Asphalt mixture water permeability coefficient detection device

Abstract

The utility model relates to the technical field of asphalt mixture water permeability coefficient detection, and discloses an asphalt mixture water permeability coefficient detection device which comprises a mounting plate and a bottom box, and the bottom box is fixedly mounted at the top end of the mounting plate. When the asphalt mixture water permeability coefficient detection device is used, after a detection material is fixed to the top end of the fixing plate, a first water pump can be controlled to be started, water stored in a water storage tank is pumped out through a first water pumping pipe and guided into a measuring cylinder through a first water outlet pipe, and automatic water feeding detection is carried out; a second water pump can be controlled to start, detection water in the measuring cylinder can be pumped back through a second water pumping pipe and is guided into the water storage tank again through a second water outlet pipe to be stored, manual water feeding and water discharging are not needed in the detection process, operation and use are more convenient, and the detection efficiency is improved. The problem that automatic recovery and automatic water feeding of internal detection water are inconvenient when the device is used for detection is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of asphalt mixture water permeability coefficient detection, in particular to an asphalt mixture water permeability coefficient detection device. Background Art

[0002] Asphalt mixture water permeability coefficient test refers to the amount of water seeping out of asphalt material from unit area per unit time under specific simulated conditions. The water permeability test can intuitively reflect the speed and degree of water seepage of asphalt waterproofing material under water pressure. The smaller the water permeability coefficient, the stronger the waterproof ability. The asphalt mixture water permeability coefficient detection device will be used in the process of testing the water permeability coefficient of asphalt mixture materials.

[0003] However, after the asphalt mixture water permeability coefficient detection device is used to detect the water permeability coefficient of the asphalt mixture, most of the test water is directly discharged, and the test water cannot be recycled, resulting in a certain amount of water resource waste. At the same time, the drainage process is prone to leakage, causing dirt on the device, and when conducting water supply detection, manual water supply is required, which is insufficient. There is no measure for automatic recovery and automatic water supply of internal test water when the device is used for detection.

[0004] Now, a new type of asphalt mixture water permeability coefficient detection device is proposed to solve the above-mentioned shortcomings. Utility Model Content

[0005] The utility model aims to provide a device for detecting water permeability coefficient of asphalt mixture, so as to solve the problem inconvenient to automatically recycle and automatically fill water for internal detection water when the device is used for detection, as mentioned in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an asphalt mixture water permeability coefficient detection device, comprising a mounting plate and a bottom box, the top of the mounting plate is fixedly mounted with the bottom box, and the top of the bottom box is provided with a pressing plate, the inside of the pressing plate is vertically penetrated and fixed with a measuring cylinder, and the left side of the top of the mounting plate is provided with a circulation mechanism for recycling the detected water to reduce the waste of water resources;

[0007] The circulation mechanism includes a water tank, a first water pumping pipe, a water inlet, a first water pump, a first water outlet pipe, a second water pump, a second water pumping pipe and a second water outlet pipe. The water tank is fixedly installed on the left side of the top of the mounting plate, and the first water pump is fixedly installed at the front end of the top of the water tank, the first water pump is fixedly installed at the input end of the first water pump, and the first water outlet pipe is installed at the output end of the first water pump, the second water pump is fixedly installed at the rear end of the top of the water tank, and the second water pumping pipe is installed at the input end of the second water pump, and the second water outlet pipe is installed at the output end of the second water pump, and the water inlet is welded and fixed at the middle position of the top of the water tank.

[0008] Preferably, the left sides of the first water pumping pipe and the second water outlet pipe respectively penetrate the top of the water tank and extend downward to the bottom of the inside of the water tank, and the right sides of the first water outlet pipe and the second water pumping pipe respectively penetrate the inside of the measuring cylinder.

[0009] Preferably, screw rods are vertically fixed on both sides of the top of the bottom box, sockets are opened inside both sides of the top of the pressure plate, and the sockets pass through the inside of the pressure plate, locking rings are provided on both sides of the top of the pressure plate, and gaskets are provided at the bottom ends of the locking rings.

