CN209878484U - Roadbed soil bearable pressure measuring device - Google Patents
Roadbed soil bearable pressure measuring device Download PDFInfo
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- CN209878484U CN209878484U CN201920406949.XU CN201920406949U CN209878484U CN 209878484 U CN209878484 U CN 209878484U CN 201920406949 U CN201920406949 U CN 201920406949U CN 209878484 U CN209878484 U CN 209878484U
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Abstract
The utility model provides a pair of roadbed soil can bear pressure survey device, include: the device comprises a measuring box, a connecting bracket, a top plate, a pressing plate and a telescopic rod; the top of the measuring box is of an open structure, one side of the measuring box is provided with a transparent observing wall for observing the inside of the measuring box, and the transparent observing wall is provided with scales; the bottom of the measuring box is provided with a groove communicated with the inner circumference of the measuring box, and a pressure sensor is arranged in the groove; the top plate is arranged on the connecting bracket and is positioned above the measuring box; the telescopic link is installed at the roof lower surface, and the clamp plate is installed in the telescopic link bottom, and the clamp plate reciprocates along with the flexible of telescopic link, and the removal orbit of clamp plate is uncovered through survey case. The utility model provides a pair of roadbed soil can bear pressure survey device, simple structure, convenient to use has reduced relative cost of manufacture and use cost, is fit for promoting.
Description
Technical Field
The utility model relates to a road bed engineering technical field especially relates to a roadbed soil can bear pressure survey device.
Background
In the roadbed engineering, in order to ensure the safety, the roadbed soil needs to be measured so as to ensure the engineering quality according to local conditions. However, in the prior art, the device for measuring the bearable pressure of the roadbed soil is often inconvenient to observe, the bearable pressure cannot be measured while the roadbed soil exceeds the deformation range value, qualitative deviation often exists, and the device is inconvenient to use; and, the device that measures the pressure that the road bed soil can bear is often complicated in structure, and it is inconvenient to use, and the cost is higher, is not suitable for popularization.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that the background art exists, the utility model provides a roadbed soil can bear pressure survey device.
The utility model provides a pair of roadbed soil can bear pressure survey device, include: the device comprises a measuring box, a connecting bracket, a top plate, a pressing plate and a telescopic rod;
the top of the measuring box is of an open structure, one side of the measuring box is provided with a transparent observing wall for observing the inside of the measuring box, and the transparent observing wall is provided with scales; the bottom of the measuring box is provided with a groove communicated with the inner circumference of the measuring box, and a pressure sensor is arranged in the groove;
the connecting bracket is arranged on the measuring box, and the top plate is arranged on the connecting bracket and positioned above the measuring box; the telescopic rod is arranged on the lower surface of the top plate, the pressing plate is arranged at the bottom end of the telescopic rod, the pressing plate moves up and down along with the telescopic rod, and the moving track of the pressing plate passes through the opening of the measuring box;
the periphery of the pressure plate is sleeved with a sealing gasket, the pressure plate is positioned in the measuring box, and the sealing gasket is filled in a gap between the pressure plate and the inner wall of the measuring box.
Preferably, the telescopic rod is an electric telescopic rod.
Preferably, the telescopic rod coincides with the central axis of the pressure plate.
Preferably, the periphery of the pressure plate is provided with a clamping groove, and the inner periphery of the sealing gasket is provided with a circle of clamping rings which protrude inwards and are matched with the clamping groove.
Preferably, the device also comprises a guard plate which is arranged on the lower surface of the pressure plate and is attached to the pressure plate.
Preferably, the guard plate and the pressure plate are connected by screws.
Preferably, the sealing gasket is a rubber sealing gasket.
Preferably, the sealing gasket covers the periphery of the pressure plate and the guard plate at the same time.
Preferably, still include the display screen, the display screen is installed on survey case or linking bridge, and the display screen is connected with pressure sensor and is used for showing pressure sensor's detected value.
The utility model provides a pair of roadbed soil can bear pressure survey device carries out the compaction through the roadbed soil that the telescopic link was filled in to survey case, and roadbed soil compresses tightly the in-process, can observe the deformation degree of survey incasement portion roadbed soil in real time through transparent observation wall to combine the pressure variation of pressure sensor real-time measurement roadbed soil deformation in-process.
In the utility model, the integration of the top plate and the measuring box is realized through the connecting bracket, thereby ensuring the stability of the moving track of the pressing plate relative to the measuring box and avoiding the deviation between the pressing plate and the measuring box in the moving process; the setting of sealed pad has guaranteed that the clamp plate has good leakproofness at the in-process of compaction survey case road bed soil to avoid road bed soil to reveal, with the accuracy of guaranteeing road bed soil measurement.
