Noise control device for environmental protection engineering

Abstract

The utility model belongs to the technical field of noise prevention and control, and particularly relates to a noise prevention and control device for environmental protection engineering. The device comprises a base, a first sound insulation plate, a fixing sleeve, a second sound insulation plate and two positioning boxes, the first sound insulation plate and the fixing sleeve are fixedly connected to the top of the base, the second sound insulation plate is slidably connected to the inner wall of the fixing sleeve, and the top of the second sound insulation plate extends to the outside of the fixing sleeve; the two positioning boxes are symmetrically and fixedly connected to the front side of the second sound insulation plate; the second sound insulation plate is provided with a plurality of positioning boxes, the positioning boxes are arranged in the positioning boxes, the number of the inserting plates is four, the four inserting plates are symmetrically connected to the inner walls of the corresponding positioning boxes in a sliding mode, and one sides of the four inserting plates extend to the outer portions of the positioning boxes, the second sound insulation plate is fixed or unlocked through a simple structure, and the height of the sound insulation plate is adjusted according to the use requirement; and the noise can be prevented and controlled according to the use requirements, and good practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of noise prevention, in particular to a noise prevention device for environmental protection projects. Background Technique

[0002] An environmental protection project refers to a project specifically designed for environmental protection. Due to environmental pollution caused by industrial development, based on a certain set of envisioned goals, applying relevant scientific knowledge and technical means, and through the organized activities of a group of people to deal with and solve environmental pollution problems. The main contents of environmental protection projects mainly include air pollution prevention projects, water pollution prevention projects, solid waste treatment and utilization projects, and noise control projects, etc.

[0003] In the existing noise prevention devices for environmental protection projects, during actual use, the height of the sound insulation board is usually fixed, while the usage environments and scenarios are not the same, resulting in certain limitations in the use of the sound insulation board with a fixed height, making it inconvenient to use. Therefore, we propose a noise prevention device for environmental protection projects to solve the above-mentioned problems. Content of the Utility Model

[0004] The purpose of the utility model is to solve the problem that in the existing technology, during actual use, the height of the sound insulation board is usually fixed, while the usage environments and scenarios are not the same, resulting in certain limitations in the use of the sound insulation board with a fixed height and making it inconvenient to use, and to propose a noise prevention device for environmental protection projects.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A noise prevention device for environmental protection projects, including

[0007] a base;

[0008] a first sound insulation board, a fixed sleeve, a second sound insulation board and a positioning box. The first sound insulation board and the fixed sleeve are both fixedly connected to the top of the base. The second sound insulation board is slidably connected to the inner wall of the fixed sleeve, and the top of the second sound insulation board extends to the outside of the fixed sleeve. The number of positioning boxes is two, and the two positioning boxes are symmetrically and fixedly connected to the front side of the second sound insulation board;

[0009] insertion plates. The number of insertion plates is four, and the four insertion plates are symmetrically and slidably connected to the inner walls of the corresponding positioning boxes. One side of each of the four insertion plates extends to the outside of the positioning box. A plurality of slots are symmetrically and equally spaced on the inner wall of the fixed sleeve, and the insertion plates are adapted to the corresponding slots;

[0010] a positioning mechanism, which is connected to the insertion plates and is used to drive the insertion plates to move horizontally.

[0011] As a preferred embodiment of the present utility model, the positioning mechanism includes: two unlocking plates, two control rods and two cross plates;

[0012] The two unlocking plates are slidably connected to the inner walls of the corresponding positioning boxes, and one side of each of the two unlocking plates extending away from each other extends to the outside of the positioning box. The two control rods are rotatably connected to the front sides of the corresponding unlocking plates. The two cross plates are slidably connected to the inner walls of the corresponding positioning boxes. The rear sides of the two control rods are rotatably connected to the front sides of the corresponding cross plates. One side of each of the two cross plates is fixedly connected to one side of the corresponding plug board.

[0013] As a preferred embodiment of the present utility model, limiting frames are fixedly connected to the inner walls of both positioning boxes, and the limiting frames penetrate through the unlocking plates.

[0014] As a preferred embodiment of the present utility model, limiting springs are sleeved on the outer walls of both limiting frames, and the tops of the limiting springs are in movable contact with the bottoms of the unlocking plates.

[0015] As a preferred embodiment of the present utility model, sliding grooves are symmetrically formed in the inner walls of both positioning boxes, and the number of sliding grooves is four. The four sliding grooves are respectively slidably connected to the corresponding cross plates.

[0016] As a preferred embodiment of the present utility model, pushing springs are symmetrically fixedly connected to the inner walls of both positioning boxes, and the number of pushing springs is four. One side of each of the two cross plates is fixedly connected to one side of the corresponding pushing spring.

