Noise reduction structure of refrigerating unit

Abstract

The noise reduction structure of the refrigerating unit comprises a noise reduction box body, a vacuum cavity is formed in the bottom end of the noise reduction box body, a boss is arranged at the top of the vacuum cavity, a refrigerating unit body is fixedly installed at the top of the boss through an adjusting mechanism, and installation frames are fixedly arranged at the two ends of the refrigerating unit body. The noise reduction box body is of a closed structure, and through cooperation of sound insulation cotton, a sound insulation plate, a vacuum cavity and an adjusting mechanism, vibration and noise reduction can be conducted on the refrigerating unit body, so that noise is prevented from diffusing around, and the practicability of the noise reduction structure is conveniently improved; an adjusting plate can be transversely adjusted through a hand wheel and an adjusting screw rod, a mounting frame is conveniently fixed through cooperation of the adjusting plate and a fixing frame, so that the refrigerating unit body is conveniently mounted, meanwhile, first rubber pads are arranged between the mounting frame and the adjusting plate and between the mounting frame and the fixing frame, vibration generated in the running process of the refrigerating unit body can be absorbed, and the refrigerating unit body can be conveniently mounted. And damping of the refrigerating unit body is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to refrigerating unit noise reduction technical field, concretely is a kind of refrigerating unit noise reduction structure. BACKGROUND

[0002] Industrial refrigerating unit is generally divided into centrifugal refrigeration compressor and piston compressor, and the existing industrial refrigerating unit still has some deficiencies, such as the existing industrial refrigerating unit is too loud when working, which affects the working environment.

[0003] The utility model discloses an industrial refrigerating unit noise reduction structure discloses a kind of based on industrial refrigerating unit, including support seat, the upper surface edge of support seat is connected with noise reduction component, and the upper surface front end of support seat is fixedly installed with shock-absorbing component, the upper end of shock-absorbing component is connected with mounting bracket, the middle position of mounting bracket is fixedly installed with condenser, the front surface of condenser is fixedly connected with evaporator, and the upper surface of condenser is connected with support plate, the lower surface of condenser is provided with throttling device.

[0004] The above scheme is provided with noise reduction component, can isolate internal noise when running, avoid noise transmission, improve the quality of working environment, increase practicality;But since support seat is open structure, noise generated by refrigerating unit will also spread to environment, affect surrounding environment, and practicality is low.

[0005] Therefore, the utility model provides a kind of refrigerating unit noise reduction structure. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies in the prior art, the utility model aims to provide a refrigerating unit noise reduction structure to solve the problems raised in the background art, the noise reduction box body of the utility model is of closed structure, and through the cooperation of soundproofing cotton, soundproofing board, vacuum cavity and adjusting mechanism, the refrigerating unit body can be damped and noise-reduced, so that the noise is inhibited from spreading around, and the practicality of the noise reduction structure is improved.

[0007] To achieve the above object, the utility model is implemented by the following technical scheme: a refrigerating unit noise reduction structure, including noise reduction box body, vacuum cavity is set in the inside of the bottom end of noise reduction box body, the top of vacuum cavity is provided with boss, the top of boss is fixedly installed with refrigerating unit body by adjusting mechanism, the both ends of refrigerating unit body are fixedly provided with mounting bracket, the adjusting mechanism includes fixed frame, the shape of fixed frame is "U" type, the side of fixed frame is movably installed with adjusting plate by adjusting screw rod, the mounting bracket is installed between fixed frame and adjusting plate, the shape of mounting bracket is "L" type, the front end of noise reduction box body is installed with box door by hinge.

[0008] Furthermore, sound-absorbing cotton is fixedly installed on the inner wall of the top of the noise-reducing box, and a sound-absorbing board is fixedly installed on the inner wall of the sound-absorbing cotton.

[0009] Furthermore, the bottom ends of the sound insulation cotton and the sound insulation board are in contact with the two ends of the boss, and the sound insulation board and the sound insulation cotton are arranged on the outside of the refrigeration unit body.

[0010] Furthermore, the adjusting plate is V-shaped, and a first rubber pad is provided on the inner wall of the adjusting plate.

[0011] Furthermore, the adjusting screw is rotatably limited and installed on one side of the bottom end of the adjusting plate, the adjusting screw is screwed and installed inside both ends of the noise reduction box, and a handwheel is fixedly installed on the outer end of the adjusting screw.

[0012] Furthermore, a first rubber pad is fixedly installed on the inner wall of the fixing frame, and a second rubber pad is fixedly installed on the top of the boss corresponding to the bottom of the mounting frame.

[0013] Furthermore, two external connecting pipes are fixedly installed at one end of the refrigeration unit body, and a through hole is opened inside one end of the noise reduction box corresponding to the position of the external connecting pipes.

