CN209012071U - Oil guide piece, compressor and heat exchange equipment - Google Patents
Oil guide piece, compressor and heat exchange equipment Download PDFInfo
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- CN209012071U CN209012071U CN201821909950.6U CN201821909950U CN209012071U CN 209012071 U CN209012071 U CN 209012071U CN 201821909950 U CN201821909950 U CN 201821909950U CN 209012071 U CN209012071 U CN 209012071U
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Abstract
The utility model discloses a kind of oil guide piece, compressor and heat exchange equipments；The oil guide piece includes fixing body and Oil Guide body, one end of the fixing body is connect with the Oil Guide body, the other end with the inner wall of the oil guiding hole of crankshaft for connecting, the Oil Guide body can the relatively described fixing body reverse to form helical duct, the windup-degree of the Oil Guide body is adjustable, for adjusting the spiral number of turns of the helical duct.Under different working frequencies different degrees of torsion can occur for the oil guide piece, enable compressor normal pump oil and oil extraction at different frequencies, improve the reliability of compressor；The advantages of compressor includes above-mentioned oil guide piece, therefore to have a pump oil low in energy consumption for the compressor, high reliablity；The heat exchange equipment includes above-mentioned compressor, and therefore, which has the advantages of low in energy consumption, high reliablity.
Description
Technical field
The utility model relates to Compressor Technology fields, more particularly to a kind of oil guide piece, compressor and heat exchange equipment.
Background technique
Kernel component of the inverter controlled rotary compressor as convertible frequency air-conditioner, has obtained quick development nearly ten years,
Compressor volume is realized by frequency control with the variation of load, to substantially increase the seasonal energy efficiency of air-conditioning system when
Thermal comfort at low ambient temperatures.
In recent years, with the continuous promotion of refrigerant system capacity range requirement, the working frequency of inverter controlled rotary compressor
Range constantly develops towards wideband direction.However, traditional frequency-changeable compressor is at work, pump oil amount is difficult to according to work frequency
The difference of rate is adaptively adjusted, make frequency-changeable compressor at different frequencies can not normal pump oil and oil extraction, influence frequency conversion pressure
The reliability of contracting machine.
Utility model content
Based on this, at work for traditional frequency-changeable compressor, pump oil amount is difficult to be done according to the difference of working frequency suitable
Answering property adjusts, make frequency-changeable compressor at different frequencies can not normal fuel injection, the problem of influencing the reliability of frequency-changeable compressor,
It is proposed a kind of oil guide piece, compressor and heat exchange equipment；The oil guide piece can occur different degrees of under different working frequencies
Torsion, enables compressor normal pump oil and oil extraction at different frequencies, improves the reliability of compressor；The compressor packet
Above-mentioned oil guide piece is included, therefore to have a pump oil low in energy consumption for the compressor, the advantages of high reliablity；The heat exchange equipment includes above-mentioned compression
Machine, therefore, the heat exchange equipment have the advantages of low in energy consumption, high reliablity.
Specific technical solution is as follows:
On the one hand, this application involves a kind of oil guide piece, including fixing body and Oil Guide body, one end of the fixing body with it is described
Oil Guide body disjunctor, for the other end for connecting with the inner wall of the oil guiding hole of crankshaft, the Oil Guide body being capable of the relatively described fixing body torsion
Turn to form helical duct, the windup-degree of the Oil Guide body is adjustable, for adjusting the spiral number of turns of the helical duct.
When in use, lubricating oil moves up above-mentioned oil guide piece along helical duct, when the revolving speed of crankshaft rotation is as needed
When continuous variation, since the windup-degree of the Oil Guide body is adjustable, therefore it may only be necessary to adjust the torsion angle of the Oil Guide body
Degree, can be adjusted the screw pitch of the helical duct, so can adjust the structure of the helical duct, increased or decrease helical duct
Spiral number of turns, and then it is corresponding promote or reduce lubricating oil along the difficulty of the helical duct, oiling for Oil Guide body can be adjusted
Ability and upper oil mass, and then realize the pump oil amount of compressor described in adjust automatically, enable compressor at different frequencies just
Normal pump oil and oil extraction, improve the reliability of compressor.
