CN102252369B - Floor air conditioner and method for removing accumulated water on electric heater in same - Google Patents
Floor air conditioner and method for removing accumulated water on electric heater in same Download PDFInfo
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- CN102252369B CN102252369B CN2010101856270A CN201010185627A CN102252369B CN 102252369 B CN102252369 B CN 102252369B CN 2010101856270 A CN2010101856270 A CN 2010101856270A CN 201010185627 A CN201010185627 A CN 201010185627A CN 102252369 B CN102252369 B CN 102252369B
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Abstract
The invention provides a floor air conditioner with higher heat exchange efficiency. The floor air conditioner is provided with an electric heater (5) and an evaporator (2), wherein the evaporator (2) is vertically arranged in an air conditioner cabinet, and the horizontal cross section of the evaporator is of a U-shaped structure; the height of the evaporator (2) is arranged for cross through the whole inner space of the air conditioner cabinet, the electric heater (5) is vertically installed in a concave part enclosed by the U-shaped structure of the evaporator (2). The invention also provides a method for removing the accumulated water on the electric heater (5) in the floor air conditioner. The method comprises the following steps: detecting the operating condition of the air conditioner during the refrigeration process of the air conditioner; comparing the detected operating condition with a preset control condition; and controlling the electric heater (5) to carry out on and off operations on the condition that the detected operating condition meets the preset control condition.
Description
Technical field
The present invention relates to air-conditioner, more specifically, relate to a kind of floor air conditioner and reach for removing the method for ponding on the air-conditioner electric heater.
Background technology
Usually, air-conditioner is to utilize evaporimeter, heater to make room nice and cool, warm and make internal environment equipment preferably.In existing floor air conditioner, comprise evaporimeter and electric heater, wherein, evaporimeter is platy structure, vertically is arranged in the rack of air-conditioner, occupies the approximately space of half of air-conditioner interior of equipment cabinet; And electric heater is the snakelike tubulose that repeatedly curves, be arranged between evaporimeter and air outlet, the position nearer apart from air outlet.The said structure area of evaporimeter is large not, and heat exchange area is relative with heat transfer effect not high.In addition, when air-conditioner does not heat, through the cold air of the heat exchange globule that easily condenses on fin.Especially in vertical air conditioner, because electric heater is vertically to place, ponding is even more serious.In addition, because electric heater is positioned at the position nearer apart from air outlet, when air conditioner air-out was larger, air even can directly blow to the air-conditioning user by the globule on fin, and this has affected the comfortableness of air-conditioner and user's health greatly.
Summary of the invention
Technical problem to be solved by this invention is to provide the floor air conditioner that a kind of heat exchanger effectiveness is higher.
Another technical problem to be solved by this invention is to provide a kind of method for ponding on the removal electric heater at above-mentioned floor air conditioner.
According to an aspect of the present invention, provide a kind of floor air conditioner, had electric heater and evaporimeter, evaporimeter vertically is arranged in the air-conditioner rack, and the cross section of evaporimeter is the U-shaped structure; Electric heater vertically is arranged in the recess that the U-shaped structure of evaporimeter surrounds; Electric heater is rectangular shape, comprising: bracing frame, vertically to extend, and its middle part is provided with microscler perforate longitudinally; Electric heater component, longitudinally be arranged in the described microscler perforate of bracing frame, and wherein, electric heater component comprises: electrical heating elements comprises heater and the rugosity fin that is arranged on the heater both sides; Upper mount pad and lower mount pad, be set in respectively the upper/lower terminal of electrical heating elements, and be fixedly connected with bracing frame.
Further, the rectangular recess on bracing frame is two, vertically arranges in turn on bracing frame; Electric heater component is two, longitudinally is equipped with respectively in two grooves of bracing frame.
According to another aspect of the present invention, provide the method for ponding on a kind of electric heater of removal for above-mentioned floor air conditioner, having comprised: in the air-conditioner process of refrigerastion, detected the running status of air-conditioner; The running status detected is compared with the default control condition; And, in the situation that the running status detected meets the default control condition, control electric heater and carry out the opening and closing operation.