[0010] Preferably, the top end of the screw rod passes through the interior of the insertion hole, the exterior of the screw rod is provided with an external thread, and the interior of the locking ring is provided with an internal thread matching the external thread.

[0011] Preferably, a fixing plate is fixed inside the bottom box, and a plurality of drain grooves are provided through the inside of the fixing plate.

[0012] Preferably, a bottom plate is provided at the bottom end of the mounting plate, and fixing frames are welded and fixed at the four corners of the top end of the bottom plate, and an inner hole is opened inside the top end of the fixing frame, and guide rods are vertically mounted and fixed at the four corners of the bottom end of the mounting plate, and the bottom ends of the guide rods pass through the inner holes, and a mounting frame is vertically mounted and fixed at the middle position of the top end of the bottom plate, and a threaded sleeve is movably connected to the top end of the mounting frame, a handle is welded and fixed to the outside of the threaded sleeve, and a lead screw is vertically movably mounted at the bottom end of the mounting plate.

[0013] Preferably, the bottom end of the lead screw passes through the inside of the threaded sleeve and the mounting frame respectively, the lead screw is connected to the internal thread of the threaded sleeve, the bottom end of the guide rod passes through the inside of the inner hole, and the handles are arranged in three groups at equal intervals on the outside of the threaded sleeve.

[0014] Preferably, the front end of the measuring cylinder is provided with a scale, the bottom end of the outside of the measuring cylinder is provided with a sealant, a drain pipe is fixed to the right side of the bottom box, and a valve is installed on the drain pipe.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the asphalt mixture water permeability coefficient detection device not only realizes the convenience of automatically recovering and automatically filling the internal detection water when the device is used for detection, realizes the convenience of installing the test asphalt mixture material, but also realizes the convenience of adjusting the operating height of the detection device;

[0016] (1) The device is provided with a mounting plate, a water storage tank, a first water pump, a first water outlet, a measuring tube, a second water pump, a second water pump and a second water outlet. When the device is used for testing, the testing material is fixed on the top of the fixing plate and the bottom of the measuring tube is sealed at the contact position with the top of the material by applying sealant. Then, the first water pump can be controlled to start, and the water stored in the water storage tank is pumped out by the first water pump and introduced into the measuring tube through the first water outlet for automatic water filling test. During the test, the water infiltration loss inside the measuring tube is checked by checking the scale on the corresponding measuring tube to test the water permeability coefficient of the asphalt mixture. After the test, the second water pump can be controlled to start and the testing water in the measuring tube can be pumped back by the second water pump and introduced into the internal storage of the water storage tank through the second water outlet. The test process does not require manual water filling and drainage, and the operation is more convenient.

[0017] (2) By providing a pressing plate, a measuring tube, a sealant, a fixing plate, a bottom box, a screw rod, a locking ring, a gasket and a socket, when the device is used to test the material, the pressing plate is first moved up and the material block is placed on the top of the fixing plate. Then, the pressing plate is moved down and the bottom end of the measuring tube is pressed against the material block. Then, the locking rings provided on the screw rod are screwed down and pressed against the top of the pressing plate. The measuring tube is pressed against the top of the material block. After the sealant is applied around the connection, the test material block can be quickly installed. The adjustable height pressing plate is also convenient for installing and testing asphalt mixed material blocks of different thicknesses.

[0018] (3) By providing a base plate, a mounting plate, a guide rod, a fixing frame, a mounting frame, a lead screw, a threaded sleeve, a handle and an inner hole, when the detection device is used, the threaded sleeve can be rotated by using the handle at the bottom end of the mounting plate. When the threaded sleeve rotates, the lead screw connected with the internal thread can be driven to extend upward from the inside of the mounting frame. At the same time, the operating height of the mounting plate and the bottom detection component can be raised and adjusted, which is convenient for detection personnel of different heights to adjust and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the enlarged structure of the fixing plate of the utility model from top view;

[0021] Figure 3 For this utility model Figure 1 A is an enlarged structural diagram;

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the fixing frame of the utility model;

[0023] Figure 5It is a schematic diagram of the structure of the water storage tank of the utility model from a top view.

