CN212673555U

CN212673555U - Air source heat pump with deicing function

Info

Publication number: CN212673555U
Application number: CN202021033620.2U
Authority: CN
Inventors: 王珂; 王小军
Original assignee: Hebei Huahang New Energy Development Group Co ltd
Current assignee: Hebei Huahang New Energy Development Group Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-03-09
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses an air source heat pump with deicing function, be in including quick-witted case, evaporimeter, compressor, condenser, expansion valve and the setting that connects gradually through circulation pipeline the deicing mechanism of machine incasement portion, the evaporimeter passes through the fixed setting of support and is in chassis bottom, two deicing mechanism symmetry sets up the evaporimeter both sides, deicing mechanism is including generating heat frame and lead screw, generate heat the frame edge the lead screw slides, it is provided with a plurality of mutual parallel arrangement's the strip that generates heat to generate heat the frame inboard, it is provided with two fans to generate heat the frame outside, the evaporimeter below is provided with the water collector, the water collector outside is provided with the handle. The utility model discloses a set up deicing mechanism, the fan blows hot-air to the evaporator surface to melt the ice on evaporator surface, the below is provided with the water collector and collects the water that melts the production, has improved the heat exchange efficiency of evaporator in severe cold weather, and then reduces air source heat pump energy consumption.

Description

Air source heat pump with deicing function

Technical Field

The utility model relates to an energy equipment technical field especially relates to an air source heat pump with deicing function.

Background

When the air source heat pump works, carbon dioxide or other harmful gases are not discharged, the damage to the environment is small, and the air source heat pump is more environment-friendly compared with coal-fired and gas-fired heating, so that the air source heat pump is more and more applied to rural heating. The evaporator of the air source heat pump needs to be exposed in the external environment so as to absorb heat energy in the air, so that the working efficiency of the air source heat pump is greatly influenced by external environment factors, the northern winter is cold, the pipeline and the fin surface of the evaporator are easy to frost or even freeze, the frost can obstruct the surface of the evaporator from contacting with the air to influence heat exchange, and the working efficiency of the air source heat pump is greatly reduced. The existing air source heat pump deicing mode is to deice through the energy of hot water in the water storage tank, the deicing time is long, the hot water using the water storage tank can influence indoor heating, water flow after deicing can freeze below the evaporator, and the ice layer becomes thicker and is difficult to clean.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air source heat pump with deicing function to above-mentioned prior art not enough.

In order to solve the above problems, the utility model adopts the following technical proposal:

an air source heat pump with a deicing function comprises a case, an evaporator, a compressor, a condenser and an expansion valve which are sequentially connected with one another through a circulation pipeline in the case, wherein a water inlet pipe and a water outlet pipe are arranged on the condenser, the deicing mechanism is arranged in the case, the evaporator is fixedly arranged at the bottom of the case through a support, the two deicing mechanisms are symmetrically arranged on two sides of the evaporator, the deicing mechanism comprises a heating frame and a lead screw, the heating frame slides along the lead screw, the lead screw is vertically arranged in the case, bearing seats are arranged at two ends of the lead screw, the top end of the lead screw is connected with an output shaft of a motor, the motor and the bearing seats are fixedly arranged above the evaporator through a support plate, a plurality of heating strips which are arranged in parallel are arranged on the inner side of the heating frame, and two fans are arranged on the outer side, a water receiving tray is arranged below the evaporator, and a handle is arranged on the water receiving tray.

Further, the evaporimeter include the framework with set up in the evaporimeter body in the framework, the vertical direction in both sides of framework all is provided with two bosss, the frame that generates heat is including setting up in two horizontal poles and the two risers of the left and right sides of upper and lower both sides, the horizontal pole middle part be provided with lead screw complex screw hole, be provided with on the riser with boss sliding fit's spout.

Furthermore, the two ends of each heating strip are provided with fixing holes, screws are arranged in the fixing holes, and the heating strips are fixedly arranged on the corresponding cross rods through the screws.

Furthermore, the number of the supports is two, the two supports are respectively arranged on the left side and the right side of the evaporator, a through hole is formed in the bottom of each support, the water receiving tray penetrates through the through hole and is arranged below the evaporator, the water receiving tray slides along the bottom of the case, a square hole is formed in the side face of the case, the handle penetrates through the square hole and is arranged outside the case, and the size of the square hole is smaller than that of the handle.

