Noise enclosure of Roots blower

Abstract

The utility model relates to the technical field of Roots blower auxiliary equipment, and discloses a Roots blower sound insulation cover which comprises a base, a fixed box is fixedly connected to the left side of the top end of the base, a sliding box is slidably connected to the right side of the top of the base, and first limiting blocks which are opposite front and back are fixedly connected to the right side of the top of the base. The right side of the sliding box is rotatably connected with a rotating shaft, the left side of the rotating shaft is fixedly connected with a gear, the right side of the interior of the sliding box is fixedly connected with vertically-opposite insertion holes, the interiors of the insertion holes are slidably connected with insertion rods, the bottoms of the insertion rods are fixedly connected with racks, and the racks are connected to the outer wall of the gear in a meshed mode. According to the utility model, the sound insulation effect on the Roots blower is realized, a relatively quiet working environment is provided, meanwhile, the sound insulation cover prevents the Roots blower from being damaged or polluted by the external environment, the internal Roots blower can be conveniently detected at any time by opening the sound insulation layer, the service life of the Roots blower is prolonged, and the maintenance cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of Roots blower auxiliary equipment, in particular to a Roots blower sound insulation cover. Background Art

[0002] Roots blower is a rotary positive displacement blower, which will cause gas flow noise during use. When the noise exceeds the prescribed limit, it will interfere with the working environment, easily distract employees, increase the error rate and affect work efficiency. At the same time, continuous exposure to high noise environment may have a negative impact on human health, so a Roots blower soundproof cover is needed.

[0003] A Chinese patent document with a search announcement number of CN214617048U discloses an air-cooled soundproof cover for a Roots blower, comprising a shell, sound-absorbing cotton and sound-insulating cotton, a cavity is provided between the inner wall and the outer wall of the shell, and sound-insulating cotton is placed in the cavity; a layer of sound-absorbing cotton is attached to the inner wall of the shell; an air inlet is provided at the lower end of one side of the shell, a connecting pipe is installed at the air inlet, and the connecting pipe is connected to an air cooler; an air outlet is provided at the upper end of the other side of the shell, and a liftable baffle is provided at the air outlet; a temperature sensor is also provided on the inner wall of the shell; the utility model can start the air cooler to cool down when the temperature in the shell is too high, and the baffle can be lifted and lowered to block the air outlet after the temperature reaches a predetermined value to maintain a low temperature environment in the shell; the shell of the utility model is also provided with a sound insulation structure, which can provide sound insulation without affecting heat dissipation, and is suitable for popularization and application.

[0004] However, when the above-mentioned equipment is in use, the sound insulation cover cannot be opened, which may increase the difficulty of maintaining the Roots blower. Regular inspection and cleaning may become infeasible, which may lead to performance degradation or even failure of the equipment. Utility Model Content

[0005] In order to remedy the above deficiencies, the utility model provides a Roots blower sound insulation cover, aiming to improve the problem that the sound insulation cover of the above equipment cannot be opened, so as to facilitate regular inspection and cleaning of the internal Roots blower.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a Roots blower soundproof cover, comprising a base, a fixed box is fixedly connected to the left side of the top of the base, a sliding box is slidably connected to the right side of the top of the base, a limit block 1 opposite to the front and rear is fixedly connected to the right side of the top of the base, a rotating shaft is rotatably connected to the right side of the sliding box, a gear is fixedly connected to the left side of the rotating shaft, a plug hole opposite to the upper and lower sides is fixedly connected to the right side of the sliding box, a plug rod is slidably connected to the inside of the plug hole, a rack is fixedly connected to the bottom of the plug rod, and the rack is meshed and connected to the outer wall of the gear, the fixed box and the sliding box are both fixedly connected to the front and rear opposite sound insulation cotton, and a sealing component is arranged on the right side of the fixed box;

[0007] Through the above technical scheme, the sound insulation effect of the Roots blower is achieved through the mutual cooperation of the base, the fixed box, the sliding box, the rotating shaft, the gear, the jack, the plug rod, the rack, the limit block and the sound insulation cotton.

