CN110094806A - The pipeline vibration absorption device and air conditioner of damping are realized using reducing pressure by regulating flow - Google Patents
The pipeline vibration absorption device and air conditioner of damping are realized using reducing pressure by regulating flow Download PDFInfo
- Publication number
- CN110094806A CN110094806A CN201910441942.6A CN201910441942A CN110094806A CN 110094806 A CN110094806 A CN 110094806A CN 201910441942 A CN201910441942 A CN 201910441942A CN 110094806 A CN110094806 A CN 110094806A
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- Prior art keywords
- capillary
- channel
- vibration absorption
- absorption device
- pipeline
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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
-
- 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
Abstract
The invention discloses a kind of pipeline vibration absorption devices and air conditioner that damping is realized using reducing pressure by regulating flow, wherein, pipeline vibration absorption device includes two shunting connection structures and more capillaries, each connection structure that shunts includes ontology, conduit connection and capillary pipe jointing part on the body is set and is formed in ontology and is used for the split channel of connecting pipeline interconnecting piece and capillary pipe jointing part, capillary pipe jointing part and split channel are multiple, multiple split channels, multiple capillary pipe jointing parts and more capillaries correspond, more capillaries are connected between two shunting connection structures by corresponding capillary pipe jointing part respectively.Technical solution of the present invention can efficiently solve the problem of air-conditioner hose vibration in the prior art is excessive, stress concentration easily leads to fatigue fracture.
Description
Technical field
The present invention relates to refrigeration technology fields, realize that the pipeline of damping subtracts using reducing pressure by regulating flow in particular to a kind of
Shake device and air conditioner.
Background technique
Currently, multiple outdoor machine of air-conditioner function is stronger and stronger, corresponding structure also becomes increasingly complex therewith, therefore
To the selection of structural member, design, matching, test also higher and higher requirement.Pipeline structure is an important knot of air-conditioner outdoor unit
Structure body, the stabilization, reliability of pipeline directly influence the overall performance and service life of unit during operation of air conditioner.Pipeline
The main problem that (being mostly copper pipe) occurs during operation of air conditioner is that pipeline vibration is excessive, and copper body bears to be greater than own material
The impact force of yield strength and be directly broken；Alternatively, accumulation for a long time makes stress from the impact force that other structures part passes over
Excessively concentrating can not discharge, and lead to copper body fatigue fracture.
In the prior art, solve problems common practice be adjustment pipeline move towards increase damping it is curved, tie up damping rubber
Block, patch damping damping block are fastened on sheet metal component etc. with pipe clamp.These mode effects have, but if thoroughly to solve
Certainly problem generally requires to process in plurality of positions, and which adds integrally-built complexities, improves cost, reduces
Production efficiency, and the increased material of institute is easy failure after unit operation many years, and problem is reappeared after failure, is lost more than gain.
Summary of the invention
A kind of pipeline vibration absorption device and air conditioner that damping is realized using reducing pressure by regulating flow is provided in the embodiment of the present invention, with solution
The problem of air-conditioner hose vibration certainly in the prior art is excessive, stress concentration easily leads to fatigue fracture.
To achieve the above object, the present invention provides a kind of pipeline vibration absorption device that damping is realized using reducing pressure by regulating flow, packets
Two shunting connection structures and more capillaries are included, each connection structure that shunts includes ontology, the piping connection of setting on the body
Portion and capillary pipe jointing part and the split channel for being formed in ontology and being used for connecting pipeline interconnecting piece and capillary pipe jointing part,
Capillary pipe jointing part and split channel be it is multiple, multiple split channels, multiple capillary pipe jointing parts and more capillaries are one by one
Corresponding, more capillaries are connected between two shunting connection structures by corresponding capillary pipe jointing part respectively.
Further, multiple split channels are uniformly distributed.
Further, shunt connection structure further include be formed in ontology and be connected to split channel and conduit connection it
Between buffer channel, the cross section of buffer channel is gradually reduced on the direction of conduit connection to split channel.
Further, conduit connection includes being formed in intrinsic piping connection channel, piping connection channel and shunting
Channel connection, the first end in piping connection channel have the first opening for being inserted into pipeline to be assembled, piping connection channel
Second end has the first position limiting structure limited for the end to pipeline to be assembled.
Further, capillary pipe jointing part includes being formed in intrinsic capillary interface channel, capillary interface channel
It is connected to split channel, the first end of capillary interface channel has the second opening for being inserted into capillary, capillary connection
The second end in channel has the second position limiting structure limited for the end to capillary.
Further, there is angle between the center line of split channel and the center line of conduit connection.
