CN208396927U - Screw compressor and vehicle with it - Google Patents
Screw compressor and vehicle with it Download PDFInfo
- Publication number
- CN208396927U CN208396927U CN201821047267.6U CN201821047267U CN208396927U CN 208396927 U CN208396927 U CN 208396927U CN 201821047267 U CN201821047267 U CN 201821047267U CN 208396927 U CN208396927 U CN 208396927U
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- Prior art keywords
- hole
- screw compressor
- orbiter
- bearing
- bearing chamber
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- 238000007906 compression Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 210000003205 muscle Anatomy 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 14
- 239000004519 grease Substances 0.000 description 38
- 239000000306 component Substances 0.000 description 27
- 239000000314 lubricant Substances 0.000 description 22
- 239000003921 oil Substances 0.000 description 14
- 238000000926 separation method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 230000003014 reinforcing effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000003245 working effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model provides a kind of screw compressor and the vehicle with it, wherein screw compressor includes: orbiter component, the first through hole that first bearing chamber is provided on orbiter component and is connected to the first bearing chamber；First crankshaft, it is threaded through on orbiter component to drive orbiter component mobile, the first pump nozzle and the first communicating passage are provided on first crankshaft, first communicating passage is connected to the first pump nozzle and first bearing chamber, and the channel of the first bearing in first bearing chamber is connected to the first communicating passage and first through hole.The technical solution of the utility model effectively solves maintenance work low efficiencys in the prior art, cumbersome problem.
Description
Technical field
The utility model relates to compressor fields, in particular to a kind of screw compressor and with its vehicle.
Background technique
Oil-free turbo-compressor is because it can be realized oil free compression and high-efficient, small in size, light weight, run smoothly
Feature is widely used in new energy vehicle brake field.In general, screw compressor by casing, fixed scroll, orbiter,
Bracket, crankshaft, anti-rotation mechanism and motor are constituted.The molded line of dynamic and static scroll plate is spiral shape, the relatively quiet vortex of orbiter
Disk is eccentric and differs 180 ° of installations, and multiple crescent-shaped spaces are then formd between dynamic and static scroll plate.In orbiter with quiet whirlpool
When the center of capstan is rotation center and is made the revolution translation without rotation with certain radius of turn, outer ring crescent-shaped space will
Constantly mobile to center, at this point, air is gradually pushed to central space, volume constantly reduces and pressure constantly increases, until
It is communicated with central exhaust port, pressure-air is discharged the pump housing, completes compression process.
Core component of the anti-rotation mechanism as oil-free turbo-compressor, at present most commonly small crank throw and rolling bearing
Composite structure, the following patent of the prior art:
The patent of Publication No. CN102971535B, which discloses, commonly uses anti-Self-rotation structure, and small crank throw is eccentric structure, Chinese yeast
It is identical as spindle eccentricity amount to turn eccentricity.Respectively there are two angular contact bearing, two groups of bearings install driving respectively at crank throw both ends
In disk bearing chamber and rack bearing room.Since it is desired that giving bearing oil injecting lubricating, oil filler point is opened up on casing, is being moistened
When lubricating oil rouge is fed, fixed scroll is removed, by oil filler point to bearing chamber fuel feeding.Publication No. CN100347449C
Patent disclose a kind of scroll fluid machine, anti-rotation oil injection structure is placed through the support plate before anti-self-rotating mechanism and is formed.
In the prior art of such as above-mentioned patent disclosure, each mutually isolated independence of bearing bore, lubricant grease needs to divide
It does not inject；And need at least to disassemble bearing bore completely the work that could complete replacement lubricant grease when safeguarding, cumbersome,
Heavy workload, working efficiency are low.
Utility model content
The utility model is intended to provide a kind of screw compressor and the vehicle with it, to solve maintenance workers in the prior art
Make low efficiency, cumbersome problem.
To achieve the goals above, one aspect according to the present utility model provides a kind of screw compressor, comprising:
Orbiter component, the first through hole for being provided with first bearing chamber and being connected to first bearing chamber on orbiter component；The
One crankshaft is threaded through on orbiter component to drive orbiter component mobile, is provided with the first pump nozzle on the first crankshaft
With the first communicating passage, the first communicating passage is connected to the first pump nozzle and first bearing chamber, the first bearing in first bearing chamber
Channel be connected to the first communicating passage and first through hole.