Furthermore, a ventilation opening is formed in one side, close to the evaporator, of the case, two fans are arranged at the top of the case, a protective cover is arranged outside each fan, an upper cover is arranged on each protective cover, and the upper covers are hinged to the upper portions of the protective covers through rotating shafts.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the utility model discloses an evaporimeter both sides are provided with deicing mechanism, the during operation can be fast with the freezing of evaporimeter surface and melt, the thermal efficiency of air source heat pump has been improved, motor and screw drive generate heat the frame and remove, can be through the control motor rotational speed and then the control the removal rate that generates heat the frame, the motor just reverses and can make the frame that generates heat reciprocate, be convenient for clear away to the ice sheet of different thickness, the evaporimeter bottom is provided with the water collector, can connect greatly and transport the ice sheet and melt the water that produces, the through-hole direction that the water collector set up on through the evaporimeter bottom support, through the square hole location on the handle that sets up on the water collector and the quick-witted case lateral wall, can accurately put to the evaporimeter below, moreover, the steam generator.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken in the direction B-B of FIG. 2;

fig. 4 is a schematic structural view of another aspect of an embodiment of the present invention;

FIG. 5 is a sectional view taken along line A-A of FIG. 4;

fig. 6 is a schematic view of an evaporator and a deicing mechanism according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a heating rack according to an embodiment of the present invention.

In the figure: 1. a chassis; 2. an evaporator; 3. a compressor; 4. a condenser; 401. a water inlet pipe; 402. a water outlet pipe; 5. an expansion valve; 6. a circulation line; 7. a deicing mechanism; 8. a support; 9. a heating frame; 10. a lead screw; 11. a bearing seat; 12. a motor; 13. a heating bar; 14. a fan; 15. a water pan; 16. a handle; 17. a cross bar; 18. a vertical plate; 19. a boss; 20. a chute; 21. a fixing hole; 22. a through hole; 23. a square hole; 24. a vent; 25. a fan; 26. a shield; 27. an upper cover; 28. a rotating shaft.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-7, for a specific embodiment of the air source heat pump with deicing function of the present invention, comprising a case 1, an evaporator 2, a compressor 3, a condenser 4 and an expansion valve 5 sequentially connected inside the case 1 through a circulation pipeline 6, wherein the condenser 4 is provided with a water inlet pipe 401 and a water outlet pipe 402, and further comprising a deicing mechanism 7 disposed inside the case 1, the evaporator 2 is fixedly disposed at the bottom of the case 1 through a bracket 8, two deicing mechanisms 7 are symmetrically disposed at two sides of the evaporator 2, the deicing mechanism 7 comprises a heating rack 9 and a lead screw 10, the heating rack 7 slides along the lead screw 10, the lead screw 10 is vertically disposed inside the case 1, bearing seats 11 are disposed at two ends of the lead screw 10, the top end of the lead screw 10 is connected with an output shaft of a motor 12, the motor 12 and the bearing seats 11 are fixedly disposed above the evaporator 2 through a support plate, the heating device is characterized in that a plurality of heating strips 13 which are arranged in parallel are arranged on the inner side of the heating frame 9, two fans 14 are arranged on the outer side of the heating frame 9, a water receiving tray 15 is arranged below the evaporator 2, and a handle 16 is arranged on the water receiving tray 15.

Further, the evaporator 2 includes the framework and set up in the last evaporator body of framework, the vertical direction in framework both sides all is provided with two bosss 19, the frame 9 that generates heat is including setting up in two horizontal poles 17 and two risers 18 of the left and right sides of upper and lower both sides, horizontal pole 17 middle part be provided with lead screw 10 complex screw hole, be provided with on the riser 18 with 19 sliding fit's of boss spout 20. The heating frame 9 is in sliding fit with the boss 19 through the sliding groove 20, and the heating frame 9 plays a role in guiding when sliding up and down along the evaporator 2. The arrangement range of the heating strips 13 on the heating rack 9 is the same as the width of the evaporator 2, otherwise, the ice on the surface of the evaporator 2 cannot be completely removed.

Further, the heating bar is characterized in that fixing holes 21 are formed in two ends of the heating bar 13, screws are arranged in the fixing holes, and the heating bar 13 is fixedly arranged on the corresponding cross rod 17 through the screws.

The utility model discloses be provided with deicing mechanism 7 in the evaporimeter both sides and be used for getting rid of the evaporimeter surface and freeze, deicing mechanism 7 is including generating heat frame 9 and lead screw 10, and lead screw 10 runs through two horizontal poles 17 about generating heat frame 9, is provided with on the horizontal pole 17 with lead screw 10 matched with screw hole, and motor 12 drives lead screw 10 and rotates for it can follow lead screw 10 and slide from top to bottom to generate heat frame 9. When the deicing is needed, a plurality of heating strips 13 fixed in the heating frame 9 are used for generating heat, two fans 14 on the outer side of the heating frame 9 blow the heat to the surface of the evaporator 2, so that the ice on the surface of the evaporator 2 is melted, the heating frame 9 can slide up and down along the screw rod 10, and the ice on one side of the evaporator 2 can be completely removed.

