Noise reduction device for heating ventilation air conditioner

Abstract

The utility model discloses a noise reduction device for a heating ventilation air conditioner, and relates to the technical field of air conditioner noise reduction, the noise reduction device comprises a mounting base, the top of a connecting plate is fixedly connected with a positioning plate, a noise reduction cover is inserted on the positioning plate, the bottom of the noise reduction cover is provided with a positioning groove, and a suction cotton sleeve is fixedly connected in the noise reduction cover. And heat dissipation openings are formed in the surfaces of the suction cotton sleeve and the noise reduction cover. 602) is installed through mutual cooperation of the positioning plate and the positioning groove, noise generated by an air conditioner outdoor unit is absorbed through the noise reduction cover, and the noise is further absorbed through the suction cotton sleeve. Noise reduction and vibration prevention can be conducted on the air conditioner outdoor unit through the damping shock absorbers at the bottom of the noise reduction base, when the air conditioner outdoor unit vibrates in use, the damping shock absorbers can absorb vibration, and noise caused by vibration is reduced. The noise is reduced, and the use comfort can be improved. And the insect-proof net is arranged, so that external winged insects can be prevented from entering the air conditioner outdoor unit, and the normal air exhaust effect is not affected.

Description

Technical Field

[0001] The utility model relates to the technical field of air-conditioning noise reduction, in particular to a noise reduction device for a heating, ventilation and air-conditioning system. Background Art

[0002] Air conditioning, or air conditioner, refers to equipment that uses artificial means to adjust and control the temperature, humidity, flow rate and other parameters of the ambient air in a building or structure. Air conditioning generally includes several major parts such as cold source / heat source equipment, cold and hot medium distribution system, terminal device and other auxiliary equipment. It mainly includes: refrigeration host, water pump, fan and piping system. The terminal device is responsible for using the cold and heat distributed to specifically process the air state so that the air parameters of the target environment meet certain requirements. HVAC is an air conditioner with heating, ventilation and air conditioning functions. Since the main functions of HVAC include: heating, ventilation and air conditioning, the comprehensive abbreviation of these three functions is HVAC. The HVAC system can control the temperature and humidity of the air and improve the indoor comfort. It is an important part of medium and large industrial buildings or office buildings.

[0003] There are vibrations in HVAC professional heat exchange stations, air conditioning refrigeration rooms, indoor and outdoor ventilators, fresh air fans in suspended ceilings, etc. The large vibrations of HVAC equipment during use will produce large noises, which will affect the living comfort and the office or teaching environment. Some HVAC equipment is prone to insects and debris entering the air outlet, affecting the stability of the air outlet. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a noise reduction device for HVAC, which solves the problem of high noise in HVAC equipment.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a noise reduction device for HVAC, comprising: a mounting base, the upper surface of the mounting base is symmetrically provided with damping shock absorbers, the top of the damping shock absorbers is fixedly connected with a noise reduction seat, an air conditioner outdoor unit is placed on the noise reduction seat, connecting blocks are symmetrically provided on both sides of the mounting base, and a noise reduction component is provided on the noise reduction seat;

[0008] The noise reduction component includes a connecting plate, which is symmetrically arranged on both sides of the noise reduction seat. A positioning plate is fixedly connected to the top of the connecting plate, a noise reduction cover is plugged into the positioning plate, a positioning groove is provided at the bottom of the noise reduction cover, a suction cotton sleeve is fixedly connected inside the noise reduction cover, and heat dissipation ports are provided on the surfaces of the suction cotton sleeve and the noise reduction cover.

[0009] Preferably, the size of the positioning groove is the same as that of the positioning plate, and the suction cotton sleeve is fitted with the noise reduction cover.

[0010] Preferably, a locking assembly is provided on the noise reduction seat, and the locking assembly includes fixed blocks, and the fixed blocks are symmetrically arranged on both sides of the noise reduction cover, the bottom of the fixed blocks is rotatably connected with the locking blocks, and locking grooves are opened on both sides of the noise reduction seat.