[0024] In the figure: 1. bottom plate; 2. mounting plate; 3. water storage tank; 4. first water extraction pipe; 5. water inlet; 6. first water pump; 7. first water outlet pipe; 8. measuring tube; 9. scale; 10. pressure plate; 11. sealant; 12. fixing plate; 13. bottom box; 14. drain pipe; 15. valve; 16. guide rod; 17. fixing frame; 18. mounting frame; 19. screw; 20. threaded sleeve; 21. handle; 22. drain groove; 23. screw; 24. locking ring; 25. gasket; 26. socket; 27. inner hole; 28. second water pump; 29. ​​second water extraction pipe; 30. second water outlet pipe. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1: Please refer to Figure 1-5 , a device for detecting water permeability coefficient of asphalt mixture, comprising a mounting plate 2 and a bottom box 13, the top of the mounting plate 2 is fixedly mounted with the bottom box 13, and the top of the bottom box 13 is provided with a pressing plate 10, a measuring tube 8 is vertically penetrated and fixed inside the pressing plate 10, a scale 9 is provided at the front end of the measuring tube 8, a sealant 11 is provided at the bottom end of the outer part of the measuring tube 8, a drain pipe 14 is fixed on the right side of the bottom box 13, and a valve 15 is installed on the drain pipe 14, and a circulation mechanism for recycling detected water to reduce water waste is provided on the left side of the top of the mounting plate 2;

[0027] The circulation mechanism includes a water tank 3, a first water pumping pipe 4, a water inlet 5, a first water pump 6, a first water outlet pipe 7, a second water pump 28, a second water pumping pipe 29 and a second water outlet pipe 30. The water tank 3 is fixedly mounted on the left side of the top of the mounting plate 2, and the first water pump 6 is fixedly mounted on the front end of the top of the water tank 3, the first water pumping pipe 4 is mounted on the input end of the first water pump 6, the first water outlet pipe 7 is mounted on the output end of the first water pump 6, the second water pump 28 is fixedly mounted on the rear end of the top of the water tank 3, the second water pumping pipe 29 is mounted on the input end of the second water pump 28, the second water outlet pipe 30 is mounted on the output end of the second water pump 28, and the water inlet 5 is welded and fixed at the middle position of the top of the water tank 3;

[0028] The left sides of the first water pumping pipe 4 and the second water outlet pipe 30 respectively penetrate the top of the water storage tank 3 and extend downward to the bottom of the inside of the water storage tank 3, and the right sides of the first water outlet pipe 7 and the second water pumping pipe 29 respectively penetrate the inside of the measuring tube 8;

[0029] Specifically, Figure 1 and Figure 5 As shown, after the detection material is fixed on the top of the fixing plate 12 and the sealant 11 is applied to the contact position between the bottom end of the measuring tube 8 and the top of the material to seal, the first water pump 6 can be controlled to start, and the stored water inside the water tank 3 can be pumped out by the first pumping pipe 4, and introduced into the interior of the measuring tube 8 through the first water outlet pipe 7 for automatic water filling detection. After the detection is completed, the second water pump 28 can be controlled to start, and the detection water inside the measuring tube 8 can be pumped back by the second pumping pipe 29, and re-introduced into the internal storage of the water tank 3 through the second water outlet pipe 30.

[0030] Embodiment 2: Screw rods 23 are vertically fixed on both sides of the top of the bottom box 13, and plug holes 26 are respectively opened inside the two sides of the top of the pressure plate 10, and the plug holes 26 penetrate the inside of the pressure plate 10. Lock rings 24 are respectively provided on both sides of the top of the pressure plate 10, and a gasket 25 is provided at the bottom end of the lock ring 24. The top of the screw rod 23 penetrates the inside of the plug hole 26, the outside of the screw rod 23 is provided with an external thread, and the inside of the lock ring 24 is provided with an internal thread matching the external thread. A fixing plate 12 is fixed inside the bottom box 13, and a plurality of groups of drain grooves 22 are penetrated inside the fixing plate 12;

[0031] Specifically, Figure 1 and Figure 3 As shown, when installing the material, first move the pressing plate 10 upwards and place the material block on the top of the fixing plate 12, then move the pressing plate 10 downwards and make the bottom end of the measuring tube 8 rest against the material block, then screw down the locking ring 24 provided on the screw rod 23 and rest against the top of the pressing plate 10, press the measuring tube 8 against the top of the material block, and after applying the sealant 11 around the connection, the test material block can be quickly installed.

