Sample loading device for triaxial test

Abstract

The utility model relates to the technical field of geotechnical experiments, in particular to a triaxial test sample loading device which comprises a middle plate, a sliding assembly is arranged in the middle plate and comprises a plurality of sliding grooves, the sliding grooves are all formed in the inner wall of the opposite side of the middle plate, a fixing plate is movably connected in the middle plate, and the fixing plate is movably connected with the middle plate. First sliding blocks are fixedly connected to the back sides of the fixing plates, two connecting frames are fixedly connected to the tops of the fixing plates, and inserting grooves are formed in one sides of the connecting frames. According to the sample loading device for the triaxial test, a sliding assembly is additionally arranged, a pressure chamber on a fixing plate can be gently moved through a sliding groove and a first sliding block, the problem that a sample is inconvenient to load is avoided, the variable influence caused by carrying is prevented, after a soil sample is loaded, inserting rods on the two sides are inserted into inserting grooves in a connecting frame, and the soil sample is loaded conveniently. The grip is provided with anti-skid lines to improve stability, and an operator holds the grip to gently push the pressure chamber to a set position.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of geotechnical experiment, specifically to a sample loading device for triaxial test. BACKGROUND

[0002] Triaxial test is an important geotechnical test, which can more truly simulate the stress of test soil sample in actual stratum and obtain the shear strength index of soil sample, thereby laying a practical basis for engineering implementation, wherein sample loading needs to use a sample loading device.

[0003] At present, the sample loading device for triaxial test has the problem that when a large volume of triaxial test is needed, if the large volume of soil sample is filled into the pressure chamber, it is inconvenient to fill and install due to the fixed position of the instrument, and the variable of the moving process of moving the pressure chamber to the outdoor filling is too large and reduces the data accuracy. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a sample loading device for triaxial test to solve the problem that when a large volume of triaxial test is needed, if the large volume of soil sample is filled into the pressure chamber, it is inconvenient to fill and install due to the fixed position of the instrument, and the variable of the moving process of moving the pressure chamber to the outdoor filling is too large and reduces the data accuracy. To achieve the above purpose, the utility model provides the following technical scheme: a sample loading device for triaxial test, comprising a middle plate, a sliding assembly is arranged in the middle plate, the sliding assembly comprises a sliding groove, a plurality of sliding grooves are arranged in the inner wall of the opposite side of the middle plate, a fixed plate is movably connected to the inside of the middle plate, a sliding block one is fixedly connected to the side away from the fixed plate, two connecting frames are fixedly connected to the top of the fixed plate, a slot is arranged on one side of the connecting frame, a plug rod is movably connected to the inside of the slot, a handle is fixedly connected to the other end of the plug rod, and a pressure chamber is fixedly connected to the top of the fixed plate. The sample loading device for triaxial test adds a sliding assembly, the pressure chamber on the fixed plate can be moved smoothly through the sliding groove and the sliding block one, which avoids the problem of inconvenient sample loading and prevents the influence of the variable generated by moving. After the soil sample is filled, the plug rods on both sides are inserted into the slots in the connecting frames, anti-skid lines are arranged on the handle to improve the stability, and the operator can smoothly push the pressure chamber to the designated position by holding the handle.

[0005] Further preferably, the inner part of the middle plate is provided with a limiting assembly, the limiting assembly comprises a sliding block two, the sliding block two is movably connected in the inner part of the sliding groove, and one side of the sliding block two is fixedly connected with a limiting plate; through the limiting assembly, the sliding block two and the sliding groove can slide the limiting plate, the weight reduction groove saves materials and facilitates pushing, the clamping plate is clamped into the middle plate, the knob is rotated to drive the extruding rod to rotate into the threaded groove to extrude the middle plate for fixing the position of the limiting plate, and the fixed pressure chamber can be matched to improve stability.

[0006] Further preferably, the inner part of the limiting plate is provided with a weight reduction groove, and opposite sides of the limiting plate are fixedly connected with clamping plates; one side of the clamping plate is provided with a threaded groove.

[0007] Further preferably, the threaded groove is movably connected with an extruding rod, and the other end of the extruding rod is fixedly connected with a knob.

[0008] Further preferably, the top of the middle plate is provided with a fixing assembly, the fixing assembly comprises square grooves, the square grooves are arranged on the side surface of the pressure chamber, the inner part of the square groove is movably connected with a limiting block matched with the square groove, and the side surface of the limiting block is screw-connected with a fixing block, and the fixing block is fixedly connected to the top of the fixing plate; through the fixing assembly, the limiting block can be inserted into the square groove, the limiting block and the fixing block are screw-connected and can be adjusted, the pressure chamber is installed into the mounting pipe on the fixing plate, and then the limiting block is used for fixing, so that the pressure chamber can be disassembled for maintenance and cleaning.

