CN205638939U - Rotary compressor - Google Patents
Rotary compressor Download PDFInfo
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- CN205638939U CN205638939U CN201620306234.3U CN201620306234U CN205638939U CN 205638939 U CN205638939 U CN 205638939U CN 201620306234 U CN201620306234 U CN 201620306234U CN 205638939 U CN205638939 U CN 205638939U
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- discharge pipe
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Abstract
The utility model discloses a rotary compressor, include: a housing, the compressing mechanism, the reservoir, breathing pipe and liquid refrigerants discharge pipe, the compressing mechanism is established in the casing, the compressing mechanism includes the base bearing, cylinder components and supplementary bearing, the axial both ends at cylinder components are established respectively to base bearing and supplementary bearing, cylinder components includes at least one cylinder, the cylinder has the compression chamber, the induction port that is formed with on the cylinder and compresses the chamber intercommunication, the reservoir is established outside the casing, the breathing pipe is connected between reservoir and induction port, the liquid refrigerants discharge pipe is connected between reservoir and induction port, the liquid refrigerants discharge pipe is constructed with carrying to the induction port after the gasification of the liquid refrigerants in the reservoir. According to the utility model discloses a rotary compressor, the problem that can avoid rotary compressor liquid to appear back realizes the miniaturization of reservoir to reduce the material cost of reservoir, and do benefit to the standardization of reservoir, reduced noise and vibration that the rotary compressor breathing pipe brought.
Description
Technical field
This utility model relates to Compressor Technology field, especially relates to a kind of rotary compressor.
Background technology
Being limited by placement space and cost factor, one of rotary compressor developing direction is miniaturization.In correlation technique,
Main casing diameter is more and more less, but accumulator size is the most unchanged, and it is too much that the most anti-locking system returns liquid, easily causes
Compressor damage.But, after mounting, compressor is easily to reservoir lopsidedness, and air-conditioner transports for excessive reservoir
Disconnected manage-style is dangerous with existing when falling, and the noise vibration that compressor return air pipe brings would is that more insoluble problem.
Utility model content
One of technical problem that this utility model is intended to solve in correlation technique the most to a certain extent.To this end, this practicality is new
Type proposes a kind of rotary compressor, the advantage that described rotary compressor has miniaturization, reliability is high.
According to the rotary compressor of this utility model embodiment, including: housing；Compression mechanism, described compression mechanism is located at
In described housing, described compression mechanism includes that base bearing, cylinder assembly and supplementary bearing, described base bearing and described supplementary bearing divide
Not being located at the axial two ends of described cylinder assembly, described cylinder assembly includes that at least one cylinder, described cylinder have compression chamber,
The air entry connected with described compression chamber it is formed with on described cylinder；Reservoir, described reservoir is located at outside described housing；Inhale
Trachea, described suction nozzle is connected between described reservoir and described air entry；And liquid refrigerants discharge pipe, described liquid
Coolant discharge pipe is connected between described reservoir and described air entry, and described liquid refrigerants discharge pipe is configured to described storage
It is delivered to described air entry after liquid refrigerants gasification in liquid device.
According to the rotary compressor of this utility model embodiment, arrange by arranging liquid refrigerants between reservoir and air entry
Going out pipe, when there is liquid refrigerants in reservoir, liquid refrigerants can enter in air entry by liquid refrigerants discharge pipe,
And gasified during flowing into air entry, can avoid rotary compressor that the problem of liquid occurs back, improve rotary
The reliability of compressor, can realize the miniaturization of reservoir simultaneously, not only reduce the material cost of reservoir, Er Qieyou
It is beneficial to the standardization of reservoir, and reduces noise and the vibration that rotary compressor suction nozzle brings.
According to embodiments more of the present utility model, one end of described liquid refrigerants discharge pipe is stretched in described reservoir, described
Described one end of liquid refrigerants discharge pipe is formed with outage, and described one end of described liquid refrigerants discharge pipe is provided with closeouts,
Described closeouts is suitable to open and close described outage.
Further, on the sidewall of described one end that described outage is formed at described liquid refrigerants discharge pipe, described liquid is cold
Described one end of matchmaker's discharge pipe is provided with two backstop muscle that axially spaced-apart is arranged, and said two backstop muscle lays respectively at outage
Both sides, described closeouts is float, and described closeouts is set in described one end of described liquid refrigerants discharge pipe and is positioned at described
Between two backstop muscle.
