A flow mixed gas corrosion test device

Abstract

The present invention relates to the technical field of corrosion resistance test equipment, and discloses a flow mixed gas corrosion test device, including a body, a test chamber is opened on the top of the front of the body, and a mixing box is fixedly installed on the back of the body. The flow mixed gas corrosion test device, by arranging a heating sleeve, a first heating plate and a second heating plate, can preliminarily heat the mixed gas inside the mixing chamber due to the design of the first heating plate, and the mixed gas carrying humidity will be heated and insulated for a second time due to the design of the heating sleeve, so as to prevent condensation water from being generated in the pipeline, and the design of the second heating plate can achieve heating and insulation of the internal environment of the test chamber, so as to avoid condensation water from being generated inside the test chamber, and at the same time, due to the cooperation between the heating sleeve, the first heating plate and the second heating plate, the temperature of the mixed gas can be changed to meet different test requirements, thereby increasing the practicality of the device.

Description

Technical Field

[0001] The invention relates to the technical field of corrosion resistance test equipment, in particular to a flowing mixed gas corrosion test device. Background Art

[0002] At present, after producing and processing products, enterprises often need to use test equipment to detect the corrosion resistance of products. In the actual use process, although the existing gas corrosion test equipment can realize the corrosion resistance detection function of the product, the fluid mixed gas itself has a certain temperature. When it is transported in the pipeline or equipment test cavity, it is easy to partially liquefy, thereby generating condensed water, and these condensed waters often adhere to or drip on the product, thereby affecting the corrosion resistance test effect of the product, so it needs to be improved. Summary of the invention

[0003] In view of the shortcomings of the prior art, the present invention provides a flowing mixed gas corrosion testing device, which has the advantage of preventing interference from condensed water. It solves the problem that, in actual use, the existing gas corrosion testing device can realize the corrosion resistance detection function of the product, but for the flowing mixed gas, it has a certain temperature itself. When it is transported in a pipeline or equipment test cavity, it is easy to partially liquefy, thereby generating condensed water, and these condensed waters often adhere to or drip on the product, thereby affecting the corrosion resistance test effect of the product.

[0004] The present invention provides the following technical solution: a flowing mixed gas corrosion test device, comprising a body, a test chamber is provided at the top of the front of the body, a mixing box is fixedly installed at the back of the body, a fixed box directly below the mixing box is fixedly installed at the back of the body, an exhaust tank is fixedly installed inside the fixed box, the number of the exhaust tanks is three, the three exhaust tanks are equidistant from each other, the tops of the three exhaust tanks are fixedly connected with solenoid valves, the tops of the solenoid valves penetrate the fixed box and extend to the top of the fixed box, the tops of the solenoid valves are fixedly connected with a through pipe, the tops of the through pipes are fixedly connected with the bottom of the mixing box, a mixing chamber is provided inside the mixing box, The through pipe is communicated with the mixing chamber, a vertical opening is provided inside the mixing box, which is located directly above the mixing chamber; a horizontal pipe is fixedly installed on the back of the body, which is located directly above the mixing box; a heating sleeve is fixedly installed inside the horizontal pipe; a long tube is fixedly installed inside the heating sleeve, both ends of the long tube pass through the heating sleeve and the horizontal pipe in sequence and extend to both sides of the horizontal pipe; a jet is fixedly connected on the back of the long tube, the other end of the jet passes through the heating sleeve, the horizontal pipe and the body in sequence and extends to the inside of the test chamber; a first heating plate is fixedly installed inside the mixing box, which is located above the mixing chamber and on both sides of the vertical opening; a second heating plate is fixedly installed in the inner wall of the body, which is located above and below the jet.

[0005] Preferably, a fixed pipe is fixedly installed on the top of the front side of the mixing box, an air guide pipe is fixedly connected to the middle of the bottom end of the fixed pipe, both ends of the fixed pipe penetrate the mixing box and extend to the interior of the mixing box and are connected to the vertical opening.

[0006] Preferably, a connecting pipe is fixedly installed in the middle of the top of the mixing box, the other end of the connecting pipe passes through the horizontal pipe and the heating jacket in sequence and is fixedly connected with the middle of the bottom end of the long tube, and the bottom end of the connecting pipe is connected to the vertical port.

