CN205714788U - A kind of compressor - Google Patents
A kind of compressor Download PDFInfo
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- CN205714788U CN205714788U CN201620352261.4U CN201620352261U CN205714788U CN 205714788 U CN205714788 U CN 205714788U CN 201620352261 U CN201620352261 U CN 201620352261U CN 205714788 U CN205714788 U CN 205714788U
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Abstract
This utility model provides a kind of compressor, and described compressor includes: upper cover and lower cover；Frame, one end of described frame is connected with described lower cover, and the other end is connected with described upper cover；Suction mechanism, it is arranged in described frame, described suction mechanism is led to inside one end of described frame by the side outer wall of described frame, and described suction mechanism includes that the first air-breathing runner extended in a first direction, described first direction are axially formed an angle with described frame.This compressor can reduce inspiratory resistance, improves the performance of compressor.
Description
Technical field
This utility model relates to field of air conditioning, in particular it relates to a kind of compressor.
Background technology
Typically, hermetic compressor includes the motor for producing driving force in the inner space of housing, and is connected to described motor for compressing the compression member of cold-producing medium.Hermetic compressor can be categorized as reciprocating compressor, scroll compressor, rolling rotor compressor according to the difference of refrigerant compression mechanism.Reciprocating compressor, scroll compressor and rolling rotor compressor are all the revolving forces utilizing motor.
Refer to Fig. 1, it illustrates the sectional view of the compressor frame of prior art.As shown in Figure 1, the frame 1 ' of existing compressor is provided with the most rectangular suction mechanism 5 ', compressor uses the mode of right-angle elbow pipe to carry out air-breathing, and this suction mechanism causes the pressure loss relatively big during air-breathing because of inspiratory resistance, reduces the efficiency of compressor.
Utility model content
For defect of the prior art, the purpose of this utility model is to provide a kind of compressor, and this compressor can reduce inspiratory resistance, improves the performance of compressor.
According to one side of the present utility model, it is provided that a kind of compressor, described compressor includes: upper cover and lower cover；Frame, one end of described frame is connected with described lower cover, and the other end is connected with described upper cover；Suction mechanism, it is arranged in described frame, described suction mechanism is led to inside one end of described frame by the side outer wall of described frame, and described suction mechanism includes that the first air-breathing runner extended in a first direction, described first direction are axially formed an angle with described frame.
Preferably, described angle is less than 90 degree more than 30 degree.
Preferably, the two ends of described first air-breathing runner are respectively communicated with side outer wall and one end of described frame of described frame.
Preferably, described suction mechanism also includes air entry, and one end of described air entry connects described first air-breathing runner, and the other end connects the side outer wall of described frame.
Preferably, the bearing of trend of described air entry is consistent with first direction.
Preferably, the bearing of trend of described air entry and described frame is axially vertical.
Preferably, described suction mechanism also includes the second air-breathing runner, and one end of described second air-breathing runner connects described first air-breathing runner, and the other end leads to inside one end of described frame.
Preferably, the bearing of trend of described second air-breathing runner and described frame is axially in parallel.
Preferably, the inwall hoop of the described frame other end is convexly equipped with some positive stop lug boss, and described positive stop lug boss is one-body molded with described frame, and each described positive stop lug boss has the confined planes being perpendicular to described inwall；Described compressor also includes that electric machine assembly, described electric machine assembly are placed in described frame, and described electric machine assembly includes that a stator, described stator are limited in the inwall of described frame, and is arranged on the confined planes of described positive stop lug boss.
Preferably, at least one described positive stop lug boss is arranged at described frame and described suction mechanism phase the same side.
Preferably, the inwall of described suction mechanism is provided with taper thread.
Preferably, described frame is H type frame.
Preferably, described compressor also includes bearing and the cylinder being arranged at one end of described frame, and described cylinder is arranged between described frame and described bearing, and is collectively forming a compression stroke with described frame and bearing, and described suction mechanism leads to described compression stroke.
Suction mechanism in compressor of the present utility model includes a first air-breathing runner extended in a first direction, this first direction is axially formed an angle with frame, compressor is made to form the aspirated mode of oblique air-breathing, for the right angle bent passage of the suction mechanism employing comparing existing compressor carries out the mode of air-breathing, inspiratory resistance can be efficiently reduced, improve the performance of compressor.