Further, described one end of described liquid refrigerants discharge pipe extend into described reservoir from the bottom of described reservoir
In.
In embodiments more of the present utility model, described one end of described liquid refrigerants discharge pipe vertically extends.
In embodiments more of the present utility model, the described outage described backstop muscle adjacent to downside is arranged.
In embodiments more of the present utility model, each described backstop muscle is formed as the circumference along described liquid refrigerants discharge pipe
The convex tendon extended.
In embodiments more of the present utility model, each described backstop muscle is included in the circumference of described liquid refrigerants discharge pipe
Spaced many sub-backstop muscle.
In embodiments more of the present utility model, described compression mechanism has gasification tunnel, and described gasification tunnel is used for convection current
Gasify through the liquid refrigerants of described gasification tunnel.
Alternatively, at least one during described gasification tunnel is formed at described base bearing, described cylinder assembly and described supplementary bearing
On.
In embodiments more of the present utility model, described gasification tunnel curve extension.
In embodiments more of the present utility model, described liquid refrigerants discharge pipe stretch in described housing the most naked
It is exposed in described housing.
According to embodiments more of the present utility model, described cylinder being formed with suction hole, described suction hole is connected to described liquid
Between state coolant discharge pipe and described air entry.
Further, the cross-sectional area of described suction hole is less than the cross-sectional area of described air entry.
According to embodiments more of the present utility model, the cross-sectional area of described liquid refrigerants discharge pipe is less than the horizontal stroke of described suction nozzle
Sectional area.
Additional aspect of the present utility model and advantage will part be given in the following description, and part will become from the following description
Obtain substantially, or recognized by practice of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of the compressor according to this utility model embodiment one；
Fig. 2 is the enlarged drawing at the A shown in Fig. 1；
Fig. 3 is the profile of the base bearing shown in Fig. 1；
Fig. 4 is the sectional view of line B-B along Fig. 3；
Fig. 5 is the profile of the cylinder shown in Fig. 1；
Fig. 6 is the top view of the cylinder shown in Fig. 1；
Fig. 7 is the structural representation of the compressor according to this utility model embodiment two.
Reference:
Rotary compressor 100,
Housing 1,
Electric machine assembly 2, stator 21, rotor 22,
Compression mechanism 3, base bearing 31, gasification tunnel 311,
Cylinder 32, compression chamber 321, air entry 322, suction hole 323,
Supplementary bearing 33,
Reservoir 4, filter screen 41, support 42,
Suction nozzle 5, spill port 51,
Liquid refrigerants discharge pipe 6, outage 61, closeouts 62, backstop muscle 63,
Deafener 7, silencing cavity 71, bent axle 8.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings.Below with reference to
The embodiment that accompanying drawing describes is exemplary, it is intended to be used for explaining this utility model, and it is not intended that to of the present utility model
Limit.
Below with reference to Fig. 1-Fig. 7, the rotary compressor 100 according to this utility model embodiment is described.
As shown in Fig. 1-Fig. 7, according to the rotary compressor 100 of this utility model embodiment, including housing 1, compression mechanism
3, reservoir 4, suction nozzle 5 and liquid refrigerants discharge pipe 6.
Specifically, compression mechanism 3 is located in housing 1, and compression mechanism 3 includes base bearing 31, cylinder assembly and supplementary bearing
33, base bearing 31 and supplementary bearing 33 are respectively provided at the axial two ends of cylinder assembly (such as the cylinder 32 shown in Fig. 1 are upper
End and lower end), cylinder assembly includes at least one cylinder 32, and cylinder 32 has compression chamber 321, cylinder 32 is formed with
The air entry 322 of compression chamber 321 connection.
Reservoir 4 is located at outside housing 1, and suction nozzle 5 is connected between reservoir 4 and air entry 322, and liquid refrigerants is discharged
Pipe 6 is connected between reservoir 4 and air entry 322, and liquid refrigerants discharge pipe 6 is configured to the liquid in reservoir 4
It is delivered to air entry 322 after coolant gasification.Thus, the gaseous coolant in reservoir 4 can enter air-breathing by suction nozzle 5
Mouth 322 is interior and enters in compression chamber 321, and the liquid refrigerants in reservoir 4 can be entered by liquid refrigerants discharge pipe 6
In air entry 322, and gasified, such that it is able to prevent rotary compressor 100 from going out during entering air entry 322
The problem now returning liquid, it is to avoid liquid hit phenomenon occurs, improves the reliability of rotary compressor 100.Simultaneously as liquid
Coolant is without processing again, and therefore reservoir 4 can realize miniaturization, thus reduces the material cost of reservoir 4.