Further, the step that detects the running status of air-conditioner is after air-conditioner enters process of refrigerastion, and operation is over what carry out after the first setting-up time a continuously for compressor, and wherein, this first setting-up time a is that air-conditioning is opened into the needed time of stable operation.
Further, the method comprises: when user's target setting temperature > during lowest set temperature T, air-conditioning is successively by following program operation: detect indoor environment temperature; When indoor environment temperature reaches the setting cryogenic temperature, stop compressor and outer machine fan electromotor, making the air conditioner room unit blade motor after low wind shelves continue operation the 4th setting-up time d, stop the air conditioner room unit blade motor.
Further, after stopping compressor and outer machine fan electromotor, also comprise: the air-out wind deflector on air-conditioner is adjusted to the extreme position of air-out direction obliquely.
Further, the method also comprises: when user's target setting temperature≤lowest set temperature T, air-conditioning is successively by following program operation: after the air-conditioner operation surpasses the second setting-up time b, detect indoor environment temperature and indoor set pipeline temperature, wherein, the second setting-up time b is greater than setting-up time a; When the difference that indoor environment temperature and indoor set pipeline temperature detected is more than or equal to setting threshold temperature T 2, stop compressor and outer machine fan electromotor, opening electric heater, make the air conditioner room unit blade motor after low wind shelves continue operation the 3rd setting-up time c, open compressor and outer machine fan electromotor, air-conditioner returns to the mode operation that the user sets.
Further, the method comprises: after air-conditioner being detected and manually being shut down, stop compressor and outer machine fan electromotor, opening electric heater, making the air conditioner room unit blade motor after low wind shelves continue operation the 5th setting-up time e, stop the air conditioner room unit blade motor.
Further, after opening described electric heater, also comprise, the air-out wind deflector on air-conditioner is adjusted to the extreme position of air-out direction obliquely.
The present invention has following beneficial effect:
1. due in this floor air conditioner, evaporimeter changes by platy structure of the prior art the structure that cross section is U-shaped into, has greatly increased heat exchange area, and then has increased heat exchanger effectiveness.And electric heater vertically is arranged in the recess that the U-shaped structure of evaporimeter surrounds, coordinated the structure of evaporimeter, saved the space of air-conditioner interior of equipment cabinet.
2. because this removes in floor air conditioner the method for ponding on electric heater, can be in the process of air-conditioner refrigeration, the running status that detects at any time the running status of air-conditioner and will detect is compared with the default control condition, and then in the situation that the running status detected meets described default control condition, control described electric heater and carry out the opening and closing operation, and stop in air-conditioner corresponding motor, and make blade motor operation, thereby can make the ponding evaporation in time on the fin of electric heater and be blown out by blade motor.So just avoided the problem of electric heater ponding in the air-conditioner process of refrigerastion.
The accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention the present invention does not form inappropriate limitation of the present invention for explaining.In the accompanying drawings:
Fig. 1 shows according to the perspective view arranged in the evaporimeter in floor air conditioner of the present invention after electric heater;
Fig. 2 shows in the evaporimeter in Fig. 1 the front view arranged after electric heater;
Fig. 3 shows in the evaporimeter in Fig. 1 the vertical view cutaway drawing arranged after electric heater;
Fig. 4 shows the perspective view according to the electric heater in floor air conditioner of the present invention;
Fig. 5 shows the decomposing schematic representation of the electric heater in Fig. 4;
Fig. 6 a and Fig. 6 b show respectively schematic perspective view and the decomposing schematic representation thereof according to the electric heating assembly in floor air conditioner of the present invention;
Fig. 7 a, Fig. 7 b and Fig. 7 c show respectively front view, side view and the perspective view according to the electrical heating elements in floor air conditioner of the present invention;
Fig. 8 shows according to of the present invention at floor air conditioner, removing the flow chart of the method for ponding on electric heater.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
As shown in Figure 1, according to the evaporimeter 2 in floor air conditioner of the present invention, be vertically to arrange, it is the semicircle tubular structure of U-shaped for cross section, and it highly can be set to run through the inner space of whole air-conditioner rack in actual applications.Like this, with respect to the writing board shape of evaporimeter 2 in existing air-conditioner be about half height of air-conditioner inner space, according in floor air conditioner of the present invention, the area of evaporimeter 2 has obtained very large increase, thereby increased heat exchange area, and then increased heat exchanger effectiveness.