On the other hand, in this utility model, stator can be carried out spacing by some positive stop lug boss of the inwall hoop projection of frame, makes the press-in technique of stator become simple；Press-in high precision, it is simple to controlled；After press-in, stator lower surface becomes level, can avoid.
On this basis, positive stop lug boss and suction mechanism are arranged at the same side of frame, add the local wall thickness of the frame of suction mechanism side, the problem being possible to prevent the upper end of the through frame of suction mechanism and cause revealing, compressor is made to avoid the increase of frame wall thickness while using oblique air-breathing, the size of frame is greatly reduced, reduces difficulty of processing, save space and material.
Accompanying drawing explanation
The detailed description with reference to the following drawings, non-limiting example made by reading, other features, objects and advantages of the present utility model will become more apparent upon:
Fig. 1 is the sectional view of the compressor frame of prior art；
Fig. 2 is the sectional view of the compressor of first embodiment of the present utility model；
Fig. 3 is compressor frame and the sectional view of stator of first embodiment of the present utility model；
Fig. 4 is the top view of the compressor frame of first embodiment of the present utility model；
Fig. 5 is the partial enlarged drawing in Fig. 3 at A；
Fig. 6 is compressor frame and the sectional view of stator of the second embodiment of the present utility model；And
Fig. 7 is compressor frame and the sectional view of stator of the 3rd embodiment of the present utility model.
Reference
1 frame
11 lower ends
12 upper ends
13 positive stop lug boss
131 confined planes
2 electric machine assemblies
21 bent axles
22 rotors
23 stators
3 bearings
4 cylinders
5 suction mechanisms
51 first air-breathing runners
52 air entries
53 second air-breathing runners
Detailed description of the invention
Hereinafter embodiment of the present utility model will be provided detailed description.Although this utility model will be illustrated in conjunction with some detailed description of the invention and illustrate, but it should be noted that this utility model is not merely confined to these embodiments.On the contrary, the amendment carrying out this utility model or equivalent, all should contain in the middle of right of the present utility model.
It addition, in order to better illustrate this utility model, detailed description of the invention below gives numerous details.It will be understood by those skilled in the art that do not have these details, this utility model is equally implemented.In other example, known structure and parts are not described in detail, in order to highlight purport of the present utility model.
First embodiment
Referring to the sectional view that Fig. 2 to Fig. 5, Fig. 2 show the compressor of first embodiment of the present utility model, Fig. 3 shows frame and the sectional view of stator in Fig. 2, and Fig. 4 shows the top view of frame in Fig. 2, and Fig. 5 shows the partial enlarged drawing in Fig. 3 at A.It should be noted that embodiment of the present utility model illustrates as a example by rotor-type compressor, but it is not limited thereto.In the preferred embodiment shown in Fig. 2 to Fig. 5, described compressor includes: frame 1, electric machine assembly 2, bearing 3, cylinder 4 and suction mechanism 5.
In the embodiment shown in Fig. 2 to Fig. 5, frame 1 is a H type frame (i.e. the cross section of frame 1 is the most H-shaped), but is not limited thereto.One end of frame 1 is connected with the lower cover of described compressor, and the other end is connected with the upper cover of described compressor.Being connected as in figure 2 it is shown, the lower end 11 of frame 1 is fixing with the lower cover of described compressor, the upper end 12 of frame 1 is fixing with the upper cover of described compressor to be connected.Preferably, the integrated frame of frame 1.
Electric machine assembly 2 is placed in frame 1.Specifically, as in figure 2 it is shown, electric machine assembly 2 is arranged in the upper end of frame 1.Electric machine assembly 2 includes bent axle 21 and the rotor 22 being sheathed on bent axle 21 and stator 23.Stator 23 is fixedly linked with frame 1.Rotor 22 is inserted in stator 23, has predetermined gap, and then the rotor 22 by the interaction with stator 23 between rotor 22 and stator 23.Bent axle 21 is connected to rotor 22 and is extended to its lower end 11 by the upper end 12 of frame 1, the compression stroke being transferred to described compressor with the revolving force by rotor 22 (is i.e. jointly limited by frame 1, bearing 3 and cylinder 4 and forms, can be found in hereafter) in, to compress cold-producing medium.
Bearing 3 and cylinder 4 are arranged at one end of frame 1.In the embodiment depicted in figure 2, bearing 3 and cylinder 4 are arranged at the lower end 11 of frame 1.Cylinder 4 is arranged between frame 1 and bearing 3, and is collectively forming a compression stroke with frame 1 and bearing 3.Bearing 3 jointly plays the effect supporting bent axle 21 with frame 1, i.e. frame 1 can be considered as another bearing.
Suction mechanism 5 is arranged in frame 1.Suction mechanism 5 is led to one end of frame 1 by the side outer wall of frame 1.As shown in Figures 2 and 3, in the described compression stroke of the lower end 11 that suction mechanism 5 leads to frame 1.Specifically, suction mechanism 5 includes the first air-breathing runner 51 and air entry 52.First air-breathing runner 51 extends in a first direction, and wherein, described first direction is axially formed an angle theta with frame 1.In the embodiment shown in fig. 3, direction shown in X-axis is described first direction, and direction shown in Y-axis is the axial of frame 1.Described angle theta is less than 90 degree more than 30 degree.
One end of air entry 52 connects the first air-breathing runner 51, and the side outer wall of other end connection frame 1, for being connected with reservoir (not shown).In Fig. 2 and embodiment illustrated in fig. 3, the bearing of trend of air entry 52 is consistent with described first direction.
In this utility model embodiment, owing to the first air-breathing runner 51 of suction mechanism and the air entry 52 of compressor all extend in a first direction, and described first direction and frame 1 be axially formed an angle, therefore, for the right angle bent passage of the suction mechanism employing comparing existing compressor carries out the mode of air-breathing, inspiratory resistance can be efficiently reduced, improve the performance of compressor.
Further, the inwall of suction mechanism 5 is also provided with taper thread, is connected with the connection pipeline of reservoir by taper thread, thus improves sealing property therebetween.Described taper thread can be arranged at the inwall of air entry 52；Or in certain embodiments, described taper thread is also extend to the inwall of the first air-breathing runner 51, does not repeats them here.
Further, in being preferable to carry out shown in Fig. 2 and Fig. 3, the inwall hoop of the upper end 12 of frame 1 is convexly equipped with some positive stop lug boss 13.As it is shown on figure 3, each positive stop lug boss 13 has the confined planes 131 being perpendicular to frame 1 inwall.Stator 23 is limited in the inwall of frame 1 and is arranged on the confined planes 131 of positive stop lug boss 13.Positive stop lug boss 13 is one-body molded with frame 1, and its mode formed can be to use milling cutter processing in unified frame 1 inner radius, mill out the positive stop lug boss 13 of support stator 23 at three；Or the mode of hot investment casting, first casting can also be used to form blank, and subsequent fine shapes and is directly cast as positive stop lug boss 13 shape.
Arranging of positive stop lug boss 13 can play spacing effect (when i.e. stator 23 is pressed into certain altitude at stator 23 during the upper end 12 of frame 1 is pressed into frame 1, can be limited by positive stop lug boss 13, it is maintained at this height, spacing height is different by different machine height), thus overcome the spacing enclasping force owing to relying on frame to provide in stator interference fit of traditional compressor stator 23 to realize, therefore occur being pressed into the most accurate such as stator 23；After press-in, stator 23 lower surface is free state, unrestricted, there may come a time when into the problems such as heeling condition.Use positive stop lug boss 13 carry out spacing after, stator 23 is pressed into technique and becomes simple；Press-in high precision, it is simple to controlled；After press-in, stator 23 lower surface becomes level, can avoid.
As shown in Figure 4, in this embodiment, the inwall hoop of frame 1 is provided with three positive stop lug boss 13.It should be noted that in other embodiments of the present utility model, it is three that the quantity of positive stop lug boss 13 does not limit, can be other quantity, but multiple positive stop lug boss 13 can not form closing one circle, needs to leave gap between multiple positive stop lug boss 13, it is beneficial to compressor oil return, reduces coolant flow resistance.
