CN114963629A

CN114963629A - Ultra-low temperature air energy heat pump unit defrosting system

Info

Publication number: CN114963629A
Application number: CN202210591612.7A
Authority: CN
Inventors: 陈勇; 欧阳坤; 张会军; 魏剑平; 孙平; 胡丽娟; 吴辉
Original assignee: Hefei Rongshida Solar Energy Co ltd
Current assignee: Hefei Rongshida Solar Energy Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-08-30
Anticipated expiration: 2042-05-27
Also published as: CN114963629B

Abstract

The invention discloses an ultra-low temperature air energy heat pump unit defrosting system which comprises a heat pump unit body, wherein connecting grooves are formed in two sides of the heat pump unit body, connecting blocks are movably connected in the connecting grooves, a heating fan is fixedly connected in the heat pump unit body, a fixed rod is fixedly connected in a cavity, the cavity is formed in the heat pump unit body, a connecting through groove is formed in the lower end of the connecting groove, the lower end of the connecting through groove extends into a water storage cavity, and an ejector rod is fixedly connected in the connecting through groove; through the leading-in air guide hose of hot-blast leading-in that will heat the fan production, blow in hot water to the surface of heat pump machine fin in order to reach the effect of changing the frost by changing the frost shower nozzle again, lift up T type shrouding through the ejector pin and make the water source finally flow in to the retaining intracavity store can, can discharge the rivers of retaining intracavity through opening the drainage tap, prevent to lead to the pedestrian to appear falling the condition because ground freezes.

Description

Ultra-low temperature air energy heat pump unit defrosting system

Technical Field

The invention relates to the technical field of heat pump machine defrosting, in particular to an ultralow temperature air energy heat pump unit defrosting system.

Background

An air source heat pump is an energy-saving device which utilizes high-level energy to enable heat to flow from low-level heat source air to a high-level heat source, is a form of heat pump, and as the name suggests, the heat pump is similar to a pump and can convert low-level heat energy which cannot be directly utilized into high-level heat energy which can be utilized, thereby achieving the purpose of saving partial high-level energy.

If the chinese patent of publication No. CN215809451U, it discloses an air can heat pump set of ability quick defrosting, belongs to air can heat pump equipment technical field, and this can change air can heat pump set of frost fast includes the base, the mounting groove has been seted up to the upper surface of base, the inside grafting of mounting groove has the installation piece, and this can change air can heat pump set of frost fast sets up through the cooperation setting of air can heat pump set case and trick lock, and the supporting of mounting groove and installation piece sets up during the use, can be the air can heat pump set case quick safe install in the base, and the setting of fixed block and backup pad can conveniently support dismantlement internal plant.

However, the above scheme has the following disadvantages: current air can heat pump machine water source that the in-process of defrosting produced often directly discharges subaerially, and when the weather was comparatively cold, the phenomenon of freezing can appear in the water that discharges into to subaerial, can appear falling down the condition when the pedestrian through the road surface that freezes, leads to the pedestrian to appear the condition such as be injured, for this reason, we release an ultra-low temperature air can heat pump set system of defrosting.

Disclosure of Invention

The invention aims to provide a defrosting system of an ultralow temperature air energy heat pump unit, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

an ultra-low temperature air energy heat pump unit defrosting system comprises a heat pump unit body, wherein connecting grooves are respectively formed in two sides of the heat pump unit body, connecting blocks are movably connected in the connecting grooves, a connecting cavity is formed in the upper end of each connecting block, one end of each connecting cavity is fixedly connected with a defrosting nozzle, one end of each defrosting nozzle, which is far away from the connecting cavity, extends out of the connecting block, one end of each connecting cavity, which is far away from the defrosting nozzle, is fixedly connected with an air guide hose, one end of each air guide hose, which is far away from the connecting cavity, is guided by a plurality of groups of fixing rods and movable rods and then is connected with a heating fan, the heating fan is fixedly connected in the heat pump unit body, the fixing rods are fixedly connected in cavities, the cavities are arranged in the heat pump unit body, the movable rods are movably connected in the cavities, water storage cavities are formed in the lower ends of the connecting blocks, and water guide pipes are movably connected in the connecting blocks, one end, close to the air guide hose, of the water guide pipe extends into the water storage cavity, one end, close to the air guide hose, of the water guide pipe is fixedly connected with a T-shaped rod, the T-shaped rod is movably connected into a limiting cavity, the limiting cavity is formed in the connecting block, a first spring is fixedly connected into the limiting cavity, and the other end of the first spring is fixedly connected with the T-shaped rod;