[0011] Preferably, the locking block is rotatably connected in the locking groove, and the thickness of the locking block is the same as the thickness of the locking groove.

[0012] Preferably, mounting blocks are provided on both sides of the noise reduction cover, a mounting frame is fixedly connected to the surface of the mounting blocks, and insect-proof nets are symmetrically provided on both sides of the mounting blocks, and the insect-proof nets are connected to the noise reduction cover by fixing screws.

[0013] Preferably, the noise reduction cover is provided with a cooling component, the cooling component includes a collecting trough, the collecting trough is opened at the top of the noise reduction cover, a drainage hole is opened at the bottom of the collecting trough, a collecting box is fixedly installed in the noise reduction cover, the collecting box is connected with the drainage hole, a delivery pipe is fixedly connected at the bottom of the collecting box, a central control water delivery rack is fixedly connected in the noise reduction cover, a water spray hole is opened on one side of the central control water delivery rack, a small water pump is fixedly installed on the central control water delivery rack, a water outlet of the small water pump is fixedly connected with the central control water delivery rack, a water inlet of the small water pump is fixedly connected with the delivery pipe, and a solenoid valve is fixedly connected on the delivery pipe.

[0014] Preferably, the collection box is fixedly connected with a water supply pipe, and the water spray hole is arranged toward the heat dissipation fins of the air conditioner outdoor unit.

[0015] Beneficial Effects

[0016] The utility model provides a noise reduction device for HVAC, which has at least the following beneficial effects compared with the prior art:

[0017] The noise reduction cover is installed by the cooperation between the positioning plate and the positioning groove. The noise generated by the air conditioner outdoor unit is absorbed by the noise reduction cover, and the noise is further absorbed by the cotton cover. The damping shock absorber at the bottom of the noise reduction seat can reduce noise and shock the air conditioner outdoor unit. When the air conditioner outdoor unit vibrates during use, the damping shock absorber can absorb the vibration and reduce the noise caused by vibration. Reducing noise can improve the comfort of use. Setting an insect-proof net can prevent external flying insects from entering the interior of the air conditioner outdoor unit and affecting the normal exhaust effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the locking assembly of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the noise reduction component of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the cooling component of the utility model.

[0022] In the figure: 1. Installation base; 2. Connection block; 3. Damping shock absorber; 4. Noise reduction seat; 5. Air conditioner outdoor unit; 6. Noise reduction component; 601. Connection plate; 602. Noise reduction cover; 603. Suction cotton sleeve; 604. Heat dissipation port; 605. Positioning groove; 606. Positioning plate; 7. Locking component; 701. Fixing block; 702. Locking block; 703. Locking groove; 8. Cooling component; 801. Collection trough; 802. Drain hole; 803. Collection box; 804. Solenoid valve; 805. Delivery pipe; 806. Small water pump; 807. Central control water delivery rack; 808. Water spray hole; 9. Installation block; 10. Installation frame; 11. Insect net. DETAILED DESCRIPTION

[0023] 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.

[0024] Embodiment 1:

[0025] See also Figure 1-4 The utility model provides a technical solution: a mounting base 1, a damping shock absorber 3 is symmetrically arranged on the upper surface of the mounting base 1, a noise reduction seat 4 is fixedly connected to the top of the damping shock absorber 3, an air conditioner outdoor unit 5 is placed on the noise reduction seat 4, connecting blocks 2 are symmetrically arranged on both sides of the mounting base 1, and a noise reduction component 6 is arranged on the noise reduction seat 4;

[0026] The noise reduction component 6 includes a connecting plate 601, which is symmetrically arranged on both sides of the noise reduction seat 4. A positioning plate 606 is fixedly connected to the top of the connecting plate 601, and a noise reduction cover 602 is plugged into the positioning plate 606. A positioning groove 605 is provided at the bottom of the noise reduction cover 602. A suction cotton sleeve 603 is fixedly connected inside the noise reduction cover 602, and heat dissipation ports 604 are provided on the surfaces of the suction cotton sleeve 603 and the noise reduction cover 602.

[0027] Analysis of the above content: by providing a noise reduction seat 4, a noise reduction cover 602, a suction cotton sleeve 603 and a damping shock absorber 3, the air-conditioning outdoor unit 5 is installed on the noise reduction seat 4, the noise reduction seat 4 adopts a noise reduction material plate, and the damping shock absorber 3 at the bottom of the noise reduction seat 4 can reduce noise and shock the air-conditioning outdoor unit 5. When the air-conditioning outdoor unit 5 vibrates during use, the damping shock absorber 3 can absorb the vibration and reduce the noise caused by the vibration. The suction cotton sleeve 603 adopts a sound-absorbing material to absorb the noise generated by the air outlet. This structure realizes the function of facilitating noise reduction. Reducing noise can improve the comfort of use.

[0028] Embodiment 2:

[0029] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the size of the positioning groove 605 is the same as the size of the positioning plate 606, and the suction cotton sleeve 603 and the noise reduction cover 602 are arranged in close contact.

[0030] Analyzing the above contents: the noise reduction cover 602 is installed by the cooperation between the positioning groove 605 and the positioning plate 606, and the noise reduction cover 602 and the suction cotton sleeve 603 are used to absorb the noise of the air conditioner outdoor unit 5.

[0031] Embodiment three:

[0032] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: a locking assembly 7 is arranged on the noise reduction seat 4, and the locking assembly 7 includes a fixing block 701, and the fixing blocks 701 are symmetrically arranged on both sides of the noise reduction cover 602. The bottom of the fixing block 701 is rotatably connected with the locking block 702, and locking grooves 703 are opened on both sides of the noise reduction seat 4.

[0033] Analyzing the above contents: the locking block 702 is rotated into the locking groove 703 , and the locking block 702 is limited by the locking groove 703 , so that the noise reduction cover 602 is fixed on the upper surface of the noise reduction seat 4 .

[0034] Embodiment 4:

[0035] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the locking block 702 is rotatably connected in the locking groove 703, and the thickness of the locking block 702 is the same as the thickness of the locking groove 703.

[0036] Analysis of the above content: The locking block 702 is limited by the locking groove 703 to prevent the noise reduction cover 602 from falling off the upper surface of the noise reduction seat 4.

[0037] Embodiment five:

[0038] See also Figure 1-4The utility model provides a technical solution based on the first embodiment: mounting blocks 9 are arranged on both sides of the noise reduction cover 602, mounting frames 10 are fixedly connected to the surfaces of the mounting blocks 9, and insect-proof nets 11 are symmetrically arranged on both sides of the mounting blocks 9, and the insect-proof nets 11 are connected to the noise reduction cover 602 by fixing screws.

[0039] Analysis of the above content: The mounting block 9 is installed by fixing screws, so that the mounting frame 10 is fixed on the surface of the noise reduction cover 602, and the mounting frame 10 is used to prevent flying insects from entering the noise reduction cover 602.

[0040] Embodiment six:

[0041] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: a cooling component 8 is provided on the noise reduction cover 602, and the cooling component 8 includes a collecting tank 801, the collecting tank 801 is opened on the top of the noise reduction cover 602, and a drainage hole 802 is opened at the bottom of the collecting tank 801. A collecting box 803 is fixedly installed in the noise reduction cover 602, and the collecting box 803 is connected to the drainage hole 802. A delivery pipe 805 is fixedly connected to the bottom of the collecting box 803. A central control water delivery rack 807 is fixedly connected in the noise reduction cover 602, and a water spray hole 808 is opened on one side of the central control water delivery rack 807. A small water pump 806 is fixedly installed on the central control water delivery rack 807, and the water outlet of the small water pump 806 is fixedly connected to the central control water delivery rack 807, and the water inlet of the small water pump 806 is fixedly connected to the delivery pipe 805, and a solenoid valve 804 is fixedly connected on the delivery pipe 805. The collecting box 803 is fixedly connected with a water supply pipe, and the water spray hole 808 is arranged toward the heat dissipation fins of the air conditioner outdoor unit 5.