Technical solution is illustrated further below:
The other end of the fixing body includes that the first installation is seperated and the second installation is seperated in one of the embodiments,
The seperated and described second installation fission of first installation is cross-linked to form the inner wall mistake for the oil guiding hole with the crankshaft
It is full of the connection structure of cooperation, first installation is seperated and the second installation is seperated in default angle setting.
The Oil Guide body includes first end and second end in one of the embodiments, the first end and the installation
One end of body connects, and the second end is far from the fixing body, and the thickness of the Oil Guide body is along the first end to described second
The direction at end is gradually reduced.
The oil guide piece further includes connector in one of the embodiments, the connector include opposite third end and
4th end, the third end are connect with one end of the fixing body, and the 4th end is connect with the first end.
In one of the embodiments, the connector with a thickness of H, the total length of the Oil Guide body is L, the Oil Guide
Length of the body apart from the 4th end is Li, it is L that the Oil Guide body, which is located at length,iPlace with a thickness of Hi, then,
Wherein, 0≤Li≤L。
The Oil Guide body is elastomer in one of the embodiments,.
On the other hand, the application further relates to a kind of compressor, including oil guide piece, further includes crankshaft, and the crankshaft offers
The oil guiding hole being axially arranged along the crankshaft, the fixing body are connect with the inner wall of the oil guiding hole, and the fixing body is set to
The arrival end of the oil guiding hole, the Oil Guide body are torsionally arranged in the oil guiding hole.
When in use, lubricating oil moves up above-mentioned compressor along helical duct, when the revolving speed of crankshaft rotation is as needed
When continuous variation, since the windup-degree of the Oil Guide body is adjustable, therefore it may only be necessary to adjust the torsion angle of the Oil Guide body
Degree, can be adjusted the screw pitch of the helical duct, so can adjust the structure of the helical duct, increased or decrease helical duct
Spiral number of turns, and then it is corresponding promote or reduce lubricating oil along the difficulty of the helical duct, oiling for Oil Guide body can be adjusted
Ability and upper oil mass, and then realize the pump oil amount of compressor described in adjust automatically, enable compressor at different frequencies just
Normal pump oil and oil extraction, improve the reliability of compressor.It so can adjust the structure of the helical duct
Technical solution is illustrated further below:
The crankshaft includes multiple oil outlets in one of the embodiments, and the oil outlet is connected to the oil guiding hole,
All oil outlets are arranged along the axially spaced-apart of the crankshaft, and the diameters of all oil outlets is along the fixing body to described
The direction of Oil Guide body is gradually reduced.
The diameter of the oil outlet is D in one of the embodiments,j, the compressor maximum running frequency is F,
In,
On the other hand, the application further relates to a kind of heat exchange equipment, including compressor.
When in use, lubricating oil moves up above-mentioned heat exchange equipment along helical duct, when the revolving speed of crankshaft rotation is according to need
When constantly changing, since the windup-degree of the Oil Guide body is adjustable, therefore it may only be necessary to adjust the torsion angle of the Oil Guide body
Degree, can be adjusted the screw pitch of the helical duct, so can adjust the structure of the helical duct, increased or decrease helical duct
Spiral number of turns, and then it is corresponding promote or reduce lubricating oil along the difficulty of the helical duct, oiling for Oil Guide body can be adjusted
Ability and upper oil mass, and then realize the pump oil amount of compressor described in adjust automatically, enable compressor at different frequencies just
Normal pump oil and oil extraction, improve the reliability of compressor.
Detailed description of the invention
Fig. 1 is the structural schematic diagram at one of visual angle of oil guide piece；
Fig. 2 is the structural schematic diagram that Oil Guide body reverses first angle in Fig. 1；
Fig. 3 is the structural schematic diagram that Oil Guide body reverses second angle in Fig. 1；
Fig. 4 is the structural schematic diagram at another visual angle of oil guide piece；
Fig. 5 is the structural schematic diagram of pump housing lubricating system.
