阅读说明：本技术 可自动调节的冷媒量调节装置、方法及空调设备 (Self-adjustable adjusting device for amount of coolant, method and air-conditioning equipment ) 是由 张永炜 莫灼均 潘卫琼 杨秋石 彭斌 刘为爽 杜煜昊 王萍 黄聪 于 2019-09-26 设计创作，主要内容包括：本发明公开一种可自动调节的冷媒量调节装置、方法及空调设备。其中,该装置包括：至少两个导体,延长轴方向竖直设置于气液分离器中,所述导体之间通过浮子导通,形成导电回路；控制器,连接所述导电回路中,用于检测所述导电回路的电信号值,并根据所述电信号值,调节气液分离器中的冷媒量。通过本发明,实现了根据运行情况,对冷媒量进行自动调节,使空调始终保持最佳运行状态,防止低温工况下系统中流动的冷媒过少导致制冷量不足。(The present invention discloses a kind of self-adjustable adjusting device for amount of coolant, method and air-conditioning equipment.Wherein, which includes: at least two conductors, extends axis direction and is vertically arranged in gas-liquid separator, be connected between the conductor by float, forms galvanic circle；Controller connects in the galvanic circle, is worth for detecting the value of electrical signals of the galvanic circle, and according to the electric signal, adjusts the coolant quantity in gas-liquid separator.Through the invention, it realizes according to operating condition, automatically adjusts to coolant quantity, air-conditioning is made to remain optimal operational condition, prevent the refrigerant flowed in system under worst cold case is very few from causing refrigerating capacity insufficient.)

1. a kind of adjusting device for amount of coolant, which is characterized in that described device includes:

At least two conductors extend axis direction and are vertically arranged in gas-liquid separator, are connected between the conductor by float, shape At galvanic circle；

Controller connects in the galvanic circle, for detecting the value of electrical signals of the galvanic circle, and according to the telecommunications Number value, adjust gas-liquid separator in coolant quantity.

2. the apparatus according to claim 1, which is characterized in that the float is made of an electrically conducting material, and is provided with logical Hole, the conductor are inserted into the through-hole of float, and surface is contacted with the inner surface of the through-hole of the float.

3. the apparatus according to claim 1, which is characterized in that described device further include: valve is set to evaporator and cold Between condenser, by increasing or reducing the coolant quantity in aperture regulation gas-liquid separator.

4. device according to claim 3, which is characterized in that the valve is electric expansion valve.

5. the apparatus according to claim 1, which is characterized in that conductor described in any two extends axis direction and is arranged in parallel.

6. the apparatus according to claim 1, which is characterized in that described device further include: fixed part, the fixed part are exhausted Edge material is made, and one end of the conductor is fixed on the gas-liquid separator bottom by the fixed part.

7. the apparatus according to claim 1, which is characterized in that described device further include: heating device is set to gas-liquid point Bottom from device, for being heated to gas-liquid separator, to increase the coolant quantity of gas-liquid separator.

8. a kind of air-conditioning equipment, which is characterized in that automatically adjust and fill including coolant quantity of any of claims 1-7 It sets.

9. a kind of refrigerant amount adjustment method, applied to the adjusting device for amount of coolant as described in claim 1-7, which is characterized in that The described method includes:

Obtain the value of electrical signals in galvanic circle；

Value determines the coolant quantity in current gas-liquid separator according to the electric signal；

The coolant quantity in gas-liquid separator is adjusted according to the coolant quantity in the current gas-liquid separator.

10. according to the method described in claim 9, it is characterized in that, value determines current gas-liquid separator according to the electric signal In coolant quantity, comprising:

Judge the size relation of the value of electrical signals and the first signal threshold value, second signal threshold value and third signal threshold value；Wherein, First signal threshold value is less than the second signal threshold value, and the second signal threshold value is less than the third signal threshold value；

According to the size relation, the coolant quantity in current gas-liquid separator is determined.

11. according to the method described in claim 10, it is characterized in that, determining current gas-liquid separation according to the size relation Coolant quantity in device, comprising:

If the value of electrical signals is greater than zero, and is less than first signal threshold value, then determine cold in current gas-liquid separator Matchmaker measures less than the first preset value；

If the value of electrical signals is greater than or equal to first signal threshold value, and is less than or equal to the second signal threshold value, Then determine that the coolant quantity in current gas-liquid separator is greater than or equal to the first preset value, and is less than or equal to the second preset value；

If the value of electrical signals is greater than the second signal threshold value, and is less than or equal to the third signal threshold value, then determine Coolant quantity in current gas-liquid separator is greater than the second preset value, and is less than or equal to third preset value；

If the value of electrical signals is greater than the third signal threshold value, determine that coolant quantity in current gas-liquid separator is greater than the Three preset values.

12. according to the method for claim 11, which is characterized in that adjust gas-liquid separator in coolant quantity include:

According to the coolant quantity in the current gas-liquid separator, the aperture of control valve；

Alternatively, whether opened according to the coolant quantity control heating device in the current gas-liquid separator,

Wherein, the valve is set between evaporator and condenser, and the heating device is arranged at the gas-liquid separator bottom Portion.

13. according to the method for claim 12, which is characterized in that according to the coolant quantity in the current gas-liquid separator, The aperture of control valve, comprising:

If the coolant quantity in current gas-liquid separator is less than the first preset value, the aperture of control valve increases, to increase gas Coolant quantity in liquid/gas separator；

If the coolant quantity in current gas-liquid separator is greater than or equal to the first preset value, and is less than or equal to the second preset value, Then the aperture of control valve remains unchanged, to keep the coolant quantity in gas-liquid separator constant；

If the coolant quantity in current gas-liquid separator is greater than the second preset value, and is less than or equal to third preset value, then control The aperture of valve reduces, to reduce the coolant quantity in gas-liquid separator.

14. according to the method for claim 13, which is characterized in that if coolant quantity in current gas-liquid separator is less than the One preset value, then the aperture of control valve increases, comprising:

If the coolant quantity in current gas-liquid separator, less than the 4th preset value, control valve aperture increases the first default step Number；

If the coolant quantity in current gas-liquid separator is greater than or equal to the 4th preset value, it is pre- that control valve aperture increases second If step number；

Wherein, first preset value is greater than the 4th preset value, and the 4th preset value is greater than zero；Described first default step Number is greater than the second default step number.

15. according to the method for claim 13, which is characterized in that if the coolant quantity in current gas-liquid separator is greater than the Two preset values, and be less than or equal to third preset value, then the aperture of control valve reduces, comprising:

If the coolant quantity in current gas-liquid separator, less than the 5th preset value, control valve aperture reduces the default step of third Number；

If the coolant quantity in current gas-liquid separator is greater than or equal to the 5th preset value, it is pre- that control valve aperture reduces the 4th If step number；

Wherein, the 5th preset value is greater than second preset value, and the third preset value is greater than the 5th threshold value；Described 4th Default step number is greater than the third and presets step number.

16. according to the method for claim 12, which is characterized in that according to the coolant quantity control in the current gas-liquid separator Whether refrigerating/heating apparatus is opened, comprising:

If the coolant quantity in current gas-liquid separator is greater than third preset value, heating device unlatching is controlled.

17. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that described program is processed The method as described in any one of claim 9 to 16 is realized when device executes.

Technical field

The present invention relates to air-conditioner set technical fields, adjust dress in particular to a kind of self-adjustable coolant quantity It sets, method and air-conditioning equipment.

Background technique

For small-sized one-to-one domestic air conditioning unit, refrigerant all has specified groundwater increment in unit relevant information, row Except the appearance factors such as leakage exist, the coolant quantity in air conditioner is fixed and invariable, but it is just specified that the coolant quantity, which is design, Optimum weight when refrigeration, under low temperature or overload operating condition, coolant quantity is not just optimal content.Possibly this can not be played Optimal ability efficiency under configuration, therefore in the air conditioner course of work, it needs to carry out coolant quantity according to operating condition automatic Adjusting.

Aiming at the problem that coolant quantity in the prior art can not automatically adjust according to operating condition, not yet propose have at present The solution of effect.

Summary of the invention

A kind of self-adjustable adjusting device for amount of coolant, method and air-conditioning equipment are provided in the embodiment of the present invention, with solution The problem of certainly coolant quantity can not automatically adjust according to operating condition in the prior art.

In order to solve the above technical problems, the present invention provides a kind of self-adjustable adjusting device for amount of coolant, wherein should Device includes:

At least two conductors extend axis direction and are vertically arranged in gas-liquid separator, led between the conductor by float It is logical, form galvanic circle；

Controller connects in the galvanic circle, for detecting the value of electrical signals of the galvanic circle, and according to the electricity Signal value adjusts the coolant quantity in gas-liquid separator.

Further, the float is made of an electrically conducting material, and is provided with through-hole, the through-hole of the conductor insertion float Interior, surface is contacted with the inner surface of the through-hole of the float.

Further, described device further include: valve is set between evaporator and condenser, by increasing or reducing Coolant quantity in aperture regulation gas-liquid separator.

Further, the valve is electric expansion valve.

Further, conductor described in any two extends axis direction and is arranged in parallel.

Further, described device further include: fixed part, the fixed part are made of insulating materials, pass through the fixation One end of the conductor is fixed on the gas-liquid separator bottom by portion.

Further, described device further include: heating device is set to the bottom of gas-liquid separator, for gas-liquid point It is heated from device, to reduce the coolant quantity of gas-liquid separator.

The present invention also provides a kind of air-conditioning equipments, which is characterized in that including above-mentioned coolant quantity self-checking device.

The present invention also provides a kind of self-adjustable refrigerant amount adjustment methods, wherein this method comprises:

Obtain the value of electrical signals in galvanic circle；

Value determines the coolant quantity in current gas-liquid separator according to the electric signal；

The coolant quantity in gas-liquid separator is adjusted according to the coolant quantity in the current gas-liquid separator.

Further, value determines the coolant quantity in current gas-liquid separator according to the electric signal, comprising:

Judge the size relation of the value of electrical signals and the first signal threshold value, second signal threshold value and third signal threshold value； Wherein, first signal threshold value is less than the second signal threshold value, and the second signal threshold value is less than the third signal threshold Value；

According to the size relation, the coolant quantity in current gas-liquid separator is determined.

Further, according to the size relation, the coolant quantity in current gas-liquid separator is determined, comprising:

If the value of electrical signals is greater than zero, and is less than first signal threshold value, then determine in current gas-liquid separator Coolant quantity less than the first preset value；

If the value of electrical signals is greater than or equal to first signal threshold value, and is less than or equal to the second signal threshold Value then determines that the coolant quantity in current gas-liquid separator is greater than or equal to the first preset value, and is less than or equal to the second preset value；

If the value of electrical signals is greater than the second signal threshold value, and is less than or equal to the third signal threshold value, then Determine that the coolant quantity in current gas-liquid separator is greater than the second preset value, and is less than or equal to third preset value；

If the value of electrical signals is greater than the third signal threshold value, determine that the coolant quantity in current gas-liquid separator is big In third preset value.

Further, the coolant quantity in adjusting gas-liquid separator includes:

According to the coolant quantity in the current gas-liquid separator, the aperture of control valve；

Alternatively, whether opened according to the coolant quantity control heating device in the current gas-liquid separator,

Wherein, the valve is set between evaporator and condenser, and the heating device is arranged in the gas-liquid separation Device bottom.

Further, according to the coolant quantity in the current gas-liquid separator, the aperture of control valve, comprising:

If the coolant quantity in current gas-liquid separator is less than the first preset value, the aperture of control valve increases, to increase Coolant quantity in aerating liquid/gas separator；

If the coolant quantity in current gas-liquid separator is greater than or equal to the first preset value, and it is default to be less than or equal to second Value, then the aperture of control valve remains unchanged, to keep the coolant quantity in gas-liquid separator constant；

If the coolant quantity in current gas-liquid separator is greater than the second preset value, and is less than or equal to third preset value, then The aperture of control valve reduces, to reduce the coolant quantity in gas-liquid separator.

Further, if the coolant quantity in current gas-liquid separator is less than the first preset value, the aperture of control valve Increase, comprising:

If the coolant quantity in current gas-liquid separator is less than the 4th preset value, it is default that control valve aperture increases first Step number；

If the coolant quantity in current gas-liquid separator is greater than or equal to the 4th preset value, control valve aperture increases the Two default step numbers；

Wherein, first preset value is greater than the 4th preset value, and the 4th preset value is greater than zero；Described first is pre- If step number is greater than the second default step number.

Further, if the coolant quantity in current gas-liquid separator is greater than the second preset value, and it is less than or equal to third Preset value, then the aperture of control valve reduces, comprising:

If the coolant quantity in current gas-liquid separator is less than the 5th preset value, it is default that control valve aperture reduces third Step number；

If the coolant quantity in current gas-liquid separator is greater than or equal to the 5th preset value, control valve aperture reduces the Four default step numbers；

Wherein, the 5th preset value is greater than second preset value, and the third preset value is greater than the 5th threshold value；It is described 4th default step number is greater than the third and presets step number.

Further, whether opened according to the coolant quantity control heating device in the current gas-liquid separator, comprising:

If the coolant quantity in current gas-liquid separator is greater than third preset value, heating device unlatching is controlled.

The present invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, which is characterized in that institute It states when program is executed by processor and realizes the above method.

It applies the technical scheme of the present invention, by the conductive float of setting, the liquid level of the refrigerant in gas-liquid separator is become Change the value of electrical signals for being converted into variation, by detecting the value of electrical signals, the amount of the refrigerant in the current gas-liquid separator of judgement, root The amount of the refrigerant in gas-liquid separator is targetedly adjusted according to the amount of the refrigerant in current gas-liquid separator, to adjust participation The coolant quantity of refrigeration is realized according to operating condition, is automatically adjusted to coolant quantity, and air-conditioning is made to remain optimum operation shape State prevents the refrigerant flowed in system under worst cold case is very few from causing refrigerating capacity insufficient.

Detailed description of the invention

Fig. 1 is the structure chart according to the adjusting device for amount of coolant of the embodiment of the present invention；

Fig. 2 is the structure chart according to the adjusting device for amount of coolant of another embodiment of the present invention；

Fig. 3 is the connection schematic diagram of the conductor and mainboard according to the adjusting device for amount of coolant of another embodiment of the present invention；

Fig. 4 is the flow chart according to the refrigerant amount adjustment method of the embodiment of the present invention.

Specific embodiment

To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into It is described in detail to one step, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole implementation Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts All other embodiment, shall fall within the protection scope of the present invention.

The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the" It is also intended to including most forms, unless the context clearly indicates other meaning, " a variety of " generally comprise at least two.

It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, indicate There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three Situation.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".

It will be appreciated that though in embodiments of the present invention signal threshold may be described using term first, second, third, etc. Value, but these signal threshold values should not necessarily be limited by these terms.These terms are only used to distinguish unlike signal threshold value.For example, In In the case where not departing from range of embodiment of the invention, the first signal threshold value can also be referred to as second signal threshold value, similarly, the Binary signal threshold value can also be referred to as the first signal threshold value.

Depending on context, word as used in this " if ", " if " can be construed to " ... when " or " when ... " or " in response to determination " or " in response to detection ".Similarly, context is depended on, phrase " if it is determined that " or " such as Fruit detection (condition or event of statement) " can be construed to " when determining " or " in response to determination " or " when detection (statement Condition or event) when " or " in response to detection (condition or event of statement) ".

It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability Include, so that commodity or device including a series of elements not only include those elements, but also including not clear The other element listed, or further include for this commodity or the intrinsic element of device.In the feelings not limited more Under condition, the element that is limited by sentence "including a ...", it is not excluded that in the commodity or device for including the element also There are other identical elements.

The alternative embodiment that the invention will now be described in detail with reference to the accompanying drawings.