Liquid shunting buffer device and seepage deformation test device

Abstract

The utility model belongs to the technical field of liquid flow dividing devices, and provides a liquid flow dividing buffer device and a seepage deformation testing device.The liquid flow dividing buffer device comprises a drainage cylinder, a liquid flow dividing buffer device and a seepage deformation testing device.The side wall of the drainage cylinder is provided with a plurality of drainage openings in the circumferential direction; the seepage plate is arranged at the bottom of the drainage cylinder, seepage hole groups are formed in the seepage plate, and the seepage hole groups are arranged around the drainage cylinder; and the flow slowing assembly is arranged on the seepage plate and corresponds to the drainage opening. A plurality of drainage openings are annularly formed in the bottom of the drainage cylinder, so that liquid can be diffused and is prevented from vertically flowing downwards, the flow slowing assembly can slow down the flowing speed of the liquid on the seepage plate, pressure fluctuation in the flowing process of the liquid is reduced, and the liquid can pass through the seepage hole sets more stably.

Description

TECHNICAL FIELD

[0001] The utility model belongs to liquid shunt device technical field, concretely relates to a kind of liquid shunt buffer device and osmotic deformation test device. BACKGROUND

[0002] The purpose of the osmotic deformation test is to determine the permeability coefficient of the sample and the critical slope of the gradual loss of fine particles with seepage and the failure slope of the overall soil body floating when seepage water passes through. During the test process, the turbidity of water, gas bubbles, the jumping, moving or being carried away by water flow of fine particles, soil suspension, seepage flow and the change of pressure tube water level and other phenomena need to be observed carefully and described in the record.

[0003] Before the coarse-grained soil test, the sample is slowly saturated by the upward water flow in the osmotic deformation instrument, a certain thickness of water is formed on the surface of the sample, and then the test starts after the water is supplemented from the surface to the overflow port. Before the fine-grained soil sample test, the sample is saturated by vacuum air saturation method and fully immersed in water, and then the test starts after the sample is loaded into the osmotic deformation instrument and the water is supplemented from the surface to the overflow port.

[0004] If water is directly poured onto the surface of the sample, the surface layer of the fine-grained soil sample is easy to form a pit under the impact of water flow due to its small size, the integrity of the sample is damaged, and the stability is reduced. Therefore, the downward impact of water flow will damage the integrity of the sample surface, which will greatly affect the test results. When the initial surface of the coarse-grained soil sample is damaged, it will affect the observation and description of the phenomena during the test process. INVENTION CONTENTS

[0005] Therefore, the utility model provides a kind of liquid shunt buffer device to solve the problem that water flow directly impacts sample surface in prior art, which will damage the integrity of sample surface.

[0006] In the first aspect, the utility model provides a kind of liquid shunt buffer device, including: drainage cylinder, the side wall of the drainage cylinder is circumferentially provided with a plurality of drainage ports;Liquid permeation plate, set in the bottom of the drainage cylinder, the liquid permeation plate is provided with liquid permeation hole group, the liquid permeation hole group is arranged around the drainage cylinder;Slow-flow component, set on the liquid permeation plate, the slow-flow component is arranged corresponding to the drainage port.

[0007] In an alternative embodiment, the slow-flow component includes a plurality of first slow-flow parts, the plurality of first slow-flow parts form a first slow-flow ring and are arranged around the drainage cylinder, and each first slow-flow part faces one drainage port.

[0008] In one optional embodiment, the seepage hole group includes a plurality of first seepage holes, the slow flow component includes a plurality of second slow flow sections, the plurality of second slow flow sections form a second slow flow ring and are arranged around the first slow flow ring, and a first seepage hole is provided between two adjacent second slow flow sections, and the first seepage hole is correspondingly arranged with the first slow flow section.

[0009] In one alternative embodiment, the permeation hole group further includes a plurality of second permeation holes, the plurality of second permeation holes forming an annular shape and arranged around the second flow buffer ring.

[0010] In one alternative embodiment, the first seepage hole, the first slow-flow section, and the drainage port are located on the same straight line.

[0011] In one alternative embodiment, the slow-flow assembly includes a plurality of flexible strip structures, one end of which is fixed to the seepage plate.

[0012] In one alternative implementation, the soft strip structure is bristles.

[0013] In one alternative embodiment, the drainage tube is a conical tube, and the diameter of the end of the drainage tube near the seepage plate is smaller than the diameter of the end of the drainage tube away from the seepage plate.

[0014] In one alternative embodiment, the seepage plate has a disc-shaped structure.

[0015] On the other hand, a permeation deformation test apparatus is also provided, including any of the liquid diversion buffer devices described in the previous claims.

[0016] The beneficial effects of this utility model are as follows: By setting multiple drainage ports circumferentially at the bottom of the drainage tube, the liquid can diffuse, avoiding the liquid from flowing vertically downward. The slow-flow component can slow down the flow speed of the liquid on the seepage plate, reduce the pressure fluctuation during the liquid flow process, and make the liquid pass through the seepage hole group more smoothly. Attached Figure Description

[0017] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without any creative effort.

