Heat exchange air inlet device of air source heat pump
By designing an air source heat pump air inlet device including servo motor, screw and U-shaped rod, the problem of garbage blockage in high wind environments is solved, effectively clean up the garbage on the filter, and the practicality of the equipment is improved.
Patent Information
- Application Number
- CN202420249830.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-01
- Publication Date
- 2025-02-21
- Estimated Expiration
- 2034-02-01
AI Technical Summary
In strong winds, garbage such as leaves and plastic bags are easily blown to the air inlet of the air source heat pump, resulting in the equipment being unable to be used normally, and the existing filter is easily blocked and cannot be effectively cleaned.
An air source heat pump heat exchange and air inlet device is designed, including a fixed plate, a servo motor, a screw, an L-shaped plate, a bearing, a moving plate, a U-shaped rod and a cylinder. The servo motor drives the screw to clean the moving plate and U-shaped rod. Filter the garbage on the net.
Effectively clean up the garbage on the filter in a strong wind environment to avoid blockage, and improve the practicality and normal operation capabilities of the air source heat pump.
Smart Images
Figure CN222514157U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of air source heat pumps, in particular to a heat exchange and air inlet device for an air source heat pump. Background Art
[0002] The air source heat pump is mainly composed of an evaporator, a compressor, a condenser and an expansion valve. When the air source heat pump is working, the evaporator absorbs heat from the environment, and the compressor inhales low-temperature and low-pressure medium gas, which is compressed by the compressor into a high-pressure gas state, enters the condenser, and the high-temperature medium releases heat to produce hot water. After passing through the expansion valve, it becomes a low-temperature and low-pressure gas, enters the evaporator, absorbs heat, and then enters the compressor for high-temperature compression to start the next round of heating production.
[0003] In the prior art, in windy environments, garbage such as leaves and plastic bags are easily blown to the air inlet of the air source heat pump and enter the interior of the air source heat pump, causing the air source heat pump to be unable to be used normally and reducing the practicality of the air source heat pump.
[0004] In order to solve the above problem, the existing technology is to install a filter at the air inlet. However, larger garbage such as plastic bags are easily adsorbed on the filter at the air inlet, which prevents wind from entering the interior of the air source heat pump and makes the air source heat pump unable to be used normally. Utility Model Content
[0005] The utility model is to solve the shortcomings in the prior art and propose an air source heat pump heat exchange air inlet device.
[0006] In order to achieve the above-mentioned objectives, the utility model adopts the following technical scheme: an air source heat pump heat exchange air inlet device, comprising an air source heat pump body, one side of the air source heat pump body is fixedly connected to two pipes, the upper surface of the air source heat pump body is fixedly connected to two mutually symmetrical air inlet pipes, the end of the air inlet pipe away from the air source heat pump body is fixedly connected to a filter, the upper surface of the air source heat pump body is provided with a cleaning device, the cleaning device comprises a fixed plate, the fixed plate is fixedly connected to the air source heat pump body, the surface of the fixed plate is fixedly connected to a servo motor, the output end of the servo motor is fixedly connected to a screw, the end of the screw away from the servo motor is provided with an L-shaped plate, the L-shaped plate is fixedly connected to the air source heat pump body, the movable plate is fixedly connected to a U-shaped rod corresponding to the filter, and the U-shaped rod is in contact with the filter.
[0007] The effect achieved by the above components is: in an environment such as strong winds, when a plastic bag blocks the filter of the air inlet duct, the servo motor on the fixed plate is turned on, the servo motor drives the screw to rotate, and the screw drives the movable plate and the U-shaped rod to move, and the U-shaped rod cleans the plastic bags and other garbage on the filter. The cleaning device achieves the effect of cleaning the surface of the filter, avoiding the situation where the filter is blocked by plastic bags and other garbage, thereby improving the practicality of the air source heat pump body.
[0008] Preferably, two mutually symmetrical limiting rods are slidably inserted on the surface of the movable plate, and both ends of the limiting rods are fixedly connected to the air source heat pump body.
[0009] The effects achieved by the above components are: by setting the limit rod, the moving direction of the moving plate is limited, the rotation of the moving plate is prevented, and the stability of the movement of the moving plate is improved.
[0010] Preferably, a bearing is provided on one side of the L-shaped plate, an inner ring of the bearing is fixedly connected to the screw rod, and an outer ring of the bearing is fixedly connected to the L-shaped plate.
[0011] The effects achieved by the above components are: the stability of the screw rotation is improved by arranging the bearing, thereby preventing the screw from rotating.
[0012] Preferably, both ends of the movable plate are fixedly connected with a cylinder, and the output end of the cylinder is fixedly connected with a scraper, the cross-section of the scraper is "U"-shaped, and the inner wall of the scraper is in contact with the U-shaped rod.