Further, in the preferred embodiment shown in Fig. 2 to Fig. 5, at least one positive stop lug boss 13 is arranged at the side identical with suction mechanism 5 of frame 1.As it is shown on figure 3, a positive stop lug boss 13 and suction mechanism 5 may be contained within the right side of frame 1.As it is shown in figure 5, positive stop lug boss 13 and suction mechanism 5 are arranged at the same side of frame 1, add the local wall thickness of the frame 1 of suction mechanism 5 side, be possible to prevent the upper end 12 of the through frame of suction mechanism 1 and the problem that causes revealing.Specifically, if (i.e. in above-described embodiment, the first air-breathing runner 51 and air entry 52 all extend in a first direction directly to use oblique air-breathing on the basis of existing compressor, and first direction and frame 1 be axially formed an angle), the problem being likely to occur the upper end 12 (can be found at Fig. 5 dotted line) of the through frame of suction mechanism 1 and cause revealing, then need to increase the overall wall thickness of frame 1 in order to avoid this problem, and then whole compressor size is increased.And Fig. 2 is in embodiment illustrated in fig. 5, positive stop lug boss 13 and suction mechanism 5 is utilized to be arranged at the mode of the same side of frame 1, add the local wall thickness of the frame 1 of suction mechanism 5 side, it is possible not only to stator 23 is played spacing effect, and compressor can be made to avoid the increase of frame wall thickness while using oblique air-breathing, the size of frame is greatly reduced, reduces difficulty of processing, save space and material.
Second embodiment
Refer to Fig. 6, it illustrates compressor frame and the sectional view of stator of the second embodiment of the present utility model.As shown in Figure 6, unlike first embodiment shown in above-mentioned Fig. 2 to Fig. 5, suction mechanism 5 also includes the second air-breathing runner 53.One end of second air-breathing runner 53 connects the first air-breathing runner 51, and the other end leads to one end of frame 1.Specifically, as shown in Figure 6, the two ends of the second air-breathing runner 53 are respectively communicated with the lower end 11 (i.e. connecting above-mentioned compression stroke) of the first air-breathing runner 51 and frame 1.In the embodiment shown in fig. 6, the bearing of trend of the second air-breathing runner 53 is parallel with axial (i.e. the direction shown in Y-axis in Fig. 6) of frame 1.For comparing above-mentioned first embodiment, angle theta between the arranging of second air-breathing runner 53 can make the bearing of trend (first direction) of the first air-breathing runner 51 and frame 1 axially increases, the problem can avoided because angle theta is too small, need to increase the wall thickness of frame 1 to prevent the upper end 12 of the through frame of suction mechanism 1.This embodiment equally realizes reducing inspiratory resistance, improves the effect of the performance of compressor, and it will not go into details herein.
3rd embodiment
Refer to Fig. 7, it illustrates compressor frame and the sectional view of stator of the 3rd embodiment of the present utility model.As it is shown in fig. 7, unlike the second embodiment shown in above-mentioned Fig. 6, the bearing of trend of air entry 52 is vertical with axial (direction shown in Y-axis) of frame 1.Air entry 52 can be so that connection between suction mechanism 5 and reservoir.And this embodiment equally realizes reducing inspiratory resistance, improves the effect of the performance of compressor, and it will not go into details herein.
Other embodiments
According to the embodiment shown in above-mentioned Fig. 2 to Fig. 7, in other embodiments of the present utility model, described suction mechanism can also only include the first air-breathing runner, and the two ends of described first air-breathing runner are respectively communicated with side outer wall and one end of described frame of described frame.The connection pipeline of reservoir can directly be connected with the first air-breathing runner, and this embodiment is equally achieved, and does not repeats them here.
In summary, suction mechanism in compressor of the present utility model includes a first air-breathing runner extended in a first direction, this first direction is axially formed an angle with frame, compressor is made to form the aspirated mode of oblique air-breathing, for the right angle bent passage of the suction mechanism employing comparing existing compressor carries out the mode of air-breathing, inspiratory resistance can be efficiently reduced, improve the performance of compressor.
On the other hand, in this utility model, stator can be carried out spacing by some positive stop lug boss of the inwall hoop projection of frame, makes the press-in technique of stator become simple；Press-in high precision, it is simple to controlled；After press-in, stator lower surface becomes level, can avoid.
