CN109209870A - Fixed scroll component and screw compressor - Google Patents
Fixed scroll component and screw compressor Download PDFInfo
- Publication number
- CN109209870A CN109209870A CN201811422396.3A CN201811422396A CN109209870A CN 109209870 A CN109209870 A CN 109209870A CN 201811422396 A CN201811422396 A CN 201811422396A CN 109209870 A CN109209870 A CN 109209870A
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- China
- Prior art keywords
- fixed scroll
- joint assembly
- installation
- hole
- guide part
- Prior art date
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- 238000009434 installation Methods 0.000 claims abstract description 57
- 239000012530 fluid Substances 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims description 22
- 238000010276 construction Methods 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 11
- 239000003507 refrigerant Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000005057 refrigeration Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000035939 shock Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
- F04C18/0269—Details concerning the involute wraps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
Abstract
The present invention relates to a kind of fixed scroll component and screw compressors, wherein the fixed scroll component includes fixed scroll and guide part, the periphery of the fixed scroll is equipped with and the matched installation through-hole of the guide part, axial direction setting of the installation through-hole along the fixed scroll, the guide part is plugged in the installation through-hole, the side wall of the guide part is equipped with annular groove, and cushion chamber is formed with the side wall of the installation through-hole, or the side wall of the installation through-hole is equipped with annular groove, and cushion chamber is formed with the side wall of the guide part, buffer fluid can be filled in the cushion chamber.Buffer fluid is filled in the cushion chamber in use process, when so that the fixed scroll doing movement radially relative to the guide part, the buffer fluid can play certain buffer function to the fixed scroll, the sound hit between the fixed scroll and the guide part is effectively reduced, to reduce the generation of noise.
Description
Technical field
The present invention relates to compressor fields, more particularly to a kind of fixed scroll component and screw compressor.
Background technique
In screw compressor, the compression of refrigerant is realized in the main relative motion by between orbiter and fixed scroll
Process, thus it is higher to the sealing requirements of the cavity of the formation between orbiter and fixed scroll in use process.For this purpose,
Set fixed scroll to the structure with axial elasticity, so as to fixed scroll can in middle pressure chamber under the action of pressure always
It is pressed on orbiter.And the feature of fixed scroll axial elasticity is generally covered by the way that through-hole is arranged on fixed scroll in guide post
On, then guide post is fixed on bracket to realize.Fixed scroll can float in the axial direction relative to guide post, to reach above-mentioned
The effect of axial elasticity.Based on this, there is opposite move when fixed scroll is by radial forces, between fixed scroll and guide post
It is dynamic, shock is generated, noise is caused.
Summary of the invention
Based on this, it is necessary to a kind of fixed scroll component and screw compressor are provided, it is aborning to reduce operation process
Noise.
A kind of fixed scroll component, including fixed scroll and guide part, the periphery of the fixed scroll is equipped with leads with described
To the matched installation through-hole of part, along the axial direction setting of the fixed scroll, the guide part is plugged in described the installation through-hole
In installation through-hole, the side wall of the guide part is equipped with annular groove, and forms cushion chamber with the side wall of the installation through-hole；Or institute
The side wall for stating installation through-hole is equipped with annular groove, and forms cushion chamber with the side wall of the guide part, can fill out in the cushion chamber
Fill buffer fluid.
Above scheme provides a kind of fixed scroll component, passes through the cooperation between the installation through-hole and the guide part
Realize the floating of the fixed scroll in the axial direction.Buffer fluid is filled in the cushion chamber in use process, so that described
When fixed scroll does movement radially relative to the guide part, the buffer fluid can play one to the fixed scroll
The sound hit between the fixed scroll and the guide part is effectively reduced in fixed buffer function, to reduce the production of noise
It is raw.
In one of the embodiments, the fixed scroll component further include be arranged at the side wall of the guide part with
Upper seal and lower seal between the side wall of the installation through-hole, the upper seal are located at the top of the cushion chamber,
The lower seal is located at the lower section of the cushion chamber.
In one of the embodiments, the side wall of the guide part and the upper seal and/or with the lower seal
Corresponding position is equipped with the placing groove of annular, for placing corresponding sealing ring；Or the side wall of the installation through-hole with it is described
Upper seal and/or position corresponding with the lower seal are equipped with the placing groove of annular, for placing corresponding sealing ring.
In one of the embodiments, the fixed scroll be equipped with flow-guiding channel, described flow-guiding channel one end with it is described quiet
The discharge chamber of scroll plate is connected to, and the other end of the flow-guiding channel is connected to the cushion chamber.
