CN215298645U - Road foundation model - Google Patents
Road foundation model Download PDFInfo
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- CN215298645U CN215298645U CN202121057257.2U CN202121057257U CN215298645U CN 215298645 U CN215298645 U CN 215298645U CN 202121057257 U CN202121057257 U CN 202121057257U CN 215298645 U CN215298645 U CN 215298645U
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Abstract
The utility model discloses a road foundation model, including shell and controller, the inner wall fixedly connected with mounting panel of shell, the top of mounting panel is provided with evenly distributed's monitoring structure, the top of monitoring structure is provided with the backup pad, the interior diapire of shell is provided with evenly distributed's return structure, the top of return structure runs through the mounting panel and is linked together with the monitoring structure. The utility model discloses a when well monitoring structure pressurized, the lifter drives sealed the pad and moves down, air in the fixed frame of compression, with air compression in the fixed frame to the return structure in, displacement sensor detects the distance of the decline displacement of backup pad, and this mode has avoided the uncontrollable factor of compression spring self, improve the precision of test result, can utilize the inflation inlet to aerify gas storage bag and monitoring structure inside, and can select corresponding atmospheric pressure according to different actual measurement requirements, utilize the manometer to observe.
Description
Technical Field
The utility model belongs to the technical field of the road design, concretely relates to road foundation model.
Background
The subgrade model comprises a wired elastic foundation model, a non-linear elastic foundation model, an elastic-plastic foundation model and the like, the foundation of the road design usually adopts the elastic foundation model to carry out an analysis theory, wherein the Weckel foundation model is the most common, but the Weckel foundation model ignores shear stress and is easy to generate errors when foundation settlement is calculated. In order to overcome the problem that the shear stress is neglected in the Weckel foundation model and errors are easy to occur when the foundation settlement is calculated, the utility model with the publication number of CN212477677U discloses a road foundation simulation model for road design, which can drive the displacement of a supporting plate which is not pressed by a road model under the pressure action of the road model by arranging a plastic film to simulate the sudden shear stress when the foundation subsides, but utilizes a supporting spring to support the supporting plate, the elastic performance of the supporting spring can be influenced by the use times during the use process, the more the use times, the more easily a compression spring is bent, the deeper the supporting plate is sunken, when an equivalent object passes through, the shear stress suffered by the simulation foundation is different, the effective service life is influenced, and the accuracy of the detection result is also influenced, resulting in unstable detection results.
SUMMERY OF THE UTILITY MODEL
To the not enough and defect that prior art exists, the utility model aims to provide an effective long service life, and detect stable in structure's road foundation model.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a road foundation model comprises a shell and a controller, wherein a mounting plate is fixedly connected to the inner wall of the shell, monitoring structures which are uniformly distributed are arranged at the top end of the mounting plate, supporting plates are arranged at the top end of the monitoring structures, return structures which are uniformly distributed are arranged on the inner bottom wall of the shell, the top ends of the return structures penetrate through the mounting plate and are communicated with the monitoring structures, track structures are arranged at the top ends of the supporting plates, a displacement sensor is arranged in the monitoring structures, plastic molds are arranged at the top ends of the supporting plates, and strip-shaped grooves are formed in the top ends of the plastic molds;
the monitoring structure comprises a fixed frame and a lifting rod, the fixed frame is arranged at the top end of the mounting plate, and the bottom end of the lifting rod penetrates through the fixed frame and is provided with a sealing gasket;
through above-mentioned technical scheme, when the simulation car was walked in the runway structure, the bottom of simulation car can contact with the top of backup pad to extrude the monitoring structure, the lifter drives sealed the pad and moves down, and the air in the fixed frame of compression is with the air compression in the fixed frame to return structure, and displacement sensor detects the distance of the decline displacement of backup pad.
Furthermore, observation frames are arranged on the periphery of the shell, and the observation frames are transparent glass components;
through above-mentioned technical scheme, can observe inside operation and the situation of change in the shell through the observation frame for operating personnel knows the experimental concrete condition more.
Furthermore, the return structure comprises an air storage bag, the air storage bag is arranged on the inner bottom wall of the outer shell, an air conveying pipe is arranged at the top end of the air storage bag, and the top end of the air conveying pipe penetrates through the mounting plate and is communicated with the fixing frame;
through above-mentioned technical scheme, monitoring structure and return structure are the same at inside atmospheric pressure under the condition that does not have analogue test, receive when extrudeing in the monitoring structure, are equivalent to the space among compression monitoring structure and the return structure, and gas pressurized in the monitoring structure can get into the gas storage bag through the gas-supply pipe, but when the monitoring structure is not pressurized, and gas among the return structure can drive the change that the monitoring structure takes place to influence, drives the backup pad and returns the normal position.
