CN116557978A - Air conditioner external unit pipeline fixing device, control method thereof and air conditioner - Google Patents
Air conditioner external unit pipeline fixing device, control method thereof and air conditioner Download PDFInfo
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- CN116557978A CN116557978A CN202310628280.XA CN202310628280A CN116557978A CN 116557978 A CN116557978 A CN 116557978A CN 202310628280 A CN202310628280 A CN 202310628280A CN 116557978 A CN116557978 A CN 116557978A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000013459 approach Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/26—Refrigerant piping
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/40—Vibration or noise prevention at outdoor units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0254—Ducting arrangements characterised by their mounting means, e.g. supports
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention provides an air conditioner external machine pipeline fixing device, a control method thereof and an air conditioner, wherein the pipeline fixing device comprises the following components: the first hoop assembly is provided with a first hoop and a first connecting piece used for fixing the first hoop, and the first hoop is used for encircling and fixing the first pipe; the second hoop assembly is provided with a second hoop and a second connecting piece used for fixing the second hoop, and the second hoop is used for encircling and fixing the second pipe; the first connecting piece and the second connecting piece are connected in a sliding mode, and can be driven to move close to or away from each other along a straight line according to the real-time operating frequency of the compressor. According to the invention, the connection rigidity between the first pipe and the second pipe can be adjusted by utilizing the movement of the first connecting piece and the second connecting piece, so that the rigidity of the pipeline fixing device is adjusted and matched under different operating frequencies, and the vibration noise reduction effect of the pipeline fixing device on an external pipeline can be improved on the premise of realizing the purpose of adjusting the distance between the first pipe and the second pipe.
Description
Technical Field
The invention belongs to the technical field of air conditioning, and particularly relates to an air conditioner external machine pipeline fixing device, a control method thereof and an air conditioner.
Background
In an air conditioning system, vibration of a pipeline driven by a compressor can obviously influence pipeline stress of an outdoor unit and noise value of the whole machine. Currently, the pipeline counterweight is generally a rubber ring, a damping block and a pipeline fixing block (pipe clamp). Wherein, the pipeline fixed block reduces the vibration of pipeline through connecting adjacent pipeline. Most of the existing pipeline fixing blocks are made of rubber materials, and the outside of the pipeline fixing blocks are bound with wires to achieve the purpose of fixing adjacent pipelines, however, the length and the fixing rigidity of the pipeline fixing blocks (namely pipeline fixing devices) are relatively fixed, and the optimal vibration reduction and noise reduction effects are often not achieved. In order to enable the pipeline fixing device to adapt to the fixing working conditions of different pipeline intervals, the distance between the fixing structures on two sides is adjusted in a preset range by adopting a telescopic limiting assembly in the related art, but the limiting assembly can only adapt to the reliable fixing of two pipelines by adjusting the length of the limiting assembly to different pipeline intervals, and the rigidity adaptability of the pipeline fixing device cannot be adjusted according to the running frequency of the compressor, so that the vibration reduction and noise reduction effects of the pipeline fixing device are still relatively poor, and the conventional pipeline fixing device needs to be optimized.
Disclosure of Invention
Therefore, the invention provides an external machine pipeline fixing device of an air conditioner, a control method thereof and the air conditioner, which can solve the technical problems that the rigidity of the fixing device with the adjustable external machine pipeline length of the air conditioner in the prior art cannot be adjusted, and the vibration and noise reduction effect of the pipeline is poor.
In order to solve the above problems, the present invention provides an external machine pipeline fixing device of an air conditioner, comprising:
the first hoop assembly is provided with a first hoop and a first connecting piece used for fixing the first hoop, and the first hoop is used for encircling and fixing a first pipe;
the second hoop assembly is provided with a second hoop and a second connecting piece used for fixing the second hoop, and the second hoop is used for encircling and fixing a second pipe;
the first connecting piece and the second connecting piece are connected in a sliding mode, and can be driven to move close to or away from each other along a straight line according to the real-time operating frequency of the compressor.
