CN219199368U - Air-cooled heat pump unit with defrosting function - Google Patents
Air-cooled heat pump unit with defrosting function Download PDFInfo
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- CN219199368U CN219199368U CN202320195768.3U CN202320195768U CN219199368U CN 219199368 U CN219199368 U CN 219199368U CN 202320195768 U CN202320195768 U CN 202320195768U CN 219199368 U CN219199368 U CN 219199368U
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Abstract
The utility model discloses an air-cooled heat pump unit with a defrosting function, which belongs to the technical field of air-cooled heat pump units and comprises a protective shell and an air-cooled heat pump unit body arranged in the protective shell, wherein the top of the protective shell is provided with a mounting groove, a heating cover is arranged in the mounting groove at the top of the protective shell, the top of the heating cover is provided with an air inlet, a sealing sleeve is fixedly connected in the air inlet into the heating cover, an air suction sleeve is slidably connected in the sealing sleeve, a plurality of air suction holes are formed in the outer walls around the air suction sleeve, a protective cover is arranged on the outer wall of one side of the protective shell, and a sealing plate is slidably connected in the protective cover. This air-cooled heat pump unit with defrosting function not only can effectively defrost air-cooled heat pump unit body, can the temperature in the protecting crust moreover, the air inlet and the speed of giving vent to anger in the automatically regulated protecting crust guarantee defrosting effect.
Description
Technical Field
The utility model belongs to the technical field of air-cooled heat pump units, and particularly relates to an air-cooled heat pump unit with a defrosting function.
Background
As the air-cooled heat pump chiller is used as the cold and heat source of the central air-conditioning system, the air-cooled heat pump chiller has the advantages of refrigerating in summer, heating by using outdoor air as a low-level heat source in winter, saving energy, no need of installing a cooling tower and the like, and is widely used. However, when the outside air temperature is low in winter, the temperature of the refrigerant pipe in the air side heat exchanger is lower than the outside temperature, condensed water is easy to separate out and frost is formed in the low-temperature environment of the outside, and the heating capacity of the air-cooled heat pump water chiller is reduced.
Reference is made to the Chinese patent grant: defrosting mechanism of air-cooled heat pump unit, authorized bulletin number: CN216977235U, this utility model, through the defrosting mechanism blow in the air-cooled heat pump unit outside air to heat the air when blowing in, thereby effectual increase air-cooled heat pump unit condenser pipe's temperature, thereby reach the mesh to air-cooled heat pump unit defrosting, and can filter the hot air when blowing in hot-blast, prevent to increase the speed of air-cooled heat pump unit laying dust. However, there is a certain defect in the use process, for example, air blown into the outer shell can be discharged to the outer shell through the side ventilation net and the positive ventilation net to circulate air, but the exhaust speed of the side ventilation net and the positive ventilation net is not adjustable, and in an environment with lower air temperature, the temperature loss in the outer shell can be too fast, so that the defrosting efficiency and the defrosting effect are affected.
Disclosure of Invention
The utility model aims to provide an air-cooled heat pump unit with a defrosting function, which aims to solve the problems that the side ventilation net and the positive ventilation net provided in the background art are not adjustable in exhaust speed, and the temperature loss in an outer shell is possibly too fast in an environment with low air temperature, so that defrosting efficiency and defrosting effect are affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an air-cooled heat pump unit with defrosting function, includes the protecting crust and installs the air-cooled heat pump unit body in the protecting crust, the mounting groove has been seted up at the top of protecting crust, and installs the heating mantle in the mounting groove at protecting crust top, the air inlet has been seted up at the top of heating mantle, and fixedly connected with sealed sleeve in the air inlet of heating mantle, sliding connection has the sleeve of breathing in the seal cover section of thick bamboo, a plurality of suction holes have all been seted up to the telescopic outer wall all around of breathing in, the protection casing is installed to one side outer wall of protecting crust, sliding connection has the closing plate in the protection casing, the radiating groove has been seted up to one side outer wall that protecting crust and closing plate laminate mutually.
In a further embodiment, the inner wall of the lower half part of the sealing sleeve is provided with an air suction fan, a supporting rod is fixedly connected in the sealing sleeve, and a stepping motor is arranged on the surface of the supporting rod.
In a further embodiment, the output end of the stepping motor is fixedly connected with a guide screw, and the outer wall of the guide screw is in threaded connection with a support sleeve fixedly connected with the air suction sleeve.
In a further embodiment, a driving motor is installed on the top wall of the inner cavity of the protective cover, a lifting screw is fixedly connected to the bottom of the output shaft of the driving motor, and a connecting block fixedly connected with the sealing plate is connected to the outer wall of the lifting screw through threads.
In a further embodiment, the inner walls of the two sides of the heating cover are fixedly connected with positioning rods, the surfaces of the positioning rods are movably connected with filter plates, and a plurality of electric heating pipes are arranged in the heating cover.
In a further embodiment, the outer walls of the two sides of the sealing plate are provided with rotating grooves, and the rotating grooves of the sealing plate are rotationally connected with limiting balls.