Further, an inflation inlet is formed in the top end of the air storage bag, a sealing cover is arranged at the top end of the inflation inlet, and a pressure gauge is arranged on one side of the fixing frame;
through above-mentioned technical scheme, can utilize the inflation inlet to aerify gas storage bag and monitoring structure inside, and can select corresponding atmospheric pressure according to different actual measurement requirements, utilize the manometer to survey to reach the purpose that the backup pad of control goes up and down, improve the precision of test result.
Furthermore, the runway structure comprises runway frames and screw rods, the runway frames are arranged at the top ends of the support plates, two ends of each screw rod penetrate through the runway frames, and two side plates are arranged on the surfaces of the screw rods;
through above-mentioned technical scheme, can place the simulation car between two curb plates, utilize the curb plate to plan the route of traveling of simulation car, can adjust the distance between two curb plates according to the condition of concrete test simultaneously, rotatory lead screw, lead screw rotate and drive two curb plates and take place corresponding removal to reach the simulation car of more laminating of runway structure.
Furthermore, one side of the side plate is fixedly connected with a positioning rod, and the other end of the positioning rod penetrates through the runway frame and extends to the outside of the runway frame;
through above-mentioned technical scheme, the locating lever follows curb plate synchronous movement, and the curb plate to in adjusting is spacing in step, avoids the curb plate to take place the skew in accommodation process.
To sum up, the utility model discloses following beneficial effect has:
1. through setting up return structure, monitoring structure and return structure are the same at inside atmospheric pressure under the condition that does not have analogue test, receive when extrudeing in the monitoring structure, be equivalent to the space in compression monitoring structure and the return structure, and gas pressurized in the monitoring structure can get into the gas storage bag through the gas-supply pipe, but when monitoring structure not pressurized, and gas in the return structure can drive the change that monitoring structure took place to influence, drives the backup pad and returns normal position, effective long service life.
2. Through setting up inflation inlet and manometer, can utilize the inflation inlet to aerify gas storage bag and monitoring structure inside, and can select corresponding atmospheric pressure according to different actual measurement requirements, utilize the manometer to survey to reach the purpose that the backup pad of control goes up and down, improve the precision of test result, guarantee the stability of experimental result.
Drawings
FIG. 1 is a perspective view of a road foundation model of the present invention;
FIG. 2 is an internal cross-sectional view of the outer shell of the road foundation model of the present invention;
fig. 3 is a schematic connection diagram of the road foundation model monitoring structure and the return structure of the present invention;
fig. 4 is an enlarged view at a in fig. 1.
Description of reference numerals: 1. a housing; 2. a controller; 3. an observation frame; 4. a support plate; 5. monitoring the structure; 501. a fixing frame; 502. a lifting rod; 503. a gasket; 6. a displacement sensor; 7. a pressure gauge; 8. mounting a plate; 9. a return structure; 901. a gas storage bag; 902. a gas delivery pipe; 903. an inflation inlet; 10. a runway structure; 1001. a runway frame; 1002. a side plate; 1003. a screw rod; 1004. positioning a rod; 11. plastic molding; 12. a strip-shaped groove.
Detailed Description
Example (b):
the present invention will be described in further detail with reference to the accompanying fig. 1-4.
As shown in fig. 1, 2 and 3, a road foundation model, including shell 1 and controller 2, the inner wall fixedly connected with mounting panel 8 of shell 1, mounting panel 8's top is provided with evenly distributed's monitoring structure 5, monitoring structure 5's top is provided with backup pad 4, shell 1's interior diapire is provided with evenly distributed's return structure 9, return structure 9's top is run through mounting panel 8 and is linked together with monitoring structure 5, the top of a plurality of backup pads 4 is provided with runway structure 10, monitoring structure 5's inside is provided with displacement sensor 6, the top of a plurality of backup pads 4 is provided with plastic mold 11, plastic mold 11's top is provided with bar groove 12. The monitoring structure 5 of this embodiment includes fixed frame 501 and lifter 502, fixed frame 501 sets up in the top of mounting panel 8, the bottom of lifter 502 runs through fixed frame 501 and is provided with sealed the pad 503, sealed pad 503 constitutes relative inclosed space with fixed frame 501, when the simulation car walks in runway structure 10, can extrude monitoring structure 5, lifter 502 drives sealed pad 503 downstream, compress the air in the fixed frame 501 to return structure 9 in, displacement sensor 6 detects the distance of the decline displacement of backup pad 4.
All be provided with observation frame 3 around shell 1, observation frame 3 is the transparent glass component, can observe the inside operation and the situation of change in the shell 1 through observation frame 3. Referring to fig. 3, return structure 9 of this embodiment includes gas storage bag 901, gas storage bag 901 sets up in the interior diapire of shell 1, the top of gas storage bag 901 is provided with gas-supply pipe 902, mounting panel 8 is run through on the top of gas-supply pipe 902 and with fixed frame 501 intercommunication, the change that monitoring structure 5 took place to influence can be driven to gas in return structure 9, it returns the normal position to drive backup pad 4, the top of gas storage bag 901 is provided with inflation inlet 903, the top of inflation inlet 903 is provided with sealed lid, one side of fixed frame 501 is provided with manometer 7, can select corresponding atmospheric pressure according to different actual measurement requirements, utilize manometer 7 to observe.