[0007] Preferably, a movable door is hinged on the top of the front of the machine body, and a drawer is movably sleeved inside the machine body and is located directly below the movable door. The number of the drawers is two, and the two drawers are symmetrical with respect to the center of the machine body.

[0008] Preferably, a fixed long block is fixedly installed on the top of the inner cavity of the test chamber.

[0009] Preferably, a delivery pipe located above the placement rack is fixedly installed in the inner wall on the right side of the body, and the right end of the delivery pipe passes through the body and extends to the outside of the body.

[0010] Preferably, a mounting block is fixedly installed inside the bottom end of the fixed long block.

[0011] Preferably, the mounting block is movably sleeved inside with a movable block, the bottom end of the movable block passes through the mounting block and extends to the bottom of the mounting block and is fixedly mounted with a hook, and a placement rack is fixedly mounted at the bottom of the inner cavity of the test chamber.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. The flowing mixed gas corrosion test device is provided with a heating sleeve, a first heating plate and a second heating plate. Due to the design of the first heating plate, the mixed gas inside the mixing chamber can be preliminarily heated, and due to the design of the heating sleeve, the mixed gas carrying humidity will be heated and insulated for a second time to prevent condensation in the pipeline. Due to the design of the second heating plate, the internal environment of the test chamber can be heated and insulated to avoid condensation inside the test chamber. At the same time, due to the coordination between the heating sleeve, the first heating plate and the second heating plate, the temperature of the mixed gas can be changed to meet different test requirements, thereby increasing the practicality of the device.

[0014] 2. The flowing mixed gas corrosion test device is provided with a mixing chamber, a hook and a placement rack. Since the mixing chamber is designed in an arc shape, the different gases discharged from the three through pipes are easier to mix, thereby improving the mixing effect between the gases. Due to the coordination between the hook and the conveying pipe, the product can be hung or laid flat, thereby meeting the different placement needs of the operators, thereby further increasing the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the present invention;

[0016] Figure 2 It is a schematic diagram of the internal structure of the test chamber of the present invention;

[0017] Figure 3 It is a schematic diagram of the back structure of the present invention;

[0018] Figure 4 It is a schematic diagram of the internal structure of the mixing box and the fixed box of the present invention;

[0019] Figure 5 It is a schematic diagram of a partial cross-sectional structure inside the test chamber of the present invention;

[0020] Figure 6 It is a schematic diagram of the internal structure of the transverse tube of the present invention.

[0021] In the figure: 1, machine body; 2, test chamber; 3, mixing box; 4, fixed box; 5, exhaust tank; 6, solenoid valve; 7, through pipe; 8, mixing chamber; 9, vertical port; 10, horizontal pipe; 11, heating jacket; 12, long pipe; 13, connecting pipe; 14, jet port; 15, first heating plate; 16, fixed pipe; 17, air guide pipe; 18, movable door; 19, drawer; 20, fixed long block; 21, mounting block; 22, movable block; 23, hook; 24, delivery pipe; 25, placement rack; 26, second heating plate. DETAILED DESCRIPTION