The utility model has the technical effects and advantages that:
this air-cooled heat pump unit with defrosting function drives lifting screw through driving motor and rotates to drive connecting block and closing plate and remove, seal the different positions of radiating groove on the protecting crust through the closing plate, can adjust the radiating rate of protecting crust, avoid in the lower environment of temperature, the temperature runs off too fast in the protecting crust.
The air cooling heat pump unit with the defrosting function can effectively defrost the air cooling heat pump unit body, can automatically adjust the air inlet and outlet speeds in the protecting shell and guarantee the defrosting effect.
Drawings
Fig. 1 is a schematic structural diagram of an air-cooled heat pump unit with defrosting function in an embodiment of the utility model;
FIG. 2 is a cross-sectional view of an air-cooled heat pump unit with defrost function in accordance with an embodiment of the present utility model;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is a cross-sectional view of a sealing sleeve in an embodiment of the utility model;
FIG. 5 is a cross-sectional view of a shield in an embodiment of the utility model;
fig. 6 is a schematic structural view of a sealing plate according to an embodiment of the present utility model.
In the figure: 1. a protective shell; 11. an air-cooled heat pump unit body; 12. a heating mantle; 13. a positioning rod; 14. a filter plate; 15. an electric heating tube; 16. a baffle; 2. a sealing sleeve; 21. an air suction fan; 22. a support rod; 23. a stepping motor; 24. a lead screw; 25. a support sleeve; 26. an air suction sleeve; 3. a protective cover; 31. a driving motor; 32. lifting screw rods; 33. a connecting block; 34. a sealing plate; 35. and limiting the ball.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
In an embodiment, in order to effectively defrost the air-cooled heat pump unit body 11, and adjust the flow of gas entering the heating hood 12 according to the actual use requirement, as shown in fig. 1 to 4, the air-cooled heat pump unit body 11 is installed in the protecting hood 1, the air-cooled heat pump unit body 11 is in the prior art, the structure of the air-cooled heat pump unit body is not described in detail herein, the back plate of the protecting hood 1 is a detachable structure, so that the air-cooled heat pump unit body 11 is convenient to disassemble and maintain, the top of the protecting hood 1 is provided with an installation groove, the installation groove at the top of the protecting hood 1 is welded with the heating hood 12, the inner walls at two sides of the heating hood 12 are fixedly connected with positioning rods 13 through bolts, the surfaces of the positioning rods 13 are movably connected with filter plates 14, a plurality of electric heating pipes 15 are installed in the heating hood 12 through bolts, the front outer wall of the heating hood 12 is provided with through grooves, the through grooves of the heating hood 12 are fixedly connected with baffle plates 16 through bolts, and the detachable baffle plates 16 are convenient to replace the filter plates 14;
the air inlet is formed in the top of the heating cover 12, the sealing sleeve 2 is fixedly welded in the air inlet of the heating cover 12, the air suction sleeve 26 is slidably connected in the sealing sleeve 2, a plurality of air suction holes are formed in the peripheral outer wall of the air suction sleeve 26, the air suction fan 21 is mounted on the inner wall of the lower half portion of the sealing sleeve 2 through bolts, the supporting rod 22 is fixedly welded in the sealing sleeve 2, the stepping motor 23 is mounted on the surface of the supporting rod 22 through bolts, the guide screw 24 is fixedly connected to the output end of the stepping motor 23 through a coupler, the supporting sleeve 25 fixedly connected with the air suction sleeve 26 is connected with the outer wall of the guide screw 24 through threads, a temperature sensor (not shown in the drawing) is mounted in the protecting shell 1, so that the temperature in the protecting shell 1 is monitored in real time, the outside air is sucked into the heating cover 12 through the air suction fan 21, the air is heated through the electric heating pipe 15 in the heating cover 12, hot air is conveyed into the protecting shell 1 again, the air cooling heat pump body 11 is defrosted, the movable air suction sleeve 26 is mounted through bolts, the quantity of the air suction holes of the sealing sleeve 2 can be flexibly adjusted according to the requirement, and the quantity of the air suction holes in the protecting shell 2 can be flexibly adjusted, and the defrosting heating effect is guaranteed.
In order to adjust the radiating rate of the protective housing 1, avoid in the lower environment of temperature, the temperature loss is too fast in the protective housing 1, as shown in fig. 1, 5 and 6, the left side outer wall of protective housing 1 is fixed with protection casing 3 through the bolt, sliding connection has closing plate 34 in protection casing 3, the radiating groove has been seted up to one side outer wall that protection casing 1 and closing plate 34 are laminated mutually, and the exhaust groove has been seted up to one side outer wall that protection casing 1 was kept away from to protection casing 3, install the dust screen in the exhaust groove of protection casing 3, driving motor 31 is installed through the bolt to the roof of the inner chamber of protection casing 3, the bottom of driving motor 31's output shaft is through shaft coupling fixedly connected with lifting screw 32, lifting screw 32's outer wall threaded connection has with closing plate 34 fixed connection's connecting block 33, the both sides outer wall of closing plate 34 has all been seted up the rotary groove, and the rotary groove internal rotation of closing plate 34 has spacing ball 35, the limit chute that supplies spacing ball 35 to slide is all been seted up to the both sides inner wall of protection casing 3, can be more smooth in protection casing 3, it rotates to drive lifting screw 32 through driving motor 31, thereby drive lifting screw 34 and closing plate 34 and move, the temperature loss to the sealing plate 1 can be avoided in the protective housing 1 through the low temperature loss of the sealing plate 1 through the sealing plate 34, the temperature adjustment is realized in the protective housing.