As shown in fig. 4, the runway structure 10 of this embodiment includes a runway frame 1001 and a lead screw 1003, the runway frame 1001 is disposed on top ends of the plurality of supporting plates 4, two ends of the lead screw 1003 all penetrate through the runway frame 1001, two side plates 1002 are disposed on a surface of the lead screw 1003, a positioning rod 1004 is fixedly connected to one side of the side plates 1002, and the other end of the positioning rod 1004 penetrates through the runway frame 1001 and extends to an outside of the runway frame 1001.
The utility model discloses a working process and theory of operation: adjusting the runway structure 10 according to the simulated vehicle, rotating the screw rod 1003, driving the two side plates 1002 to move correspondingly by the rotation of the screw rod 1003, achieving the purpose of adjustment, when the simulated vehicle travels in the runway structure 10, the bottom of the simulated vehicle contacts with the top end of the supporting plate 4 and extrudes the monitoring structure 5, the lifting rod 502 drives the sealing gasket 503 to move downwards, compressing the air in the fixing frame 501 into the return structure 9, detecting the distance of the descending displacement of the supporting plate 4 by the displacement sensor 6, guiding the gas in the monitoring structure 5 into the gas storage bag 901 by the gas pipe 902, but when the monitoring structure 5 is not pressed, the gas in the return structure 9 drives the monitoring structure 5 to change by the influence, driving the supporting plate 4 to return to the original position, and inflating the gas storage bag 901 and the inside of the monitoring structure 5 by the inflating port 903, and corresponding air pressure can be selected according to different actual measurement requirements, and the pressure gauge 7 is used for observation, so that the purpose of controlling the lifting of the supporting plate 4 is achieved, and the accuracy of a test result is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a road foundation model, includes shell (1) and controller (2), its characterized in that: the inner wall of the shell (1) is fixedly connected with a mounting plate (8), the top end of the mounting plate (8) is provided with uniformly distributed monitoring structures (5), the top end of each monitoring structure (5) is provided with a supporting plate (4), the inner bottom wall of the shell (1) is provided with uniformly distributed return structures (9), the top ends of the return structures (9) penetrate through the mounting plate (8) and are communicated with the monitoring structures (5), the top ends of the supporting plates (4) are provided with track structures (10), the monitoring structures (5) are internally provided with displacement sensors (6), the top ends of the supporting plates (4) are provided with plastic molds (11), and the top ends of the plastic molds (11) are provided with strip-shaped grooves (12);
monitoring structure (5) are including fixed frame (501) and lifter (502), fixed frame (501) set up in the top of mounting panel (8), the bottom of lifter (502) runs through fixed frame (501) and is provided with sealed pad (503).
2. The road foundation model of claim 1, wherein: all be provided with observation frame (3) around shell (1), observation frame (3) are the transparent glass component.
3. The road foundation model of claim 1, wherein: the return structure (9) comprises an air storage bag (901), the air storage bag (901) is arranged on the inner bottom wall of the shell (1), an air conveying pipe (902) is arranged at the top end of the air storage bag (901), and the top end of the air conveying pipe (902) penetrates through the mounting plate (8) and is communicated with the fixing frame (501).
4. A road foundation model as claimed in claim 3, wherein: the top end of the air storage bag (901) is provided with an air inflation opening (903), the top end of the air inflation opening (903) is provided with a sealing cover, and one side of the fixing frame (501) is provided with a pressure gauge (7).
5. The road foundation model of claim 1, wherein: the runway structure (10) comprises runway frames (1001) and screw rods (1003), the runway frames (1001) are arranged at the top ends of the supporting plates (4), two ends of the screw rods (1003) penetrate through the runway frames (1001), and two side plates (1002) are arranged on the surface of the screw rods (1003).
6. The road foundation model of claim 5, wherein: one side of the side plate (1002) is fixedly connected with a positioning rod (1004), and the other end of the positioning rod (1004) penetrates through the runway frame (1001) and extends to the outside of the runway frame (1001).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121057257.2U CN215298645U (en) | 2021-05-18 | 2021-05-18 | Road foundation model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121057257.2U CN215298645U (en) | 2021-05-18 | 2021-05-18 | Road foundation model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215298645U true CN215298645U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121057257.2U Active CN215298645U (en) | 2021-05-18 | 2021-05-18 | Road foundation model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215298645U (en) |
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2021
- 2021-05-18 CN CN202121057257.2U patent/CN215298645U/en active Active
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