CN207179025U - A kind of muffler assembly - Google Patents
A kind of muffler assembly Download PDFInfo
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- CN207179025U CN207179025U CN201720399585.8U CN201720399585U CN207179025U CN 207179025 U CN207179025 U CN 207179025U CN 201720399585 U CN201720399585 U CN 201720399585U CN 207179025 U CN207179025 U CN 207179025U
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- connecting portion
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- auxiliary section
- adaptor
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Abstract
The utility model discloses a kind of muffler assembly, muffler assembly comprises at least muffler, the first connecting tube and the first adaptor, the first end of first connecting tube is welded and fixed with muffler, second end of the first connecting tube is welded and fixed with the first adaptor, the inner chamber of first adaptor can be connected by the first connecting tube with the inner chamber of muffler, muffler assembly of the present utility model is provided with the first adaptor, is advantageous to being welded and fixed for muffler assembly and follow-up connecting line.
Description
【Technical field】
The utility model belongs to refrigeration technology field, relates generally to a kind of muffler applied to refrigeration system.
【Background technology】
Muffler is the basic element of character commonly used in refrigeration system, can eliminate the noise that flow of fluid is brought, muffler one
As be made using the copper material that easily welds, but copper material price is higher, thus replaces copper material manufacture new using steel recently
Cause, to reduce production cost, but steel and copper material welding difficulty are higher, are unfavorable for muffler and the follow-up pipeline of refrigeration system
Installation, thus need to take certain measure to reduce installation difficulty.
【The content of the invention】
The purpose of this utility model is to provide a kind of muffler assembly, advantageously reduces muffler assembly and other pipelines
The installation difficulty of part.
To achieve the above object, adopt the following technical scheme that：A kind of muffler assembly, connect including at least muffler, first
Adapter and the first adaptor, first adaptor comprise at least the first auxiliary section, and first adaptor also includes first end
Mouth and second port, the first port are arranged at one end of first auxiliary section, and the muffler comprises at least first and connected
Socket part and second connecting portion, the first connecting portion are located at the side of the muffler, and the second connecting portion disappears positioned at described
The opposite side of sound device, the first end of first connecting tube include the 3rd connecting portion, and the second end of first connecting tube includes
4th connecting portion, the 3rd connecting portion are welded and fixed with the first connecting portion, and the 4th connecting portion is matched somebody with somebody with described first
Conjunction portion is welded and fixed, and the axial direction in first auxiliary section, first auxiliary section is located substantially at the 4th connecting portion
End wall side, the second port can be connected by first connecting tube with the inner chamber of the muffler.
Compared with prior art, muffler assembly of the present utility model sets first adaptor, be advantageous to muffler with
The installation of other pipelines is fixed.
【Brief description of the drawings】
Fig. 1 is a kind of schematic diagram of the first embodiment of muffler assembly；
Fig. 2 is schematic cross-section of the muffler assembly along A-A axis shown in Fig. 1；
Fig. 3 is the enlarged diagram of the first embodiment in Ith area of muffler assembly in Fig. 2；
Fig. 4 is the enlarged diagram of the second embodiment in Ith area of muffler assembly in Fig. 2；
Fig. 5 is the enlarged diagram of the 3rd embodiment in Ith area of muffler assembly in Fig. 2；
Fig. 6 is the enlarged diagram of the fourth embodiment in Ith area of muffler assembly in Fig. 2；
Fig. 7 is the first embodiment schematic diagram of the first connecting tube；
Fig. 8 is the second embodiment schematic diagram of the first connecting tube；
Fig. 9 is the 3rd embodiment schematic diagram of the first connecting tube；
Figure 10 is the enlarged diagram of the first embodiment in IIth area of muffler assembly in Fig. 5；
Figure 11 is the enlarged diagram of the second embodiment in IIth area of muffler assembly in Fig. 5；
Figure 12 is the structural representation of the first embodiment of the first adaptor；
Figure 13 is the structural representation of the second embodiment of the first adaptor；
Figure 14 is the dimensional structure diagram of the 3rd embodiment of the first adaptor；
Figure 15 is the schematic diagram of the fourth embodiment of the first adaptor；
Figure 16 is the assembling schematic diagram of the first embodiment of the first adaptor and the first connecting tube；
Figure 17 is the assembling schematic diagram of the second embodiment of the first adaptor and the first connecting tube；
Figure 18 is the assembling schematic diagram of the 3rd embodiment of the first adaptor and the first connecting tube；
Figure 19 is the assembling schematic diagram of the fourth embodiment of the first adaptor and the first connecting tube.
【Embodiment】
In order that those skilled in the art more fully understand the technical scheme of the utility model embodiment, with reference to attached
Figure and embodiment are described in further detail.Refer to Fig. 1 and Fig. 2, a kind of muffler assembly, including at least noise reduction
Device 400, the first connecting tube 100 and the first adaptor 200, muffler 400, the first connecting tube 100 and the first adaptor 200 are
Hollow structure, muffler 400, the first connecting tube 100 and the first adaptor 200 are welded and fixed, the inner chamber energy of the first adaptor 200
Enough connected by the inner chamber of the first connecting tube with the inner chamber of muffler 400.Muffler 400 include flat part 410, contraction section 420,
First connecting portion 430 and second connecting portion 440, the flat part of muffler 400, contraction section, second connecting portion 440 and first connect
Socket part 430 can be integrative-structure or by being welded and fixed, and contraction section 420 is from flat part 410 towards first connecting portion 430
Shrink and extend with second connecting portion 440, and the diameter of contraction section 420 tapers into or great-jump-forward diminishes；First connecting portion 430
420 straight extension of contraction section from the side of flat part 410, contraction section 420 of the second connecting portion 440 from the opposite side of flat part 410
The diameter of straight extension, first connecting portion 430 and second connecting portion 440 keeps constant or substantially unchanged, wherein, positioned at noise reduction
The first connecting portion 430 of the both sides of device 400 and the diameter of second connecting portion 440 be able to can also be differed with identical；First connecting portion
430 and the radial section of second connecting portion 440 can be the regular shapes such as circle, rectangle, ellipse or other irregular
Shape.First connecting portion 430 also includes the first connected entrance (not shown) connected with the inner chamber of muffler 400, second connecting portion
440 also include the second connected entrance (not shown) for being connected with the inner chamber of muffler 400.First connecting tube 100 include first end,
Second end and the first stage casing 120, the first stage casing are arranged between the first end of the first connecting tube and the second end of the first connecting tube,
The first end of first connecting tube can be connected with the second end of the first connecting tube by the first stage casing, the first end of the first connecting tube
Including at least the 3rd connecting portion 130, the second end of the first connecting tube comprises at least the 4th connecting portion 111, the 3rd connecting portion 130 with
The inwall of first connecting portion 430 is welded and fixed, and the 3rd connecting portion 130 and the first stage casing 120 are located substantially at first connecting portion end wall
Both sides.
