CN204783551U - Oil absorption subassembly of compressor and compressor that has it - Google Patents
Oil absorption subassembly of compressor and compressor that has it Download PDFInfo
- Publication number
- CN204783551U CN204783551U CN201520490923.XU CN201520490923U CN204783551U CN 204783551 U CN204783551 U CN 204783551U CN 201520490923 U CN201520490923 U CN 201520490923U CN 204783551 U CN204783551 U CN 204783551U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- oil
- mounting groove
- compressor
- scavenge pump
- 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.)
- Active
Links
Landscapes
- Compressor (AREA)
Abstract
The utility model discloses an oil absorption subassembly of compressor and compressor that has it, wherein the oil absorption subassembly of compressor includes: the bent axle, the bent axle includes the main shaft, be equipped with at least one mounting groove on the outer wall of the free end of main shaft, oil drain pump, the oil drain pump cover is established on the outer wall of main shaft just oil drain pump with the mounting groove joint links to each other. According to the utility model discloses an oil absorption subassembly of compressor sets up at least one mounting groove on the outer wall through the main shaft at the bent axle to establish oil drain pump cover on the outer wall of main shaft, make oil drain pump link to each other with the mounting groove joint, thereby realize the fixed connection of oil drain pump and bent axle, the simple structure of the oil absorption subassembly of this compressor, each parts connect compact, to connect the reliability high, can avoid oil drain pump to come off from the bent axle.
Description
Technical field
The utility model relates to Compressor Technology field, more specifically, relates to a kind of oil suction component of compressor and has its compressor.
Background technique
Bent axle is the core component of reciprocating type refrigeration compressor.Oil scavenge pump is required to be connected with bent axle fastening, all can not loosen in compressor operation, transport, startup-shutdown and various severe service condition, come off.
The linkage structure form of bent axle and oil scavenge pump is numerous, bent axle in correlation technique and the Connecting format of oil scavenge pump are oil scavenge pump is fixed on (interpolation type) in the endoporus of main shaft, wherein, the main shaft internal diameter interference fit of oil scavenge pump external diameter and bent axle, although this mode is simple to operate, also clearly, oil scavenge pump is stamping part to drawback, outside dimension cannot accurately control, and just easily causes oil scavenge pump to be connected with inner hole of spindle and loosens or in use come off.In addition, magnitude of interference larger between oil scavenge pump and the inner hole of spindle of bent axle also can make crankshaft deformation, causes compressor horsepower rise or cannot operate.
Model utility content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the utility model proposes a kind of oil suction component of compressor, the compact structure of the oil suction component of this compressor, each parts connect reliable.
The utility model also proposes a kind of compressor with the oil suction component of above-mentioned compressor.
According to the oil suction component of the compressor of the utility model first aspect, comprising: bent axle, described bent axle comprises main shaft, and the outer wall of the free end of described main shaft is provided with at least one mounting groove; Oil scavenge pump, in the outer wall that described oil scavenge pump is set in described main shaft and described oil scavenge pump be connected with described mounting groove clamping.
According to the oil suction component of compressor of the present utility model, by arranging at least one mounting groove in the outer wall of the main shaft of bent axle, and oil scavenge pump is set in the outer wall of main shaft, oil scavenge pump can be connected with mounting groove clamping, thus realize being fixedly connected with of oil scavenge pump and bent axle, the structure of the oil suction component of this compressor is simple, and each parts connection is compact, connection reliability is high, and oil scavenge pump can be avoided to come off from bent axle.
In addition, according to the oil suction component of compressor of the present utility model, following additional technical characteristics can also be had:
According to an embodiment of the present utility model, be limited with eccentric oil duct in described main shaft, described eccentric oil duct is arranged relative to the center axis of described main shaft.
According to an embodiment of the present utility model, described mounting groove is located in the side outer wall relative with described eccentric oil duct of described main shaft.
According to an embodiment of the present utility model, described mounting groove is formed as extending and along the curve bath radially-inwardly caved in of described main shaft along the circumference of described main shaft.
According to an embodiment of the present utility model, described mounting groove is formed as Contraband shape or circular arc along the axial sectional shape of described master.
According to an embodiment of the present utility model, described mounting groove is formed as trapezoidal along the axial sectional shape of described master, and the opening of described mounting groove from inside to outside increases gradually along the radial direction of described main shaft.
According to an embodiment of the present utility model, the madial wall of described oil scavenge pump is provided with the inserted part be connected with described mounting groove clamping.
According to an embodiment of the present utility model, the madial wall interference fit of described main shaft and described oil scavenge pump.