Description of symbols:
100, oil guide piece, 110, fixing body, the 112, first installation is seperated, and the 114, second installation is seperated, 120, Oil Guide body,
122, helical duct, 130, connector, 200, crankshaft, 210, oil guiding hole, 212, the arrival end of oil guiding hole, 220, oil outlet.
Specific embodiment
It is below in conjunction with attached drawing and specifically real for the purpose of this utility model, technical solution and advantage is more clearly understood
Mode is applied, the utility model is described in further detail.It should be understood that the specific embodiments described herein
Only to explain the utility model, the protection scope of the utility model is not limited.
It should be noted that it can directly on the other element when element is referred to as " being set to " another element
Or there may also be elements placed in the middle.When element is referred to as " being fixedly arranged on " another element, it can be directly in another yuan
On part or there may also be elements placed in the middle.When an element is considered as " connection " another element, it be can be directly
It is connected to another element or may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ",
"left", "right" and similar statement for illustrative purposes only, are not meant to be the only embodiment.
It is important to point out that when element is referred to as " being fixedly arranged on " another element, two elements can be it is integrated,
It can be and be detachably connected between two elements.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specifically embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more related listed items.
In addition it is also necessary to understand, in the present embodiment, term "lower", "upper", "front", "rear", "left", "right",
"inner", "outside", "top", "bottom", " side ", " other side ", " one end ", " other end ", etc. indicated by positional relationship be based on
Positional relationship shown in the drawings；The terms such as " first ", " second " are to distinguish different structure members.These terms are only
Convenient for description the utility model and simplify description, should not be understood as limiting the present invention.
As shown in Figures 1 to 4, one of embodiment oil guide piece 100, including fixing body 110 and Oil Guide body 120, peace
One end of dress body 110 is connect with Oil Guide body 120, and the other end can reverse with respect to fixing body 110 and form helical duct 122, and lead
The windup-degree of oil body 120 is adjustable, for adjusting the spiral number of turns of helical duct 122.
When in use, lubricating oil moves up above-mentioned oil guide piece 100 along helical duct 122, when the revolving speed that crankshaft 200 rotates
As needed when continuous variation, since the windup-degree of Oil Guide body 120 is adjustable, therefore it may only be necessary to adjust the torsion of Oil Guide body 120
The screw pitch of helical duct 122 can be adjusted in gyration, and the structure of such adjustable helical duct 122 increaseds or decreases spiral
The spiral number of turns in channel 122, and then Oil Guide body can be adjusted along the difficulty of helical duct 122 in corresponding promotion or reduction lubricating oil
120 oil ability and upper oil mass, and then realize the pump oil amount of adjust automatically compressor, enable compressor in different frequencies
Normal pump oil and oil extraction down improve the reliability of compressor.
As shown in Figures 1 to 4, on the basis of the above embodiments, the other end of fixing body 110 includes that the first installation is seperated
112 and the second installation fission 114, the first installation fission 112 and the second installation fission 114 are cross-linked to form and are used for and crankshaft
The connection structure of the inner wall interference fit of 200 oil guiding hole 210, the first installation fission 112 and the second installation fission 114 are in default
Angle setting.In this way, on the one hand, it is only necessary to according to the size of the internal diameter of oil guiding hole 210, it is seperated that reasonable first installation be arranged
112 and second installation fission 114 between angle so that connection structure and the inner wall interference of the oil guiding hole 210 of crankshaft 200 is matched
It closes, it is easy to process；On the other hand, during installation, it is only necessary to connection structure be put in the oil guiding hole 210 of crankshaft 200, installed
It is convenient.
