A salt spray corrosion test chamber
By introducing a scraper and spraying device into the salt spray corrosion test chamber, the problem of salt spray adhesion on the glass window was solved, achieving clean observation window and uniform salt spraying, ensuring the smooth progress of the test.
Patent Information
- Application Number
- CN202423206083.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2026-02-17
- Estimated Expiration
- 2034-12-25
AI Technical Summary
Salt spray adheres to the glass window of the salt spray corrosion test chamber, affecting test observation, and existing technologies are difficult to use effectively to clean it.
The system employs a squeegee and a spraying device. The squeegee, driven by a screw and a motor, cleans the salt mist from the observation window, while the spraying device, driven by a gear and a motor, sprays the salt mist solution evenly.
Effectively cleaning salt spray residue from the observation window ensures its cleanliness and guarantees the smooth conduct of the salt spray corrosion test.
Smart Images
Figure CN223679029U8_ABST
Abstract
Description
Salt mist corrosion test chamber TECHNICAL FIELD
[0001] The utility model relates to salt mist corrosion test chamber technical field especially relates to a salt mist corrosion test chamber. BACKGROUND
[0002] Salt mist corrosion test chamber is a kind of professional equipment, mainly used to simulate salt mist environment, to assess the corrosion resistance of materials and products, this kind of equipment is widely used in multiple industries, such as aerospace industry, automobile electronics, electronic and electrical, mobile digital, plastic products, metal materials etc., salt mist corrosion test chamber is simulated marine environment containing salt by salt water, to the sample under test long time, continuous salt mist corrosion test, to assess its corrosion resistance, in addition to assessing the corrosion resistance of materials, it can also be used to examine the salt mist corrosion capacity of material and its protective layer, and the process quality comparison of similar protective layer, while examining the salt mist corrosion resistance of some products, the working principle of salt mist corrosion test chamber is that a certain concentration of salt water is sprayed to the surface of the sample under test, so that sample is exposed to high concentration of salt environment and carries out corrosion test, automobile parts, vehicle body, coating etc. need to pass through salt mist test, to ensure that in the harsh marine climate still can maintain good performance, by setting different test parameters, such as temperature, humidity, salt mist concentration and exposure time, different environmental conditions can be simulated, so as to comprehensively assess the corrosion resistance of materials.
[0003] At present, the front side of salt mist corrosion test chamber is usually provided with transparent glass window, for observing test progress, a large amount of salt mist needs to be sprayed to the interior of test chamber during salt mist corrosion test, salt mist is easy to adhere to the glass window of test chamber, which affects the observation of test progress by test personnel. SUMMARY
[0004] The utility model discloses a kind of salt mist corrosion test chambers, and the observation window on door plate can be cleaned by wiper, so that the salt mist residue on observation window can be cleaned, guarantee the neatness of observation window, salt mist solution can be sprayed by the spray hole of spray head, when the driving gear engages driving gear rotation, it can make the salt mist solution inside spray head be fully sprayed, guarantee the salt mist corrosion test of measured sample.
[0005] To achieve the above object, the utility model adopts the following technical scheme:
[0006] The utility model provides a kind of salt spray corrosion test chamber, including one side opening test chamber body, the door plate of test chamber body is hinged installation at opening place, test chamber body has two side plates, back plate and top plate, observation window is provided on door plate, wiper is installed between the two side plates of test chamber body, one side of wiper is attached on observation window, first hole plate and second hole plate are installed in wiper side wall, matching screw rod is on first hole plate, matching round bar is on second hole plate, screw rod and round bar are arranged between two side plates, spraying device is installed on the top plate of test chamber body.
[0007] Preferably, the first motor base is installed at one end of the screw rod, and the first motor base is arranged in the side plate of the test chamber body.
[0008] Preferably, the second ring is installed at both ends of the round bar, and the second ring is arranged between the two side plates.
[0009] Preferably, the spraying device includes a spraying head, and a cylinder is installed on the top surface of the spraying head.
[0010] Preferably, the second bearing is arranged on the cylinder, the outer ring of the second bearing is installed with a driven gear, one side of the driven gear is engaged with a driving gear, a rotating shaft is installed inside the driving gear, a second motor base is arranged on the rotating shaft, and the rotating shaft extends to the outside of the top end of the top plate of the test chamber body and is connected with the second motor base.
