CN105782033B - The assembly technology of screw compressor, air conditioner and screw compressor - Google Patents
The assembly technology of screw compressor, air conditioner and screw compressor Download PDFInfo
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- CN105782033B CN105782033B CN201410833937.7A CN201410833937A CN105782033B CN 105782033 B CN105782033 B CN 105782033B CN 201410833937 A CN201410833937 A CN 201410833937A CN 105782033 B CN105782033 B CN 105782033B
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Abstract
The present invention provides the assembly technologies of a kind of screw compressor, air conditioner and screw compressor.The screw compressor includes: shell；Fixed scroll, fixed scroll are mounted in shell, the quiet Pan Wojuanbi that quiet disk sealing mirror surface is wherein provided on fixed scroll and is arranged on quiet disk sealing mirror surface；Orbiter, orbiter are mounted in shell, and orbiter is located at the lower section of fixed scroll；And increasing enthalpy drainage device, wherein increasing enthalpy drainage device includes external increasing enthalpy component, quiet disk inside increasing enthalpy component and Moving plate inside increasing enthalpy component, external increasing enthalpy component is mounted on shell, and one end of external increasing enthalpy component is located inside quiet disk in increasing enthalpy component, external increasing enthalpy component is connected to increasing enthalpy component inside quiet disk, inside quiet disk increasing enthalpy component by the rotary motion of orbiter with increasing enthalpy component is intermittent inside Moving plate is connected to, to achieve the purpose that reduce increasing enthalpy drag losses, raising reliability.
Description
Technical field
The present invention relates to compression device fields, more particularly to a kind of screw compressor, the sky containing the screw compressor
Adjust the assembly technology of device and screw compressor.
Background technique
With the reduction of environment temperature, the evaporating temperature of normal air source heat pump system can also be reduced.Condensation temperature not
In the case where change, the compression ratio of compressor increases, and the inspiratory volume of compressor increases, and gas transmission coefficient reduces, and will lead to system
The normal compression process of compression process substantial deviation, compression efficiency will be reduced rapidly.When environment temperature is down to zero degrees celsius hereinafter, steaming
When hair temperature is too low, the compression ratio increase of compressor causes excessive discharge temperature, more than the working range that compressor allows, causes
High frequent start-stop, system can not work normally, and setting will lead to compressor and burn when serious.It is this in low temperature in order to solve
The problem of causing the delivery temperature of compressor to steeply rise when heating under environment, the technological means of existing maturation is into compression chamber
The relatively low liquid or gas of temperature is sprayed into come the purpose that reduces delivery temperature.
And in existing enthalpy-increasing compressor technology, refrigerant gas is by the circulation passage of sealing from the outside of compressor
It is compressed into intermediate compression chamber, wherein sealing distribution channel a part is made of increasing enthalpy recirculation hole inside quiet disk, another portion
Divide by being constituted with the external increasing enthalpy circulation passage that quiet disk recirculation hole can seal, and technological difficulties are how to realize external increasing enthalpy circulation
Sealing between channel and quiet disk increasing enthalpy recirculation hole, the design method of existing external increasing enthalpy circulation passage be broadly divided into it is radial and
Axial form.
For the mode that external increasing enthalpy circulation passage is arranged radially, channel design component is complicated, and distribution channel is longer,
When compressor works without increasing enthalpy tonifying Qi, there are high pressure gas in external increasing enthalpy circulation passage is expanded into compression chamber,
Distribution channel is longer, and the refrigerant volume of expansion is bigger, and expansion-loss influences the performance of compressor bigger.And outside is increased
When enthalpy circulation passage is axially arranged, although its channel design is relatively simple, external increasing enthalpy channel and quiet disk increasing enthalpy connecting hole
The sealing means at place are existing generally to be sealed using O-ring seal, and when welding the external increasing enthalpy circulation passage and upper cover, it is excessively high
Welding temperature has the possibility for making O-ring by thermal failure, reduces the reliability of compressor.
Summary of the invention
Based on this, it is necessary to for external increasing enthalpy circulating channel structure complexity, leakproofness and the reliability of screw compressor
The problem of difference provides a kind of scroll compression that can shorten path, reduction increasing enthalpy drag losses and high reliablity that increasing enthalpy drains
Machine, the assembly technology of air conditioner and screw compressor containing the screw compressor.Above-mentioned purpose passes through following technical proposals
It realizes:
A kind of screw compressor, comprising:
Shell；
Fixed scroll, the fixed scroll are mounted in the shell, wherein being provided with Jing Panmi on the fixed scroll
Finish filming face and the quiet Pan Wojuanbi that is arranged on the quiet disk sealing mirror surface；
Orbiter, the orbiter are mounted in the shell, and the orbiter is located at the fixed scroll
Lower section, wherein being provided with Moving plate substrate mirror surface on the orbiter and the Moving plate whirlpool that is arranged on the Moving plate substrate mirror surface
Wall is rolled up, the Moving plate scrollwork wall on the orbiter matches to form compression inner cavity with the quiet Pan Wojuanbi on the fixed scroll
With compression exocoel；And
Increasing enthalpy drainage device, one end of the increasing enthalpy drainage device and the compression inner cavity and/or the compression exocoel connect
It is logical, wherein the increasing enthalpy drainage device includes external increasing enthalpy component, quiet disk inside increasing enthalpy component and Moving plate inside increasing enthalpy component, institute
State external increasing enthalpy component installation on the housing, and one end of the external increasing enthalpy component is located at increasing enthalpy group inside the quiet disk
In part, increasing enthalpy component is arranged in the fixed scroll inside the quiet disk, and increasing enthalpy component is arranged described inside the Moving plate
In orbiter, the external increasing enthalpy component is connected to increasing enthalpy component inside the quiet disk, and increasing enthalpy component is logical inside the quiet disk
Cross the rotary motion of the orbiter with increasing enthalpy component is intermittent inside the Moving plate is connected to.
The external increasing enthalpy component includes that external increasing enthalpy connecting tube is connected with internal increasing enthalpy in one of the embodiments,
Pipe, one end of the internal increasing enthalpy connecting tube pass through the shell and are mounted on increasing enthalpy component inside the quiet disk in the fixed scroll
One end, the external increasing enthalpy connecting tube is mounted in the other end of the internal increasing enthalpy connecting tube.
The external increasing enthalpy component further includes seal cartridge in one of the embodiments, and the seal cartridge is mounted on
In the internal increasing enthalpy connecting tube, and the seal cartridge is far from the external increasing enthalpy connecting tube, the seal cartridge with it is described
It is interference fit between internal increasing enthalpy connecting tube.
The external increasing enthalpy component further includes guide pipe in one of the embodiments, and the guide pipe is sleeved on described
The outside of internal increasing enthalpy connecting tube, the internal increasing enthalpy connecting tube are installed on the housing by the guide pipe.
The tie point and the internal increasing of the guide pipe and the external increasing enthalpy connecting tube in one of the embodiments,
The tie point of enthalpy connecting tube and the external increasing enthalpy connecting tube is overlapped, and the internal increasing enthalpy connecting tube is close to the external increasing enthalpy
One end of connecting tube protrudes from the guide pipe close to one end of the external increasing enthalpy connecting tube.
In one of the embodiments, inside the quiet disk increasing enthalpy component include quiet disk radial direction increasing enthalpy channel and quiet dish axle to
Increasing enthalpy channel, the quiet disk radial direction increasing enthalpy channel are vertically arranged with the quiet dish axle to increasing enthalpy channel, the quiet disk radial direction increasing enthalpy
Inside increasing enthalpy connecting tube in the external increasing enthalpy component is installed, the quiet dish axle passes through the dynamic whirlpool to increasing enthalpy channel in channel
The rotary motion of capstan with increasing enthalpy component is intermittent inside the Moving plate is connected to.