It addition, along with reservoir 4 miniaturization, rotary compressor 100 reservoir 4 standardization easily realizes, because no longer
Consider back that liquid problem, little cold and High cooling power system all can use same reservoir 4.And reservoir 4 center is with rotary
Compressor 100 housing 1, apart from reduction, improves tangential vibrations, and tangential vibrations causes suction nozzle 5 vibration and noise
Main cause, such that it is able to effectively reduce the noise brought in air-conditioner and vibration because of rotary compressor 100 suction nozzle 5.
Rotary compressor 100 according to this utility model embodiment, by arranging liquid between reservoir 4 and air entry 322
State coolant discharge pipe 6, when there is liquid refrigerants in reservoir 4, liquid refrigerants can be entered by liquid refrigerants discharge pipe 6
Enter in air entry 322, and gasified during flowing into air entry 322, rotary compressor 100 can be avoided to go out
The problem now returning liquid, improves the reliability of rotary compressor 100, can realize the miniaturization of reservoir 4, no simultaneously
Reduced by only the material cost of reservoir 4, and the standardization of beneficially reservoir 4, and reduce rotary compressor 100
Noise that suction nozzle 5 brings and vibration.
In embodiments more of the present utility model, as shown in Figure 1, Figure 2 and Figure 7, one end of liquid refrigerants discharge pipe 6 is stretched
Entering in reservoir 4, one end of liquid refrigerants discharge pipe 6 is formed with outage 61, and one end of liquid refrigerants discharge pipe 6 is provided with
Closeouts 62, closeouts 62 is suitable to open and close outage 61.Thus, the liquid refrigerants in reservoir 4 can pass through
Outage 61 enters in liquid refrigerants discharge pipe 6, and is gasified during flowing into air entry 322, it is to avoid rotary pressure
There is back the problem of liquid in contracting machine 100, and closeouts 62 can open and close outage 61, the liquid in reservoir 4
(such as outage 61 institute is reached when the liquid level of the liquid refrigerants in reservoir 4 when the liquid level of coolant reaches certain value
During the position located), closeouts 62 can open outage 61 so that the liquid refrigerants in reservoir 4 to be discharged to liquid refrigerants row
Going out in pipe 6, liquid refrigerants is flowed in air entry 322 after being gasified, together with the gaseous coolant entered by suction nozzle 5
Rotary compressor 100 is compressed；When the liquid level of the liquid refrigerants in reservoir 4 is less than residing for outage 61
Time highly, the liquid refrigerants in reservoir 4 cannot be entered in liquid refrigerants discharge pipe 6 by outage 61, if now will row
Fluid apertures 61 is opened, and the gaseous coolant in reservoir 4 can enter liquid refrigerants discharge pipe 6 from outage 61, and can be heated
Gasification, gaseous coolant there will be overheated phenomenon, thus affects the operation of rotary compressor 100, therefore, when liquid is cold
When the liquid level of matchmaker is less than the height residing for outage 61, it is possible to use outage 61 is closed by closeouts 62, thus protects
The Effec-tive Function of card rotary compressor 100.
Further, as shown in Figure 1, Figure 2 and Figure 7, outage 61 is formed at above-mentioned one end of liquid refrigerants discharge pipe 6
Sidewall on, above-mentioned one end of liquid refrigerants discharge pipe 6 be provided with axially spaced-apart arrange two backstop muscle 63, two backstop muscle
63 both sides (such as, the upper side and lower side in Fig. 2) laying respectively at outage 61, closeouts 62 is float, closeouts
62 above-mentioned one end being set in liquid refrigerants discharge pipe 6 and between two backstop muscle 63.When in reservoir 4 without liquid
When coolant or liquid refrigerants amount are less, (when the liquid level of such as liquid refrigerants is not up to the height residing for float, i.e. liquid is cold
Matchmaker and float are not in contact with front), float contacts with the backstop muscle 63 being positioned on the downside of outage 61 under the effect of self gravitation, when
After liquid refrigerants in reservoir 4 and float come into contact with and when liquid refrigerants amount gradually increases, float can be in the effect of buoyancy
Under be gradually increasing until float contact with the backstop muscle 63 being positioned on the upside of outage 61, now outage 61 dodged by float, row
Fluid apertures 61 is opened, and is in the liquid refrigerants at same liquid level with outage 61 and can enter into liquid by outage 61
In state coolant discharge pipe 6.