[0022] The following will be combined with the 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0023] See also Figure 1-6A flowing mixed gas corrosion test device includes a body 1, a test chamber 2 is opened on the top of the front of the body 1, a delivery pipe 24 located above a placement rack 25 is fixedly installed in the inner wall on the right side of the body 1, and the other end of the delivery pipe 24 can be connected to a corrosion-resistant air pump to extract the mixed gas inside the test chamber 2. The model of the corrosion-resistant air pump is suitable for the VNY6212 series. The mixed gas delivered by the corrosion-resistant air pump can be neutralized by atomized alkali liquid curtain type to neutralize the acidic gas, and finally adsorbed by activated carbon to make the output tail gas weakly alkaline, thereby reducing the mixed gas The right end of the delivery pipe 24 penetrates the machine body 1 and extends to the outside of the machine body 1. A fixed long block 20 is fixedly installed on the top of the inner cavity of the test chamber 2. A mounting block 21 is fixedly installed inside the bottom of the fixed long block 20. A movable block 22 is movably sleeved inside the mounting block 21. The movable block 22 can drive the hook 23 to rotate so that the operator can adjust the position of the hook 23. The bottom end of the movable block 22 penetrates the mounting block 21 and extends to the bottom of the mounting block 21 and is fixedly installed with the hook 23. A placement rack 25 is fixedly installed at the bottom of the inner cavity of the test chamber 2. The top of the front of the machine body 1 is hinged with a movable The inner movable sleeve of the machine body 1 is provided with a drawer 19 located directly below the movable door 18. There are two drawers 19, and the two drawers 19 are symmetrical with each other about the center of the machine body 1. A mixing box 3 is fixedly installed on the back of the machine body 1. A connecting pipe 13 is fixedly installed in the middle of the top of the mixing box 3. The other end of the connecting pipe 13 passes through the horizontal pipe 10 and the heating sleeve 11 in sequence and is fixedly connected with the middle of the bottom end of the long tube 12. The bottom end of the connecting pipe 13 is connected with the vertical port 9. A fixed pipe 16 is fixedly installed on the top of the front of the mixing box 3. The middle of the bottom end of the fixed pipe 16 is fixedly connected with an air guide pipe 17 Both ends of the fixed pipe 16 penetrate the mixing box 3 and extend to the inside of the mixing box 3 and are connected to the vertical port 9. A fixed box 4 located directly below the mixing box 3 is fixedly installed on the back of the body 1. An exhaust tank 5 is fixedly installed inside the fixed box 4. The gas inside the three exhaust tanks 5 can be selected from sulfur dioxide gas, hydrogen sulfide gas, nitrogen dioxide and chlorine gas. There are three exhaust tanks 5, and the distances between the three exhaust tanks 5 are equal. The tops of the three exhaust tanks 5 are fixedly connected with electromagnetic valves 6. The electromagnetic valve 6 is an existing device, and the model of the electromagnetic valve 6 is suitable for LD512.5 series, the top of the solenoid valve 6 passes through the fixed box 4 and extends to the top of the fixed box 4, the top of the solenoid valve 6 is fixedly connected with a through pipe 7, the top of the through pipe 7 is fixedly connected with the bottom of the mixing box 3, a mixing chamber 8 is provided inside the mixing box 3, the through pipe 7 is communicated with the mixing chamber 8, a vertical opening 9 is provided inside the mixing box 3 and is located directly above the mixing chamber 8, a horizontal pipe 10 is fixedly installed on the back of the body 1 and is located directly above the mixing box 3, a heating sleeve 11 is fixedly installed inside the horizontal pipe 10, the heating sleeve 11, the first heating plate 15 and the second heating plate 26 are all made of titanium-plated metal, and It has the advantages of fast heating and uniform temperature distribution. A long tube 12 is fixedly installed inside the heating jacket 11. The two ends of the long tube 12 pass through the heating jacket 11 and the horizontal tube 10 in sequence and extend to both sides of the horizontal tube 10. The back of the long tube 12 is fixedly connected with an air jet 14. The other end of the air jet 14 passes through the heating jacket 11, the horizontal tube 10 and the body 1 in sequence and extends to the inside of the test chamber 2. The first heating plate 15 located above the mixing chamber 8 and on both sides of the vertical port 9 is fixedly installed inside the mixing box 3. The second heating plate 26 located above and below the air jet 14 is fixedly installed in the inner wall of the body 1.

[0024] During operation, the operator first opens the movable door 18, puts the product to be tested into the placement rack 25, or hangs it on the hook 23, and then closes the movable door 18;

[0025] Then, the heating jacket 11, the first heating plate 15 and the second heating plate 26 are electrically conductive to generate heat, and the solenoid valve 6 is opened, and the warm humid air is introduced into the air guide pipe 17. At this time, the different types of gases in the three exhaust tanks 5 will enter the interior of the mixing chamber 8 through the solenoid valve 6 and the through pipe 7 to be mixed, and the first heating plate 15 will preliminarily heat the mixed gas.

[0026] Then the mixed gas will enter the vertical port 9, and the moist air introduced by the air guide pipe 17 will enter the vertical port 9 through the fixed pipe 16 to merge with the mixed gas, so that the mixed gas has humidity, and then the humidified mixed gas will enter the interior of the long tube 12 through the connecting pipe 13;

[0027] At this time, the operation of the heating jacket 11 will heat and insulate the long tube 12, so that the mixed gas with humidity will not be partially liquefied;

[0028] Finally, the humidified mixed gas will be discharged from the jet port 14 into the interior of the test chamber 2, so as to carry out corrosion test on the product, and the operation of the second heating plate 26 will heat and insulate the interior of the test chamber 2 to prevent the humidified mixed gas from condensing and liquefying inside the test chamber 2, and finally, the humidified mixed gas will be transported and processed from the delivery pipe 24.