In some embodiments of the present invention, in some embodiments,
the air conditioner external machine pipeline fixing device further comprises an air pump component, wherein the air pump component is operated to increase air pressure in the air cavity so as to drive the first connecting piece and the second connecting piece to be far away from each other, or the air pump component is operated to reduce air pressure in the air cavity so as to drive the first connecting piece and the second connecting piece to be close to each other.
In some embodiments of the present invention, in some embodiments,
the hollow rod is provided with a mounting hole, the air pump component is assembled in the mounting hole, and the mounting hole is close to the bottom wall of the air cavity and is communicated with the air cavity.
In some embodiments of the present invention, in some embodiments,
the air pump control component is used for acquiring the real-time operation frequency of the compressor and controlling the operation of the air pump component according to the acquired real-time operation frequency so that the rigidity of the air conditioner external pipeline fixing device corresponds to the acquired real-time operation frequency.
In some embodiments of the present invention, in some embodiments,
the first hoop comprises a first hoop body and a second hoop body, the first hoop body and the second hoop body are oppositely arranged to form a first encircling through hole capable of accommodating and fixing the first pipe, and the first hoop body and the second hoop body can relatively approach or keep away from sliding along a straight line; and/or the second hoop comprises a third hoop body and a fourth hoop body, the third hoop body and the fourth hoop body are oppositely arranged to form a second encircling through hole capable of accommodating and fixing the second pipe, and the third hoop body and the fourth hoop body can relatively approach or keep away from sliding along a straight line.
In some embodiments of the present invention, in some embodiments,
the first hoop further comprises a first mounting plate, the first mounting plate is detachably connected with one end of the first connecting piece, a first slideway is constructed on the first mounting plate, and one ends, corresponding to the first hoop body and the second hoop body, of the first hoop body are slidably connected in the first slideway; and/or, the second anchor ear further comprises a second mounting plate, the second mounting plate is detachably connected with one end of the second connecting piece, a second slideway is constructed on the second mounting plate, and one ends corresponding to the third hoop body and the fourth hoop body are slidably connected in the second slideway.
In some embodiments of the present invention, in some embodiments,
the first hoop further comprises a first limiting assembly, wherein the first limiting assembly comprises a first bolt, a first nut and a first elastic piece, the first bolt and the first nut can be bolted to the first hoop body and the second hoop body, the first elastic piece is sleeved on the first bolt and clamped between the first hoop body and the second hoop body; and/or, the second hoop further comprises a second limiting assembly, and the second limiting assembly comprises a second bolt, a second nut and a second elastic piece, wherein the second bolt and the second nut can be bolted to the third hoop body and the fourth hoop body, and the second elastic piece is sleeved on the second bolt and clamped between the third hoop body and the fourth hoop body.
In some embodiments of the present invention, in some embodiments,
an elastic gasket is arranged on the hole wall of the first encircling through hole; and/or the hole wall of the second encircling through hole is provided with an elastic gasket.
The invention also provides an air conditioner, which comprises an outer machine, wherein the outer machine is provided with a first pipe and a second pipe, and the first pipe and the second pipe are fixed through the outer machine pipeline fixing device of the air conditioner.
The invention also provides a control method of the external machine pipeline fixing device, which comprises the following steps:
acquiring real-time operating frequency of the compressor and a distance value between the first pipe and the second pipe;
and controlling the operation of the air pump assembly according to the acquired real-time operation frequency and the interval value, and increasing the air pressure in the air cavity or reducing the air pressure in the air cavity so that the pressure of the air in the air cavity reaches the target pressure corresponding to the real-time operation frequency.
In some embodiments, the target pressure is obtained by:
fixedly connecting a first pipe with a first space with a second pipe by adopting the air conditioner external machine pipeline fixing device;
operating the compressor to perform vibration test on the external machine;
obtaining corresponding pipeline vibration response values of different compressor operating frequencies at a first interval;
and adjusting the gas pressure in the air cavity by taking the minimum pipeline vibration peak value as a target, and recording the gas pressure corresponding to the minimum pipeline vibration peak value as the target pressure.
