CN210071627U - Sulfate erosion resistance testing machine - Google Patents

Abstract

The utility model discloses a sulfate erosion resistance testing machine, which comprises a test piece box and a container, wherein a water outlet pipeline for conveying sulfate solution into the test piece box and a water inlet pipeline for receiving the sulfate solution conveyed back from the test piece box are connected between the container and the test piece box; the inlet channel is provided with filter equipment in the inside of container, filter equipment includes the joint of being connected with the inlet channel and can dismantle the string bag of being connected with the joint, can dismantle the barrel that is connected with the stereoplasm on the joint, the lateral wall of barrel is equipped with the through-hole, outside the string bag was located to the barrel cover, the length weak point of barrel is in the string bag, the string bag is contradicted bottom the barrel. The utility model discloses a mode of dismantling barrel and string bag can regularly clear up impurity, compares prior art, greatly reduced the clearance degree of difficulty of impurity.

Description

Sulfate erosion resistance testing machine

Technical Field

The utility model relates to an engineering check out test set especially relates to an anti sulfate erosion test machine.

Background

At present, most of soil in China contains sulfate, the sulfate has strong corrosivity on concrete materials, the structure of concrete is easy to damage, the harm to the infrastructure of buildings is large, the problem to be solved is how to reduce the corrosion of the sulfate on the concrete and ensure the safety of the infrastructure, and therefore the corrosion resistance of the concrete test block needs to be researched.

The existing anti-sulfate erosion testing machine is a testing machine capable of performing dry-wet circulation, sulfate solution is injected and extracted through a water pump in a test piece box, and then a test piece is heated and dried.

The above prior art solutions have the following drawbacks: because the test block is after the test, some test blocks probably intensity is not enough, is corroded the back by the sulfate solution, has some parts by the erosion to drop in the solution from the test block to in being taken away to the container of placing the sulfate solution by the water pump with the sulfate solution together, let very easily like this have a great deal of impurity in the container, cause the inside impurity of container to precipitate, perhaps pipeline blocking, because the precipitate is all in the bottom, also do not benefit to the washing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anti sulfate erosion test machine conveniently clears up the impurity in the container.

The above object of the present invention can be achieved by the following technical solutions: a sulfate erosion resistance testing machine comprises a test piece box and a container, wherein a water outlet pipeline for conveying sulfate solution into the test piece box and a water inlet pipeline for receiving the sulfate solution conveyed back from the test piece box are connected between the container and the test piece box; the inlet channel is provided with filter equipment in the inside of container, filter equipment includes the joint of being connected with the inlet channel and can dismantle the string bag of being connected with the joint, can dismantle the barrel that is connected with the stereoplasm on the joint, the lateral wall of barrel is equipped with the through-hole, outside the string bag was located to the barrel cover, the length weak point of barrel is in the string bag, the string bag is contradicted bottom the barrel.

Through adopting above-mentioned technical scheme, get back to the sulphate solution in the container from the test piece case and get into the string bag through the inlet channel, under the pressure effect, sulphate solution permeates out from the string bag, remaining concrete impurity is kept somewhere in the string bag, because the string bag has certain length and protects through the barrel, make the string bag be difficult for damaging under the pressure effect, and even have the string bag of certain length bottom deposit impurity, its lateral wall still can keep the osmosis, make the normal operating of equipment be difficult for receiving the influence. Can regularly clear up impurity through the mode of dismantling barrel and string bag, compare prior art, greatly reduced the clearance degree of difficulty of impurity.

The utility model discloses further set up to: the joint comprises a pipe joint connected with the water inlet pipeline and an intermediate joint in threaded connection with the pipe joint, and the barrel is in threaded connection with the intermediate joint.

Through adopting above-mentioned technical scheme, through intermediate head transitional coupling and string bag and barrel for structural design is simpler.

The utility model discloses further set up to: the net bag is made of nylon, the upper end of the net bag is a hard plastic ring, and the outer wall of the plastic ring is centrally and symmetrically provided with two cylindrical heads; the lower end of the middle joint is provided with a clamping portion which is of a cylindrical structure, the side wall of the clamping portion is provided with an axial clamping groove for the cylindrical head to enter, and the bottom of the axial clamping groove is provided with a circumferential clamping groove for the cylindrical head to enter.

Through adopting above-mentioned technical scheme, go into axial draw-in groove with the cylinder head card, the rethread rotates the plastics ring for the cylinder head gets into circumference draw-in groove and can fixes the string bag, and under the fluid pressure effect, the string bag can keep fixed, does not separate with the portion that clamps. When the net bag needs to be detached, the net bag can be taken down by rotating and pulling out the net bag, and impurities in the net bag can be cleaned conveniently.

The utility model discloses further set up to: one end of the circumferential clamping groove, which is far away from the axial clamping groove, is provided with an embedded groove for embedding the cylindrical head, and the embedded groove is positioned on one side of the circumferential clamping groove, which faces the end part of the clamping part.

Through adopting above-mentioned technical scheme, when the cylinder head rotated to the bottom of circumference draw-in groove, can make cylinder head card go into the caulking groove through relative stretch-draw string bag and the portion of clamping for the cylinder head obtains circumference spacing, makes the string bag fixed more reliable.

