Aluminum alloy exfoliation corrosion test device

Abstract

The utility model provides an aluminum alloy exfoliation corrosion test device, and relates to the technical field of aluminum alloy exfoliation corrosion tests. The handle is fixedly connected to the surface of the box body and used for assisting the box body in position movement; the liquid discharging pipe is fixedly connected to the surface of the box body and used for discharging liquid and aluminum alloy in the box body; the mounting pipe is slidably connected to the inner wall of the box body and is used for assisting in mounting the beaker; the placing hook is placed on the surface of the mounting pipe and is used for placing a beaker; and the limiting device is arranged in the box body and is used for further limiting the placed beaker. Through the arrangement of the limiting device, the beaker can be further limited after being placed on the placing hook, so that the beaker cannot move when the beaker moves in the box body and liquid is injected into the beaker, and the stripping effect of aluminum alloy can be well observed after an experiment is finished; and thus, a worker can conveniently record data.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of aluminium alloy spalling corrosion test technology, and specifically relates to an aluminium alloy spalling corrosion test device. BACKGROUND

[0002] Metal materials are the most important engineering materials in modern times, and their large-scale use is closely related to the civilization and development of human society. However, metal materials and their products will be damaged in different forms during use, among which the most important and common damage form is corrosion. Aluminium alloy is an important metal material developed in recent times, which has high strength, small density, strong electrical conductivity and thermal conductivity, excellent mechanical properties, good processability and other advantages, and is widely used in important fields such as aerospace, instruments and meters and marine shipbuilding industry. However, like other metals, aluminium alloy also faces serious corrosion problems. Among them, spalling corrosion is a very harmful corrosion form of aluminium alloy, and it is a common type of local corrosion of aluminium alloy, which causes great damage to the strength, plasticity and fatigue performance of aluminium alloy, and shortens the service life of aluminium alloy.

[0003] A 5XXX aluminium alloy spalling corrosion test device is disclosed in a Chinese patent with publication number CN219810818U, which includes a box body, the top of the box body is open and covered with a box cover, the inner walls of the two sides of the box body are provided with oppositely arranged support portions at different heights, a sample suspension rod is horizontally arranged in the box body, the sample suspension rod is placed on the support portions at the same height of the inner walls of the two sides of the box body, and a plurality of hooks for hanging aluminium alloy samples are axially spaced on the sample suspension rod. The utility model can realize vertical suspension of the sample, the spacing of the hooks can be adjusted and increased or decreased, and can be suitable for spalling corrosion test of 5XXX aluminium alloys with different thicknesses and different numbers, and has high applicability. The spalling corrosion test of multiple 5XXX aluminium alloy samples can be simultaneously satisfied at one time, which is suitable for large-scale test and has high test efficiency.

[0004] During the aluminium alloy spalling corrosion test, the installation tube is carried and placed on the hook and is slidably installed in the interior of the box body, then the beaker is placed on the surface of the placing hook, and further liquid is poured into the interior of the box body. When the liquid contacts the beaker, the beaker will float up, at this time, the beaker is separated from the placing hook, which will affect the experimental effect of the internal aluminium alloy, and the result after spalling cannot be well observed. UTILITY MODEL CONTENTS

[0005] The aluminium alloy spalling corrosion test device provided by the utility model solves the problems in the background art.

[0006] To solve the above technical problems, the technical scheme of the utility model is as follows:

[0007] The embodiment of the utility model provides a kind of aluminium alloy exfoliation corrosion test device, including

[0008] Box body;

[0009] Handle, fixedly connected on the surface of box body, for assisting the movement of position of box body;

[0010] Liquid discharge pipe, fixedly connected on the surface of box body, for discharging liquid and aluminium alloy inside box body;

[0011] Mounting pipe, slidingly connected on the inner wall of box body, for helping beaker to install;

[0012] Placement hook, placed on the surface of mounting pipe, for placing beaker;

[0013] Limiting device, arranged inside box body, further limits the beaker placed, so that beaker does not float with liquid used in experiment;

[0014] Discharge device, arranged inside box body, prevents accumulation inside by pushing aluminium alloy corroded and fallen inside box body;

[0015] Scale groove, opened in the side wall of box body, for helping experimental personnel to understand the height of internal liquid.

[0016] Further, the limiting device includes four connecting rods, four connecting rods are fixedly connected with the inner wall of box body, four connecting rods are in pairs, two connecting rods are fixedly connected with mounting bracket on the surface, mounting bracket is fixedly connected with the inner wall of box body, six telescopic rods are fixedly connected with mounting bracket on the surface, six telescopic rods are fixedly connected with arc plate on the surface, spring is sleeved on the surface of six telescopic rods, both ends of spring are fixedly connected with mounting bracket and arc plate.

[0017] By the above technical scheme, pull arc plate, place beaker on placement hook, then loosen, arc plate is resisted on the surface of beaker by spring to realize simple limiting, so that beaker is not easy to separate from placement hook.

[0018] Further, the inner wall of arc plate is glued with protective pad, and the protective pad is made of sponge material.

[0019] By the above technical scheme, protective pad can reduce the damage caused by contact when arc plate is close to beaker, which facilitates the limiting use of beaker.

[0020] Further, the surface of spring is sleeved with protective sleeve, the protective sleeve is of telescopic structure, and both ends of protective sleeve are fixedly connected with mounting bracket and arc plate.

[0021] Through the technical scheme, the protective sleeve is placed on the surface of the spring, and the protective sleeve can move with the spring due to the telescopic structure, and the protective sleeve can prevent the spring from being damaged by contacting the test liquid.

[0022] Further, the surface of the circular arc plate is fixedly connected with a circular rod, the surface of the circular rod is fixedly connected with a connecting rope, the surface of the mounting frame is slidably connected with a sliding plate, one end of the connecting rope away from the circular rod is fixedly connected with the sliding plate, the surface of the sliding plate is provided with a circular hole, the surface of the mounting frame is slidably connected with an insertion rod, the insertion rod is in the shape of "U", and the size of one end of the insertion rod is matched with the size of the circular hole.

[0023] Through the technical scheme, when the beaker is placed, the sliding plate can pull a plurality of circular arc plates through the connecting rope, and then the insertion rod is inserted into the insertion hole to realize limiting, so that the limiting device is conveniently used in cooperation with the existing structure.

[0024] Further, the discharging device comprises a mounting sleeve, the surface of the mounting sleeve is fixedly connected with the box body, the inner wall of the mounting sleeve is fixedly connected with a motor, the inner wall of the box body is rotatably connected with a screw rod, the output end of the motor is fixedly connected with one end of the screw rod, the surface of the screw rod is threadedly connected with a discharging plate, and the surface of the discharging plate is fixedly connected with an arc-shaped plate.

[0025] Through the technical scheme, the motor is started to drive the screw rod to rotate, so that the discharging plate can be moved to the direction of the discharging pipe, and the peeled aluminum alloy is prevented from being inconveniently discharged.

[0026] Further, the inner wall of the box body is fixedly connected with two guide blocks, and the two guide blocks are in the shape of a triangle.

[0027] Through the technical scheme, the guide blocks can guide the liquid and the aluminum alloy in the box body to the direction of the discharging pipe, so that the liquid and the aluminum alloy can be conveniently discharged.

[0028] Further, the surface of the discharging plate is fixedly connected with a scraper.

[0029] Through the technical scheme, the liquid and the aluminum alloy are prevented from being too close to the bottom of the box body, and the scraper is convenient to scrape.

[0030] The above scheme of the utility model at least has the following beneficial effects:

[0031] 1. The utility model discloses a limiting device, which can further limit the beaker after the beaker is placed on the placing hook, so that the beaker does not move when the box body moves and the liquid is injected into the box body, and the peeling effect of the aluminum alloy can be observed after the experiment is finished, so that the staff can conveniently record data.