The fixed scroll component further includes the first joint assembly in one of the embodiments, first connector
The input terminal of component is connected to the flow-guiding channel, and the output end of first joint assembly is connected to the cushion chamber, is used for
Buffer fluid in the discharge chamber is imported into the cushion chamber.
The outer rim of the fixed scroll is circumferentially with 4 installation through-holes, the guiding in one of the embodiments,
Part is 4, and the guide part and the installation through-hole correspond, and forms two groups of adjacent cushion chambers, described first connects
Head assembly and the flow-guiding channel are two, and the flow-guiding channel and first joint assembly correspond, and described first
The input terminal of joint assembly is connected to corresponding flow-guiding channel, and first joint assembly includes two output ends, two outputs
End is connected to two cushion chambers in same group respectively.
The first joint assembly includes the first tap, the first efferent duct and the second output in one of the embodiments,
Pipe, first tap have an entrance and two outlets, the entrance of first tap and corresponding water conservancy diversion
The corresponding conducting setting in channel, the entrance of first efferent duct are connected to the one outlet of first tap, and described the
Another outlet of the entrance of two efferent ducts and first tap, the outlet of first efferent duct and described
The outlet of two efferent ducts is connected to two cushion chambers in same group respectively.
Face where the first tap upper inlet is joint face in one of the embodiments, the quiet vortex
Position on disk where the outlet of the flow-guiding channel is equipped with mating surface, and the joint face can be bonded with the mating surface, make
The outlet for obtaining the flow-guiding channel is opposite with the entrance of first tap.
4 installation through-holes are evenly spaced in the circumferential direction of the fixed scroll in one of the embodiments, and two
A flow-guiding channel being arranged radially along the fixed scroll, and two flow-guiding channels are oppositely arranged, the water conservancy diversion
One end that channel and corresponding first joint assembly are connected to is between corresponding two installation through-holes.
The outer rim of the fixed scroll is circumferentially with 4 lugs in one of the embodiments, and 4 lugs are along described quiet
The circumferential direction of scroll plate is evenly spaced on, and 4 installation through-holes are separately positioned on 4 lugs, close to right on the lug
The side of the first joint assembly is answered to be equipped with flow-in hole, one end of the flow-in hole is connected to corresponding cushion chamber, the flow-in hole
The output end of the other end and corresponding first joint assembly be connected to.
The fixed scroll component further includes the second joint assembly, demarcation plate and upper cover in one of the embodiments,
The reticle is arranged above the fixed scroll, and the upper cover lid is located at the top of the demarcation plate, forms high pressure gas
Chamber, the high pressure gas chamber are connected with the discharge chamber of the fixed scroll, and the side wall of the high pressure gas chamber is equipped with output channel,
Second joint assembly one end is connected to the output channel, and the other end and the cushion chamber of second joint assembly connect
It is logical, for the buffer fluid in the high pressure gas chamber to be imported the cushion chamber.
The outer rim of the demarcation plate tilts down in one of the embodiments, is formed in the high pressure gas chamber slow
The part that the demarcation plate tilts down is arranged in swash of wave body crystallizing field, the output channel, is connected with the crystallizing field.
One end that second joint assembly is connected to the output channel in one of the embodiments, is plugged in described
In output channel, second joint assembly is inserted in the part in the output channel for construction section, outside the construction section
Wall is equipped with the limiting slot of annular, is equipped with sealing ring in the limiting slot, the sealing ring be pressed on the construction section with it is described defeated
Out between the side wall in channel.
The outer rim of the fixed scroll is circumferentially with 4 installation through-holes, the guiding in one of the embodiments,
Part is 4, and the guide part and the installation through-hole correspond, and forms two groups of adjacent cushion chambers, described second connects
Head assembly and the output channel are two, and second joint assembly and the output channel correspond, and each second
Joint assembly is corresponding with one group of adjacent cushion chamber, and each second joint assembly includes the second tap, third output
Pipe and the 4th efferent duct, second tap have an entrance and two outlets, the entrance of second tap
Setting is connected with the output channel, the entrance of the third efferent duct is connected to the one outlet of second tap,
Another outlet of the entrance of 4th efferent duct and second tap, the outlet of the third efferent duct and
The outlet of 4th efferent duct is connected to two cushion chambers in same group respectively.
A kind of screw compressor, including above-mentioned fixed scroll component.
Above scheme provides a kind of screw compressor, and the screw compressor is by using described in any of the above-described embodiment
Fixed scroll component when by active force radially, will receive institute so that fixed scroll is while meeting axial floating
The buffer function for stating buffer fluid in cushion chamber effectively reduces the shock between the fixed scroll and the guide part, from
And reduce the generation of noise.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of screw compressor described in the present embodiment；
Fig. 2 is the cross-sectional view of the fixed scroll component in one embodiment；
Fig. 3 is the partial enlarged view in Fig. 2 at A；
Fig. 4 is the structural schematic diagram of fixed scroll component described in Fig. 2；
Fig. 5 is the structural schematic diagram of fixed scroll in fixed scroll component described in Fig. 4；
Fig. 6 is the structural schematic diagram of the first joint assembly in fixed scroll component described in Fig. 4；
Fig. 7 is the cross-sectional view of fixed scroll component in another embodiment；
Fig. 8 is the structural schematic diagram of fixed scroll component described in Fig. 7；
Fig. 9 is the structural schematic diagram of fixed scroll in fixed scroll component described in Fig. 7；
Figure 10 is the structural schematic diagram of the second joint assembly in fixed scroll component described in Fig. 7.
Description of symbols:
10, screw compressor, 11, fixed scroll component, 111, fixed scroll, 1111, installation through-hole, 1112, water conservancy diversion it is logical
Road, 1113, discharge chamber, 1114, mating surface, 1115, lug, 1116, flow-in hole, 112, guide part, 113, cushion chamber, 114, on
Sealing ring, 115, lower seal, the 116, first joint assembly, the 1161, first tap, the 1162, first efferent duct, 1163,
Second efferent duct, 1164, joint face, the 117, second joint assembly, the 1171, second tap, 1172, third efferent duct,
1173, the 4th efferent duct, 118, demarcation plate, 1181, high pressure gas chamber, 1182, crystallizing field, 119, upper cover, 12, stop screw,
13, orbiter, 14, upper bracket.
Specific embodiment
As shown in Figure 1, Figure 2 and Figure 7, a kind of fixed scroll component 11, including quiet vortex are provided in one embodiment
Disk 111 and guide part 112, the periphery of the fixed scroll 111 be equipped with the matched installation through-hole 1111 of the guide part 112,
The installation through-hole 1111 is arranged along the axial direction of the fixed scroll 111, and the guide part 112 is plugged in the installation through-hole
In 1111, the side wall of the guide part 112 is equipped with annular groove, and forms cushion chamber 113 with the side wall of the installation through-hole 1111；
Or the side wall of the installation through-hole 1111 is equipped with annular groove, and forms cushion chamber 113, institute with the side wall of the guide part 112
Buffer fluid can be filled by stating in cushion chamber 113.
Above scheme provides a kind of fixed scroll component 11, passes through the installation through-hole 1111 and the guide part 112
Between cooperation the floating of the fixed scroll 111 in the axial direction is oriented to.In use process in the cushion chamber 113
Fill buffer fluid, when so that the fixed scroll 111 doing movement radially relative to the guide part 112, the buffering
Fluid can play certain buffer function to the fixed scroll 111, and the fixed scroll 111 and the guiding is effectively reduced
The sound hit between part 112, to reduce the generation of noise.
Specifically, the buffer fluid can be the fluid introduced from the external world, the height being also possible in screw compressor 10
Press refrigeration oil and/or high pressure refrigerant.And the guide part 112 is mainly used for cooperating with the installation through-hole 1111, realizes institute
The floating of fixed scroll component 11 in the axial direction is stated, specifically, as shown in figs. 1,2 and 6, the guide part 112 can be
Guide cylinder is fixed on the upper bracket 14 for support orbiter 13 by stop screw 12.Optionally, the guide part
112 are also possible to the device being connected directly between on the upper bracket 14, as long as it can cooperate with the installation through-hole 1111, are
The fixed scroll 111 of axial floating provides guiding role.
And the formation of the cushion chamber 113 both can by be arranged on 112 side wall of guide part the annular groove come
It realizes, annular groove can also be arranged by the side wall in the installation through-hole 1111 to realize, as long as making the cushion chamber 113
It is formed between the side wall of the installation through-hole 1111 and the side wall of the guide part 112, as long as that is, described cushion chamber 113
In buffer fluid can it is in the radial direction to fixed scroll 111 movement play buffer function, can reduce fixed scroll 111 with
Shock between guide part 112.