The end in the quiet disk radial direction increasing enthalpy channel is provided with matching hole, the cooperation in one of the embodiments,
The diameter in hole is greater than the diameter in the quiet disk radial direction increasing enthalpy channel, and one end of the internal increasing enthalpy connecting tube is mounted on the cooperation
Kong Zhong.
The end in increasing enthalpy channel is provided with mirror surface increasing enthalpy slot in the quiet dish axle in one of the embodiments, it is described
Mirror surface increasing enthalpy slot by the rotary motion of the orbiter with increasing enthalpy component is intermittent inside the Moving plate is connected to.
Increasing enthalpy component includes Moving plate radial direction increasing enthalpy channel, increasing enthalpy hole, connects inside the Moving plate in one of the embodiments,
Through-hole and sealing-plug, the increasing enthalpy hole and the intercommunicating pore are arranged on the Moving plate substrate mirror surface, and the increasing enthalpy hole
Perpendicular with the Moving plate radial direction increasing enthalpy channel with the intercommunicating pore, the increasing enthalpy hole passes through the Moving plate radial direction increasing enthalpy channel
It is connected to the intercommunicating pore, the sealing-plug is mounted on the end in the Moving plate radial direction increasing enthalpy channel, the orbiter rotation
When, the increasing enthalpy hole can exocoel be intermittent is connected to the compression inner cavity and/or compression, and the intercommunicating pore can increase with the mirror surface
The intermittent connection of enthalpy slot.
In one of the embodiments, the diameter in the increasing enthalpy hole be more than or equal to or less than the Moving plate scrollwork wall thickness
Degree.
In one of the embodiments, the distance between the increasing enthalpy hole and the Moving plate scrollwork wall be 0.15mm~
0.2mm。
The increasing enthalpy hole is located at the inside of the Moving plate scrollwork wall in one of the embodiments,.
The cross sectional shape of the mirror surface increasing enthalpy slot is enclosed by multi-section circular arc line in one of the embodiments, sets.
In one of the embodiments, the quantity of the circular arc line be five sections, and respectively the first circular arc, the second circular arc,
Third circular arc, the 4th circular arc and the 5th circular arc, one end of first circular arc are intersected with the quiet dish axle to increasing enthalpy channel, institute
State the other end and second circular sliding slopes of the first circular arc, second circular arc and the third circular sliding slopes, the third
Circular arc and the 4th circular sliding slopes, the 4th circular arc are connect with one end of the 5th circular arc, the 5th circular arc it is another
Also intersect with the quiet dish axle to increasing enthalpy channel one end.
Radius, arc length and the bending direction of first circular arc and the 5th circular arc in one of the embodiments,
Radius, arc length and bending direction are identical；
The radius and arc length of second circular arc are identical as the radius of the 5th circular arc and arc length, and second circular arc
It is oppositely arranged with the 5th circular arc.
The cross sectional shape of the mirror surface increasing enthalpy slot is eccentric circular ring, and the fan of the eccentric circular ring in one of the embodiments,
Shape angle is 30 °~300 °.
The quantity of Moving plate inside increasing enthalpy component is multiple in one of the embodiments, inside multiple Moving plates
Increasing enthalpy component is uniformly or non-uniform Distribution is in the orbiter.
The increasing enthalpy hole is located at the outside of the Moving plate scrollwork wall in one of the embodiments,.
In one of the embodiments, the cross sectional shape of the mirror surface increasing enthalpy slot be it is round or enclosed by multi-section circular arc line set and
At.
The end in the Moving plate radial direction increasing enthalpy channel is provided with threaded hole, the sealing in one of the embodiments,
It is provided with corresponding external screw thread beyond the Great Wall, the sealing-plug is mounted in the threaded hole.
The internal increasing enthalpy connecting tube, the guide pipe and the seal cartridge are by steel in one of the embodiments,
It is made, the external increasing enthalpy connecting tube is made of copper.
A kind of air conditioner is further related to, including the screw compressor as described in any of the above-described technical characteristic.
The assembly technology for further relating to a kind of screw compressor, includes the following steps:
Guide pipe in external increasing enthalpy component is mounted on shell by S100；
Orbiter and fixed scroll are mounted in the shell by S200, and make the quiet disk of increasing enthalpy component inside quiet disk
Through-hole on shell described in the face of radial increasing enthalpy channel；
S300: internal increasing enthalpy connecting tube is inserted into inside the quiet disk in the quiet disk radial direction increasing enthalpy channel of increasing enthalpy component；
S400: seal cartridge is installed in the internal increasing enthalpy connecting tube；
S500: by external increasing enthalpy connecting tube, the guide pipe with the internal increasing enthalpy connecting tube by being welded and fixed.
In one of the embodiments, in step S500, the external increasing enthalpy connecting tube, the guide pipe with it is described interior
Portion's increasing enthalpy connecting tube is welded in same position.
The beneficial effects of the present invention are:
The assembly technology of screw compressor of the invention, air conditioner and screw compressor, structure designs advantages of simple, in whirlpool
Revolve and increase increasing enthalpy drainage device on compressor, refrigerant followed by the external increasing enthalpy component of increasing enthalpy drainage device, quiet disk inside
Increasing enthalpy component enters in compression inner cavity and/or compression exocoel inside increasing enthalpy component and Moving plate, to realize the increasing of screw compressor
The effect of enthalpy tonifying Qi, the end of external increasing enthalpy component are directly installed on inside quiet disk in increasing enthalpy component, so that increasing enthalpy drainage device
It is relatively simple for structure, convenient for assembly, can shorten increasing enthalpy drainage path, reduce increasing enthalpy drag losses, while not increasing
Pressure expansion loss is small when enthalpy, can be improved the reliability of screw compressor.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the screw compressor of one embodiment of the invention；
Fig. 2 is the cross-sectional view of external increasing enthalpy component in screw compressor shown in FIG. 1；
Fig. 3 is the assembly technology figure of external increasing enthalpy component shown in Fig. 2；
Fig. 4 is the main view section view of one embodiment of mirror surface increasing enthalpy slot of the fixed scroll in screw compressor shown in FIG. 1
Figure；
Fig. 5 is the overhead sectional view of fixed scroll shown in Fig. 4；
Fig. 6 is the front sectional view of orbiter in screw compressor shown in FIG. 1；
Fig. 7 is the overhead sectional view of orbiter shown in fig. 6；
Fig. 8 is the state diagram that the Moving plate inside increasing enthalpy component in orbiter shown in Fig. 7 is connected to compression inner cavity；
Fig. 9 is that the Moving plate inside increasing enthalpy component in orbiter shown in Fig. 8 is connected to the state at details with compression inner cavity
Figure；
Figure 10 is refrigerant circulation schematic diagram when increasing enthalpy drainage device shown in Fig. 8 is connected to compression inner cavity；
Figure 11 is the front sectional view of another embodiment of mirror surface increasing enthalpy slot of fixed scroll shown in Fig. 4；
Figure 12 is the schematic diagram that fixed scroll shown in Figure 11 and orbiter carry out injection increasing enthalpy；
Figure 13 is that fixed scroll shown in Figure 12 and orbiter carry out crank angle and injection increasing enthalpy when injection increasing enthalpy
Corresponding states figure；
The front sectional view that Figure 14 is the quantity of increasing enthalpy component inside quiet disk in fixed scroll shown in Figure 11 when being four；
Figure 15 is the front sectional view of the orbiter of another embodiment of the present invention；
Figure 16 is the state diagram that the Moving plate inside increasing enthalpy component in orbiter shown in figure 15 is connected to compression exocoel；
Figure 17 is that the Moving plate inside increasing enthalpy component in orbiter shown in Figure 16 is connected to the shape at details with compression exocoel
State figure；
Wherein:
100- screw compressor；
110- shell；
120- fixed scroll；
The quiet disk of 121- seals mirror surface；The quiet Pan Wojuanbi of 122-；
130- orbiter；
131- Moving plate substrate mirror surface；132- Moving plate scrollwork wall；
140- increasing enthalpy drainage device；
Increasing enthalpy component outside 141-；Increasing enthalpy connecting tube outside 1411-；Increasing enthalpy connecting tube inside 1412-；1413- sealing lining
Set；1414- guide pipe；
Increasing enthalpy component inside the quiet disk of 142-；The quiet disk radial direction increasing enthalpy channel 1421-；The quiet dish axle of 1422- is to increasing enthalpy channel；
1423- mirror surface increasing enthalpy slot；1421- matching hole；
Increasing enthalpy component inside 143- Moving plate；1431- increasing enthalpy hole；1432- Moving plate radial direction increasing enthalpy channel；1433- intercommunicating pore；
1434- threaded hole；1435- sealing-plug；
150- upper cover；
160- upper bracket；
170- crosshead shoe；
180- air intake duct.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, by the following examples, it and combines attached
Figure, is further elaborated the assembly technology of screw compressor of the invention, air conditioner and screw compressor.It should manage
Solution, described herein specific examples are only used to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1 and Fig. 9, the screw compressor 100 of one embodiment of the invention, including it is shell 110, fixed scroll 120, dynamic
Scroll plate 130, increasing enthalpy drainage device 140, upper cover 150, upper bracket 160, crosshead shoe 170 and air intake duct 180.Fixed scroll
120 are installed in shell 110 with orbiter 130, and orbiter 130 is located at the lower section of fixed scroll 120, fixed scroll
120 are fixed on upper bracket 160, and orbiter 130 is rotatably supported on upper bracket 160 and screws with fixed scroll 120.
