CN109723642A - A kind of screw compressor with rivet welding structure housing - Google Patents
A kind of screw compressor with rivet welding structure housing Download PDFInfo
- Publication number
- CN109723642A CN109723642A CN201910162069.7A CN201910162069A CN109723642A CN 109723642 A CN109723642 A CN 109723642A CN 201910162069 A CN201910162069 A CN 201910162069A CN 109723642 A CN109723642 A CN 109723642A
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- CN
- China
- Prior art keywords
- shell
- bearing seat
- main bearing
- crankshaft
- riveting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003466 welding Methods 0.000 title claims abstract description 32
- 229910000679 solder Inorganic materials 0.000 claims abstract description 11
- 238000005728 strengthening Methods 0.000 claims description 5
- 230000002035 prolonged effect Effects 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Rotary Pumps (AREA)
Abstract
The present invention provides a kind of screw compressor with rivet welding structure housing comprising: shell, main bearing seat, motor stator, rotor, crankshaft and bottom cover；Main bearing seat, motor stator, rotor form output shaft pair, rotor is set in the medium position of crankshaft, main bearing seat is set in the top position of crankshaft, output shaft pair is contained in shell together with crankshaft, sunk structure is provided in the circumferential lateral surface of main bearing seat, it is fixedly connected in such a way that riveting surface of shell deforms it at main bearing seat sunk structure between shell and the circumferential lateral surface of main bearing seat, and the deformation position of shell is filled with solder, the deformation position of shell is welded and fixed by the sunk structure of welding manner and main bearing seat.Between the shell of compressor of the invention and main bearing seat by riveting and welding realize it is good be fixedly connected, both avoid and to separate, be effectively guaranteed the normal work of compressor.
Description
Technical field
The present invention relates to Compressor Technology field more particularly to a kind of screw compressors with rivet welding structure housing.
Background technique
Currently, existing fully-closed vortex compressor mainly includes main bearing seat and shell, the main bearing seat is located at institute
It states in shell, the circumferential lateral surface of the main bearing seat carries out riveting with the inner circumferential side of the shell and is fixedly connected.However, existing
The shell of totally-enclosed compressor mainly use the sheet metal of 2~5mm to be easy to draw since the riveting impression of hull plate is shallower
The intensity for playing the riveting fixation of shell and main bearing seat is inadequate, and main bearing seat is easy and shell generation office after prolonged use
The separation or loosening in portion.Therefore, in view of the above-mentioned problems, it is necessary to propose further solution.
Summary of the invention
The purpose of the present invention is to provide a kind of screw compressors with rivet welding structure housing, to overcome in the prior art
Existing deficiency.
For achieving the above object, the present invention provides a kind of screw compressor with rivet welding structure housing comprising:
Shell, main bearing seat, motor stator, rotor, crankshaft and bottom cover.
The main bearing seat, motor stator, rotor form output shaft pair, and the rotor is set in the crankshaft
Medium position, the main bearing seat is set in the top position of the crankshaft, and the output shaft pair is accommodated together with the crankshaft
In the shell, for the shell axially through setting, the bottom cover closes the lower ending opening of the shell, under the crankshaft
End extends to the bottom cover.
Be provided with sunk structure in the circumferential lateral surface of the main bearing seat, the circumferential lateral surface of the shell and main bearing seat it
Between be fixedly connected in such a way that riveting surface of shell deforms it at main bearing seat sunk structure, and the deformation position of shell
Place is filled with solder, and the deformation position of the shell is welded and fixed by the sunk structure of welding manner and the main bearing seat.
Preferably, the riveting position between the shell and main bearing seat is several, several riveting positions are circumferential etc.
It is distributed in spacing in the circumferential lateral surface.
Preferably, the sunk structure for being distributed in the riveting position allows for strip groove or circular pit.
Preferably, when the sunk structure is circular pit, the pit at any riveting position allow for one or
It is multiple.
Preferably, there is welding strengthening region between the solder of filling and the surface of shell.
Compared with prior art, the beneficial effects of the present invention are: between the shell and main bearing seat of compressor of the invention
By riveting and welding realize it is good be fixedly connected, both avoid and to separate, be effectively guaranteed compressor just
Often work.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in invention, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram of internal structure of the screw compressor with rivet welding structure housing of the invention；
Fig. 2 is the partial enlargement diagram of encircled portion in Fig. 1.
