expressways monitoring device according to claim 1, it is characterised in that：The pressurized tank
(1) sealing ring is provided with the connecting portion of piston rod (3), the sealing ring (5) and the contact site of pressurized tank (1) are provided with seal.
4. a kind of Subgrade Settlement of Expressways monitoring device according to claim 1, it is characterised in that：The connecting tube
(8) it is hard tube, and outside is cased with protecting tube.
5. a kind of Subgrade Settlement of Expressways monitoring device according to claim 1, it is characterised in that：The air gauge
(9) that places is closely located to earth's surface.
6. a kind of Subgrade Settlement of Expressways monitoring device according to claim 1, it is characterised in that：The pressurized tank
(1) matrix being made for stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239237.4U CN206531500U (en) | 2017-03-13 | 2017-03-13 | A kind of Subgrade Settlement of Expressways monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239237.4U CN206531500U (en) | 2017-03-13 | 2017-03-13 | A kind of Subgrade Settlement of Expressways monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206531500U true CN206531500U (en) | 2017-09-29 |
Family
ID=59918434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720239237.4U Expired - Fee Related CN206531500U (en) | 2017-03-13 | 2017-03-13 | A kind of Subgrade Settlement of Expressways monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206531500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115096260A (en) * | 2022-05-31 | 2022-09-23 | 中国矿业大学 | Building/structure foundation settlement monitoring and early warning system and early warning method |
-
2017
- 2017-03-13 CN CN201720239237.4U patent/CN206531500U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115096260A (en) * | 2022-05-31 | 2022-09-23 | 中国矿业大学 | Building/structure foundation settlement monitoring and early warning system and early warning method |
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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: 20170929 Termination date: 20190313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |