High-bearing-capacity large-size dustproof box

Abstract

The utility model relates to the technical field of dustproof test equipment, in particular to a high-load-bearing large-size dustproof box which comprises a steel frame, a sand and dust box body installed at the top of the steel frame, a sand and dust hopper installed at the bottom of the sand and dust box body, a dust filtering screen installed in the sand and dust hopper, and a sand and dust pipeline connected to the bottom of the sand and dust hopper. The other end of the dust pipeline is connected to the top of the dust box body, and a dust circulating fan is arranged at the position, close to the bottom of the dust hopper, of the dust pipeline. According to the high-bearing-capacity large-size dustproof box, through cooperative work of the dust injection system and the vacuumizing system, different sand and dust environments and pressure conditions can be simulated, and a vivid test scene is provided for a dustproof test. Due to the arrangement of the sand and dust circulating fan, effective circulation of the sand and dust is formed between the sand and dust hopper and the sand and dust box body, the utilization rate of the sand and dust is improved, and the distribution uniformity of the sand and dust in the test process is also ensured. And the sand and dust hopper vibration motor is applied to effectively prevent sand and dust from being accumulated and blocked in the sand and dust hopper.

Description

Technical Field

[0001] The utility model relates to the technical field of dust-proof test equipment, and specifically, to a high-load large-size dust-proof box. Background Technique

[0002] With the continuous development of modern industrial technology, the environmental adaptability requirements of various products are increasing day by day, especially the reliability test under harsh environmental conditions becomes particularly important. As an important means to evaluate the sealing performance of the product shell and its working ability in a dusty environment, dust-proof testing is widely used in many industries such as electricians, electronics, automobiles, and motorcycles. Traditional small dust-proof test boxes are difficult to meet the test requirements of large-size and high-load products because these devices are often limited by the test space and load capacity and cannot conduct accurate and effective dust-proof tests on large or heavy products.

[0003] Existing dust-proof test boxes have certain limitations in structural design and function implementation. For example, the efficiency of the sand and dust circulation system is not high, resulting in uneven distribution of sand and dust; the box body material and sealing performance are insufficient, affecting the accuracy of test results; the intelligent level of the control system is low, the operation is complex, and it is difficult to accurately control test parameters, etc. In addition, for the dust-proof test of large-size and high-load products, a series of technical problems such as control of dust injection volume, optimization of sand and dust circulation path, precise adjustment of vacuum degree, and long-term continuous operation stability also need to be solved. Content of the Utility Model

[0004] The purpose of the utility model is to provide a high-load large-size dust-proof box to solve the problems of low efficiency of the sand and dust circulation system, resulting in uneven distribution of sand and dust; insufficient box body material and sealing performance, affecting the accuracy of test results; low intelligent level of the control system, complex operation, and difficult to accurately control test parameters, etc. proposed in the above background technique.

[0005] To achieve the above purpose, the utility model provides a high-load large-size dust-proof box, including a steel frame, on the top of which a sand and dust box body is installed, at the bottom of the sand and dust box body a sand and dust hopper is installed, inside the sand and dust hopper a dust filter screen is installed, at the bottom of the sand and dust hopper a sand and dust pipeline is connected, the other end of the sand and dust pipeline is connected to the top of the sand and dust box body, and a sand and dust circulation fan is arranged at a position close to the bottom of the sand and dust hopper on the sand and dust pipeline.

[0006] Preferably, a ladder is installed on one side of the steel frame.

[0007] Preferably, a vacuum pumping system and a sand and dust hopper vibration motor are installed outside the sand and dust hopper.

[0008] Preferably, a vacuum pumping system and a dust injection system are connected to the outside of one side of the dust box. The vacuum pumping system includes a vacuum pump and a pressure transmitter. The dust injection system includes a dust injection pipe, and one end of the dust injection pipe penetrates into the dust box and is provided with a dust injection funnel.

[0009] Preferably, a balance port is installed on one side of the dust box.

[0010] Preferably, a pipeline electric heating device is installed on the dust pipeline.

[0011] Preferably, a lower enclosure is installed on one side of the steel frame, and a power distribution cabinet is installed inside the lower enclosure.

[0012] Preferably, a window is installed on the side wall of the dust box, and a window glass dust scraper is installed on the inner wall of the window.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] 1. In this high-load large-size dust-proof box, through the coordinated operation of the dust injection system and the vacuum pumping system, different dust environments and pressure conditions can be simulated, providing a realistic test scenario for the dust-proof test. The setting of the dust circulation fan enables the dust to form an effective circulation between the dust hopper and the dust box, not only improving the utilization rate of the dust, but also ensuring the uniformity of the dust distribution during the test. The application of the dust hopper vibration motor effectively avoids the accumulation and blockage of dust in the dust hopper, ensuring the continuity and stability of the test.

[0015] 2. In this high-load large-size dust-proof box, the setting of the pipeline electric heating device enables the test box to simulate the dust conditions at different ambient temperatures, broadening the application scope of the test. The design of the window and the window glass dust scraper installed on the side wall of the dust box facilitates the staff to observe the test process in real time and improves the monitoring efficiency of the test. The design of the steel frame structure ensures the high-load capacity and large-size stability of the test box, meeting the requirements of various large-scale dust-proof tests. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the overall structural schematic diagram of the present utility model;

[0017] Figure 2 is the side view structural schematic diagram of the present utility model;

[0018] Figure 3 is the top view structural schematic diagram of the present utility model;

[0019] The meanings of each label in the figure are as follows:

[0020] 1. Steel frame; 2. Dust box; 3. Dust hopper; 4. Dust filter screen; 5. Dust circulation fan; 6. Dust pipeline; 7. Lower enclosing plate; 8. Power distribution cabinet; 9. Vacuum pumping system; 10. Dust hopper vibration motor; 11. Balance port; 12. Window glass wiper; 13. Pipeline electric heating device; 14. Dust injection system. Detailed implementation manners

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0022] The present invention provides a high-load large-size dust-proof box, as Figures 1 - 3 shown, including a steel frame 1, a dust box 2 is installed on the top of the steel frame 1, a dust hopper 3 is installed at the bottom of the dust box 2, a dust filter screen 4 is installed inside the dust hopper 3, the bottom of the dust hopper 3 is connected to a dust pipeline 6, the other end of the dust pipeline 6 is connected to the top of the dust box 2, and a dust circulation fan 5 is provided near the bottom of the dust hopper 3 on the dust pipeline 6.

[0023] In this embodiment, a ladder is installed on one side of the steel frame 1 to facilitate the staff to go up and down.

[0024] Specifically, a vacuum pumping system 9 and a dust hopper vibration motor 10 are installed outside the dust hopper 3. The vacuum pumping system 9 is used to pump the vacuum of the dust box 2, and the dust hopper vibration motor 10 is used to vibrate the dust hopper 3 to prevent dust from accumulating and blocking.

[0025] Furthermore, a vacuum pumping system 9 and a dust injection system 14 are connected to the outside of one side of the dust box 2. The vacuum pumping system 9 includes a vacuum pump and a pressure transmitter, and the dust injection system 14 includes a dust injection pipe. One end of the dust injection pipe penetrates into the dust box 2 and is provided with a dust injection funnel to facilitate the injection of dust into the dust box 2.

[0026] Furthermore, a balance port 11 is installed on one side of the dust box 2.

[0027] Furthermore, a pipeline electric heating device 13 is installed on the dust pipeline 6. An electric heating wire is provided inside the pipeline electric heating device 13 to adjust the temperature of the air.

[0028] Furthermore, a lower enclosing plate 7 is installed on one side of the steel frame 1, and a power distribution cabinet 8 is installed inside the lower enclosing plate 7.

[0029] Further, a window is installed on the side wall of the dust box 2, and a window glass dust scraper 12 is installed on the inner wall of the window, which facilitates the clarity of the window and is convenient for observing the inside of the dust box 2.