According to the compressor of the utility model second aspect, comprise the oil suction component of the compressor according to above-described embodiment.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of the oil suction component of compressor according to the utility model embodiment;
Fig. 2 is the sectional view of the oil suction component of compressor according to the utility model embodiment;
Fig. 3 is the structural representation of the bent axle of the oil suction component of compressor according to the utility model embodiment;
Fig. 4 is the sectional view of the bent axle of the oil suction component of compressor according to the utility model embodiment;
Fig. 5 is the partial sectional view of the oil suction component of compressor according to the utility model embodiment.
Reference character:
Oil suction component 100;
Bent axle 10; Main shaft 11; Mounting groove 111; Eccentric oil duct 112; Countershaft 12; Eccentric shaft 13;
Oil scavenge pump 20; Inserted part 21.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
First by reference to the accompanying drawings 1 to Fig. 5 specifically describes the oil suction component 100 according to the compressor of the utility model first aspect embodiment below.
As depicted in figs. 1 and 2, bent axle 10 and oil scavenge pump 20 is comprised according to the oil suction component 100 of the compressor of the utility model embodiment.Specifically, bent axle 10 comprises main shaft 11, and the outer wall of the free end of main shaft 11 is provided with at least one mounting groove 111, in the outer wall that oil scavenge pump 20 is set in main shaft 11 and oil scavenge pump 20 be connected with mounting groove 111 clamping.
In other words, the oil suction component 100 of compressor forms primarily of bent axle 10 and oil scavenge pump 20, wherein, bent axle 10 forms primarily of main shaft 11, countershaft 12 and eccentric shaft 13, bent axle 10 vertically (above-below direction as shown in Figure 1) extends, the upper end of eccentric shaft 13 is connected with one end of countershaft 12, and the lower end of eccentric shaft 13 is connected with the upper end of main shaft 11, and oil scavenge pump 20 is set in the lower end of main shaft 11.
Particularly, as shown in Figure 3, the position of the lower end adjacent end of main shaft 11 is provided with at least one mounting groove 111, at oil scavenge pump 20 with the installation process of bent axle 10, can extrude the outer side wall of oil scavenge pump 20, the sidewall due to oil scavenge pump 20 is sheet metal part, thinner thickness, now the madial wall of oil scavenge pump 20 deforms to make the mounting groove 111 on the madial wall of oil scavenge pump 20 and main shaft 11 realize clamping, thus realizes being fixedly connected with of oil scavenge pump 20 and bent axle 10.
Thus, according to the oil suction component 100 of the compressor of the utility model embodiment, by arranging at least one mounting groove 111 in the outer wall of the main shaft 11 of bent axle 10, and oil scavenge pump 20 is set in the outer wall of main shaft 11, oil scavenge pump 20 can be connected with mounting groove 111 clamping, thus realize being fixedly connected with of oil scavenge pump 20 and bent axle 10, the structure of the oil suction component 100 of this compressor is simple, each parts connection is compact, connection reliability is high, and oil scavenge pump 20 can be avoided to come off from bent axle 10.
Wherein, according to an embodiment of the present utility model, be limited with eccentric oil duct 112 in main shaft 11, eccentric oil duct 112 is arranged relative to the center axis of main shaft 11.Preferably, mounting groove 111 is located in the side outer wall relative with eccentric oil duct 112 of main shaft 11.
That is, the axially extended eccentric oil duct 112 along main shaft 11 is limited with in the main shaft 11 of bent axle 10, the central axis of this eccentric oil duct 112 is arranged relative to the center axis of main shaft 11, and the side outer wall relative with the central axis of eccentric oil duct 112 of main shaft 11 is provided with mounting groove 111, namely mounting groove 111 and the central axis of eccentric oil duct 112 are located at the relative both sides of the central axis of main shaft 11 respectively.
Alternatively, according to an embodiment of the present utility model, mounting groove 111 is formed as extending and along the curve bath radially-inwardly caved in of main shaft 11 along the circumference of main shaft 11.
Particularly, as shown in Figure 4, the central axis of eccentric oil duct 112 is positioned at the rear side of the central axis of main shaft 11, and mounting groove 111 is located in the outer wall being positioned at front side of main shaft 11, wherein, mounting groove 111 extends along the circumference of main shaft 11, and, mounting groove 111 is along the radially-inwardly depression of main shaft 11, and make mounting groove 111 be formed as crescent shape along the sectional shape of the axis perpendicular to main shaft 11, namely the profile line of the diapire of this mounting groove 111 is formed as circular arc.
Thus, by arranging mounting groove 111 on the outer side wall of main shaft 11, make oil scavenge pump 20 can realize clamping with mounting groove 111 to be connected, thus ensure being fixedly connected with of bent axle 10 and oil scavenge pump 20, compared to the linkage structure of the interpolation type of the oil scavenge pump in correlation technique and bent axle, the outside dimension that this oil suction component 100 not only overcomes oil scavenge pump 20 cannot accurately control, the problem that oil scavenge pump 20 easily comes off from bent axle 10, and the structure of the oil suction component 100 of the compressor of the utility model embodiment is simple, oil scavenge pump 20 is easy to process, the setting of the mounting groove 111 on main shaft 11 makes oil scavenge pump 20 be connected more reliable with bent axle 10.