it leads to the groove to have seted up two sets of drainage in the water storage chamber lower extreme, and is two sets of the drainage is led to and is equipped with T type shutoff board between the groove, the fixed stopper that has cup jointed in the T type shutoff board outside, the stopper slips in the slip intracavity, the slip chamber is seted up in the connecting block, the second spring has been cup jointed in the T type shutoff board outside, second spring one end and slip chamber fixed connection, the other end and stopper fixed connection, T type shutoff board lower extreme stretches out the connecting block, it connects logical groove to have seted up in the spread groove lower extreme, it stretches into to the retaining intracavity to connect logical groove lower extreme, it is connected with the ejector pin to connect logical inslot fixedly connected with.

Preferably, the motors are fixedly connected in the two ends of the connecting block, the gears are fixedly connected at the output ends of the motors and are slidably connected in the guide grooves, the guide grooves are formed in the connecting grooves, a plurality of groups of teeth are formed in the guide grooves, and the gears are meshed with the teeth.

Preferably, it is two sets of equal fixedly connected with heat pump machine fin in the relative face of spread groove, connect the interior fixedly connected with filter of through groove, the spread groove is kept away from and is seted up a plurality of groups of through-holes in the heat pump machine fin one end, the equal fixedly connected with response piece of lower extreme on the guide way, heat pump machine body one side fixedly connected with drainage cock, drainage cock one end stretches into to the retaining intracavity.

Preferably, the two ends of the movable rod are slidably connected in the sliding grooves, the sliding grooves are formed in the cavities, third springs are fixedly connected in the sliding grooves, and the other ends of the third springs are fixedly connected with the movable rod.

Compared with the prior art, the invention has the beneficial effects that: leading-in to the air guide hose in through the hot-blast leading-in that will heat the fan production, blow in hot water to the surface of heat pump machine fin in order to reach the effect of changing the frost by changing the frost shower nozzle again, simultaneously under the drive of two sets of motors, the connecting block can drive the frosting surface that changes the frost shower nozzle and make whole heat pump machine fin fully melt from top to bottom slow movement, make the aqueduct contact with heat pump machine fin surface all the time through first spring, frosting after melting this moment can be through air duct income to the water storage intracavity, it can finally flow into the water storage intracavity and store to lift up messenger's water source through the ejector pin with T type shrouding, can discharge the rivers of water storage intracavity through opening drainage tap, prevent to lead to the condition that the pedestrian appears falling owing to freezing on ground.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

FIG. 4 is a schematic cross-sectional view of a connecting block according to the present invention;

FIG. 5 is a schematic perspective sectional view of a connecting block according to the present invention;

FIG. 6 is a schematic view showing the installation position of the faucet according to the present invention.

In the figure: 1. a heat pump body; 2. connecting grooves; 3. a filter plate; 4. a top rod; 5. connecting the through grooves; 6. a water conduit; 7. an air guide hose; 8. a third spring; 9. a connecting cavity; 10. teeth; 11. connecting blocks; 12. a defrosting nozzle; 13. a chute; 14. a heating fan; 15. an electric motor; 16. a cavity; 17. a gear; 18. a water storage cavity; 19. fixing the rod; 20. a movable rod; 21. a heat pump fin; 22. a through hole; 23. a guide groove; 24. a water storage cavity; 25. a sliding connection cavity; 26. a T-shaped plugging plate; 27. a limiting block; 28. a second spring; 29. a water drainage through groove; 30. a limiting cavity; 31. a first spring; 32. a T-shaped rod; 33. an induction block; 34. a water discharge faucet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

example 1:

an ultra-low temperature air energy heat pump unit defrosting system comprises a heat pump unit body 1, connecting grooves 2 are formed in two sides of the heat pump unit body 1, connecting blocks 11 are movably connected in the connecting grooves 2, a connecting cavity 9 is formed in the upper end of each connecting block 11, a defrosting nozzle 12 is fixedly connected to one end of each connecting cavity 9, one end of each defrosting nozzle 12, far away from the corresponding connecting cavity 9, extends out of the corresponding connecting block 11, hot air is sent into the corresponding connecting cavity 9 through an air guide hose 7, the hot air in the corresponding connecting cavity 9 is blown to the surface of a heat pump unit fin 21 through the corresponding defrosting nozzle 12 to achieve a defrosting effect, one end, far away from the defrosting nozzle 12, of each connecting cavity 9 is fixedly connected with the corresponding air guide hose 7, one end, far away from the corresponding connecting cavity 9, of the corresponding air guide hose 7, far away from the corresponding connecting cavity 9, is guided by a plurality of fixing rods 19 and movable rods 20 and then connected with a heating fan 14, the heating fan 14 is in a camel-NSB-200 specific type, the air guide hose 7 respectively penetrates through the fixing rods 19 and the movable rods 20 in an S-type, the air guide hose 7 is a high-temperature-resistant silicone hose, the heating fan 14 is fixedly connected in the heat pump machine body 1, the fixing rod 19 is fixedly connected in the cavity 16, and the cavity 16 is arranged in the heat pump machine body 1;

the movable rod 20 is movably connected in the cavity 16, a water storage cavity 24 is formed in the lower end of the connecting block 11, a water guide pipe 6 is movably connected in the connecting block 11, one end, close to the air guide hose 7, of the water guide pipe 6 extends into the water storage cavity 24, one end, close to the air guide hose 7, of the water guide pipe 6 is fixedly connected with a T-shaped rod 32, the T-shaped rod 32 is movably connected in a limiting cavity 30, the limiting cavity 30 is formed in the connecting block 11, a first spring 31 is fixedly connected in the limiting cavity 30, the other end of the first spring 31 is fixedly connected with the T-shaped rod 32, the defrosting nozzle 12 melts frosting on the heat pump fin 21 along with upward movement of the connecting block 11, and meanwhile the water guide pipe 6 arranged on the lower side of the defrosting nozzle 12 collects frosting melted on the surface of the heat pump fin 21 into the water storage cavity 24;

two groups of water drainage through grooves 29 are formed in the lower end of the water storage cavity 24, a T-shaped plugging plate 26 is arranged between the two groups of water drainage through grooves 29, under the normal state, the T-shaped plugging plate 26 can plug the two groups of water drainage through grooves 29 under the action of the elastic force of a second spring 28, a limiting block 27 is fixedly sleeved on the outer side of the T-shaped plugging plate 26, the limiting block 27 is connected in a sliding connection cavity 25 in a sliding connection mode, the sliding connection cavity 25 is arranged in the connecting block 11, a second spring 28 is sleeved on the outer side of the T-shaped plugging plate 26, one end of the second spring 28 is fixedly connected with the sliding connection cavity 25, the other end of the second spring 28 is fixedly connected with the limiting block 27, the lower end of the T-shaped plugging plate 26 extends out of the connecting block 11, a connecting through groove 5 is formed in the lower end of the connecting groove 2, the lower end of the connecting through groove 5 extends into the water storage cavity 18, a push rod 4 is fixedly connected in the connecting through groove 5, the push rod 4 can push the T-shaped plugging plate 26 upwards, and the limiting block 27 moves upwards along the sliding connection cavity 25 and compresses the second spring 28, after the T-shaped blocking plate 26 is lifted upwards, the water stored in the water storage cavity 24 is discharged into the water storage cavity 18 through the two sets of water discharge through grooves 29.

