Soil engineering CBR test piece maintenance water tank

Abstract

The utility model discloses a geotechnical CBR test piece curing water tank, which belongs to the technical field of geotechnical CBR test piece curing, and adopts the technical scheme that the geotechnical CBR test piece curing water tank comprises a movable base, the top of the movable base is fixedly connected with a curing tank body, the curing tank body is internally provided with a movable assembly, the movable assembly is internally provided with a placing assembly, and the placing assembly is fixedly connected with the movable base. By arranging the placing assembly, a test piece can be placed in the curing frame, and the positioning block can be movably connected in the positioning groove, so that the curing frame and the moving frame can be quickly connected, and the use flexibility is improved; when the screw rod rotates, the threaded block can be driven to move upwards or downwards on the surface of the screw rod, when the threaded block moves, the movable frame can be driven to move, and the movable frame can drive the maintenance frame to move together, so that the height of the test piece can be conveniently adjusted, and the convenience of taking and placing the test piece is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of geotechnical CBR specimen curing, in particular to a geotechnical CBR specimen curing water tank. Background Art

[0002] CBR is an indicator of the strength of subgrade soil and pavement materials, and is one of the main parameters for flexible pavement design. A specimen curing tank refers to a tank that places concrete specimens in an environment of specific temperature and humidity for curing. Currently, cement specimens are usually immersed in a curing tank and cured in clean water in the curing tank until the age.

[0003] The Chinese utility model currently published with the publication number CN220008222U discloses a laboratory concrete test block curing water tank, including a curing box, a curing frame is arranged inside the curing box, and a hydraulic jack for controlling the lifting of the curing frame is arranged on the outside of the curing box; a constant temperature pipe network for maintaining a constant temperature is installed between the inner wall of the curing box and the curing frame; a guide component for guiding the position of the curing frame is also installed in the curing box, which is convenient for access and reduces labor input: two long-stroke hydraulic jacks of the same model are arranged on both sides of the box, and the lifting of the curing frame is controlled by an electrically controlled dual-oil hydraulic oil pump, so that the sample frame can be easily and slowly lifted out of the curing water tank, and the curing water tank can be used under various environmental conditions: a cooling pipe network connected to a ground source heat pump cooling system or other constant temperature systems is arranged between the inner wall of the curing water tank and the curing frame to meet the temperature requirements of standard curing of the water tank.

[0004] When the existing geotechnical CBR specimen curing trough is used, it is inconvenient to take and place the specimen during curing because the curing trough has a certain depth and the specimen itself is heavy. Taking and placing the specimen requires a lot of labor, thereby reducing the curing effect. Utility Model Content

[0005] The utility model provides a geotechnical CBR specimen curing trough, aiming to solve the problem that when the existing geotechnical CBR specimen curing trough is used, the curing trough has a certain depth and the specimen itself is heavy, making it inconvenient to take and place the specimen during curing, and a large amount of labor is consumed when taking and placing the specimen, thereby affecting the curing effect.

[0006] The utility model is implemented as follows: a geotechnical CBR specimen curing water tank comprises a mobile base, a curing tank body is fixedly connected to the top of the mobile base, a mobile component is arranged inside the curing tank body, and a placement component is arranged inside the mobile component;

[0007] The moving assembly includes a moving frame, a threaded block, a screw and a turning handle. The moving frame is movably connected to the inside of the maintenance trough, the threaded block is fixedly connected to the left side of the moving frame, the screw passes through the threaded block and is threadedly connected to the threaded block, and the turning handle is rotatably connected to the top of the screw.

[0008] In order to facilitate the placement of specimens, a geotechnical CBR specimen curing trough is preferably used in the present invention. The placement assembly includes a curing frame, a top plate and a positioning block. The curing frame is movably connected to the inside of the movable frame and its bottom is configured as a mesh. The top plate is fixedly connected to the top of the front and rear sides of the curing frame. The positioning block is fixedly connected to the front and rear sides of the curing frame and is located below the top plate.

[0009] In order to achieve the effect of supporting the screw rod, as a preferred geotechnical CBR specimen curing water trough of the utility model, the front and rear sides of the inner wall of the curing trough are provided with mounting grooves, and the screw rod is rotatably connected to the inside of the left mounting groove.

[0010] In order to achieve the effect of limiting the moving trajectory of the mobile frame, as a preferred geotechnical CBR specimen curing water tank of the utility model, the internal sliding connection of the right mounting groove is provided with a limiting block, and the limiting block is fixedly connected to the right side of the mobile frame.

[0011] In order to achieve the effect of being used in conjunction with the positioning block, as a preferred geotechnical CBR specimen curing water tank of the utility model, the front and rear sides of the inner wall of the movable frame are both provided with positioning grooves, and the positioning block is slidably connected inside the positioning grooves.

[0012] In order to achieve the effect of limiting the position of the turning handle, as a preferred geotechnical CBR specimen curing water trough of the utility model, a limiting hole is opened on the left side of the top of the curing trough body, the number of the limiting holes is set to be several and distributed in a ring shape around the turning handle, and the internal movably connected to the limiting rod of the limiting hole.

[0013] In order to achieve the effect of supporting the limit rod, as a preferred geotechnical CBR specimen maintenance water tank of the utility model, the limit rod passes through the top of the turning handle and is movably connected thereto, the top of the limit rod is fixedly connected with a button block, and the surface of the limit rod is sleeved with a strong tension spring, and the strong tension spring is fixedly connected to the button block and the turning handle on one side thereof.

[0014] In order to facilitate the taking and placing of the curing frame, as a preferred geotechnical CBR specimen curing water trough of the utility model, the front and rear sides of the top of the curing frame are fixedly connected with handles, and the surfaces of the handles are set to be rubber material.

[0015] In order to achieve the effect of facilitating the discharge of water inside the curing trough, as a preferred geotechnical CBR specimen curing water trough of the utility model, the bottom of the curing trough is fixedly connected with a drain pipe, and a stop valve is arranged inside the drain pipe.

[0016] In order to achieve the effect of curing multiple specimens at the same time, as a preferred geotechnical CBR specimen curing trough of the utility model, the number of the curing frames is set to be several and distributed equidistantly.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The geotechnical CBR specimen curing trough can place the specimen inside the curing frame by setting a placement component, and the positioning block can be movably connected inside the positioning groove, so that the curing frame and the mobile frame can be quickly connected, and the position of the curing frame can be limited on the top to avoid accidental falling of the curing frame during use, thereby improving the flexibility of use. By setting a moving component, the handle can drive the screw rod to rotate, and when the screw rod rotates, it can drive the threaded block to move up or down on its surface. When the threaded block moves, it will drive the mobile frame to move, and the mobile frame will drive the curing frame to move together, making it easy to adjust the height of the specimen and improving the convenience of taking and placing the specimen. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is the overall structural diagram of the geotechnical CBR specimen curing tank of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the maintenance tank body in the utility model;

[0021] Figure 3 It is a structural schematic diagram of the mobile component in the utility model;

[0022] Figure 4 It is a structural schematic diagram of placing components in the utility model;

[0023] Figure 5 For this utility model Figure 1 A magnified schematic diagram of center A.

[0024] In the figure, 1. mobile base; 2. maintenance tank body; 3. mobile assembly; 301. mobile frame; 302. threaded block; 303. screw rod; 304. turning handle; 4. placement assembly; 401. maintenance frame; 402. top plate; 403. positioning block; 5. installation groove; 6. limit block; 7. positioning groove; 8. limit hole; 9. limit rod; 10. button block; 11. strong tension spring; 12. handle; 13. drain pipe; 14. stop valve. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0027] See also Figure 1-5 The utility model provides a technical solution: a geotechnical CBR specimen curing water tank, comprising a mobile base 1, a curing tank body 2 is fixedly connected to the top of the mobile base 1, a mobile component 3 is arranged inside the curing tank body 2, and a placement component 4 is arranged inside the mobile component 3;

[0028] The moving assembly 3 includes a moving frame 301, a threaded block 302, a screw rod 303 and a turning handle 304. The moving frame 301 is movably connected to the inside of the maintenance tank body 2, the threaded block 302 is fixedly connected to the left side of the moving frame 301, the screw rod 303 passes through the threaded block 302 and is threadedly connected to the threaded block 302, and the turning handle 304 is rotatably connected to the top of the screw rod 303.

[0029] In this embodiment: by setting up the placement component 4, the specimen can be placed inside the curing frame 401, and the positioning block 403 can be movably connected inside the positioning groove 7, so that the curing frame 401 and the movable frame 301 can be quickly connected, and the top can limit the position of the curing frame 401 to prevent the curing frame 401 from accidentally falling during use, thereby improving the flexibility of use; by setting up the moving component 3, the turning handle 304 can drive the screw rod 303 to rotate, and when the screw rod 303 rotates, it can drive the threaded block 302 to move upward or downward on its surface, and when the threaded block 302 moves, it will drive the movable frame 301 to move, and the movable frame 301 will drive the curing frame 401 to move together, so that it is easy to adjust the height of the specimen, and improve the convenience of taking and placing the specimen.

[0030] As a technical optimization solution of the utility model, the placement component 4 includes a maintenance frame 401, a top plate 402 and a positioning block 403. The maintenance frame 401 is movably connected to the inside of the mobile frame 301 and its bottom is configured as a mesh. The top plate 402 is fixedly connected to the top of the front and rear sides of the maintenance frame 401. The positioning block 403 is fixedly connected to the front and rear sides of the maintenance frame 401 and is located below the top plate 402.

[0031] In this embodiment: by setting up the placement component 4, the specimen can be placed inside the curing frame 401, and the positioning block 403 can be movably connected inside the positioning groove 7, so that the curing frame 401 and the movable frame 301 can be quickly connected, and the top can limit the position of the curing frame 401 to prevent the curing frame 401 from accidentally falling during use, thereby improving the flexibility of use.

[0032] As a technical optimization solution of the utility model, mounting grooves 5 are provided on the front and rear sides of the inner wall of the curing tank body 2 , and the screw rod 303 is rotatably connected to the inside of the left mounting groove 5 .

[0033] In this embodiment, the mounting groove 5 is provided, and the mounting groove 5 can support and limit the position of the screw rod 303, so that the screw rod 303 can be used stably.

[0034] As a technical optimization solution of the utility model, the inside of the right mounting groove 5 is slidably connected with a limiting block 6 , and the limiting block 6 is fixedly connected to the right side of the moving frame 301 .

[0035] In this embodiment, by setting the limit block 6, the right mounting groove 5 can limit the position of the limit block 6, thereby limiting the moving route of the mobile frame 301, thereby improving the stability of the mobile frame 301 when moving.

[0036] As a technical optimization solution of the present invention, positioning grooves 7 are provided on the front and rear sides of the inner wall of the movable frame 301 , and the positioning blocks 403 are slidably connected inside the positioning grooves 7 .

[0037] In this embodiment, by providing the positioning groove 7, the positioning block 403 can be used in conjunction with the positioning groove 7, so that the maintenance frame 401 can be placed inside the mobile frame 301, thereby facilitating quick connection.

[0038] As a technical optimization solution of the utility model, a limiting hole 8 is opened on the left side of the top of the maintenance tank body 2. The number of the limiting holes 8 is set to be several and distributed in a ring shape around the turning handle 304. The internal movability of the limiting hole 8 is connected to the limiting rod 9.

[0039] In this embodiment: through the above arrangement, the limiting rod 9 can be inserted into the limiting hole 8, so that the limiting hole 8 can limit the limiting rod 9, thereby limiting the position of the turning handle 304 to prevent the screw rod 303 from rotating.

[0040] As a technical optimization solution of the utility model, the limit rod 9 passes through the top of the turning handle 304 and is movably connected thereto, the top of the limit rod 9 is fixedly connected with a button block 10, and the surface of the limit rod 9 is sleeved with a strong tension spring 11, and the strong tension spring 11 is fixedly connected to one side close to the button block 10 and the turning handle 304, respectively.

[0041] In this embodiment: through the above settings, after the screw rod 303 is rotated to the appropriate position, the button block 10 is released, and the button block 10 and the limit rod 9 will move downward under the downward pulling force of the strong tension spring 11, so that the limit rod 9 can be inserted into the limit hole 8, thereby limiting the position of the turning handle 304 and preventing the screw rod 303 from rotating.

[0042] As a technical optimization solution of the present invention, the front and rear sides of the top of the maintenance frame 401 are fixedly connected with handles 12, and the surface of the handles 12 is set to be made of rubber material.

[0043] In this embodiment, the handle 12 is provided, and the handle 12 is convenient for taking and placing the maintenance frame 401 during use, thereby improving the convenience of use.

[0044] As a technical optimization solution of the utility model, the bottom of the maintenance tank body 2 is fixedly connected with a drain pipe 13 , and a stop valve 14 is arranged inside the drain pipe 13 .

[0045] In this embodiment: through the above arrangement, after the test piece is taken out, the drain pipe 13 can drain the clean water in the curing tank 2, thereby improving the convenience of use.