Further, in one embodiment, as shown in figure 3, the fixed scroll component 11 further includes being arranged at
Upper seal 114 and lower seal 115 between the side wall of the guide part 112 and the side wall of the installation through-hole 1111, institute
The top that upper seal 114 is located at the cushion chamber 113 is stated, the lower seal 115 is located at the lower section of the cushion chamber 113.
Need to do the floating in axial direction relative to the guide part 112 based on the fixed scroll 111, and the cushion chamber
113 setting needs to ensure there is certain leakproofness again, therefore the upper seal 114 and the lower seal 115 is arranged,
Enable buffer fluid in the cushion chamber 113 in the sealing function of the upper seal 114 and the lower seal 115
Under relatively reliable be located in the cushion chamber 113.And the material characteristic based on upper seal 114 and the lower seal 115, on
Sealing ring 114 and the lower seal 115 will not generate too big resistance to the floating of the fixed scroll 111 in the axial direction and make
With.
Further, in one embodiment, as shown in figure 3, the side wall of the guide part 112 and the upper seal
114 and/or position corresponding with the lower seal 115 be equipped with annular placing groove, for placing corresponding sealing ring；Or
The side wall and the upper seal 114 of the installation through-hole 1111 and/or position corresponding with the lower seal 115 are equipped with ring
The placing groove of shape, for placing corresponding sealing ring.Placement space is provided for corresponding sealing ring by the way that the placing groove is arranged,
Play the role of limit simultaneously, ensures the upper seal 114 during the fixed scroll 111 floats up and down in the axial direction
It is at corresponding position with the lower seal 115, is not in that the upper seal 114 and the lower seal 115 are run
Inclined situation, it is ensured that the sealing reliability of the cushion chamber 113.
Further, in one embodiment, the placing groove is arranged on the side wall equipped with the annular groove, even
The annular groove is arranged on the guide part 112, then the placing groove is arranged on the side wall of the guide part 112, if
The annular groove is arranged on the side wall of the installation through-hole 1111, then the placing groove is arranged in the installation through-hole 1111
Side wall on, the top of the cushion chamber 113 so can be then always positioned at upper seal 114 described in effective guarantee, under described
Sealing ring 115 is always positioned at the lower section of the cushion chamber 113, the leakproofness of cushion chamber 113 described in further effective guarantee.
Further, in one embodiment, fixed scroll 111 as described in Figure 2 is equipped with flow-guiding channel 1112, the water conservancy diversion
1112 one end of channel is connected to the discharge chamber 1113 of the fixed scroll 111, the other end of the flow-guiding channel 1112 with it is described
Cushion chamber 113 is connected to.To which the high pressure refrigerant in the discharge chamber 1113 of the fixed scroll 111 is introduced the cushion chamber 113
In, it is used as buffer fluid.
Specifically, in one embodiment, as shown in Figure 2 and Figure 4, the fixed scroll component 11 further includes first connecing
Head assembly 116, the input terminal of first joint assembly 116 are connected to the flow-guiding channel 1112, first joint assembly
116 output end is connected to the cushion chamber 113, for by the buffer fluid in the discharge chamber 1113 of the fixed scroll 111
Import the cushion chamber 113.By the setting of first joint assembly 116 realize indirectly the flow-guiding channel 1112 with it is described
Connection between cushion chamber 113, so that the high pressure refrigerant in the discharge chamber 1113 of 1112 one end of flow-guiding channel is introduced cushion chamber
In 113.
Alternatively it is also possible to directly pass through the flow-guiding channel by the reasonable setting in 1112 path of flow-guiding channel
High pressure refrigerant in the discharge chamber 1113 of the fixed scroll 111 is introduced cushion chamber 113 by 1112.Moreover, working as the cushion chamber
113 when being set as multiple, can also realize each 113 mesohigh refrigerant of cushion chamber by the way that multiple flow-guiding channels 1112 are arranged
Introducing process.
Further, in one embodiment, as shown in Figure 4 and Figure 5, the outer rim of the fixed scroll 111 is circumferentially with 4
A installation through-hole 1111, the guide part 112 are 4, and the guide part 112 and the installation through-hole 1,111 1 are a pair of
It answers, forms two groups of adjacent cushion chambers 113, first joint assembly 116 and the flow-guiding channel 1112 are two,
The flow-guiding channel 1112 is corresponded with first joint assembly 116, the input terminal of first joint assembly 116 with it is right
The flow-guiding channel 1112 answered is connected to, and first joint assembly 116 includes two output ends, two output ends respectively with same group
In two cushion chambers 113 connection.