According to the air conditioner external pipeline fixing device, the control method thereof and the air conditioner, the first connecting piece and the second connecting piece can be driven to move close to or away from each other along the straight line according to the real-time operation frequency of the compressor, so that the connection rigidity between the first pipe and the second pipe can be adjusted by utilizing the movement, the rigidity of the pipeline fixing device is adjusted and matched under different operation frequencies, and the vibration noise reduction effect of the pipeline fixing device on an external pipeline can be further improved on the premise of achieving the purpose of adjusting the distance between the first pipe and the second pipe.
Drawings
Fig. 1 is a schematic perspective view of an external machine pipeline fixing device of an air conditioner according to an embodiment of the present invention;
FIG. 2 is an exploded view of the structure of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a schematic view illustrating an internal structure of the outdoor unit pipeline fixing device of the air conditioner in FIG. 1 at a view angle;
FIG. 6 is a schematic view showing an internal structure of the outdoor unit pipe fixing device of the air conditioner in FIG. 1 at another view angle;
fig. 7 is a control logic diagram of a control method of an external air conditioner pipeline fixing device according to an embodiment of the present invention.
The reference numerals are expressed as:
1. the first hoop component; 111. a first hoop body; 112. a second hoop body; 113. a first mounting plate; 114. a first slideway; 1151. a first bolt; 1152. a first nut; 1153. a first elastic member; 12. a first connector;
2. the second hoop component; 211. a third hoop body; 212. a fourth hoop body; 213. a second mounting plate; 214. a second slideway; 2151. a second bolt; 2152. a second nut; 2153. a second elastic member; 22. a second connector;
3. an air cavity; 31. a seal ring;
4. an air pump assembly;
5. an air pump control part.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to specific embodiments of the present invention and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be capable of being practiced otherwise than as specifically illustrated and described.
Referring to fig. 1 and 7 in combination, according to an embodiment of the present invention, there is provided an external unit pipe fixing device of an air conditioner, including:
a first anchor ear assembly 1 having a first anchor ear (not referenced) for encircling a first pipe (not shown) and a first connector 12 for securing the first anchor ear;
a second anchor ear assembly 2 having a second anchor ear (not referenced) for encircling a second pipe (not shown) and a second connector 22 for securing the second anchor ear;
the first and second links 12 and 22 are slidably coupled and can be driven toward and away from each other along a straight line depending on the real-time operating frequency of the compressor.
In this technical scheme, first connecting piece 12 and second connecting piece 22 can be driven according to the real-time running frequency of compressor and be close to each other or keep away from the removal along the straight line to can utilize the aforesaid removal to adjust the connection rigidity between first pipe and the second pipe, make pipeline fixing device's rigidity by the adjustment under different running frequency match, and then can also promote this pipeline fixing device and make an uproar effect of falling to external pipeline vibration under the prerequisite of the purpose of realizing first pipe and second pipe's interval adjustment. It should be noted that, the stiffness adjustment specifically can obtain the device stiffness values under different compressor operation frequencies and different pipe intervals through experiments, and then automatically adjusts the stiffness according to different compressor frequencies and different pipe intervals during actual operation, so that the corresponding pipeline vibration response peak value is minimum under the conditions of the real-time operation frequencies of the compressors and the current pipe intervals, and the pipeline fixing device has the best effect of reducing noise of external pipeline vibration.
In some embodiments, one of the first connecting member 12 and the second connecting member 22 is a hollow rod, the other of the first connecting member 12 and the second connecting member 22 is inserted into a hollow cylinder of the hollow rod to form the air cavity 3 between the first connecting member 12 and the second connecting member 22, as shown in fig. 5 and 6, the first connecting member 12 is a hollow rod, the second connecting member 22 is inserted into a hollow cylinder of the hollow rod, the air conditioner external pipe fixing device further comprises an air pump assembly 4, the air pump assembly 4 operates to increase the air pressure in the air cavity 3 to drive the first connecting member 12 and the second connecting member 22 away from each other, or the air pump assembly 4 operates to reduce the air pressure in the air cavity 3 to drive the first connecting member 12 and the second connecting member 22 close to each other, for example, the air pump assembly 4 is an example of the hollow rod, and the air pump assembly 4 can be assembled on the first connecting member 12, so that the pipe fixing device is more compact, although in some possible embodiments, the air pump assembly 4 can be arranged outside the casing alone, and the compact structure is not enough. The air pump assembly 4 may include a positive pressure pump and a negative pressure pump, wherein the positive pressure pump can compress external air and send the compressed air into the air cavity 3, so as to raise the air pressure in the air cavity 3, and the negative pressure pump can pump out and discharge the air in the air cavity 3 into the external environment, so as to reduce the air pressure in the air cavity 3, and of course, the positive pressure pump and the negative pressure pump may be implemented by adopting different rotation directions of an air pump, so that the air pump assembly 4 of the present invention is further more compact.