Referring to Fig. 6, first connecting portion 430 includes First portion 136 and second portion 135, second portion 135 and
The inwall of one connecting portion 430 is welded and fixed.Specifically, the external diameter in First portion 136 is less than the external diameter in second portion 135, or
Say, relative second portion 135 of First portion 136 is recessed towards the axis of first connecting portion 430；In the axial direction side of first connecting portion
To second connecting portion is closed in portion of with respect to second, First portion, and the length in First portion is far smaller than the length in second portion.The
The respective inner walls of one portion 136 and first connecting portion form the holding tank for placing solder, and during welding, solder is positioned over First portion
Between 136 and the respective inner walls of first connecting portion, be advantageous to the fixation of solder and solder melt after flow into second portion 135 and the
Between the respective inner walls of one connecting portion 430.
Refer to Fig. 3-Fig. 5, the external diameter of the 3rd connecting portion 130 is roughly equal, or the 3rd connecting portion 130 external diameter substantially
Unchanged, the outer wall and the inwall of first connecting portion 430 of the 3rd connecting portion 130 are welded and fixed.Specifically, first connecting portion 430
Including the 3rd portion 432 and the 4th portion 431, the 4th portion 431 and the outer wall of the 3rd connecting portion 130 are welded and fixed；3rd
The axisymmetrical of first connecting portion is shown greatly in portion and the 4th portion, and the internal diameter in the 3rd portion 432 is less than the interior of the 4th portion 431
Footpath, in other words, relative 4th portion 431 of the 3rd portion 432 are raised towards the axis of first connecting portion, wherein, the 3rd portion can
To be continuous raised or salient point, projection or bulge loop with the axisymmetrical of first connecting portion 120.In the first connection
The axial direction in portion, at least partly the 4th portion are positioned at the 3rd between portion and the 3rd connecting portion, the 4th portion 431 in other words
Length is more than the length of the 3rd connecting portion 130, and the 3rd portion 432 is arranged at port and the second connection of the 3rd connecting portion in other words
Between portion 440.So, the holding tank for placing solder, weldering are formed between the port of the 3rd connecting portion 130 of portion 432 and the 3rd
When connecing, solder extrudes fixation by the end wall of the 3rd connecting portion 130 and the 3rd portion 432, is so advantageous to the fixation and weldering of solder
Material is flowed between the 3rd connecting portion 130 and the 3rd portion 432 after melting, and then is welded and fixed the 3rd connecting portion 130 and first and is connected
Socket part 430；The internal diameter in the 3rd portion is less than the internal diameter in the 4th portion, it is possibility to have effect prevents the solder of liquid from flowing into muffler
Contraction section 420, be advantageous to save solder and strengthen weld strength.Referring to Fig. 4, the 3rd connecting portion 130 is also folded over including first
Portion 131, the first folded over portion 131 are arranged at the end of the 3rd connecting portion 130, and the first folded over portion 131 is towards first connecting portion 430
Axis extends, substantially vertical with the axis of first connecting portion, it is recognised that first port is arranged at the first folded over portion 131.If
Putting the first folded over portion 131 can prevent liquid solder from flowing into the inwall of the 3rd connecting portion 130 in welding.Referring to Fig. 5, first
Connecting portion 430 can also include the 3rd portion 432, the 4th portion 431 and the 5th portion 433, the 3rd portion 432, the 4th portion
431 and the 5th portion 433 show the axisymmetrical of first connecting portion 430 greatly, in the axial direction of first connecting portion 430, the 5th
Between the 3rd portion 432 and the 4th portion 431, the length in the 4th portion 431 is more than or equal to the 3rd connecting portion in portion 433
130 length, or the 5th portion are more than or equal to the length of the 3rd connecting portion 130 to the distance of the end wall of first connecting portion；
The internal diameter in the 5th portion is more than the internal diameter in the 3rd portion and/or the 4th portion, and the 5th portion is with respect to the 3rd portion and the in other words
Four portions are recessed with the axis away from first connecting portion.Wherein, the physical dimension in the 5th portion 433 is closed with placing solder compatible.
4th portion 431 is welded and fixed with the 3rd connecting portion 130, it is recognised that in the axial direction of first connecting portion 430, the 3rd
Portion 432 is located between port and the second connecting portion 440 of the 3rd connecting portion, and the 3rd relative proximity the 3rd of portion 432 connects
The port in portion 430.