Crosshead shoe 170 is mounted in the crosshead shoe supporting surface of upper bracket 160, and is in contact with orbiter 130.Upper cover 150 is pacified
Confined space is formed on shell 110 and with shell 110, one end of air intake duct 180 is mounted on fixed scroll 120, air-breathing
The other end of pipe 180 passes through upper cover 150 and is connected to external device, such as air conditioner.Wherein Jing Panmi is provided on fixed scroll 120
Finish filming face 121 and the quiet disk scrollwork wall 122 that is arranged on quiet disk sealing mirror surface 121.Moving plate substrate is provided on orbiter 130
Mirror surface 131 and the Moving plate scrollwork wall 132 being arranged on Moving plate substrate mirror surface 131, the Moving plate scrollwork wall 132 on orbiter 130
It screws to form compression inner cavity X and compression exocoel Y with quiet 122 phase of disk scrollwork wall on fixed scroll 120.
One end of increasing enthalpy drainage device 140 is connected to compression inner cavity X and/or compression exocoel Y, increasing enthalpy drainage device 140
The other end is connected to refrigeration source (gas or liquid).Wherein increasing enthalpy drainage device 140 includes external increasing enthalpy component 141, inside quiet disk
Increasing enthalpy component 143 inside increasing enthalpy component 142 and Moving plate, external increasing enthalpy component 141 is mounted on shell 110, and external increasing enthalpy group
One end of part 141 is located inside quiet disk in increasing enthalpy component 142, and increasing enthalpy component 142 is arranged in fixed scroll 120 inside quiet disk,
Increasing enthalpy component 143 is arranged in orbiter 130 inside Moving plate.External increasing enthalpy component 141 connects with increasing enthalpy component 142 inside quiet disk
It is logical, the intermittent company of increasing enthalpy component 143 inside the rotary motion and Moving plate that increasing enthalpy component 142 passes through orbiter 130 inside quiet disk
It is logical.External increasing enthalpy component 141 is connected to always with increasing enthalpy component 142 inside quiet disk, the orbiter at work of screw compressor 100
130 rotations, increasing enthalpy component 143 and increasing enthalpy inside the quiet disk in fixed scroll 120 only inside the Moving plate in orbiter 130
When component 142 is corresponding, 142 ability of increasing enthalpy component is connected with increasing enthalpy component 143 inside Moving plate inside quiet disk.It is pressed in outer low temperature
Refrigerant gas passes sequentially through the external increasing enthalpy component 141 of connection, quiet disk inside increasing enthalpy component 142 and Moving plate inside increasing enthalpy component
143 enter the compression inner cavity X of screw compressor 100 and/or compression exocoel Y, to realize the increasing enthalpy tonifying Qi of screw compressor 100
Function.
In current enthalpy-increasing compressor technology, the sealing distribution channel of refrigerant gas is mainly by increasing enthalpy stream inside quiet disk
Through-hole and external increasing enthalpy circulation passage are constituted, and the design method of external increasing enthalpy circulation passage is broadly divided into radial and axial shape
Formula.For the mode that external increasing enthalpy circulation passage is arranged radially, channel design component is complicated, and distribution channel is longer, is compressing
When machine works without increasing enthalpy tonifying Qi, there are high pressure gas in external increasing enthalpy circulation passage is expanded into compression chamber, is circulated
Access is longer, and expansion-loss influences the performance of compressor bigger.And when external increasing enthalpy circulation passage is axially arranged, although
Its channel design is relatively simple, but the sealing means in external increasing enthalpy channel and quiet disk increasing enthalpy connection hole are existing generally using O-shaped
Sealing ring sealing, O-ring can have the possibility by thermal failure, reduce the reliability of compressor.
As shown in Fig. 1 and Fig. 9, screw compressor 100 of the invention by include external increasing enthalpy component 141, inside quiet disk
The increasing enthalpy drainage device 140 of increasing enthalpy component 143 realizes the function of increasing enthalpy tonifying Qi inside increasing enthalpy component 142 and Moving plate.In quiet disk
Portion's increasing enthalpy component 142 is connected to as increasing enthalpy component 143 is intermittent inside rotary motion and the Moving plate of orbiter 130, thus real
Under currently designed pressure ratio to compression inner cavity X and/or compression exocoel Y in Gas-supplying enthalpy-increasing.External increasing enthalpy component 141 passes through shell 110
Directly assembly is sealed in inside quiet disk in increasing enthalpy component 142 so that increasing enthalpy drainage device 140 it is relatively simple for structure, convenient for dress
Match.Simultaneously because being directly connected to and sealing assembly between increasing enthalpy component 142 inside external increasing enthalpy component 141 and quiet disk, do not need
By other connecting pipes, so that the assembly process of increasing enthalpy drainage device 140 is simple, high sealing reliability, moreover it is possible to shorten increasing enthalpy
The path of drainage reduces increasing enthalpy drag losses, while in not increasing enthalpy, pressure expansion loss is small, can be improved screw compressor
100 reliability.
Referring to Fig. 1 to Fig. 3, as an embodiment, external increasing enthalpy component 141 includes external increasing enthalpy connecting tube 1411
With internal increasing enthalpy connecting tube 1412, one end of internal increasing enthalpy connecting tube 1412 passes through shell 110 and is mounted in fixed scroll 120
One end of increasing enthalpy component 142, external increasing enthalpy connecting tube 1411 are mounted on the other end of internal increasing enthalpy connecting tube 1412 inside quiet disk
In.External increasing enthalpy component 141 is used to be connected to the source of external refrigerant, and external increasing enthalpy connecting tube 1411 is connect with internal increasing enthalpy
Refrigerant is introduced into inside quiet disk in increasing enthalpy component 142 by the connection of pipe 1412.Certainly, in order to guarantee external increasing enthalpy component 141 with
Leakproofness inside quiet disk between increasing enthalpy component 142, can be using internal increasing enthalpy connecting tube 1412 and increasing enthalpy component inside quiet disk
It is the mode of interference fit between 142, to prevent leakage of refrigerant, improves the performance of screw compressor 100.