[0017] Beneficial effects:

[0018] 1. Through the cooperation of the first sound insulation board and the second sound insulation board, it is convenient to prevent and control noise. Through the positioning mechanism, it is convenient to drive the plug board to move horizontally. Through the cooperation of the plug board and the slot, it is convenient to fix or unlock the second sound insulation board so as to adjust the position of the second sound insulation board;

[0019] 2. By pushing the unlocking plate downward to move downward, when the unlocking plate moves, it will push the control rod. At this time, when the control rod moves, it will push the cross plate to move horizontally, and the horizontal movement of the cross plate will drive the plug board to move horizontally;

[0020] In the present utility model, the second sound insulation board is fixed or unlocked through a simple structure, realizing the adjustment of the height of the sound insulation board according to the use requirements, so as to achieve the effect of preventing and controlling noise according to the use requirements, and has good practicability. Description of the drawings

[0021] Figure 1 is the front view cross-sectional view of the present utility model;

[0022] Figure 2 is the side view of the present utility model;

[0023] Figure 3 The attached Figure 1 Schematic diagram of the structure of part A in

[0024] Figure 4 3D view of the unlocking plate, control rod, cross plate and plug plate of the present utility model.

[0025] In the figure: 1, base; 2, first sound insulation board; 3, fixed sleeve; 4, second sound insulation board; 5, positioning box; 6, unlocking plate; 7, limiting frame; 8, limiting spring; 9, control rod; 10, cross plate; 11, pushing spring; 12, plug plate. Specific implementation mode

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0027] Embodiment

[0028] Referring to Figures 1-4 , a noise prevention and control device for environmental protection projects, including a base 1;

[0029] The first sound insulation board 2, the fixed sleeve 3, the second sound insulation board 4 and the positioning box 5. The first sound insulation board 2 and the fixed sleeve 3 are both fixedly connected to the top of the base 1. The second sound insulation board 4 is slidably connected to the inner wall of the fixed sleeve 3, and the top of the second sound insulation board 4 extends to the outside of the fixed sleeve 3. The number of the positioning boxes 5 is two, and the two positioning boxes 5 are symmetrically and fixedly connected to the front side of the second sound insulation board 4;

[0030] The plug plate 12. The number of the plug plates 12 is four, and the four plug plates 12 are symmetrically and slidably connected to the inner walls of the corresponding positioning boxes 5. One side of each of the four plug plates 12 extends to the outside of the positioning box 5. A plurality of slots are symmetrically and equally spaced on the inner wall of the fixed sleeve 3, and the plug plate 12 is adapted to the corresponding slot;

[0031] Positioning mechanism, the positioning mechanism is connected to the plug plate 12, and the positioning mechanism is used to drive the plug plate 12 to move horizontally.

[0032] By means of the above mechanism: through the cooperation of the first sound insulation board 2 and the second sound insulation board 4, it is convenient to prevent and control noise. Through the positioning mechanism, it is convenient to drive the plug plate 12 to move horizontally. Through the cooperation of the plug plate 12 and the slot, it is convenient to fix or unlock the second sound insulation board 4, so as to adjust the position of the second sound insulation board 4.

[0033] As a preferred solution of the present utility model, the positioning mechanism includes: two unlocking plates 6, two control rods 9 and two cross plates 10; the two unlocking plates 6 are slidably connected to the inner wall of the corresponding positioning box 5, and one side of the two unlocking plates 6 away from each other extends to the outside of the positioning box 5. The two control rods 9 are rotatably connected to the front side of the corresponding unlocking plate 6. The two cross plates 10 are slidably connected to the inner wall of the corresponding positioning box 5. The rear side of the two control rods 9 is rotatably connected to the front side of the corresponding cross plate 10. One side of the two cross plates 10 is fixedly connected to one side of the corresponding plug board 12. By pushing the unlocking plate 6 downward to move, when the unlocking plate 6 moves, it will push the control rod 9. At this time, when the control rod 9 moves, it will push the cross plate 10 to move horizontally. The horizontal movement of the cross plate 10 will drive the plug board 12 to move horizontally.

[0034] As a preferred solution of the present utility model, a limiting frame 7 is fixedly connected to the inner wall of each of the two positioning boxes 5. The limiting frame 7 penetrates through the unlocking plate 6. Through the limiting frame 7, it is convenient to limit the unlocking plate 6 so that the unlocking plate 6 can move vertically and stably.

[0035] As a preferred solution of the present utility model, a limiting spring 8 is sleeved on the outer wall of each of the two limiting frames 7. The top of the limiting spring 8 is in movable contact with the bottom of the unlocking plate 6. By using the elastic force of the limiting spring 8, it is convenient to push the unlocking plate 6 to move upward.

[0036] As a preferred solution of the present utility model, sliding grooves are symmetrically formed in the inner wall of each of the two positioning boxes 5, and the number of sliding grooves is four. The four sliding grooves are respectively slidably connected to the corresponding cross plates 10. Through the sliding grooves, it is convenient to limit the cross plates 10 so that the cross plates 10 drive the plug boards 12 to move horizontally and stably, facilitating the engagement of the plug boards 12 with the slots.