Referring to Fig. 7, the second end of the first connecting tube 100 includes the 4th connecting portion 111 and the first contraction flow region 112, first
3rd connecting portion 130 of the first connecting tube of relative proximity of contraction flow region 112, the 4th connecting portion 111 are relatively distant from the first connecting tube
3rd connecting portion 130.The diameter of 4th connecting portion is more than the diameter in the first stage casing, and the first contraction flow region 112 is from the court of the first stage casing 120
Extend to the 4th connecting portion 111, and diameter increases, and the diameter of the first contraction flow region is from the 4th connecting portion direction first in other words
Diameter is gradually reduced when section 120 extends；In other embodiment, the first contraction flow region 112 can also be with the axle of the 4th connecting portion 111
Line is vertical, and saltus step occurs for the diameter in the first stage casing 120 to the 4th connecting portion diameter in other words.Refer to Figure 14 and Figure 16, first
Adaptor 200 includes the first auxiliary section 230 and the first extension 210, and the first extension 210 is arranged at the one of the first adaptor
End, the first extension 210 is the extension of the first auxiliary section 230 in other words, and the inner chamber of the first extension is interior with the first auxiliary section
Chamber connects, and the first adaptor also includes first port and second port, and first port is arranged at the first auxiliary section, and second port is set
It is placed in the first extension.Specifically, the first extension 210 from the first auxiliary section 230 with the axis away from first auxiliary section 230
Direction extends, and the first extension 210 is prolonged from the first auxiliary section 230 with being roughly parallel to the radial direction of the first auxiliary section in other words
Stretch, the first extension 210 is substantially vertical with the axis direction of the 4th connecting portion 111.The second end and first of first connecting tube 100
Adaptor 200 is welded and fixed, and the mode of welding can be soldering, flame welding or stove weldering.Specifically, the 4th connecting portion 111 with
First auxiliary section 230 is interference fitted, and the 4th connecting portion 111 is stretched into the first auxiliary section 230, due to the presence of the first contraction flow region 112,
First auxiliary section 230 is contradicted with the first contraction flow region 112, and the first auxiliary section 230 and the inwall of the 4th connecting portion 111 are welded and fixed,
The end wall of first extension 210 and the 4th connecting portion 111 is welded and fixed.Axial direction in the first auxiliary section, the first auxiliary section
230 and first extension 210 be located substantially at the end wall both sides of the 4th connecting portion 111, at least the first contraction flow region is located substantially at first
The side of port, the 4th connecting portion substantially with the opposite side positioned at first port.It is recognised that the radial direction of the first auxiliary section 230
Section is roughly the same with the shape of the radial section of the 4th connecting portion 111；The internal diameter of first auxiliary section is roughly equal, and first
The axis of auxiliary section substantially axis, when the straight section of the connection end of the follow-up pipeline welded with muffler assembly is relatively short,
Need to lengthen the straight section of the corresponding connection end of follow-up pipeline, but because the first auxiliary section is straight-run of pipe, just without right
Follow-up pipeline is transformed, and can make the easier for installation of muffler assembly.The external diameter of first extension 210 is matched somebody with somebody more than first
The external diameter in conjunction portion 230, the internal diameter of the first extension can be more than or equal to the internal diameter of the first auxiliary section.In the present embodiment, first
The external diameter of extension 210 is more than or equal to the external diameter of the 4th connecting portion 111.Muffler assembly sets the first extension 210, not only
The depth that the 4th connecting portion is goed deep into the first auxiliary section can be limited, the end wall of the first extension and the 4th connecting portion can also be reduced
Gap, to reduce the bare area of solder, be advantageous to reduce different material between potential difference, reduce corrosion.Further, since the
One extension 210 is approximately perpendicular to the extension of the first connector axis direction, due to the interval of the first extension, during secondary welding
Solder and solder when once welding do not contact, and can effectively reduce the potential difference between different material and caused corrosion.
Figure 15 and Figure 18 is referred to, the first extension 210 includes the first extension 213, and the first extension 213 is straight tube,
The first extension 213 is from the straight extension in the first auxiliary section, the i.e. diameter of the first auxiliary section 230 and the first extension 210 in other words
It is roughly equal, and the axis of the first auxiliary section 230 and the axis of the first extension 213 substantially overlap；First auxiliary section and the
The inwall of four connecting portions is welded and fixed, and the first auxiliary section is located substantially at the side of the 4th connecting portion end wall, and the first extension 213 is big
The opposite side positioned at the 4th connecting portion end wall is caused, the inner chamber of the first extension connects with the inner chamber of the first auxiliary section, second port
It is arranged at the first extension., can also be according to being bent into different shapes in addition, the first extension 210 of the first adaptor 200
Shape, as shown in figure 12, such as the first extension 210 also include the first extension 213, the second extension 212 and the 3rd extension
211, second port is arranged at the 3rd extension, and the first extension 213 shows greatly the axis of the first auxiliary section from the first auxiliary section
Direction extends, and the length of the first extension 213 is more than or equal to the length of the first auxiliary section, and the second extension 212 is prolonged from first
Section 213 is stretched with arc central axis smoothly to extend, the 3rd extension 211 from the 212 straight extension of the second extension, it is recognised that
First extension can also be the combination of multiple curved segments and multiple straight sections, but the extension where second port should be straight section.Disappear
When sound device assembly is welded with other pipelines, if, it is necessary to follow-up pipeline phase when the straight section of the follow-up corresponding connection end of pipeline is shorter
The straight section of connecting tube is answered to be lengthened, but because the tail end of the first extension comprises at least straight-run of pipe, just without to follow-up
Pipeline is transformed, and can make the easier for installation of muffler assembly.Figure 13 and Figure 19 is referred to, the 3rd extension 211
Diameter is more than the diameter of the first extension, and the first extension 213 is from the 230 straight extension of the first auxiliary section, and first extends in other words
The external diameter and the external diameter of the first auxiliary section 230 of section are roughly equal；Second extension 212 is from the first extension towards the 3rd extension
211 extensions, the axial direction in the first auxiliary section 230, the diameter of the second extension 212 gradually increase；3rd extension 211 is certainly
Second extension, 212 straight extension, in other words, the first extension are connected with the second extension diameter relatively small end, and the 3rd prolongs
Section 211 is stretched to be connected with the second relatively large end of extension diameter.First auxiliary section 230 is stretched into the 4th connecting portion 111 and the 4th and connected
The inwall of socket part is welded and fixed, due to the first contraction flow region 112 towards the first stage casing 120 extend when diameter be gradually reduced, favorably
In the depth for limiting the first auxiliary section of the first contraction flow region 112 insertion；In addition, extension is shunk in the second extension, be advantageous to muffler
Component limits the insertion depth of follow-up pipeline when being welded with follow-up pipeline.