[0032] 2. The utility model discloses, through setting up the discharging device, can conveniently with the liquid and the aluminum alloy case of peeling off the direction of discharging pipe of case interior moves, make inside clean quickly, and then carry out subsequent peeling experiment, increase the practicality and work efficiency of test equipment. BRIEF DESCRIPTION OF DRAWINGS

[0033] Figure 1 It is the whole structure schematic diagram of the utility model;

[0034] Figure 2 It is the partial structure schematic diagram of the utility model Figure 1 ;

[0035] Figure 3 It is the A place enlarged structure schematic diagram of the utility model Figure 2 ;

[0036] Figure 4 It is the discharging device structure schematic diagram of the utility model.

[0037] EXPLANATION OF REFERENCE NUMERALS:

[0038] 1, box;2, handle;3, drain pipe;4, installation pipe;5, place hook;6, limiting device;601, connecting rod;602, mounting bracket;603, telescopic rod;604, arc plate;605, protection pad;606, spring;607, connecting rope;608, protective sleeve;609, sliding plate;610, round hole;611, plug rod;612, round rod;7, discharging device;71, guide block;72, mounting sleeve;73, motor;74, screw;75, discharging plate;76, scraper;77, arc plate;8, scale groove. DETAILED DESCRIPTION

[0039] Exemplary embodiments of the present utility model will be described hereinafter in detail with reference to the accompanying drawings. Although the exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided so that the present utility model can be more thoroughly understood and the scope of the present utility model can be fully conveyed to those skilled in the art.

[0040] As Figures 1 to 4 shown in the drawings, the embodiments of the present utility model provide an aluminum alloy peeling corrosion test device, comprising:

[0041] The box body 1; the handle 2 is fixedly connected on the surface of the box body 1, for assisting the position movement of the box body 1; the liquid discharge pipe 3 is fixedly connected on the surface of the box body 1, for discharging the liquid and the aluminum alloy inside the box body 1; the mounting pipe 4 is slidingly connected on the inner wall of the box body 1, for helping the installation of the beaker; the placing hook 5 is placed on the surface of the mounting pipe 4, for placing the beaker; the limiting device 6 is arranged in the box body 1, further limiting the placed beaker, so that the beaker will not float with the liquid used in the experiment; the discharge device 7 is arranged in the box body 1, pushing the aluminum alloy corroded and fallen inside to prevent the accumulation inside; the scale groove 8 is arranged on the side wall of the box body 1, for helping the experimenter to understand the height of the liquid inside.

[0042] As shown in Figures 1 to 3 The limiting device 6 includes four connecting rods 601, the four connecting rods 601 are fixedly connected with the inner wall of the box body 1, the four connecting rods 601 are in two groups, the surfaces of the two connecting rods 601 are fixedly connected with the mounting frame 602, the mounting frame 602 is fixedly connected with the inner wall of the box body 1, the surface of the mounting frame 602 is fixedly connected with six telescopic rods 603, the surfaces of the six telescopic rods 603 are fixedly connected with the arc plates 604, the surfaces of the six telescopic rods 603 are sleeved with the springs 606, the two ends of the spring 606 are fixedly connected with the mounting frame 602 and the arc plate 604, the arc plate 604 is pulled, the beaker is placed on the placing hook 5, then it is loosened, the arc plate 604 is resisted on the surface of the beaker by the spring 606 to achieve simple limiting, so that the beaker is not easy to separate from the placing hook 5, the inner wall of the arc plate 604 is glued with the protective pad 605, the protective pad 605 is made of sponge material, the protective pad 605 can reduce the damage caused by contact when the arc plate 604 is close to the beaker, which facilitates the limiting use of the beaker, the surface of the spring 606 is sleeved with the protective sleeve 608, the protective sleeve 608 is a telescopic structure, the two ends of the protective sleeve 608 are fixedly connected with the mounting frame 602 and the arc plate 604, the protective sleeve 608 is placed on the surface of the spring 606, because it is a telescopic structure, it can move with the spring 606, and the protective sleeve 608 can prevent the spring 606 from being damaged by contacting the test liquid, the surface of the arc plate 604 is fixedly connected with the round rod 612, the surface of the round rod 612 is fixedly connected with the connecting rope 607, the surface of the mounting frame 602 is slidingly connected with the sliding plate 609, the end of the connecting rope 607 away from the round rod 612 is fixedly connected with the sliding plate 609, the surface of the sliding plate 609 is provided with the circular hole 610, the surface of the mounting frame 602 is slidingly connected with the plug rod 611, the plug rod 611 is in "U" shape, the size of one end of the plug rod 611 is matched with the size of the circular hole 610, when the beaker is placed, the plurality of arc plates 604 can be pulled through the connecting rope 607 by the sliding plate 609 as a whole, then the limiting is realized by inserting the plug rod 611 into the plug hole, which facilitates the cooperation of the limiting device 6 with the existing structure.