As shown in Figure 1, Figure 2 and Figure 3, electric heater 5 vertically is arranged in the semicircle tubular, the recess that structure U-shaped surrounds of evaporimeter 2, rather than in general floor air conditioner like that, be snakelike tubulose, so coordinated the structure of evaporimeter 2, saved the space of air-conditioner inside.In Fig. 3, wherein A means the air intake direction of air channel heat-exchange system in air-conditioner, and B means air-out direction.
Fig. 4 and Fig. 5 are respectively perspective view and the decomposing schematic representation according to the electric heater 5 in floor air conditioner of the present invention.As we can see from the figure, the electric heater 5 in the present invention is rectangular shape, is comprised of bracing frame 51 and electric heater component 52.Wherein, bracing frame 51 vertically extends, and its middle part is provided with two microscler perforates of vertically arranging in turn along it; And electric heater component 52 is two, longitudinally is arranged at respectively in two microscler perforates of bracing frame 51, and then by bracing frame 51, is arranged in the recess of evaporimeter 2.Can find out, on bracing frame 51, microscler perforate is divided into two, has increased the number of the electric heater component 52 that can install in the air-conditioner.Thereby effectively increased the height of whole electric heater 5.In practice, also can this microscler perforate and corresponding electric heater component 52 be made as to one or other numbers according to actual conditions.
As shown in Fig. 6 a and Fig. 6 b, be arranged on electric heating assembly 52 and formed by electrical heating elements 522, upper mount pad 521 and lower mount pad 523, wherein go up the two ends up and down that mount pad 521 and lower mount pad 523 are set in respectively electrical heating elements 522.Like this, with the screw of bracing frame 51, be connected with lower mount pad 523 by upper mount pad 521, whole electric heating assembly 52 just can be fixed on bracing frame 51, shape all-in-one-piece electric heater 5.
As shown in Fig. 7 a, 7b and 7c, be respectively front view, side view and perspective view according to the electrical heating elements 522 in floor air conditioner of the present invention.Can find out, electrical heating elements 522 has comprised heater 522a and the fin 522b that is arranged on these heater both sides, and this fin 522b is rugosity, has increased the area of heat radiation.
As shown in Figure 8, be the flow chart for the method for ponding on floor air conditioner removal electric heater according to the present invention.As shown in this flow chart, at air-conditioner, start shooting, and during the cross valve no power, air-conditioner enters process of refrigerastion, and (cross valve is to connect in turn the valve of compressor-condenser-reboiler in the stream of conversion refrigerant in air-conditioner refrigerating system, when its no power, air-conditioner enters process of refrigerastion), after compressor moves the first setting-up time a continuously, enter stably operation, now air-conditioner starts stably to freeze.Wherein, the first setting-up time a sets according to the working condition of compressor.
As shown in flow chart, in a flow process on figure right side, can see, when user's target setting temperature > during lowest set temperature T, at air-conditioner, enter in stable process of refrigerastion (cross valve no power namely, after compressor moves more than a minute continuously), detect indoor environment temperature, if do not reach design temperature, air-conditioner keeps former operational mode, when indoor environment temperature reaches the setting cryogenic temperature, by the air-conditioner control program, stop compressor and outer machine fan electromotor, thereby stopped continuing the process of refrigeration, stoped cold air to continue the globule that condenses on fin 522b.Then make blade motor continue operation to dispel the globule on fin 522b at low wind shelves, at this moment the air-out wind deflector on air-conditioner can be adjusted to the extreme position of air-out direction obliquely, avoid the globule is directly blowed to the user.After making blade motor continue operation the 4th setting-up time d, then turn back to and detect the step whether indoor temperature reaches design temperature.Wherein, the 4th setting-up time d removes the needed time of condensate water and sets in this flow process according to air-conditioning.
