Corrosion test equipment for corrosion-resistant aluminum alloy hub
By designing a corrosion test equipment with corrosion-resistant aluminum alloy wheel hub with a combined structure of sealing rings and grooves, the problem that existing equipment cannot test gas and liquids at the same time is solved, and efficient corrosion testing and convenient equipment cleaning and sample removal are achieved.
Patent Information
- Application Number
- CN202421055921.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-15
- Publication Date
- 2025-04-15
- Estimated Expiration
- 2034-05-15
AI Technical Summary
Existing corrosion testing equipment cannot test the corrosion conditions of corrosion gases and corrosion liquids on aluminum alloy wheel hubs at the same time, and the equipment is not convenient for cleaning and removing samples after testing.
A corrosion testing equipment for corrosion-resistant aluminum alloy wheel hubs is designed, and a combined structure of sealing rings and grooves is adopted to ensure that gas and liquid can exist and be sealed during the test process. At the same time, the flow of corrosive gas is controlled through the design of intake valves and outlet valves, and the design of discharge valves and collection barrels is easy to clean up corrosive liquids.
It realizes the corrosion of corrosive gases and liquids on aluminum alloy wheel hubs simultaneously in the same equipment, and simplifies the cleaning and sample removal process of the equipment, improving the efficiency and convenience of testing.
Smart Images
Figure CN222762047U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of corrosion testing, in particular to corrosion testing equipment for a corrosion-resistant aluminum alloy wheel hub. Background Art
[0002] Aluminum alloy wheels have good corrosion resistance and stand out in the electric vehicle industry with great development potential. Before leaving the factory, in order to ensure the quality of the products, a batch of products need to be sampled for corrosion resistance testing. This test requires the use of corrosion testing equipment. First, the weight of the sample to be tested must be weighed and placed in the corrosion testing equipment. After a period of time, take it out and weigh it again and observe it to determine whether the product is qualified.
[0003] The current corrosion testing equipment cannot test the corrosion of aluminum alloy wheels when corrosive gas and corrosive liquid exist at the same time. After the test is completed, it is inconvenient to take out the aluminum alloy wheels, and the corrosive gas and corrosive liquid are not easy to take out after the experiment is completed. Therefore, a corrosion testing equipment for corrosion-resistant aluminum alloy wheels is proposed to address the above problems. Summary of the invention
[0004] The utility model aims to provide a corrosion testing device for a corrosion-resistant aluminum alloy wheel hub to solve the problems raised in the above-mentioned background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A corrosion testing device for a corrosion-resistant aluminum alloy wheel hub comprises a shell, a lining is provided in the middle of the bottom inner side of the shell, a handle is fixedly connected to the top of the lining, an air inlet valve is fixedly connected to one side of the shell, an air outlet valve is fixedly connected to the other side of the shell, a bolt is fixedly connected to the top of the shell, a nut is provided on the outer side of the bolt, a top cover is provided above the shell, a cover hole is provided at the top of the top cover, a handle is fixedly connected to one side of the top cover, a groove is provided at the bottom of the top cover, a sealing ring is fixedly connected to the top of the shell near the bolt, a discharge valve is fixedly connected to the middle of the bottom end of the shell, a leg is fixedly connected to the edge of the bottom end of the shell, and a collecting bucket is provided below the discharge valve.
[0007] Preferably, the air inlet valve and the air outlet valve have the same specifications, and the air inlet valve and the air outlet valve are symmetrically distributed on both sides of the shell.
[0008] Preferably, the number of the bolts, cover holes and nuts is eight, and the cross-sectional area of the cover holes is slightly larger than the cross-sectional area of the bolts.
[0009] Preferably, there are two handles and two handles, and the handles are symmetrically distributed on both sides of the top cover, and the handles are symmetrically distributed on both sides of the lining, and the lining is a mesh structure.
[0010] Preferably, the height of the groove is slightly smaller than the height of the sealing ring, and the cross-sectional area of the groove is the same as the cross-sectional area of the sealing ring.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] 1. In the utility model, the groove at the bottom of the top cover and the sealing ring at the top of the shell are provided, and the whole device is sealed by tightening the nut, so that gas and liquid can exist in the device at the same time. The lining and handle located on the inner side of the shell can directly take out the tested wheel hub, which is convenient for operation;
[0013] 2. In the utility model, the air inlet valve and the air exhaust valve are provided so that the corrosive gas can be injected through the air inlet valve and extracted from the air outlet valve to prevent the corrosive gas from escaping into the air. The corrosive liquid after the reaction can be put into the collection bucket located below the shell through the discharge valve located at the bottom of the shell. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;
[0016] Figure 3 This is a schematic diagram of the top cover structure of the utility model;
[0017] Figure 4 It is a schematic diagram of the structure of the utility model from top view.
[0018] In the figure: 1. Shell; 2. Liner; 3. Handle; 4. Inlet valve; 5. Exhaust valve; 6. Bolts; 7. Nuts; 8. Top cover; 9. Cover hole; 10. Handle; 11. Groove; 12. Sealing ring; 13. Discharge valve; 14. Legs; 15. Collection bucket. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the devices or elements referred to must have a specific direction or be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of the present invention. The directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.
[0021] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the present invention.