[0011] Preferably, a spraying hole is formed at the bottom end of the spraying head, and a water inlet pipe is connected to the spraying head and arranged on the top plate of the test chamber body.
[0012] The utility model has the following beneficial effects:
[0013] 1. The wiper is installed between the two side plates of the test chamber body, and the observation window on the door plate can be cleaned by the wiper, so that the salt mist residue on the observation window can be cleaned, the cleanliness of the observation window is ensured, and the salt mist is prevented from adhering to the glass window of the test chamber, which affects the observation of the test process by the test personnel.
[0014] 2. The spraying device is installed on the top plate of the test chamber body, the salt mist solution is connected to the outside through the water inlet pipe, the salt mist solution can be sprayed through the spraying hole of the spraying head, and when the driven gear engages with the driving gear to rotate, the salt mist solution in the spraying head can be fully sprayed, and the salt mist corrosion test of the measured sample is ensured. BRIEF DESCRIPTION OF DRAWINGS
[0015] Fig. 1 is a left side structure schematic diagram of the salt spray corrosion test chamber;
[0016] Fig. 2 is a right side structure schematic diagram of the salt spray corrosion test chamber;
[0017] Fig. 3 is a schematic view of the structure of the side plate of the test box body and the wiper plate;
[0018] Fig. 4 is a schematic view of the structure of the wiper plate;
[0019] Fig. 5 is a schematic view of the structure of the top plate of the test box body;
[0020] Fig. 6 is a schematic view of the internal structure of the spraying device.
[0021] In the figure: 1, test box body; 2, door plate; 3, observation window; 4, wiper plate; 401, first hole plate; 402, second hole plate; 403, lead screw; 404, first motor base; 405, first bearing; 406, first ring; 407, round rod; 408, second ring; 5, spraying device; 501, spraying head; 502, spraying hole; 503, cylinder; 504, second bearing; 505, driven gear; 506, driving gear; 507, rotating shaft; 508, second motor base; 509, water inlet pipe. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments.
[0023] Referring to Figs. 1-6, a salt spray corrosion test box includes a test box body 1 with an opening on one side, a door plate 2 is hingedly installed at the opening of the test box body 1, the test box body 1 has two side plates, a back plate and a top plate, an observation window 3 is arranged on the door plate 2, a wiper plate 4 is installed between the two side plates of the test box body 1, one side of the wiper plate 4 is attached to the observation window 3, and automobile parts, vehicle bodies, painting structures, etc. are placed inside the test box body 1, and salt spray corrosion test operation is performed on the automobile parts, vehicle bodies, painting structures, etc. to ensure that they can still maintain good performance in harsh marine climates.
[0024] The wiper plate 4 has a first hole plate 401 and a second hole plate 402 installed on the side wall, a lead screw 403 is matched with the first hole plate 401, one end of the lead screw 403 is installed with a first motor base 404, a micro motor is installed on the first motor base 404, the micro motor is a micro reduction motor with a model number of N20, the first motor base 404 is arranged in the side plate of the test box body 1, the other end of the lead screw 403 is installed with a first bearing 405, an outer ring of the first bearing 405 is installed with a first ring 406, the first ring 406 is arranged on the side wall of the side plate, and a round rod 407 is matched with the second hole plate 402.
[0025] The screw rod 403 and the round rod 407 are arranged between the two side plates, the two ends of the round rod 407 are provided with the second circular ring 408, the second circular ring 408 is arranged between the two side plates, and the observation window 3 on the door plate 2 can be cleaned by the wiper plate 4, so that the salt mist residue on the observation window 3 can be cleaned, and the cleanliness of the observation window 3 is guaranteed.
[0026] The top plate of the test box body 1 is provided with a spraying device 5, the spraying device 5 comprises a spraying head 501, the top surface of the spraying head 501 is provided with a cylinder 503, the cylinder 503 is connected with the top plate of the test box body 1, the cylinder 503 is provided with a second bearing 504, the outer ring of the second bearing 504 is provided with a driven gear 505, one side of the driven gear 505 is engaged with a driving gear 506, the inside of the driving gear 506 is provided with a rotating shaft 507, the rotating shaft 507 is provided with a second motor base 508, the second motor base 508 is provided with a motor, the motor is a brushless DC motor with a model number of JC35W5, the rotating shaft 507 extends to the outside of the top end of the top plate of the test box body 1 and is connected with the second motor base 508, the bottom end of the spraying head 501 is provided with a spraying hole 502, and the spraying head 501 is connected with a water inlet pipe 509.