Further, the first crankshaft includes main shaft, pin shaft and eccentric block, and pin shaft is eccentrically arranged on main shaft and is threaded through
On orbiter component, eccentric block is eccentrically arranged on main shaft, and the first communicating passage includes first be arranged on eccentric block
Channel section and the second channel section being arranged on pin shaft.
Further, second channel section includes the axial blind hole being axially arranged along pin shaft and multiple radially sets along pin shaft
The radial through-hole set, a connection axial blind hole and first passage section in multiple radial through-hole, remaining radial through-hole connection shaft
To the channel of blind hole and first bearing.
Further, screw compressor further includes bracket, and orbiter component is movably disposed on bracket, and first is bent
Axis is rotationally worn in the bracket.
Further, orbiter component includes the drive disk and orbiter being fixedly connected, and drive disk is arranged in bracket
Between orbiter, pin shaft is threaded through in drive disk, and first through hole is arranged on drive disk.
Further, orbiter position corresponding with first through hole is provided with the second through-hole, and first through hole and second are led to
Hollow shaft is equipped in hole, hollow shaft is connected and fixed drive disk and orbiter.
Further, sealing element is provided in the second through-hole.
Further, the side of orbiter towards drive disk is provided with multiple muscle.
Further, screw compressor further includes fixed scroll, and compression chamber is formed between orbiter and fixed scroll, quiet
Scroll plate is provided with multiple muscle far from the side of compression chamber.
Another aspect according to the present utility model, provides a kind of vehicle, including screw compressor, and screw compressor is upper
The screw compressor stated.
Using the technical solution of the utility model, the lubricant grease that is injected from the first pump nozzle by the first communicating passage into
Enter first bearing chamber, and the channel Jing Guo first bearing under the effect of the pressure, finally first axle can be discharged from first through hole
Hold chamber.The structures such as first bearing chamber and the first communicating passage form a cavity in the first crankshaft and orbiter component, the
One pump nozzle makes screw compressor in injection lubricating oil for the first time as the import of the cavity, first through hole as the outlet of the cavity
When can empty air in cavity, enable lubricant grease well into cavity, and then moisten first bearing sufficiently
It is sliding.In follow-up maintenance, cavity can not be dismantled, still injects lubricant grease from the first pump nozzle, waste oil can be from the
One through-hole is extruded cavity, and which simplify the complexities of attended operation, substantially increases the working efficiency of replacement grease.Together
When, replacement grease does not need to tear machine open, and staff, which can according to need, improves maintenance frequency, guarantees screw compressor work
Effect.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the embodiment one of screw compressor according to the present utility model；
Fig. 2 shows partial enlargement diagrams at the A of the screw compressor of Fig. 1；
Fig. 3 shows the structural schematic diagram of the drive disk of the screw compressor of Fig. 1；
Fig. 4 shows the first bearing chamber of the screw compressor of Fig. 1 and the partial enlargement structural representation of second bearing chamber；
And
Fig. 5 shows the first bearing chamber and second bearing chamber of the embodiment two of screw compressor according to the present utility model
Partial enlargement structural representation.
Wherein, the above drawings include the following reference numerals:
10, bracket；11, fourth hole；20, drive disk；21, third through-hole；22, groove；23, first through hole；30, whirlpool is moved
Capstan；31, the second through-hole；32, sealing element；33, reinforcing rib；40, separation structure；41, the first separator；42, the second separator；
50, the second crankshaft；51, first rotating shaft；52, the second shaft；53, connection structure；61, second bearing；62,3rd bearing；63,
One bearing；64, the second communicating passage；65, the first communicating passage；651, first passage section；652, axial blind hole；653a, radial direction
Through-hole；653b, radial through-hole；66, the second pump nozzle；67, third pump nozzle；68, the first pump nozzle；69, hollow shaft；70,
One crankshaft；71, main shaft；72, pin shaft；73, eccentric block；80, fixed scroll；81, reinforcing rib；91, end cap；92, fifth hole.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the application and its application or making
Any restrictions.Based on the embodiment in the application, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall in the protection scope of this application.