Specifically, as shown in Figure 1, Figure 2 and Figure 7, the outage 61 backstop muscle 63 adjacent to downside is arranged, when reservoir 4
Interior without liquid refrigerants or liquid refrigerants amount less time, float contact with the backstop muscle 63 of the downside of outage 61 and position thereon
Side, now float can block outage 61, without gaseous coolant or there is less gaseous coolant can pass through discharge opeing in reservoir 4
Hole 61 enters in liquid refrigerants discharge pipe 6, and overheated phenomenon occurs in the gaseous coolant that can avoid enter into air entry 322, from
And ensure the Effec-tive Function of rotary compressor 100；When the liquid refrigerants in reservoir 4 gradually increases and liquid level reaches
During height residing for outage 61, outage 61 at the effect float downward of buoyancy and is gradually exposed by float, now, and liquid storage
Liquid refrigerants in device 4 can enter air entry 322 in outage 61 enters liquid refrigerants discharge pipe 6 after being gasified
In, prevent rotary compressor 100 from the risk of liquid occurring back, improve the reliability of rotary compressor 100；Along with liquid
The discharge of coolant, in reservoir 4, liquid refrigerants amount gradually decreases, and float can fall under the effect of self gravitation, outage
61 are gradually blocked, until float contacts with the backstop muscle 63 being positioned on the downside of outage 61, now outage 61 closes completely
Close, in reservoir 4 in reservoir 4 without gaseous coolant or have less gaseous coolant can be discharged by outage 61, thus
Avoid gaseous coolant that overheated phenomenon occurs, it is ensured that the Effec-tive Function of rotary compressor 100.Wherein, when outage 61 it is
During circular hole, the width of float is preferably greater than the internal diameter of outage 61.
Alternatively, as shown in Figure 1 and Figure 7, above-mentioned one end of liquid refrigerants discharge pipe 6 vertically extends.Thus, it is simple to floating
Sub above-mentioned one end under the effect of buoyancy and gravity along liquid refrigerants discharge pipe 6 moves up and down between two backstop muscle 63,
Consequently facilitating realize the float opening and closing to outage 61.Certainly, this utility model is not limited to this, and liquid refrigerants is discharged
One end of pipe 6 can also extend along other directions, as long as ensureing that float is capable of outage under the effect of buoyancy and gravity
The opening and closing of 61.
Preferably, as shown in Figure 1 and Figure 7, above-mentioned one end of liquid refrigerants discharge pipe 6 extend into from the bottom of reservoir 4
In reservoir 4.Owing to the liquid refrigerants in reservoir 4 can accumulate in the bottom of reservoir 4, thus when in reservoir 4
When liquid refrigerants amount is more, quickly liquid refrigerants can be discharged by outage 61, and be gasified during discharging
In rear entrance air entry 322, it is possible to prevent to occur back the risk of liquid.
In embodiments more of the present utility model, as shown in Figure 1, Figure 2 and Figure 7, each backstop muscle 63 is formed as along liquid
The circumferentially extending convex tendon of state coolant discharge pipe 6.Thus can simplify structure and the manufacturing procedure of backstop muscle 63, save and produce
In the cycle, reduce production cost.Certainly, this utility model is not limited to this, and each backstop muscle 63 can be included in liquid refrigerants row
Go out many sub-backstop muscle (not shown) of the circumferentially-spaced setting of pipe 6.Thus can save material, reduce cost.
Alternatively, liquid refrigerants discharge pipe 6 is steel construction piece or steel structure part, and backstop muscle 63 and liquid refrigerants discharge pipe 6 can
With one-body molded.Certainly, this utility model is not limited to this, backstop muscle 63 and liquid refrigerants discharge pipe 6 can be two individually
The parts of processing, and be assembled together by techniques such as welding.