First extension also includes the first linkage section (not shown), and the external diameter of the first extension is more than the outer of the first auxiliary section
Footpath, the first linkage section extend from the first auxiliary section towards the first extension, the bearing of trend of the first linkage section and the first auxiliary section
Axis direction it is substantially vertical, at least partly the end wall of the first linkage section and the 4th connecting portion is with being welded and fixed；Or first connect
Connecing section includes the first segmental arc (not shown) and the second segmental arc (not shown), and the first segmental arc is shown greatly away from first from the first auxiliary section
The direction extension of the axis of auxiliary section, the direction that the second segmental arc shows greatly neighbouring first auxiliary section axis from the first segmental arc extend to
First extension, the first linkage section show greatly the axisymmetrical of the first auxiliary section, at least partly the first segmental arc and the 4th connecting portion
End wall be welded and fixed.
Figure 17 is referred to, the first adaptor 200 can also only include the first auxiliary section 230, and first port is arranged at first
One end of the first contraction flow region of relative proximity of auxiliary section 230, second port are arranged at the first auxiliary section 230 and are relatively distant from the first receipts
The one end in contracting portion, the first auxiliary section 230 and the inwall of the 4th connecting portion 111 are welded and fixed, and the first auxiliary section is located substantially at the 4th
The side of connecting portion end wall.
Second end of the first connecting tube can also only include the 4th connecting portion 111, as shown in figure 8, the 4th connecting portion 111 is certainly
First stage casing 120 extends, and the external diameter of the 4th connecting portion 111 and the first stage casing external diameter are roughly equal.First adaptor 200 includes the
One auxiliary section, the second contraction flow region (not shown) and the first extension, wherein, the axial direction in the first auxiliary section, second shrinks
Portion is arranged between the first auxiliary section and the first extension, and the internal diameter of the first auxiliary section is more than the internal diameter of the first extension, and second
Contraction flow region extends from the first auxiliary section towards the first extension, and the internal diameter of the second contraction flow region is gradually reduced, the 4th connecting portion
111 are welded and fixed with the inwall of the first auxiliary section.Because the diameter of the second contraction flow region is gradually reduced, the second contraction flow region is advantageous to limit
The length for stretching into the first auxiliary section of the 4th connecting portion is made, and then is advantageous to be welded and fixed.The axis of first extension is straight line,
And its external diameter is roughly equal, in other words, the first extension substantially straight tube.The straight-tube portion of the connection end of follow-up pipeline is relative
When shorter, the first extension is straight tube, is advantageous to being welded and fixed for follow-up pipeline and the first extension, can make muffler assembly
It is easier for installation.
Figure 15-Figure 19 is referred to, the first auxiliary section 230 includes the first projection 232 and the first smooth area 231, matched somebody with somebody first
The circumferential direction in conjunction portion 230, the outer wall of the first projection 232 and the first smooth area 231 in the first auxiliary section 230 are arranged at intervals, the
The bearing of trend of one projection 232 and the axis direction of the 4th connecting portion 111 are roughly the same, wherein, the first raised quantity is the
The integral multiple of four connecting portion internal diameter units；It is smooth in the radial direction of the 4th connecting portion 111, the first projection 232 relative first
The direction that area 231 is directed away from the center of circle is raised, and the diameter of the first projection 232 is more than the straight of adjacent first smooth area 231 in other words
Footpath, specifically, the radial difference substantially 0.05mm-0.15mm of the first projection 232 and the first smooth area 231, first is convex in other words
It is 0.05mm-0.15mm that 232, which are played, with the first relative height differential of smooth area 231, wherein first raised 232 and the 4th connecting portion
111 internal partial wall is interference fitted, the first smooth area 231, adjacent first projection 232 and phase between adjacent first projection 232
The inwall of the 4th connecting portion 111 is answered to form the first diversion cavity, during welding, the first diversion cavity is the flow channel of liquid solder, weldering
After connecing, by the fill solder after solidifying, the gap between the 4th connecting portion 111 and the first auxiliary section 230 passes through the first diversion cavity
Solder seals；It is recognised that the first auxiliary section 230 sets the first projection 232 and the first smooth area 231, thus form the 4th and connect
The first diversion cavity between the inwall of socket part 111 and the outer wall of the first auxiliary section 230, the first diversion cavity and the receiving for placing solder
Groove is connected, and during welding, the solder that is arranged in holding tank can be flowed after melting by the first diversion cavity, and last solder is distributed in
Between the inwall of 4th connecting portion 111 and the outer wall of the first auxiliary section 230, the 4th connecting portion 111 and the first auxiliary section 230 pass through
Solder is welded and fixed, and finally realizes the welding of muffler and the first connecting tube.It is recognised that the first auxiliary section 230 and the 4th connects
After the completion of socket part 111 is welded, the first diversion cavity is filled with solder.In addition, the external diameter of the first projection 232 is slightly larger than the 4th connecting portion
111 internal diameter, the first projection 232 and the inwall interference fit of the 4th connecting portion 111, during welding, are advantageous to the first adaptor 200
With being relatively fixed for the 4th connecting portion 111.
In the present embodiment, the first projection 232 extends from the port of the first auxiliary section 230 towards the first stage casing 120, the 4th
The axial direction of connecting portion 111, the extension track of the first projection 232 can be straight line or curve, the first projection 232
Can be continuous extension or discontinuously extension, adjacent first projection 232 can also gradually be converged but not phase with parallel
Hand over, the end of the 4th connecting portion is flow to ensure the solder of liquid from holding tank；Adjacent first projection 232 can be with equidistantly distributed
, can not also equidistantly distributed and the first auxiliary section 230 in the first auxiliary section 230.First projection 232 can also be from the first stage casing
120 extend towards the port of the first auxiliary section 230, but are not contacted with the port of the first auxiliary section 230, and the first smooth area 231 is not
Only include the part between adjacent first projection 232, the port also including the first auxiliary section 230 is between the first projection 232
First auxiliary section 230.Similarly, the first projection 232 can also prolong from the port of the first auxiliary section 230 towards the first stage casing 120
Stretch, but it is non-intersect with the first stage casing 120；First projection 232 can also be arranged at the first stage casing 120 and the port of the 4th connecting portion
Between, the first projection 232 is non-intersect with the port in the first stage casing 120 and the 4th connecting portion.First projection 232 it is relatively short not
Process time only can be reduced, and ensure that the first diversion cavity in the circumferentially distributed of the 4th connecting portion, welding, it is flowable
Solder can circumferentially fill the space between the first auxiliary section 230 and the 4th connecting portion 111, in other words the first auxiliary section 230
Circumference be distributed with solder, with strengthen sealing and improve muffler assembly mechanical strength.