[0009] Further preferably, one side of the middle plate is provided with a triaxial instrument, and the bottom of the middle plate is fixedly connected with supporting columns at four corners.

[0010] Compared with the prior art, the triaxial test sample loading device has the following beneficial effects:

[0011] In the triaxial test sample loading device, the sliding assembly is added, the sliding groove and the sliding block one can move the pressure chamber on the fixing plate gently, the problem of inconvenient sample loading is avoided, the influence of variables generated by moving is prevented, the two side inserting rods are inserted into the inserting slots on the connecting frame after the soil sample is filled, the anti-skid lines are arranged on the handle to improve stability, and the operator holds the handle to gently push the pressure chamber to the determined position.

[0012] In the triaxial test sample loading device, the limiting assembly is added, the sliding block two and the sliding groove can slide the limiting plate, the weight reduction groove saves materials and facilitates pushing, the clamping plate is clamped into the middle plate, the knob is rotated to drive the extruding rod to rotate into the threaded groove to extrude the middle plate for fixing the position of the limiting plate, and the fixed pressure chamber can be matched to improve stability.

[0013] In this utility model, the sample loading device for triaxial testing, by adding a fixing component, allows the limiting block to be inserted into a square groove. The limiting block and the fixing block are threadedly connected and adjustable. The pressure chamber is installed in the mounting tube on the fixing plate and then fixed with the limiting block. It can be disassembled for easy maintenance and cleaning. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the overall three-dimensional structure of the present invention. Figure 1 ;

[0015] Figure 2 This is a schematic diagram of the overall three-dimensional structure of the present invention. Figure 2 ;

[0016] Figure 3 This is a schematic diagram of a partial three-dimensional structure of the present invention. Figure 1 ;

[0017] Figure 4 This is a schematic diagram of a partial three-dimensional structure of the present invention. Figure 2 ;

[0018] Figure 5 This is a schematic diagram of the overall three-dimensional structure of the present invention. Figure 3 .

[0019] In the diagram: 1. Middle plate; 2. Sliding assembly; 3. Limiting assembly; 4. Fixing assembly; 5. Triaxial apparatus; 6. Support column; 201. Slide groove; 202. Fixing plate; 203. Slider one; 204. Connecting frame; 205. Slot; 206. Insert rod; 207. Handle; 208. Pressure chamber; 301. Slider two; 302. Limiting plate; 303. Weight reduction groove; 304. Clamping plate; 305. Threaded groove; 306. Extrusion rod; 307. Knob; 401. Square groove; 402. Limiting block; 403. Fixing block. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0021] Please see Figure 1 - Figure 5A triaxial test sample loading device, comprising a middle plate 1, a sliding assembly 2 is arranged in the middle plate 1, the sliding assembly 2 comprises a sliding groove 201, a plurality of sliding grooves 201 are arranged in the inner wall of the opposite side of the middle plate 1, a fixed plate 202 is movably connected in the middle plate 1, a sliding block one 203 is fixedly connected to the back side of the fixed plate 202, two connecting frames 204 are fixedly connected to the top of the fixed plate 202, a slot 205 is arranged on one side of the connecting frame 204, a plug rod 206 is movably connected in the slot 205, a handle 207 is fixedly connected to the other end of the plug rod 206, and a pressure chamber 208 is fixedly connected to the top of the fixed plate 202.

[0022] In the embodiment, as shown in Figure 1 and Figure 3 , a limiting assembly 3 is arranged in the middle plate 1, the limiting assembly 3 comprises a sliding block two 301, the sliding block two 301 is movably connected in the sliding groove 201, and a limiting plate 302 is fixedly connected to one side of the sliding block two 301.

[0023] In the embodiment, as shown in Figure 1 and Figure 3 , a weight-reducing groove 303 is arranged in the limiting plate 302, a clamping plate 304 is fixedly connected to the opposite side of the limiting plate 302, and a threaded groove 305 is arranged on one side of the clamping plate 304.

[0024] In the embodiment, as shown in Figure 1 and Figure 3 , a pressing rod 306 is movably connected in the threaded groove 305, and a knob 307 is fixedly connected to the other end of the pressing rod 306.