In embodiments more of the present utility model, as Figure 1-Figure 4, compression mechanism 3 has gasification tunnel 311, gas
Change passage 311 for the liquid refrigerants flowing through gasification tunnel 311 is gasified.Thus it can be prevented that liquid refrigerants enters to inhale
In QI KOU 322, such that it is able to prevent rotary compressor 100 from the risk of liquid occurring back, and then improve rotary compressor 100
Reliability.Alternatively, gasification tunnel 311 can be connected between liquid refrigerants discharge pipe 6 and air entry 322, liquid storage
Liquid refrigerants in device 4 can be discharged in gasification tunnel 311 by liquid refrigerants discharge pipe 6, and at gasification tunnel 311
Interior heated gasification, subsequently in air entry 322.It should be noted that liquid refrigerants is added in gasification tunnel 311
Thermal evaporation, heat required in gasification is the heat produced in rotary compressor 100 running, such that it is able to keep away
Exempt from the waste of the energy, it addition, without processing liquid refrigerants in reservoir 4, such that it is able to realize the miniaturization of reservoir 4 with
And standardization, it is effectively reduced noise and the vibration of rotary compressor 100 suction nozzle 5.
Specifically, at least one during gasification tunnel 311 is formed at base bearing 31, cylinder assembly and supplementary bearing 33.The most just
Being to say, gasification tunnel 311 can be made only on base bearing 31, cylinder assembly or supplementary bearing 33, or is formed at main shaft
Hold in any two in 31, cylinder assembly and supplementary bearing 33 or all have on three.Such as, in the example depicted in fig. 1,
Gasification tunnel 311 is formed on base bearing 31, and one end of gasification tunnel 311 connects with liquid refrigerants discharge pipe 6, and gasification is logical
The other end in road 311 connects with air entry 322.Certainly, this utility model is not limited to this, and gasification tunnel 311 can be with shape
Become on supplementary bearing 33 or on cylinder assembly, when rotary compressor 100 is twin-tub or multicylinder compressor, gasification tunnel
311 can also be located on the demarcation strip between adjacent two cylinders 32, as long as ensure that liquid refrigerants is through gasification tunnel 311
After can be gasificated into gaseous coolant.
Further, as shown in Figure 3 and Figure 4, gasification tunnel 311 curve extension.Thus can extend gasification tunnel 311
Length, extend the liquid refrigerants time in gasification tunnel 311, thus improve the gasification result of liquid refrigerants, anti-spin-ended
There is back the problem of liquid in rotary compressor 100, improves the reliability of rotary compressor 100.Such as in Fig. 3 and Fig. 4 institute
In the example shown, gasification tunnel 311 is located on base bearing 31 and along being positioned at the side of base bearing 31, and along base bearing 31
Circumferential direction extends two half-turns, thus can extend the length of gasification tunnel 311, improves the gasification result of liquid refrigerants.
In other embodiments of the present utility model, as it is shown in fig. 7, the stretching in housing 1 of liquid refrigerants discharge pipe 6
The most exposed in housing 1.Liquid refrigerants when the exposed part in housing 1 of liquid refrigerants discharge pipe 6 flows through,
Become gaseous state after carrying out heat exchange with the heat in the hot environment in housing 1, participate in compression subsequently into air entry 322, can
In case spin-ended rotary compressor 100 occurs back the risk of liquid, improve the reliability of rotary compressor 100.
Alternatively, as shown in Fig. 1, Fig. 5-Fig. 7, cylinder 32 being formed with suction hole 323, suction hole 323 is connected to liquid
Between state coolant discharge pipe 6 and air entry 322.Thus can be led to by the gaseous coolant after gasifying in liquid refrigerants discharge pipe 6
Cross in suction hole 323 enters air entry 322 and participate in compression.Such as, in the example shown in Fig. 1 and Fig. 7, on cylinder 32
Be formed with suction hole 323, suction hole 323 be connected between liquid refrigerants discharge pipe 6 and air entry 322 and with air entry 322
It is vertically arranged.