[0037] As a preferred solution of the present utility model, a pushing spring 11 is symmetrically fixedly connected to the inner wall of each of the two positioning boxes 5, and the number of pushing springs 11 is four. One side of the two cross plates 10 is fixedly connected to one side of the corresponding pushing spring 11. By using the elastic force of the pushing spring 11, it is convenient to push the cross plates 10 to move horizontally and reset.

[0038] It should be noted that: for the specific models of the first sound insulation board 2 and the second sound insulation board 4 to be used, those skilled in the relevant art can select them by themselves. And the above about the first sound insulation board 2, the second sound insulation board 4, etc. all belong to the prior art, and this solution will not be elaborated here.

[0039] Working principle of the utility model: During actual use, the base 1 is installed at a suitable position, and sound insulation is carried out through the first sound insulation board 2. When it is necessary to adjust the position of the second sound insulation board 4, first push the unlocking board 6 downward to move it. When the unlocking board 6 moves, it will compress the limit spring 8. At the same time, when the unlocking board 6 moves, it will push the control rod 9. At this time, when the control rod 9 moves, it will push the cross plate 10 to move horizontally. The horizontal movement of the cross plate 10 will compress the pushing spring 11 and drive the plug board 12 to move horizontally. At this time, the horizontal movement of the plug board 12 disengages from the slot, unlocking the positioning box 5 and the second sound insulation board 4. Then, the second sound insulation board 4 can be pushed up and down. When the second sound insulation board 4 moves to a suitable position, by releasing the unlocking board 6, the limit spring 8 pushes the unlocking board 6 to move upward and reset. When the unlocking board 6 moves, it will pull the control rod 9. At the same time, the pushing spring 11 loses its restriction and pushes the cross plate 10 to move horizontally and reset, and the plug board 12 engages with the slot to fix the second sound insulation board 4 at the current height, achieving the effect of adjusting the height of the sound insulation board according to the usage requirements for convenient use.

[0040] The above is only the preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the utility model, according to the technical solution of the utility model and its inventive concept, makes equivalent substitutions or changes, and all should be covered within the protection scope of the utility model.

Claims

1. A noise prevention device for environmental protection engineering, characterized in that: include Base (1); A first sound insulation board (2), a fixing sleeve (3), a second sound insulation board (4) and a positioning box (5), wherein the first sound insulation board (2) and the fixing sleeve (3) are both fixedly connected to the top of the base (1), the second sound insulation board (4) is slidably connected to the inner wall of the fixing sleeve (3), and the top of the second sound insulation board (4) extends to the outside of the fixing sleeve (3), and the number of the positioning boxes (5) is two, and the two positioning boxes (5) are symmetrically fixedly connected to the front side of the second sound insulation board (4); Insertion plates (12), the number of the insertion plates (12) is four, and the four insertion plates (12) are symmetrically slidably connected to the inner wall of the corresponding positioning box (5), one side of the four insertion plates (12) extends to the outside of the positioning box (5), the inner wall of the fixing sleeve (3) is symmetrically provided with a plurality of slots at equal intervals, and the insertion plates (12) are adapted to the corresponding slots; A positioning mechanism is connected to the plug board (12), and is used to drive the plug board (12) to move laterally.

2. A noise prevention device for environmental protection engineering according to claim 1, characterized in that: The positioning mechanism comprises: two unlocking plates (6), two control rods (9) and two transverse plates (10); The two unlocking plates (6) are slidably connected to the inner wall of the corresponding positioning box (5), and the sides of the two unlocking plates (6) that are away from each other extend to the outside of the positioning box (5), the two control rods (9) are rotatably connected to the front sides of the corresponding unlocking plates (6), the two transverse plates (10) are slidably connected to the inner wall of the corresponding positioning box (5), the rear sides of the two control rods (9) are rotatably connected to the front sides of the corresponding transverse plates (10), and one side of the two transverse plates (10) is fixedly connected to one side of the corresponding plug plate (12).

3. A noise prevention device for environmental protection engineering according to claim 2, characterized in that: The inner walls of the two positioning boxes (5) are fixedly connected to a limiting frame (7), and the limiting frame (7) passes through the unlocking plate (6).

4. A noise prevention device for environmental protection engineering according to claim 3, characterized in that: The outer walls of the two limiting frames (7) are sleeved with limiting springs (8), and the top of the limiting spring (8) is in active contact with the bottom of the unlocking plate (6).

5. A noise prevention and control device for environmental protection engineering according to claim 2, characterized in that: The inner walls of the two positioning boxes (5) are symmetrically provided with sliding grooves, and the number of the sliding grooves is four, and the four sliding grooves are respectively slidably connected to the corresponding transverse plates (10).

6. A noise prevention device for environmental protection engineering according to claim 2, characterized in that: The inner walls of the two positioning boxes (5) are symmetrically fixedly connected with push springs (11), and the number of the push springs (11) is four, and one side of the two transverse plates (10) is fixedly connected to one side of the corresponding push spring (11).

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