The control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming by a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and circuit connection in detail.
Working principle:
this air-cooled heat pump unit with defrosting function, when using, when need carrying out the defrosting to air-cooled heat pump unit body 11, start suction fan 21 and electric heating pipe 15, suction fan 21 is with external air suction heating cover 12 in, electric heating pipe 15 heats the air, carry hot-blast to in the protecting crust 1 again, carry out defrosting operation to air-cooled heat pump unit body 11, start step motor 23 simultaneously, drive lead screw 24 and rotate, lead screw 24 drives suction sleeve 26 through supporting sleeve 25 and removes, according to the defrosting demand, carry out nimble adjustment to the quantity of the suction hole that extends sealed sleeve 2, thereby adjust the gas flow who gets into in the heating cover 12, thereby guarantee defrosting effect.
The driving motor 31 is started, the driving motor 31 drives the lifting screw 32 to rotate, and accordingly the connecting block 33 and the sealing plate 34 are driven to move, different positions of the heat dissipation grooves in the protective shell 1 are sealed through the sealing plate 34, the heat dissipation speed of the protective shell 1 is adjusted, and the problem that defrosting effect is affected due to too high temperature loss in the protective shell 1 in a low-temperature environment is avoided.
Finally, it should be noted that: the foregoing is merely preferred and is not intended to limit the utility model.
Claims (6)
1. Air-cooled heat pump set with defrosting function, including protecting crust (1) and install air-cooled heat pump set body (11) in protecting crust (1), its characterized in that:
the top of the protective shell (1) is provided with a mounting groove, a heating cover (12) is arranged in the mounting groove at the top of the protective shell (1), the top of the heating cover (12) is provided with an air inlet, and the air inlet into the heating cover (12) is fixedly connected with a sealing sleeve (2);
the sealing sleeve (2) is connected with an air suction sleeve (26) in a sliding manner, a plurality of air suction holes are formed in the outer walls of the periphery of the air suction sleeve (26), and a protective cover (3) is arranged on the outer wall of one side of the protective shell (1);
the protective cover (3) is connected with a sealing plate (34) in a sliding mode, and a radiating groove is formed in the outer wall of one side, which is attached to the sealing plate (34), of the protective shell (1).
2. An air-cooled heat pump unit with defrosting function as set forth in claim 1, wherein:
the inner wall of the lower half part of the sealing sleeve (2) is provided with an air suction fan (21), a supporting rod (22) is fixedly connected in the sealing sleeve (2), and the surface of the supporting rod (22) is provided with a stepping motor (23).
3. An air-cooled heat pump unit with defrosting function as claimed in claim 2, wherein:
the output end of the stepping motor (23) is fixedly connected with a guide screw (24), and the outer wall of the guide screw (24) is in threaded connection with a support sleeve (25) fixedly connected with an air suction sleeve (26).
4. An air-cooled heat pump unit with defrosting function as set forth in claim 1, wherein:
the top wall of the inner cavity of the protective cover (3) is provided with a driving motor (31), the bottom of an output shaft of the driving motor (31) is fixedly connected with a lifting screw (32), and the outer wall of the lifting screw (32) is in threaded connection with a connecting block (33) fixedly connected with a sealing plate (34).
5. An air-cooled heat pump unit with defrosting function as set forth in claim 1, wherein:
the heating cover is characterized in that positioning rods (13) are fixedly connected to the inner walls of two sides of the heating cover (12), a filter plate (14) is movably connected to the surface of each positioning rod (13), and a plurality of electric heating pipes (15) are arranged in the heating cover (12).
6. An air-cooled heat pump assembly with defrost function as in claim 4, wherein: the outer walls of the two sides of the sealing plate (34) are provided with rotating grooves, and the rotating grooves of the sealing plate (34) are rotationally connected with limiting balls (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320195768.3U CN219199368U (en) | 2023-02-13 | 2023-02-13 | Air-cooled heat pump unit with defrosting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320195768.3U CN219199368U (en) | 2023-02-13 | 2023-02-13 | Air-cooled heat pump unit with defrosting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219199368U true CN219199368U (en) | 2023-06-16 |
Family
ID=86706802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320195768.3U Active CN219199368U (en) | 2023-02-13 | 2023-02-13 | Air-cooled heat pump unit with defrosting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219199368U (en) |
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2023
- 2023-02-13 CN CN202320195768.3U patent/CN219199368U/en active Active
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