[0013] The effect achieved by the above components is: after the U-shaped rod cleans the plastic bag off the filter net and moves the U-shaped rod to the edge of the air source heat pump body, the cylinder is opened and the cylinder brings the scraper to clean the plastic bag off the U-shaped plate.
[0014] Preferably, a supporting device is provided at the corresponding pipeline of the air source heat pump body, and the supporting device includes a pad, and the pad is fixedly connected to one side of the air source heat pump body, and two symmetrical guide tubes are fixedly connected to the upper surface of the pad at the corresponding pipeline, and the end of the guide tube away from the pad is slidably connected to a guide rod, and the end of the guide rod away from the guide tube is fixedly connected to a support plate, the cross-section of the support plate is arc-shaped, and bolts are threadedly inserted on the surface of the guide tube, and a plurality of circular holes are evenly opened on the arc surface of the guide rod, and the size of the circular holes is adapted to the size of the bolts.
[0015] The effect achieved by the above components is: before using the air source heat pump body, the external pipe is connected to the pipe on the air source heat pump body through a flange, and then the guide rod is pulled, and the guide rod slides inside the guide tube. The guide rod supports the external pipe with the support plate, and then the bolt is turned and inserted into the round hole of the guide rod, thereby achieving the effect of fixing the support plate and the guide rod. The support device achieves the effect of supporting the external pipe, thereby avoiding bending at the connection between the two pipes.
[0016] Preferably, a rubber pad is fixedly connected to a side of the support plate away from the guide rod, and the size of the rubber pad is matched with the size of the support plate.
[0017] The effect achieved by the above components is: by arranging the rubber pad, the external pipeline is protected to avoid wear between the support plate and the external pipeline.
[0018] Preferably, one side of the two guide rods close to each other is fixedly connected with a same handle, and the surface of the handle is provided with anti-slip grooves.
[0019] The effect achieved by the above components is: by setting the handle, it is convenient for the staff to move the guide rod and the support plate, which brings convenience to the staff.
[0020] Preferably, a pull rope is fixedly connected to one side of the bolt, and one end of the pull rope is fixedly connected to the surface of the guide tube.
[0021] The effect achieved by the above components is: by setting the pull rope, the maximum displacement of the bolt is limited, thereby preventing the bolt from falling when not in use.
[0022] In summary, the beneficial effects of the utility model are:
[0023] In windy environments, when a plastic bag blocks the filter of the air inlet duct, turn on the servo motor on the fixed plate, the servo motor drives the screw to rotate, and the screw drives the movable plate and the U-shaped rod to move. The U-shaped rod cleans the plastic bags and other garbage on the filter. The cleaning device can clean the surface of the filter, avoiding the situation where the filter is blocked by plastic bags and other garbage, thereby improving the practicality of the air source heat pump body. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0025] Figure 2 It is a three-dimensional structural schematic diagram of the cleaning device of the utility model;
[0026] Figure 3 It is a three-dimensional structural schematic diagram of the cylinder of the utility model;
[0027] Figure 4 It is a three-dimensional structural schematic diagram of the supporting device of the utility model.
[0028] Legend: 1. Air source heat pump; 2. Air inlet pipe; 3. Filter; 4. Cleaning device; 41. Fixed plate; 42. Servo motor; 43. Screw; 44. L-shaped plate; 45. Bearing; 46. Moving plate; 47. U-shaped rod; 48. Limit rod; 49. Cylinder; 410. Scraper; 5. Support device; 51. Guide tube; 52. Guide rod; 53. Support plate; 54. Round hole; 55. Bolt; 56. Pull rope; 57. Rubber pad; 58. Handle; 59. Pad. DETAILED DESCRIPTION
[0029] Reference Figure 1-4 As shown, the present embodiment discloses an air source heat pump heat exchange air inlet device, comprising an air source heat pump body 1, two pipes are fixedly connected to one side of the air source heat pump body 1, two symmetrical air inlet pipes 2 are fixedly connected to the upper surface of the air source heat pump body 1, a filter screen 3 is fixedly connected to one end of the air inlet pipe 2 away from the air source heat pump body 1, a cleaning device 4 is provided on the upper surface of the air source heat pump body 1, and a supporting device 5 is provided at the corresponding pipe of the air source heat pump body 1.