As shown in Figures 1 to 4, based on any of the above embodiments, Oil Guide body 120 includes first end and second end, the
One end is connect with one end of fixing body 110, and second end is far from fixing body 110, and the thickness of Oil Guide body 120 is along first end to second end
Direction be gradually reduced.In this way, section stiffness of the Oil Guide body 120 far from first end is smaller, it is easier under the action of identical
Twist deformation, can be relatively easy to the screw pitch of adjustment helical duct 122, and then the adjustment helical duct being more easier
122 circle number, so it is corresponding promote or reduce lubricating oil along the difficulty of helical duct 122, such adjustable Oil Guide body 120
The ability that oils and upper oil mass, and then realize the pump oil amount of adjust automatically compressor, enable compressor at different frequencies just
Normal pump oil and oil extraction, improve the reliability of compressor.
As shown in Figures 1 to 4, further, based on any of the above embodiments, which further includes connector
130, connector 130 includes opposite third end and the 4th end, and third end is connect with one end of fixing body 110, the 4th end and the
One end connection.In this way, on the one hand connecting fixing body 110 and Oil Guide body 120 by connector 130, on the other hand pass through connector
130 realize the transmission of lubricating oil.On the basis of the embodiment, connector 130 with a thickness of H, the total length of Oil Guide body 120 is
L, the length at the 4th end of 120 distance of Oil Guide body are Li, it is L that Oil Guide body 120, which is located at length,iPlace with a thickness of Hi, then,Wherein, 0≤Li≤L.In this way, being L when Oil Guide body 120 is located at lengthiPlace with a thickness of HiMeet above-mentioned pass
When being formula, the thickness of Oil Guide body 120 is as the increase of height is in step wise reduction, at this point, portion of the Oil Guide body 120 far from first end
Divide rigidity smaller, the deformation that twists is easier under the action of identical, adjustment helical duct 122 can be relatively easy to
Screw pitch, and then the circle number for the adjustment helical duct 122 being more easier, and then corresponding promotion or reduction lubricating oil are along helical duct
122 difficulty can be adjusted oil ability and the upper oil mass of Oil Guide body 120, and then realize the pump oil amount of adjust automatically compressor,
Enable compressor normal pump oil and oil extraction at different frequencies, improves the reliability of compressor.It is important to point out that
LiFor the correspondence length at the 4th end of positional distance any on Oil Guide body 120, size chosen position different from Oil Guide body 120 has
It closes.
Based on any of the above embodiments, Oil Guide body 120 is elastomer.In this way, Oil Guide body 120 can be in different oil
The torsion of different angle occurs for pressure, and then realizes the windup-degree of adjustment Oil Guide body 120.
As shown in Figure 1 to Figure 3, Oil Guide body 120 is 0 ° relative to the initial windup-degree of fixing body 110, when crankshaft 200 is low
When speed rotation, under the action of the centrifugal force, lubricating oil is moved along Oil Guide body 120, at this time since revolving speed is low, centrifugal force is small, Oil Guide
Oil pressure suffered by body 120 acts on also very little, therefore Oil Guide body 120 is smaller with respect to 110 windup-degree of fixing body or is approximately zero
Degree；When 200 revolving speed of crankshaft gradually rises, the effect of oil pressure suffered by Oil Guide body 120 is gradually increased, due to the thickness of Oil Guide body 120
Inhomogeneities twist deformation in Oil Guide body 120, Oil Guide body 120 is relative to peace at this time when oil pressure increases to certain value
The windup-degree of dress body 110 is gradually increased by 0 ° forms helical duct 122, if Fig. 1 and Fig. 2 is respectively 120 torsion angle of Oil Guide body
The structural schematic diagram that degree is 0 and 180 °.Further, when compressor rotary speed continues to increase, pump oil speed is increased with it, Oil Guide body
120 receiving oil pressure are also increasing, and Oil Guide body 120 can also reverse generation shape under oil pressure effect close to the part of second end
Become, to increase the spiral number of turns of helical duct 122, changes the screw pitch of helical duct 122, windup-degree continues to increase by 180 ° at this time
Greatly, until increasing to 360 °, in turn, the difficulty that oils is improved, if Fig. 3 is that the structure that 120 windup-degree of Oil Guide body is 360 ° is shown
It is intended to.As it can be seen that the revolving speed when crankshaft 200 is bigger, pump oil speed is faster, waits the pump oil amount in the times bigger, then 120 phase of Oil Guide body
Bigger for the windup-degree of fixing body 110, i.e. the circle number of helical duct 122 is more, and the screw pitch of helical duct 122 is smaller, this
The ability that actually oils for allowing for Oil Guide body 120 gradually weakens；At this point, oil pressure is gradually smaller, Oil Guide body 120 is relative to fixing body
110 windup-degree also becomes smaller therewith, until reaching an equilibrium valve, and then realizes the automatic adjustment of compressor pump oil mass,
Enable compressor normal pump oil and oil extraction at different frequencies, improves the reliability of compressor.
One of one embodiment compressor, including oil guide piece 100, further include crankshaft 200, and crankshaft 200 is offered along song
The oil guiding hole 210 that axis 200 is axially arranged, fixing body 110 are connect with the inner wall of oil guiding hole 210, and fixing body 110 is set to oil guiding hole
Arrival end 212, Oil Guide body 120 is torsionally arranged in oil guiding hole 210.
When in use, lubricating oil moves up above-mentioned compressor along helical duct 122, when the revolving speed root that crankshaft 200 rotates
When according to needing continuous variation, since the windup-degree of Oil Guide body 120 is adjustable, therefore it may only be necessary to adjust the torsion of Oil Guide body 120
The screw pitch of helical duct 122 can be adjusted in angle, and it is logical to increased or decrease spiral for the structure of such adjustable helical duct 122
The spiral number of turns in road 122, and then Oil Guide body 120 can be adjusted along the difficulty of helical duct 122 in corresponding promotion or reduction lubricating oil
Oil ability and upper oil mass, and then realize adjust automatically compressor pump oil amount, enable compressor at different frequencies
Normal pump oil and oil extraction, improve the reliability of compressor.
As shown in figure 5, on the basis of the above embodiments, crankshaft 200 includes multiple oil outlets 220, oil outlet 220 with lead
Oilhole 210 is connected to, and all oil outlets 220 are arranged along the axially spaced-apart of crankshaft 200, and the diameter of all oil outlets 220 is along fixing body
110 are gradually reduced to the direction of Oil Guide body 120.In this way, when 200 high speed rotation of crankshaft, can control the pump housing spit oil cut rate and
Reduce pump oil power consumption.On the basis of the embodiment, crankshaft 200 includes multiple oil outlets 220, oil outlet 220 and oil guiding hole 210
Connection, the diameter of all oil outlets 220 are Dj, compressor maximum running frequency is F, whereinIn this way, in the range when, the pump oil power consumption of compressor is lower；When
When, when other conditions are equal, in compressor operational process, the oil pump capacity of oil outlet 220 is less than normal, and then pump when leading to low-frequency operation
Body generates inordinate wear because of oil starvation；WhenWhen, when other conditions are equal, (refered in particular in compressor operational process
Under high frequency), the oil pump capacity of oil outlet 220 is bigger than normal, causes compressor to spit oil cut rate higher.It should be pointed out that other conditions are equal
Refer to: other all pump body design sizes in addition to the diameter of oil outlet 220 are identical.
One of one embodiment heat exchange equipment, including compressor.