Further, the cross-sectional area of suction hole 323 is less than the cross-sectional area of air entry 322.Thus can increase suction hole
The exhaust resistance of 323, can make the most of gaseous coolant in reservoir 4 enter pressure through suction nozzle 5 with air entry 322
Participate in compression in contracting chamber 321, prevent major part coolant from being entered in air entry 322 by liquid refrigerants discharge pipe 6, and at stream
It is heated during Jing, it is to avoid overheated phenomenon occurs in coolant, thus ensures the Effec-tive Function of rotary compressor 100.
In embodiments more of the present utility model, as shown in Figure 1 and Figure 7, the cross-sectional area of liquid refrigerants discharge pipe 6 is little
Cross-sectional area in suction nozzle 5.Thus can make the pressure at expulsion exhaust pressure more than suction nozzle 5 of liquid refrigerants discharge pipe 6
Power, can make the most of gaseous coolant in reservoir 4 enter compression chamber 321 internal reference through suction nozzle 5 and air entry 322
With compression, prevent major part coolant from being entered in air entry 322 by liquid refrigerants discharge pipe 6, and quilt during flowing through
Heating, it is to avoid overheated phenomenon occurs in coolant, thus ensures the Effec-tive Function of rotary compressor 100.
Describe according to two specific embodiment rotary compressors 100 of this utility model below with reference to Fig. 1-Fig. 7.
Embodiment one
As shown in figs 1 to 6, according to the rotary compressor 100 of this utility model embodiment, including housing 1, electric machine assembly
2, compress mechanism 3, reservoir 4, suction nozzle 5, liquid refrigerants discharge pipe 6, deafener 7, bent axle 8.
Specifically, in electric machine assembly 2 is located at housing 1 and include rotor 22 and stator 21, stator 21 is located on housing 1,
Rotor 22 is set on bent axle 8 and rotating is located in stator 21.Compress in mechanism 3 is located at housing 1 and be positioned at motor
The downside of assembly 2, compression mechanism 3 includes base bearing 31, cylinder assembly and supplementary bearing 33, base bearing 31 and supplementary bearing 33
Being respectively provided at the top and bottom of cylinder assembly, cylinder assembly includes a cylinder 32, and cylinder 32 has compression chamber 321, gas
The air entry 322 connected with compression chamber 321 it is formed with on cylinder 32.Deafener 7 is located at upside and and the main shaft of base bearing 31
The upper surface holding 31 limits silencing cavity 71 jointly.Reservoir 4 is located at outside housing 1, and the upper end of reservoir 4 has filter screen
41 and support filter screen 41 support 42, suction nozzle 5 is connected between reservoir 4 and air entry 322, suction nozzle 5
One end is stretched in reservoir 4 from the bottom of reservoir 4 and extends to the lower surface of filter screen 41, suction nozzle 5 be positioned at reservoir
Bottom within 4 is provided with spill port 51.
Liquid refrigerants discharge pipe 6 is connected between reservoir 4 and air entry 322 and is positioned at the close rotary pressure of reservoir 4
The side of contracting machine 100, one end of liquid refrigerants discharge pipe 6 is stretched into from the bottom of reservoir 4 in reservoir 4 and along vertically side
The outage 61 of circle, liquid refrigerants discharge pipe it is formed with in extension, the sidewall of above-mentioned one end of liquid refrigerants discharge pipe 6
Above-mentioned one end of 6 is provided with two backstop muscle 63 that axially spaced-apart is arranged, and two backstop muscle 63 lay respectively at the upper of outage 61
Lower both sides and formed respectively along liquid refrigerants discharge pipe 6 circumferential direction extend convex tendon, outage 61 is adjacent to the backstop of downside
Muscle 63 is arranged, and above-mentioned one end of liquid refrigerants discharge pipe 6 is provided with closeouts 62 (such as float), and closeouts 62 is set in
Above-mentioned one end of liquid refrigerants discharge pipe 6 and between two backstop muscle 63 to open and close outage 61.
Base bearing 31 is provided with gasification tunnel 311, and gasification tunnel 311 is for entering the liquid refrigerants flowing through gasification tunnel 311
Circulation of qi promoting.Gasification tunnel 311 be positioned at base bearing 31 side and along base bearing 31 circumferential direction extend two half-turns, liquid
Connect in the other end of state coolant discharge pipe 6 stretches into gasification tunnel 311 from the perisporium of base bearing 31 and with gasification tunnel 311.