[0022] See also Figure 1-4 , the utility model provides a technical solution:
[0023] A corrosion testing device for a corrosion-resistant aluminum alloy wheel hub comprises a shell 1, a liner 2 is provided in the middle of the bottom inner side of the shell 1, a handle 3 is fixedly connected to the top of the liner 2, an air inlet valve 4 is fixedly connected to one side of the shell 1, an air outlet valve 5 is fixedly connected to the other side of the shell 1, a bolt 6 is fixedly connected to the top of the shell 1, a nut 7 is provided on the outer side of the bolt 6, a top cover 8 is provided above the shell 1, a cover hole 9 is provided at the top of the top cover 8, a handle 10 is fixedly connected to one side of the top cover 8, a groove 11 is provided at the bottom of the top cover 8, a sealing ring 12 is fixedly connected to the position of the top of the shell 1 near the bolt 6, a discharge valve 13 is fixedly connected to the middle of the bottom end of the shell 1, a support leg 14 is fixedly connected to the edge of the bottom end of the shell 1, and a collecting bucket 15 is provided below the discharge valve 13.
[0024] The air inlet valve 4 and the air outlet valve 5 have the same specifications, and the air inlet valve 4 and the air outlet valve 5 are symmetrically distributed on both sides of the shell 1. The corrosive gas enters through the air inlet valve 4 and is extracted through the air outlet valve 5. The number of bolts 6, cover holes 9 and nuts 7 is eight, and the cross-sectional area of the cover hole 9 is slightly larger than the cross-sectional area of the bolt 6. The bolt 6 can be inserted into the cover hole 9. The number of handles 3 and handles 10 is two, and the handles 10 are symmetrically distributed on both sides of the top cover 8. The handles 3 are symmetrically distributed on both sides of the lining 2. The lining 2 is a mesh structure, and the lining 2 can filter out corrosive liquids. The height of the groove 11 is slightly smaller than the height of the sealing ring 12, and the cross-sectional area of the groove 11 is the same as the cross-sectional area of the sealing ring 12, and the sealing ring 12 fits tightly with the groove 11.
[0025] Workflow: First, weigh the aluminum alloy wheel hub to be tested in advance and put it into the liner 2, then pick up the handle 3, put the liner 2 into the shell 1, pour the corrosive liquid into the shell 1, install the top cover 8 on the shell 1, pick up the handle 10, align the cover hole 9 with the bolt 6 and put it down, tighten the nut 7 on the outside of the bolt 6, at this time, the sealing ring 12 is tightly fitted with the groove 11, the whole device is sealed, and the top cover 8 is installed. Next, let the corrosive gas in, open the air inlet valve 4, close the valve after letting the corrosive gas in, and the corrosion resistance test of the aluminum alloy wheel hub begins. After a period of time, the reaction is completed, and the corrosive gas is extracted through the air outlet valve 5. The discharge valve 13 is opened, and the corrosive liquid flows into the collection bucket 15 through the discharge valve 13. Unscrew the nut 7, lift the handle 10 to remove the top cover 8, pick up the handle 3, pour out the aluminum alloy wheel hub in the liner 2, weigh it and observe it, and the test is completed.
[0026] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.
[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A corrosion testing device for a corrosion-resistant aluminum alloy wheel hub, comprising a housing (1), characterized in that: An inner lining (2) is provided in the middle of the bottom inner side of the shell (1), and a handle (3) is fixedly connected to the top of the inner lining (2). An air inlet valve (4) is fixedly connected to one side of the shell (1), and an air outlet valve (5) is fixedly connected to the other side of the shell (1). A bolt (6) is fixedly connected to the top of the shell (1), and a nut (7) is provided on the outside of the bolt (6). A top cover (8) is provided above the shell (1), and a cover hole (9) is provided at the top of the top cover (8). A handle (10) is fixedly connected to one side of the top cover (8), and a groove (11) is provided at the bottom of the top cover (8). A sealing ring (12) is fixedly connected to the top of the shell (1) near the bolt (6). A discharge valve (13) is fixedly connected to the middle of the bottom of the shell (1), and a support leg (14) is fixedly connected to the edge of the bottom of the shell (1). A collecting bucket (15) is provided below the discharge valve (13).
2. The corrosion testing equipment for corrosion-resistant aluminum alloy wheel hub according to claim 1, characterized in that: The air inlet valve (4) and the air outlet valve (5) have the same specifications, and the air inlet valve (4) and the air outlet valve (5) are symmetrically distributed on both sides of the housing (1).
3. The corrosion testing equipment for corrosion-resistant aluminum alloy wheel hub according to claim 1, characterized in that: The number of the bolts (6), cover holes (9) and nuts (7) is eight, and the cross-sectional area of the cover holes (9) is slightly larger than the cross-sectional area of the bolts (6).
4. The corrosion testing equipment for corrosion-resistant aluminum alloy wheel hub according to claim 1, characterized in that: The number of the handles (3) and the handles (10) is two each, and the handles (10) are symmetrically distributed on both sides of the top cover (8), and the handles (3) are symmetrically distributed on both sides of the lining (2), and the lining (2) is a mesh structure.
5. The corrosion testing equipment for corrosion-resistant aluminum alloy wheel hub according to claim 1, characterized in that: The height of the groove (11) is slightly smaller than the height of the sealing ring (12), and the cross-sectional area of the groove (11) is the same as the cross-sectional area of the sealing ring (12).