Example 2:

on the basis of embodiment 1, in order to enable the connecting block 11 to move up and down in a working state and enable the movable rod 20 to fold the air guide hose 7, the motors 15 are fixedly connected in the two ends of the connecting block 11, the output ends of the motors 15 are fixedly connected with the gears 17, the gears 17 are slidably connected in the guide grooves 23, the guide grooves 23 are formed in the connecting grooves 2, a plurality of sets of teeth 10 are formed in the guide grooves 23, the gears 17 are meshed with the teeth 10, two sets of motors 15 are turned on, the two sets of motors 15 synchronously rotate to drive the gears 17 connected with the output ends to start to rotate, and the two sets of connecting blocks 11 synchronously move upwards due to the fact that the gears 17 are meshed with the teeth 10 in the guide grooves 23;

two sets of connecting groove 2 equal fixedly connected with heat pump machine fin 21 in the relative face, connect fixedly connected with filter 3 in logical groove 5, filter 3 can filter the rivers that emit into in the water storage chamber 18 in the use, connecting groove 2 is kept away from and is seted up a plurality of groups of through-hole 22 in heat pump machine fin 21 one end, through-hole 22 can dispel the heat to heat pump machine fin 21, the equal fixedly connected with response piece 33 of lower extreme on the guide way 23, the concrete QL-05N that taiwan Yangming electric machinery limited company produced of response piece 33, movable rod 20 both ends sliding connection is in spout 13, spout 13 is seted up in cavity 16, fixedly connected with third spring 8 in spout 13, the third spring 8 other end and movable rod 20 fixed connection, heat pump body 1 one side fixedly connected with drainage cock 34, drainage cock 34 one end stretches into in the water storage chamber 18, can discharge the water source in the water storage chamber 18 through opening drainage cock 34.

Working principle, when in use, the heat pump machine body 1 is in operation, the heat pump machine fins 21 arranged at two ends of the heat pump machine body can generate frosting phenomenon, when the heat pump machine fins 21 need to be defrosted, the heating fan 14 is turned on at the moment to convert outside air into hot air to be input into the two groups of air guide hoses 7, the hot air enters the connecting cavity 9 along the air guide hoses 7, the hot air in the connecting cavity 9 blows to the surfaces of the heat pump machine fins 21 through the defrosting nozzle 12 to achieve the defrosting effect, the two groups of motors 15 are turned on, the two groups of motors 15 synchronously rotate to drive the gear 17 connected with the output ends of the gears to start rotating, as the gear 17 is meshed with the teeth 10 in the guide groove 23, the two groups of connecting blocks 11 synchronously move upwards at the moment, the defrosting nozzle 12 melts the frosting on the heat pump machine fins 21 along with the upward movement of the connecting blocks 11, and the water guide pipe 6 arranged at the lower side of the defrosting nozzle 12 collects the frosting melted surfaces of the heat pump machine fins 21 into the water storage cavity 24 of the first layer;

meanwhile, under the elastic force of the first spring 31, the water guide pipe 6 is always in contact with the surface of the heat pump fin 21, so that the water drops after defrosting can be better collected into the water storage cavity 24, meanwhile, in the process that the connecting block 11 is upward, the air guide hose 7 connected to one side of the connecting block is driven to synchronously move upward, since the air guide hose 7 passes through the movable rods 20 and the fixed rods 19, respectively, when the air guide hose 7 is pulled upward, the plurality of groups of movable rods 20 move upward along the slide grooves 13, and the third spring 8 is compressed, when the gear 17 moves to the upper side of the guide groove 23 and contacts with the induction block 33, the two sets of motors 15 rotate in opposite directions and drive the gear 17 connected with the output end to rotate synchronously, at this time, the two sets of connecting blocks 11 start to move downwards, the hot air sprayed by the defrosting nozzle 12 is used for defrosting the surface of the heat pump machine fin 21 again;