In a flow process in flow chart left side, when user's target setting temperature≤lowest set temperature T, at air-conditioner, enter in stable process of refrigerastion (cross valve no power namely, after compressor moves more than a minute continuously), air-conditioner operation surpass the second setting-up time b (the second setting-up time b be greater than the first setting-up time a) after, detect indoor environment temperature and indoor set pipeline temperature, when the difference that indoor environment temperature and indoor set pipeline temperature detected is more than or equal to setting threshold temperature T 2, by the air-conditioner control program, stop compressor and outer machine fan electromotor, and while opening electric heater, thereby stopped continuing the process of refrigeration, stoped cold air continue the to condense globule and accelerated evaporation of water by heating on fin 522b.Then make blade motor continue operation to dispel the globule on fin 522b at low wind shelves, at this moment the air-out wind deflector on air-conditioner can be adjusted to the extreme position of air-out direction obliquely equally, avoid the globule is directly blowed to the user.After making blade motor continue operation the 3rd setting-up time c, control program makes air-conditioner recover original normal refrigeration work process.After making blade motor continue operation the 3rd setting-up time c, stop blade motor, and make complete machine out of service.Wherein, the 3rd setting-up time c removes the needed time of condensate water and sets in this flow process according to air-conditioning.
In a flow process in the middle of flow chart, can see, after at air-conditioning, receiving the manual off signal of user's input, by the air-conditioner control program, stop compressor and outer machine fan electromotor, and while opening electric heater, thereby stopped continuing the process of refrigeration, stoped cold air continue the to condense globule and accelerated evaporation of water by heating on fin 522b.Then make blade motor continue operation to dispel the globule on fin 522b at low wind shelves, at this moment the air-out wind deflector on air-conditioner can be adjusted to the extreme position of air-out direction obliquely equally, avoid the globule is directly blowed to the user.After making blade motor continue operation the 5th setting-up time e, stop blade motor, and make complete machine out of service.Wherein, the 5th setting-up time e removes the needed time of condensate water and sets in this flow process according to air-conditioning.
By above-mentioned flow process, describe and be appreciated that method of the present invention is mainly to enter in process of refrigerastion at air-conditioner, detect the running status of air-conditioner, the running status detected is compared with the default control condition; And in the situation that the running status detected meets described default control condition, control electric heater and carry out the opening and closing operation, and the parts of controlling other air-conditioning inside, the air-out direction of outer machine compressor, fan electromotor and air outlet wind deflector for example, thereby reach, stop cold air to continue condensate water on fin 522b, accelerate the upper evaporation of water of fin 522b, and the effect that dispels the globule, and then avoided the serious water on fin 522b to condense.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a floor air conditioner, have electric heater (5) and evaporimeter (2), it is characterized in that,
Described evaporimeter (2) vertically is arranged in the air-conditioner rack, and the cross section of described evaporimeter is the U-shaped structure;
Described electric heater (5) vertically is arranged in the recess that the U-shaped structure of described evaporimeter (2) surrounds;
Described electric heater (5) is rectangular shape, comprising:
Bracing frame (51), vertically extend, and its middle part is provided with microscler perforate longitudinally;
Electric heater component (52), longitudinally be arranged in the described microscler perforate of support frame as described above, and described electric heater component (52) comprising:
Electrical heating elements (522), comprise heater (522a) and be arranged on the rugosity fin (522b) of described heater (522a) both sides;
Upper mount pad (521) and lower mount pad (523), be set in respectively the upper/lower terminal of described electrical heating elements (522), and be fixedly connected with support frame as described above (51).
2. floor air conditioner according to claim 1, is characterized in that,
Microscler perforate on support frame as described above (51) is two, vertically arranges in turn on support frame as described above (51);
Described electric heater component (52) is two, longitudinally is arranged at respectively in two described microscler perforates of support frame as described above (51).