The utility model discloses further set up to: the outer diameter of the plastic ring is equal to the inner diameter of the clamping portion, and the distance from the end face of the plastic ring to the lower end of the cylindrical head is larger than the distance from the bottom of the caulking groove to the top of the circumferential clamping groove.

Through adopting above-mentioned technical scheme, the plastics ring can with clamp the portion inner wall laminating for sulphate solution is difficult for leaking from the gap between plastics ring and the portion that clamps.

The utility model discloses further set up to: the container bottom is equipped with the brace table that is used for placing the barrel, be equipped with the recess that supplies the barrel joint on the brace table.

Through adopting above-mentioned technical scheme, carry out the joint through the recess to the barrel, can be so that whole filter equipment realizes better firm effect.

The utility model discloses further set up to: the one end of inlet channel in the container is connected with the flange, the coupling includes one end open-ended connecting cylinder, and the other end of connecting cylinder is equipped with the hole that supplies the inlet channel to wear to establish, the flange is located the connecting cylinder and the flange is equipped with sealed the pad towards one side of connecting cylinder end wall, the opening side of connecting cylinder is equipped with the internal thread, when connecting cylinder and intermediate head threaded connection, the flange is supported tightly in the end wall of connecting cylinder.

Through adopting above-mentioned technical scheme, the connecting cylinder can rotate alone and not take the inlet channel to rotate, and when connecting cylinder and intermediate head threaded connection, accessible intermediate head again realizes sealedly to the abutting action of ring flange and sealed pad.

To sum up, the utility model discloses a beneficial technological effect does: after the experiment is finished, when the solution is recovered, the solution can enter the designed filtering device through the water inlet pipeline, the impurities in the solution are recovered into the net bag, when the impurities are cleaned, the net bag only needs to be taken down from the middle joint and taken out for cleaning, the design realizes the filtration of the solution and is convenient for the cleaning of the filtered impurities,

drawings

FIG. 1 is a schematic view showing the overall structure of a test chamber of the present embodiment;

FIG. 2 is a schematic structural view of the container of the present embodiment;

FIG. 3 is an exploded view of the filter device of the present embodiment;

FIG. 4 is a schematic view of the pipe joint of the present embodiment;

fig. 5 is a schematic view of the structure of the net bag in the embodiment.

Description of reference numerals: 1. a container; 2. a sealing cover; 3. a test piece box; 4. a console; 5. a water outlet pipeline; 6. a water inlet pipe; 61. a pipe joint; 62. a gasket; 63. a flange; 64. a connecting cylinder; 7. an intermediate joint; 71. a clamping part; 72. an axial clamping groove; 73. a circumferential clamping groove; 74. caulking grooves; 8. a net bag; 81. a cylindrical head; 82. a plastic ring; 9. a barrel; 10. a support table; 11. and (4) a groove.

Detailed Description

Example (b):

the utility model provides an anti sulfate erosion testing machine, as shown in figure 1, constitute including container 1 and full-automatic test piece case 3, test piece case 3 is provided with control cabinet 4, container 1 is used for depositing the sulfate solution, outlet conduit 5 through container 1 below, the sulfate solution gets into test piece case 3 by control cabinet 4 control, carry out the anti sulfate test of test block, after the test, send the sulfate solution in test piece case 3 back to container 1 through inlet channel 6 on the container 1 by control cabinet 4.

As shown in fig. 2, 3 and 5, a filtering device is arranged in the container 1, a sealing cover 2 is arranged above the container 1, and the filtering device comprises a pipe joint 61 connected with a water inlet pipe 6, an intermediate joint 7, a net bag 8 and a cylinder 9. The pipe joint 61 is screwed to the intermediate joint 7, and a screw thread is provided below the intermediate joint 7. A cylinder 9 is arranged below the middle joint 7, and the cylinder 9 is connected with the middle joint 7 through threads. The lateral wall of barrel 9 is equipped with the through-hole, and outside the string bag 8 was located to barrel 9 cover, the length of barrel 9 shorted in string bag 8, and string bag 8 contradicts with barrel 9 bottom.

As shown in fig. 3 and 5, the net bag 8 is made of nylon, the upper end of the net bag 8 is a hard plastic ring 82, and two cylindrical heads 81 are arranged on the outer wall of the plastic ring 82 in a centrosymmetric manner; the lower end of the intermediate joint 7 is provided with a clamping part 71, the clamping part 71 is of a cylindrical structure, the side wall of the clamping part 71 is provided with an axial clamping groove 72 for the cylindrical head 81 to enter, and the bottom of the axial clamping groove 72 is provided with a circumferential clamping groove 73 for the cylindrical head 81 to enter. An insertion groove 74 for inserting the cylindrical head 81 is formed in one end of the circumferential clamping groove 73 far away from the axial clamping groove 72, and the insertion groove 74 is located on one side of the circumferential clamping groove 73 facing the end of the clamping portion 71. The outer diameter of the plastic ring 82 is equal to the inner diameter of the clamping portion 71, and the distance from the end face of the plastic ring 82 to the lower end of the cylindrical head 81 is greater than the distance from the bottom of the embedding groove 74 to the top of the circumferential clamping groove 73. The net bag 8 can be placed into the circumferential clamping groove 73 from the axial clamping groove 72 through the cylindrical head 81 and rotated, so that the cylindrical head 81 is clamped into the embedding groove 74 to be fixed, and the reverse operation is performed during disassembly.