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, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited scope of the present application processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
As shown in Figure 1 to Figure 3, one screw compressor includes orbiter component and first according to an embodiment of the present application
Crankshaft 70 is provided with first bearing chamber and the first through hole being connected to first bearing chamber 23, first axle on orbiter component
It holds and is provided with first bearing 63 in chamber, the first crankshaft 70 is threaded through in the first bearing 63 on orbiter component to drive dynamic whirlpool
Capstan component is mobile.The first pump nozzle 68 and the first communicating passage 65 are provided on first crankshaft 70, the first communicating passage 65 connects
The channel of logical first pump nozzle 68 and first bearing chamber, first bearing 63 is connected to the first communicating passage and first through hole 23.First
The channel of bearing 63 refers to the gap passed through in bearing arrangement for grease or hole, by taking roller bearing as an example, bearing it is interior
There is certain interval between ring, outer ring and roller, pass through for grease.
Using the technical solution of the present embodiment, the lubricant grease injected from the first pump nozzle 68 passes through the first communicating passage 65
Into first bearing chamber, and the channel Jing Guo first bearing 63 under the effect of the pressure, it can be finally discharged from first through hole 23
First bearing chamber.The structures such as first bearing chamber and the first communicating passage 65 form one in the first crankshaft 70 and orbiter component
A cavity, the first pump nozzle 68 make screw compressor first as the import of the cavity, first through hole as the outlet of the cavity
Air in cavity can be emptied when secondary injection lubricating oil, enables lubricant grease well into cavity, and then make first axle
It holds 63 and obtains sufficient lubrication.In follow-up maintenance, cavity can not be dismantled, still injects lubricant grease from the first pump nozzle 68,
Waste oil can be extruded cavity from first through hole 23, and which simplify the complexities of attended operation, substantially increase more
It changes oil the working efficiency of rouge.Meanwhile replacing grease and not needing to tear machine open, staff, which can according to need, improves maintenance frequency
Rate guarantees screw compressor working effect.
As depicted in figs. 1 and 2, first crankshaft 70 of the present embodiment includes main shaft 71, pin shaft 72 and eccentric block 73, pin shaft 72
It is eccentrically arranged on main shaft 71 and is threaded through on orbiter component to drive orbiter component mobile.Eccentric block 73 is eccentric
Ground is arranged on main shaft 71, to balance the operating of screw compressor.Specifically, as shown in Figures 2 and 3, the first of the present embodiment
Communicating passage 65 includes the first passage section 651 being arranged on eccentric block 73 and the second channel section being arranged on pin shaft 72.This
The screw compressor of embodiment can expose the first pump nozzle 68 by rotating the angle of eccentric block 73, can simplify note in this way
Oil operation, improves maintenance efficiency.
Preferably, the second channel section of the present embodiment includes the axial blind hole 652 being axially arranged along pin shaft 72 and more
The opening of a radial through-hole being arranged radially along pin shaft 72, axial blind hole 652 is arranged towards main shaft 71, one of radial through-hole
653a is connected to axial blind hole 652 and first passage section 651, remaining radial through-hole 653b is connected to axial blind hole 652 and first bearing
63 channel.Above structure is easy to process, is conducive to improve production efficiency.First communicating passage 65 injects the first pump nozzle 68
Lubricant grease can first fill the first side of first bearing 63, then first bearing 63 is flowed by the channel of first bearing 63
Second side, so that lubricant grease is to 63 sufficient lubrication of first bearing.
As shown in Figure 1, the screw compressor of the present embodiment further includes bracket 10, separation structure 40 and the second crankshaft 50.Its
In, orbiter component is movably disposed on bracket 10, the setting of separation structure 40 bracket 10 and orbiter component it
Between, the second crankshaft 50 is threaded through in separation structure 40.Second bearing chamber is formed between separation structure 40 and orbiter component, point
3rd bearing chamber is formed between structure 40 and bracket 10, is provided with the third being connected to second bearing chamber on orbiter component
Through-hole 21 is provided with the fourth hole 11 being connected to 3rd bearing chamber on bracket 10.Between second crankshaft 50 and separation structure 40
Form the second communicating passage 64 of connection second bearing chamber and 3rd bearing chamber.