[0014] Furthermore, a rubber sleeve is fixedly installed on the inner wall of the through hole, the external connecting pipe is installed inside the rubber sleeve, and a sound insulation layer is provided on the outer wall of the external connecting pipe.

[0015] The beneficial effects of this utility model are as follows: The noise reduction box of the noise reduction structure of the refrigeration unit of this utility model is a closed structure. Through the cooperation of sound insulation cotton, sound insulation board, vacuum chamber and adjustment mechanism, the refrigeration unit body can be vibration reduced and noise reduced, thereby suppressing the spread of noise to the surroundings and improving the practicality of the noise reduction structure. The adjustment plate can be adjusted laterally by handwheel and adjustment screw. The cooperation between adjustment plate and fixed frame facilitates the fixing of mounting frame, thereby facilitating the installation of refrigeration unit body. At the same time, a first rubber pad is set between mounting frame and adjustment plate and fixed frame, which can absorb the vibration of refrigeration unit body during operation and facilitate the vibration reduction of refrigeration unit body. Attached Figure Description

[0016] Fig. 1 This is a structural diagram of a noise reduction structure for a refrigeration unit according to the present invention;

[0017] Fig. 2 This is a front view of the noise reduction structure of a refrigeration unit according to the present invention;

[0018] Fig. 3 This is a partial structural diagram of a noise reduction structure for a refrigeration unit according to the present invention;

[0019] In the diagram: 1. Noise-reducing enclosure; 2. Enclosure door; 3. Adjustment mechanism; 4. Refrigeration unit body; 5. Sound insulation board; 6. Sound insulation cotton; 7. Fixing bracket; 8. Boss; 9. Adjustment plate; 10. Adjustment screw; 11. Handwheel; 12. First rubber pad; 13. Vacuum chamber; 14. Rubber sleeve; 15. External connecting pipe; 16. Mounting bracket. Detailed Implementation

[0020] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0021] Please see Figs. 1 to 3 This utility model provides a technical solution: a noise reduction structure for a refrigeration unit, including a noise reduction housing 1. A vacuum chamber 13 is formed inside the bottom of the noise reduction housing 1. A boss 8 is provided on the top of the vacuum chamber 13. A refrigeration unit body 4 is fixedly mounted on the top of the boss 8 via an adjustment mechanism 3. Mounting brackets 16 are fixedly mounted on both ends of the refrigeration unit body 4. The adjustment mechanism 3 includes a fixing bracket 7, which is U-shaped. An adjustment plate 9 is movably mounted on one side of the fixing bracket 7 via an adjustment screw 10. The mounting bracket 16 is installed between the fixing bracket 7 and the adjustment plate 9, and is L-shaped. A door 2 is hinged to the front end of the noise reduction housing 1, allowing the noise reduction housing 1 to be closed, making the noise reduction structure a closed structure. Through the cooperation of the vacuum chamber 13 and the noise reduction housing 1, the refrigeration unit can be noise-reduced, thereby improving the noise reduction efficiency of the structure.

[0022] In this embodiment, a sound-insulating cotton 6 is fixedly installed on the inner wall of the top of the noise-reducing enclosure 1, and a sound-insulating board 5 is fixedly installed on the inner wall of the sound-insulating cotton 6. The bottom ends of the sound-insulating cotton 6 and the sound-insulating board 5 are in contact with the two ends of the boss 8. The sound-insulating board 5 and the sound-insulating cotton 6 are located on the outside of the refrigeration unit body 4. Through the cooperation of the sound-insulating cotton 6 and the sound-insulating board 5, noise can be suppressed from spreading to the outside and avoid affecting the surrounding environment.

[0023] In this embodiment, the adjusting plate 9 is V-shaped, and a first rubber pad 12 is provided on the inner wall of the adjusting plate 9. The adjusting screw 10 is rotatably installed on one side of the bottom end of the adjusting plate 9. The adjusting screw 10 is screwed into the interior of both ends of the noise reduction housing 1. A handwheel 11 is fixedly provided on the outer end of the adjusting screw 10. The first rubber pad 12 is fixedly provided on the inner wall of the fixing frame 7. A second rubber pad is fixedly provided on the top of the boss 8 corresponding to the bottom of the mounting frame 16. The adjusting plate 9 can be adjusted by the handwheel 11 and the adjusting screw 10, which facilitates the squeezing of the mounting frame 16 by the adjusting plate 9 and the fixing frame 7, thereby facilitating the fixing of the refrigeration unit body 4. The first rubber pad 12 and the second rubber pad can reduce noise for the mounting frame 16 and the refrigeration unit body 4.