[0032] Embodiment 3: A bottom plate 1 is provided at the bottom end of the mounting plate 2, and a fixing frame 17 is welded and fixed at the four corners of the top of the bottom plate 1, and an inner hole 27 is opened inside the top of the fixing frame 17, and a guide rod 16 is vertically fixed at the four corners of the bottom end of the mounting plate 2, and the bottom end of the guide rod 16 passes through the inside of the inner hole 27, and a mounting frame 18 is vertically fixed at the middle position of the top of the bottom plate 1, and a threaded sleeve 20 is movably connected to the top of the mounting frame 18, and a handle 21 is welded and fixed to the outside of the threaded sleeve 20, and a lead screw 19 is vertically movably installed at the bottom end of the mounting plate 2, and the bottom ends of the lead screw 19 pass through the inside of the threaded sleeve 20 and the mounting frame 18 respectively, and the lead screw 19 is connected to the internal thread of the threaded sleeve 20, and the bottom end of the guide rod 16 passes through the inside of the inner hole 27, and three groups of handles 21 are evenly spaced outside the threaded sleeve 20;

[0033] Specifically, Figure 1 and Figure 4 As shown, the threaded sleeve 20 can be rotated by using the handle 21 at the bottom end of the mounting plate 2. The threaded sleeve 20 can drive the internally threaded screw 19 to extend upward from the inside of the mounting frame 18 while rotating, and at the same time the operating height of the mounting plate 2 and the bottom detection assembly can be raised and adjusted.

[0034] Working principle: When the utility model is used for material testing, the pressing plate 10 is first moved up, and the material block is placed on the top of the fixed plate 12, and then the pressing plate 10 is moved down and the bottom end of the measuring tube 8 is pressed against the material block, and the locking ring 24 set on the screw rod 23 is screwed down to press against the top of the pressing plate 10, and the measuring tube 8 is pressed against the top of the material block. After the sealant 11 is applied around the connection, the test material block can be quickly installed. Through the adjustable height pressing plate 10, asphalt mixed material blocks of different thicknesses can be installed and tested. After the test material is fixed on the top of the fixed plate 12 and the sealant 11 is applied to the contact position between the bottom end of the measuring tube 8 and the top of the material, the first water pump 6 can be controlled to start, and the water stored in the water tank 3 is pumped out by the first pumping pipe 4, and then passed through The first water outlet pipe 7 is introduced into the interior of the measuring cylinder 8 for automatic water filling detection. During the detection, the water infiltration and loss inside the measuring cylinder 8 is checked by corresponding to the scale 9 on the measuring cylinder 8 to detect the water permeability coefficient of the asphalt mixture. After the detection, the second water pump 28 can be controlled to start and the second water pumping pipe 29 can be used to re-pump the test water inside the measuring cylinder 8, and re-introduce it into the water tank 3 for internal storage through the second water outlet pipe 30. The detection process does not require manual water filling and drainage, and when the detection device is in use, the threaded sleeve 20 can also be rotated at the bottom end of the mounting plate 2 using the handle 21. While the threaded sleeve 20 rotates, it can drive the internally threaded screw 19 to extend upward from the inside of the mounting frame 18, and at the same time, the operating height of the mounting plate 2 and the bottom detection component can be raised and adjusted.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A device for detecting water permeability coefficient of asphalt mixture, comprising a mounting plate (2) and a bottom box (13), characterized in that: A bottom box (13) is fixedly mounted on the top of the mounting plate (2), and a pressure plate (10) is arranged on the top of the bottom box (13), a measuring cylinder (8) is vertically penetrated and fixed inside the pressure plate (10), and a circulation mechanism for detecting water for recycling and reducing water resource waste is arranged on the left side of the top of the mounting plate (2); The circulation mechanism comprises a water storage tank (3), a first water pumping pipe (4), a water inlet (5), a first water pump (6), a first water outlet pipe (7), a second water pump (28), a second water pumping pipe (29) and a second water outlet pipe (30); the water storage tank (3) is fixedly mounted on the left side of the top of the mounting plate (2), and the first water pump (6) is fixedly mounted on the front end of the top of the water storage tank (3); the first water pumping pipe (4) is mounted on the input end of the first water pump (6), and the first water outlet pipe (7) is mounted on the output end of the first water pump (6); the second water pump (28) is fixedly mounted on the rear end of the top of the water storage tank (3), and the second water pumping pipe (29) is mounted on the input end of the second water pump (28), and the second water outlet pipe (30) is mounted on the output end of the second water pump (28); and the water inlet (5) is welded and fixed at the middle position of the top of the water storage tank (3).