[0042] Analysis of the above content: Rainwater flows through the drainage hole 802 into the collection box 803 for collection. When the temperature is high, the delivery pipe 805 draws the water out of the collection box 803, and the small water pump 806 delivers the water to the central control water delivery rack 807 to be sprayed out from the water spray hole 808, thereby cooling the cooling fins of the air conditioner outdoor unit 5 and improving the heat exchange effect between the cooling fins and the air, thereby reducing the speed of the compressor and reducing the noise.

[0043] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A noise reduction device for HVAC, characterized in that: include: A mounting base (1), wherein a damping shock absorber (3) is symmetrically arranged on the upper surface of the mounting base (1), a noise reduction seat (4) is fixedly connected to the top of the damping shock absorber (3), an air conditioner outdoor unit (5) is placed on the noise reduction seat (4), connecting blocks (2) are symmetrically arranged on both sides of the mounting base (1), and a noise reduction component (6) is arranged on the noise reduction seat (4); The noise reduction component (6) comprises a connecting plate (601), wherein the connecting plate (601) is symmetrically arranged on both sides of the noise reduction seat (4), a positioning plate (606) is fixedly connected to the top of the connecting plate (601), a noise reduction cover (602) is plugged onto the positioning plate (606), a positioning groove (605) is provided at the bottom of the noise reduction cover (602), a suction cotton sleeve (603) is fixedly connected inside the noise reduction cover (602), and heat dissipation ports (604) are provided on the surfaces of the suction cotton sleeve (603) and the noise reduction cover (602).

2. A noise reduction device for HVAC according to claim 1, characterized in that: The size of the positioning groove (605) is the same as that of the positioning plate (606), and the suction cotton sleeve (603) is arranged in close contact with the noise reduction cover (602).

3. A noise reduction device for HVAC according to claim 1, characterized in that: The noise reduction seat (4) is provided with a locking assembly (7), the locking assembly (7) comprising a fixing block (701), the fixing block (701) being symmetrically arranged on both sides of the noise reduction cover (602), the bottom of the fixing block (701) being rotatably connected with the locking block (702), and locking grooves (703) being provided on both sides of the noise reduction seat (4).

4. A noise reduction device for HVAC according to claim 3, characterized in that: The locking block (702) is rotatably connected in the locking groove (703), and the thickness of the locking block (702) is the same as the thickness of the locking groove (703).

5. The HVAC noise reduction device according to claim 1, characterized in that: Mounting blocks (9) are arranged on both sides of the noise reduction cover (602), and mounting frames (10) are fixedly connected to the surfaces of the mounting blocks (9). Insect-proof nets (11) are symmetrically arranged on both sides of the mounting blocks (9), and the insect-proof nets (11) are connected to the noise reduction cover (602) via fixing screws.

6. A noise reduction device for HVAC according to claim 1, characterized in that: The noise reduction cover (602) is provided with a cooling component (8), the cooling component (8) comprising a collecting trough (801), the collecting trough (801) being opened at the top of the noise reduction cover (602), the bottom of the collecting trough (801) being provided with a drainage hole (802), a collecting box (803) being fixedly installed in the noise reduction cover (602), the collecting box (803) being connected to the drainage hole (802), the bottom of the collecting box (803) being fixedly connected to a conveying pipe (805), A central control water delivery rack (807) is fixedly connected inside the noise reduction cover (602), a water spray hole (808) is opened on one side of the central control water delivery rack (807), a small water pump (806) is fixedly installed on the central control water delivery rack (807), a water outlet of the small water pump (806) is fixedly connected to the central control water delivery rack (807), a water inlet of the small water pump (806) is fixedly connected to a delivery pipe (805), and a solenoid valve (804) is fixedly connected on the delivery pipe (805).

7. A noise reduction device for HVAC according to claim 6, characterized in that: The collection box (803) is fixedly connected to a water supply pipe, and the water spray hole (808) is arranged toward the heat dissipation fins of the air conditioner outdoor unit (5).

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