Second bearing chamber is connected to form another cavity by above structure by the second communicating passage 64 with 3rd bearing chamber,
When injecting lubricant grease to screw compressor, can successively be infused to second bearing chamber and 3rd bearing chamber by third through-hole 21
Enter lubricant grease, saves the time of primary replacement pouring orifice dismounting oiling equipment, improve oiling efficiency to a certain extent.
Meanwhile two inlet and outlet of third through-hole 21 and fourth hole 11 as the cavity, make staff can be in oiling for the first time
It is connected in the cavity to be formed to second bearing chamber with 3rd bearing chamber by third through-hole 21 and injects lubricant grease, the sky in cavity
Gas can be discharged by fourth hole 11, avoided air and compressed in the cavities and form high pressure, prevent grease from full of cavity, shadow
Ring lubricant effect.In follow-up maintenance, cavity can not be dismantled, still injects lubricant grease from third through-hole 21, new grease exists
Second bearing chamber is flowed to from first bearing chamber under the action of pressure and successively fills up the gap in first bearing chamber and second bearing
Gap in chamber.Correspondingly, waste oil can be extruded cavity from fourth hole 11 by new grease, and aforesaid operations simplify dimension
The complexity for protecting operation substantially increases the working efficiency of replacement grease.Simultaneously as the process of replacement grease does not need to tear open
Machine, staff, which can according to need, improves maintenance frequency, guarantees screw compressor working effect.
As depicted in figs. 1 and 2, the screw compressor of the present embodiment further includes fixed scroll 80, and orbiter component includes
The drive disk 20 and orbiter 30 being fixedly connected, drive disk 20 are arranged between bracket 10 and orbiter 30, orbiter
Compression chamber is formed between 30 and fixed scroll 80, drive disk 20 is arranged in towards bracket 10 in the first holding tank and first bearing chamber
Side, first through hole 23 are arranged on drive disk 20.
As shown in Figure 1, the side of the orbiter 30 towards drive disk 20 of the present embodiment is provided with multiple reinforcing ribs 33.It is quiet
Scroll plate 80 is provided with multiple reinforcing ribs 81 far from the side of compression chamber.Reinforcing rib 33 and 81 one side of reinforcing rib increase dynamic whirlpool
Contact area between capstan 30 and fixed scroll 80 and air is able to ascend heat dissipation effect, another party in compressor operation
Face improves the structural strength of orbiter 30 and fixed scroll 80.
As shown in Fig. 2, the orbiter 30 of the present embodiment position corresponding with first through hole 23 is provided with the second through-hole 31,
It is equipped with hollow shaft 69 in first through hole 23 and the second through-hole 31, to be connected and fixed drive disk 20 and orbiter 30 and make to lubricate
Grease can be discharged from the hollow pipeline of hollow shaft 69.Sealing element 32 is provided in second through-hole 31 to prevent lubricant grease stream
Enter in the compression chamber between orbiter 30 and fixed scroll 80.
Specifically, as shown in figure 4, second crankshaft 50 of the present embodiment includes first rotating shaft 51, the second shaft 52 and connection
Structure 53, connection structure 53 are arranged between first rotating shaft 51 and the second shaft 52.Second bearing is intracavitary to be provided with second bearing
61, first rotating shaft 51 is threaded through in second bearing 61, and 3rd bearing is intracavitary to be provided with 3rd bearing 62, and the second shaft 52 is threaded through
In 3rd bearing 62, connection structure 53 is threaded through in separation structure 40.Connection is formed between connection structure 53 and separation structure 40
Second communicating passage 64 of second bearing chamber and 3rd bearing chamber, third through-hole 21 are connected by the channel of second bearing 61 with second
Circulation passage 64 is connected, and fourth hole 11 is connected by the channel of 3rd bearing 62 with the second communicating passage 64.Above-mentioned second bearing
What 61 channel and the channel of 3rd bearing 62 referred to is also the gap passed through in bearing arrangement for grease or hole, with Roller Shaft
For holding, there is certain interval between the inner ring of bearing, outer ring and roller, pass through for grease.