[0025] In the embodiment, as shown in Figure 1 and Figure 4 , a fixing assembly 4 is arranged on the top of the middle plate 1, the fixing assembly 4 comprises a square groove 401, a plurality of square grooves 401 are arranged on the side surface of the pressure chamber 208, a limiting block 402 is movably connected in the square groove 401 and matched with the square groove 401, and a fixed block 403 is threadedly connected to the side surface of the limiting block 402 and fixedly connected to the top of the fixed plate 202.

[0026] In the embodiment, as shown in Figure 1 and Figure 5 , a triaxial instrument 5 is arranged on one side of the middle plate 1, and support columns 6 are fixedly connected to the bottom corners of the middle plate 1.

[0027] The use method and advantages of the triaxial test sample loading device are as follows:

[0028] In the embodiment, as shown in Figure 1 , Figure 2 , Figure 3、 Figure 4 and Figure 5 As shown in the figure, the pressure chamber 208 on the fixed plate 202 can be moved gently by the chute 201 and the sliding block 203, that is, the problem of inconvenient sampling is avoided, and the influence of variables generated by moving is prevented. After the soil sample is filled, the two side inserting rods 206 are inserted into the inserting slot 205 on the connecting frame 204, the anti-skid pattern is opened on the handle 207 to improve the stability, the operator holds the handle 207 and gently pushes the pressure chamber 208 to the determined position, the sliding limiting plate 302 can be slid by the sliding block 301 cooperating with the chute 201, the weight-reducing groove 303 saves materials and facilitates pushing, the clamping plate 304 is clamped into the middle plate 1, the knob 307 is rotated to drive the extruding rod 306 to rotate into the threaded groove 305 to extrude the middle plate 1 for fixing the position of the limiting plate 302, the stability of the pressure chamber 208 can be improved, the limiting block 402 can be inserted into the square slot 401, the limiting block 402 is threadedly connected with the fixed block 403 and can be adjusted, the pressure chamber 208 is installed into the installing pipe on the fixed plate 202 and then fixed by the limiting block 402, so that the pressure chamber 208 can be disassembled for maintenance and cleaning.

[0029] The basic principle, main features and advantages of the utility model are shown and described above. The technical personnel in the industry should understand that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only preferred examples of the utility model and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall into the scope of the utility model which is claimed to be protected. The protection scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A sample loading device for triaxial test, comprising a middle plate (1), characterized in that: The inside of the middle plate (1) is provided with a sliding assembly (2), the sliding assembly (2) comprises a sliding groove (201), a plurality of sliding grooves (201) are arranged in the inner wall of the opposite side of the middle plate (1), the inside of the middle plate (1) is movably connected with a fixed plate (202), the side away from the fixed plate (202) is fixedly connected with a sliding block one (203), the top of the fixed plate (202) is fixedly connected with two connecting frames (204), the side of the connecting frame (204) is provided with a slot (205), the inside of the slot (205) is movably connected with a plug rod (206), the other end of the plug rod (206) is fixedly connected with a handle (207), the top of the fixed plate (202) is fixedly connected with a pressure chamber (208).

2. The sample loading device for triaxial test according to claim 1, characterized in that: The inside of the middle plate (1) is provided with a limiting assembly (3), the limiting assembly (3) comprises a sliding block two (301), the sliding block two (301) is movably connected in the inside of the sliding groove (201), the side of the sliding block two (301) is fixedly connected with a limiting plate (302).

3. The sample loading device for triaxial test according to claim 2, characterized in that: The inside of the limiting plate (302) is provided with a weight reduction groove (303), the side away from the limiting plate (302) is fixedly connected with a clamping plate (304), the side of the clamping plate (304) is provided with a threaded groove (305).

4. The apparatus for filling sample for triaxial test according to claim 3, characterized in that: The inside of the threaded groove (305) is movably connected with an extrusion rod (306), the other end of the extrusion rod (306) is fixedly connected with a knob (307).

5. The apparatus for filling sample for triaxial test according to claim 1, characterized in that: The top of the middle plate (1) is provided with a fixed assembly (4), the fixed assembly (4) comprises a square groove (401), a plurality of square grooves (401) are arranged in the side surface of the pressure chamber (208), the inside of the square groove (401) is movably connected with a limiting block (402) and the limiting block (402) is matched with the square groove (401), the side surface of the limiting block (402) is threadedly connected with a fixed block (403) and a plurality of fixed blocks (403) are fixedly connected on the top of the fixed plate (202).

6. The apparatus for filling sample for triaxial test according to claim 1, characterized in that: The side of the middle plate (1) is provided with a three-axis instrument (5), the bottom of the middle plate (1) is fixedly connected with a supporting column (6).

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