[0027] The water inlet pipe 509 is arranged on the top plate of the test box body 1, the external salt mist solution is connected through the water inlet pipe 509, so that the salt mist solution can be sprayed through the spraying hole 502 of the spraying head 501, and when the driven gear 505 engages with the driving gear 506 to rotate, the salt mist solution in the spraying head 501 can be fully sprayed, so that the salt mist corrosion test of the measured sample is guaranteed.
[0028] When the salt mist corrosion test box is used for the salt mist corrosion test of automobile parts, vehicle bodies, coatings and the like, the automobile parts, vehicle bodies, coatings and the like are placed in the inside of the test box body 1, the external salt mist solution is delivered to the inside of the spraying head 501 through the water inlet pipe 509, the salt mist solution is sprayed on the automobile parts, vehicle bodies, coatings and the like in the inside of the test box body 1, the motor installed on the second motor base 508 of the spraying device 5 on the top plate of the test box body 1 is started, so that the driving gear 506 at the bottom end of the motor output shaft rotating shaft 507 engages with the driven gear 505 to rotate, the spraying head 501 installed on the driven gear 505 through the second bearing 504 and the cylinder 503 can rotate on the top plate of the test box body 1, so that the automobile parts, vehicle bodies, coatings and the like are fully sprayed with the salt mist solution, the salt mist corrosion test is carried out, after the salt mist corrosion test is completed, the motor on the first motor base 404 of the side plate is started, so that the screw rod 403 on the first motor base 404 can rotate between the two side plates, so that the wiper plate 4 on the screw rod 403 and the round rod 407 can move, so that the wiper plate 4 can clean the salt mist residue attached to the observation window 3, and the user can use and clean the test box body 1.
[0029] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.
Claims
1. A salt spray corrosion test chamber comprising a test chamber body (1) having an open side, a door panel (2) hingedly mounted at the open side of the test chamber body (1), the test chamber body (1) having two side panels, a back panel and a top panel, characterised in that: The door plate (2) is provided with an observation window (3), a wiper (4) is installed between the two side plates of the test box body (1), one side of the wiper (4) is attached to the observation window (3), a first hole plate (401) and a second hole plate (402) are installed on the side wall of the wiper (4), a lead screw (403) is matched on the first hole plate (401), a round rod (407) is matched on the second hole plate (402), the lead screw (403) and the round rod (407) are arranged between the two side plates, and a spraying device (5) is installed on the top plate of the test box body (1).
2. A salt spray corrosion test chamber according to claim 1, characterised in that: One end of the lead screw (403) is provided with a first motor base (404), the first motor base (404) is arranged in the side plate of the test box body (1), the other end of the lead screw (403) is provided with a first bearing (405), the outer ring of the first bearing (405) is provided with a first circular ring (406), and the first circular ring (406) is arranged on the side wall of the side plate.
3. A salt spray corrosion test chamber as claimed in claim 1, wherein: The round rod (407) is provided with a second circular ring (408) at both ends, and the second circular ring (408) is arranged between the two side plates.
4. The salt spray corrosion test chamber of claim 1, wherein: The spraying device (5) comprises a spraying head (501), a cylinder (503) is arranged on the top surface of the spraying head (501), and the cylinder (503) is connected with the top plate of the test box body (1).
5. A salt spray corrosion test chamber according to claim 4, characterised in that: A second bearing (504) is arranged on the cylinder (503), a driven gear (505) is arranged on the outer ring of the second bearing (504), one side of the driven gear (505) is engaged with a driving gear (506), a rotating shaft (507) is arranged in the driving gear (506), a second motor base (508) is arranged on the rotating shaft (507), and the rotating shaft (507) extends to the outside of the top end of the top plate of the test box body (1) and is connected with the second motor base (508).
6. A salt spray corrosion test chamber as claimed in claim 4, wherein: Spraying holes (502) are formed in the bottom end of the spraying head (501), and a water inlet pipe (509) is communicated with the spraying head (501) and arranged on the top plate of the test box body (1).