Heat exchanger for air conditioner outdoor unit

Abstract

The utility model relates to the technical field of air conditioner manufacturing, and discloses a heat exchanger for an air conditioner outdoor unit, which comprises an outer frame, a heat exchanger main body is mounted on the left side of the inner bottom wall of the outer frame, fixing blocks are mounted at the upper end and the lower end of the heat exchanger main body, and dust screens are fixedly connected to the front sides and the rear sides of the fixing blocks. A fixing rod is rotatably connected to the inner side of the fixing block, a rotating disc is fixedly connected to the right end of the fixing rod, a first motor is fixedly connected to the right end of the rotating disc, a belt is installed on the outer side of the rotating disc, and a brush is installed on the outer side of the belt. The dustproof net can prevent large dust particles from being attached to the heat exchanger, the motor is fixedly connected to the right end of the rotating disc, the belt is installed on the outer side of the rotating disc, the brush is installed on the outer side of the belt, and when small dust is attached to the heat exchanger, the motor can be started and rotates to drive the brush to move up and down; and bristles of the brush can clean dust on the heat exchanger.

Description

TECHNICAL FIELD

[0001] The utility model relates to air conditioner manufacturing technical field especially relates to a heat exchanger for air conditioner outdoor unit. BACKGROUND

[0002] Air conditioner is air conditioner, it is a kind of equipment for adjusting indoor temperature, humidity, cleanliness and air flow speed parameter, air conditioner outdoor unit as the important component of air conditioning system, mainly undertakes the key functions such as heat dissipation, compression.

[0003] The core components of air conditioner outdoor unit include compressor and heat exchanger, compressor is the core component of air conditioner outdoor unit, equivalent to the "heart" of air conditioner, its function is to compress the low-temperature low-pressure gaseous refrigerant into high-temperature high-pressure gaseous refrigerant, provides power for refrigeration or heating cycle, makes refrigerant circulate flow in air conditioning system, heat exchanger is also commonly known as condenser, in refrigeration mode, high-temperature high-pressure gaseous refrigerant exchanges heat with ambient air in heat exchanger, dissipates heat to air, makes gaseous refrigerant cool and condense into liquid refrigerant, in heating mode, its function is opposite, absorbs heat from ambient air, makes refrigerant evaporate into gas.

[0004] In prior art, compressor compresses low-temperature low-pressure gaseous refrigerant into high-temperature high-pressure gaseous refrigerant, then sends it into condenser, i.e. heat exchanger in outdoor unit, in condenser, high-temperature high-pressure gaseous refrigerant exchanges heat with ambient air, dissipates heat to air, itself cools and condenses into liquid refrigerant, liquid refrigerant is throttled and depressurized by throttling device, becomes low-temperature low-pressure liquid refrigerant, enters evaporator of indoor unit, in evaporator, low-temperature low-pressure liquid refrigerant absorbs heat of indoor air, evaporates into low-temperature low-pressure gaseous refrigerant, then returns to compressor, completes a refrigeration cycle, when refrigerant flows unstably in heat exchanger, flow noise is generated, large pipe diameter and multiple flow path design can cause uneven refrigerant distribution, local flow speed is too high to generate noise, installs muffler and sound insulation material on heat exchanger, reduces the propagation of noise, in prior art, air conditioner outdoor unit is exposed to outdoor environment, especially in places where air quality is relatively poor, long-term operation, dust is accumulated on the outside of heat exchanger, if not cleaned in time, it will seriously affect the heat exchange effect of air conditioner, make the subjective feeling of consumer to air conditioner become very poor, after a large amount of dust is accumulated on the outside of heat exchanger, energy consumption will also increase. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a heat exchanger for air conditioner outdoor unit, aims at improving the problem that in prior art, air conditioner outdoor unit is exposed to outdoor environment, especially in places where air quality is relatively poor, long-term operation, dust is accumulated on the outside of heat exchanger.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a heat exchanger for air conditioner outdoor unit, including the outer frame, the inner bottom wall left side of outer frame is installed heat exchanger main body, the upper and lower end of heat exchanger main body is installed fixed block, the front and rear side of fixed block is fixedly connected with dust screen, the inboard of fixed block is rotatably connected with fixed link, the right -hand member of fixed link is fixedly connected with carousel, the right -hand member of carousel is fixedly connected with motor one, the outside of carousel is installed belt, the outside of belt is installed brush, the left side of the outer wall of outer frame is equipped with draught hole, the right side of heat exchanger main body is installed cable in the lower part, the outside of cable is installed mounting block, the bottom left side of outer frame is connected with drain pipe, the front side of mounting block is fixedly connected with temperature sensor, the upper and lower end of mounting block is fixedly connected with fixed mechanism, and fixed mechanism is used to facilitate the temperature sensor of dismounting and fixed.