As shown in fig. 2, a supporting platform 10 for placing the cylinder 9 is arranged at the bottom of the container 1, and a groove 11 for clamping the cylinder 9 is arranged on the supporting platform 10.

As shown in fig. 3 and 4, the pipe joint 61 includes a connecting cylinder 64 with an open end, a hole for the water inlet pipe 6 to connect is provided at the upper end of the connecting cylinder 64, a flange 63 is provided at the port of the water inlet pipe 6, the water inlet pipe 6 is fixed in the connecting cylinder 64 through the flange 63, a sealing gasket 62 is provided at one side of the flange 63 facing to the inner top wall of the pipe joint 61, when the pipe joint 61 is screwed into the intermediate joint 7, the flange 63 is supported by the upper end face of the intermediate joint 7, so that the flange 63 drives the sealing gasket 62 to tightly attach to the top of the connecting cylinder 64, thereby realizing the sealing of the.

The working principle is as follows: after the experiment that the anti sulfate of test block corrodes, pass through inlet channel 6 to the solution in the test piece case 3 and send back container 1, carry out the filtration of impurity in the solution through the filter equipment in the container 1, after impurity accumulation to a certain extent, only need to revolve out coupling 61, revolve out intermediate head 7 from fixed barrel 9 again, then take out string bag 8 from axial draw-in groove 72, just can carry out the processing of impurity, the mounting means is opposite with the mode of taking out.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (7)

1. A sulfate erosion resistance testing machine comprises a test piece box (3) and a container (1), wherein a water outlet pipeline (5) used for conveying sulfate solution into the test piece box (3) and a water inlet pipeline (6) used for receiving the sulfate solution conveyed back from the test piece box (3) are connected between the container (1) and the test piece box (3); the method is characterized in that: intake pipe (6) are provided with filter equipment in the inside of container (1), filter equipment includes the joint of being connected with intake pipe (6) and can dismantle string bag (8) of being connected with the joint, can dismantle barrel (9) that are connected with the stereoplasm on the joint, the lateral wall of barrel (9) is equipped with the through-hole, outside string bag (8) were located to barrel (9) cover, the length weak point of barrel (9) is in string bag (8), string bag (8) are contradicted bottom barrel (9).

2. The sulfate attack resistance tester as claimed in claim 1, wherein: the joint comprises a pipe joint (61) connected with the water inlet pipeline (6) and an intermediate joint (7) in threaded connection with the pipe joint (61), and the barrel (9) is in threaded connection with the intermediate joint (7).

3. The sulfate attack resistance tester as claimed in claim 2, wherein: the net bag (8) is made of nylon, the upper end of the net bag (8) is a hard plastic ring (82), and two cylindrical heads (81) are arranged on the outer wall of the plastic ring (82) in a centrosymmetric manner; the lower end of the middle joint (7) is provided with a clamping portion (71), the clamping portion (71) is of a cylindrical structure, an axial clamping groove (72) for a cylindrical head (81) to enter is formed in the side wall of the clamping portion (71), and a circumferential clamping groove (73) for the cylindrical head (81) to enter is formed in the bottom of the axial clamping groove (72).

4. A sulfate attack resistance tester as claimed in claim 3, wherein: an embedding groove (74) for embedding the cylindrical head (81) is formed in one end, far away from the axial clamping groove (72), of the circumferential clamping groove (73), and the embedding groove (74) is located on one side, facing the end portion of the clamping portion (71), of the circumferential clamping groove (73).

5. The sulfate attack resistance tester as claimed in claim 4, wherein: the outer diameter of the plastic circular ring (82) is equal to the inner diameter of the clamping portion (71), and the distance from the end face of the plastic circular ring (82) to the lower end of the cylindrical head (81) is larger than the distance from the bottom of the embedding groove (74) to the top of the circumferential clamping groove (73).

6. The sulfate attack resistance tester as claimed in claim 1, wherein: the container is characterized in that a supporting table (10) used for placing the barrel body (9) is arranged at the bottom of the container (1), and a groove (11) for clamping the barrel body (9) is formed in the supporting table (10).

7. The sulfate attack resistance tester as claimed in claim 2, wherein: inlet channel (6) is connected with flange (63) in one end of container (1), coupling (61) include one end open-ended connecting cylinder (64), and the other end of connecting cylinder (64) is equipped with the hole that supplies inlet channel (6) to wear to establish, flange (63) are located connecting cylinder (64) and flange (63) are equipped with sealed pad (62) towards one side of connecting cylinder (64) end wall, the opening side of connecting cylinder (64) is equipped with the internal thread, when connecting cylinder (64) and intermediate head (7) threaded connection, flange (63) are supported tightly in the end wall of connecting cylinder (64).

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