To improve the fixed scroll component 11 in the accuracy of axial floating, 4 are set up in the week of fixed scroll 111
And the guide part 112 and installation through-hole 1111, to form two groups of adjacent cushion chambers 113.As shown in figure 4, at each group
One the first joint assembly 116 is set between adjacent cushion chamber 113, using first joint assembly 116 by a water conservancy diversion
In one group of buffer fluid Decentralized Pull in adjacent cushion chamber 113 in channel 1112.To pass through two 1112 Hes of flow-guiding channel
Two the first joint assemblies 116, realize the introducing of buffer fluid in four cushion chambers 113.
Alternatively it is also possible to set the structure with multiple outlets, i.e., one first for first joint assembly 116
Joint assembly 116 then realizes the introducing process of buffer fluid in multiple cushion chambers 113.
Specifically, in one embodiment, as shown in Figure 4 and Figure 6, the first joint assembly 116 includes the first tap
1161, the first efferent duct 1162 and the second efferent duct 1163, first tap 1161 go out with an entrance and two
Mouthful, the conducting setting corresponding with corresponding flow-guiding channel 1112 of the entrance of first tap 1161, first efferent duct
1162 entrance is connected to the one outlet of first tap 1161, the entrance of second efferent duct 1163 with it is described
Another outlet of first tap 1161, the outlet of first efferent duct 1162 and second efferent duct 1163
Outlet be connected to respectively with two cushion chambers 113 in same group.
As shown in figure 4, after the first tap 1161 introduces the buffer fluid in a flow-guiding channel 1112, buffer stream
Body is divided into two outlet outflows in the first tap 1161, flows out respectively from two outlets of the first tap 1161
Buffer fluid enters corresponding cushion chamber under the guidance respectively of first efferent duct 1162 and second efferent duct 1163
113。
Moreover, specifically, first efferent duct 1162 and second efferent duct 1163 can directly delay with corresponding
The connection of chamber 113 is rushed to import buffer fluid, it can also be as shown in Figure 5 by the way that flow-in hole be arranged around the cushion chamber 113
1116, the first efferent duct 1162 and the second efferent duct 1163 are plugged in corresponding flow-in hole 1116, flow-in hole 1116 is passed through
The connection between the first efferent duct 1162 and the second efferent duct 1163 and corresponding cushion chamber 113 is realized indirectly.First output
Position of the setting of pipe 1162 and 1163 specific structure of the second efferent duct then based on first tap 1161 outlet
Depending on the position of the cushion chamber 113.
Further specifically, in one embodiment, as shown in Figure 5 and Figure 6,1161 upper inlet of the first tap
Place face is joint face 1164, and the position on the fixed scroll 111 where the outlet of the flow-guiding channel 1112, which is equipped with, matches
Conjunction face 1114, the joint face 1164 can be bonded with the mating surface 1114 so that the outlet of the flow-guiding channel 1112 with
The entrance of first tap 1161 is opposite.
In use process, first tap 1161 is connected to by the quiet vortex by screw or other connectors
Disk 111 is equipped with the position of the flow-guiding channel 1112.So that joint face 1164 on first tap 1161 with it is described
Mating surface 1114 on fixed scroll 111 is bonded, the outlet of the entrance of the first tap 1161 and the flow-guiding channel 1112
It is oppositely arranged, to realize buffer fluid in the transition of the 1112 to the first joint assembly of flow-guiding channel 116.
Further specifically, in one embodiment, as shown in Figure 4 and Figure 5,4 installation through-holes 1111 are described
The circumferential direction of fixed scroll 111 is evenly spaced on, and radial direction of two flow-guiding channels 1112 along the fixed scroll 111 is set
It sets, and two flow-guiding channels 1112 are oppositely arranged, the flow-guiding channel 1112 is connected to corresponding first joint assembly 116
One end is between corresponding two installation through-holes 1111.One group of adjacent cushion chamber 113 connects with positioned at first between the two
The corresponding connection of head assembly 116, so that overall structure is more compact.
Specifically, in one embodiment, as shown in figure 5, the outer rim of the fixed scroll 111 is circumferentially with 4 lugs
1115,4 lugs 1115 are evenly spaced on along the circumferential direction of the fixed scroll 111, and 4 installation through-holes 1111 are set respectively
It sets on 4 lugs 1115, the side on the lug 1115 close to corresponding first joint assembly 116 is equipped with flow-in hole 1116,
One end of the flow-in hole 1116 is connected to corresponding cushion chamber 113, the other end of the flow-in hole 1116 and corresponding first
The output end of joint assembly 116 is connected to.First joint assembly 116 is delayed with corresponding indirectly by corresponding flow-in hole 1116
Rush the connection of chamber 113.
