Salt spray testing mechanism for LED lamp beads

Abstract

The utility model relates to the technical field of LED lamp bead testing, in particular to a salt mist testing mechanism for LED lamp beads, which comprises a testing box, a mist spraying assembly and a spraying assembly, the spraying assembly is arranged on one side of the testing box, the mist spraying assembly is arranged at one end, far away from the spraying assembly, in the testing box, and a partition plate is arranged between the mist spraying assembly and the spraying assembly. The spraying assembly comprises a clear water storage box, a spraying pipe and a pressure pump, the clear water storage box is arranged on the top surface of the outer side of the test box, the spraying pipe is arranged at one end of the top of the inner side of the test box, one end of the spraying pipe penetrates through the test box and extends towards the clear water storage box, and a bearing plate is detachably mounted on the inner side of the test box and is close to the lower part of the spraying pipe; when the salt spray test of the test sample is completed in the working area of the spraying assembly, the test sample can be sprayed and washed only by taking down the bearing plate on which the test sample is placed and putting the bearing plate into the working area of the spraying assembly, so that the working intensity of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of LED lamp bead testing, in particular to a salt spray testing mechanism for LED lamp beads. Background Art

[0002] The salt spray test of LED lamps is a test method used to evaluate the corrosion resistance of lamps in a salty atmospheric environment. This test is particularly applicable to lamps that may be exposed to seaside, chemical plants or other environments with high salt content. The salt spray test can simulate these harsh conditions to ensure that LED lamps can work stably for a long time.

[0003] After the salt spray test is completed, it is necessary to clean the test samples to remove the salt deposits and other corrosion products formed during the test; the cleaning step helps to accurately evaluate the corrosion of the samples and prepare for subsequent possible tests or use;

[0004] After the existing salt spray test machine completes the test, the staff needs to take out the test samples and then transport the test samples to the cleaning area to clean the test samples. This work process not only has a large work intensity but also reduces the work efficiency of subsequent tests on LED lamp beads. Therefore, in order to solve the above technical problems, this application proposes a salt spray test mechanism for LED lamp beads. Content of the Utility Model

[0005] The purpose of the utility model is achieved in the following way: A salt spray test mechanism for LED lamp beads includes a test chamber, a spray assembly and a spray irrigation assembly. The spray irrigation assembly is arranged on one side of the test chamber, and the spray assembly is arranged at one end of the test chamber far away from the spray irrigation assembly. A partition plate is arranged between the spray assembly and the spray irrigation assembly. The spray irrigation assembly includes a fresh water storage tank, a spray irrigation pipe and a pressure pump. The fresh water storage tank is arranged on the top surface outside the test chamber. The spray irrigation pipe is arranged at one end of the inner top of the test chamber, and one end of the spray irrigation pipe extends through the test chamber towards the direction of the fresh water storage tank. The spray assembly includes a brine mixing tank, a sprayer and a suction pump. The brine mixing tank is arranged on the side of the test chamber far away from the spray irrigation pipe. The sprayer is installed on the top surface of the brine mixing tank. A water receiver detachably connected to the brine mixing tank is arranged on one side of the partition plate close to the brine mixing tank. A control valve is arranged between the water receiver and the brine mixing tank. A water receiving hole is opened at a position close to the water receiver on the side of the partition plate far away from the water receiver. The water receiving hole is communicated with the water receiver. A collecting plate is arranged at a position close to the water receiving hole in the test chamber. The top surface of the collecting plate extends obliquely towards the water receiving hole. Support plates are detachably installed below the spray irrigation pipe and above the sprayer on the inner side of the test chamber.

[0006] In the above description, as a further solution, water spray nozzles are distributed at the bottom of the spray pipe. One end of the spray pipe far away from the clean water storage tank is connected to the inner wall of the test tank. The pressure pump is installed between the clean water storage tank and the spray pipe, and both ends of the pressure pump are respectively connected to the clean water storage tank and the spray pipe; the spray pipe and the pressure pump are used to increase the pressure when the spray pipe sprays.

[0007] In the above description, as a further solution, support blocks are provided at both ends of the bottom surface of the support plate. The support blocks are in a square structure. The support blocks at both ends of the bottom surface of the support plate are respectively fixedly installed and connected to the inner wall of the test tank and the side surface of the partition plate. Through holes are distributed on the top surface of the support plate, and the through holes extend through towards the bottom surface of the support plate; the support blocks are used to provide the placement effect of the support plate.