In embodiments more of the present utility model, mounting groove 111 is formed as Contraband shape or circular arc along the sectional shape of the axis of main shaft 11.
Such as, if mounting groove 111 is formed as Contraband shape along the sectional shape of the axis of main shaft 11, the side wall surface of this mounting groove 111 perpendicular to the central axis of main shaft 11, can ensure like this internal face of oil scavenge pump 20 and mounting groove 111 clamping more reliable, oil scavenge pump 20 not easily comes off from bent axle 10.If mounting groove 111 is formed as circular arc along the sectional shape of the axis of main shaft 11, oil scavenge pump 20 is with the installation process of bent axle 10, the outer side wall of oil scavenge pump 20 gently can be extruded with have gentle hands, now the madial wall of oil scavenge pump 20 deforms, the madial wall of oil scavenge pump 20 put under in mounting groove 111 at least partially very like a cork, installation process is time saving and energy saving, thus realizes being fixedly connected with of oil scavenge pump 20 and bent axle 10.
In other embodiments of the present utility model, mounting groove 111 is formed as trapezoidal along the sectional shape of the axis of main shaft 11, and the opening of mounting groove 111 from inside to outside increases gradually along the radial direction of main shaft 11.Alternatively, as shown in Figure 5, mounting groove 111 is formed as isosceles trapezoid along the sectional shape of main shaft 11, and wherein, the profile line of the sidewall of mounting groove 111 is formed as two waists of isosceles trapezoid, and the profile line of the diapire of mounting groove 111 is formed as the upper base of isosceles trapezoid.
Thus, by mounting groove 111 is formed as trapezoidal along the sectional shape of the axis of main shaft 11, not only can realize being fastenedly connected of bent axle 10 and oil scavenge pump 20, and it is time saving and energy saving in bent axle 10 with the assembly process of oil scavenge pump 20, substantially increase the efficiency of assembling of the oil suction component 100 of compressor, reduce the labor intensity of workman.
Wherein, according to an embodiment of the present utility model, the madial wall of oil scavenge pump 20 is provided with the inserted part 21 be connected with mounting groove 111 clamping.That is, the madial wall of oil scavenge pump 20 can be provided with the inserted part 21 corresponding with the shape of mounting groove 111, size, thus after ensureing that bent axle 10 and oil scavenge pump 20 have assembled, therebetween relative sliding is not had, avoid oil scavenge pump 20 from landing bent axle 10, alternatively, the free end of main shaft 11 can be arranged multiple mounting groove 111, accordingly, the madial wall of oil scavenge pump 20 is arranged the multiple inserted parts 21 matched respectively with multiple mounting groove 111, thus ensure that oil scavenge pump 20 is more reliable with the connection of bent axle 10.
It should be noted that, in superincumbent description, oil scavenge pump 20 and bent axle 10 do not have relative sliding to make broad understanding, because oil scavenge pump 20 is subject to the effect of gravity, oil scavenge pump 20 and bent axle 10 have relative sliding at least to a certain extent, therefore can be understood as here, the inserted part 21 of oil scavenge pump 20 is mated mutually with the mounting groove 111 of main shaft 11, make compressor in work, in transportation process, oil scavenge pump 20 can be fastenedly connected with bent axle 10, avoid oil scavenge pump 20 from bent axle 10 landing, and in maintenance process, oil scavenge pump 20 can disassemble from bent axle 10 again by workman, convenient for maintaining.
Advantageously, according to an embodiment of the present utility model, the madial wall interference fit of main shaft 11 and oil scavenge pump 20.Namely in bent axle 10 installation process with oil scavenge pump 20, staff can extrude the outer side wall of oil scavenge pump 20, sidewall due to oil scavenge pump 20 is sheet metal part, thinner thickness, now the madial wall of oil scavenge pump 20 deforms to make the madial wall of oil scavenge pump 20 be set on main shaft 11, main shaft 11 and oil scavenge pump 20 in installation process without play, along with staff exerts a force to oil scavenge pump 20 and bent axle 10, the inserted part 21 of oil scavenge pump 20 and mounting groove 111 clamping of main shaft 11, thus realize being fixedly connected with of oil scavenge pump 20 and bent axle 10.The structure of the oil suction component 100 of this compressor is simple, and each parts connection is compact, connection reliability is high, and oil scavenge pump 20 can be avoided to come off from bent axle 10.
According to the compressor of the utility model second aspect embodiment, comprise the oil suction component 100 according to the compressor of above-described embodiment.Because the oil suction component 100 of the compressor according to the utility model embodiment has above-mentioned technique effect, therefore, the compressor according to the embodiment of the present application also has above-mentioned technique effect, and namely the structure of this compressor is simple, each parts connect compact, and reliability is high, combination property is strong.
According to the compressor of the utility model embodiment other form and operation be all known for those of ordinary skills, be not described in detail here.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (9)
1. an oil suction component for compressor, is characterized in that, comprising:
Bent axle, described bent axle comprises main shaft, and the outer wall of the free end of described main shaft is provided with at least one mounting groove;
Oil scavenge pump, in the outer wall that described oil scavenge pump is set in described main shaft and described oil scavenge pump be connected with described mounting groove clamping.
2. the oil suction component of compressor according to claim 1, is characterized in that, is limited with eccentric oil duct in described main shaft, and described eccentric oil duct is arranged relative to the center axis of described main shaft.
3. the oil suction component of compressor according to claim 2, is characterized in that, described mounting groove is located in the side outer wall relative with described eccentric oil duct of described main shaft.
4. the oil suction component of compressor according to claim 3, is characterized in that, described mounting groove is formed as extending and along the curve bath radially-inwardly caved in of described main shaft along the circumference of described main shaft.
5. the oil suction component of compressor according to claim 3, is characterized in that, described mounting groove is formed as Contraband shape or circular arc along the axial sectional shape of described master.
6. the oil suction component of compressor according to claim 3, is characterized in that, described mounting groove is formed as trapezoidal along the axial sectional shape of described master, and the opening of described mounting groove from inside to outside increases gradually along the radial direction of described main shaft.
7. the oil suction component of compressor according to claim 6, is characterized in that, the madial wall of described oil scavenge pump is provided with the inserted part be connected with described mounting groove clamping.
8. the oil suction component of the compressor according to any one of claim 1-7, is characterized in that, the madial wall interference fit of described main shaft and described oil scavenge pump.
9. a compressor, is characterized in that, comprises the oil suction component of the compressor according to any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520490923.XU CN204783551U (en) | 2015-07-07 | 2015-07-07 | Oil absorption subassembly of compressor and compressor that has it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520490923.XU CN204783551U (en) | 2015-07-07 | 2015-07-07 | Oil absorption subassembly of compressor and compressor that has it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204783551U true CN204783551U (en) | 2015-11-18 |
Family
ID=54523611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520490923.XU Active CN204783551U (en) | 2015-07-07 | 2015-07-07 | Oil absorption subassembly of compressor and compressor that has it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204783551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114288A (en) * | 2015-07-07 | 2015-12-02 | 安徽美芝制冷设备有限公司 | Oil suction assembly of compressor and compressor with same |
-
2015
- 2015-07-07 CN CN201520490923.XU patent/CN204783551U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114288A (en) * | 2015-07-07 | 2015-12-02 | 安徽美芝制冷设备有限公司 | Oil suction assembly of compressor and compressor with same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204941850U (en) | Compressor | |
| CN204783551U (en) | Oil absorption subassembly of compressor and compressor that has it | |
| CN204003334U (en) | Compressor | |
| CN105114288A (en) | Oil suction assembly of compressor and compressor with same | |
| CN204783678U (en) | A rotary compressor that is used for rotary compressor's bent axle and has it | |
| CN204729255U (en) | Bent axle and the compressor with this bent axle of compressor | |
| CN204627990U (en) | Rotary compressor and dividing plate thereof | |
| CN204239255U (en) | Multi-cylinder rotary compressor and crankshaft group thereof | |
| CN204300405U (en) | Gas ratio valve | |
| CN204177000U (en) | The sliding rail structure of drawer of refrigerator and refrigerator | |
| CN209212637U (en) | A kind of water pump casing for vehicle structure | |
| CN202659294U (en) | U-type roller rocker arm with sunken roller bearing shaft | |
| CN205172886U (en) | Bent axle subassembly and compressor that has it | |
| CN204984632U (en) | Bent axle box and aircraft engines | |
| CN205160261U (en) | Double -stator motor | |
| CN204442029U (en) | Compressor | |
| CN205349729U (en) | Compression mechanism for rotary compressor and rotary compressor with same | |
| CN204027201U (en) | The aobvious control plate mounting box assembly of refrigerator | |
| CN104976121A (en) | Crankshaft for rotary compressor and rotary compressor having same | |
| CN204941833U (en) | For compressor crankshaft group and there is its compressor | |
| CN203051522U (en) | Molded surface connection structure of chain wheel and bent axle | |
| CN206221206U (en) | Two-purpose car piston compressor drive shaft | |
| CN204239252U (en) | Rotary compressor | |
| CN202138325U (en) | Inner support for automobile bumper | |
| CN204941848U (en) | Compressor housing and there is its compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |