CN206397735U - Screw compressor and its fixed scroll and upper cap assembly - Google Patents
Screw compressor and its fixed scroll and upper cap assembly Download PDFInfo
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- CN206397735U CN206397735U CN201621210189.8U CN201621210189U CN206397735U CN 206397735 U CN206397735 U CN 206397735U CN 201621210189 U CN201621210189 U CN 201621210189U CN 206397735 U CN206397735 U CN 206397735U
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- fixed scroll
- connecting line
- cap assembly
- line structure
- hole
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Abstract
The utility model discloses a kind of screw compressor and its fixed scroll and upper cap assembly, fixed scroll includes fixed scroll (1), upper lid (20) with upper cap assembly and is connected fixed scroll (1) and the connecting line structure of upper lid (20), having on upper lid (20) has the quiet disk connecting hole (1a) being connected with connecting line structure on the through hole (201) passed through for connecting line structure, fixed scroll (1)；Thrust structure (211) is provided with connecting line structure, thrust structure (211) covers the projection covering through hole (201) of (20) upwards, and connecting line structure is less than the internal diameter of through hole (201) positioned at the external diameter of upper tubular section (215) of the thrust structure (211) away from fixed scroll (1).Above-mentioned fixed scroll and upper cap assembly, it is ensured that Welding Safety is reliable；The demand of the installation positioning precision between through hole 201 and quiet disk connecting hole 1a is reduced, production cost is reduced；Reduce the vibration of connecting line structure.
Description
Technical field
The utility model is related to compression device technical field, more particularly to a kind of screw compressor and its fixed scroll with it is upper
Cap assembly.
Background technology
Screw compressor has the advantage that energy-efficient, noise is low and reliability is high with it, is widely applied, especially
It is enthalpy-increasing scroll compressor.
In order to which outside refrigerant is introduced in compression chamber, enthalpy-increasing scroll compressor needs to set up independent increasing enthalpy pipe, even
Connect the compression chamber and external refrigeration system inside compressor.At present, increasing enthalpy pipe directly runs through compressor top cover, and increasing enthalpy pipe one end is straight
Connect in succession in the increasing enthalpy hole of fixed scroll, the other end is directly connected with external refrigeration system, increasing enthalpy pipe is directly welded on lid.
Because increasing enthalpy pipe needs to connect the through hole passed through for increasing enthalpy pipe on increasing enthalpy hole and upper lid, therefore, welding fluid is easily along increasing enthalpy Guan Youtong
Hole flows into the inside of compressor；Also, the demand of the installation positioning precision in through hole and increasing enthalpy hole is higher, also connect on especially upper lid
The axial arranged air intake duct similar with increasing enthalpy pipe connection seal form is connected to, accuracy requirement is considerably increased, adds vortex
Compressor production cost；Also, if air intake duct or increasing enthalpy pipe install not in good time, the vibration on compressor inner pump can be by this
A little pipelines are passed out so that pipeline vibration aggravates, and influence the reliability of compressor.
Therefore, how to ensure that Welding Safety is reliable, reduction accuracy requirement and vibration, are that those skilled in the art are urgently to be resolved hurrily
The problem of.
Utility model content
In view of this, the utility model provides a kind of fixed scroll and upper cap assembly, to ensure that Welding Safety is reliable, drop
Low accuracy requirement and vibration.The utility model additionally provides a kind of scroll compression with above-mentioned fixed scroll with upper cap assembly
Machine.
To achieve the above object, the utility model provides following technical scheme：
A kind of fixed scroll and upper cap assembly, including fixed scroll, upper lid and the connection fixed scroll and the upper lid
Connecting line structure, having on the upper lid on the through hole passed through for the connecting line structure, the fixed scroll has
The quiet disk connecting hole being connected with the connecting line structure；
Thrust structure is provided with the connecting line structure, the thrust structure covers described to the projection of the upper lid
Through hole, the connecting line structure is located at the external diameter of upper tubular section of the thrust structure away from the fixed scroll less than described
The internal diameter of through hole.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the upper surface of the thrust structure is and through hole place
Upper interior surface mating surface bonded to each other.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the connecting line structure stretches into the quiet disk connecting hole
There is sealing ring between the inwall of one end and the quiet disk connecting hole.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the connecting line structure stretches into the quiet disk connecting hole
One end has groove, and the sealing ring is located in the groove.