In the technical scheme, the air cavity 3 is formed between the first connecting piece 12 and the second connecting piece 22, the air pressure in the air cavity 3 is adjusted through the air pump component 4, so that the integral rigidity of the pipeline fixing device can be very conveniently adjusted according to the real-time running frequency of the compressor, the vibration of the pipeline is reduced, the vibration reduction effect is further improved, more importantly, the air cavity 3 is adopted to realize the pressure adjustment, and meanwhile, the buffer damping characteristic of the air in the air cavity 3 is also utilized to realize the buffer of the vibration of the pipeline, so that the vibration reduction effect can be definitely further improved.
In a preferred embodiment, a sealing ring 31 is disposed at the sliding fit position of the first connecting member 12 and the second connecting member 22, so that the tightness of the air cavity 3 is ensured, and the effectiveness of the air pump assembly 4 in adjusting the air pressure in the air cavity 3 is ensured.
In a specific embodiment, the hollow rod is configured with a mounting hole (not labeled in the figure) in which the air pump assembly 4 is assembled, and the mounting hole is disposed near the cavity bottom wall of the air cavity 3 and communicates with the air cavity 3.
In this technical scheme, with the air pump subassembly 4 direct package in the mounting hole, can understand at this moment that the relevant induction port or the gas vent of air pump subassembly 4 are direct to be linked together with air cavity 3 via aforementioned mounting hole, need not unnecessary trachea connection, when having simplified structural design, can also promote the operating stability (the fault point is less) of air pump subassembly 4.
In some embodiments, the external air conditioner pipe fixing device further includes an air pump control part 5, and the air pump control part 5 is used for acquiring the real-time operation frequency of the compressor and controlling the operation of the pump assembly 4 according to the acquired real-time operation frequency, so that the rigidity of the external air conditioner pipe fixing device corresponds to the acquired real-time operation frequency.
In some embodiments, the first hoop includes a first hoop body 111 and a second hoop body 112, where the first hoop body 111 and the second hoop body 112 are disposed opposite to each other to form a first encircling through hole (not labeled in the figure) capable of accommodating and fixing the first pipe, and the first hoop body 111 and the second hoop body 112 can relatively approach or separate from each other along a straight line to slide; and/or the second hoop comprises a third hoop body 211 and a fourth hoop body 212, the third hoop body 211 and the fourth hoop body 212 are oppositely arranged to form a second encircling through hole (not indexed in the figure) which can accommodate and fix the second pipe, and the third hoop body 211 and the fourth hoop body 212 can relatively approach or separate from sliding along a straight line.
In this technical scheme, the first hoop body 111, the second hoop body 112 set up relatively each other, and the third hoop body 211 and the fourth hoop body 212 set up relatively each other, and design to be close to or keep away from the slip relatively along straight line each other to make first staple bolt and second staple bolt all can adapt to the pipeline of certain pipe diameter scope, improved the suitability of first staple bolt and second staple bolt. The shape of the respective collar body is preferably adapted to the corresponding line profile to be fastened in order to ensure a reliable stability of the fastening. In order to improve the enclasping reliability of each hoop body on pipelines with different pipe diameters, each hoop body can be made of a material with certain mechanical rigidity and certain deformability, for example, a sheet metal part of stainless steel or a plastic part with a slightly larger thickness, and the like. In another preferred embodiment, the wall of the first encircling through hole is provided with an elastic gasket (not shown in the figure); and/or, an elastic gasket (not shown in the figure) is arranged on the hole wall of the second encircling through hole, and the elastic gasket can be an oil-resistant rubber pad. In this technical scheme, can utilize the elastic gasket to realize the reliable contact of each hoop body and the pipeline of different pipe diameters, can also form further attenuation noise reduction to the vibration of pipeline simultaneously.
Referring further to fig. 5 and 6, as a specific embodiment, the first anchor ear further includes a first mounting plate 113, where the first mounting plate 113 is detachably connected to one end of the first connecting piece 12, a first slide 114 is configured on the first mounting plate 113, and one ends of the first hoop 111 and the second hoop 112 corresponding to each other are slidably connected to the first slide 114; and/or, the second anchor ear further comprises a second mounting plate 213, the second mounting plate 213 is detachably connected with one end of the second connecting piece 22, a second slideway 214 is configured on the second mounting plate 213, and one ends of the third hoop body 211 and the fourth hoop body 212 corresponding to each other are slidably connected in the second slideway 214. As shown in fig. 6, the connection end of each hoop body and the corresponding mounting plate is a T-shaped structure, and the T-shaped structure is slidably connected in the first slideway 114 or the second slideway 214, so as to prevent each hoop body from falling out of the slideway while realizing that each hoop body slides along the guiding direction of the slideway.
It can be appreciated that after each tube is placed in the corresponding encircling through hole, the position of the corresponding hoop body needs to be locked to ensure the locking stability of the hoop, and in some embodiments, the first hoop further includes a first limiting component, which includes a first bolt 1151 capable of bolting the first hoop body 111 and the second hoop body 112, a first nut 1152, and a first elastic member 1153 sleeved on the first bolt 1151 and clamped between the first hoop body 111 and the second hoop body 112; and/or, the second hoop further comprises a second limiting component, wherein the second limiting component comprises a second bolt 2151 capable of bolting the third hoop body 211 and the fourth hoop body 212, a second nut 2152 and a second elastic piece 2153 sleeved on the second bolt 2151 and clamped between the third hoop body 211 and the fourth hoop body 212.
The first elastic member 1153 and the second elastic member 2153 may be a coil spring, preferably made of metal, to provide a larger compression force or resilience.
In the technical scheme, the fastening pair formed by each bolt and the nut and each elastic piece jointly act to form reliable tightening and fixing of each pipeline, the resilience force of each elastic piece can promote the threaded connection reliability of the nut and the bolt, and meanwhile, the resilience force of each elastic piece can also force the corresponding two hoop bodies to move away from, so that the process of fixed connection is facilitated.
According to an embodiment of the present invention, there is also provided an air conditioner including an external unit having a first pipe and a second pipe, the first pipe and the second pipe being fixed by the external unit pipe fixing device of the air conditioner as described above.
The air conditioner in this technical scheme adopts the outer machine pipeline fixing device of aforesaid air conditioner, and first connecting piece 12 and second connecting piece 22 can be driven and be close to each other along the straight line or keep away from the removal according to the real-time operating frequency of compressor to can utilize the aforesaid to remove the rigidity of being connected between adjustment first pipe and the second pipe, make pipeline fixing device's rigidity by the adjustment under different operating frequencies match, and then can also promote this pipeline fixing device and make an uproar effect of making an uproar to outer machine pipeline vibration under the prerequisite of the purpose of realizing first pipe and second pipe's interval adjustment.
According to an embodiment of the present invention, there is also provided a method for controlling the external pipe fixing device, including the steps of:
acquiring real-time operating frequency of the compressor and a distance value between the first pipe and the second pipe;
and controlling the operation of the air pump assembly 4 according to the acquired real-time operation frequency and the interval value, and increasing the air pressure in the air cavity 3 or reducing the air pressure in the air cavity 3 so that the pressure of the air in the air cavity 3 reaches the target pressure corresponding to the real-time operation frequency.
It should be noted that, once the positions of the first pipe and the second pipe are determined, the foregoing distance value will be determined, and changing the pressure of the gas in the air chamber 3 only will theoretically enable the first connecting member 12 and the second connecting member 22 to have a tendency of relative movement, and since the positions of the first pipe and the second pipe are fixed, the magnitude of the pressure value will be directly converted into the overall rigidity of the pipe fixing device, thereby realizing rigidity adjustment of the fixing device.
