CN215297000U - Roadbed pavement resilience and deflection detection device - Google Patents
Roadbed pavement resilience and deflection detection device Download PDFInfo
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- CN215297000U CN215297000U CN202121410280.5U CN202121410280U CN215297000U CN 215297000 U CN215297000 U CN 215297000U CN 202121410280 U CN202121410280 U CN 202121410280U CN 215297000 U CN215297000 U CN 215297000U
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Abstract
The utility model relates to a road bed road surface resilience deflection detection device, including the frame, locate wheel and the carriage on the frame under the frame, the carriage is equipped with control panel outward, is equipped with the connecting plate before the frame, connecting plate fixedly connected with draw gear, draw gear include connecting rod, bracing piece and dead lever, and connecting rod one end is fixed in connecting plate, other end connection dead lever, and connecting rod one end is fixed in connecting plate, the other end and is fixed in the dead lever, is equipped with the screw that is used for fixed spiro union traction ring on the dead lever. The resilience deflection detection device of the utility model ensures the firmness of the connection between the traction device and the detection device main body through the connecting rod and the supporting rod; through dead lever and traction vehicle fixed connection, guarantee after the dead lever is fixed that there is not relative displacement when moving between draw ring of draw gear and traction vehicle for whole detection device's orbit can be predetermine, and detection device and traction vehicle can not bump when having the acceleration simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the road bed road surface detection technique and specifically relates to a road bed road surface resilience deflection detection device.
Background
With the rapid development of society, more and more vehicles are running on the road. In order to ensure the normal operation of the road, the road surface needs to be scientifically detected to realize high-quality planning of the road surface condition. The resilience deflection amount of the road surface not only reflects the overall rigidity and strength of the roadbed and road surface structure, but also has certain internal relation with the use state of the road surface.
The existing heavy hammer detection method is matched with a traction vehicle, so that efficient detection can be realized. However, in the running process, the running track of the detection device cannot be guaranteed due to the movable connection between the common traction hanging rope and the traction rod and the traction vehicle, and once the traction vehicle turns a corner or is too fast, the deviation track is easily caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the defects in the prior art, the device for detecting the rebound deflection of the roadbed and the road surface is provided.
The utility model provides a technical scheme that its technical problem adopted is: a roadbed pavement resilience and deflection detection device comprises a vehicle frame, wheels arranged below the vehicle frame and a carriage arranged on the vehicle frame, wherein an inner cavity is arranged in the carriage, a guide rod is vertically arranged in the inner cavity, hydraulic pumps are arranged on two sides of the inner cavity, a heavy hammer is arranged on the guide rod, a buffer block is arranged at the bottom of the guide rod, a deflection sensor is arranged below the buffer block, a force sensor is arranged at the bottom of the deflection sensor, a loading plate is arranged at the bottom of the force sensor,
a control panel is arranged outside the carriage, a connecting plate is arranged in front of the frame, the connecting plate is fixedly connected with a traction device,
the traction device comprises two groups of connecting rods, supporting rods and fixing rods which are symmetrically arranged, one end of each connecting rod is fixed on the connecting plate, the other end of each connecting rod is connected with the fixing rod, one end of each connecting rod is fixed on the connecting plate, the other end of each connecting rod is fixed on the fixing rod, and the fixing rod is provided with a screw hole for fixing the traction ring in a threaded connection mode. The firmness of connection between the traction device and the detection device main body is ensured through the connecting rod and the supporting rod; through dead lever and traction vehicle fixed connection, guarantee after the dead lever is fixed that there is not relative displacement when moving between draw ring of draw gear and traction vehicle for whole detection device's orbit can be predetermine, and detection device and traction vehicle can not bump when having the acceleration simultaneously.
Furthermore, the connecting plate is vertically and slidably connected to the frame, and the connecting plate is electrically connected to the servo motor. The height of the connecting plate is adjusted, the stability of connection of the traction device and a traction vehicle is ensured, and unnecessary displacement caused by height difference is avoided.
Furthermore, the deflection sensor, the force sensor, the hydraulic pump and the servo motor are electrically connected to the control panel.
Furthermore, an included angle alpha exists between the connecting rod of the traction device and the connecting plate, and the range of the angle alpha is 45-60 degrees;
an included angle beta exists between the supporting rod and the connecting plate, and the range of the beta is 60-90 degrees.
Furthermore, the two groups of fixing rods are arranged in parallel. The traction ring of the traction vehicle is arranged between the two groups of fixing rods, and the fixing rods and the traction ring are fixedly connected through the bolts, so that the traction ring is limited between the fixing rods, and no relative displacement can be generated between the traction ring and the fixing rods during movement, and further no relative displacement exists between the traction device and the traction ring of the traction vehicle during operation.
The utility model has the advantages that: the utility model discloses a roadbed pavement resilience deflection detection device, which ensures the firmness of the connection between the traction device and the detection device main body through the connecting rod and the supporting rod; through dead lever and traction vehicle fixed connection, guarantee after the dead lever is fixed that there is not relative displacement when moving between draw ring of draw gear and traction vehicle for whole detection device's orbit can be predetermine, and detection device and traction vehicle can not bump when having the acceleration simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a top view of the traction device of the present invention.