Further, external increasing enthalpy component 141 further includes seal cartridge 1413, and seal cartridge 1413 is mounted on internal increasing enthalpy
In connecting tube 1412, seal cartridge 1413 is far from external increasing enthalpy connecting tube 1411, and seal cartridge 1413 is connect with internal increasing enthalpy
It is interference fit between pipe 1412, guarantees external increasing enthalpy component 141 and increasing enthalpy component inside quiet disk by seal cartridge 1413
Leakproofness between 142.Seal cartridge 1413 is pressed under the effect of external force in internal increasing enthalpy connecting tube 1412, seal cartridge
1413, which generate pretightning force after being pressed into internal increasing enthalpy connecting tube 1412, acts on the inner wall of internal increasing enthalpy connecting tube 1412, so that
Internal increasing enthalpy connecting tube 1412 is stretched in inside quiet disk in increasing enthalpy component 142, to realize in external increasing enthalpy component 141 and quiet disk
Sealing between portion's increasing enthalpy component 142.
Further, external increasing enthalpy component 141 further includes guide pipe 1414, and guide pipe 1414 is sleeved on internal increasing enthalpy and connects
The outside of adapter tube 1412, internal increasing enthalpy connecting tube 1412 are mounted on shell 110 by guide pipe 1414.The work of guide pipe 1414
With being to carry out guiding constraint effect to the assembly of internal increasing enthalpy connecting tube 1412, guarantee that seal cartridge 1413 is pressed into internal increasing enthalpy and connects
There can be better concentricity with increasing enthalpy connection component 142 inside quiet disk when adapter tube 1412, so that seal cartridge 1413 be made to be pressed into
Consistent with the interference pretightning force of internal increasing enthalpy connecting tube 1412 everywhere afterwards, sealing reliability is more preferable.Meanwhile the guide pipe of elongation
1414 make internal increasing enthalpy connecting tube 1412 and external increasing enthalpy connecting tube 1411 obtain broader working space when fixed.?
In the present invention, between guide pipe 1414 and shell 110, between external increasing enthalpy connecting tube 1411 and internal increasing enthalpy connecting tube 1412,
Pass through welding between guide pipe 1414 and internal increasing enthalpy connecting tube 1412 and/or external increasing enthalpy connecting tube 1411 or other are solid
Determine mode to fix.In the present embodiment, it is fixed by the way of welding, especially the mode of Welding.
Preferably, as an embodiment, the tie point of guide pipe 1414 and external increasing enthalpy connecting tube 1411 with it is interior
The tie point of portion's increasing enthalpy connecting tube 1412 and external increasing enthalpy connecting tube 1411 is overlapped, and internal increasing enthalpy connecting tube 1412 is close to external
One end of increasing enthalpy connecting tube 1411 protrudes from guide pipe 1414 close to one end of external increasing enthalpy connecting tube 1411.It is namely external to increase
Enthalpy connecting tube 1411, guide pipe 1414 and internal increasing enthalpy connecting tube 1412 are fixed at same position, i.e., in same position
It is welded at place.Current welding technique is mainly welded between any two, external increasing enthalpy connecting tube 1411, guiding in the present invention
Pipe 1414 and the internal welding at same position of increasing enthalpy connecting tube 1412 can reduce welding procedure together, while welding process letter
It is easily convenient, the production cost of screw compressor 100 is reduced, the production time is saved.
Sealing is fixed by welding between external increasing enthalpy connecting tube 1411 and internal increasing enthalpy connecting tube 1412,
Need the interference fit of seal cartridge 1413 no longer to realize that external increasing enthalpy connecting tube 1411 connects with internal increasing enthalpy connecting tube 1412
The sealing at place is connect, seal cartridge 1413 need that external increasing enthalpy can be realized with interference fit at internal increasing enthalpy connecting tube 1,412 1
Sealing inside component 141 and quiet disk between increasing enthalpy component 142.External increasing enthalpy connecting tube 1411 and internal increasing enthalpy are reduced in this way
External pressing-in force when connecting tube 1412 is assembled, lesser external pressing-in force is between orbiter 130 and fixed scroll 120
Assembly precision influence is small, and assembly is easier.Further, external increasing enthalpy connecting tube 1411 is made of materials such as copper, and inside increases
Enthalpy connecting tube 1412, guide pipe 1414 are made with seal cartridge 1413 of materials such as steel or copper.In the present invention, internal to increase
Enthalpy connecting tube 1412, guide pipe 1414 and seal cartridge 1413 are made of steel, and external increasing enthalpy connecting tube 1411 is made of copper.It adopts
With the seal cartridge 1413 of steel and internal 1412 one side of increasing enthalpy connecting tube be greatly saved the manufacture of screw compressor 100 at
This, on the other hand when internal increasing enthalpy connecting tube 1412 is assembled with seal cartridge 1413, interference fit face becomes more difficult pressure
Damage reduces because crushing impurity enters compression inner cavity X and/or compresses the risk in exocoel Y.
The invention further relates to a kind of assembly technologies of screw compressor, include the following steps: S100, by external increasing enthalpy component
Guide pipe 1414 in 141 is mounted on shell 110；Orbiter 130 and fixed scroll 120 are mounted on shell 110 by S200
It is interior, and make the through-hole inside quiet disk on the quiet 1421 face shell 110 of disk radial direction increasing enthalpy channel of increasing enthalpy component 142；S300: will be interior
Portion's increasing enthalpy connecting tube 1412 is inserted into inside the quiet disk in the quiet disk radial direction increasing enthalpy channel 1421 of increasing enthalpy component 142；S400: will be close
Envelope bushing 1413 is installed in the internal increasing enthalpy connecting tube 1412；S500: by external increasing enthalpy connecting tube 1411, guide pipe 1414
With internal increasing enthalpy connecting tube 1412 by being welded and fixed.Further, in step S500, external increasing enthalpy connecting tube 1411 is led
It is welded at same position to pipe 1414 and internal increasing enthalpy connecting tube 1412.
More specifically, as shown in figure 3, the assembly technology mode of external increasing enthalpy component 141 of the invention is divided into I, II, III
With IV technique.It is specific as follows, it when assembly, is carried out first, in accordance with Process I, shell 110 and guide pipe 1414 are in assembly pump housing group
It is assembled together before part as component, can be welded by the way of soldering herein.Secondly it is carried out according to technique II, assembly
After the pump assembly of good screw compressor 100, pacify on 142 face shell 110 of increasing enthalpy component inside the quiet disk on fixed scroll 120
Through-hole equipped with external increasing enthalpy component 141 does not need stringent assembly location dimension, in this way in processing and assembly between the two
What location dimension may not necessarily be controlled herein is very stringent, reduces processing cost and assembly difficulty.By internal increasing enthalpy connecting tube
Inside the 1412 quiet disks of insertion in the quiet disk radial direction increasing enthalpy channel 1421 of increasing enthalpy component 142, internal increasing enthalpy connecting tube 1412 and quiet disk
Radial increasing enthalpy channel 1421 is gap-matched.Carried out again according to technique III, seal cartridge 1413 is pressed into using external force in
In portion's increasing enthalpy connecting tube 1412, seal compression inner cavity X and/or inside and the outside increasing enthalpy component 141 for compressing exocoel Y.Finally press
It is carried out according to technique IV, external increasing enthalpy connecting tube 1411, guide pipe 1414 and internal increasing enthalpy connecting tube 1412 is welded together, it is real
Sealing between the inside of existing screw compressor 100 and external increasing enthalpy component 141.
Referring to fig. 4 and Fig. 5, as an embodiment, increasing enthalpy component 142 includes that quiet disk radial direction increasing enthalpy is logical inside quiet disk
To increasing enthalpy channel 1422, quiet disk radial direction increasing enthalpy channel 1421 is set with quiet dish axle to increasing enthalpy channel 1422 is vertical for road 1421 and quiet dish axle
It sets, the inside increasing enthalpy connecting tube 1412 in external increasing enthalpy component 141 is installed in quiet disk radial direction increasing enthalpy channel 1421, quiet dish axle is to increasing
Enthalpy channel 1422 is realized and increasing enthalpy component 143 is intermittent inside Moving plate is connected to by the rotary motion of orbiter 130.Quiet disk
Internal increasing enthalpy component 142 using the axial combination channel for being arranged and being arranged radially, in order to quiet disk radial direction increasing enthalpy channel 1421 with
Processing of the quiet dish axle to increasing enthalpy channel 1422, while production cost can also be reduced.