[0030] Reference Figure 1-4 As shown, the cleaning device 4 includes a fixed plate 41, which is fixedly connected to the air source heat pump body 1, a servo motor 42 is fixedly connected to the surface of the fixed plate 41, a screw 43 is fixedly connected to the output end of the servo motor 42, an L-shaped plate 44 is arranged at one end of the screw 43 away from the servo motor 42, the L-shaped plate 44 is fixedly connected to the air source heat pump body 1, and a U-shaped rod 47 is fixedly connected to the movable plate 46 corresponding to the filter 3, and the U-shaped rod 47 fits the filter 3. In the environment of strong wind, when the filter 3 of the air inlet pipe 2 is blocked by a plastic bag, the servo motor 42 on the fixed plate 41 is turned on, the servo motor 42 rotates with the screw 43, the screw 43 moves with the movable plate 46 and the U-shaped rod 47, and the U-shaped rod 47 cleans the garbage such as the plastic bag on the filter 3, and the cleaning device 4 achieves the effect of cleaning the surface of the filter 3, avoiding the situation that the filter 3 is blocked by garbage such as plastic bags, thereby improving the practicality of the air source heat pump body 1.
[0031] Reference Figure 1-4As shown, two symmetrical limit rods 48 are slidably inserted on the surface of the movable plate 46, and both ends of the limit rods 48 are fixedly connected to the air source heat pump body 1. By setting the limit rods 48, the effect of limiting the moving direction of the movable plate 46 is achieved, the movable plate 46 is prevented from rotating, and the stability of the movement of the movable plate 46 is improved. A bearing 45 is provided on one side of the L-shaped plate 44, the inner ring of the bearing 45 is fixedly connected to the screw 43, and the outer ring of the bearing 45 is fixedly connected to the L-shaped plate 44. The bearing 45 is provided to improve the stability of the rotation of the screw 43 and prevent the screw 43 from rotating. Both ends of the movable plate 46 are fixedly connected to the cylinder 49, and the output end of the cylinder 49 is fixedly connected to the scraper 410, the cross-section of the scraper 410 is "U"-shaped, and the inner wall of the scraper 410 fits with the U-shaped rod 47. After the U-shaped rod 47 cleans the plastic bag on the filter screen 3 and moves the U-shaped rod 47 to the edge of the air source heat pump body 1, the cylinder 49 is opened, and the cylinder 49 brings the scraper 410 to clean the plastic bag on the U-shaped plate.
[0032] Reference Figure 1-4 As shown, the supporting device 5 includes a pad 59, which is fixedly connected to one side of the air source heat pump body 1. Two symmetrical guide tubes 51 are fixedly connected to the upper surface of the pad 59 corresponding to the pipeline. The end of the guide tube 51 away from the pad 59 is slidably connected to a guide rod 52, and the end of the guide rod 52 away from the guide tube 51 is fixedly connected to a support plate 53. The cross-section of the support plate 53 is arc-shaped, and bolts 55 are threadedly inserted on the surface of the guide tube 51. A plurality of circular holes 54 are evenly opened on the arc surface of the guide rod 52, and the size of the circular hole 54 is adapted to the size of the bolt 55. Before using the air source heat pump body 1, the external pipeline is connected to the pipeline on the air source heat pump body 1 through a flange, and then the guide rod 52 is pulled, and the guide rod 52 slides inside the guide tube 51. The guide rod 52 supports the external pipeline with the support plate 53, and then the bolt 55 is turned, and the bolt 55 is inserted into the circular hole 54 of the guide rod 52, so as to achieve the effect of fixing the support plate 53 and the guide rod 52. The support device 5 achieves the effect of supporting the external pipeline, thereby avoiding bending at the connection between the two pipelines.
[0033] Reference Figure 1-4As shown, a rubber pad 57 is fixedly connected to the side of the support plate 53 away from the guide rod 52, and the size of the rubber pad 57 is adapted to the size of the support plate 53. By providing the rubber pad 57, the effect of protecting the external pipeline is achieved, and the wear of the support plate 53 and the external pipeline is avoided. The same handle 58 is fixedly connected to the side where the two guide rods 52 are close to each other, and the surface of the handle 58 is provided with anti-slip grooves. By providing the handle 58, the effect of facilitating the staff to move the guide rod 52 and the support plate 53 is achieved, which brings convenience to the staff. A pull rope 56 is fixedly connected to one side of the bolt 55, and one end of the pull rope 56 is fixedly connected to the surface of the guide tube 51. By providing the pull rope 56, the effect of limiting the maximum displacement of the bolt 55 is achieved, and the bolt 55 is prevented from falling when not in use.