[0018] Figure 1 This is a three-dimensional structural diagram of a liquid diversion buffer device according to an embodiment of the present invention;

[0019] Figure 2 Figure 1 is a schematic diagram of a three-dimensional structure of a drainage tube of a liquid shunt buffer device according to an embodiment of the present application;

[0020] Figure 3 Figure 2 is a schematic diagram of a three-dimensional structure of a liquid permeation plate of a liquid shunt buffer device according to an embodiment of the present application.

[0021] Explanation of reference signs:

[0022] 110, drainage tube; 111, drainage port; 120, liquid permeation plate; 121, first liquid permeation hole; 122, second liquid permeation hole; 130, flow buffering assembly; 131, first flow buffering part; 132, second flow buffering part. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making creative efforts fall within the scope of protection of the present application.

[0024] In the description of the present application, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] In addition, the technical features involved in the different embodiments of the present application described below can be combined with each other as long as there is no conflict.

[0027] The following will be described in combination with Figures 1 to 3The embodiment of the utility model discloses.

[0028] As Figure 1 Indicated, according to the utility model embodiment, provide a kind of liquid diversion buffer device, comprising: drainage barrel 110, the sidewall of drainage barrel 110 is circumferentially provided with multiple drainage ports 111;Liquid-permeable plate 120, be located at the bottom of drainage barrel 110, liquid-permeable plate 120 is provided with liquid-permeable hole group, liquid-permeable hole group is around drainage barrel 110 setting;Slow-flow component 130, be located on liquid-permeable plate 120, slow-flow component 130 is set to correspond to drainage port 111.

[0029] In the embodiment, in combination with Figure 1 And Figure 2 Indicated, liquid diversion buffer device includes drainage barrel 110, liquid-permeable plate 120 and slow-flow component 130, the sidewall of drainage barrel 110 is circumferentially provided with multiple drainage ports 111, multiple drainage ports 111 are evenly distributed, ensure that liquid can evenly flow out from drainage barrel 110 in each direction. Wherein, drainage port 111 is arranged at the end where drainage barrel 110 is connected with liquid-permeable plate 120, and liquid-permeable plate 120 is arranged at the bottom of drainage barrel 110, can support drainage barrel 110 and allow liquid to pass through. Drainage port 111 guides water flow to disperse and flow out, changes the direction of water flow, from downward to all around.

[0030] Liquid-permeable plate 120 is provided with liquid-permeable hole group, and liquid-permeable hole group is around drainage barrel 110 setting, forms one or more annular pore structures, so that liquid can pass through smoothly and penetrate downward. Slow-flow component 130 is set on liquid-permeable plate 120, can slow down the flow rate of liquid, reduces impact force, avoids direct impact. The role of slow-flow component 130 is to slow down the flow speed of liquid on liquid-permeable plate 120, reduces the pressure fluctuation in the process of liquid flow, so that liquid passes through liquid-permeable hole group more stably. Slow-flow component 130 is set to correspond to drainage port 111, ensures that each drainage port 111 has corresponding slow-flow measure, so that liquid can be effectively buffered and diverted after passing through the buffering effect of slow-flow component 130 and flowing out through the liquid-permeable hole group of liquid-permeable plate 120 and drainage barrel 110.

[0031] Optionally, as Figure 3 Indicated, liquid-permeable plate 120 is in the form of a disc. The disc can guide water flow to disperse in all directions.

[0032] Further, slow-flow component 130 includes multiple first slow-flow parts 131, and the multiple first slow-flow parts 131 constitute a first slow-flow ring and are arranged around the drainage barrel 110, and each first slow-flow part 131 faces one drainage port 111.

[0033] The slow flow component 130 is composed of a plurality of first slow flow parts 131, which form a complete annular structure, i.e., a first slow flow ring. The first slow flow parts 131 surround the drainage cylinder 110, and each first slow flow part 131 is directed towards a drainage port 111, so that the slow flow component 130 can uniformly distribute the fluid, thereby optimizing the performance of the entire system.

[0034] Further, the liquid permeation hole group includes a plurality of first liquid permeation holes 122, and the slow flow component 130 includes a plurality of second slow flow parts 132, which form a second slow flow ring and are arranged around the first slow flow ring. A first liquid permeation hole 122 is arranged between adjacent two second slow flow parts 132, and the first liquid permeation hole 122 is arranged correspondingly to the first slow flow part 131.

[0035] In this embodiment, the liquid permeation hole group is composed of a plurality of first liquid permeation holes 122, which are used for the permeation and flow of liquid. The slow flow component 130 further includes a plurality of second slow flow parts 132, which form a second slow flow ring. The second slow flow ring surrounds the periphery of the first slow flow ring, forming a special structural layout. A first liquid permeation hole 122 is arranged between adjacent two second slow flow parts 132, and the first liquid permeation hole 122 is arranged alternately with the second slow flow parts, forming a ring as a whole. Each first liquid permeation hole 122 corresponds to a first slow flow part 131, ensuring the uniformity and efficiency of liquid flow.