3. the method for the upper ponding of the removal electric heater (5) at floor air conditioner claimed in claim 1, is characterized in that, described method comprises:
In the air-conditioner process of refrigerastion, detect the running status of air-conditioner;
The running status detected is compared with the default control condition; And
In the situation that the running status detected meets described default control condition, control described electric heater (5) and carry out the opening and closing operation.
4. method according to claim 3, it is characterized in that, the step that detects the running status of air-conditioner is after described air-conditioner enters process of refrigerastion, compressor continuously operation surpasses after the first setting-up time a and to carry out, wherein, described the first setting-up time a is that air-conditioning is opened into the needed time of stable operation.
5. method according to claim 3, is characterized in that, when user's target setting temperature > during lowest set temperature T, air-conditioning is successively by following program operation:
Detect indoor environment temperature;
When described indoor environment temperature reaches the setting cryogenic temperature,
Stop compressor and outer machine fan electromotor,
Making the indoor apparatus of air conditioner blade motor after low wind shelves continue operation the 4th setting-up time d, continue to detect indoor environment temperature.
6. method according to claim 5, is characterized in that, after stopping compressor and outer machine fan electromotor, also comprises: the air-out wind deflector on air-conditioner is adjusted to the extreme position of air-out direction obliquely.
7. method according to claim 4, is characterized in that, when user's target setting temperature≤lowest set temperature T, air-conditioning is successively by following program operation:
After described air-conditioner operation surpasses the second setting-up time b, detect indoor environment temperature and indoor set pipeline temperature, wherein, described the second setting-up time b is greater than described the first setting-up time a;
When the difference that described indoor environment temperature and described indoor set pipeline temperature detected is more than or equal to setting threshold temperature T 2,
Stop compressor and outer machine fan electromotor,
Open described electric heater (5),
Making the indoor apparatus of air conditioner blade motor after low wind shelves continue operation the 3rd setting-up time c, close described electric heater (5), open compressor and outer machine fan electromotor, air-conditioner returns to the mode operation that the user sets.
8. method according to claim 3, is characterized in that, comprising: after air-conditioner being detected and manually being shut down,
Stop compressor and outer machine fan electromotor,
Open described electric heater (5),
Making the indoor apparatus of air conditioner blade motor after low wind shelves continue operation the 5th setting-up time e, stop the indoor apparatus of air conditioner blade motor.
9. according to the described method of claim 7 or 8, it is characterized in that, opening described electric heater (5) afterwards, also comprise, the air-out wind deflector on air-conditioner is adjusted to the extreme position of air-out direction obliquely.
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| CN2010101856270A CN102252369B (en) | 2010-05-21 | 2010-05-21 | Floor air conditioner and method for removing accumulated water on electric heater in same |
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| CN2010101856270A CN102252369B (en) | 2010-05-21 | 2010-05-21 | Floor air conditioner and method for removing accumulated water on electric heater in same |
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| CN102252369B true CN102252369B (en) | 2013-11-27 |
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| CN105004105A (en) * | 2015-07-23 | 2015-10-28 | 柳州力通车用空调有限公司 | Heat dissipation and refrigeration evaporator core for electric air conditioner |
| CN105928141A (en) * | 2016-04-27 | 2016-09-07 | 海信（山东）空调有限公司 | Method for controlling air conditioner and air conditioner |
| CN106123288A (en) * | 2016-08-17 | 2016-11-16 | 珠海格力电器股份有限公司 | Vaporizer and there is its air-conditioning |
| DE102017214941A1 (en) | 2017-08-25 | 2019-02-28 | Dometic Sweden Ab | Recreational vehicle, cooling device, control system and method of controlling the cooling device |
| WO2019082168A1 (en) | 2017-10-27 | 2019-05-02 | Dometic Sweden Ab | Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle |
| CN108151245B (en) * | 2017-11-14 | 2020-02-04 | 青岛海尔空调器有限总公司 | Air conditioner and control method thereof |
| CN110848908B (en) * | 2019-11-28 | 2021-05-18 | 宁波奥克斯电气股份有限公司 | Anti-blowing control method and device and air conditioner |
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