[0008] In the above description, as a further solution, the extraction pump is fixedly installed at a position on the top surface of the brine mixing tank close to the sprayer. One side of the extraction pump far away from the sprayer is connected to the brine mixing tank through an extraction pipe, and one side of the extraction pump close to the sprayer is connected to the sprayer through an output pipe. A conical nozzle is installed at the top of the sprayer; the extraction pump is used to supply the brine in the brine mixing tank and then spray it out through the sprayer.

[0009] In the above description, as a further solution, a pouring pipe is provided on the side surface of the brine mixing tank. The pouring pipe is conductively connected to the inside of the brine mixing tank. One end of the pouring pipe far away from the brine mixing tank extends towards the outer side surface of the test tank. A funnel is connected to one end of the pouring pipe far away from the brine mixing tank. A water discharge valve is provided on the outer side surface of the test tank close to the collection plate; the funnel facilitates the staff to pour brine into the brine mixing tank.

[0010] In the above description, as a further solution, a heating plate is provided on the bottom surface of the brine mixing tank. Heating pipes are provided at both ends inside the test tank close to the brine mixing tank. The connection positions of the heating pipes extend towards the outer side surface of the test tank. An opening is provided on one side of the test tank, and the opening is conductively connected to the inside of the test tank. A sealing cover is covered on the opening, and the sealing cover is hinged to the test tank. A baffle is provided at the position of the opening close to the collection plate; the heating pipes are used to heat the inside of the test tank, and the sealing cover is used to ensure the sealing effect inside the test tank.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows: Through the setting of the partition plate, the spray component and the spray component are separated and both are arranged inside the test tank. When the test sample completes the salt spray test in the working area of the spray component, there is no need to waste labor to transport the test sample to the cleaning area for cleaning. Only need to remove the support plate on which the test sample is placed, and directly put the support plate into the working area of the spray component after removal, then the corrosion products and brine attached to the test sample can be sprayed and rinsed, reducing the working intensity of the staff. Brief Description of the Drawings

[0012] Figure 1 Fig. is a three-dimensional structural schematic diagram of a salt spray test mechanism for an LED lamp bead of the present utility model;

[0013] Figure 2 Fig. is a three-dimensional structural schematic diagram of another perspective of a salt spray test mechanism for an LED lamp bead of the present utility model;

[0014] Figure 3 Fig. is a cross-sectional view of a salt spray test mechanism for an LED lamp bead of the present utility model;

[0015] Figure 4 Fig. is a front view of a salt spray test mechanism for an LED lamp bead of the present utility model;

[0016] In the figure: 1 - test chamber, 2 - partition board, 3 - fresh water storage tank, 4 - spray pipe, 5 - pressure pump;

[0017] 6 - brine mixing tank, 7 - sprayer, 8 - extraction pump, 9 - water receiver, 10 - control valve, 11 - water receiving hole;

[0018] 12 - collection plate, 13 - supporting plate, 14 - water spraying port, 15 - supporting block, 16 - circulation hole, 17 - extraction pipe;

[0019] 18 - output pipe, 19 - conical nozzle, 20 - discharging pipe, 21 - funnel, 22 - drain valve, 23 - heating plate; 24 - heating pipe, 25 - opening, 26 - sealing cover, 27 - baffle. Detailed Embodiment

[0020] The present utility model will be further described in detail below in conjunction with the drawings and the specific embodiments.

[0021] In this embodiment, please refer to Figures 1 - 4, a salt spray test mechanism for an LED lamp bead in its specific implementation, includes a test chamber 1, a spray component, and a spraying component. The spraying component is arranged on one side of the test chamber 1, and the spray component is arranged at one end of the test chamber 1 far from the spraying component. A partition plate 2 is provided between the spray component and the spraying component. The spraying component includes a fresh water storage tank 3, a spray pipe 4, and a pressure pump 5. The fresh water storage tank 3 is arranged on the top surface outside the test chamber 1. The spray pipe 4 is arranged at one end of the inner top of the test chamber 1, and one end of the spray pipe 4 extends through the test chamber 1 in the direction towards the fresh water storage tank 3. The spray component includes a brine mixing tank 6, a sprayer 7, and a pumping pump 8. The brine mixing tank 6 is arranged on the side of the test chamber 1 far from the spray pipe 4. The sprayer 7 is installed on the top surface of the brine mixing tank 6. A water receiver 9 detachably connected to the brine mixing tank 6 is provided on one side of the partition plate 2 close to the brine mixing tank 6. A control valve 10 is provided between the water receiver 9 and the brine mixing tank 6. A water receiving hole 11 is opened at a position on the side of the partition plate 2 far from the water receiver 9 close to the water receiver 9. The water receiving hole 11 is communicated with the water receiver 9. A collecting plate 12 is provided at a position in the test chamber 1 close to the water receiving hole 11. The top surface of the collecting plate 12 extends obliquely towards the water receiving hole 11. Support plates 13 are detachably installed below the spray pipe 4 and above the sprayer 7 on the inner side of the test chamber 1.

[0022] The bottom of the spray pipe 4 is distributed with water spray nozzles 14. One end of the spray pipe 4 far from the fresh water storage tank 3 is connected to the inner wall of the test chamber 1. The pressure pump 5 is installed between the fresh water storage tank 3 and the spray pipe 4, and both ends of the pressure pump 5 are respectively connected to the fresh water storage tank 3 and the spray pipe 4.

[0023] Both ends of the bottom surface of the support plate 13 are provided with support blocks 15. The support blocks 15 are in a square structure. The support blocks 15 at both ends of the bottom surface of the support plate 13 are respectively fixedly installed and connected to the inner wall of the test chamber 1 and the side surface of the partition plate 2. The top surface of the support plate 13 is distributed with flow holes 16. The flow holes 16 penetrate and extend towards the bottom surface of the support plate 13.

[0024] The pumping pump 8 is fixedly installed at a position on the top surface of the brine mixing tank 6 close to the sprayer 7. One side of the pumping pump 8 far from the sprayer 7 is connected to the brine mixing tank 6 through a suction pipe 17. One side of the pumping pump 8 close to the sprayer 7 is connected to the sprayer 7 through an output pipe 18. A conical nozzle 19 is installed at the top of the sprayer 7.

[0025] A pouring pipe 20 is provided on the side surface of the brine mixing tank 6. The pouring pipe 20 is communicated with the inner side of the brine mixing tank 6. One end of the pouring pipe 20 far from the brine mixing tank 6 extends towards the outer side surface of the test chamber 1. A funnel 21 is connected to one end of the pouring pipe 20 far from the brine mixing tank 6. A drain valve 22 is provided on the outer side surface of the test chamber 1 close to the collecting plate 12.

[0026] The bottom surface of the brine mixing tank 6 is provided with a heating plate 23. At both ends inside the test tank 1 near the brine mixing tank 6, heating pipes 24 are provided. The connection positions of the heating pipes 24 extend towards the outer side surface of the test tank 1. An opening 25 is provided on one side of the test tank 1. The opening 25 is communicated with the inside of the test tank 1. A sealing cover 26 is covered on the opening 25. The sealing cover 26 is hinged to the test tank 1. A baffle 27 is provided at the position of the opening 25 near the collecting plate 12.

[0027] The working process of the present utility model: After placing the test sample on the supporting plate 13, when the supporting plate 13 is sent into the working area of the spraying assembly, close the sealing cover 26, turn on the heating pipes 24, the heating plate 23, the extraction pump 8 and the sprayer 7. After the extraction pump 8 extracts the brine from the brine mixing tank 6, it is transported to the sprayer 7 for atomization. After atomization, the salt mist is ejected from the conical nozzle 19, and then the salt spray test can be started. When the salt spray test is completed, the sealing cover 26 can be opened, the supporting plate 13 can be taken out, and then transported to the spraying area. Close the sealing cover 26, turn on the pressure pump 5. The pressure pump 5 pumps the clear water out of the clear water storage tank 3, and then pressurizes and transports it to the spray pipe 4, and then sprays out from the water spraying port 14 to wash the test sample. The water droplets after washing fall on the collecting plate 12, and then flow to the outside from the water discharge valve 22;

[0028] When it is necessary to clean the inside of the brine mixing tank 6, only need to close the water discharge valve 22, and then open the control valve 10. The clear water sprayed out from the spray pipe 4 will enter the water receiver 9 from the collecting plate 12, and then flow from the water receiver 9 into the brine mixing tank 6 to dilute the residual brine in the brine mixing tank 6, and then discharge it from the brine mixing tank 6 to complete the cleaning.