The utility model provides a pair of roadbed soil can bear pressure survey device, simple structure, convenient to use has reduced relative cost of manufacture and use cost, is fit for promoting.
Drawings
Fig. 1 is a structural diagram of a pressure measuring device capable of bearing roadbed soil according to the present invention.
The figure is as follows: measuring box 1, groove 2, pressure sensor 3, scale 4, transparent observation wall 5, guard plate 6, sealing gasket 7, clamping ring 8, screw 9, pressing plate 10, top plate 11, clamping groove 12, connecting support 13 and telescopic rod 14
Detailed Description
Referring to fig. 1, the utility model provides a roadbed soil can bear pressure survey device, include: the device comprises a measuring box 1, a connecting bracket 13, a top plate 11, a pressing plate 10 and a telescopic rod.
The top of the measuring box 1 is of an open structure, one side of the measuring box 1 is provided with a transparent observing wall 5 for observing the inside of the measuring box 1, and the transparent observing wall 5 is provided with scales 4. The bottom of the measuring box 1 is provided with a groove 2 communicated with the inner circumference of the measuring box 1, and a pressure sensor 3 is arranged in the groove 2.
The connecting bracket 13 is mounted on the measuring box 1, and the top plate 11 is mounted on the connecting bracket 13 and positioned above the measuring box 1. The telescopic link is installed at 11 lower surfaces of roof, and clamp plate 10 is installed at the telescopic link bottom, and clamp plate 10 reciprocates along with the flexible of telescopic link, and the moving trajectory of clamp plate 10 is uncovered through survey case 1. In this embodiment, the central axis of the telescopic rod coincides with the central axis of the pressing plate 10, so as to ensure that the pressing plate 10 is stressed uniformly in the up-and-down moving process and ensure the stability of the movement of the pressing plate 10.
The periphery of the pressure plate 10 is sleeved with a sealing gasket 7, and the sealing gasket 7 is filled in a gap between the pressure plate 10 and the inner wall of the measuring box 1 under the condition that the pressure plate 10 is positioned in the measuring box 1.
This road bed soil can bear in the pressure survey device course of operation, at first contracts the telescopic link for the clamp plate 10 is kept away from survey case 1, and survey case 1 is packed into to the road bed soil that will wait to detect again, then drives the telescopic link and extends and compress tightly the road bed soil in survey case 1 with promoting clamp plate 10. In the compaction process of the roadbed soil, the deformation degree of the roadbed soil in the measuring box 1 can be observed in real time through the transparent observing wall 5, so that the pressure sensor 3 is combined to measure the pressure change in the deformation process of the roadbed soil in real time.
In this way, in the present real-time mode, the roadbed soil filled in the measuring box 1 is compacted by the telescopic rod, and the deformation pressure of the roadbed soil is measured by the pressure sensor 3 in the groove 2 at the bottom of the measuring box 1. This road bed soil can bear pressure survey device, simple structure, and convenient to use has reduced relative cost of manufacture and use cost, is fit for promoting.
In the embodiment, the top plate 11 and the measuring box 1 are integrated through the connecting support 13, so that the stability of the moving track of the pressing plate 10 relative to the measuring box 1 is ensured, the deviation between the pressing plate 10 and the measuring box 1 in the moving process is avoided, and the accuracy of measurement is ensured.
In this embodiment, the setting of sealed pad 7 has guaranteed that clamp plate 10 has good leakproofness at the in-process of compaction survey case 1 medium road foundation soil, survey case 1 to avoid road foundation soil to reveal, with the accuracy of further guaranteeing road foundation soil measurement.
In the present embodiment, the gasket 7 is a rubber gasket. And, the periphery of the pressure plate 10 is provided with a clamping groove 12, and the inner periphery of the sealing gasket 7 is provided with a ring of clamping ring 8 which protrudes inwards and is matched with the clamping groove 12. So, sealed 7 of filling up installs in clamp plate 10 periphery through the combination of rand 8 with draw-in groove 12, and it is convenient to change, is favorable to solving the problem that sealed 7 of filling up in the measurement process weares and teares.
In the present embodiment, the device further includes a protection plate 6, and the protection plate 6 is mounted on the lower surface of the pressure plate 10 and attached to the pressure plate 10. Therefore, in the roadbed soil compaction process, the guard plate 6 is in contact with roadbed soil, so that the abrasion to the pressing plate 10 during pressing is reduced, and the service life of equipment is prolonged. Specifically, in the present embodiment, the protector plate 6 and the pressure plate 10 are connected by screws.