when the connecting block 11 moves to the lower side of the connecting groove 2 and the gear 17 is in contact with the sensing block 33 on the lower side, at the moment, the motor 15 stops rotating, the ejector rod 4 can eject the T-shaped blocking plate 26 upwards, at the moment, the limiting block 27 moves upwards along the sliding connection cavity 25 and compresses the second spring 28, after the T-shaped blocking plate 26 is lifted upwards, a water source stored in the water storage cavity 24 can be discharged into the water storage cavity 18 through the two groups of water discharging through grooves 29, at the same time, under the action of the elastic force of the third spring 8, the movable rod 20 moves downwards along the sliding groove 13 and folds the air guide hose 7 again, at the moment, defrosting of the surface of the heat pump fin 21 is completed, and when defrosting needs to be performed again, the two groups of motors 15 are restarted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ultra-low temperature air can heat pump set defrosting system, includes heat pump machine body (1), its characterized in that: the heat pump machine is characterized in that connecting grooves (2) are formed in two sides of the heat pump machine body (1), connecting blocks (11) are movably connected in the connecting grooves (2), connecting cavities (9) are formed in the upper ends of the connecting blocks (11), one ends of the connecting cavities (9) are fixedly connected with defrosting nozzles (12), one ends, far away from the connecting cavities (9), of the defrosting nozzles (12) extend out of the connecting blocks (11), one ends, far away from the defrosting nozzles (12), of the connecting cavities (9) are fixedly connected with air guide hoses (7), one ends, far away from the connecting cavities (9), of the air guide hoses (7) are guided by a plurality of groups of fixing rods (19) and movable rods (20) and then are connected with heating fans (14), the heating fans (14) are fixedly connected in the heat pump machine body (1), the fixing rods (19) are fixedly connected in the cavities (16), and the cavities (16) are formed in the heat pump machine body (1), the movable rod (20) is movably connected into the cavity (16), a water storage cavity (24) is formed in the lower end of the connecting block (11), a water guide pipe (6) is movably connected into the connecting block (11), one end, close to the air guide hose (7), of the water guide pipe (6) extends into the water storage cavity (24), one end, close to the air guide hose (7), of the water guide pipe (6) is fixedly connected with a T-shaped rod (32), the T-shaped rod (32) is movably connected into a limiting cavity (30), the limiting cavity (30) is formed in the connecting block (11), a first spring (31) is fixedly connected into the limiting cavity (30), and the other end of the first spring (31) is fixedly connected with the T-shaped rod (32);

two groups of water drainage through grooves (29) are arranged in the lower end of the water storage cavity (24), a T-shaped plugging plate (26) is arranged between the two groups of water drainage through grooves (29), the outer side of the T-shaped plugging plate (26) is fixedly sleeved with a limiting block (27), the limiting block (27) is connected in the sliding connection cavity (25) in a sliding way, the sliding connection cavity (25) is arranged in the connecting block (11), the outer side of the T-shaped plugging plate (26) is sleeved with a second spring (28), one end of the second spring (28) is fixedly connected with the sliding connection cavity (25), the other end is fixedly connected with the limiting block (27), the lower end of the T-shaped plugging plate (26) extends out of the connecting block (11), a connecting through groove (5) is arranged in the lower end of the connecting groove (2), the lower end of the connecting through groove (5) extends into the water storage cavity (18), and the connecting through groove (5) is internally and fixedly connected with an ejector rod (4).

2. The ultra-low temperature air energy heat pump unit defrosting system of claim 1, which is characterized in that: fixedly connected with motor (15) in connecting block (11) both ends, motor (15) output end fixedly connected with gear (17), gear (17) sliding connection is in guide way (23), guide way (23) are seted up in spread groove (2), a plurality of sets of tooth (10) have been seted up in guide way (23), gear (17) and tooth (10) intermeshing.

3. The ultra-low temperature air energy heat pump unit defrosting system of claim 1, characterized in that: two sets of equal fixedly connected with heat pump machine fin (21) in spread groove (2) relative face, connect through groove (5) internal fixedly connected with filter (3), heat pump machine fin (21) one end is kept away from in spread groove (2) has seted up a plurality of groups through-hole (22), the equal fixedly connected with of lower extreme responds to piece (33) on guide way (23), heat pump machine body (1) one side fixedly connected with drainage cock (34), drainage cock (34) one end stretches into to in water storage chamber (18).

4. The ultra-low temperature air energy heat pump unit defrosting system of claim 1, which is characterized in that: the utility model discloses a cavity, including movable rod (20), spout (16), spout (13), third spring (8) other end and movable rod (20) fixed connection, movable rod (20) both ends sliding connection is in spout (13), spout (13) are seted up in cavity (16), fixedly connected with third spring (8) in spout (13).