[0008] Further, the sealing assembly includes a sealing strip and a slot, the sealing strip is fixedly connected to the right side of the fixed box, the slot is opened on the left side of the sliding box, and the sealing strip is snap-connected inside the slot;

[0009] Through the above technical solution, the sealing strip and the card slot cooperate with each other to achieve the tight closing effect of the fixed box and the sliding box.

[0010] Further, a fixed block is fixedly connected to the top of the fixed box, a connecting block is arranged inside the fixed block, a semiconductor cooling sheet is fixedly connected inside the connecting block, a radiator 2 is arranged at the bottom of the connecting block, a fan 2 is fixedly connected to the bottom end of the radiator 2, and the fan 2 is fixedly connected to the bottom end of the fixed block, a radiator 1 is arranged at the top of the connecting block, a fan 1 is fixedly connected to the top of the radiator 1, and the fan 1 is fixedly connected to the top of the fixed block;

[0011] Through the above technical solution, the heat dissipation effect of the Roots blower is achieved through the mutual cooperation of the fixed block, fan one, fan two, semiconductor cooling plate, connecting block, radiator one and radiator two.

[0012] Furthermore, an air inlet and an air outlet are fixedly connected to the right side of the front end of the fixed box, and the air inlet is located at the top of the air outlet;

[0013] Through the above technical solution, the normal operation of the Roots blower is facilitated through the air inlet and outlet pipes.

[0014] Furthermore, a second limit block opposite to each other is fixedly connected to the bottom of the right side of the sliding box;

[0015] Through the above technical solution, the second limit block is used to prevent the insertion rod from sliding excessively out of the insertion hole.

[0016] Furthermore, a rotating disk is fixedly connected to the right side of the rotating shaft;

[0017] Through the above technical solution, the rotating shaft can be easily operated to rotate by rotating the disk.

[0018] Furthermore, an observation port is provided at the front end of the fixed box;

[0019] Through the above technical solution, the status of the Roots blower can be easily checked at any time through the observation port.

[0020] Furthermore, a temperature measuring instrument is fixedly connected to the right side of the front end of the fixed box;

[0021] Through the above technical solution, it is convenient to check the temperature in the fixed box through a thermometer.

[0022] The utility model has the following beneficial effects:

[0023] In the utility model, through the above technical scheme, through the mutual cooperation of the base, the fixed box, the sliding box, the rotating shaft, the gear, the jack, the plug rod, the rack, the limit block and the sound insulation cotton, the sound insulation effect of the Roots blower is achieved, the noise generated during the operation of the Roots blower is reduced, and a relatively quiet working environment is provided. At the same time, the sound insulation cover prevents the damage or pollution to the Roots blower caused by the external environment. By opening the sound insulation layer, it is convenient to detect the internal Roots blower at any time, thereby extending its service life and reducing maintenance costs.

[0024] In the utility model, the heat dissipation effect of the Roots blower is achieved through the cooperation of the fixed block, the fan one, the fan two, the semiconductor refrigeration sheet, the connecting block, the radiator one and the radiator two. Through effective heat dissipation, the Roots blower can be operated at a lower temperature, which helps to improve the operating efficiency of the equipment, avoid the performance degradation of the equipment caused by high temperature, and ensure that the blower operates under the best working conditions through good heat dissipation. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A three-dimensional diagram of a sound insulation cover of a Roots blower proposed by the utility model;

[0026] Figure 2 This is a structural schematic diagram of a fixing box of a Roots blower soundproof cover proposed by the utility model;

[0027] Figure 3 This is a structural schematic diagram of a mobile box of a Roots blower soundproof cover proposed by the utility model;

[0028] Figure 4 This is a structural schematic diagram of a rotating disk of a Roots blower soundproof cover proposed by the utility model;

[0029] Figure 5 This is a structural schematic diagram of a fixing block of a Roots blower soundproof cover proposed by the utility model;

[0030] Figure 6 for Figure 3 Enlarged view of point A in the middle.