[0029] 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 flowing mixed gas corrosion test device, comprising a body (1), characterized in that: A test chamber (2) is provided at the top of the front of the machine body (1); a mixing box (3) is fixedly installed at the back of the machine body (1); a fixed box (4) located directly below the mixing box (3) is fixedly installed at the back of the machine body (1); an exhaust tank (5) is fixedly installed inside the fixed box (4); the number of the exhaust tanks (5) is three, and the distances between the three exhaust tanks (5) are equal; the tops of the three exhaust tanks (5) are fixedly connected to a solenoid valve (6); the tops of the solenoid valves (6) penetrate the fixed box (4) and extend to the top of the fixed box (4); the tops of the solenoid valves (6) are fixedly connected to a through pipe (7); the tops of the through pipe (7) are fixedly connected to the bottom of the mixing box (3); a mixing chamber (8) is provided inside the mixing box (3); the through pipe (7) is connected to the mixing chamber (8); the mixing chamber (8) is provided inside the mixing box (3); A vertical opening (9) is arranged just above the chamber (8); a horizontal pipe (10) is fixedly installed on the back of the machine body (1) and is located just above the mixing box (3); a heating sleeve (11) is fixedly installed inside the horizontal pipe (10); a long pipe (12) is fixedly installed inside the heating sleeve (11); two ends of the long pipe (12) pass through the heating sleeve (11) and the horizontal pipe (10) in sequence and extend to both sides of the horizontal pipe (10); a jet port (14) is fixedly connected to the back of the long pipe (12); the other end of the jet port (14) passes through the heating sleeve (11), the horizontal pipe (10) and the machine body (1) in sequence and extends to the inside of the test chamber (2); a first heating plate (15) is fixedly installed inside the mixing box (3) and is located above the mixing chamber (8) and on both sides of the vertical opening (9); and a second heating plate (26) is fixedly installed in the inner wall of the machine body (1) and is located above and below the jet port (14).

2. A flowing mixed gas corrosion test device according to claim 1, characterized in that: A fixed pipe (16) is fixedly installed on the top of the front side of the mixing box (3), and an air guide pipe (17) is fixedly connected to the middle of the bottom end of the fixed pipe (16). Both ends of the fixed pipe (16) penetrate the mixing box (3) and extend to the interior of the mixing box (3) and are connected to the vertical opening (9).

3. A flowing mixed gas corrosion test device according to claim 1, characterized in that: A connecting pipe (13) is fixedly installed in the middle of the top of the mixing box (3), and the other end of the connecting pipe (13) passes through the horizontal pipe (10) and the heating jacket (11) in sequence and is fixedly connected to the middle of the bottom end of the long pipe (12), and the bottom end of the connecting pipe (13) is connected to the vertical opening (9).

4. A flowing mixed gas corrosion test device according to claim 1, characterized in that: A movable door (18) is hingedly connected to the top of the front of the machine body (1), and a drawer (19) located directly below the movable door (18) is movably sleeved inside the machine body (1). There are two drawers (19), and the two drawers (19) are symmetrical with respect to the center of the machine body (1).

5. A flowing mixed gas corrosion test device according to claim 1, characterized in that: A fixed long block (20) is fixedly installed on the top of the inner cavity of the test cavity (2).

6. A flowing mixed gas corrosion test device according to claim 1, characterized in that: A conveying pipe (24) located above the placement rack (25) is fixedly installed in the inner wall on the right side of the machine body (1), and the right end of the conveying pipe (24) passes through the machine body (1) and extends to the outside of the machine body (1).

7. A flowing mixed gas corrosion test device according to claim 5, characterized in that: A mounting block (21) is fixedly mounted inside the bottom end of the fixed long block (20).

8. A flowing mixed gas corrosion test device according to claim 7, characterized in that: The mounting block (21) is movably sleeved with a movable block (22), the bottom end of the movable block (22) passes through the mounting block (21) and extends to the bottom of the mounting block (21) and is fixedly mounted with a hook (23), and the bottom of the inner cavity of the test cavity (2) is fixedly mounted with a placement rack (25).

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