Further, angle is more than or equal to 20 ° and is less than or equal to 30 °.
Further, capillary is hard state capillary.
Further, it is in bending that each capillary, which is located at the part that two shunt between connection structure,.
According to another aspect of the present invention, a kind of air conditioner, including pipeline vibration absorption device, pipeline vibration absorption device are provided
For above-mentioned pipeline vibration absorption device.
It applies the technical scheme of the present invention, the pipeline of air conditioner disconnects forming two pipelines to be assembled, each piping to be installed
The conduit connection assembly of Lu Yuyi shunting connection structure, between two shuntings connection structures by the more capillaries of connection into
Row connection.When air conditioner operation, liquid refrigerants enters a shunting connection structure from the pipeline to be assembled of feed liquor, through the shunting
Multiple split channels of connection structure respectively enter more capillaries by uniform divided flows.Since capillary has reducing pressure by regulating flow
Function, liquid refrigerants through capillary reduction of speed decompression after enter back into another shunt connection structure, through the shunting connection structure
It gathers together after multiple split channels, is finally flowed out from the pipeline to be assembled of liquid out.In vibration amplitudes such as some exhausts, air-breathings
Greatly, on the pipeline that stress is concentrated, this pipeline is arranged in the states such as the liquid refrigerants of the channel interior generally big, flow velocity in pressure is fast
After damping device, using the characteristics such as connection structure, the shunting of capillary, throttling, decompression are shunted, make the liquid that pressure is big, flow velocity is fast
State refrigerant becomes the state that pressure is small, flow velocity is low after flowing through pipeline vibration absorption device, thus reach slow down significantly pipeline vibration amplitude,
The purpose of channel interior stress is reduced, so that pipeline be avoided to be broken, air conditioner operational reliability is improved, guarantees service life.This
Outside, this body structure of above-mentioned pipeline vibration absorption device is simple, more practical reliable, and since its damping effect is significant, need to only set
It sets at the one of pipeline or a limited number of place, not will increase integrally-built complexity, overall cost and production efficiency obtain
Guarantee.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the pipeline vibration absorption device that damping is realized using reducing pressure by regulating flow of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the shunting connection structure of the pipeline vibration absorption device of Fig. 1；
Fig. 3 is the schematic cross-sectional view of the shunting connection structure of Fig. 2；And
Fig. 4 is the structural schematic diagram of another angle of the shunting connection structure of Fig. 2.
Description of symbols:
10, connection structure is shunted；11, ontology；12, conduit connection；121, piping connection channel；122, the first limit knot
Structure；13, capillary pipe jointing part；131, capillary interface channel；132, the second position limiting structure；14, split channel；15, buffering is logical
Road；16, lightening hole；20, capillary；30, pipeline to be assembled；A, the distance between two shunting connection structures；B, piping connection
The internal diameter in channel；Angle between α, the center line of split channel and the center line in piping connection channel.
Specific embodiment
Present invention is further described in detail in the following with reference to the drawings and specific embodiments, but not as to limit of the invention
It is fixed.
As shown in figures 1 and 3, the pipeline of air conditioner is disconnected and the utilization reducing pressure by regulating flow of the present embodiment is set in gap
Realize that the pipeline vibration absorption device of damping, the pipeline vibration absorption device include two shunting connection structures 10 and more capillaries 20.Its
In, it is each shunt connection structure 10 include ontology 11, the conduit connection 12 being arranged on ontology 11 and capillary pipe jointing part 13 with
And it is formed in ontology 11 and is used for the split channel 14 of connecting pipeline interconnecting piece 12 and capillary pipe jointing part 13.Capillary connection
Portion 13 and split channel 14 are multiple.Multiple split channels 14, multiple capillary pipe jointing parts 13 and more capillaries 20 are one by one
It is corresponding, that is to say, that quantity, the quantity and capillary of capillary pipe jointing part 13 of each split channel 14 for shunting connection structure 10
The quantity of pipe 20 is consistent.The both ends of every capillary 20 respectively with corresponding capillary pipe jointing part in two shunting connection structures 10
13 assembly, so that more capillaries 20 be made to be connected between two shunting connection structures 10.