Further, the end in quiet disk radial direction increasing enthalpy channel 1421 is provided with matching hole 1421, matching hole 1421 it is straight
Diameter is greater than the diameter in quiet disk radial direction increasing enthalpy channel 1421, and one end of internal increasing enthalpy connecting tube 1412 is mounted in matching hole 1421.
Matching hole 1421 and quiet disk radial direction increasing enthalpy channel 1421 form stepped hole, and the diameter of matching hole 1421 is greater than quiet disk radial direction increasing enthalpy
The diameter in channel 1421 in order to accommodate the inside increasing enthalpy connecting tube 1412 in external increasing enthalpy component 141, while passing through quiet disk diameter
The radial rigging position of internal increasing enthalpy connecting tube 1412 is limited, to the end in increasing enthalpy channel 1421 to prevent internal increasing enthalpy connecting tube
1412 assembly are not in place or assembly is excessive, guarantee the reliability of screw compressor 100.Further, in quiet dish axle to increasing
The end in enthalpy channel 1422 is provided with mirror surface increasing enthalpy slot 1423, when orbiter 130 rotates, in mirror surface increasing enthalpy slot 1423 and Moving plate
The intermittent connection of portion's increasing enthalpy component 143.The major function of mirror surface increasing enthalpy slot 1423 is connected to or closes under the crank angle of design
Close increasing enthalpy component 142 and increasing enthalpy component 143 inside Moving plate inside quiet disk.
Referring to Fig. 6 and Fig. 7, as an embodiment, increasing enthalpy component 143 includes that Moving plate radial direction increasing enthalpy is logical inside Moving plate
Road 1432, increasing enthalpy hole 1431, intercommunicating pore 1433 and sealing-plug 1435, increasing enthalpy hole 1431 and intercommunicating pore 1433 are arranged at Moving plate
On substrate mirror surface 131, and increasing enthalpy hole 1431 and perpendicular, the increasing enthalpy hole with Moving plate radial direction increasing enthalpy channel 1432 of intercommunicating pore 1433
1431 are connected to by Moving plate radial direction increasing enthalpy channel 1432 with intercommunicating pore 1433, and sealing-plug 1435 is mounted on Moving plate radial direction increasing enthalpy channel
1432 end, when orbiter 130 rotates, increasing enthalpy hole 1431 can exocoel Y be intermittent is connected to compression inner cavity X and/or compression,
Intercommunicating pore 1433 can with mirror surface increasing enthalpy slot 1423 is intermittent is connected to.On the basis of guaranteeing the structural strength of orbiter 130, move
Disk radial direction increasing enthalpy channel 1432 can be big as far as possible, flows through drag losses herein to reduce refrigerant.Moving plate is radial simultaneously
Increasing enthalpy channel 1432 is radial design in orbiter 130, facilitates processing.
Moving plate radial direction increasing enthalpy channel 1432 is through-hole in the outer circle circumferential direction of orbiter 130, in order to guarantee that increasing enthalpy drains
Sealing-plug 1435 is filled in the tail portion in Moving plate radial direction increasing enthalpy channel 1432, guarantees that refrigerant passes through Moving plate by the leakproofness of device 140
Internal increasing enthalpy component 143 fully enters compression inner cavity X and/or compression exocoel Y, prevents leakage of refrigerant.As shown in Figure 10, external
The circulation path of compression refrigerant in low temperature are as follows: external 1411 → inside of increasing enthalpy connecting tube increasing enthalpy connecting tube 1412 → quiet disk radially increases
Enthalpy channel 1421 → quiet dish axle is logical to increasing enthalpy channel 1422 → mirror surface increasing enthalpy slot 1423 → intercommunicating pore, 1433 → Moving plate radial direction increasing enthalpy
Road 1432 → increasing enthalpy hole 1431 → compression inner cavity X and/or compression exocoel Y.
Referring to Fig. 8 and Fig. 9, as an embodiment, the diameter in increasing enthalpy hole 1431 is more than or equal to or is less than Moving plate
The thickness of scrollwork wall 132.Intercommunicating pore 1433 and the diameter in increasing enthalpy hole 1431 are unlimited, to reduce refrigerant followed by intercommunicating pore
1433 with increasing enthalpy hole 1431 after drag losses.Meanwhile the rigidity of structure in order to guarantee orbiter 130, increasing enthalpy hole 1431
Diameter can be defined with the thickness of Moving plate scrollwork wall 132, i.e. the diameter in increasing enthalpy hole 1431 is more than or equal to or is less than dynamic
The thickness of disk scrollwork wall 132.Further, the distance between increasing enthalpy hole 1431 and Moving plate scrollwork wall 132 be 0.15mm~
0.2mm.For the ease of the processing in increasing enthalpy hole 1431, the design of increasing enthalpy hole 1431 with 132 distance 0.15mm of Moving plate scrollwork wall~
The position of 0.2mm, so that cutter will not damage Moving plate scrollwork wall 132 when processing increasing enthalpy hole 1431.
The position in increasing enthalpy hole 1431 is limited by Moving plate scrollwork wall 132, and increasing enthalpy hole 1431 can be set in Moving plate scrollwork
The inside of wall 132 or the outside of Moving plate scrollwork wall 132, to realize increasing enthalpy drainage device 140 to outside compression inner cavity X and/or compression
Chamber Y increasing enthalpy tonifying Qi.The location point of Gas-supplying enthalpy-increasing is different, and the cross sectional shape of corresponding mirror surface increasing enthalpy slot 1423 also has area accordingly
Not, known to the structure of the mirror surface increasing enthalpy slot 1423 as shown in Fig. 5 and Figure 17.But it compresses inner cavity X and/or compression exocoel Y and moves
The connection closure principle of increasing enthalpy component 143 is the same inside disk, and the structure of mirror surface increasing enthalpy slot 1423 is also not only only limited to
In this specific structure that the present invention designs.
In one embodiment of this invention, increasing enthalpy hole 1431 is located at the inside of Moving plate scrollwork wall 132, thus by outer low temperature
Middle compression refrigerant sprays in the compression inner cavity X that increasing enthalpy is sealed to the inner wall of orbiter 130 and the outer wall of fixed scroll 120.This
A kind of embodiment of embodiment, the cross sectional shape of mirror surface increasing enthalpy slot 1423 is enclosed by multi-section circular arc line to be set.Specifically,
The quantity of circular arc line is five sections, and respectively the first circular arc K, the second circular arc L, third circular arc M, the circle of the 4th circular arc N and the 5th
One end of arc Q, the first circular arc K are intersected with quiet dish axle to increasing enthalpy channel 1422, and the other end of the first circular arc K and the second circular arc L connect
It connecing, the second circular arc L is connect with third circular arc M, and third circular arc M is connect with the 4th circular arc N, and the one of the 4th circular arc N and the 5th circular arc Q
End connection, the other end of the 5th circular arc Q also intersect with quiet dish axle to increasing enthalpy channel 1422.The circular arc of above-mentioned mirror surface increasing enthalpy slot 1423
Radius, arc length and bending direction not restriction in principle, as long as guaranteeing increasing enthalpy component 142 and intercommunicating pore 1433 inside quiet disk
Mirror surface increasing enthalpy slot 1423 can increase the Lifetime of increasing enthalpy component 142 and intercommunicating pore 1433 inside quiet disk when connection.