The water that produces after the ice on the evaporimeter 2 melts flows to water collector 15 below, takes out water collector 15 and can fall the water of depositing in the inside, avoids once more freezing in evaporimeter 2 bottom.

Further, two supports 8 are provided, the two supports 8 are respectively arranged on the left side and the right side of the evaporator 2, a through hole 22 is formed in the bottom of each support 8, the water pan 15 penetrates through the through hole 22 and is arranged below the evaporator 2, the water pan 15 slides along the bottom of the case 1, a square hole 23 is formed in the side face of the case 1 and used for drawing out the water pan 15, and the size of the square hole 23 is smaller than that of the handle 16.

The water collector 15 can connect greatly and transport the water that melts the production, the width dimension of water collector 15 is close with the size through the through-hole 22 that sets up on the 2 bottom supports of evaporimeter to make water collector 15 can lead through-hole 22 when pulling out or putting into, when water collector 15 was put into to the tram, the handle 16 and the quick-witted case 1 lateral wall butt that set up on the water collector 15 played limiting displacement, made water collector 15 can accurately put to the position under evaporimeter 2.

Furthermore, a vent 24 is formed in one side of the case 1 close to the evaporator 2, two fans 25 are arranged at the top of the case 1, a shield 26 is arranged outside the fans 25, an upper cover 27 is arranged on the shield 26, and the upper cover 27 is hinged above the shield 26 through a rotating shaft 28.

The utility model discloses be provided with upper cover 27 on guard shield 26, can cover upper cover 27 when not using, avoid debris to get into inside quick-witted case 1 from the top.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. An air source heat pump with a deicing function comprises a case (1), an evaporator (2), a compressor (3), a condenser (4) and an expansion valve (5) which are sequentially connected with one another through a circulating pipeline (6) in the case (1), wherein a water inlet pipe (401) and a water outlet pipe (402) are arranged on the condenser (4), the air source heat pump is characterized by further comprising deicing mechanisms (7) arranged in the case (1), the evaporator (2) is fixedly arranged at the bottom of the case (1) through a support (8), the two deicing mechanisms (7) are symmetrically arranged on two sides of the evaporator (2), each deicing mechanism (7) comprises a heating frame (9) and a lead screw (10), the heating frame (9) slides along the lead screw (10), the lead screw (10) is vertically arranged in the case (1), and bearing seats (11) are arranged at two ends of the lead screw (10), lead screw (10) top and motor (12) output shaft, motor (12) and bearing frame (11) are in through the fixed setting of backup pad evaporator (2) top, it is provided with a plurality of mutual parallel arrangement's heating strip (13) to generate heat frame (9) inboard, it is provided with two fans (14) to generate heat frame (9) outside, evaporator (2) below is provided with water collector (15), be provided with handle (16) on water collector (15).

2. The air source heat pump with the deicing function according to claim 1, wherein the evaporator (2) comprises a frame body and an evaporator body arranged on the frame body, two bosses (19) are arranged in the vertical direction on two sides of the frame body, the heating rack (9) comprises two cross rods (17) arranged on the upper side and the lower side and two vertical plates (18) arranged on the left side and the right side, a threaded hole matched with the lead screw (10) is arranged in the middle of each cross rod (17), and a sliding groove (20) in sliding fit with the bosses (19) is arranged on each vertical plate (18).

3. The air source heat pump with the deicing function according to claim 2, wherein fixing holes (21) are formed in two ends of the heating bar (13), screws are arranged in the fixing holes (21), and the heating bar (13) is fixedly arranged on the corresponding cross rod (17) through the screws.

4. The air source heat pump with the deicing function according to claim 1, wherein the number of the brackets (8) is two, the two brackets (8) are respectively arranged on the left side and the right side of the evaporator (2), a through hole (22) is formed in the bottom of each bracket (8), the water pan (15) is arranged below the evaporator (2) through the through hole (22), the water pan (15) slides along the bottom of the case (1), a square hole (23) is formed in the side face of the case (1), the handle (16) is arranged outside the case (1) through the square hole (23), and the size of the square hole (23) is smaller than that of the handle (16).

5. The air source heat pump with the deicing function according to claim 1, wherein a ventilation opening (24) is formed in one side, close to the evaporator (2), of the case (1), two fans (25) are arranged at the top of the case, a protective cover (26) is arranged outside the fans (25), an upper cover (27) is arranged on the protective cover (26), and the upper cover (27) is hinged above the protective cover (26) through a rotating shaft (28).