Durability test equipment for superfine composite slag powder

Abstract

The utility model discloses durability test equipment for superfine composite slag powder, which comprises a bottom box body, a hydraulic cylinder main body is mounted at the middle position of the top end of a hydraulic cylinder fixing frame, a lower pressing plate is mounted at the bottom end of the hydraulic cylinder main body, and a dust removal component for preventing dust dispersion is arranged at the top end of a control box main body. According to the durability test equipment for the superfine composite slag powder, the dust collection main shell, the dust collection fan, the top opening and closing cover, the dust collection bag, the air guide pipe and the air suction opening are arranged, when the durability test equipment is used, the dust collection fan at the dust collection main shell is started, the dust collection fan exhausts air in the dust collection main shell, negative pressure is formed in the dust collection main shell, and the durability of the superfine composite slag powder is improved. When the dust collector is used, external air flows in along the air suction opening, dust dispersed in the air is brought in together and enters the dust collection bag along the air guide pipe, the dust collection bag can be taken out to be cleaned by opening the top opening and closing cover in the later period, the dust suction function is achieved, and the problem that the dust collector does not have the dust suction function is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of testing equipment, in particular to durability testing equipment for ultra-fine slag composite powder. Background Art

[0002] Ultrafine slag powder is made from slag powder, which has undergone a certain degree of deep processing and compounding to make it have a finer fineness. It is mostly used as an admixture for concrete, which can improve the physical properties of concrete and increase its durability.

[0003] Currently, most of the tests on the market for testing the durability of ultrafine slag composite powder are compressive creep tests. The samples constructed with ultrafine slag composite powder are placed horizontally on the test bench, and the creep state of the samples is observed by applying fixed pressure for a long time to judge the durability of the samples. There are some functional deficiencies in actual use, and there is room for improvement. For example, the sample itself is a square structure constructed of ultrafine slag composite powder and binder, and the experiment needs to be carried out after it is completely dried. During the compression process, once the sample disintegrates, scattered dust will appear. The current solution is to wipe and clean it with a wet rag, which is more troublesome to operate and does not have the function of dust removal.

[0004] Now, a new type of durability testing equipment for ultrafine slag composite powder is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a durability test device for ultrafine slag composite powder, so as to solve the problem of the lack of dust suction function proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: durability testing equipment for slag ultrafine composite powder, comprising a bottom box body, one side of the top of the bottom box body is fixedly connected to a control box body, a button panel is provided at the bottom of the front end of the control box body, a display screen is installed at the top of the front end of the control box body, the other side of the top of the bottom box body is fixedly connected to a hydraulic cylinder fixing frame, a hydraulic cylinder body is installed at the middle position of the top of the hydraulic cylinder fixing frame, a lower pressure plate is installed at the bottom end of the hydraulic cylinder body, a pressure sensor is provided at the middle position of the top of the lower pressure plate, a sample placement table is provided below the lower pressure plate, and a dust removal component is provided at the top of the control box body to prevent dust from dispersing.

[0007] The dust removal assembly includes a dust collection main shell, which is fixedly connected to the top of the control box body, a dust collection fan is installed on one side of the interior of the dust collection main shell, a top opening and closing cover is movably connected to the top of the dust collection main shell, a dust collection bag is threadedly connected to the other side of the interior of the dust collection main shell, an air suction port is fixedly connected to the top of one side of the interior of the hydraulic cylinder fixing frame, and an air guide duct is installed between one side of the air suction port and one side of the dust collection main shell.

[0008] Preferably, the interiors of the dust collection main shell and the dust collection fan are connected, and there is a distance between one side of the dust collection fan and one side of the dust collecting bag.

[0009] Preferably, the interiors of the dust collecting bag and the air duct are connected, and the dust collecting bag can be removed from the interior of the dust collecting main shell.

[0010] Preferably, the interiors of the air guide duct and the air suction port are connected, and the bottom end of the air suction port is higher than the bottom end of the lower pressure plate.