More specifically, radius, arc length and the bending of radius, arc length and the bending direction and the 5th circular arc Q of the first circular arc K
Direction is identical；The radius and arc length of second circular arc L is identical as the radius of the 5th circular arc M and arc length, and the circle of the second circular arc L and the 5th
Arc M is oppositely arranged, i.e., the cross sectional shape of mirror surface increasing enthalpy slot 1423 can increase in this way similar to the shape of ginkgo leaf blade
Guarantee compression refrigerant steady flow in outer low temperature inside quiet disk under the premise of the Lifetime of increasing enthalpy component 142 and intercommunicating pore 1433
It is dynamic.Fixed scroll 120 is fixed, and the opposite fixed scroll 120 under the drive of crankshaft of orbiter 130 does rotary motion, such as
Shown in Fig. 9, a little moving in a circle on the relatively quiet disk sealing mirror surface 121 of intercommunicating pore 1433 on Moving plate substrate mirror surface 131.By
It is provided with the inside of Moving plate scrollwork wall 132 in increasing enthalpy hole 1431, during the rotary motion of orbiter 130, a certain
Increasing enthalpy hole 1431 enters in quiet disk sealing mirror surface 121 under crank angle, so as to cut off compression inner cavity X and increasing enthalpy drainage device
140 connection.
Wherein trajectory line B is that the center of circle of intercommunicating pore 1433 seals the counterclockwise movement track on mirror surface 121, point a in quiet disk
Corresponding point when being just connected to for intercommunicating pore 1433 with mirror surface increasing enthalpy slot 1423, point b are intercommunicating pore 1433 and mirror surface increasing enthalpy slot
Corresponding point, dash area region A correspond to the area that intercommunicating pore 1433 is connected with mirror surface increasing enthalpy slot 1423 when 1423 just separation
Domain.When intercommunicating pore 1433 moves to the point position a, previous moment compression inner cavity X is not connected to increasing enthalpy hole 1431, lower a period of time
It carves increasing enthalpy hole 1431 and initially enters compression inner cavity X, compress inner cavity X at this time and be connected to increasing enthalpy drainage device 140, hereafter compress inner cavity
X is connected to always with increasing enthalpy drainage device 140.When intercommunicating pore 1433 moves to the position b, corresponding increasing enthalpy hole 1431 is reached
The position point e, subsequent time compression inner cavity X will be closed with increasing enthalpy drainage device 140, to the injection increasing enthalpy of compression inner cavity X
Terminate.
According to design requirement, the position for adjusting point a shown in Fig. 9 and point b can change to compression inner cavity X Gas-supplying enthalpy-increasing
When crank angle, without adjust other structures so that increasing enthalpy drainage device 140 designs more flexible, mirror in the present embodiment
The planform of face increasing enthalpy slot 1423 is just able to satisfy the requirement of the injection increasing enthalpy under various crank angles.As shown in figure 9, intercommunicating pore
1433 when being in dash area region A, and compression inner cavity X be connected to increasing enthalpy drainage device 140, and Figure 10 is cold to suppress in outer low temperature
Agent enters the circulation schematic diagram of compression inner cavity X by increasing enthalpy drainage device 140, and compression refrigerant is according to shown in Figure 10 in outer low temperature
Arrow direction circulation.
As shown in figure 11, another embodiment of the present embodiment, the cross sectional shape of mirror surface increasing enthalpy slot 1423 are sector
Ring, and the segment angle of eccentric circular ring is 30 °~300 °, which has certain depth, but the depth of eccentric circular ring is less than
Depth of the quiet dish axle to increasing enthalpy channel 1422.Further, the quantity of increasing enthalpy component 143 is multiple, multiple Moving plates inside Moving plate
Internal increasing enthalpy component 143 is uniformly or non-uniform Distribution is in orbiter 130.Cross sectional shape is the mirror surface increasing enthalpy slot of eccentric circular ring
1423 are to be able to that increasing enthalpy component 143 inside multiple Moving plates is arranged in orbiter 130, pass through increasing enthalpy inside multiple Moving plates
Component 143 is realized to compression inner cavity X and compression exocoel Y simultaneously or intermittent progress increasing enthalpy tonifying Qi.In the present invention, Duo Geshi
Refer to two and two or more.
As shown in Figure 12 and Figure 13, the quantity of increasing enthalpy component 143 is two inside Moving plate, and increasing enthalpy respectively inside Moving plate
Component 143a and Moving plate inside increasing enthalpy component 143b.Line E be Moving plate inside increasing enthalpy component 143a with compress inner cavity X be just connected to when pair
The base position for the crank angle answered, line F are corresponding crankshaft when increasing enthalpy component 143a is just closed with compression inner cavity X inside Moving plate
The base position of corner, line G are the base of corresponding crank angle when increasing enthalpy component 143b is just connected to compression exocoel Y inside Moving plate
Level is set, and line H is the base position of corresponding crank angle when increasing enthalpy component 143b is just closed with compression exocoel Y inside Moving plate.
Between the base position of crank angle online E and line G, increasing enthalpy drainage device 140 is only connected to compression inner cavity X；Crank angle
Between base position online G and line F, increasing enthalpy drainage device 140 is not connected to compression inner cavity X and/or compression exocoel Y；Crankshaft turns
Between the base position at angle online F and line H, increasing enthalpy drainage device 140 is only connected to compression exocoel Y；The benchmark position of crank angle
It sets between online H and line E, increasing enthalpy drainage device 140 is connected to simultaneously with compression inner cavity X and compression exocoel Y.Such benefit can
Increase lower compression inner cavity X and compress the air compensation in exocoel Y, and there is to compression inner cavity X and compress the area of exocoel Y tonifying Qi simultaneously
Domain can reduce the internal leakage because caused by the differing pressure of compression inner cavity X and compression exocoel Y are larger.
Meanwhile the cross sectional shape of this embodiment is to introduce for another effect of the mirror surface increasing enthalpy slot 1423 of eccentric circular ring
In outer low temperature when compression refrigerant, compression refrigerant generates and Moving plate substrate mirror surface 131 in mirror surface increasing enthalpy slot 1423 in outer low temperature
Back pressure opposite effect power, therefore the effect of a part of back pressure can be offset, reduce orbiter 130 and fixed scroll
Friction power loss between 120.Cross sectional shape in this embodiment is that the mirror surface increasing enthalpy slot 1423 of eccentric circular ring is distributed in Moving plate base
In the perspective plane of plate mirror surface 131, guarantee effect, which overcomes, may be uniformly acted on Moving plate substrate mirror surface 131, therefore such section
Face shape is that the mirror surface increasing enthalpy slot 1423 of eccentric circular ring is not only confined to the structure in this embodiment, can be connected to using multistage
Circular arc be uniformly set on quiet disk sealing mirror surface 121.It is as shown in figure 14 more general embodiment shown in Figure 11, moves
The quantity of increasing enthalpy component 143 is four inside disk, and four 143 non-uniform Distributions of Moving plates inside increasing enthalpy component are in orbiter
In 130 so that increasing enthalpy drainage device 140 use common cross sectional shape for the mirror surface increasing enthalpy slot 1423 of eccentric circular ring to compression inner cavity
Compress exocoel while intermittent progress increasing enthalpy tonifying Qi.
As shown in figure 15, in another embodiment of the invention, increasing enthalpy hole 1431 is located at the outside of Moving plate scrollwork wall 132,
To which compression refrigerant in outer low temperature is sprayed what increasing enthalpy was sealed to the outer wall of orbiter 130 and the inner wall of fixed scroll 120
It compresses in exocoel.Further, the cross sectional shape of mirror surface increasing enthalpy slot 1423 is round or is enclosed and set by multi-section circular arc line.At this
In embodiment, the cross sectional shape of mirror surface increasing enthalpy slot 1423 is circle, and mirror surface increasing enthalpy slot 1423 is connected to intercommunicating pore 1433 always.It is quiet
Scroll plate 120 is fixed, and the opposite fixed scroll 120 under the drive of crankshaft of orbiter 130 does rotary motion, such as Figure 16 institute
Show, a little moving in a circle on the relatively quiet disk sealing mirror surface 121 of the intercommunicating pore 1433 on Moving plate substrate mirror surface 131, due to increasing
Enthalpy hole 1431 is provided with the outside of Moving plate scrollwork wall 132, during the rotary motion of orbiter 130, in a certain crankshaft
Increasing enthalpy hole 1431 enters in quiet disk sealing mirror surface 121 under corner, so as to cut off the connection of compression exocoel and increasing enthalpy channel.