[0007] As a further description of the above technical solution:

[0008] The fixed mechanism includes a fixed sheet, the fixed sheet is fixedly connected to the upper and lower ends of the mounting block, the inner wall left side of the fixed sheet is fixedly connected with a clamping block, the middle part of the clamping block is provided with a sliding groove, the top of the clamping block is provided with a limiting block, the sliding groove is slidably connected with a rack, the left side of the rack is provided with a gear, the top end of the gear is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly connected with a knob, the inner wall of the fixed sheet is provided with a fixed column, a plurality of grooves are equidistantly formed on the fixed column, the end of the fixed column is fixedly connected with a plug, a plurality of threaded holes are formed in the bottom of the fixed sheet, and the inner side of the threaded hole is threadedly connected with a screw.

[0009] As a further description of the above technical solution:

[0010] The inner side of the mounting block is fixedly connected with a clamping block, and the outer wall of the clamping block is provided with a soft pad.

[0011] As a further description of the above technical solution:

[0012] The front side of the outer frame is provided with a protective cover, and the outer wall of the protective cover is threadedly connected with a second screw at four corners.

[0013] As a further description of the above technical solution:

[0014] The bottom of the outer frame is equidistantly provided with a tripod, and the top of the tripod is threadedly connected with a bolt.

[0015] As a further description of the above technical solution:

[0016] The outer wall right side of the outer frame is provided with an electric wire, and the outer wall of the electric wire is rotatably connected with an insulating sleeve.

[0017] As a further description of the above technical solutions:

[0018] The right end of the cable is provided with a joint, and the right end of the joint is fixedly connected with a chuck.

[0019] As a further description of the above technical solutions:

[0020] The rear side of the protective cover is provided with a second motor, and the output end of the second motor is fixedly connected with a fan.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the upper and lower ends of the heat exchanger body are provided with fixed blocks, the front and rear sides of the fixed blocks are fixedly connected with dust screens, the dust screens can block large dust particles from adhering to the heat exchanger, the inner side of the fixed block is rotatably connected with a fixed rod, the right end of the fixed rod is fixedly connected with a rotating disc, the right end of the rotating disc is fixedly connected with a motor, the outer side of the rotating disc is provided with a belt, and the outer side of the belt is provided with a brush; when small dust adheres to the heat exchanger, the motor can be started, the motor rotates to drive the brush to move up and down, and the bristles of the brush can clean the dust on the heat exchanger.

[0023] 2. In the utility model, the temperature sensor is adjusted to a specific position, the operator only needs to rotate the knob, the rack is inserted into the groove and clamped, and a stable connection is formed, without going through complicated operation steps, the demand of different diameters is considered, and it is ensured that the temperature sensor can flexibly adapt to different volumes of different parts, so that the overall operation is smooth and efficient. DRAWINGS

[0024] Figure 1 A perspective view of a heat exchanger for an air conditioner outdoor unit is provided in the utility model;

[0025] Figure 2 A front view of a heat exchanger for an air conditioner outdoor unit is provided in the utility model;

[0026] Figure 3 A side view of a heat exchanger for an air conditioner outdoor unit is provided in the utility model;

[0027] Figure 4 An internal structure schematic view of a heat exchanger for an air conditioner outdoor unit is provided in the utility model;

[0028] Figure 5 A partial structure schematic view of a heat exchanger for an air conditioner outdoor unit is provided in the utility model;

[0029] Figure 6 A fixed mechanism exploded view of a heat exchanger for an air conditioner outdoor unit is provided in the utility model.

