CN212777875U - Top air-out heat pump - Google Patents
Top air-out heat pump Download PDFInfo
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- CN212777875U CN212777875U CN202021731339.6U CN202021731339U CN212777875U CN 212777875 U CN212777875 U CN 212777875U CN 202021731339 U CN202021731339 U CN 202021731339U CN 212777875 U CN212777875 U CN 212777875U
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- fan
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- air outlet
- heat pump
- outlet
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Abstract
The utility model discloses a top air-out heat pump, including unit body and fan, the top of unit body is equipped with the air outlet, and the fan is fixed in the air outlet with outer convulsions, still includes protection component, protection component includes fan guard and polylith separation blade, and fan guard covers in the top of fan, and the polylith separation blade articulates in fan guard side by side. When the unit does not operate, the air outlet is sealed in a transverse mode through the blocking pieces, snow and dust are blocked for the fan and devices in the unit body, normal operation of the unit is prevented from being influenced, cleaning working strength of operators before starting the unit is relieved, meanwhile corrosion influence is reduced, and service life of the unit is prolonged. When the unit operates, the fan is started, the wind power of the fan can blow the baffle plate to be turned to the vertical state, the sealing of the air outlet is removed, and the normal discharge of heat exchange airflow by the fan is guaranteed. After the unit stops, the separation blade can rely on self gravity to resume to the horizontal state of sealing the air outlet, continues to block that the foreign matter gets into this internally of unit from air outlet department, simple structure, the dependable performance.
Description
Technical Field
The utility model relates to a heat pump technology field, concretely relates to top air-out heat pump.
Background
With the development of heat pump technology, heat pump units are increasingly widely used, such as air source heat pumps, heat pump air conditioners, and the like. In northwest areas, snow is large in winter heating seasons, and if the unit does not operate during snowfall, the accumulated snow can be directly accumulated on the fan and the fin heat exchanger, so that normal starting operation of the unit is influenced; in non-heating seasons, the wind sand can enter the unit from the air outlet at the top, accumulates on the fan and the fin heat exchanger, not only can cause dirty and blocked influence work to the heat exchanger, but also can make the fin and the fan corrode with higher speed, reduces unit life, and influences fan start operation and heat transfer effect.
And heat pump set is applied to the heating in northern cold areas in a large number, because generally because of the reason of redundant design or the reserve consideration of safety protection, can carry out the unit backup to the heating place, and because the adverse circumstances of outdoor environment, the unit often can pile up in a lot of dust and sleet get into the unit from top fan department, influences the normal start-up of unit and the performance effect after the start-up.
In the prior art, as for a mode of preventing dust and snow for a heat pump unit, for example, chinese patent No. CN201721556054.1, a protective net is arranged above a fan and on the surface of a heat exchanger, and a dust-proof net is arranged in the protective net to prevent dust and snow. The prior art also has a mode of directly setting up a pergola outside the unit.
However, the dust screen has poor rain and snow shielding effect, and needs to be regularly maintained to prevent dirt blockage after installation, and the heat exchange wind resistance is large after installation, so that the performance of the unit during operation is also influenced. Although the independent pergola can keep off sleet, nevertheless have the limitation to prevent wind sand, and the pergola installation is complicated, and the engineering volume is big and economic nature is not good.
Disclosure of Invention
There is above-mentioned whole or partial technical problem to prior art, the utility model provides a top air-out heat pump, its protective assembly simple structure blocks that the foreign matter gets into the inside effectual of unit, the dependable performance.
In order to achieve the above object, the utility model provides a following technical scheme:
the top air outlet heat pump comprises a unit body and a fan, wherein an air outlet is formed in the top of the unit body, the fan is fixed at the air outlet to draw air outwards, the top air outlet heat pump also comprises a protection component, the protection component comprises a fan cover and a plurality of blocking pieces, the fan cover covers the fan, and the blocking pieces are hinged to the fan cover in parallel; after the fan is started, the baffle plate can be blown to be turned to an upright state; when the fan is closed, the separation blade can rely on self gravity to resume to the state of putting transversely of sealing the air outlet.
Preferably, the protection component further comprises a mounting bar, the mounting bar is provided with a plurality of mounting holes, and the plurality of blocking pieces are hinged to the plurality of mounting holes.
Preferably, the protection assembly further comprises a limiting structure used for limiting the overturning angle of the blocking piece, and the limiting structure is fixedly connected with the fan cover.
Preferably, the flip angle is less than 90 °.
Preferably, the limiting structure is a limiting sheet formed by bending the mounting strip.
Preferably, the fan cover is a sheet metal part which is formed by bending and is circumferentially closed, the top of the sheet metal part is provided with a transition hole, the transition hole is aligned with the air outlet, and the stop piece seals the transition hole so as to indirectly seal the air outlet.
Preferably, the fan guard is of an integral injection molding structure.
The utility model has the advantages that:
the utility model discloses a top air-out heat pump, including unit body and fan, the top of unit body is equipped with the air outlet, and the fan is fixed in the air outlet and still includes protection component with convulsions outwards, protection component includes fan guard and polylith separation blade, and the fan guard covers in the top of fan, and the polylith separation blade articulates in the fan guard side by side.
In the practical application process, when the unit does not operate, the air outlet is transversely sealed by the blocking pieces, the fan and devices in the unit body block snow and dust, the influence of accumulated dust and accumulated snow on the normal operation of the unit is avoided, the cleaning working strength of an operator before starting the unit is relieved, the corrosion influence of the snow and the dust is reduced, and the service life of the unit is prolonged. When the unit operates, the fan is started, and the wind power of the fan can blow the baffle plate to be turned to the vertical state, so that the sealing of the air outlet is removed, and the normal discharge of heat exchange airflow by the fan is guaranteed. After the unit stops, the fan is closed, and the separation blade can rely on self gravity to resume to the horizontal state of sealing the air outlet, and it is internal to continue to block that the foreign matter from air outlet department entering unit body, simple structure, the dependable performance.