In the present embodiment, the gasket 7 covers the outer peripheries of the pressure plate 10 and the protector plate 6 at the same time to ensure sealing of the foundation soil.
In this embodiment, the telescopic rod is an electric telescopic rod to facilitate driving the platen 10 to move automatically through the telescopic rod.
In this embodiment, the pressure sensor detection device further comprises a display screen, the display screen is installed on the measurement box 1 or the connecting bracket 13, and the display screen is connected with the pressure sensor 3 and used for displaying the detection value of the pressure sensor 3. So, conveniently through display screen and transparent observation wall 5 on-the-spot ground deformation pressure carry out direct observation.
The above description is only the specific implementation of the preferred embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can be in the technical scope of the present invention, and according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (9)
1. A roadbed soil bearable pressure measuring device is characterized by comprising: the device comprises a measuring box (1), a connecting bracket (13), a top plate (11), a pressing plate (10) and an expansion link (14);
the top of the measuring box (1) is of an open structure, one side of the measuring box (1) is provided with a transparent observing wall (5) for observing the inside of the measuring box (1), and the transparent observing wall (5) is provided with scales (4); the bottom of the measuring box (1) is provided with a groove (2) communicated with the inner periphery of the measuring box (1), and a pressure sensor (3) is arranged in the groove (2);
the connecting support (13) is arranged on the measuring box (1), and the top plate (11) is arranged on the connecting support (13) and is positioned above the measuring box (1); the telescopic rod (14) is installed on the lower surface of the top plate (11), the pressing plate (10) is installed at the bottom end of the telescopic rod (14), the pressing plate (10) moves up and down along with the telescopic rod (14), and the moving track of the pressing plate (10) passes through the opening of the measuring box (1);
the periphery of the pressing plate (10) is sleeved with a sealing gasket (7), the pressing plate (10) is positioned in the measuring box (1), and the sealing gasket (7) is filled in a gap between the pressing plate (10) and the inner wall of the measuring box (1).
2. The roadbed soil loadable pressure determination device according to claim 1, wherein the telescopic rod (14) is an electrically telescopic rod.
3. The roadbed soil loadable pressure determination apparatus according to claim 1, wherein the telescopic rod (14) coincides with the central axis of the pressure plate (10).
4. The roadbed soil loadable pressure determination device according to claim 1, wherein the outer circumference of the pressure plate (10) is provided with a groove (12), and the inner circumference of the sealing pad (7) is provided with a ring of inwardly protruding collars (8) matching the groove (12).
5. The roadbed soil loadable pressure measuring device according to claim 1, further comprising a guard plate (6), wherein the guard plate (6) is mounted on the lower surface of the pressure plate (10) and attached to the pressure plate (10).
6. A device for determining the loadable pressure of subgrade soil according to claim 5, characterized in that the guard plate (6) is connected to the pressure plate (10) by means of screws (9).
7. A device for determining the loadable road-foundation-soil pressure according to claim 5, characterized in that the sealing gasket (7) is a rubber sealing gasket.
8. The roadbed soil loadable pressure determination apparatus according to claim 1, wherein the sealing pad (7) covers both the pressing plate (10) and the outer periphery of the guard plate (6).
9. The device for measuring the loadable pressure of the subgrade soil according to claim 1, further comprising a display screen mounted on the measuring box (1) or the connecting bracket (13), the display screen being connected with the pressure sensor (3) for displaying the detection value of the pressure sensor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406949.XU CN209878484U (en) | 2019-03-28 | 2019-03-28 | Roadbed soil bearable pressure measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406949.XU CN209878484U (en) | 2019-03-28 | 2019-03-28 | Roadbed soil bearable pressure measuring device |
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| Publication Number | Publication Date |
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| CN209878484U true CN209878484U (en) | 2019-12-31 |
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| CN201920406949.XU Active CN209878484U (en) | 2019-03-28 | 2019-03-28 | Roadbed soil bearable pressure measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112326477A (en) * | 2020-11-25 | 2021-02-05 | 江苏安锦橡胶有限公司 | Rubber fender fatigue strength testing arrangement |
| CN114457776A (en) * | 2022-03-21 | 2022-05-10 | 湖北交投智能检测股份有限公司 | Highway subgrade compressive resistance field detection device |
-
2019
- 2019-03-28 CN CN201920406949.XU patent/CN209878484U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112326477A (en) * | 2020-11-25 | 2021-02-05 | 江苏安锦橡胶有限公司 | Rubber fender fatigue strength testing arrangement |
| CN114457776A (en) * | 2022-03-21 | 2022-05-10 | 湖北交投智能检测股份有限公司 | Highway subgrade compressive resistance field detection device |
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