[0030] Legend:

[0031] 1, outer frame; 2, fixing mechanism; 201, fixing sheet; 202, fixing column; 203, plug; 204, knob; 205, connecting rod; 206, limiting block; 207, clamping block; 208, sliding groove; 209, rack; 210, screw; 211, threaded hole; 212, gear; 213, groove; 3, protective cover; 4, fan; 5, tripod; 6, drain pipe; 7, motor two; 8, bolt; 9, insulating sleeve; 10, electric wire; 11, ventilation hole; 12, fixing block; 13, dust screen; 14, rotating disc; 15, fixing rod; 16, brush; 17, belt; 18, motor one; 19, temperature sensor; 20, electric cable; 21, screw two; 22, joint; 23, chuck; 24, heat exchanger main body; 25, mounting block; 26, clamping block; 27, soft pad. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0033] Reference Figure 1 , Figure 2 and Figure 4The utility model provides an embodiment: a heat exchanger for air conditioner outdoor unit, including outer frame 1, generally by metal material such as steel sheet and aluminium alloy is made, have good strength and corrosion resistance, the shell not only plays the role of protection internal component, still can play certain sound insulation and heat insulation effect, the inner bottom wall left side of outer frame 1 is installed with heat exchanger main part 24, the upper and lower end of heat exchanger main part 24 is installed with fixed block 12, the front and back of fixed block 12 are fixedly connected with dust screen 13, the inboard of fixed block 12 is rotatably connected with fixed link 15, the right end of fixed link 15 is fixedly connected with turntable 14, the right end of turntable 14 is fixedly connected with motor one 18, the outside of turntable 14 is installed with belt 17, the outside of belt 17 is installed with brush 16, the upper and lower end of heat exchanger main part 24 is installed with fixed block 12, the front and back of fixed block 12 are fixedly connected with dust screen 13, dust screen 13 can block large dust particles and attach on heat exchanger main part 24, the inboard of fixed block 12 is rotatably connected with fixed link 15, the right end of fixed link 15 is fixedly connected with turntable 14, the right end of turntable 14 is fixedly connected with motor one 18, the outside of turntable 14 is installed with belt 17, the outside of belt 17 is installed with brush 16, when having small dust and attaching on heat exchanger main part 24, can start motor one 18, motor one 18 rotates and drives brush 16 to move up and down, and the bristles of brush 16 can clean the dust on heat exchanger main part 24, the left side of the outer wall of outer frame 1 is provided with vent hole 11, the right side of heat exchanger main part 24 is installed with cable 20 in the lower part, the outside of cable 20 is installed with mounting block 25, the left side of the bottom of outer frame 1 is communicated with drain pipe 6, the front of mounting block 25 is fixedly connected with temperature sensor 19, the upper and lower end of mounting block 25 is fixedly connected with fixed mechanism 2, and fixed mechanism 2 is used to conveniently detach and fix temperature sensor 19, the inboard of mounting block 25 is fixedly connected with clamping block 26, the outer wall of clamping block 26 is installed with soft pad 27, the front of outer frame 1 is installed with protective cover 3, and the outer wall four corner places of protective cover 3 are all screwd with screw nail two 21.

[0034] Specifically, the upper and lower ends of the heat exchanger main body 24 are provided with fixed blocks 12, the front and back of the fixed blocks 12 are fixedly connected with dust screens 13, the dust screens 13 can block large dust particles from adhering to the heat exchanger main body 24, the inboard of the fixed blocks 12 is rotatably connected with fixed links 15, the right end of the fixed links 15 is fixedly connected with turntables 14, the right end of the turntables 14 is fixedly connected with motors one 18, the outside of the turntables 14 is installed with belts 17, the outside of the belts 17 is installed with brushes 16, when small dust adheres to the heat exchanger main body 24, the motor one 18 can be started, the motor one 18 rotates and drives the brushes 16 to move up and down, and the bristles of the brushes 16 can clean the dust on the heat exchanger main body 24.

[0035] Referring to Figure 4 , Figure 5 andFigure 6 The fixing mechanism 2 comprises fixing plates 201 fixedly connected to the upper and lower ends of the mounting block 25, the inner wall left side middle upper part of the fixing plate 201 is fixedly connected with a clamping block 207, the middle part of the clamping block 207 is provided with a sliding slot 208, the top of the clamping block 207 is provided with a limiting block 206, the sliding slot 208 is slidably connected with a rack 209, the left side of the rack 209 is provided with a gear 212, the top end of the gear 212 is fixedly connected with a connecting rod 205, the top end of the connecting rod 205 is fixedly connected with a knob 204, the inner wall of the fixing plate 201 is provided with a fixed column 202, a plurality of grooves 213 are equidistantly arranged on the fixed column 202, the end of the fixed column 202 is fixedly connected with a plug 203, a plurality of threaded holes 211 are arranged on the bottom of the fixing plate 201, the inner side of the threaded hole 211 is screw-connected with a screw 210, the temperature sensor 19 is adjusted to a specific position, the operator only needs to rotate the knob 204, so that the rack 209 enters the groove 213 and is clamped, forming a stable connection, without going through complicated operation steps, considering the needs of different diameters, ensuring that the temperature sensor 19 can flexibly adapt to different volumes of different parts, making the overall operation smooth and efficient, the temperature sensor 19 is used for monitoring the outdoor environment temperature and condenser temperature parameters, converting the temperature signal into an electric signal and transmitting it to the control mainboard, so that the control mainboard adjusts the running state of the air conditioner according to the temperature change, the bottom of the outer frame 1 is equidistantly provided with a tripod 5, the top of the tripod 5 is screw-connected with a bolt 8, the outer wall right side of the outer frame 1 is provided with a wire 10, the outer wall of the wire 10 is rotatably connected with an insulating sleeve 9.

[0036] Specifically, the fixed sheet 201 is fixedly connected to the upper and lower ends of the mounting block 25, the inner wall left side middle upper part of the fixed sheet 201 is fixedly connected with the clamping block 207, the middle part of the clamping block 207 is provided with a sliding groove 208, the top of the clamping block 207 is provided with a limiting block 206, the sliding groove 208 is slidably connected with a rack 209, the left side of the rack 209 is provided with a gear 212, the top end of the gear 212 is fixedly connected with a connecting rod 205, the top end of the connecting rod 205 is fixedly connected with a knob 204, the inner wall of the fixed sheet 201 is provided with a fixed column 202, a plurality of grooves 213 are equidistantly arranged on the fixed column 202, the end of the fixed column 202 is fixedly connected with a plug 203, a plurality of threaded holes 211 are arranged on the bottom of the fixed sheet 201, the inner side of the threaded hole 211 is threadedly connected with a screw 210, the temperature sensor 19 is adjusted to a specific position, the operator only needs to rotate the knob 204, so that the rack 209 enters the groove 213 and is clamped, forming a stable connection, without going through complicated operation steps, considering the needs of different diameters, ensuring that the temperature sensor 19 can flexibly adapt to different volumes in different parts, making the overall operation smooth and efficient, the temperature sensor 19 is used for monitoring the outdoor environment temperature and condenser temperature parameter, converting the temperature signal into an electric signal and transmitting it to the control mainboard, so that the control mainboard adjusts the running state of the air conditioner according to the temperature change.