Wherein, track D is that the center of circle in increasing enthalpy hole 1431 seals the counterclockwise movement track on mirror surface 121 in quiet disk, and point d is
Point when intercommunicating pore 1433 runs to point a where the center of circle in increasing enthalpy hole 1431, point e are increasing enthalpy when intercommunicating pore 1433 runs to point b
Point where the center of circle in hole 1431.When intercommunicating pore 1433 moves to the point position a, corresponding 1431 point of arrival d of increasing enthalpy hole
Position, according to motion profile D of the center of circle in increasing enthalpy hole 1431 on quiet disk sealing mirror surface 121 it is found that previous moment is compressed
Exocoel Y is not connected to increasing enthalpy hole 1431, and subsequent time increasing enthalpy hole 1431 initially enters compression exocoel Y, is compressed exocoel Y at this time and is increased
Enthalpy drainage device 140 is connected to, and is hereafter compressed exocoel Y and is connected to always with increasing enthalpy drainage device 140.When intercommunicating pore 1433 moves to b
When position, corresponding 1431 position point of arrival e of increasing enthalpy hole, subsequent time compresses exocoel Y and increasing enthalpy drainage device 140
It will be closed, terminate to the injection increasing enthalpy of compression exocoel Y.
It does not need to be specifically designed using the structure of the mirror surface increasing enthalpy slot 1423 of the embodiment, be sprayed into compression exocoel Y
The crank angle position of increasing enthalpy depends on the distance between increasing enthalpy hole 1431 and Moving plate scrollwork wall 132.It, can using the embodiment
To obtain the crank angle range (being greater than 180 °) of biggish injection increasing enthalpy.Also it can use mirror surface increasing enthalpy slot shown in Figure 17
1423 structure come control to compression exocoel Y Gas-supplying enthalpy-increasing crank angle range.Certainly, the mirror surface increasing enthalpy slot 1423 in Figure 17
Shape it is identical as the shape of mirror surface increasing enthalpy slot 1423 as shown in Figure 9, the cross sectional shape of mirror surface increasing enthalpy slot 1423 is justified by multistage
Camber line, which encloses, to be set, and the cross sectional shape of mirror surface increasing enthalpy slot 1423 is similar to the shape of ginkgo leaf blade.
The structure of the mirror surface increasing enthalpy slot 1423 of both above embodiment distinguishes primarily to meeting the song of different increasing enthalpies
The demand of Shaft angle, Fig. 9 and Figure 11 respectively correspond two different embodiments, and the increasing enthalpy drainage device 140 of the two is without essence
On difference.Only gap connects between increasing enthalpy component 143 inside increasing enthalpy component 142 and Moving plate inside the quiet disk that is arranged of the present invention
The access design of the injection increasing enthalpy in exocoel Y is realized to compression inner cavity X and/or compressed under logical big thinking respectively.
As an embodiment, the end in Moving plate radial direction increasing enthalpy channel 1432 is provided with threaded hole 1434, seals
It is provided with corresponding external screw thread on plug 1435, sealing-plug 1435 is mounted in threaded hole 1434.Using can screw in the present invention
Sealing-plug 1435, sealing-plug 1435 screw in threaded hole 1434, convenient for assembly.Outer spiral shell is processed on the outer surface of sealing-plug 1435
Line, coating screw thread glue again more in assembly can guarantee the sealing of increasing enthalpy component 143 inside Moving plate, and refrigerant gas is by Moving plate
Portion's increasing enthalpy component 143 fully enters in compression inner cavity X and/or compression exocoel Y.
Air conditioner of the invention, including screw compressor 100 described in any of the above-described technical characteristic.Since air conditioner removes whirlpool
Revolving outside compressor 100 is the prior art, is no longer repeated one by one herein.Scroll compression is realized by increasing enthalpy drainage device 140
The increasing enthalpy gas compensation function of machine 100 shortens the path of increasing enthalpy drainage, and pressure expansion damages when reducing increasing enthalpy drag losses and non-increasing enthalpy
It loses, improves the reliability of screw compressor 100, and then improve the reliability of the air conditioner containing the screw compressor 100.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (19)
1. a kind of screw compressor characterized by comprising
Shell (110)；
Fixed scroll (120), the fixed scroll (120) is mounted in the shell (110), wherein the fixed scroll
(120) the quiet Pan Wojuanbi of quiet disk sealing mirror surface (121) and setting on quiet disk sealing mirror surface (121) is provided on
(122)；
Orbiter (130), the orbiter (130) is mounted in the shell (110), and the orbiter (130)
Positioned at the lower section of the fixed scroll (120), wherein be provided on the orbiter (130) Moving plate substrate mirror surface (131) and
Moving plate scrollwork wall (132) on the Moving plate substrate mirror surface (131), the Moving plate scrollwork on the orbiter (130) are set
Wall (132) matches to form compression inner cavity and compression exocoel with the quiet Pan Wojuanbi (122) on the fixed scroll (120)；With
And
Increasing enthalpy drainage device (140), one end of the increasing enthalpy drainage device (140) and the compression inner cavity and/or the compression
Exocoel connection, wherein the increasing enthalpy drainage device (140) includes external increasing enthalpy component (141), quiet disk inside increasing enthalpy component (142)
With increasing enthalpy component (143) inside Moving plate, the external increasing enthalpy component (141) is mounted on the shell (110), and the outside
One end of increasing enthalpy component (141) is located inside the quiet disk in increasing enthalpy component (142), increasing enthalpy component (142) inside the quiet disk
It is arranged in the fixed scroll (120), increasing enthalpy component (143) is arranged in the orbiter (130) inside the Moving plate,
The external increasing enthalpy component (141) is connected to increasing enthalpy component (142) inside the quiet disk, increasing enthalpy component inside the quiet disk
(142) by the rotary motion of the orbiter (130) with increasing enthalpy component (143) is intermittent inside the Moving plate is connected to；
The external increasing enthalpy component (141) includes external increasing enthalpy connecting tube (1411), internal increasing enthalpy connecting tube (1412) and sealing
Bushing (1413), one end of the internal increasing enthalpy connecting tube (1412) pass through the shell (110) and are mounted on the fixed scroll
(120) one end of increasing enthalpy component (142) inside the quiet disk in, the external increasing enthalpy connecting tube (1411) are mounted on the internal increasing
In the other end of enthalpy connecting tube (1412)；The seal cartridge (1413) is mounted in the internal increasing enthalpy connecting tube (1412),
And the seal cartridge (1413) is far from the external increasing enthalpy connecting tube (1411), the seal cartridge (1413) and the inside
It is interference fit between increasing enthalpy connecting tube (1412)；
Increasing enthalpy component (142) includes quiet disk radial direction increasing enthalpy channel (1421) and quiet dish axle to increasing enthalpy channel inside the quiet disk
(1422), the quiet disk radial direction increasing enthalpy channel (1421) is vertically arranged with the quiet dish axle to increasing enthalpy channel (1422), described quiet
The installation internal increasing enthalpy connecting tube (1412) in disk radial direction increasing enthalpy channel (1421)；
Increasing enthalpy component (143) includes Moving plate radial direction increasing enthalpy channel (1432), increasing enthalpy hole (1431), intercommunicating pore inside the Moving plate
(1433) and sealing-plug (1435), the increasing enthalpy hole (1431) and the intercommunicating pore (1433) are arranged at the Moving plate substrate
On mirror surface (131), and the increasing enthalpy hole (1431) and the intercommunicating pore (1433) with the Moving plate radial direction increasing enthalpy channel
(1432) perpendicular, the increasing enthalpy hole (1431) passes through the Moving plate radial direction increasing enthalpy channel (1432) and the intercommunicating pore (1433)
Connection, the sealing-plug (1435) are mounted on the end of the Moving plate radial direction increasing enthalpy channel (1432)；
When the orbiter (130) rotates, the increasing enthalpy hole (1431) can be with the compression inner cavity and/or compression exocoel interval
Formula connection, the intercommunicating pore (1433) can be connected to the quiet dish axle to increasing enthalpy channel (1422) are intermittent.