The distance value between the first pipe and the second pipe can be input after manual measurement or can be automatically detected by a distance detection component, and the acquisition mode is not limited; the real-time running frequency of the compressor can be obtained by reading the related parameters in the air conditioner control module, or the corresponding rotation speed sensor can be used for detection, and the obtaining mode is not limited by the invention.
In some embodiments, the target pressure is obtained as follows: fixedly connecting a first pipe with a second pipe with a first interval by adopting an air conditioner external machine pipeline fixing device; operating the compressor to perform vibration test on the external machine; obtaining corresponding pipeline vibration response values of different compressor operating frequencies at a first interval; and (3) adjusting the gas pressure in the air cavity 3 by taking the minimum pipeline vibration peak value as a target, and recording the gas pressure corresponding to the minimum pipeline vibration peak value as the target pressure. The target pressure finally obtained by the method can enable the vibration peak value of the pipeline to be minimum when the gas in the gas cavity 3 is at the target pressure at the corresponding first interval, so that the vibration reduction effect is at the optimal level. It can be understood that the foregoing first interval is only a generalized description of the manner of obtaining the target pressure of the present invention, and in actual operation, the foregoing first interval may set a plurality of different interval values according to needs, and obtain corresponding target pressures for the different interval values respectively, and record and store the corresponding target pressures in the corresponding control components for subsequent control to perform corresponding control after corresponding query determination.
Referring to fig. 7, first, the external air conditioner pipe fixing device of the present invention is installed on two pipes to be damped, vibration test is performed on the external air conditioner, pipe vibration response values under different compressor operation frequencies are tested, pressure in the pipe fixing device is adjusted with minimum pipe vibration response peak as an optimization target, and a pressure data set in the pipe fixing device is obtained when the minimum pipe vibration peak is reached under different compressor operation frequencies. Then, when the air conditioner is used in normal operation, when the compressors are operated to different frequencies, the controller (namely the air pump control part 5) can automatically control the air pump (namely the air pump component 4) to pump out or pump in air to reach the pressure value (namely the target pressure) of the data set for the frequency, so that the better vibration reduction and noise reduction effects of the pipeline under different compressor operation frequencies are achieved.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (11)
1. An air conditioner outdoor unit pipeline fixing device, comprising:
a first anchor ear assembly (1) having a first anchor ear for encircling a fixed first pipe and a first connector (12) for fixing the first anchor ear;
a second hoop assembly (2) having a second hoop for encircling a fixed second pipe and a second connector (22) for securing the second hoop;
the first connecting piece (12) and the second connecting piece (22) are connected in a sliding mode, and can be driven to move close to or away from each other along a straight line according to the real-time operating frequency of the compressor.
2. The outdoor unit pipe fixing apparatus of claim 1, wherein,
the air conditioner external pipe fixing device comprises a first connecting piece (12) and a second connecting piece (22), wherein one of the first connecting piece (12) and the second connecting piece (22) is a hollow rod, the other of the first connecting piece (12) and the second connecting piece (22) is inserted into a hollow cylinder of the hollow rod to form an air cavity (3) between the first connecting piece (12) and the second connecting piece (22), the air conditioner external pipe fixing device further comprises an air pump assembly (4), the air pump assembly (4) is operated to increase the air pressure in the air cavity (3) to drive the first connecting piece (12) and the second connecting piece (22) to be away from each other, or the air pump assembly (4) is operated to reduce the air pressure in the air cavity (3) to drive the first connecting piece (12) and the second connecting piece (22) to be close to each other.
3. The outdoor unit pipe fixing apparatus of claim 2, wherein,
the hollow rod is provided with a mounting hole, the air pump assembly (4) is assembled in the mounting hole, and the mounting hole is close to the bottom wall of the air cavity (3) and communicated with the air cavity (3).
4. The outdoor unit pipe fixing apparatus of claim 2, wherein,
the air pump control device is characterized by further comprising an air pump control part (5), wherein the air pump control part (5) is used for acquiring the real-time operation frequency of the compressor and controlling the operation of the air pump component (4) according to the acquired real-time operation frequency so that the rigidity of the air conditioner external machine pipeline fixing device corresponds to the acquired real-time operation frequency.