[0034] Working principle: in windy environments, when a plastic bag blocks the filter 3 of the air inlet pipe 2, turn on the servo motor 42 on the fixed plate 41, and the servo motor 42 drives the screw 43 to rotate. The bearing 45 on the L-shaped plate 44 improves the stability of the rotation of the screw 43. The screw 43 drives the movable plate 46 and the U-shaped rod 47 to move, and the U-shaped rod 47 cleans the plastic bags and other garbage on the filter 3. When the U-shaped rod 47 moves to the edge of the air source heat pump body 1, turn on the cylinder 49, and the cylinder 49 drives the scraper 410 to clean the plastic bags on the U-shaped plate. The cleaning device 4 achieves the effect of cleaning the surface of the filter 3, thereby avoiding the situation where the filter 3 is blocked by plastic bags and other garbage, thereby improving the practicality of the air source heat pump body 1.
[0035] Before using the air source heat pump body 1, the external pipeline is connected to the pipeline on the air source heat pump body 1 through the flange, and then the handle 58 is pulled. The handle 58 slides with the guide rod 52 inside the guide tube 51. The guide rod 52 carries the support plate 53 and supports the external pipeline with the help of the rubber pad 57. Then the bolt 55 is turned and the bolt 55 is inserted into the round hole 54 of the guide rod 52, thereby achieving the effect of fixing the support plate 53 and the guide rod 52. The pull rope 56 achieves the effect of limiting the maximum displacement of the bolt 55. The support device 5 achieves the effect of supporting the external pipeline to avoid bending at the connection between the two pipelines.
Claims
1. An air source heat pump heat exchange air intake device, comprising an air source heat pump body (1), characterized in that: Two pipes are fixedly connected to one side of the air source heat pump body (1); two mutually symmetrical air inlet pipes (2) are fixedly connected to the upper surface of the air source heat pump body (1); one end of the air inlet pipe (2) away from the air source heat pump body (1) is fixedly connected to a filter (3); a cleaning device (4) is provided on the upper surface of the air source heat pump body (1); the cleaning device (4) comprises a fixed plate (41) and a movable plate (46); the fixed plate (41) is fixedly connected to the air source heat pump body (1); a servo motor (42) is fixedly connected to the surface of the fixed plate (41); a screw (43) is fixedly connected to the output end of the servo motor (42); an L-shaped plate (44) is provided at one end of the screw (43) away from the servo motor (42); the L-shaped plate (44) is fixedly connected to the air source heat pump body (1); a U-shaped rod (47) is fixedly connected to the movable plate (46) at a position corresponding to the filter (3); the U-shaped rod (47) fits the filter (3).
2. The air source heat pump heat exchange air inlet device according to claim 1, characterized in that: Two mutually symmetrical limiting rods (48) are slidably inserted on the surface of the movable plate (46), and both ends of the limiting rods (48) are fixedly connected to the air source heat pump body (1).
3. The air source heat pump heat exchange air inlet device according to claim 1, characterized in that: A bearing (45) is provided on one side of the L-shaped plate (44); an inner ring of the bearing (45) is fixedly connected to the screw rod (43); and an outer ring of the bearing (45) is fixedly connected to the L-shaped plate (44).
4. The air source heat pump heat exchange air inlet device according to claim 1, characterized in that: Both ends of the movable plate (46) are fixedly connected to a cylinder (49), and the output end of the cylinder (49) is fixedly connected to a scraper (410). The scraper (410) has a "U"-shaped cross section, and the inner wall of the scraper (410) is in contact with the U-shaped rod (47).
5. The air source heat pump heat exchange air inlet device according to claim 1, characterized in that: A support device (5) is provided at a location corresponding to the pipeline of the air source heat pump body (1), and the support device (5) comprises a pad (59), the pad (59) being fixedly connected to one side of the air source heat pump body (1), and two mutually symmetrical guide tubes (51) being fixedly connected to the upper surface of the pad (59) at a location corresponding to the pipeline, and a guide rod (52) is slidably connected to one end of the guide tube (51) away from the pad (59), and a support plate (53) is fixedly connected to one end of the guide rod (52) away from the guide tube (51), and the support plate (53) has an arc-shaped cross section, and bolts (55) are threadedly inserted on the surface of the guide tube (51), and a plurality of circular holes (54) are evenly opened on the circular surface of the guide rod (52), and the size of the circular holes (54) matches the size of the bolts (55).
6. The air source heat pump heat exchange air inlet device according to claim 5, characterized in that: A rubber pad (57) is fixedly connected to one side of the support plate (53) away from the guide rod (52), and the size of the rubber pad (57) is adapted to the size of the support plate (53).
7. The air source heat pump heat exchange air intake device according to claim 5, characterized in that: The two guide rods (52) are fixedly connected to a same handle (58) on one side close to each other, and the surface of the handle (58) is provided with anti-slip grooves.
8. The air source heat pump heat exchange air inlet device according to claim 5, characterized in that: A pull rope (56) is fixedly connected to one side of the bolt (55), and one end of the pull rope (56) is fixedly connected to the surface of the guide tube (51).