Specifically, as shown in figure 4, when first joint assembly 116 includes the first tap 1161, the first efferent duct
1162 and when the second efferent duct 1163, the first efferent duct 1162 of the flow-in hole 1116 and corresponding first joint assembly 116
Or second efferent duct 1163 be connected to.
Further, in one embodiment, as shown in fig. 7, the fixed scroll component 11 further includes the second connector
Component 117, demarcation plate 118 and upper cover 119, the reticle are arranged above the fixed scroll 111, and the upper cover 119 is covered
It is located at the top of the demarcation plate 118, forms high pressure gas chamber 1181, the high pressure gas chamber 1181 and the fixed scroll
111 discharge chamber 1113 is connected, and the side wall of the high pressure gas chamber 1181 is equipped with output channel, second joint assembly 117
One end is connected to the output channel, and the other end of second joint assembly 117 is connected to the cushion chamber 113, and being used for will
Buffer fluid in the high pressure gas chamber 1181 imports the cushion chamber 113.
By the setting of second joint assembly 117, by the high pressure refrigeration oil and height in the high pressure gas chamber 1181
Refrigerant is pressed to introduce cushion chamber 113, and the compressibility of the high pressure refrigeration oil is smaller, to further improve buffering noise reduction
Effect.The discharge chamber of the high pressure gas chamber 1181 and the fixed scroll 111 that are formed between demarcation plate 118 and upper cover 119
1113 connections, the high pressure refrigeration oil being brought into the high pressure refrigerant can then deposit in the high pressure gas chamber 1181, described
The high pressure refrigeration oil of deposition can then be imported cushion chamber 113 by the second joint assembly 117.Certain second joint assembly 117
High pressure refrigerant in high pressure gas chamber 1181 can also be imported into corresponding cushion chamber 113, realize the purpose of buffering noise reduction.And
And based on the demarcation plate 118 and upper cover 119 there is no floating up and down as the fixed scroll 111, therefore use
Second joint assembly 117 is connected to the high pressure gas chamber 1181 realizes that the conductive process reliability of buffer fluid is higher.
Further, in one embodiment, as shown in fig. 7, the outer rim of the demarcation plate 118 tilts down, described
Buffer fluid crystallizing field 1182 is formed in high pressure gas chamber 1181, the output channel setting dips down in the demarcation plate 118
Oblique part is connected with the crystallizing field 1182.
By the way that the outer rim of the demarcation plate 118 to be obliquely installed, so that the crystallizing field 1182 is formed, so that high pressure freezes
Oil is mainly gathered in crystallizing field 1182, facilitates introducing of second joint assembly 117 to high pressure refrigeration oil.
Further specifically, in one embodiment, as shown in Figure 7 to 10, second joint assembly 117 with it is described
One end of output channel connection is plugged in the output channel, and second joint assembly 117 is inserted in the output channel
In part be construction section, the outer wall of the construction section is equipped with the limiting slot of annular, and sealing ring is equipped in the limiting slot, described
Sealing ring is pressed between the construction section and the side wall of the output channel.As shown in Figure 7 and Figure 8, by the second joint assembly
117 are plugged in output channel, and further increase second joint assembly 117 using sealing ring and connect at output channel
The reliability of sealing.
Further, in one embodiment, as shown in Figure 7 to 10, the outer rim of the fixed scroll 111 is circumferentially with
4 installation through-holes 1111, the guide part 112 are 4, and the guide part 112 and the installation through-hole 1,111 1 are a pair of
It answers, forms two groups of adjacent cushion chambers 113, second joint assembly 117 and the output channel are two, described
Second joint assembly 117 is corresponded with the output channel, each second joint assembly 117 cushion chamber adjacent with one group
113 is corresponding, and each second joint assembly 117 includes the second tap 1171, third efferent duct 1172 and the 4th efferent duct
1173, second tap 1171 have an entrance and two outlet, the entrance of second tap 1171 with
The output channel conducting setting, the one outlet of the entrance of the third efferent duct 1172 and second tap 1171
Connection, the entrance of the 4th efferent duct 1173 and another outlet of second tap 1171, the third
The outlet of efferent duct 1172 and the outlet of the 4th efferent duct 1173 are connected to two cushion chambers 113 in same group respectively.