5. The outdoor unit pipe fixing apparatus of claim 1, wherein,
the first hoop comprises a first hoop body (111) and a second hoop body (112), the first hoop body (111) and the second hoop body (112) are oppositely arranged to form a first encircling through hole capable of accommodating and fixing the first pipe, and the first hoop body (111) and the second hoop body (112) can relatively approach or keep away from sliding along a straight line; and/or, the second hoop comprises a third hoop body (211) and a fourth hoop body (212), the third hoop body (211) and the fourth hoop body (212) are oppositely arranged to form a second encircling through hole capable of accommodating and fixing the second pipe, and the third hoop body (211) and the fourth hoop body (212) can relatively approach or separate from each other along a straight line to slide.
6. The outdoor unit of claim 5, wherein,
the first hoop further comprises a first mounting plate (113), the first mounting plate (113) is detachably connected with one end of the first connecting piece (12), a first slideway (114) is formed on the first mounting plate (113), and one ends, corresponding to the first hoop body (111) and the second hoop body (112), of the first hoop body are slidably connected in the first slideway (114); and/or, the second anchor ear further comprises a second mounting plate (213), the second mounting plate (213) is detachably connected with one end of the second connecting piece (22), a second slideway (214) is configured on the second mounting plate (213), and one ends corresponding to the third hoop body (211) and the fourth hoop body (212) are slidably connected in the second slideway (214).
7. The outdoor unit of claim 6, wherein,
the first hoop further comprises a first limiting assembly, wherein the first limiting assembly comprises a first bolt (1151) capable of bolting the first hoop body (111) and the second hoop body (112), a first nut (1152) and a first elastic piece (1153) sleeved on the first bolt (1151) and clamped between the first hoop body (111) and the second hoop body (112); and/or, the second anchor ear further comprises a second limiting component, the second limiting component comprises a second bolt (2151) capable of bolting the third hoop body (211) and the fourth hoop body (212), a second nut (2152) and a second elastic piece (2153) sleeved on the second bolt (2151) and clamped between the third hoop body (211) and the fourth hoop body (212).
8. The outdoor unit of claim 5, wherein,
an elastic gasket is arranged on the hole wall of the first encircling through hole; and/or the hole wall of the second encircling through hole is provided with an elastic gasket.
9. An air conditioner comprising an external unit having a first tube and a second tube, the first tube and the second tube being secured by the air conditioner external unit pipe fixing device according to any one of claims 1 to 8.
10. A control method of the external pipe fixing device according to any one of claims 2 to 8, comprising the steps of:
acquiring real-time operating frequency of the compressor and a distance value between the first pipe and the second pipe;
and controlling the operation of the air pump assembly (4) according to the acquired real-time operation frequency and the interval value, and increasing the air pressure in the air cavity (3) or reducing the air pressure in the air cavity (3) so that the pressure of the air in the air cavity (3) reaches the target pressure corresponding to the real-time operation frequency.
11. The control method according to claim 10, characterized in that the target pressure is obtained by:
fixedly connecting a first pipe with a first space with a second pipe by adopting the air conditioner external machine pipeline fixing device;
operating the compressor to perform vibration test on the external machine;
obtaining corresponding pipeline vibration response values of different compressor operating frequencies at a first interval;
and adjusting the gas pressure in the air cavity (3) by taking the minimum pipeline vibration peak value as a target, and recording the gas pressure corresponding to the minimum pipeline vibration peak value as the target pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310628280.XA CN116557978A (en) | 2023-05-30 | 2023-05-30 | Air conditioner external unit pipeline fixing device, control method thereof and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310628280.XA CN116557978A (en) | 2023-05-30 | 2023-05-30 | Air conditioner external unit pipeline fixing device, control method thereof and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116856659A (en) * | 2023-09-04 | 2023-10-10 | 中交四航局第五工程有限公司 | Scaffold for formwork support |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116856659A (en) * | 2023-09-04 | 2023-10-10 | 中交四航局第五工程有限公司 | Scaffold for formwork support |
| CN116856659B (en) * | 2023-09-04 | 2023-11-14 | 中交四航局第五工程有限公司 | Scaffold for formwork support |
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