2. screw compressor according to claim 1, which is characterized in that the external increasing enthalpy component (141) further includes leading
To pipe (1414), the guide pipe (1414) is sleeved on the outside of the internal increasing enthalpy connecting tube (1412), the internal increasing enthalpy
Connecting tube (1412) is mounted on the shell (110) by the guide pipe (1414).
3. screw compressor according to claim 2, which is characterized in that the guide pipe (1414) and the external increasing enthalpy
The company of the tie point of connecting tube (1411) and the internal increasing enthalpy connecting tube (1412) and the external increasing enthalpy connecting tube (1411)
Contact is overlapped, and the internal increasing enthalpy connecting tube (1412) protrudes from institute close to one end of the external increasing enthalpy connecting tube (1411)
Guide pipe (1414) are stated close to one end of the external increasing enthalpy connecting tube (1411).
4. screw compressor according to claim 1, which is characterized in that in the quiet disk radial direction increasing enthalpy channel (1421)
End is provided with matching hole (1424), and the diameter of the matching hole (1424) is greater than the quiet disk radial direction increasing enthalpy channel (1421)
One end of diameter, the internal increasing enthalpy connecting tube (1412) is mounted in the matching hole (1424)；
The end of increasing enthalpy channel (1422) is provided with mirror surface increasing enthalpy slot (1423), the mirror surface increasing enthalpy slot in the quiet dish axle
(1423) by the rotary motion of the orbiter (130) with increasing enthalpy component (143) is intermittent inside the Moving plate is connected to.
5. screw compressor according to claim 4, which is characterized in that the diameter of the increasing enthalpy hole (1431) is more than or equal to
Or it is less than the thickness of the Moving plate scrollwork wall (132).
6. screw compressor according to claim 5, which is characterized in that the increasing enthalpy hole (1431) and the Moving plate scrollwork
The distance between wall (132) is 0.15mm~0.2mm.
7. screw compressor according to claim 6, which is characterized in that the increasing enthalpy hole (1431) is located at the Moving plate whirlpool
Roll up the inside of wall (132).
8. screw compressor according to claim 7, which is characterized in that the cross sectional shape of the mirror surface increasing enthalpy slot (1423)
It is enclosed and is set by multi-section circular arc line.
9. screw compressor according to claim 8, which is characterized in that the quantity of the circular arc line is five sections, and respectively
For the first circular arc, the second circular arc, third circular arc, the 4th circular arc and the 5th circular arc, one end of first circular arc with it is described quiet
Dish axle intersects to increasing enthalpy channel (1422), the other end of first circular arc and second circular sliding slopes, second circular arc
With the third circular sliding slopes, the third circular arc and the 4th circular sliding slopes, the 4th circular arc and the 5th circular arc
One end connection, the other end of the 5th circular arc also intersects with the quiet dish axle to increasing enthalpy channel (1422).
10. screw compressor according to claim 9, which is characterized in that radius, arc length and the bending of first circular arc
Direction is identical as the radius of the 5th circular arc, arc length and bending direction；
The radius and arc length of second circular arc are identical as the radius of the 5th circular arc and arc length, and second circular arc and institute
The 5th circular arc is stated to be oppositely arranged.
11. screw compressor according to claim 7, which is characterized in that the section shape of the mirror surface increasing enthalpy slot (1423)
Shape is eccentric circular ring, and the segment angle of the eccentric circular ring is 30 °~300 °.
12. screw compressor according to claim 11, which is characterized in that increasing enthalpy component (143) inside the Moving plate
Quantity be it is multiple, increasing enthalpy components (143) are uniformly inside multiple Moving plates or non-uniform Distribution is in the orbiter (130)
In.
13. screw compressor according to claim 6, which is characterized in that the increasing enthalpy hole (1431) is located at the Moving plate
The outside of scrollwork wall (132).
14. screw compressor according to claim 13, which is characterized in that the section shape of the mirror surface increasing enthalpy slot (1423)
Shape is round or is enclosed and set by multi-section circular arc line.
15. screw compressor according to claim 1, which is characterized in that in the Moving plate radial direction increasing enthalpy channel (1432)
End be provided with threaded hole (1434), be provided with corresponding external screw thread, the sealing-plug on the sealing-plug (1435)
(1435) it is mounted in the threaded hole (1434).
16. screw compressor according to claim 2 or 3, which is characterized in that the internal increasing enthalpy connecting tube (1412),
The guide pipe (1414) is made of steel with the seal cartridge (1413), and the external increasing enthalpy connecting tube (1411) is by copper
At.
17. a kind of air conditioner, which is characterized in that including the described in any item screw compressors of such as claim 1 to 16 (100).
18. a kind of assembly technology of screw compressor as described in any one of claims 1 to 3, which is characterized in that including as follows
Step:
Guide pipe (1414) in external increasing enthalpy component (141) is mounted on shell (110) by S100；
Orbiter (130) and fixed scroll (120) are mounted in the shell (110) by S200, and make increasing enthalpy inside quiet disk
Through-hole on shell (110) described in quiet disk radial direction increasing enthalpy channel (1421) face of component (142)；
S300: the quiet disk radial direction increasing enthalpy of increasing enthalpy component (142) inside internal increasing enthalpy connecting tube (1412) the insertion quiet disk is logical
In road (1421)；
S400: seal cartridge (1413) is installed in the internal increasing enthalpy connecting tube (1412)；
S500: external increasing enthalpy connecting tube (1411), the guide pipe (1414) and the internal increasing enthalpy connecting tube (1412) is logical
It crosses and is welded and fixed.
19. the assembly technology of screw compressor according to claim 18, which is characterized in that described in step S500
External increasing enthalpy connecting tube (1411), the guide pipe (1414) and the internal increasing enthalpy connecting tube (1412) carry out in same position
Welding.
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| CN110645741B (en) * | 2019-08-22 | 2021-06-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Enthalpy-increasing pipeline of compressor and assembling method thereof |
| CN111963423B (en) * | 2020-08-31 | 2022-05-20 | 广东美芝制冷设备有限公司 | Fixed scroll assembly, scroll compressor and refrigeration equipment |
| CN111963424B (en) * | 2020-08-31 | 2022-04-01 | 广东美芝制冷设备有限公司 | Static scroll assembly, scroll compressor and refrigeration equipment |
| CN112727753A (en) * | 2020-12-30 | 2021-04-30 | 深圳博用科技有限公司 | Heat pump electric scroll compressor and air supplementing and enthalpy increasing method thereof |
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| US6430959B1 (en) * | 2002-02-11 | 2002-08-13 | Scroll Technologies | Economizer injection ports extending through scroll wrap |
| CN204476755U (en) * | 2014-12-25 | 2015-07-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor and air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003074483A (en) * | 2001-08-31 | 2003-03-12 | Sanyo Electric Co Ltd | Scroll compressor |
| JP2009097418A (en) * | 2007-10-16 | 2009-05-07 | Mayekawa Mfg Co Ltd | Hermetically sealed scroll compressor |
| KR101521933B1 (en) * | 2009-02-25 | 2015-05-20 | 엘지전자 주식회사 | Scoroll compressor and refrigsrator having the same |
| JP2013167164A (en) * | 2012-02-14 | 2013-08-29 | Nippon Soken Inc | Scroll compressor |
| JP5762352B2 (en) * | 2012-04-24 | 2015-08-12 | 株式会社日本自動車部品総合研究所 | Scroll compressor |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6430959B1 (en) * | 2002-02-11 | 2002-08-13 | Scroll Technologies | Economizer injection ports extending through scroll wrap |
| CN204476755U (en) * | 2014-12-25 | 2015-07-15 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor and air conditioner |
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| CN105782033A (en) | 2016-07-20 |
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