2. The asphalt mixture water permeability coefficient detection device according to claim 1, characterized in that: The left sides of the first water pumping pipe (4) and the second water outlet pipe (30) respectively penetrate the top of the water storage tank (3) and extend downward to the bottom of the inside of the water storage tank (3), and the right sides of the first water outlet pipe (7) and the second water pumping pipe (29) respectively penetrate the inside of the measuring cylinder (8).

3. The asphalt mixture water permeability detection device according to claim 1, characterized in that: Screw rods (23) are vertically fixed on both sides of the top of the bottom box (13), and plug holes (26) are respectively opened inside the two sides of the top of the pressing plate (10), and the plug holes (26) penetrate the inside of the pressing plate (10). Lock rings (24) are respectively provided on both sides of the top of the pressing plate (10), and a gasket (25) is provided at the bottom end of the lock ring (24).

4. The asphalt mixture water permeability coefficient detection device according to claim 3, characterized in that: The top end of the screw rod (23) passes through the interior of the insertion hole (26), the exterior of the screw rod (23) is provided with an external thread, and the interior of the locking ring (24) is provided with an internal thread that matches the external thread.

5. The asphalt mixture water permeability detection device according to claim 1, characterized in that: A fixing plate (12) is fixed inside the bottom box (13), and a plurality of groups of drain grooves (22) are provided through the inside of the fixing plate (12).

6. The asphalt mixture water permeability coefficient detection device according to claim 1, characterized in that: A bottom plate (1) is provided at the bottom end of the mounting plate (2), and fixing frames (17) are respectively welded and fixed at the four corners of the top end of the bottom plate (1), and an inner hole (27) is opened inside the top end of the fixing frame (17), and guide rods (16) are respectively vertically fixed at the four corners of the bottom end of the mounting plate (2), and the bottom end of the guide rod (16) passes through the inside of the inner hole (27), and a mounting frame (18) is vertically fixed at the middle position of the top end of the bottom plate (1), and the top end of the mounting frame (18) is movably connected to a threaded sleeve (20), and a handle (21) is welded and fixed on the outside of the threaded sleeve (20), and a lead screw (19) is vertically movably installed at the bottom end of the mounting plate (2).

7. The asphalt mixture water permeability detection device according to claim 6, characterized in that: The bottom end of the lead screw (19) passes through the inside of the threaded sleeve (20) and the mounting frame (18) respectively, the lead screw (19) is connected to the internal thread of the threaded sleeve (20), the bottom end of the guide rod (16) passes through the inside of the inner hole (27), and the handle (21) is arranged in three groups at equal intervals outside the threaded sleeve (20).

8. The asphalt mixture water permeability coefficient detection device according to claim 1, characterized in that: The front end of the measuring cylinder (8) is provided with a scale (9), the bottom end of the outside of the measuring cylinder (8) is provided with a sealant (11), a drainage pipe (14) is fixed to the right side of the bottom box (13), and a valve (15) is installed on the drainage pipe (14).

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