On this basis, positive stop lug boss and suction mechanism are arranged at the same side of frame, add the local wall thickness of the frame of suction mechanism side, the problem being possible to prevent the upper end of the through frame of suction mechanism and cause revealing, compressor is made to avoid the increase of frame wall thickness while using oblique air-breathing, the size of frame is greatly reduced, reduces difficulty of processing, save space and material.
Claims (13)
1. a compressor, it is characterised in that described compressor includes:
Upper cover and lower cover；
Frame, one end of described frame is connected with described lower cover, and the other end is connected with described upper cover；
Suction mechanism, is arranged in described frame, and described suction mechanism is led to by the side outer wall of described frame
Inside one end of described frame, described suction mechanism includes the first inspiratory flow extended in a first direction
Road, described first direction is axially formed an angle with described frame.
Compressor the most according to claim 1, it is characterised in that described angle is more than 30 degree little
In 90 degree.
Compressor the most according to claim 1, it is characterised in that described first air-breathing runner
Two ends are respectively communicated with side outer wall and one end of described frame of described frame.
Compressor the most according to claim 1, it is characterised in that described suction mechanism also includes
Air entry, one end of described air entry connects described first air-breathing runner, and the other end connects described frame
Side outer wall.
Compressor the most according to claim 4, it is characterised in that the extension side of described air entry
To consistent with first direction.
Compressor the most according to claim 4, it is characterised in that the extension side of described air entry
Axially vertical to described frame.
Compressor the most according to claim 4, it is characterised in that described suction mechanism also includes
Second air-breathing runner, one end of described second air-breathing runner connects described first air-breathing runner, and the other end leads to
Inside one end of described frame.
Compressor the most according to claim 7, it is characterised in that described second air-breathing runner
Bearing of trend is axially in parallel with described frame.
Compressor the most according to any one of claim 1 to 8, it is characterised in that described machine
The inwall hoop of the frame other end is convexly equipped with some positive stop lug boss, and described positive stop lug boss becomes with described frame one
Type, each described positive stop lug boss has the confined planes being perpendicular to described inwall；
Described compressor also includes that electric machine assembly, described electric machine assembly are placed in described frame, described electricity
Thermomechanical components includes that a stator, described stator are limited in the inwall of described frame, and is arranged at described limit convex
On the confined planes of platform.
Compressor the most according to claim 9, it is characterised in that at least one described limit convex
Platform is arranged at described frame and described suction mechanism phase the same side.
11. compressors according to any one of claim 1 to 8, it is characterised in that described suction
The inwall of mechanism of qi structure is provided with taper thread.
12. compressors according to any one of claim 1 to 8, it is characterised in that described machine
Frame is H type frame.
13. compressors according to claim 12, it is characterised in that described compressor also includes
Being arranged at bearing and the cylinder of one end of described frame, described cylinder is arranged at described frame and described bearing
Between, and it being collectively forming a compression stroke with described frame and bearing, described suction mechanism leads to described pressure
Contracting space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620352261.4U CN205714788U (en) | 2016-04-25 | 2016-04-25 | A kind of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620352261.4U CN205714788U (en) | 2016-04-25 | 2016-04-25 | A kind of compressor |
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| Publication Number | Publication Date |
|---|---|
| CN205714788U true CN205714788U (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620352261.4U Active CN205714788U (en) | 2016-04-25 | 2016-04-25 | A kind of compressor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218223A (en) * | 2017-07-28 | 2017-09-29 | 广东美芝制冷设备有限公司 | Rotary compressor |
| CN107304767A (en) * | 2016-04-25 | 2017-10-31 | 上海日立电器有限公司 | A kind of compressor |
-
2016
- 2016-04-25 CN CN201620352261.4U patent/CN205714788U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107304767A (en) * | 2016-04-25 | 2017-10-31 | 上海日立电器有限公司 | A kind of compressor |
| CN107218223A (en) * | 2017-07-28 | 2017-09-29 | 广东美芝制冷设备有限公司 | Rotary compressor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 201206 Jinqiao Road, Pudong New Area Jinqiao Export Processing Zone, Shanghai, 1051 Patentee after: Shanghai Haili Electrical Appliance Co. Ltd. Address before: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 888, Shanghai Patentee before: Rili Electric Appliance Co., Ltd., Shanghai |