Preferably, in above-mentioned fixed scroll and upper cap assembly, in addition to the thrust structure and the upper lid are arranged at
Between thrust component, the thrust component covers the through hole to the projection of the upper lid；
The thrust component has the thrust surface bonded to each other with the inner surface of the upper lid.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the heat-insulating property of the thrust component is higher than the company
The heat-insulating property of adapter line structure.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the connecting line structure is the connecting line of integral type.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the top that the connecting line structure includes being sequentially connected is consolidated
Determine part, intermediate connecting part and lower seal part, the top fixed component coordinates with the through hole, the lower seal
Part coordinates with the quiet disk connecting hole.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the heat-insulating property of the intermediate connecting part is higher than on described
The heat-insulating property of portion's fixed component and the lower seal part.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the flexibility of the intermediate connecting part is solid higher than the top
Determine the flexibility of part and the lower seal part.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the top that the connecting line structure includes being connected with each other is consolidated
Determine part and lower seal part, the top fixed component coordinates with the through hole, the lower seal part with it is described quiet
Disk connecting hole coordinates.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the top fixed component and the lower seal part mistake
It is full of cooperation.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the top fixed component and the lower seal part
Junction has thermal insulation layer.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the connecting line structure stretches into the quiet disk connecting hole
One end has lug boss, and the lug boss cooperates with the quiet disk connecting hole.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the lug boss is hemisphere jut.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the connecting line structure stretches into the quiet disk connecting hole
One end, which has, has sealing ring in groove, the groove；
The bossing is upper projecting portion and lower convex portion by the groove.
Preferably, in above-mentioned fixed scroll and upper cap assembly, the connecting line structure is increasing enthalpy pipe and/or air intake duct.
The utility model additionally provides a kind of screw compressor, including fixed scroll and upper cap assembly, the fixed scroll
It is the fixed scroll described in any one as described above and upper cap assembly with upper cap assembly.
It can be seen from above-mentioned technical scheme that, the connecting line that the utility model is provided, outside connecting line fabric connectivity
Portion's refrigeration system (being herein increasing enthalpy system) and fixed scroll internal compression cavity (compression chamber).When connecting line structure is increasing enthalpy
The refrigerant of outer low temperature low pressure is reintroduced back in compression chamber by Guan Shi, connecting line structure, realizes the Gas-supplying enthalpy-increasing of compressor
Effect.When connecting line structure is air intake duct, the refrigerant of outer low temperature low pressure is reintroduced back to compression by connecting line structure
Intracavitary, realizes the air inlet effect of compressor.Because the projection that thrust structure is covered upwards covers through hole, it effectively prevent in welding
Welding fluid instills the inside of compressor when lid and connecting line, it is ensured that Welding Safety is reliable；Connecting line structure is located at thrust structure
The external diameter of upper tubular section away from fixed scroll is less than the internal diameter of through hole so that connecting line structure can be tilted along through hole, with
It is easy to adjust the position of connecting line structure, reduces the demand of the installation positioning precision between through hole and quiet disk connecting hole, just
In processing, the production cost of screw compressor is reduced；Thrust structure has the effect of axial limiting connecting line structure, effectively keeps away
The situation that the lower end base of connecting line structure is contacted with the bottom of quiet disk connecting hole is exempted from, it is to avoid what fixed scroll was produced shakes
It is dynamic to be delivered in connecting line structure, reduce the vibration of connecting line structure.