When in use, lubricating oil moves up above-mentioned heat exchange equipment along helical duct 122, when the revolving speed that crankshaft 200 rotates
As needed when continuous variation, since the windup-degree of Oil Guide body 120 is adjustable, therefore it may only be necessary to adjust the torsion of Oil Guide body 120
The screw pitch of helical duct 122 can be adjusted in gyration, and the structure of such adjustable helical duct 122 increaseds or decreases spiral
The spiral number of turns in channel 122, and then Oil Guide body can be adjusted along the difficulty of helical duct 122 in corresponding promotion or reduction lubricating oil
120 oil ability and upper oil mass, and then realize the pump oil amount of adjust automatically compressor, enable compressor in different frequencies
Normal pump oil and oil extraction down improve the reliability of compressor.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Above embodiments only express the several embodiments of the utility model, and the description thereof is more specific and detailed, but simultaneously
The limitation to utility model patent range therefore cannot be interpreted as.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this reality
With novel protection scope.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of oil guide piece, which is characterized in that including fixing body and Oil Guide body, one end of the fixing body and the Oil Guide body connect
Connect, the other end for being connect with the inner wall of the oil guiding hole of crankshaft, the Oil Guide body can the relatively described fixing body reverse to form spiral shell
Channel is revolved, the windup-degree of the Oil Guide body is adjustable, for adjusting the spiral number of turns of the helical duct.
2. oil guide piece according to claim 1, which is characterized in that the other end of the fixing body includes that the first installation is seperated
It is seperated with the second installation, seperated and described second installation of first installation is seperated be cross-linked to form for the crankshaft
The connection structure of the inner wall interference fit of oil guiding hole, first installation is seperated and the second installation is seperated in default angle setting.
3. oil guide piece according to claim 1, which is characterized in that the Oil Guide body includes first end and second end, described
First end is connect with one end of the fixing body, and the second end is far from the fixing body, and the thickness of the Oil Guide body is described in
The direction of first end to the second end is gradually reduced.
4. oil guide piece according to claim 3, which is characterized in that further include connector, the connector includes opposite
Third end and the 4th end, the third end are connect with one end of the fixing body, and the 4th end is connect with the first end.
5. oil guide piece according to claim 4, which is characterized in that the connector with a thickness of H, the Oil Guide body it is total
Length is L, and length of the Oil Guide body apart from the 4th end is Li, it is L that the Oil Guide body, which is located at length,iPlace with a thickness of Hi,
Then,Wherein, 0≤Li≤L。
6. oil guide piece according to any one of claims 1 to 5, which is characterized in that the Oil Guide body is elastomer.
7. a kind of compressor, which is characterized in that it further include crankshaft including oil guide piece as claimed in any one of claims 1 to 6, institute
It states crankshaft and offers the oil guiding hole being axially arranged along the crankshaft, the fixing body is connect with the inner wall of the oil guiding hole, described
Fixing body is set to the arrival end of the oil guiding hole, and the Oil Guide body is torsionally arranged in the oil guiding hole.
8. compressor according to claim 7, which is characterized in that the crankshaft includes multiple oil outlets, the oil outlet
It is connected to the oil guiding hole, all oil outlets are arranged along the axially spaced-apart of the crankshaft, the diameter of all oil outlets
Direction along the fixing body to the Oil Guide body is gradually reduced.
9. compressor according to claim 8, which is characterized in that the diameter of the oil outlet is Dj, the compressor highest
Running frequency is F, wherein
10. a kind of heat exchange equipment, which is characterized in that including the described in any item compressors of claim 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821909950.6U CN209012071U (en) | 2018-11-19 | 2018-11-19 | Oil guide piece, compressor and heat exchange equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821909950.6U CN209012071U (en) | 2018-11-19 | 2018-11-19 | Oil guide piece, compressor and heat exchange equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209012071U true CN209012071U (en) | 2019-06-21 |
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ID=66842723
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821909950.6U Active CN209012071U (en) | 2018-11-19 | 2018-11-19 | Oil guide piece, compressor and heat exchange equipment |
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| CN (1) | CN209012071U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109253089A (en) * | 2018-11-19 | 2019-01-22 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil guide piece, compressor and heat exchange equipment |
-
2018
- 2018-11-19 CN CN201821909950.6U patent/CN209012071U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109253089A (en) * | 2018-11-19 | 2019-01-22 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil guide piece, compressor and heat exchange equipment |
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