Using the pipeline vibration absorption device of the present embodiment, the pipeline of air conditioner disconnects forming two pipelines 30 to be assembled, each
Pipeline 30 to be assembled and the conduit connection 12 of a shunting connection structure 10 assemble, and pass through between two shunting connection structures 10
More capillaries 20 are connected to be connected to.When air conditioner operation, liquid refrigerants enters one from the pipeline to be assembled 30 of feed liquor
It shunts connection structure 10 (as shown in figure 1 shown in left arrow), multiple split channels 14 through the shunting connection structure 10 are uniform
It shunts, and respectively enters more capillaries 20.Since capillary 20 has the function of reducing pressure by regulating flow, liquid refrigerants is through capillary 20
Another is entered back into after reduction of speed decompression and shunts connection structure 10, is gathered after multiple split channels 14 of the shunting connection structure 10
Together, (as shown in figure 1 shown in right side arrow) finally is flowed out from the pipeline to be assembled 30 of liquid out.It is shaken in some exhausts, air-breathing etc.
On the pipeline that dynamic amplitude is big, stress is concentrated, generally big, states, the setting such as flow velocity is fast in pressure of the liquid refrigerants of channel interior
After this pipeline vibration absorption device, using connection structure 10, the shunting of capillary 20, throttling, the characteristics such as decompression are shunted, make pressure it is big,
The fast liquid refrigerant stream of flow velocity becomes the state that pressure is small, flow velocity is low after damping device by the road, slows down pipe significantly to reach
Road vibration amplitude, the purpose for reducing channel interior stress improve air conditioner operational reliability so that pipeline be avoided to be broken, and guarantee
Service life.In addition, this body structure of above-mentioned pipeline vibration absorption device is simple, it is more practical reliable, and due to its damping effect
Significantly, it need to only be arranged at the one of pipeline or a limited number of place, not will increase integrally-built complexity, overall cost and production
Efficiency is guaranteed.
In the pipeline vibration absorption device of the present embodiment, capillary 20 is hard state capillary, the antihypertensive effect of hard state capillary
More preferably.Certainly, the type of capillary 20 is without being limited thereto, in other embodiments, be also possible to it is other kinds of, can play
The capillary of antihypertensive effect.A variety of capillary dimensions were matched when carrying out closed test, wherein outer diameter 4mm, wall thickness are
The capillary of the specification of 2.5mm is that reducing pressure by regulating flow effect is best, and the capillary 20 in the pipeline vibration absorption device of the present embodiment is just
It is this specification used.Certainly, the dimensions of capillary 20 is without being limited thereto, in other embodiments, is also possible to it
The capillary of his dimensions.
As shown in figure 3, shunting connection structure 10 further includes being formed in ontology 11 in the pipeline vibration absorption device of the present embodiment
Buffer channel 15 that is interior and being connected between split channel 14 and conduit connection 12.Buffer channel 15 is close to split channel 14
The radial dimension of one end is greater than the radial dimension of split channel 14, and the cross section of buffer channel 15 is in conduit connection 12 to shunting
It is gradually reduced on the direction in channel 14, that is to say, that buffer channel 15 is funnel-shaped, can make liquid refrigerants narrow in entrance in this way
The buffering course that cross section before narrow split channel 14 by buffer channel 15 is successively decreased, to make the liquid separation of liquid refrigerants more
Smoothly.
As shown in figure 3, conduit connection 12 includes being formed in ontology 11 in the pipeline vibration absorption device of the present embodiment
Piping connection channel 121, piping connection channel 121 are connected to buffer channel 15, split channel 14, piping connection channel 121
First end has the first opening for being inserted into pipeline 30 to be assembled, and the second end in piping connection channel 121 has for treating
The first position limiting structure 122 that the end of assembly pipeline 30 is limited.In the present embodiment, the radial direction in piping connection channel 121
Size is greater than the radial dimension of buffer channel 15, to form the in the junction of piping connection channel 121 and buffer channel 15
One annular step surface, the first annular step face form above-mentioned first position limiting structure 122.When assembling pipeline vibration absorption device, to
Assemble pipeline 30 from first opening insertion pipeline interface channel 121, until pipeline 30 to be assembled end support it is first annular
On step surface, installation positioning can be carried out to pipeline 30 to be assembled in this way, easily facilitate assembly.In addition, in the present embodiment, pipe
The numerical value of the internal diameter B of road interface channel 121 can be taken 12mm~25mm range by practical nozzle dimensions, specific value need according to
The outer diameter for assembling pipeline 30 determines.
It should be noted that the form of conduit connection 12 is without being limited thereto, in other embodiments not shown in the figure,
Conduit connection can be other structures, for example, setting one connects pillar on the body, be formed with and shunt in connection pillar and is logical
The feed pathway of road connection, the end of pipeline to be assembled is directly set on the connection pillar.