[0037] With reference to Figure 1 , Figure 2 and Figure 3 , the right end of the cable 20 is provided with a connector 22, the right end of the connector 22 is fixedly connected with a chuck 23, the rear side of the protective cover 3 is provided with a motor two 7, the output end of the motor two 7 is fixedly connected with a fan 4, the fan 4 can accelerate the flow of air, so that the air quickly passes through the heat exchanger main body 24, enhancing the heat exchange effect between the heat exchanger main body 24 and the air, improving the refrigeration and heating efficiency of the air conditioner.

[0038] Specifically, the rear side of the protective cover 3 is provided with a motor two 7, the output end of the motor two 7 is fixedly connected with a fan 4, the fan 4 can accelerate the flow of air, so that the air quickly passes through the heat exchanger main body 24, enhancing the heat exchange effect between the heat exchanger main body 24 and the air, improving the refrigeration and heating efficiency of the air conditioner.

[0039] Working principle: a kind of air conditioner outdoor unit heat exchanger, including frame 1, generally by metal material, such as steel plate and aluminum alloy, with good strength and corrosion resistance, shell not only plays the role of protection internal components, also can play certain sound insulation and heat insulation effect, the inner bottom wall left side of frame 1 is installed heat exchanger main body 24, the upper and lower ends of heat exchanger main body 24 are all installed fixed block 12, the front and rear sides of fixed block 12 are all fixedly connected with dust screen 13, the inner side of fixed block 12 is rotatably connected with fixed rod 15, the right end of fixed rod 15 is fixedly connected with rotating disc 14, the right end of rotating disc 14 is fixedly connected with motor one 18, the outer side of rotating disc 14 is installed belt 17, the outer side of belt 17 is installed brush 16, the upper and lower ends of heat exchanger main body 24 are all installed fixed block 12, the front and rear sides of fixed block 12 are all fixedly connected with dust screen 13, dust screen 13 can block large dust particles from adhering to heat exchanger main body 24, the inner side of fixed block 12 is rotatably connected with fixed rod 15, the right end of fixed rod 15 is fixedly connected with rotating disc 14, the right end of rotating disc 14 is fixedly connected with motor one 18, the outer side of rotating disc 14 is installed belt 17, the outer side of belt 17 is installed brush 16, when small dust adheres to heat exchanger main body 24, motor one 18 can be started, motor one 18 rotates to drive brush 16 to move up and down, the bristles of brush 16 can clean the dust on heat exchanger main body 24 clean;

[0040] The fixed sheet 201 is fixedly connected to the upper and lower ends of the mounting block 25, the inner wall left side middle upper portion of the fixed sheet 201 is fixedly connected with the clamping block 207, the middle portion of the clamping block 207 is provided with a sliding groove 208, the top of the clamping block 207 is provided with a limiting block 206, the sliding groove 208 is slidably connected with a rack 209, the left side of the rack 209 is provided with a gear 212, the top end of the gear 212 is fixedly connected with a connecting rod 205, the top end of the connecting rod 205 is fixedly connected with a knob 204, the inner wall of the fixed sheet 201 is provided with a fixed column 202, a plurality of grooves 213 are equidistantly formed on the fixed column 202, the distal end of the fixed column 202 is fixedly connected with a plug 203, a plurality of threaded holes 211 are formed in the bottom of the fixed sheet 201, the inner side of the threaded hole 211 is threadedly connected with a screw 210, the temperature sensor 19 is adjusted to a specific position, the operator only needs to rotate the knob 204, so that the rack 209 enters the groove 213 and is clamped, to form a stable connection, without going through complicated operation steps, considering the needs of different diameters, ensuring that the temperature sensor 19 can flexibly adapt to different volumes of different parts, making the overall operation smooth and efficient, the temperature sensor 19 is used for monitoring outdoor environment temperature, condenser temperature parameters, converting temperature signals into electrical signals and transmitting to the control mainboard, so that the control mainboard adjusts the running state of the air conditioner according to temperature changes.

[0041] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A heat exchanger for an air conditioner outdoor unit, comprising an outer frame (1), characterized in that: The inner bottom wall left side of the outer frame (1) is provided with a heat exchanger body (24), the upper and lower ends of the heat exchanger body (24) are provided with fixed blocks (12), the front and rear sides of the fixed blocks (12) are fixedly connected with dust screens (13), the inner side of the fixed block (12) is rotatably connected with a fixed rod (15), the right end of the fixed rod (15) is fixedly connected with a rotating disc (14), the right end of the rotating disc (14) is fixedly connected with a motor one (18), the outer side of the rotating disc (14) is provided with a belt (17), the outer side of the belt (17) is provided with a brush (16), the outer wall left side of the outer frame (1) is provided with a ventilation hole (11), the right side of the heat exchanger body (24) is provided with a cable (20), the outer side of the cable (20) is provided with a mounting block (25), the bottom left side of the outer frame (1) is communicated with a drain pipe (6), the front side of the mounting block (25) is fixedly connected with a temperature sensor (19), the upper and lower ends of the mounting block (25) are fixedly connected with a fixing mechanism (2), and the fixing mechanism (2) is used for conveniently dismounting and fixing the temperature sensor (19).

2. The heat exchanger for an outdoor unit of an air conditioner according to claim 1, characterized in that: The fixing mechanism (2) comprises fixed sheets (201), the fixed sheets (201) are fixedly connected to the upper and lower ends of the mounting block (25), the inner wall left side middle upper portion of the fixed sheet (201) is fixedly connected with a clamping block (207), the middle portion of the clamping block (207) is provided with a sliding groove (208), the top of the clamping block (207) is provided with a limiting block (206), the sliding groove (208) is slidably connected with a rack (209), the left side of the rack (209) is provided with a gear (212), the top end of the gear (212) is fixedly connected with a connecting rod (205), the top end of the connecting rod (205) is fixedly connected with a knob (204), the inner wall of the fixed sheet (201) is provided with a fixed column (202), a plurality of grooves (213) are equidistantly formed in the fixed column (202), the tail end of the fixed column (202) is fixedly connected with a plug (203), and a plurality of threaded holes (211) are formed in the bottom of the fixed sheet (201). The inner side of the threaded hole (211) is threadedly connected with a screw one (210).

3. The heat exchanger for an outdoor unit of an air conditioner according to claim 1, characterized in that: The inner side of the mounting block (25) is fixedly connected with a clamping block (26), and the outer wall of the clamping block (26) is provided with a soft pad (27).

4. The heat exchanger for an outdoor unit of an air conditioner according to claim 1, characterized in that: The front side of the outer frame (1) is provided with a protective cover (3), and the outer wall of the protective cover (3) is threadedly connected with a screw two (21) at four corners.

5. The heat exchanger for an outdoor unit of an air conditioner according to claim 1, characterized in that: The bottom of the outer frame (1) is equidistantly provided with a tripod (5), and the top of the tripod (5) is threadedly connected with a bolt (8).

6. The heat exchanger for an outdoor unit of an air conditioner according to claim 1, characterized in that: The outer wall right side of the outer frame (1) is provided with an electric wire (10), and the outer wall of the electric wire (10) is rotatably connected with an insulating sleeve (9).

7. The heat exchanger for an outdoor unit of an air conditioner according to claim 1, characterized in that: The right end of the cable (20) is provided with a connector (22), and the right end of the connector (22) is fixedly connected with a chuck (23).

8. The heat exchanger for an outdoor unit of an air conditioner according to claim 4, characterized in that: The rear side of the protective cover (3) is provided with a motor two (7), and the output end of the motor two (7) is fixedly connected with a fan (4).

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