As shown in figure 4, the separation structure 40 of the present embodiment includes the first separator 41 and the second separator 42, wherein the
Second bearing chamber is formed between the first holding tank being arranged on one separator 41 and orbiter component, the setting of third through-hole 21 exists
On the bottom wall of first holding tank, the second pump nozzle 66 is detachably provided on third through-hole 21.Second separator 42 and bracket
3rd bearing chamber is formed between the second holding tank being arranged on 10, fourth hole 11 is arranged on the bottom wall of the second holding tank.Branch
End cap 91 is also detachably provided on frame 10, when end cap 91 is fixedly mounted over the mount 10, end cap 91 can cover the 4th
Through-hole 11 makes second bearing chamber form closed cavity.Lower cover 91 is unloaded in oiling to expose fourth hole 11, new lubrication
Grease injects first bearing chamber from the second pump nozzle 66 under the effect of the pressure, and through first bearing chamber to second bearing chamber stream
It is dynamic, with full of the gap in the gap and second bearing chamber in first bearing chamber, pressure of the grease old at this time in new grease
It can be discharged from fourth hole 11 under effect；After the completion of oiling, end cap 91 is loaded onto block fourth hole 11, at this time the second note
Oil nozzle 66 can play the role of check valve, and lubricant grease is made not flow out first bearing chamber from first through hole 21.
Further, since the channel of second bearing 61 is substantially annular in shape, to be connected to third through-hole 21 sufficiently with channel,
As shown in Figure 1, fluted 22 are arranged on the bottom wall of first holding tank of the present embodiment, third through-hole 21 deviates second bearing 61
Axle center is arranged and passes through groove 22 to be connected with each channel of second bearing 61.Preferably, groove 22 can be and second bearing 61
Coaxial circular groove is also possible to annular groove corresponding with the circular passage of second bearing 61.
The screw compressor of the present embodiment in the position of fourth hole 11 is provided with fastener to fix 3rd bearing 62,
In the present embodiment, the diameter of fourth hole 11 is greater than the outer diameter of the inner ring of 3rd bearing 62, so that fourth hole 11 and third axis
Hold 62 channel be connected.
Two screw compressor is connected to the sky to be formed with 3rd bearing chamber to second bearing chamber according to an embodiment of the present application
The structure of chamber is made that improvement, specifically as shown in figure 5, in the present embodiment, is provided with fifth hole 92 on end cap 91, the 5th
Third pump nozzle 67 is detachably provided in through-hole 92.Fifth hole 92 and third pump nozzle 67 are changing staff
Without removing entire end cap 91 when oily maintenance work, second bearing chamber and the only can be opened by unloading third pump nozzle 67
Three bearing bores are connected to the work that the cavity to be formed completes note such as lubricant grease and removal of lubricant rouge.Meanwhile above structure also makes
It is logical to cavity oiling, from the 5th by the second pump nozzle 66 that the screw compressor of the present embodiment can both unload third pump nozzle 67
92 oil extraction of hole can also unload the second pump nozzle 66 by third pump nozzle 67 to cavity oiling, from 21 oil extraction of third through-hole, make
Maintenance work is more flexible.
Present invention also provides a kind of vehicles, and the embodiment according to the vehicle (not shown) of the application includes scroll compression
Contracting machine, wherein screw compressor includes all or part of structure member of the embodiment of above-mentioned each screw compressor, the present embodiment
Vehicle have the characteristics that screw compressor attended operation is simple, maintenance efficiency is high.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
The lubricant grease injected from the first pump nozzle enters first bearing chamber by the first communicating passage, and in the work of pressure
With the lower channel by first bearing, finally first bearing chamber can be discharged from first through hole.First bearing chamber and the first connection
The structures such as channel form a cavity in the first crankshaft and orbiter component, the first pump nozzle as the cavity import,
First through hole enables screw compressor to empty the air in cavity in injection lubricating oil for the first time as the outlet of the cavity, makes
Lubricant grease can be well into cavity, and then first bearing is made to obtain sufficient lubrication.In follow-up maintenance, can not dismantle
Cavity still injects lubricant grease from the first pump nozzle, and waste oil can be extruded cavity from first through hole, which simplify
The complexity of attended operation substantially increases the working efficiency of replacement grease.Meanwhile replacing grease and not needing to tear machine open, it works
Personnel, which can according to need, improves maintenance frequency, guarantees screw compressor working effect.
In the description of the present application, it is to be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, vertical,
Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System is merely for convenience of description the application and simplifies description, and in the absence of explanation to the contrary, these nouns of locality do not indicate that
It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage
Solution is the limitation to the application protection scope；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned (80 degree of rotation or being in other orientation) with other different modes, and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
Apply for the limitation of protection scope.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of screw compressor characterized by comprising
Orbiter component is provided with first bearing chamber on the orbiter component and is connected to the first bearing chamber
First through hole (23)；
First crankshaft (70) is threaded through on the orbiter component to drive the orbiter component mobile, described first
The first pump nozzle (68) and the first communicating passage (65) are provided on crankshaft (70), described in the first communicating passage (65) connection
The channel connection described first of first pump nozzle (68) and first bearing chamber, the first bearing (63) in the first bearing chamber connects
Circulation passage (65) and the first through hole (23).
2. screw compressor according to claim 1, which is characterized in that first crankshaft (70) include main shaft (71),
Pin shaft (72) and eccentric block (73), the pin shaft (72) are eccentrically arranged on the main shaft (71) and are threaded through the dynamic vortex
On disk component, the eccentric block (73) is eccentrically arranged on the main shaft (71), and first communicating passage (65) includes setting
It sets in the first passage section (651) on the eccentric block (73) and the second channel section being arranged on the pin shaft (72).
3. screw compressor according to claim 2, which is characterized in that the second channel section includes one along the pin
The axial blind hole (652) and multiple radial through-hole being arranged radially along the pin shaft (72) that axis (72) is axially arranged, it is multiple described
The connection axial blind hole (652) and the first passage section (651), remaining described radial through-hole in radial through-hole connect
Lead to the channel of the axial blind hole (652) and the first bearing (63).
4. screw compressor according to claim 2, which is characterized in that screw compressor further includes bracket (10), described
Orbiter component is movably disposed on the bracket (10), and first crankshaft (70) is rotationally threaded through the branch
In frame (10).
5. screw compressor according to claim 4, which is characterized in that the orbiter component includes being fixedly connected
Drive disk (20) and orbiter (30), the drive disk (20) setting the bracket (10) and the orbiter (30) it
Between, the pin shaft (72) is threaded through in the drive disk (20), and the first through hole (23) is arranged on the drive disk (20).
6. screw compressor according to claim 5, which is characterized in that the orbiter (30) and the first through hole
(23) corresponding position is provided with the second through-hole (31), is worn in the first through hole (23) and second through-hole (31) free
Mandrel (69), the hollow shaft (69) are connected and fixed the drive disk (20) and the orbiter (30).
7. screw compressor according to claim 6, which is characterized in that be provided with sealing element in second through-hole (31)
(32)。
8. screw compressor according to claim 5, which is characterized in that the orbiter (30) is towards the drive disk
(20) side is provided with multiple muscle.
9. screw compressor according to claim 5, which is characterized in that the screw compressor further includes fixed scroll
(80), compression chamber is formed between the orbiter (30) and the fixed scroll (80), the fixed scroll (80) is far from institute
The side for stating compression chamber is provided with multiple muscle.
10. a kind of vehicle, including screw compressor, which is characterized in that the screw compressor is any in claim 1 to 9
Screw compressor described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821047267.6U CN208396927U (en) | 2018-07-03 | 2018-07-03 | Screw compressor and vehicle with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821047267.6U CN208396927U (en) | 2018-07-03 | 2018-07-03 | Screw compressor and vehicle with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208396927U true CN208396927U (en) | 2019-01-18 |
Family
ID=65130586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821047267.6U Withdrawn - After Issue CN208396927U (en) | 2018-07-03 | 2018-07-03 | Screw compressor and vehicle with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208396927U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757445A (en) * | 2018-07-03 | 2018-11-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Screw compressor and vehicle with it |
| CN111271285A (en) * | 2020-04-10 | 2020-06-12 | 西安工研思源新能源动力科技有限公司 | Oil-free scroll compressor |
-
2018
- 2018-07-03 CN CN201821047267.6U patent/CN208396927U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757445A (en) * | 2018-07-03 | 2018-11-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Screw compressor and vehicle with it |
| CN108757445B (en) * | 2018-07-03 | 2023-11-14 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor and vehicle with same |
| CN111271285A (en) * | 2020-04-10 | 2020-06-12 | 西安工研思源新能源动力科技有限公司 | Oil-free scroll compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190118 Effective date of abandoning: 20231114 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190118 Effective date of abandoning: 20231114 |