As shown in Figures 2 to 4, in the pipeline vibration absorption device of the present embodiment, capillary pipe jointing part 13 includes being formed in this
Capillary interface channel 131 in body 11, capillary interface channel 131 are connected to split channel 14, capillary interface channel 131
First end there is the second opening for being inserted into capillary 20, the second end of capillary interface channel 131 has for hair
The second position limiting structure 132 that the end of tubule 20 is limited.In the present embodiment, the radial ruler of capillary interface channel 131
The very little radial dimension greater than split channel 14, to form the in the junction of capillary interface channel 131 and split channel 14
Second ring step surface, second annular step surface form above-mentioned second position limiting structure 132.When assembling capillary 20, capillary
20 from the second opening insertion capillary interface channel 131, until the end of capillary 20 is supported onto the second annular step surface, this
Sample can carry out installation positioning to capillary 20, easily facilitate assembly.In addition, the internal diameter of capillary interface channel 131 is basis
Depending on the outer diameter for the capillary 20 being inserted into, in the present embodiment, since the outer diameter of capillary 20 is 4mm, and general pipeline
Welding cooperation requires unilateral 0.1mm, so the internal diameter of capillary interface channel 131 should be 4.2mm.
It should be noted that the form of capillary pipe jointing part 13 is without being limited thereto, in other embodiments not shown in the figure
In, capillary pipe jointing part can be other structures, for example, on the body setting one connection pillar, connect pillar in be formed with
The liquid outlet channel of split channel connection, the end of capillary is directly set on the connection pillar.
As shown in Figures 2 to 4, in the pipeline vibration absorption device of the present embodiment, multiple split channels 14 are uniformly distributed, in this way
It may insure liquid separation effect.In the present embodiment, the quantity of split channel 14 is 9 tunnels.If the quantity of split channel 14 is excessive,
The problems such as being then difficult to ensure that each split channel fluid flow is uniform, abnormal vibrations, noise are easily caused if liquid separation is uneven；
If the quantity of split channel 14 is very few, it will lead in capillary 20 that fluid flow is excessive, flow velocity is too fast, does not have throttling and subtracts
The effect of shake.It should be noted that the quantity of split channel 14 needs size according to pipeline 30 to be assembled, every capillary 20
Size depending on, by closed test, when the quantity of split channel 14 is 9 tunnels or 12 tunnel, throttling damping effect is best.Cause
This, the quantity of the split channel 14 of the pipeline vibration absorption device of the present embodiment is set as 9 tunnels.Certainly, the shunting of pipeline vibration absorption device
The quantity in channel 14 is without being limited thereto, and in other embodiments not shown in the figure, the quantity of split channel can choose other
Numerical value.
As shown in figure 3, in the pipeline vibration absorption device of the present embodiment, the center line and conduit connection 12 of split channel 14
Center line between have angle α.Capillary interface channel 131, split channel 14 and buffer channel 15 are coaxially disposed, also
It is to say, the center line of three is overlapped.In addition, the center line of conduit connection 12 refers to the center line in piping connection channel 121.
It is arranged between split channel 14 and piping connection channel 121 in angle, the liquid flowed by piping connection channel 121 can be made
Refrigerant is more uniformly shunted, and structure is more compact.In the present embodiment, it according to closed test matching effect, selectes
Above-mentioned angle α is more than or equal to 20 ° and is less than or equal to 30 °.
As shown in Figures 2 to 4, in the pipeline vibration absorption device of the present embodiment, ontology 11 is corresponding.Capillary interface channel
131 and split channel 14 part outer profile it is tapered, on ontology 11 be arranged capillary interface channel 131 second opening
There is lightening hole 16, the lightening hole 16 is tapered, in this way can make capillary interface channel 131, split channel 14 on side
Uniform wall thickness, while loss of weight can be played the role of, reduce cost.In addition, shunting the material of connection structure 10 as brass, and one
Body is cast.The pipeline to be assembled 30 of feed liquor, shunting connection structure 10, capillary 20, the pipeline to be assembled 30 of liquid is filling out
With later by being welded to form this pipeline vibration absorption device.
As shown in Figure 1, each capillary 20 is located at two shunting connection structures 10 in the pipeline vibration absorption device of the present embodiment
Between part be in bending, liquid refrigerants can be increased in this way and flow through the length of capillary 20, thus improve reducing pressure by regulating flow effect
Fruit.In the present embodiment, the distance between two shunting connection structures 10 are A, according to multiple closed test match come A
Numberical range and rule-of-thumb relation are as follows: the distance between two shunting connection structures 10 A at least takes 200mm, the length of capillary 20
Degree is 1.5 times of the distance between two shunting connection structures 10 A.