Serial number in attached drawing: main bearing seat 1, sunk structure 11, shell 2, solder 21, welding strengthening region 22, motor are fixed
It is son 3, rotor 4, crankshaft 5, sliding bearing 51, lower bearing component 52, bottom cover 6, top cover 7, noise reduction lid 8, scroll component 9, close
Closing disk 10.
Specific embodiment
The present invention is described in detail for embodiment shown in reference to the accompanying drawing, but it should be stated that, embodiment party
Formula is not limitation of the present invention, those of ordinary skill in the art according to these embodiments made by function, method or knot
Equivalent transformation or substitution on structure, all belong to the scope of protection of the present invention within.
Embodiment one
As shown in Figure 1, the present invention provides a kind of screw compressor with rivet welding structure housing, main bearing seat 1 can be realized
The screw compressor with rivet welding structure housing well fixed with shell 2, specifically, the whirlpool with rivet welding structure housing
Revolve compressor further include: main bearing seat 1, shell 2, motor stator 3, rotor 4, crankshaft 5.
Wherein, the shell 2 is arranged up and down, and end opening is sealed by a top cover 7 thereon, and lower ending opening is by a bottom
Lid 6 is sealed, and is such that the space that the top cover 7, shell 2, bottom cover 6 surround forms a totally-enclosed environment.Further,
It is additionally provided with noise reduction lid 8 between the top cover 7 and shell 2, is conducive to the screw compressor that abatement has rivet welding structure housing
The noise generated when work.
In addition, the lower section of the noise reduction lid 8 is additionally provided with scroll component 9, the scroll component 9 and the noise reduction lid 8 it
Between be additionally provided with seal disc 10.Wherein, the scroll component 9 includes the fixed scroll being assembled together and movable orbiting scroll, the quiet whirlpool
The path of gas flowing when forming the screw compressor work with rivet welding structure housing between disk and movable orbiting scroll.
The main bearing seat 1, motor stator 3, rotor 4 form output shaft pair, and the main bearing seat 1 can carry diameter
To power and axial force.The rotor 4 is set in the medium position of the crankshaft 5, and the main bearing seat 1 is set in the song
The top position of axis 5.For the ease of the relative motion between the main bearing seat 1 and crankshaft 5, the main bearing seat 1 and crankshaft 5
Between be additionally provided with sliding bearing 51.
The output shaft pair is contained in the shell 2 together with the crankshaft 5, so to realize and crankshaft secondary to output shaft
5 protection.The lower end of the crankshaft 5 extends to the bottom cover 6.In addition, the screw compressor with rivet welding structure housing
It further include lower bearing component 52, the lower bearing component 52 is installed on one end that the crankshaft 5 extends to the bottom cover 6.
As shown in Fig. 2, sunk structure 11 is provided in the circumferential lateral surface of the main bearing seat 1, the shell 2 and base bearing
By 2 surface of riveting shell between the circumferential lateral surface of seat 1, the mode for deforming shell 2 at 1 sunk structure 11 of main bearing seat is solid
Fixed connection.In order to overcome the problems, such as that the intensity at sunk structure 11 of shell 2 is inadequate, the deformation position of the shell 2 is filled with
The deformation position of solder 21, the shell 2 is welded and fixed by the sunk structure of welding manner and the main bearing seat 1.So
Setting, by the filling of solder 21, the thickness of the shell 2 at the sunk structure 11 of acquaintance is increased, and then improves shell
The intensity of body 2.Meanwhile solder 21 is not merely the effect of filling, passes through the welding of solder 21, the solder 21 and shell of filling
It will form welding strengthening region 22 between 2 surface.The presence of the welding strengthening region 22 enables solder close with shell 2
In conjunction with, and further increase the bonding strength of welding position.
In the embodiment of 3~5 screw compressors, the steel plate thickness of the shell 2 is 3mm, the main bearing seat 1
Riveting position between shell 2 is four, and four riveting positions are circumferentially equally spacedly distributed in the circumferential lateral surface.It is any
Sunk structure 11 at riveting position is circular pit, and the depth of circular pit is 2mm.
Embodiment two
Referring to Fig. 1 and Fig. 2, the structure of 25 screw compressors is referring to embodiment one.The shell 2 of 25 screw compressors
Steel plate thickness is 4.5mm, and the riveting position between main bearing seat 1 and shell 2 is eight, and eight riveting positions are circumferential equally spacedly
It is distributed in the circumferential lateral surface.Sunk structure 11 at any riveting position is strip groove, and the depth of strip groove is
3.5mm。
In conclusion being realized between the shell and main bearing seat of compressor of the invention by riveting and welding good
It is fixedly connected, avoids the two and separate, be effectively guaranteed the normal work of compressor.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of screw compressor with rivet welding structure housing comprising: shell, main bearing seat, motor stator, motor turn
Son, crankshaft and bottom cover；
The main bearing seat, motor stator, rotor form output shaft pair, and the rotor is set in the crankshaft
Portion position, the main bearing seat are set in the top position of the crankshaft, and the output shaft pair is contained in institute together with the crankshaft
It states in shell, for the shell axially through setting, the bottom cover closes the lower ending opening of the shell, and the lower end of the crankshaft is prolonged
Extend to the bottom cover, it is characterised in that:
It is provided with sunk structure in the circumferential lateral surface of the main bearing seat, leads between the shell and the circumferential lateral surface of main bearing seat
The mode that crossing riveting surface of shell deforms it at main bearing seat sunk structure is fixedly connected, and the deformation position of shell is filled out
Filled with solder, the deformation position of the shell is welded and fixed by the sunk structure of welding manner and the main bearing seat.
2. a kind of screw compressor with rivet welding structure housing according to claim 1, which is characterized in that the shell
Riveting position between main bearing seat is several, several riveting positions are circumferentially equally spacedly distributed in the circumferential lateral surface
On.
3. a kind of screw compressor with rivet welding structure housing according to claim 2, which is characterized in that be distributed in institute
The sunk structure for stating riveting position allows for strip groove or circular pit.
4. a kind of screw compressor with rivet welding structure housing according to claim 3, which is characterized in that when described recessed
When sunken structure is circular pit, the pit at any riveting position allows for one or more.
5. a kind of screw compressor with rivet welding structure housing according to claim 1, which is characterized in that the weldering of filling
There is welding strengthening region between material and the surface of shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910162069.7A CN109723642A (en) | 2019-03-05 | 2019-03-05 | A kind of screw compressor with rivet welding structure housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910162069.7A CN109723642A (en) | 2019-03-05 | 2019-03-05 | A kind of screw compressor with rivet welding structure housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109723642A true CN109723642A (en) | 2019-05-07 |
Family
ID=66301826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910162069.7A Pending CN109723642A (en) | 2019-03-05 | 2019-03-05 | A kind of screw compressor with rivet welding structure housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109723642A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1916417A (en) * | 2005-08-18 | 2007-02-21 | 乐金电子(天津)电器有限公司 | Revolve type compressor |
| CN1916420A (en) * | 2005-08-18 | 2007-02-21 | 乐金电子(天津)电器有限公司 | Fixed construction between engine body and engine shell of compressor |
| JP2013174180A (en) * | 2012-02-24 | 2013-09-05 | Mitsubishi Heavy Ind Ltd | Scroll compressor |
| WO2015075851A1 (en) * | 2013-11-19 | 2015-05-28 | 三菱重工業株式会社 | Hermetic compressor |
| CN208281184U (en) * | 2017-12-18 | 2018-12-25 | 广东兴泽尔新能源科技有限公司 | Screw compressor |
| CN209586683U (en) * | 2019-03-05 | 2019-11-05 | 苏州为山之环境技术有限公司 | A kind of screw compressor with rivet welding structure housing |
-
2019
- 2019-03-05 CN CN201910162069.7A patent/CN109723642A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1916417A (en) * | 2005-08-18 | 2007-02-21 | 乐金电子(天津)电器有限公司 | Revolve type compressor |
| CN1916420A (en) * | 2005-08-18 | 2007-02-21 | 乐金电子(天津)电器有限公司 | Fixed construction between engine body and engine shell of compressor |
| JP2013174180A (en) * | 2012-02-24 | 2013-09-05 | Mitsubishi Heavy Ind Ltd | Scroll compressor |
| WO2015075851A1 (en) * | 2013-11-19 | 2015-05-28 | 三菱重工業株式会社 | Hermetic compressor |
| CN208281184U (en) * | 2017-12-18 | 2018-12-25 | 广东兴泽尔新能源科技有限公司 | Screw compressor |
| CN209586683U (en) * | 2019-03-05 | 2019-11-05 | 苏州为山之环境技术有限公司 | A kind of screw compressor with rivet welding structure housing |
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