It is smooth including the first groove (not shown) and first in the other embodiment of the present embodiment, the first auxiliary section 230
Area (not shown), axis projection of first groove with respect to the first smooth area towards the 4th connecting portion, the week in the first auxiliary section 230
To direction, the first groove and the first smooth area are arranged at intervals, wherein, the quantity of the first groove is the 4th connecting portion internal diameter units
Integral multiple.Specifically, several first grooves can be set between the port of the first stage casing 120 and the first auxiliary section 230, first
Groove extends from the first stage casing 120 towards the port of the first auxiliary section 230, the bearing of trend of the first groove and the first auxiliary section
230 axis direction is roughly the same, and similarly, the extension track of the first groove can be straight line or curve, adjacent first groove
Can be arranged in parallel, can also gradually converge it is non-intersect, or gradually converge it is intersecting, with ensure the solder of liquid from place solder
Holding tank flow to the first stage casing 120；The first smooth area between first groove can match somebody with somebody with the inwall interference of the 4th connecting portion
Close.It is recognised that liquid solder flows in the first groove during welding, final solder is covered with the 4th connecting portion 111 and first and matched somebody with somebody
Between conjunction portion 230.First groove can also extend from the port of the first auxiliary section 230 towards the first stage casing 120, but not with first
Stage casing 120 contacts, or the first groove can also extend from the port of the first auxiliary section 230 towards the first stage casing 120, and not with
First stage casing 120 contacts.Figure 13 is referred to, the part or the first groove between the first groove and the first stage casing 120 are matched somebody with somebody with first
Part between the port in conjunction portion 230 sets the first depression ring 233, and the first depression ring 233 intersects with the first groove, the first depression
The depth of ring 233 is roughly the same with the depth of the first groove, sets the first depression ring 233 to be advantageous to the flowing of liquid solder,
The first auxiliary section 230 is welded and fixed in the circumferential inwall with the 4th connecting portion 111, strengthen weld strength and improve sealing
Property.Groove mentioned here refers to relatively flat skating area and connected towards the depression of the axis of the first auxiliary section 230, groove with the corresponding 4th
The passage for the solder flowing that the inwall of socket part is formed.Similarly, it is raised can also to include first for the inwall of the 4th connecting portion 111
(not shown) and the first smooth area (not shown), the first raised relative first smooth area is raised towards the axis of the 4th connecting portion,
In the circumferential direction of the 4th connecting portion, first raised and the first smooth area interval setting；In the axial direction of the 4th connecting portion,
One projection extends from the end wall 434 of the 4th connecting portion towards the 3rd portion 432, the first raised bearing of trend and the 4th connecting portion
Axis direction it is roughly the same, adjacent first projection is parallel to each other or gradually converged but non-intersect, and adjacent first is raised, adjacent
The outer wall of the first smooth area and corresponding first auxiliary section 230 between first projection forms the first diversion cavity or stream of solder flowing
Circulation passage；Or the 4th connecting portion 111 include the first smooth area and the first groove, end wall court of first groove from the 4th connecting portion
Extending to the second shrinking zone 112, the axis direction of the bearing of trend of the first groove and the first auxiliary section 230 is roughly the same, and first
Groove and the outer wall of corresponding first auxiliary section 230 form the passage of solder circulation.Or the 4th connecting portion 111 inwall and first
The outer wall of auxiliary section 230 sets groove or projection simultaneously, can also realize circulation passage and the solder solidification space of solder.
Fig. 7-Figure 11 is referred to, muffler assembly sets the second projection 132 or the second groove (not in the 3rd connecting portion 130
Diagram), the second smooth area 133, wherein, the setting of the second projection 132 or the second groove and the second smooth area and the first auxiliary section
Projection or groove and respective smoothed area it is roughly the same, be not described in detail.Similarly, first connecting portion can also set second
The projection of raised or the second groove and the second smooth area, second raised or the second groove and the second smooth area and the 4th connecting portion or
Groove and smooth area are roughly the same, are not described in detail.Similarly, the second groove is arranged at the 3rd connecting portion or the first portion of company
When, it can equally be arranged at the ring 135 that is substantially recessed with the second of the second texturearunaperpendicular.Muffler assembly can also include the simultaneously
Two projections, the second groove, the second smooth area, such as the second projection 132 and the second smooth area are arranged at first connecting portion, the second groove
And corresponding smooth area is arranged at the 3rd connecting portion, is not described in detail.
It is recognised that muffler assembly can also include the second connecting tube 300 and the second adaptor (not shown), second connects
The first end of adapter 300 is welded and fixed with second connecting portion, and the second end and the second adaptor of the second connecting tube are welded and fixed, the
Two connecting tubes 300, the shape of the second adaptor and second connecting portion, structure and the mode that is welded and fixed of three connect with above-mentioned first
Adapter, shape, structure and the assembling of three of the first adaptor and first connecting portion, welding manner are roughly the same, repeat no more.