[0029] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0030] In addition, in the description of the embodiments of the present utility model, unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediate medium, and it may be the communication inside two components. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0031] Finally, it should be noted that the above embodiments are only specific embodiments of the present utility model, used to illustrate the technical solutions of the present utility model, rather than limiting it. The protection scope of the present utility model is not limited thereto. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that any person skilled in the art within the technical scope disclosed by the present utility model can still modify the technical solutions recorded in the foregoing embodiments, or can easily think of changes, or make equivalent replacements for some of the technical features; and these modifications, changes or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present utility model, and should all be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. A salt spray test mechanism for LED lamp beads, comprising a test chamber, a spray assembly and a spray component. The spray component is arranged on one side of the test chamber, and the spray assembly is arranged at one end of the test chamber far from the spray component, and is characterized in that: A partition plate is provided between the spray assembly and the sprinkler assembly. The sprinkler assembly includes a fresh water storage tank, a sprinkler pipe, and a pressurizing pump. The fresh water storage tank is arranged on the top surface outside the test box. One end of the sprinkler pipe is arranged at the top inside the test box, and one end of the sprinkler pipe extends through the test box towards the direction of the fresh water storage tank. The spray assembly includes a brine mixing tank, a sprayer, and a pumping pump. The brine mixing tank is arranged on the side away from the sprinkler pipe inside the test box, and the sprayer is installed on the top surface of the brine mixing tank. On the side of the partition plate close to the brine mixing tank, a water receiver is detachably connected to the brine mixing tank. A control valve is arranged between the water receiver and the brine mixing tank. A water receiving hole is opened at a position close to the water receiver on the side of the partition plate away from the water receiver. The water receiving hole is communicated with the water receiver. A collecting plate is arranged inside the test box close to the water receiving hole. The top surface of the collecting plate extends obliquely towards the water receiving hole. Support plates are detachably installed below the sprinkler pipe and above the sprayer inside the test box.

2. The salt spray test mechanism for an LED lamp bead according to claim 1, characterized in that: Spray nozzles are distributed at the bottom of the sprinkler pipe. One end of the sprinkler pipe away from the fresh water storage tank is connected to the inner wall of the test box. The pressurizing pump is installed between the fresh water storage tank and the sprinkler pipe, and both ends of the pressurizing pump are respectively connected to the fresh water storage tank and the sprinkler pipe.

3. The salt spray test mechanism for an LED lamp bead according to claim 1, characterized in that: Support blocks are arranged at both ends of the bottom surface of the support plate. The support blocks are of a square structure. The support blocks at both ends of the bottom surface of the support plate are respectively fixedly installed and connected to the inner wall of the test box and the side surface of the partition plate. Flow holes are distributed on the top surface of the support plate. The flow holes extend through towards the bottom surface of the support plate.

4. A salt spray test mechanism for an LED lamp bead according to claim 1, characterized in that: The pumping pump is fixedly installed at a position close to the sprayer on the top surface of the brine mixing tank. The side of the pumping pump away from the sprayer is connected to the brine mixing tank through a pumping pipe, and the side of the pumping pump close to the sprayer is connected to the sprayer through an output pipe. A conical nozzle is installed at the top of the sprayer.

5. The salt spray test mechanism for an LED lamp bead according to claim 1, characterized in that: A pouring pipe is arranged on the side surface of the brine mixing tank. The pouring pipe is communicated with the inside of the brine mixing tank. One end of the pouring pipe away from the brine mixing tank extends towards the outer side surface of the test box. A funnel is connected to one end of the pouring pipe away from the brine mixing tank. A drain valve is arranged on the outer side surface of the test box close to the collecting plate.

6. The salt spray test mechanism for an LED lamp bead according to claim 1, wherein: A heating plate is arranged on the bottom surface of the brine mixing tank. Heating pipes are arranged at both ends inside the test box close to the brine mixing tank. The connection positions of the heating pipes extend towards the outer side surface of the test box. An opening is arranged on one side of the test box. The opening is communicated with the inside of the test box. A sealing cover is covered on the opening. The sealing cover is hinged to the test box. A baffle is arranged at the position of the opening close to the collecting plate.

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