[0030] When the high-load large-size dust-proof box of the present utility model is in use, first, dust is injected into the dust box 2 through the dust injection system 14. One end of the dust injection pipe penetrates into the dust box 2 and is equipped with a dust injection funnel, which is convenient for injecting dust. At the same time, the vacuum pumping system 9 starts to work. The vacuum pump and the pressure transmitter work together to perform vacuum pumping on the dust box 2 to simulate different dust environments.

[0031] During the test process, the dust circulation fan 5 is started, and the dust in the dust hopper 3 is blown to the top of the dust box 2 through the dust pipeline 6 to form a dust circulation. During the circulation process, the dust will pass through the dust filtering screen 4 for filtering to ensure the uniformity of the dust and the accuracy of the test.

[0032] To prevent dust from accumulating and blocking in the dust hopper 3, the dust hopper vibration motor 10 will be started regularly to vibrate the dust hopper 3, thereby avoiding the accumulation of dust. In addition, a pipeline electric heating device 13 is installed on the dust pipeline 6, and an electric heating wire is arranged inside it, which can adjust the temperature of the air according to needs to simulate different environmental temperatures. During the test process, the staff can observe the test situation through the window installed on the side wall of the dust box 2. A window glass dust scraper 12 is installed on the inner wall of the window, which can ensure the clarity of the window and is convenient for observation. The power distribution cabinet 8 provides power support for the entire dust-proof test box to ensure the normal operation of each system. The balance port 11 is used to adjust the pressure inside the dust box 2 to maintain the stability of the test environment.

[0033] Finally, it should be noted that the electronic components in the above components such as the dust circulation fan 5 and the dust hopper vibration motor 10 in this embodiment are all general standard components or components known to those skilled in the art. Their structures and principles can be known by those skilled in the art through technical manuals or obtained through conventional experimental methods. At the idle place of this device, all the above electrical components are respectively connected by wires. The specific connection means should refer to the working sequence of each electrical component in the above working principle to complete the electrical connection, which are all well-known technologies in the art.

[0034] The above has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present utility model and are not used to limit the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A large-size dustproof box with high load-bearing capacity, comprising a steel frame (1), characterized in that: A dust box (2) is installed on the top of the steel frame (1), a dust hopper (3) is installed on the bottom of the dust box (2), a dust filter (4) is installed inside the dust hopper (3), a dust pipeline (6) is connected to the bottom of the dust hopper (3), the other end of the dust pipeline (6) is connected to the top of the dust box (2), and a dust circulation fan (5) is arranged on the dust pipeline (6) near the bottom of the dust hopper (3).

2. The high-load-bearing large-size dustproof box according to claim 1 is characterized in that: An escalator is installed on one side of the steel frame (1).

3. The high-load-bearing large-size dustproof box according to claim 1 is characterized in that: A vacuum system (9) and a sand hopper vibration motor (10) are installed outside the sand hopper (3).

4. The high-load-bearing large-size dustproof box according to claim 1 is characterized in that: One side of the dust box (2) is externally connected to a vacuum system (9) and a dust injection system (14), wherein the vacuum system (9) comprises a vacuum pump and a pressure transmitter, and the dust injection system (14) comprises a dust injection pipe, one end of which penetrates into the dust box (2) and is equipped with a dust injection funnel.

5. The high-load-bearing large-size dustproof box according to claim 1 is characterized in that: A balancing port (11) is installed on one side of the dust box (2).

6. The high-load-bearing large-size dustproof box according to claim 1 is characterized in that: The dust pipeline (6) is provided with a pipeline electric heating device (13).

7. The high-load-bearing large-size dustproof box according to claim 1 is characterized in that: A lower enclosure plate (7) is installed on one side of the steel frame (1), and a power distribution cabinet (8) is installed on the inner side of the lower enclosure plate (7).

8. The high-load-bearing large-size dustproof box according to claim 1, characterized in that: The side wall of the dust box (2) is provided with a window, and the inner wall of the window is provided with a window glass scraper (12).

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