[0046] As a technical optimization solution of the present invention, the number of the maintenance frames 401 is set to be several and are equidistantly distributed.

[0047] In this embodiment: through the above arrangement, multiple test pieces can be cured at the same time, further improving the curing efficiency.

[0048] Working principle: first, inject clean water into the curing tank body, then place the specimen into the curing frame 401, turn the handle 304, the handle 304 will drive the screw rod 303 to rotate, and when the screw rod 303 rotates, it will drive the threaded block 302 to move downward, and when the threaded block 302 moves, it will drive the movable frame 301 to move, and the movable frame 301 will drive the curing frame 401 to move together, so that the curing frame 401 can be moved to the bottom of the curing tank body 2, so as to facilitate the curing of the specimen. When the curing of the specimen is completed, turn the handle 304 in the opposite direction to move the curing frame 401 upward. After moving the curing frame 401 to be flush with the top of the curing tank body 2, pull the handle 12 to remove the curing frame 401 from the inside of the movable frame 301, and finally remove the specimen from the inside of the curing frame 401.

[0049] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A geotechnical CBR specimen curing water tank, comprising a mobile base (1), characterized in that: The top of the mobile base (1) is fixedly connected to a maintenance tank (2), a mobile component (3) is arranged inside the maintenance tank (2), and a placement component (4) is arranged inside the mobile component (3); The moving assembly (3) comprises a moving frame (301), a threaded block (302), a screw rod (303) and a turning handle (304); the moving frame (301) is movably connected to the interior of the maintenance tank body (2); the threaded block (302) is fixedly connected to the left side of the moving frame (301); the screw rod (303) passes through the threaded block (302) and is threadedly connected to the threaded block (302); and the turning handle (304) is rotatably connected to the top of the screw rod (303).

2. A geotechnical CBR specimen curing trough according to claim 1, characterized in that: The placement assembly (4) comprises a maintenance frame (401), a top plate (402) and a positioning block (403); the maintenance frame (401) is movably connected to the inside of the mobile frame (301) and its bottom is arranged in a mesh shape; the top plate (402) is fixedly connected to the top of the front and rear sides of the maintenance frame (401); and the positioning block (403) is fixedly connected to the front and rear sides of the maintenance frame (401) and is located below the top plate (402).

3. A geotechnical CBR specimen curing tank according to claim 1, characterized in that: The front and rear sides of the inner wall of the maintenance tank body (2) are both provided with mounting grooves (5), and the screw rod (303) is rotatably connected to the inside of the left mounting groove (5).

4. A geotechnical CBR specimen curing trough according to claim 3, characterized in that: The inside of the right mounting groove (5) is slidably connected to a limiting block (6), and the limiting block (6) is fixedly connected to the right side of the moving frame (301).

5. A geotechnical CBR specimen curing trough according to claim 2, characterized in that: The front and rear sides of the inner wall of the movable frame (301) are both provided with positioning grooves (7), and the positioning block (403) is slidably connected inside the positioning grooves (7).

6. A geotechnical CBR specimen curing tank according to claim 1, characterized in that: A limiting hole (8) is provided on the left side of the top of the maintenance tank body (2), the number of the limiting holes (8) is set to be several and distributed in a ring shape around the turning handle (304), and the limiting hole (8) is movably connected to the limiting rod (9) inside.

7. A geotechnical CBR specimen curing trough according to claim 6, characterized in that: The limiting rod (9) passes through the top of the turning handle (304) and is movably connected thereto, the top of the limiting rod (9) is fixedly connected to a button block (10), the surface of the limiting rod (9) is sleeved with a strong tension spring (11), and the strong tension spring (11) is fixedly connected to the button block (10) and the turning handle (304) at one side thereof.

8. A geotechnical CBR specimen curing trough according to claim 2, characterized in that: The front side and the rear side of the top of the maintenance frame (401) are both fixedly connected with handles (12), and the surface of the handles (12) is set to be made of rubber material.

9. A geotechnical CBR specimen curing tank according to claim 1, characterized in that: The bottom of the maintenance tank (2) is fixedly connected to a drainage pipe (13), and a stop valve (14) is arranged inside the drainage pipe (13).

10. A geotechnical CBR specimen curing tank according to claim 2, characterized in that: The number of the maintenance frames (401) is set to be several and they are distributed at equal intervals.

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