[0031] Legend:

[0032] 1. Base; 2. Fixed box; 3. Sliding box; 4. Rotating shaft; 5. Gear; 6. Socket; 7. Plug rod; 8. Rack; 9. Limit block 1; 10. Sealing strip; 11. Slot; 12. Sound insulation cotton; 13. Fixed block; 14. Fan 1; 15. Fan 2; 16. Semiconductor cooling plate; 17. Connecting block; 18. Radiator 1; 19. Radiator 2; 20. Limit block 2; 21. Observation port; 22. Thermometer; 23. Air inlet; 24. Air outlet; 25. Rotating disk. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Reference Figure 2 , Figure 3 , Figure 4 and Figure 6The utility model provides an embodiment: a Roots blower soundproof cover, including a base 1, a fixed box 2 is fixedly connected to the left side of the top of the base 1, a sliding box 3 is slidably connected to the right side of the top of the base 1, a front and rear opposite limit block 9 is fixedly connected to the right side of the top of the base 1, a rotating shaft 4 is rotatably connected to the right side of the sliding box 3, a gear 5 is fixedly connected to the left side of the rotating shaft 4, a plug hole 6 opposite to the upper and lower sides is fixedly connected to the right side of the sliding box 3, a plug rod 7 is slidably connected to the inside of the plug rod 7, a rack 8 is fixedly connected to the bottom of the plug rod 7, and the rack 8 is meshed with the gear 5. Connected to the outer wall of the gear 5, the fixed box 2 and the sliding box 3 are fixedly connected with front and rear opposite sound insulation cotton 12, the front right side of the fixed box 2 is fixedly connected with an air inlet 23 and an air outlet 24, the air inlet 23 is located at the top of the air outlet 24, the sealing strip 10 is fixedly connected to the right side of the fixed box 2, the slot 11 is opened on the left side of the sliding box 3, the sealing strip 10 is snap-connected inside the slot 11, the bottom right side of the sliding box 3 is fixedly connected with upper and lower opposite limit blocks 20, the right side of the rotating shaft 4 is fixedly connected with a rotating disk 25, and the fixed The front end of the box 2 is provided with an observation port 21. A pair of air inlets and outlets of the Roots blower are aligned with the air inlet port 23 and the air outlet port 24 respectively and placed in the fixed box 2. The sliding box 3 is slid to the left along the slide slot provided at the top of the base 1 until it reaches the fixed box 2. At this time, the rotating disk 25 on the right side of the sliding box 3 is rotated to make the rotating shaft 4 drive the gear 5 fixed on the left side to rotate and mesh with the plug rod 7 fixed by the rack 8 to slide in the plug hole 6. The two plug rods 7 slide to the limit block 9 to engage, thereby fixing the base 1, the fixed box 2 and the sliding box 3. , the sealing strip 10 is engaged into the card slot 11 to complete the relative sealing effect of the fixed box 2 and the sliding box 3, and the sound insulation of the Roots blower during operation is completed by the fixed box 2. During operation, the status of the Roots blower can be observed through the observation port 21. When it is necessary to open the fixed box 2 and the sliding box 3, the rotating disk 25 is rotated again to make the insertion rod 7 leave the insertion hole 6, and the limit block 20 is used to prevent the insertion rod 7 from sliding out of the insertion hole 6 excessively, and then the sliding box 3 is slid to the right through the slide on the base 1 to leave, showing that the Roots blower is easy to take out or detect.

[0035] Reference Figure 1 and Figure 5A fixed block 13 is fixedly connected to the top of the fixed box 2, a connecting block 17 is arranged inside the fixed block 13, a semiconductor cooling sheet 16 is fixedly connected inside the connecting block 17, a radiator 19 is arranged at the bottom of the connecting block 17, a fan 15 is fixedly connected to the bottom of the radiator 19, and the fan 15 is fixedly connected to the bottom of the fixed block 13. A radiator 18 is arranged on the top of the connecting block 17, a fan 14 is fixedly connected to the top of the radiator 18, and the fan 14 is fixedly connected to the top of the fixed block 13. A thermometer 22 is fixedly connected to the right side of the front end of the fixed box 2, and the semiconductor cooling sheet 16 has a hot surface on the top and a cold surface on the bottom. , fix the radiator 18 and the radiator 2 19 by the screws around the connecting block 17, so that the radiator 18 is attached to the upper hot surface of the semiconductor refrigeration plate 16, and the radiator 2 19 is attached to the bottom cold surface of the semiconductor refrigeration plate 16. The temperature in the fixed box 2 is determined by observing the thermometer 22. When cooling is required, the radiator 2 19 absorbs cold air through the cold surface of the semiconductor refrigeration plate 16, and the cold air absorbed by the radiator 2 19 is released by starting the fan 2 15 to cool the fixed box 2. The radiator 18 absorbs the heat generated by the hot surface of the semiconductor refrigeration plate 16, and the fan 14 is started to discharge it outside the fixed box 2.

[0036] Working principle: When in use, put the Roots blower into the fixed box 2, slide the sliding box 3 to the left on the base 1 until the sealing strip 10 is engaged into the slot 11, then turn the rotating disk 25 to slide the plug rod 7 along the socket 6 into the limit block 9 for engagement, completing the sound insulation cover formed by the fixed box 2 and the sliding box 3, and sound insulation is performed by the sound insulation cotton 12. When the inside of the fixed box 2 needs to be cooled, the cold air on the cold surface of the semiconductor refrigeration plate 16 is absorbed by the radiator 2 19, and the fixed box 2 is blown by the fan 2 15 to complete the cooling. The radiator 18 absorbs the heat on the hot surface of the semiconductor refrigeration plate 16, and the heat absorbed by the radiator 18 is blown out of the fixed box 2 through the fan 14 to avoid heat accumulation in the fixed box 2.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A Roots blower soundproof cover, comprising a base (1), characterized in that: The top left side of the base (1) is fixedly connected to a fixed box (2), the top right side of the base (1) is slidably connected to a sliding box (3), the top right side of the base (1) is fixedly connected to a front-to-rear position limiting block (9), the right side of the sliding box (3) is rotatably connected to a rotating shaft (4), the left side of the rotating shaft (4) is fixedly connected to a gear (5), the right side of the sliding box (3) is fixedly connected to a vertically opposite plug hole (6), the plug hole (6) is slidably connected to a plug rod (7), the bottom of the plug rod (7) is fixedly connected to a rack (8), the rack (8) is meshedly connected to the outer wall of the gear (5), the fixed box (2) and the sliding box (3) are both fixedly connected to front-to-rear opposite sound insulation cotton (12), and a sealing component is provided on the right side of the fixed box (2).

2. A Roots blower soundproof cover according to claim 1, characterized in that: The sealing assembly comprises a sealing strip (10) and a clamping groove (11); the sealing strip (10) is fixedly connected to the right side of the fixed box (2); the clamping groove (11) is opened on the left side of the sliding box (3); and the sealing strip (10) is clamped and connected inside the clamping groove (11).

3. A Roots blower soundproof cover according to claim 1, characterized in that: The top of the fixed box (2) is fixedly connected to a fixed block (13), the fixed block (13) is provided with a connecting block (17), the connecting block (17) is fixedly connected to a semiconductor cooling plate (16), the bottom of the connecting block (17) is provided with a radiator 2 (19), the bottom end of the radiator 2 (19) is fixedly connected to a fan 2 (15), the fan 2 (15) is fixedly connected to the bottom end of the fixed block (13), the top of the connecting block (17) is provided with a radiator 1 (18), the top of the radiator 1 (18) is fixedly connected to a fan 1 (14), the fan 1 (14) is fixedly connected to the top of the fixed block (13).

4. A Roots blower soundproof cover according to claim 1, characterized in that: An air inlet pipe opening (23) and an air outlet pipe opening (24) are fixedly connected at the right side of the front end of the fixed box (2), and the air inlet pipe opening (23) is located at the top of the air outlet pipe opening (24).

5. The Roots blower soundproof cover according to claim 1, characterized in that: A second upper and lower limiting block (20) is fixedly connected to the bottom right side of the sliding box (3).

6. The Roots blower soundproof cover according to claim 1, characterized in that: A rotating disk (25) is fixedly connected to the right side of the rotating shaft (4).

7. The Roots blower soundproof cover according to claim 1, characterized in that: The front end of the fixed box (2) is provided with an observation port (21).

8. The Roots blower soundproof cover according to claim 1, characterized in that: A temperature measuring instrument (22) is fixedly connected to the right side of the front end of the fixed box (2).

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