Drawings
Fig. 1 is a schematic structural diagram of the ejector air heat pump in the embodiment, in which a cabinet body is schematically illustrated.
Fig. 2 is a schematic structural diagram of a protection assembly of the top-outlet heat pump in the embodiment.
Fig. 3 is an enlarged view at a in fig. 2.
Reference numerals:
a unit body 1;
protection component 2, fan guard 21, separation blade 22, mounting bar 23, limit structure 24.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and accompanying drawings.
The top air-out heat pump of this embodiment, as shown in fig. 1 to 3, including unit body 1 and fan, the top of unit body 1 is equipped with the air outlet, and the fan is fixed in order to convulsions outwards in the department of air outlet, still includes protective component 2, and protective component 2 includes fan guard 21 and polylith separation blade 22, and fan guard 21 covers in the top of fan, and polylith separation blade 22 hinges in fan guard 21 side by side.
In the practical application process, when the unit does not operate, the air outlet is transversely sealed by the blocking piece 22, the fan and devices in the unit body 1 are blocked by snow and dust, the influence of accumulated dust and accumulated snow on the normal operation of the unit is avoided, the cleaning working strength of an operator before starting the unit is relieved, the corrosion influence of the snow and the dust is reduced, and the service life of the unit is prolonged. When the unit operates, the fan is started, and the wind power of the fan can blow the baffle plate 22 to be turned to the vertical state, so that the sealing of the air outlet is removed, and the normal discharge of heat exchange airflow by the fan is guaranteed. After the unit stops, the fan is closed, the separation blade 22 can be restored to the horizontal state for sealing the air outlet by means of self gravity, manual intervention is not needed, foreign matters are continuously blocked from entering the unit body 1 from the air outlet, and the air conditioner is simple in structure, low in cost and reliable in performance.
In this embodiment, the protection assembly 2 further includes two parallel mounting bars 23, the mounting bars 23 are provided with a plurality of mounting holes, and the end portions of the plurality of blocking pieces 22 are hinged to the plurality of mounting holes. The mounting bar 23 and the fan guard 21 are welded to each other or fixed by bolts.
In this embodiment, the protection assembly 2 further includes a limiting structure 24 for limiting the turning angle of the blocking sheet, and the limiting structure 24 and the fan guard 21 are fixedly connected to each other, so that the turning angle of the blocking sheet 22 is smaller than 90 °, and preferably close to 90 °. The limiting structure 24 is a limiting piece formed by bending the mounting bar 23, and in practice, the limiting structure 24 may be a bump additionally fixed on the mounting bar 23 or the fan guard 21.
In this embodiment, the blocking sheet 22 is made of a light and thin metal and is in a shape of a louver (air valve), when the fan is opened, the blocking sheet 22 is blown to be almost vertical, and an angle formed by the blocking structure 24 and the top plane is close to 90 degrees, so that when the fan is closed, the blocking sheet 22 can naturally fall back to an initial horizontal state under the action of gravity.
In this embodiment, fan guard 21 is for bending the shaping, the circumference seals and the top leaves the sheet metal component in transition hole, and the transition hole aligns the intercommunication air outlet, and the transition hole is sealed to the separation blade, and then indirectly seals the air outlet, and fan guard 21 that the sheet metal was made is high in strength, and the installation is stable. Of course, as a practical matter and not preferred, the fan guard 21 could instead be of an integrally injection molded construction.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. The utility model provides a top air-out heat pump, includes unit body and fan, and the top of unit body is equipped with the air outlet, and the fan is fixed in the air outlet and still includes protection component, characterized by with convulsions outwards: the protection assembly comprises a fan cover and a plurality of blocking pieces, the fan cover covers the upper part of the fan, and the blocking pieces are hinged to the fan cover in parallel; after the fan is started, the baffle plate can be blown to be turned to an upright state; when the fan is closed, the separation blade can rely on self gravity to resume to the state of putting transversely of sealing the air outlet.
2. The top-outlet air heat pump of claim 1, wherein: the protective assembly further comprises a mounting strip, a plurality of mounting holes are formed in the mounting strip, and the plurality of blocking pieces are hinged to the plurality of mounting holes.
3. A top outlet air heat pump according to claim 2, wherein: the protection assembly further comprises a limiting structure used for limiting the overturning angle of the separation blade, and the limiting structure is fixedly connected with the fan cover.
4. A top outlet air heat pump according to claim 3, wherein: the turning angle is less than 90 degrees.
5. A top outlet air heat pump according to claim 3, wherein: the limiting structure is a limiting sheet formed by bending the mounting strip.
6. The top-outlet air heat pump of claim 1, wherein: the fan cover is a sheet metal part which is formed by bending and is circumferentially closed, a transition hole is reserved at the top of the sheet metal part, the transition hole is aligned with the air outlet, and the transition hole is sealed by the blocking piece so as to indirectly seal the air outlet.
7. The top-outlet air heat pump of claim 1, wherein: the fan cover is of an integrated injection molding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021731339.6U CN212777875U (en) | 2020-08-18 | 2020-08-18 | Top air-out heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021731339.6U CN212777875U (en) | 2020-08-18 | 2020-08-18 | Top air-out heat pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212777875U true CN212777875U (en) | 2021-03-23 |
Family
ID=75053237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021731339.6U Active CN212777875U (en) | 2020-08-18 | 2020-08-18 | Top air-out heat pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212777875U (en) |
-
2020
- 2020-08-18 CN CN202021731339.6U patent/CN212777875U/en active Active
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