Reference numbers in the figures: 1-frame, 2-wheel, 3-carriage, 4-cavity, 5-hydraulic pump, 6-control panel, 7-servo motor, 8-connecting plate, 9-traction device, 41-guide rod, 42-weight, 43-buffer block, 44-deflection sensor, 45-force sensor, 46-loading plate, 91-connecting rod, 92-supporting rod and 93-fixing rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The roadbed pavement resilience and deflection detection device shown in figure 1 comprises a frame 1, wheels 2 arranged below the frame 1 and a carriage 3 arranged on the frame 1, wherein an inner cavity 4 is arranged in the carriage 3, a guide rod 41 is vertically arranged in the inner cavity 4, hydraulic pumps 5 are arranged on two sides of the inner cavity 4, a heavy hammer 42 is arranged on the guide rod 41, a buffer block 43 is arranged at the bottom of the guide rod 41, a deflection sensor 44 is arranged below the buffer block 43, a force sensor 45 is arranged at the bottom of the deflection sensor 44, a loading plate 46 is arranged at the bottom of the force sensor 45,
a control panel 6 is arranged outside the carriage 3, a connecting plate 8 is arranged in front of the frame 1, the connecting plate 8 is fixedly connected with a traction device 9,
The connecting plate 8 is vertically connected to the frame 1 in a sliding mode, and the connecting plate 8 is electrically connected to the servo motor 7.
The deflection sensor 44, the force sensor 45, the hydraulic pump 5 and the servo motor 7 are electrically connected to the control panel 6.
An included angle alpha exists between the connecting rod 91 of the traction device 9 and the connecting plate 8, and the range of the angle alpha is 45-60 degrees;
an included angle beta is formed between the supporting rod 92 and the connecting plate 8, and the range of the included angle beta is 60-90 degrees.
The two groups of fixing rods 93 are arranged in parallel. The traction ring of the traction vehicle is arranged between the two groups of fixing rods 93, and the fixing rods 93 and the traction ring are fixedly connected through bolts, so that the traction ring is limited between the fixing rods 93, and no relative displacement is generated between the traction ring and the fixing rods 93 during movement, and further no relative displacement exists between the traction device and the traction ring of the traction vehicle during operation.
The utility model discloses a road bed road surface resilience deflection detection device, the during operation is earlier through 8 high back traction ring fixed connection with draw gear 9 and traction vehicle of servo motor 7 adjusting connection board again, remove detection device to relevant position through traction vehicle, under control panel 6's control during the use, release after upwards promoting weight 42 to appointed height along guide arm 41 through hydraulic pump 5, weight 42 impacts load plate 46 downwards under the action of gravity, make the road surface produce certain deformation, the data on corresponding module collection deflection sensor 44 and the force transducer 45 in the control panel 6, thereby carry out the analysis and draw corresponding conclusion.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a road bed road surface resilience deflection detection device, includes frame (1), locates carriage (3) on wheel (2) and frame (1) under frame (1), its characterized in that: an inner cavity (4) is arranged in the carriage (3), a guide rod (41) is vertically arranged in the inner cavity (4), hydraulic pumps (5) are arranged on two sides of the inner cavity (4), a heavy hammer (42) is arranged on the guide rod (41), a buffer block (43) is arranged at the bottom of the guide rod (41), a deflection sensor (44) is arranged below the buffer block (43), a force sensor (45) is arranged at the bottom of the deflection sensor (44), a loading plate (46) is arranged at the bottom of the force sensor (45),
a control panel (6) is arranged outside the carriage (3), a connecting plate (8) is arranged in front of the frame (1), the connecting plate (8) is fixedly connected with a traction device (9),
draw gear (9) including connecting rod (91), bracing piece (92) and dead lever (93) that two sets of symmetries set up, connecting rod (91) one end be fixed in connecting plate (8), the dead lever (93) is connected to the other end, connecting rod (91) one end is fixed in connecting plate (8), the other end is fixed in dead lever (93), dead lever (93) on be equipped with the screw that is used for fixed spiro union traction ring.
2. The apparatus for detecting rebound and deflection of a roadbed and road surface according to claim 1, wherein: the connecting plate (8) is vertically connected to the frame (1) in a sliding mode, and the connecting plate (8) is electrically connected to the servo motor (7).
3. The apparatus for detecting rebound and deflection of a roadbed and road surface according to claim 1, wherein: and the deflection sensor (44), the force sensor (45), the hydraulic pump (5) and the servo motor (7) are electrically connected with the control panel (6).
4. The apparatus for detecting rebound and deflection of a roadbed and road surface according to claim 1, wherein: an included angle alpha exists between a connecting rod (91) of the traction device (9) and the connecting plate (8), and the range of the angle alpha is 45-60 degrees;
an included angle beta is formed between the supporting rod (92) and the connecting plate (8), and the range of the included angle beta is 60-90 degrees.
5. The apparatus for detecting rebound and deflection of a roadbed and road surface according to claim 1, wherein: the two groups of fixing rods (93) are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121410280.5U CN215297000U (en) | 2021-06-24 | 2021-06-24 | Roadbed pavement resilience and deflection detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121410280.5U CN215297000U (en) | 2021-06-24 | 2021-06-24 | Roadbed pavement resilience and deflection detection device |
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| Publication Number | Publication Date |
|---|---|
| CN215297000U true CN215297000U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121410280.5U Active CN215297000U (en) | 2021-06-24 | 2021-06-24 | Roadbed pavement resilience and deflection detection device |
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| Country | Link |
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| CN (1) | CN215297000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115182221A (en) * | 2022-08-03 | 2022-10-14 | 洛阳理工学院 | Full-automatic roadbed pavement rebound deflection tester and testing method |
-
2021
- 2021-06-24 CN CN202121410280.5U patent/CN215297000U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115182221A (en) * | 2022-08-03 | 2022-10-14 | 洛阳理工学院 | Full-automatic roadbed pavement rebound deflection tester and testing method |
| CN115182221B (en) * | 2022-08-03 | 2024-03-15 | 洛阳理工学院 | Full-automatic roadbed and pavement rebound deflection tester and test method |
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