With it is aforementioned be equipped with the first joint assembly 116 when the case where it is similar, above scheme is defeated using two the second joint assemblies 117 and two
Channel out realizes the importing process of buffer fluid in four cushion chambers 113.
Further, a kind of screw compressor 10 is provided in another embodiment, including above-mentioned fixed scroll group
Part 11.
Above scheme provides a kind of screw compressor 10, and the screw compressor 10 is by using any of the above-described embodiment
The fixed scroll component 11, so that fixed scroll 111 is while meeting axial floating, by active force radially
When, it will receive the buffer function of buffer fluid in the cushion chamber 113, effectively reduce the fixed scroll 111 and led with described
Shock between part 112, to reduce the generation of noise.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (15)
1. a kind of fixed scroll component, which is characterized in that including fixed scroll and guide part, the periphery of the fixed scroll is equipped with
With the matched installation through-hole of the guide part, the installation through-hole is arranged along the axial direction of the fixed scroll, and the guide part is inserted
It is located in the installation through-hole, the side wall of the guide part is equipped with annular groove, and is formed and buffered with the side wall of the installation through-hole
Chamber；Or the side wall of the installation through-hole is equipped with annular groove, and forms cushion chamber, the cushion chamber with the side wall of the guide part
In can fill buffer fluid.
2. fixed scroll component according to claim 1, which is characterized in that further include the side for being arranged at the guide part
Upper seal and lower seal between wall and the side wall of the installation through-hole, the upper seal are located at the upper of the cushion chamber
Side, the lower seal are located at the lower section of the cushion chamber.
3. fixed scroll component according to claim 2, which is characterized in that the side wall of the guide part and the upper sealing
Circle and/or position corresponding with the lower seal are equipped with the placing groove of annular, for placing corresponding sealing ring；Or it is described
The side wall of installation through-hole and the upper seal and/or position corresponding with the lower seal are equipped with the placing groove of annular, use
In the corresponding sealing ring of placement.
4. fixed scroll component according to any one of claims 1 to 3, which is characterized in that the fixed scroll is equipped with and leads
Circulation road, described flow-guiding channel one end are connected to the discharge chamber of the fixed scroll, the other end of the flow-guiding channel with it is described
Cushion chamber connection.
5. fixed scroll component according to claim 4, which is characterized in that it further include the first joint assembly, described first
The input terminal of joint assembly is connected to the flow-guiding channel, and the output end of first joint assembly is connected to the cushion chamber,
For the buffer fluid in the discharge chamber to be imported the cushion chamber.
6. fixed scroll component according to claim 5, which is characterized in that the outer rim of the fixed scroll is circumferentially with 4
A installation through-hole, the guide part are 4, and the guide part and the installation through-hole correspond, and two groups of formation is adjacent
The cushion chamber, first joint assembly and the flow-guiding channel are two, and the flow-guiding channel connects with described first
Head assembly corresponds, and the input terminal of first joint assembly is connected to corresponding flow-guiding channel, first joint assembly
Including two output ends, two output ends are connected to two cushion chambers in same group respectively.
7. fixed scroll component according to claim 6, which is characterized in that the first joint assembly includes that the first shunting connects
Head, the first efferent duct and the second efferent duct, first tap have an entrance and two outlets, and described first shunts
The conducting setting corresponding with corresponding flow-guiding channel of the entrance of connector, the entrance of first efferent duct and first tap
One outlet connection, another outlet of the entrance of second efferent duct and first tap, described the
The outlet of one efferent duct and the outlet of second efferent duct are connected to two cushion chambers in same group respectively.
8. fixed scroll component according to claim 7, which is characterized in that face where the first tap upper inlet
It is joint face, the position on the fixed scroll where the outlet of the flow-guiding channel is equipped with mating surface, the joint face energy
It is enough to be bonded with the mating surface, so that the outlet of the flow-guiding channel is opposite with the entrance of first tap.
9. fixed scroll component according to claim 6, which is characterized in that 4 installation through-holes are in the quiet vortex
The circumferential direction of disk is evenly spaced on, two flow-guiding channels being arranged radially along the fixed scroll, and is led described in two
Circulation road is oppositely arranged, and the flow-guiding channel is located at corresponding two installation through-holes with one end that corresponding first joint assembly is connected to
Between.
10. fixed scroll component according to claim 6, which is characterized in that the outer rim of the fixed scroll is circumferentially with 4
A lug, 4 lugs are evenly spaced on along the circumferential direction of the fixed scroll, 4 installation through-holes be separately positioned on 4 it is convex
On ear, be equipped with flow-in hole close to the side of corresponding first joint assembly on the lug, one end of the flow-in hole with it is corresponding
Cushion chamber connection, the other end of the flow-in hole are connected to the output end of corresponding first joint assembly.