Muffler assembly can also also include only the second adaptor, shape and structure and the first adaptor of the second adaptor
Said circumstances it is identical, the auxiliary section of the second adaptor and the inwall of second connecting portion are welded and fixed, and the two can equally be set
Raised or groove；Difference is that the second adaptor includes the second extension and the second folded over portion, wherein the second extension with
The shape and structure of first extension are identical, and the second folded over portion is arranged at the opposite end of the second extension, the folding in the second folded over portion
The bearing of trend of direction and the second extension is turned on the contrary, the second folded over portion can prevent solder from flowing into the second auxiliary section, can also
When muffler assembly welds follow-up pipeline, the insertion depth of follow-up pipeline is limited, there is position-limiting action.
Referring to Fig. 1, muffler assembly can also include the second adaptor (not shown), the second connecting tube 300 and the 3rd
Adaptor 500, the 3rd adaptor 500 are welded and fixed with second connecting portion, and the first end of the second connecting tube is welded with the 3rd adaptor
Connect fixation, the second end of the second connecting tube is welded and fixed with the second switching, wherein the second of the second adaptor and the second connecting tube
End is welded and fixed mode, can see and be welded and fixed mode with reference to the first connecting tube and the first adaptor.
Muffler, the first adaptor, the second adaptor, the 3rd adaptor and connecting tube can be with integrally molded, can also two
Secondary or multiple welding.If during using secondary welding or multiple welding, the fusing point of first time solder is more than the molten of second solder
Point, not influence first time welding effect when ensureing to weld for second, such as a kind of specific embodiment is tin bronze solder, and it is welded
Material fusing point can reach 1000 degree or so, and as all more than 980 degrees Celsius, this solder melt point temperature is higher by general in addition
Logical copper-based solder such as phos copper, though adaptor with subsequently needing pipeline to be welded and fixed, due to the weldering of muffler assembly in itself
Material melting temperature to be higher by 180 degree or so, so influence of the follow-up welding to muffler assembly also can very little, multiple welding
When it is identical with the requirement of secondary welding.Welding manner for muffler assembly can be stove weldering or soldering.For welding noise reduction
The equipment of device assembly includes continuous tunnel furnace, vacuum welding chamber or gas shielded welding room or welding case etc..
Compared with prior art, muffler assembly of the present utility model comprises at least the first adaptor, the first adaptor with
The inner chamber connection of muffler, adaptor is set in muffler assembly, is advantageous to the welding of muffler assembly and follow-up pipeline fitting
Fixed, favourable assembling is simplified.
It should be noted that：Above example is merely to illustrate the utility model and not limited described by the utility model
Technical scheme, such as isotropy defines to "front", "rear", "left", "right", " on ", " under ", although this specification reference
The above embodiments have been carried out being described in detail to the utility model, still, it will be understood by those within the art that,
Person of ordinary skill in the field still can be mutually combined to the utility model, be changed or equivalent substitution, and one
The technical scheme for not departing from spirit and scope of the present utility model and its improvement are cut, all should cover will in right of the present utility model
In the range of asking.
Claims (18)
1. a kind of muffler assembly, including at least muffler, the first connecting tube and the first adaptor, first adaptor is at least
Including the first auxiliary section, first adaptor also includes first port and second port, and the first port is arranged at described
One end of first auxiliary section, the muffler comprise at least first connecting portion and second connecting portion, and the first connecting portion is located at
The side of the muffler, the second connecting portion are located at the opposite side of the muffler, the first end of first connecting tube
Including the 3rd connecting portion, the second end of first connecting tube includes the 4th connecting portion, the 3rd connecting portion and described first
Connecting portion is welded and fixed, and the 4th connecting portion is welded and fixed with first auxiliary section, in the axial direction of first auxiliary section
Direction, first auxiliary section are located substantially at the side of the end wall of the 4th connecting portion, and the second port can pass through institute
The inner chamber that the first connecting tube is stated with the muffler connects.
2. muffler assembly according to claim 1, it is characterised in that first adaptor also includes the first extension
Portion, first extension are arranged at one end of first adaptor, and the second port is arranged at first extension,
The second port connects with the inner chamber of first auxiliary section, the axial direction in first auxiliary section, and described first matches somebody with somebody
Conjunction portion is located substantially at the side of the 4th connecting portion end wall, and first extension is located substantially at the 4th connecting portion end wall
Opposite side.
3. muffler assembly according to claim 1 or 2, it is characterised in that also wrap at the second end of first connecting tube
The first contraction flow region is included, the 3rd connecting portion of the first connecting tube described in the first contraction flow region relative proximity, the 4th connecting portion
It is relatively distant from the 3rd connecting portion of first connecting tube, the diameter of first contraction flow region is from the 4th connecting portion towards described
Reduce during the 3rd connecting portion extension of the first connecting tube, the inwall of the 4th connecting portion welds with the outer wall of first auxiliary section
Fixation is connect, the axial direction in first auxiliary section, at least partly described first contraction flow region is located at the one of the first port
Side.
4. muffler assembly according to claim 1 or 2, it is characterised in that first adaptor also includes second and received
Contracting portion and the first extension, first extension are located substantially at the opposite side of the 4th connecting portion end wall, second end
Mouth is arranged at first extension, the axial direction in the first auxiliary section, and second contraction flow region is arranged at described first and matched somebody with somebody
Between conjunction portion and first extension, the internal diameter of first auxiliary section is more than the internal diameter of first extension, and described the
Reduce when the diameter of two contraction flow regions is from first auxiliary section towards first extension, the inwall of first auxiliary section with
The outer wall of 4th connecting portion is welded and fixed, and the axis of first extension is generally linear, first extension
External diameter is roughly equal.
5. muffler assembly according to claim 3, it is characterised in that first adaptor also includes the first extension
Portion, first extension show greatly the direction extension of the axis away from first auxiliary section, institute from first auxiliary section
It is substantially vertical with the axial direction of first auxiliary section to state the bearing of trend of the first extension, first auxiliary section with it is described
The inwall of 4th connecting portion is welded and fixed, and the end wall welding of at least partly described first extension and the 4th connecting portion is solid
Fixed, the external diameter of first extension is more than or equal to the external diameter of the 4th connecting portion, and the internal diameter of first extension is big
In or equal to first auxiliary section internal diameter, the substantially axis of first auxiliary section is straight line, first auxiliary section
Internal diameter is roughly equal.