The utility model additionally provides a kind of screw compressor with above-mentioned fixed scroll with upper cap assembly.Due to above-mentioned
Fixed scroll has above-mentioned technique effect with upper cap assembly, and the screw compressor with above-mentioned fixed scroll and upper cap assembly also should
With same technique effect, no longer tire out one by one state herein.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
The first structural representation of fixed scroll and upper cap assembly that Fig. 1 provides for the utility model embodiment；
The first structural representation for the connecting line structure that Fig. 2 provides for the utility model embodiment；
The first structural representation for the upper lid that Fig. 3 provides for the utility model embodiment；
Second of structural representation of the upper lid that Fig. 4 provides for the utility model embodiment；
Second of structural representation of the connecting line structure that Fig. 5 provides for the utility model embodiment；
Second of structural representation of fixed scroll and upper cap assembly that Fig. 6 provides for the utility model embodiment；
Second of structure top view of the connecting line structure that Fig. 7 provides for the utility model embodiment；
The third structural representation of fixed scroll and upper cap assembly that Fig. 8 provides for the utility model embodiment；
4th kind of structural representation of fixed scroll and upper cap assembly that Fig. 9 provides for the utility model embodiment；
The heeling condition schematic diagram for the connecting line structure that Figure 10 provides for the utility model embodiment；
The structural representation for the screw compressor that Figure 11 provides for the utility model embodiment.
Embodiment
The utility model discloses a kind of fixed scroll and upper cap assembly, to ensure that Welding Safety is reliable, reduction precision is needed
Ask and vibrate.The utility model additionally provides a kind of screw compressor with above-mentioned fixed scroll with upper cap assembly.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
The utility model is quiet there is provided a kind of fixed scroll and upper cap assembly, including fixed scroll 1, upper lid 20 and connection
There is the through hole 201 passed through for connecting line structure on scroll plate 1 and the connecting line structure of upper lid 20, upper lid 20, it is quiet to be vortexed
There is the quiet disk connecting hole 1a being connected with connecting line structure on disk 1；Thrust structure 211 is provided with connecting line structure, only
The projection covering through hole 201 of the upward lid 20 of selection structure 211, connecting line structure is located at thrust structure 211 away from fixed scroll 1
The external diameter of upper tubular section 215 is less than the internal diameter of through hole 201.
The fixed scroll that the utility model embodiment is provided and upper cap assembly, connecting line fabric connectivity external refrigeration system
(being herein increasing enthalpy system) and the internal compression cavity (compression chamber) of fixed scroll 1.When connecting line structure is increasing enthalpy pipe, connection
The refrigerant of outer low temperature low pressure is reintroduced back in compression chamber by pipeline structure, realizes the Gas-supplying enthalpy-increasing effect of compressor.When even
When adapter line structure is air intake duct, the refrigerant of outer low temperature low pressure is reintroduced back in compression chamber by connecting line structure, is realized
The air inlet effect of compressor.Because the projection of the upward lid 20 of thrust structure 211 covers through hole 201, it effectively prevent in welding
Welding fluid 22 instills the inside of compressor when lid and connecting line 21, it is ensured that Welding Safety is reliable；Connecting line structure is located at thrust
The external diameter of upper tubular section 215 of the structure 211 away from fixed scroll 1 is less than the internal diameter of through hole 201 so that connecting line structure can
Tilt, in order to adjust the position of connecting line structure, reduce between through hole 201 and quiet disk connecting hole 1a along through hole 201
The demand of positioning precision is installed, is easy to processing, the production cost of screw compressor is reduced；Thrust structure 211 has axial limiting
The effect of connecting line structure, what the lower end base and quiet disk connecting hole 1a bottom that effectively prevent connecting line structure were contacted
Situation, it is to avoid the vibration that fixed scroll 1 is produced is delivered in connecting line structure, reduces the vibration of connecting line structure.
As shown in Figure 1, Figure 2 and Figure 3, in the first embodiment, the upper surface of thrust structure 211 for the institute of through hole 201
The mating surface bonded to each other of upper interior surface 202.In the present embodiment, for the ease of processing, the upper table of thrust structure 211
Face is plane, and upper interior surface 202 can be plane by punch process.
Preferably, connecting line structure is stretched into has between quiet disk connecting hole 1a one end and quiet disk connecting hole 1a inwall
Sealing ring 23.Sealing ring 23 is preferably O-ring seal.By setting sealing ring 23, improve connecting line structure and connect with quiet disk
Connect hole 1a sealing property.
In order to improve the stability of sealing ring 23, one end that connecting line structure stretches into quiet disk connecting hole 1a has groove
213, sealing ring 23 is located in groove 213.
As shown in Fig. 4, Fig. 5, Fig. 6 and Fig. 7, in second of embodiment, the quiet vortex that the utility model embodiment is provided
Disk and upper cap assembly also include the thrust component 24 being arranged between thrust structure 211 and upper lid 20, thrust component
The projection covering through hole 201 of 24 upward lids 20；Thrust component 24 has the thrust bonded to each other with the inner surface of upper lid 20
Face 241.By above-mentioned setting, without being processed again to upper lid 20 so that above lid 20 is simple in construction.Above lid 20 is with connecting
Exemplified by the upper interior surface 202 that the thrust structure 211 of adapter line structure coordinates is curved wall, due to thrust component 24
It is the part separated with connecting line structure, thrust surface 241 easily can be processed as what is be engaged with upper interior surface 202
Cambered surface.
Preferably, the heat-insulating property of thrust component 24 is higher than the heat-insulating property of connecting line structure.Effectively reduce
It is welded to connect the heat transmitted when pipeline structure and upper lid 20 to connecting line structure bottom.In the embodiment with sealing ring 23
In, the situation for effectively reducing the temperature distortion of sealing ring 23 occurs.
Assemble for convenience, as shown in figures 2 and 5, connecting line structure is the connecting line 21 of integral type.
As shown in figure 8, in second of connecting line structure, connecting line structure includes the top fixed part being sequentially connected
Part 27, intermediate connecting part 25 and lower seal part 21a, top fixed component 27 coordinate with through hole 201, lower seal portion
Part 21a and quiet disk connecting hole 1a coordinates.By above-mentioned setting, the regulation of connecting line structure each several part diameter is facilitated, and then
It is convenient to coordinate with through hole 201 and quiet disk connecting hole 1a.
Preferably, the heat-insulating property of intermediate connecting part 25 is higher than top fixed component 27 and lower seal part 21a
Heat-insulating property.By above-mentioned setting, effectively reduce when being welded to connect pipeline structure and upper lid 20 to connecting line structure bottom
The heat of transmission.In the embodiment with sealing ring 23, the situation for effectively reducing the temperature distortion of sealing ring 23 occurs.
Further, the flexibility of intermediate connecting part 25 is soft higher than top fixed component 27 and lower seal part 21a
Property.That is, intermediate connecting part 25 can deform, in order to further reduce between through hole 201 and quiet disk connecting hole 1a
The demand of positioning precision is installed.Also, the compressor transmitted from lower seal part 21a to top fixed component 27 is reduced to shake
Energy, reduce further vibration of the connecting line structure to external connection pipeline, improves the operational reliability of compressor.
As shown in figure 9, in second of connecting line structure, connecting line structure includes the top fixed part being connected with each other
Part 27 and lower seal part 21a, top fixed component 27 coordinate with through hole 201, lower seal part 21a and quiet disk connecting hole
1a coordinates.By above-mentioned setting, the regulation of connecting line structure each several part diameter is facilitated.
For the ease of assembling, top fixed component 27 and lower seal part 21a is interference fitted.
Preferably, top fixed component 27 and lower seal part 21a junction have thermal insulation layer.Effectively reduce weldering
Adapter line structure and the heat transmitted to connecting line structure bottom during upper lid 20 in succession.In the embodiment with sealing ring 23
In, the situation for effectively reducing the temperature distortion of sealing ring 23 occurs.
As shown in Figure 10, connecting line structure, which stretches into quiet disk connecting hole 1a one end, has a lug boss, lug boss and quiet disk
Connecting hole 1a cooperates.The outside dimension that connecting line structure stretches into quiet disk connecting hole 1a one end removing lug boss is both less than
The outside dimension of lug boss, connecting line structure is stretched into after quiet disk connecting hole 1a, and connecting line structure removes the part of lug boss
Gap between structure and quiet disk connecting hole 1a hole wall is larger, and then the convenient connecting line structure that adjusts is connected relative to quiet disk
Angle c between hole 1a axis, the installation positioning precision that reduce further between through hole 201 and quiet disk connecting hole 1a is needed
Ask.Also, due to reducing the cooperation area of connecting line structure and quiet disk connecting hole 1a, cause contact stress small, reduce
The contact stress and contact area contacted when connecting line Standard is bad with fixed scroll 1, reduce from fixed scroll 1 to
The vibrational energy of connecting line structure transmission, improves the reliability of compressor.
Preferably, lug boss is hemisphere jut.Lug boss can also be set to other structures, such as tapered protrusion.
The one end for stretching into quiet disk connecting hole 1a in connecting line structure, which has, has sealing ring 23 in groove 213, groove 213
Embodiment in, groove 213 by bossing be upper projecting portion 212a and lower convex portion 212b.That is, sealing ring 23 constitutes convex
The part in the portion of rising, while the effect above is reached, it is ensured that sealing effectiveness.
It is understood that connecting line structure is increasing enthalpy pipe.Certainly, connecting line structure can also be air intake duct.Its
In, when connecting line structure is increasing enthalpy pipe, quiet disk connecting hole 1a connects the increasing enthalpy hole 1b of compression chamber.
The utility model embodiment additionally provides a kind of screw compressor, including fixed scroll and upper cap assembly, quiet vortex
Disk is any fixed scroll as described above and upper cap assembly with upper cap assembly.Due to above-mentioned fixed scroll and upper cap assembly have it is upper
Technique effect is stated, the screw compressor with above-mentioned fixed scroll and upper cap assembly should also have same technique effect, herein
No longer tire out one by one and state.
Screw compressor includes housing 15, fixed scroll 1, orbiter 2, cross slip-ring 3, upper bracket 4, upper balance weight
5th, motor 6, bent axle 7, lower carriage 8, bent axle outage 9, lower cover 10, bolt 11, lower thrust part 12, bent axle oil guide piece
13rd, the anti-reverse component 17 of lower bearing 14, upper bearing (metal) 16, air-breathing, suction seal circle 18, air intake duct 19, upper lid 20 and axial increasing enthalpy
Connecting line 21.During compressor operation, anti-reverse component is opened, and refrigerant is sucked the air entry of fixed scroll 1 by air intake duct, quiet
It is compressed in scroll plate 1 and the compression chamber of the formation of orbiter 2, the increasing enthalpy between connection external refrigeration system and compression chamber connects
Outer low temperature low pressure refrigerant is reintroduced back to compression chamber by adapter road (connecting line structure), for cooling down higher temperatures in compression chamber
Continue to compress after refrigerant gas mixing in gases at high pressure, and compression chamber, compression is discharged to after ending by fixed scroll exhaust outlet
In the confined space of the formation of housing 15, finally discharged from the exhaust outlet of housing 15, completion air-breathing-compression-tonifying Qi-cooling-compression-
The process of exhaust.
It is understood that connecting line structure has center-aisle 214.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (18)
1. a kind of fixed scroll and upper cap assembly, including fixed scroll (1), upper lid (20) and connect the fixed scroll (1) with
The connecting line structure of the upper lid (20), it is characterised in that have on the upper lid (20) and worn for the connecting line structure
There is the quiet disk connecting hole (1a) being connected with the connecting line structure on the through hole (201) crossed, the fixed scroll (1)；
Be provided with thrust structure (211) in the connecting line structure, throwing from the thrust structure (211) to the upper lid (20)
Shadow covers the through hole (201), and the connecting line structure is located at the thrust structure (211) away from the fixed scroll (1)
Upper tubular section (215) external diameter be less than the through hole (201) internal diameter.
2. fixed scroll as claimed in claim 1 and upper cap assembly, it is characterised in that the upper table of the thrust structure (211)
Face is the mating surface bonded to each other with upper interior surface (202) where the through hole (201).
3. fixed scroll as claimed in claim 1 and upper cap assembly, it is characterised in that the connecting line structure stretches into described
There is sealing ring (23) between the inwall of one end of quiet disk connecting hole (1a) and the quiet disk connecting hole (1a).
4. fixed scroll as claimed in claim 3 and upper cap assembly, it is characterised in that the connecting line structure stretches into described
One end of quiet disk connecting hole (1a) has groove (213), and the sealing ring (23) is located in the groove (213).
5. fixed scroll as claimed in claim 1 and upper cap assembly, it is characterised in that also including being arranged at the thrust structure
(211) it is described it is upper lid (20) between thrust component (24), the thrust component (24) to it is described it is upper lid (20)
Projection cover the through hole (201)；
The thrust component (24) has the thrust surface (241) bonded to each other with the inner surface of the upper lid (20).
6. fixed scroll as claimed in claim 5 and upper cap assembly, it is characterised in that the thrust component (24) it is exhausted
Hot property is higher than the heat-insulating property of the connecting line structure.
7. fixed scroll as claimed in claim 1 and upper cap assembly, it is characterised in that the connecting line structure is integral type
Connecting line (21).
8. fixed scroll as claimed in claim 1 and upper cap assembly, it is characterised in that the connecting line structure is included successively
Top fixed component (27), intermediate connecting part (25) and the lower seal part (21a) of connection, the top fixed component
(27) coordinate with the through hole (201), the lower seal part (21a) coordinates with the quiet disk connecting hole (1a).
9. fixed scroll as claimed in claim 8 and upper cap assembly, it is characterised in that the intermediate connecting part (25) it is exhausted
Hot property is higher than the top fixed component (27) and the heat-insulating property of the lower seal part (21a).
10. fixed scroll as claimed in claim 8 and upper cap assembly, it is characterised in that the intermediate connecting part (25)
Flexibility is higher than the top fixed component (27) and the flexibility of the lower seal part (21a).
11. fixed scroll as claimed in claim 1 and upper cap assembly, it is characterised in that the connecting line structure includes phase
The top fixed component (27) and lower seal part (21a) connected, the top fixed component (27) and the through hole
(201) coordinate, the lower seal part (21a) coordinates with the quiet disk connecting hole (1a).
12. fixed scroll as claimed in claim 11 and upper cap assembly, it is characterised in that the top fixed component (27) with
Lower seal part (21a) interference fit.
13. fixed scroll as claimed in claim 11 and upper cap assembly, it is characterised in that the top fixed component (27) and
The junction of the lower seal part (21a) has thermal insulation layer.
14. fixed scroll and upper cap assembly as described in claim any one of 1-13, it is characterised in that the connecting line knot
One end that structure stretches into the quiet disk connecting hole (1a) has lug boss, the lug boss and quiet disk connecting hole (1a) the phase interworking
Close.
15. fixed scroll as claimed in claim 14 and upper cap assembly, it is characterised in that the lug boss is hemisphere jut.
16. fixed scroll as claimed in claim 14 and upper cap assembly, it is characterised in that the connecting line structure stretches into institute
Stating one end of quiet disk connecting hole (1a) has in groove (213), the groove (213) with sealing ring (23)；
The bossing is upper projecting portion (212a) and lower convex portion (212b) by the groove (213).
17. fixed scroll as claimed in claim 1 and upper cap assembly, it is characterised in that the connecting line structure is increasing enthalpy
Pipe and/or air intake duct.
18. a kind of screw compressor, including fixed scroll and upper cap assembly, it is characterised in that the fixed scroll and upper lid are total
As the fixed scroll as described in claim any one of 1-17 and upper cap assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621210189.8U CN206397735U (en) | 2016-11-09 | 2016-11-09 | Screw compressor and its fixed scroll and upper cap assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621210189.8U CN206397735U (en) | 2016-11-09 | 2016-11-09 | Screw compressor and its fixed scroll and upper cap assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206397735U true CN206397735U (en) | 2017-08-11 |
Family
ID=59507994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621210189.8U Withdrawn - After Issue CN206397735U (en) | 2016-11-09 | 2016-11-09 | Screw compressor and its fixed scroll and upper cap assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206397735U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523359B (en) * | 2016-11-09 | 2019-01-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Screw compressor and its fixed scroll and upper cap assembly |
-
2016
- 2016-11-09 CN CN201621210189.8U patent/CN206397735U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523359B (en) * | 2016-11-09 | 2019-01-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Screw compressor and its fixed scroll and upper cap assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170811 Effective date of abandoning: 20190125 |
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| AV01 | Patent right actively abandoned |