[0043] In the embodiment of the utility model (working principle), after the beaker is placed on the placing hook 5, the plug rod 611 is pulled out from the inside of the insertion hole, then the sliding plate 609 is pulled and slowly moves to the direction of the beaker, when the circular arc plate 604 is abutted on the surface of the beaker, the sliding plate 609 can be loosened, at this time, the circular arc plate 604 realizes the abutment and pressure on the beaker, at the same time, the protective pad 605 on the surface of the circular arc plate 604 protects the place contacted with the beaker from being damaged, the protective sleeve 608 is on the surface of the spring 606, and the protective sleeve 608 is placed at the position where the test liquid enters the spring 606.

[0044] As shown in Figure 1 and Figure 4 , the discharging device 7 comprises a mounting sleeve 72, the mounting sleeve 72 is fixedly connected with the surface of the box body 1, the inner wall of the mounting sleeve 72 is fixedly connected with a motor 73, the inner wall of the box body 1 is rotationally connected with a screw rod 74, the output end of the motor 73 is fixedly connected with one end of the screw rod 74, the surface of the screw rod 74 is threadedly connected with a discharging plate 75, the surface of the discharging plate 75 is fixedly connected with an arc-shaped plate 77, the motor 73 is started to drive the screw rod 74 to rotate, so that the discharging plate 75 can be driven to move to the direction of the liquid discharge pipe 3, thereby preventing some peeled aluminum alloy from being inconveniently discharged inwardly, the inner wall of the box body 1 is fixedly connected with two guide blocks 71, the two guide blocks 71 are both triangular, the guide blocks 71 can guide the liquid and the aluminum alloy in the box body 1 to the direction of the discharging pipe, thereby conveniently discharging clean, the surface of the discharging plate 75 is fixedly connected with a scraper 76, so that some aluminum alloy and liquid can be prevented from being too closely adhered to the bottom of the box body 1, and the scraper is conveniently used to scrape off.

[0045] In the embodiment of the utility model, when the liquid discharge pipe 3 is used, the motor 73 is started, the motor 73 drives the screw rod 74 to drive the discharging plate 75 to slide to the direction of the discharging pipe, the discharging plate 75 and the arc-shaped plate 77 on the surface thereof can drive the liquid and the peeled aluminum alloy to move, meanwhile, the scraper 76 at the bottom can scrape the bottom of the box body 1, so that the liquid and the aluminum alloy in the box body 1 can be well discharged outwardly, meanwhile, there is a guide plate in the box body 1, the guide plate guides the liquid and the aluminum alloy on the two sides to the direction of the liquid discharge pipe 3, thereby further preventing residues in the box body 1.