6. muffler assembly according to claim 3, it is characterised in that first adaptor also includes the first extension
Portion, first extension comprise at least the first extension, and the axis of first auxiliary section is shown greatly in first extension
Direction extends, and the axis of the axis of first extension substantially with first auxiliary section overlaps, first extension
Inner chamber connects with the inner chamber of first auxiliary section, and the external diameter of first extension is roughly equal, first extension
External diameter is more than or equal to the external diameter of first auxiliary section, and the second port is arranged at first extension；
Or first extension also includes the second extension and the 3rd extension, second extension extends from described first
Section is smoothly extended with arc axis, and the 3rd extension is smoothly extended from second extension with straight axis, and described first
The external diameter of extension, second extension and the 3rd extension is roughly the same；Or first extension also includes the
Two extensions and the 3rd extension, second extension show greatly the axis of first auxiliary section from first extension
Direction extends, and the diameter of second extension gradually increases, and the 3rd extension is from second extension with straight axis
Smooth extension, the diameter of the 3rd extension are more than the diameter of first extension；The diameter of 3rd extension is big
Cause equal, the axis of the 3rd extension is generally linear, and the second port is arranged at the 3rd extension.
7. muffler assembly according to claim 6, it is characterised in that first extension also includes the first connection
Section, the external diameter of first extension are more than the external diameter of first auxiliary section, and first linkage section coordinates from described first
Portion extends towards first extension, and the bearing of trend of first linkage section and the axis direction of first auxiliary section hang down
Directly, the end wall of the 4th connecting portion described at least partly described first linkage section is with being welded and fixed；Or first linkage section includes
First segmental arc and the second segmental arc, first segmental arc show greatly the axis away from first auxiliary section from first auxiliary section
Direction extension, the direction that second segmental arc shows greatly neighbouring first auxiliary section axis from first segmental arc extends to
First extension, first linkage section show greatly the axisymmetrical of first auxiliary section, at least partly described first
Segmental arc and the end wall of the 4th connecting portion are welded and fixed.
8. according to any described muffler assembly of claim 1 or 2 or 5-7, it is characterised in that first auxiliary section or institute
Stating the 4th connecting portion includes first raised and the first smooth area, and the described first raised relatively described first smooth area is raised, in institute
The circumferential direction of the first auxiliary section or the 4th connecting portion is stated, the described first raised and described first smooth area is arranged at intervals,
Adjacent first projection is not intersected, the axial direction in first auxiliary section, and described first is raised in the described first cooperation
Portion is substantially parallel with the axial direction of first auxiliary section in the extension track of the first connecting portion；
Or first auxiliary section or the 4th connecting portion include the first groove and the first smooth area, the first groove phase
First smooth area is recessed, in first auxiliary section or the circumferential direction of the first connecting portion, first groove
It is arranged at intervals with first smooth area, the axial direction in first auxiliary section, first groove is matched somebody with somebody described first
Conjunction portion is substantially parallel with the axial direction of first auxiliary section in the extension track of the 4th connecting portion.
9. muffler assembly according to claim 3, it is characterised in that first auxiliary section or the 4th connecting portion
Including first raised and the first smooth area, the described first raised relatively described first smooth area is raised, in first auxiliary section
Or the circumferential direction of the 4th connecting portion, the described first raised and described first smooth area are arranged at intervals, adjacent described first
Projection is not intersected, the axial direction in first auxiliary section, and described first is raised in first auxiliary section or described the
The extension track of one connecting portion is substantially parallel with the axial direction of first auxiliary section；
Or first auxiliary section or the 4th connecting portion include the first groove and the first smooth area, the first groove phase
First smooth area is recessed, in first auxiliary section or the circumferential direction of the first connecting portion, first groove
It is arranged at intervals with first smooth area, the axial direction in first auxiliary section, first groove is matched somebody with somebody described first
Conjunction portion is substantially parallel with the axial direction of first auxiliary section in the extension track of the 4th connecting portion.
10. muffler assembly according to claim 4, it is characterised in that first auxiliary section or the 4th connection
Portion includes first raised and the first smooth area, and the described first raised relatively described first smooth area is raised, coordinates described first
Portion or the circumferential direction of the 4th connecting portion, the described first raised and described first smooth area are arranged at intervals, and adjacent described the
One projection is not intersected, the axial direction in first auxiliary section, and first projection is in first auxiliary section or described
The extension track of first connecting portion is substantially parallel with the axial direction of first auxiliary section；
Or first auxiliary section or the 4th connecting portion include the first groove and the first smooth area, the first groove phase
First smooth area is recessed, in first auxiliary section or the circumferential direction of the first connecting portion, first groove
It is arranged at intervals with first smooth area, the axial direction in first auxiliary section, first groove is matched somebody with somebody described first
Conjunction portion is substantially parallel with the axial direction of first auxiliary section in the extension track of the 4th connecting portion.
11. muffler assembly according to claim 8, it is characterised in that the 3rd connecting portion include First portion and
Second portion, in the axial direction of the first connecting portion, the length in second portion is more than the length in the First portion,
Relatively described second portion of the First portion is less than described second adjacent to the second connecting portion, the external diameter in the First portion
The external diameter in platform portion, second portion are welded and fixed with the first connecting portion；And/or the first connecting portion also includes the 3rd
Platform portion and the 4th portion, the 3rd connecting portion is welded and fixed with the 4th portion, in the axial direction of the first connecting portion
Direction, relatively described 4th portion of the 3rd portion are set adjacent to the second connecting portion, at least partly described 3rd portion
Between the 3rd connecting portion and the second connecting portion.