[0011] Preferably, two groups of internal threaded positioning holes are respectively provided on both sides of the bottom of the front end of the hydraulic cylinder fixing frame, and two groups of side positioning plates are provided in front of the hydraulic cylinder fixing frame. Positioning screw eyes are respectively provided at the upper and lower ends of the front of the side positioning plates, and hand-tightened bolts are inserted into the interior of the positioning screw eyes from front to back, and an acrylic transparent protective plate is fixedly connected between one side of the two groups of side positioning plates.

[0012] Preferably, the hand-tightening bolt passes through the interior of the positioning screw eye and extends into the interior of the internal thread positioning hole, and the threads on the outside of the hand-tightening bolt match the threads on the inside of the internal thread positioning hole.

[0013] Preferably, a bottom supporting plate is horizontally placed on the other side of the top of the bottom box body, side baffles are fixedly connected to both sides of the top of the bottom supporting plate, the rear end of the side baffle is fixedly connected to the rear baffle, a handle groove is provided inside the rear baffle, a placement table reserved groove is provided in the middle position of the bottom supporting plate, and a rubber inner ring is glued to the inner wall of the placement table reserved groove.

[0014] Preferably, the inner diameter of the reserved groove of the placement table is adapted to the outer diameter of the sample placement table, and the inner wall of the rubber inner ring is in contact with the outer wall of the sample placement table.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the durability test equipment for slag ultrafine composite powder not only realizes the function of dust removal, but also realizes the function of preventing splashing and injuring people, and also realizes the function of catching broken pieces for easy cleaning;

[0016] (1) The vacuum cleaner is provided with a dust collecting main shell, a dust collecting fan, a top opening and closing cover, a dust collecting bag, an air duct and an air suction port. When in use, the slag ultrafine composite powder and the binder are mixed in proportion and cast into a square sample. After the sample is dried and solidified, it is placed horizontally on the sample placement table. The hydraulic cylinder body extends downward to press the lower pressure plate on the top of the sample and maintain a fixed pressure. The pressure sensor can intuitively feedback the pressure value and maintain a certain period. When the sample is cracked and broken, the dust in it is forced to disperse to the surroundings, and the dust collecting fan at the vacuum cleaner main shell is started. The dust collecting fan discharges the air in the vacuum cleaner main shell, and a negative pressure is formed inside the vacuum cleaner main shell. The external air flows in along the air suction port, bringing the dust dispersed in the air together, and enters the dust collecting bag along the air duct. The top opening and closing cover is opened later to remove the dust collecting bag for cleaning, thereby realizing the dust suction function.

[0017] (2) By providing an internal thread positioning hole, a side positioning plate, a positioning screw eye, a hand-tightening bolt and an acrylic transparent guard plate, before starting the experiment, the side positioning plates on both sides of the acrylic transparent guard plate are fitted to the front end of the hydraulic cylinder fixing frame, and the hand-tightening bolts are screwed into the positioning screw eye. The hand-tightening bolts are clamped into the internal thread positioning hole, and the position of the side positioning plate and the acrylic transparent guard plate are fixed synchronously. The acrylic transparent guard plate can block splashing fragments without affecting normal observation, thereby achieving the function of preventing splashing and injuring people;

[0018] (3) By providing a bottom support plate, side baffles, rear baffles, handle grooves, a reserved groove for the placement table and a rubber inner ring, before placing the sample, the bottom support plate is placed under the sample placement table, the sample placement table passes through the reserved groove for the placement table, the rubber inner ring fits the outer wall of the sample placement table to prevent leakage when lifting, the front end of the side baffle fits the rear end of the acrylic transparent guard plate, as the sample disintegrates, the acrylic transparent guard plate, side baffles and rear baffle can gather the fragments on the bottom support plate, buckle the handle groove to lift the bottom support plate as a whole, and then quickly clean it, thus realizing the function of receiving the fragments and making it easy to clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a front view structural diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the front view structure of the acrylic transparent guard plate of the present invention;

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

[0022] Figure 4 This is a front view structural diagram of the bottom supporting plate of the present invention;

[0023] Figure 5This is a schematic diagram of the bottom supporting plate of the present invention from a top view.