Present invention also provides a kind of air conditioner, the embodiment according to the air conditioner of the application includes pipeline vibration absorption device,
Pipeline vibration absorption device is above-mentioned pipeline vibration absorption device, and in the present embodiment, pipeline vibration absorption device is arranged in air-conditioner outdoor unit
Pipeline on.Certainly, the setting position of pipeline vibration absorption device is without being limited thereto, and in other embodiments, pipeline vibration absorption device can
To be arranged on the pipeline at other positions of air conditioner.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
It certainly, is the preferred embodiment of the present invention above.It should be pointed out that for those skilled in the art
For, without departing from the basic principles of the invention, several improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of pipeline vibration absorption device, which is characterized in that including two shunting connection structures (10) and more capillaries (20), respectively
The conduit connection (12) and capillary for shunting connection structure (10) and including ontology (11), being arranged on the ontology (11)
It interconnecting piece (13) and is formed in the ontology (11) and for being connected to the conduit connection (12) and capillary company
The split channel (14) of socket part (13), the capillary pipe jointing part (13) and the split channel (14) are multiple, Duo Gesuo
It states split channel (14), multiple capillary pipe jointing parts (13) and the more capillaries (20) to correspond, described in more
Capillary (20) respectively by the corresponding capillary pipe jointing part (13) be connected to two shunting connection structures (10) it
Between.
2. pipeline vibration absorption device according to claim 1, which is characterized in that multiple split channels (14) are uniformly divided
Cloth.
3. pipeline vibration absorption device according to claim 1, which is characterized in that the shunting connection structure (10) further includes shape
At in the buffer channel that the ontology (11) is interior and is connected between the split channel (14) and the conduit connection (12)
(15), the cross section of the buffer channel (15) the conduit connection (12) to the split channel (14) direction on by
It is decrescence small.
4. pipeline vibration absorption device according to claim 1, which is characterized in that the conduit connection (12) includes being formed in
Piping connection channel (121) in the ontology (11), the piping connection channel (121) and the split channel (14) are even
Logical, the first end of the piping connection channel (121) has the first opening for being inserted into pipeline to be assembled (30), the pipeline
The second end of interface channel (121) has the first position limiting structure limited for the end to the pipeline (30) to be assembled
(122)。
5. pipeline vibration absorption device according to claim 1, which is characterized in that the capillary pipe jointing part (13) includes being formed
Capillary interface channel (131) in the ontology (11), the capillary interface channel (131) and the split channel
(14) it being connected to, the first end of the capillary interface channel (131) has the second opening for being inserted into the capillary (20),
The second end of the capillary interface channel (131) has the second limit limited for the end to the capillary (20)
Bit architecture (132).
6. pipeline vibration absorption device according to claim 1, which is characterized in that the center line of the split channel (14) and institute
Stating has angle between the center line of conduit connection (12).
7. pipeline vibration absorption device according to claim 6, which is characterized in that the angle be more than or equal to 20 ° and be less than etc.
In 30 °.
8. pipeline vibration absorption device according to claim 1, which is characterized in that the capillary (20) is hard state capillary.
9. pipeline vibration absorption device according to claim 1, which is characterized in that each capillary (20) is located at described in two
Shunting the part between connection structure (10) is in bending.
10. a kind of air conditioner, including pipeline vibration absorption device, which is characterized in that the pipeline vibration absorption device is claim 1 to 9
Any one of described in pipeline vibration absorption device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910441942.6A CN110094806A (en) | 2019-05-24 | 2019-05-24 | The pipeline vibration absorption device and air conditioner of damping are realized using reducing pressure by regulating flow |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910441942.6A CN110094806A (en) | 2019-05-24 | 2019-05-24 | The pipeline vibration absorption device and air conditioner of damping are realized using reducing pressure by regulating flow |
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| CN106500413A (en) * | 2016-10-19 | 2017-03-15 | 珠海格力电器股份有限公司 | Part flow arrangement and its control method, air-conditioner |
| CN106839497A (en) * | 2017-02-07 | 2017-06-13 | 海信（山东）空调有限公司 | A kind of recuperated cycle system and its control method and air-conditioning |
| CN207247346U (en) * | 2017-04-17 | 2018-04-17 | 广东芬尼克兹节能设备有限公司 | The anhydrous multi-joint hybrid system of floor heating |
| CN207751160U (en) * | 2018-01-15 | 2018-08-21 | 广州菱伴电子设备有限公司 | Shock-damping structure and its air-conditioning inside a kind of air-conditioning |
| CN109405371A (en) * | 2018-10-09 | 2019-03-01 | 珠海格力电器股份有限公司 | Capillary and current divider integral type part flow arrangement and its assembly method and air-conditioning |
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