12. muffler assembly according to claim 11, it is characterised in that the 3rd portion and the 4th portion are big
Show the axisymmetrical of the first connecting portion, the internal diameter in the 3rd portion is less than the internal diameter in the 4th portion, described
The axial direction of first connecting portion, the length in the 4th portion are more than the length of the 3rd connecting portion, described at least part
4th portion is between the 3rd portion and the 3rd connecting portion；
Or the first connecting portion includes the 3rd portion, the 4th portion and the 5th portion, the 3rd portion, the 4th portion and
The axisymmetrical of the first connecting portion is shown greatly in five portions, and the 4th portion is welded and fixed with the 3rd connecting portion,
The axial direction of the first connecting portion, relatively described 4th portion of the 3rd portion are described adjacent to the second connecting portion
5th portion is arranged between the 3rd portion and the 3rd connecting portion, and the length in the 4th portion is more than or equal to institute
The length of the 3rd connecting portion is stated, the internal diameter in the 5th portion is more than the internal diameter in the 3rd portion and/or the 4th portion.
13. muffler assembly according to claim 12, it is characterised in that the 3rd connecting portion or first connection
Portion includes second raised and the second smooth area, and the described second raised relatively described second smooth area is raised, in the described 3rd connection
Portion or the circumferential direction of the first connecting portion, the described first raised and described first smooth area are arranged at intervals, and adjacent described the
Two it is raised do not intersect, in the axial direction of the first connecting portion, described second is raised in the 3rd connecting portion or described the
The extension track of one connecting portion is substantially parallel with the axial direction of the first connecting portion；
Or the 3rd connecting portion or the first connecting portion include the second groove and the second smooth area, the second groove phase
Second smooth area is recessed, it is recessed in the 3rd connecting portion or the circumferential direction in the first connecting portion, described second
Groove and second smooth area are arranged at intervals, and in the axial direction of the first connecting portion, first groove is the described 3rd
The extension track of connecting portion or the first connecting portion is substantially parallel with the axial direction of first auxiliary section.
14. according to any described muffler assembly of claim 1 or 2 or 5 or 6 or 9-13, it is characterised in that welding described the
The equipment of one connecting tube and first adaptor comprise at least at least continuous tunnel furnace, vacuum welding chamber or gas shielded welding room or
Weld case；It is not less than 980 degrees Celsius for welding first connecting tube and the fusing point of the solder of first adaptor.
15. according to any described muffler assembly of claim 1 or 2 or 5 or 6 or 9-13, it is characterised in that the muffler
Component also includes the second adaptor, and second adaptor includes the second auxiliary section and the second extension, second auxiliary section
It is welded and fixed with the second connecting portion, second cooperation and second extension are located at the second connecting portion end respectively
The both sides of wall；
Or the muffler assembly also includes the second connecting tube and the second adaptor, second adaptor includes the second auxiliary section
With the second extension, first end and the second connecting portion of second connecting tube are welded and fixed, second connecting tube
Second end is welded and fixed with second auxiliary section, and second auxiliary section is located substantially at the second port of second connecting tube
Side, second extension is located substantially at the opposite side of the port at the second end of second connecting tube；
Or the muffler assembly also includes the second connecting tube, the second adaptor and the 3rd adaptor, the second adaptor bag
The second auxiliary section and the second extension are included, the 3rd adaptor comprises at least the 3rd auxiliary section, the 3rd auxiliary section and institute
Second connecting portion to be stated to be welded and fixed, the first end of second connecting tube is welded and fixed with the 3rd auxiliary section, and described second
Second end of connecting tube is welded and fixed with second auxiliary section, and second auxiliary section and second extension are located substantially at
The both sides of second end port of second connecting tube.
16. muffler assembly according to claim 8, it is characterised in that the muffler assembly also includes the second switching
Part, second adaptor include the second auxiliary section and the second extension, and second auxiliary section is welded with the second connecting portion
Fixation is connect, described second coordinates the both sides for being located at the second connecting portion end wall respectively with second extension；
Or the muffler assembly also includes the second connecting tube and the second adaptor, second adaptor includes the second auxiliary section
With the second extension, first end and the second connecting portion of second connecting tube are welded and fixed, second connecting tube
Second end is welded and fixed with second auxiliary section, and second auxiliary section is located substantially at the second port of second connecting tube
Side, second extension is located substantially at the opposite side of the port at the second end of second connecting tube；
Or the muffler assembly also includes the second connecting tube, the second adaptor and the 3rd adaptor, the second adaptor bag
The second auxiliary section and the second extension are included, the 3rd adaptor comprises at least the 3rd auxiliary section, the 3rd auxiliary section and institute
Second connecting portion to be stated to be welded and fixed, the first end of second connecting tube is welded and fixed with the 3rd auxiliary section, and described second
Second end of connecting tube is welded and fixed with second auxiliary section, and second auxiliary section and second extension are located substantially at
The both sides of second end port of second connecting tube.
17. muffler assembly according to claim 15, it is characterised in that weld the equipment of the muffler assembly at least
Including at least continuous tunnel furnace, vacuum welding chamber or gas shielded welding room or welding case；Weld the solder of the muffler assembly
Fusing point is not less than 980 degrees Celsius.
18. muffler assembly according to claim 16, it is characterised in that weld the equipment of the muffler assembly at least
Including at least continuous tunnel furnace, vacuum welding chamber or gas shielded welding room or welding case；Weld the solder of the muffler assembly
Fusing point is not less than 980 degrees Celsius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720399585.8U CN207179025U (en) | 2017-04-17 | 2017-04-17 | A kind of muffler assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720399585.8U CN207179025U (en) | 2017-04-17 | 2017-04-17 | A kind of muffler assembly |
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| Publication Number | Publication Date |
|---|---|
| CN207179025U true CN207179025U (en) | 2018-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720399585.8U Active CN207179025U (en) | 2017-04-17 | 2017-04-17 | A kind of muffler assembly |
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| Country | Link |
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| CN (1) | CN207179025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730665A (en) * | 2017-04-17 | 2018-11-02 | 新昌县四通机电有限公司 | A kind of muffler assembly |
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2017
- 2017-04-17 CN CN201720399585.8U patent/CN207179025U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730665A (en) * | 2017-04-17 | 2018-11-02 | 新昌县四通机电有限公司 | A kind of muffler assembly |
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