[0036] Further, the liquid permeation hole group further includes a plurality of second liquid permeation holes, which form a ring and are arranged around the second slow flow ring.

[0037] Further, the liquid permeation hole group includes a plurality of second liquid permeation holes, which form a ring structure and are arranged around the second slow flow ring. This not only helps to uniformly distribute the liquid, but also effectively controls the speed and direction of the liquid flow, thereby ensuring the efficient operation of the entire system.

[0038] Further, the first liquid permeation hole 122, the first slow flow part 131, and the drainage port 111 are located on the same straight line, ensuring that the liquid discharged from the drainage port 111 can smoothly enter the first liquid permeation hole 122 after passing through the slow flow part.

[0039] Further, the slow flow component 130 includes a plurality of soft strip structures, one end of each soft strip structure being fixed to the liquid permeation plate.

[0040] Among them, the first slow flow part 131 and the second slow flow part can have the same structure, both including a plurality of soft strip structures, which can better play the role of slow flow.

[0041] Specifically, the soft body strip structure is a brush hair.

[0042] The inner circle holes are arranged on the liquid permeation plate 120, and the brush hairs are implanted in the holes, each hole is in one-to-one correspondence with the drainage port 111 at the bottom end of the tapered long cylinder, and the water flow impact force is reduced.

[0043] Further, the drainage cylinder 110 is a tapered cylinder, and the diameter of the end of the drainage cylinder 110 close to the liquid permeation plate 120 is smaller than the diameter of the end of the drainage cylinder 110 away from the liquid permeation plate 120.

[0044] The drainage cylinder 110 is designed as a tapered cylindrical structure, the diameter of the end close to the liquid permeation plate 120 is smaller, and the diameter of the end away from the liquid permeation plate 120 is larger, so that the wide mouth can gather water and reduce the water pouring inward and splashing out.

[0045] In addition, the utility model also provides a kind of permeation deformation test device, including the liquid shunt buffer device of any one, when using the slow flow buffer device to carry out permeation deformation test, water is added to the surface of permeation deformation sample, the impact force of water flow downward can be avoided, water flow is buffered, the surface of sample can be protected, the influence of water flow impact on test phenomenon description and test result is reduced, so the integrity of sample surface is retained, and the accuracy of test result is guaranteed.

[0046] Obviously, the above embodiments are only examples for clearly illustrating, and not limit the embodiments.

[0047] For ordinary skilled person in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments need not and cannot be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A liquid diversion and cushioning device, characterized by, The application relates to a liquid diversion and buffering device. The device comprises: a drainage cylinder, the side wall of which is provided with a plurality of drainage openings in a ring shape; a liquid permeation plate arranged at the bottom of the drainage cylinder, the liquid permeation plate being provided with a group of liquid permeation holes, the group of liquid permeation holes being arranged around the drainage cylinder; 2. The liquid diversion cushion device of claim 1, wherein, a slow flow component arranged on the liquid permeation plate, the slow flow component corresponding to the drainage openings.

3. The liquid diversion cushion device of claim 2, wherein, The slow flow component comprises a plurality of first slow flow parts, the plurality of first slow flow parts constituting a first slow flow ring and being arranged around the drainage cylinder, each of the first slow flow parts facing one of the drainage openings.

4. A liquid diversion and cushioning device according to claim 3, wherein, The group of liquid permeation holes comprises a plurality of first liquid permeation holes, the slow flow component comprises a plurality of second slow flow parts, the plurality of second slow flow parts constituting a second slow flow ring and being arranged around the first slow flow ring, one of the first liquid permeation holes being arranged between two adjacent second slow flow parts, and the first liquid permeation holes being arranged corresponding to the first slow flow parts.

5. The liquid diversion cushion apparatus of claim 3, wherein, The group of liquid permeation holes further comprises a plurality of second liquid permeation holes, the plurality of second liquid permeation holes constituting a ring shape and being arranged around the second slow flow ring.

6. The liquid diversion cushion device of any one of claims 1 to 5, wherein, The first liquid permeation holes, the first slow flow parts and the drainage openings are located on the same straight line.

7. The liquid diversion cushion apparatus of claim 6, wherein, The slow flow component comprises a plurality of soft strip structures, one end of each of the soft strip structures being fixed on the liquid permeation plate.

8. The liquid diversion cushion apparatus of any one of claims 1 to 5, wherein, The soft strip structure is a brush.

9. The liquid diversion cushion apparatus of any one of claims 1 to 5, wherein, The drainage cylinder is a conical cylinder, the diameter of one end of the drainage cylinder close to the liquid permeation plate being smaller than the diameter of the other end of the drainage cylinder away from the liquid permeation plate.

10. A permeation deformation test device characterized by comprising: The liquid permeation plate is in a disc shape. The application further relates to a liquid diversion and buffering device comprising any one of the devices according to claims 1 to 9.

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