[0046] The preferred embodiments of the utility model are described above, and it should be noted that, for ordinary technical personnel in the technical field, some improvements and decorations can be made without departing from the principle of the utility model, and these improvements and decorations should also be regarded as the protection range of the utility model.

Claims

1. An exfoliation corrosion test apparatus for an aluminum alloy characterized by, Include: Box (1); Handle (2), fixedly connected to the surface of the box (1), for assisting the box (1) to move the position; Liquid discharge pipe (3), fixedly connected to the surface of the box (1), for discharging the liquid and aluminum alloy inside the box (1); Mounting pipe (4), slidingly connected to the inner wall of the box (1), for helping to install the beaker; Place the hook (5) on the surface of the mounting pipe (4), for placing the beaker; Limiting device (6), arranged inside the box (1), further limiting the placed beaker, so that the beaker will not float with the liquid used in the experiment; Discharge device (7), arranged inside the box (1), by pushing the aluminum alloy corroded and fallen inside to prevent the accumulation inside; Scale groove (8), opened in the side wall of the box (1), for helping the experimenter to understand the height of the liquid inside.

2. An apparatus for exfoliation corrosion testing of an aluminum alloy as defined in claim 1, wherein The limiting device (6) includes four connecting rods (601), four connecting rods (601) are fixedly connected with the inner wall of the box (1), four connecting rods (601) are two groups, two connecting rods (601) are fixedly connected with the mounting bracket (602), the mounting bracket (602) is fixedly connected with the inner wall of the box (1), the mounting bracket (602) is fixedly connected with six telescopic rods (603) on the surface, six telescopic rods (603) are fixedly connected with arc plates (604) on the surface, six telescopic rods (603) are sleeved with springs (606) on the surface, both ends of the spring (606) are fixedly connected with the mounting bracket (602) and the arc plate (604).

3. An apparatus for exfoliation corrosion testing of an aluminum alloy as defined in claim 2 wherein, The inner wall of the arc plate (604) is glued with a protective pad (605), and the protective pad (605) is made of sponge material.

4. An apparatus for exfoliation corrosion testing of an aluminum alloy as defined in claim 2 wherein, The surface of the spring (606) is sleeved with a protective sleeve (608), the protective sleeve (608) is of telescopic structure, and both ends of the protective sleeve (608) are fixedly connected with the mounting bracket (602) and the arc plate (604).

5. An apparatus for exfoliation corrosion testing of an aluminum alloy as defined in claim 2 wherein, The surface of the arc plate (604) is fixedly connected with a round rod (612), the surface of the round rod (612) is fixedly connected with a connecting rope (607), the surface of the mounting bracket (602) is slidingly connected with a sliding plate (609), one end of the connecting rope (607) away from the round rod (612) is fixedly connected with the sliding plate (609), and the surface of the sliding plate (609) is provided with a circular hole (610), the surface of the mounting bracket (602) is slidingly connected with an insertion rod (611), the insertion rod (611) is "U" shaped, and the size of one end of the insertion rod (611) is matched with the size of the circular hole (610).

6. An apparatus for exfoliation corrosion testing of an aluminum alloy as defined in claim 1 wherein, The discharge device (7) comprises a mounting sleeve (72), the inner wall of the mounting sleeve (72) is fixedly connected with the surface of the box body (1), the inner wall of the box body (1) is rotationally connected with a screw rod (74), the output end of the motor (73) is fixedly connected with one end of the screw rod (74), and the surface of the screw rod (74) is threadedly connected with a discharge plate (75); the surface of the discharge plate (75) is fixedly connected with an arc-shaped plate (77).

7. An apparatus for exfoliation corrosion testing of an aluminum alloy as defined in claim 1 wherein, The inner wall of the box body (1) is fixedly connected with two guide blocks (71), and the two guide blocks (71) are both triangular.

8. An apparatus for exfoliation corrosion testing of an aluminum alloy as defined in claim 6 wherein, The surface of the discharge plate (75) is fixedly connected with a scraper (76).

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