[0024] In the figure: 1. Bottom box; 2. Control box body; 3. Keypad; 4. Display screen; 5. Dust suction main shell; 6. Dust suction fan; 7. Top opening and closing cover; 8. Dust bag; 9. Air duct; 10. Air suction port; 11. Hydraulic cylinder fixing bracket; 12. Hydraulic cylinder body; 13. Pressure sensor; 14. Lower pressure plate; 15. Internal thread positioning hole; 16. Side positioning plate; 17. Positioning screw eye; 18. Thumb bolt; 19. Acrylic transparent guard plate; 20. Sample placement table; 21. Bottom support plate; 22. Side baffle; 23. Rear baffle; 24. Handle slot; 25. Reserved slot for placement table; 26. Rubber inner ring. DETAILED DESCRIPTION

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

[0026] Example 1: Please refer to Figure 1-5 , durability testing equipment for slag ultrafine composite powder, including a bottom box body 1, one side of the top of the bottom box body 1 is fixedly connected to a control box body 2, a button panel 3 is provided at the bottom of the front end of the control box body 2, a display screen 4 is installed on the top of the front end of the control box body 2, the other side of the top of the bottom box body 1 is fixedly connected to a hydraulic cylinder fixing frame 11, a hydraulic cylinder body 12 is installed at the middle position of the top of the hydraulic cylinder fixing frame 11, a lower pressure plate 14 is installed at the bottom end of the hydraulic cylinder body 12, a pressure sensor 13 is provided at the middle position of the top of the lower pressure plate 14, a sample placement table 20 is provided below the lower pressure plate 14, and a dust removal component for preventing dust dispersion is provided at the top of the control box body 2;

[0027] See also Figure 1-5 The durability test equipment for ultrafine composite powder of slag also includes a dust removal assembly, which includes a dust collection main shell 5, which is fixedly connected to the top of the control box main body 2, and a dust collection fan 6 is installed on one side of the interior of the dust collection main shell 5. The top of the dust collection main shell 5 is movably connected to a top opening and closing cover 7, and the other side of the interior of the dust collection main shell 5 is threadedly connected to a dust collection bag 8. The top of one side of the interior of the hydraulic cylinder fixing frame 11 is fixedly connected to an air suction port 10, and an air guide pipe 9 is installed between one side of the air suction port 10 and one side of the dust collection main shell 5;

[0028] The interiors of the dust collection main housing 5 and the dust collection fan 6 are connected. There is a distance between one side of the dust collection fan 6 and one side of the dust collection bag 8. The dust collection bag 8 and the air duct 9 are connected. The dust collection bag 8 can be removed from the interior of the dust collection main housing 5. The air duct 9 and the air suction port 10 are connected. The bottom end of the air suction port 10 is higher than the bottom end of the lower pressure plate 14, which can quickly remove the dust dispersed after disintegration.

[0029] Specifically, if Figure 1 and Figure 3 As shown, the dust collection fan 6 at the dust collection main shell 5 is started, and the dust collection fan 6 discharges the air in the dust collection main shell 5, so that a negative pressure is formed inside the dust collection main shell 5, and the outside air rushes in along the air suction port 10, bringing in the dust dispersed in the air and entering the dust collection bag 8 along the air duct 9. Later, the top opening and closing cover 7 is opened to take out the dust collection bag 8 for cleaning.

[0030] Example 2: Two groups of internal threaded positioning holes 15 are respectively provided on both sides of the bottom of the front end of the hydraulic cylinder fixing frame 11, and two groups of side positioning plates 16 are provided in front of the hydraulic cylinder fixing frame 11. Positioning screw eyes 17 are respectively provided at the upper and lower ends of the front of the side positioning plates 16. Hand bolts 18 are inserted into the interior of the positioning screw eyes 17 from front to back. An acrylic transparent guard plate 19 is fixedly connected between one side of the two groups of side positioning plates 16. The hand bolts 18 pass through the interior of the positioning screw eyes 17 and extend into the interior of the internal threaded positioning holes 15. The external threads of the hand bolts 18 match the internal threads of the internal threaded positioning holes 15, which can prevent fragments from flying forward and injuring people;

[0031] Specifically, if Figure 1 and Figure 2 As shown, the side positioning plates 16 on both sides of the acrylic transparent guard plate 19 are fitted onto the front end of the hydraulic cylinder fixing frame 11, and the hand-tightening bolts 18 are screwed into the positioning screw eyes 17. The hand-tightening bolts 18 are inserted into the internal thread positioning holes 15. The positions of the side positioning plates 16 and the acrylic transparent guard plate 19 are fixed synchronously. The acrylic transparent guard plate 19 can block splashing fragments without affecting normal observation.

[0032] Embodiment 3: A bottom supporting plate 21 is horizontally placed on the other side of the top of the bottom box body 1, and side baffles 22 are fixedly connected to both sides of the top of the bottom supporting plate 21, and a rear baffle 23 is fixedly connected to the rear end of the side baffle 22. A handle groove 24 is provided inside the rear baffle 23, and a placement table reserved groove 25 is provided in the middle position of the bottom supporting plate 21. A rubber inner ring 26 is glued to the inner wall of the placement table reserved groove 25. The inner diameter of the placement table reserved groove 25 is adapted to the outer diameter of the sample placement table 20, and the inner wall of the rubber inner ring 26 is in contact with the outer wall of the sample placement table 20, so as to facilitate the cleaning of cracked fragments.

[0033] Specifically, if Figure 1 、 Figure 4 and Figure 5 As shown, the bottom supporting plate 21 is put along the sample placement table 20, and the sample placement table 20 passes through the reserved groove 25 of the placement table. The rubber inner ring 26 fits the outer wall of the sample placement table 20 to prevent leakage when lifting. The front end of the side baffle 22 fits the rear end of the acrylic transparent guard plate 19. As the sample disintegrates, the acrylic transparent guard plate 19, the side baffle 22, and the rear baffle 23 can gather the fragments on the bottom supporting plate 21. The bottom supporting plate 21 can be lifted as a whole by buckling the handle groove 24.

[0034] Working principle: When the present invention is in use, first, the slag ultrafine composite powder and the binder are mixed in proportion and then cast into a square sample. After the sample is dried and solidified, it is placed horizontally on the sample placement table 20. The hydraulic cylinder body 12 extends downward to press the lower pressure plate 14 on the top of the sample and maintain a fixed pressure. The pressure sensor 13 can intuitively feedback the pressure value and maintain a certain period. When the sample is cracked and broken, the dust therein is forced to disperse to the surroundings, and the dust suction fan 6 at the dust suction main shell 5 is started. The dust suction fan 6 discharges the air in the dust suction main shell 5, and a negative pressure is formed inside the dust suction main shell 5. The external air rushes in along the air suction port 10, bringing in the dust dispersed in the air, and enters the dust collecting bag 8 along the air duct 9. The top opening and closing cover 7 is opened later to remove the dust collecting bag 8 for cleaning. Before starting the experiment, fit the side positioning plates 16 on both sides of the acrylic transparent guard plate 19 to the front end of the hydraulic cylinder fixing frame 11, screw in the hand-tightening bolts 18 along the positioning screw eyes 17, and the hand-tightening bolts 18 are inserted into the internal thread positioning holes 15. The positions of the side positioning plates 16 and the acrylic transparent guard plate 19 are fixed synchronously. The acrylic transparent guard plate 19 can block splashing fragments without affecting normal observation. Before placing the sample, put the bottom supporting plate 21 along the sample placing table 20, and the sample placing table 20 passes through the reserved groove 25 of the placing table. The rubber inner ring 26 fits the outer wall of the sample placing table 20 to prevent leakage when lifting. The front end of the side baffle 22 fits the rear end of the acrylic transparent guard plate 19. As the sample disintegrates, the acrylic transparent guard plate 19, the side baffle 22, and the rear baffle 23 can gather the fragments on the bottom supporting plate 21. Buckle the handle groove 24 to lift the bottom supporting plate 21 as a whole for quick cleaning.

[0035] It will be apparent 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 characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A durability test device for ultrafine slag composite powder, comprising a bottom box (1), characterized in that: A control box body (2) is fixedly connected to one side of the top of the bottom box body (1), a key panel (3) is provided at the bottom of the front end of the control box body (2), a display screen (4) is installed at the top of the front end of the control box body (2), a hydraulic cylinder fixing frame (11) is fixedly connected to the other side of the top of the bottom box body (1), a hydraulic cylinder body (12) is installed at the middle position of the top of the hydraulic cylinder fixing frame (11), a lower pressure plate (14) is installed at the bottom end of the hydraulic cylinder body (12), a pressure sensor (13) is provided at the middle position of the top of the lower pressure plate (14), a sample placement table (20) is provided below the lower pressure plate (14), and a dust removal component for preventing dust from dispersing is provided at the top of the control box body (2); The dust removal assembly comprises a dust collection main shell (5), the dust collection main shell (5) is fixedly connected to the top of the control box body (2), a dust collection fan (6) is installed on one side of the interior of the dust collection main shell (5), the top of the dust collection main shell (5) is movably connected to a top opening and closing cover (7), the other side of the interior of the dust collection main shell (5) is threadedly connected to a dust collection bag (8), the top of one side of the interior of the hydraulic cylinder fixing frame (11) is fixedly connected to an air suction port (10), and an air guide pipe (9) is installed between one side of the air suction port (10) and one side of the dust collection main shell (5).

2. The durability testing equipment for ultrafine slag composite powder according to claim 1, characterized in that: The interiors of the dust collection main housing (5) and the dust collection fan (6) are connected, and there is a distance between one side of the dust collection fan (6) and one side of the dust collection bag (8).

3. The durability testing equipment for ultrafine slag composite powder according to claim 1, characterized in that: The interiors of the dust collecting bag (8) and the air duct (9) are connected, and the dust collecting bag (8) can be removed from the interior of the dust collecting main housing (5).

4. The durability testing equipment for ultrafine slag composite powder according to claim 1, characterized in that: The interiors of the air guide pipe (9) and the air suction port (10) are connected, and the bottom end of the air suction port (10) is higher than the bottom end of the lower pressure plate (14).

5. The durability testing equipment for ultrafine slag composite powder according to claim 1, characterized in that: Two groups of internal threaded positioning holes (15) are respectively provided on both sides of the bottom of the front end of the hydraulic cylinder fixing frame (11), and two groups of side positioning plates (16) are provided in front of the hydraulic cylinder fixing frame (11). Positioning screw eyes (17) are respectively provided at the upper and lower ends of the front of the side positioning plates (16), and hand-tightened bolts (18) are inserted into the interior of the positioning screw eyes (17) from front to back. An acrylic transparent protective plate (19) is fixedly connected between one side of the two groups of side positioning plates (16).

6. The durability testing equipment for ultrafine slag composite powder according to claim 5, characterized in that: The hand-tightening bolt (18) passes through the interior of the positioning screw eye (17) and extends into the interior of the internal thread positioning hole (15). The external thread of the hand-tightening bolt (18) matches the internal thread of the internal thread positioning hole (15).

7. The durability testing equipment for ultrafine slag composite powder according to claim 1, characterized in that: A bottom supporting plate (21) is horizontally placed on the other side of the top of the bottom box (1), and side baffles (22) are fixedly connected to both sides of the top of the bottom supporting plate (21), and a rear baffle (23) is fixedly connected to the rear end of the side baffle (22). A handle groove (24) is provided inside the rear baffle (23), and a placement table reserved groove (25) is provided at the middle position of the bottom supporting plate (21), and a rubber inner ring (26) is glued to the inner wall of the placement table reserved groove (25).

8. The durability testing equipment for ultrafine slag composite powder according to claim 7, characterized in that: The inner diameter of the reserved groove (25) of the placement platform is adapted to the outer diameter of the sample placement platform (20), and the inner wall of the rubber inner ring (26) is fitted to the outer wall of the sample placement platform (20).

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