[0024] In this embodiment, two external connecting pipes 15 are fixedly installed at one end of the refrigeration unit body 4. A through hole is opened inside one end of the noise reduction box 1 at the position corresponding to the external connecting pipe 15. A rubber sleeve 14 is fixedly installed inside the through hole. The external connecting pipe 15 is installed inside the rubber sleeve 14. A sound insulation layer is provided on the outer wall of the external connecting pipe 15. The sound insulation layer can suppress the noise inside the external connecting pipe 15, and the rubber sleeve 14 can prevent the external connecting pipe 15 from colliding with the noise reduction box 1.

[0025] When using the noise reduction structure of this refrigeration unit, the noise reduction box 1 is assembled and welded. The inner wall of the box door 2 is also equipped with sound insulation cotton 6 and sound insulation board 5. The box door 2 facilitates maintenance of the refrigeration unit body 4. Furthermore, the noise reduction box 1 is a closed structure. Through the cooperation of the sound insulation cotton 6, sound insulation board 5, vacuum chamber 13, and adjustment mechanism 3, the refrigeration unit body 4 can be vibration-damped and noise-reduced, thereby suppressing noise diffusion to the surrounding environment and improving the practicality of the noise reduction structure. By rotating the handwheel 11 and adjusting screw 10, the adjusting screw 1... The adjustment plate 9 moves towards the fixed frame 7, and the adjustment plate 9 presses the mounting frame 16 through the first rubber pad 12, which facilitates the fixing of the mounting frame 16 through the cooperation of the adjustment plate 9 and the fixed frame 7, thereby facilitating the installation of the refrigeration unit body 4. At the same time, the first rubber pad 12 and the second rubber pad are provided between the mounting frame 16, the adjustment plate 9, the fixed frame 7, and the boss 8, which can absorb the vibration of the refrigeration unit body 4 during operation, facilitate the vibration reduction of the refrigeration unit body 4, and thus improve the noise reduction efficiency of the noise reduction structure.

[0026] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A noise reduction structure for a refrigeration unit, comprising a noise reduction housing (1), characterized in that, The noise reduction enclosure (1) has a vacuum chamber (13) at the bottom. The top of the vacuum chamber (13) has a boss (8). The top of the boss (8) is fixedly installed with a refrigeration unit body (4) through an adjustment mechanism (3). The two ends of the refrigeration unit body (4) are fixedly installed with mounting brackets (16). The adjustment mechanism (3) includes a fixing bracket (7). The fixing bracket (7) is U-shaped. An adjustment plate (9) is movably installed on one side of the fixing bracket (7) through an adjustment screw (10). The mounting bracket (16) is installed between the fixing bracket (7) and the adjustment plate (9). The mounting bracket (16) is L-shaped. The front end of the noise reduction enclosure (1) is hinged to install a door (2).

2. The noise reduction structure of a refrigeration unit according to claim 1, characterized in that: The top inner wall of the noise reduction box (1) is fixedly provided with sound insulation cotton (6), and the inner wall of the sound insulation cotton (6) is fixedly provided with sound insulation board (5).

3. The noise reduction structure of a refrigeration unit according to claim 2, characterized in that: The bottom ends of the sound insulation cotton (6) and the sound insulation board (5) are in contact with the two ends of the boss (8), and the sound insulation board (5) and the sound insulation cotton (6) are arranged on the outside of the refrigeration unit body (4).

4. The noise reduction structure of a refrigeration unit according to claim 1, characterized in that: The adjusting plate (9) is V-shaped, and a first rubber pad (12) is provided on the inner wall of the adjusting plate (9).

5. The noise reduction structure of a refrigeration unit according to claim 4, characterized in that: The adjusting screw (10) is rotatably mounted on one side of the bottom end of the adjusting plate (9). The adjusting screw (10) is screwed into the interior of both ends of the noise reduction box (1). A handwheel (11) is fixedly provided on the outer end of the adjusting screw (10).

6. The noise reduction structure of a refrigeration unit according to claim 5, characterized in that: A first rubber pad (12) is fixedly installed on the inner wall of the fixing frame (7), and a second rubber pad is fixedly installed on the top of the boss (8) corresponding to the bottom of the mounting frame (16).

7. The noise reduction structure of a refrigeration unit according to claim 1, characterized in that: Two external connecting pipes (15) are fixedly installed at one end of the refrigeration unit body (4), and a through hole is opened at one end of the noise reduction box (1) corresponding to the position of the external connecting pipes (15).

8. The noise reduction structure of a refrigeration unit according to claim 7, characterized in that: A rubber sleeve (14) is fixedly installed inside the through hole, and an external connecting pipe (15) is installed inside the rubber sleeve (14). A sound insulation layer is provided on the outer wall of the external connecting pipe (15).

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