11. fixed scroll component according to any one of claims 1 to 3, which is characterized in that further include the second connector group
Part, demarcation plate and upper cover, the reticle are arranged above the fixed scroll, and the upper cover lid is located at the upper of the demarcation plate
Side forms high pressure gas chamber, and the high pressure gas chamber is connected with the discharge chamber of the fixed scroll, the side of the high pressure gas chamber
Wall is equipped with output channel, and second joint assembly one end is connected to the output channel, second joint assembly it is another
End is connected to the cushion chamber, for the buffer fluid in the high pressure gas chamber to be imported the cushion chamber.
12. fixed scroll component according to claim 11, which is characterized in that the outer rim of the demarcation plate tilts down,
Buffer fluid crystallizing field is formed in the high pressure gas chamber, the portion that the demarcation plate tilts down is arranged in the output channel
Point, it is connected with the crystallizing field.
13. fixed scroll component according to claim 12, which is characterized in that second joint assembly and the output
One end of channel connection is plugged in the output channel, and second joint assembly is inserted in the part in the output channel
For construction section, the outer wall of the construction section is equipped with the limiting slot of annular, is equipped with sealing ring in the limiting slot, the sealing ring supports
It is pressed between the construction section and the side wall of the output channel.
14. fixed scroll component according to claim 11, which is characterized in that the outer rim of the fixed scroll is circumferentially with
4 installation through-holes, the guide part are 4, and the guide part and the installation through-hole correspond, and two groups of formation is adjacent
The cushion chamber, second joint assembly and the output channel are two, second joint assembly with it is described defeated
Channel corresponds out, and each second joint assembly is corresponding with one group of adjacent cushion chamber, and each second joint assembly wraps
The second tap, third efferent duct and the 4th efferent duct are included, second tap has an entrance and two outlets,
The entrance of second tap is connected setting with the output channel, the entrance of the third efferent duct with described second point
The one outlet connection of connector, the entrance of the 4th efferent duct and another outlet of second tap are flowed,
The outlet of the third efferent duct and the outlet of the 4th efferent duct are connected to two cushion chambers in same group respectively.
15. a kind of screw compressor, which is characterized in that including the described in any item fixed scroll components of claim 1 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422396.3A CN109209870A (en) | 2018-11-23 | 2018-11-23 | Fixed scroll component and screw compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422396.3A CN109209870A (en) | 2018-11-23 | 2018-11-23 | Fixed scroll component and screw compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109209870A true CN109209870A (en) | 2019-01-15 |
Family
ID=64994659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811422396.3A Pending CN109209870A (en) | 2018-11-23 | 2018-11-23 | Fixed scroll component and screw compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109209870A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576501A (en) * | 2020-12-03 | 2021-03-30 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04331837A (en) * | 1991-05-02 | 1992-11-19 | Kurashiki Kako Co Ltd | Manufacture of liquid-sealed bush and device therefor |
| US6345966B1 (en) * | 2000-06-30 | 2002-02-12 | Scroll Technologies | Scroll compressor with dampening bushing |
| JP2002081377A (en) * | 2000-09-06 | 2002-03-22 | Fujitsu General Ltd | Support device of compressor |
| CN204344795U (en) * | 2014-11-20 | 2015-05-20 | 江苏正盛汽车工业有限公司 | New automobile dydraulic shock absorber supporting structure |
| CN209100259U (en) * | 2018-11-23 | 2019-07-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Fixed scroll component and screw compressor |
-
2018
- 2018-11-23 CN CN201811422396.3A patent/CN109209870A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04331837A (en) * | 1991-05-02 | 1992-11-19 | Kurashiki Kako Co Ltd | Manufacture of liquid-sealed bush and device therefor |
| US6345966B1 (en) * | 2000-06-30 | 2002-02-12 | Scroll Technologies | Scroll compressor with dampening bushing |
| JP2002081377A (en) * | 2000-09-06 | 2002-03-22 | Fujitsu General Ltd | Support device of compressor |
| CN204344795U (en) * | 2014-11-20 | 2015-05-20 | 江苏正盛汽车工业有限公司 | New automobile dydraulic shock absorber supporting structure |
| CN209100259U (en) * | 2018-11-23 | 2019-07-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Fixed scroll component and screw compressor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576501A (en) * | 2020-12-03 | 2021-03-30 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
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