The suction hole 323 vertical with air entry 322 bearing of trend, one end of suction hole 323 and gasification tunnel it is formed with on cylinder 32
311 connections, the other end connects with air entry 322.Thus the liquid refrigerants in reservoir 4 can be discharged through liquid refrigerants
Pipe 6 enters in gasification tunnel 311, after being gasified in gasification tunnel 311 in suction hole 323 enters air entry 322
Participate in compression.
It addition, the diameter of liquid refrigerants discharge pipe 6 is less than institute less than the diameter of described suction nozzle 5 and the diameter of suction hole 323
State the diameter of air entry 322.Thus can increase the pressure at expulsion of liquid refrigerants discharge pipe 6 and suction hole 323, preventing portion
Gaseous coolant is divided to enter in air entry 322 through liquid refrigerants discharge pipe 6 and suction hole 323, it is to avoid gaseous coolant occurred
The phenomenon of heat.
When in reservoir 4 without liquid refrigerants or liquid refrigerants amount less time, the backstop muscle 63 of the downside of float and outage 61
Contact and be positioned above, now float can block outage 61, in reservoir 4 without gaseous coolant or have less gaseous state
Coolant can enter in liquid refrigerants discharge pipe 6 by outage 61, and the gaseous coolant that can avoid enter into air entry 322 goes out
Existing overheated phenomenon, thus ensure the Effec-tive Function of rotary compressor 100；When the liquid refrigerants in reservoir 4 gradually increases
When many and liquid level reaches the height residing for outage 61, float is at the effect float downward of buoyancy and gradually by outage 61
Exposing, now, the liquid refrigerants in reservoir 4 can be in outage 61 enters liquid refrigerants discharge pipe 6 and enter gas
Change in passage 311, in gasification tunnel 311, absorb heat become gas, owing to gaseous coolant is entered by suction hole 323
The resistance on the way of air entry 322 is inhaled into the resistance of reservoir 4 suction nozzle 5 upper end less than liquid refrigerants, so major part liquid
State coolant enters in air entry 322 from liquid refrigerants discharge pipe 6, because the liquid refrigerants heat absorption evaporation in gasification tunnel 311
Resorb rotary compressor 100 after becoming gas, rotary compressor 100 will not be worked the mischief；Along with liquid refrigerants
Discharge, in reservoir 4, liquid refrigerants amount gradually decreases, and float can fall under the effect of self gravitation, outage 61 by
Gradually being blocked, until float contacts with the backstop muscle 63 being positioned on the downside of outage 61, now outage 61 completely closes, storage
In liquid device 4 in reservoir 4 without gaseous coolant or have less gaseous coolant can be discharged by outage 61, thus avoid gas
There is overheated phenomenon in state coolant, it is ensured that the Effec-tive Function of rotary compressor 100.
Embodiment two
As it is shown in fig. 7, this embodiment is roughly the same with the structure of embodiment one, the difference is that only the gas on base bearing 31
Change the passage 311 axial direction extension along base bearing 31, and length shortens relatively, and liquid refrigerants discharge pipe 6 is positioned at housing
1 interior and exposed length in housing 1 increases, and the gasification of liquid refrigerants is mainly by liquid refrigerants discharge pipe 6 and housing 1
Interior hot environment heat exchange realizes, and when liquid refrigerants flows through this section of liquid refrigerants discharge pipe 6, liquid refrigerants is gasified to enter again
Enter air entry 322 and participate in compression.
In description of the present utility model, it is to be understood that term " " center ", " laterally ", " length ", " on ", D score,
Orientation or the position relationship of the instruction such as " vertically ", " top ", " end " " interior ", " outward ", " axially ", " circumferential " are based on accompanying drawing
Shown orientation or position relationship, be for only for ease of description this utility model and simplify description rather than instruction or hint institute
The device that refers to or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this reality
With novel restriction.In description of the present utility model, " multiple " are meant that at least two, such as two, three etc.,
Unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " Gu
Fixed " etc. term should be interpreted broadly, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can
Be mechanically connected, it is also possible to be electrical connection or each other can communication；Can be to be joined directly together, it is also possible to by between intermediary
Connect connected, can be connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction.
For the ordinary skill in the art, concrete in this utility model of above-mentioned term can be understood as the case may be
Implication.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " concrete example ",
Or specific features, structure, material or the feature that the description of " some examples " etc. means to combine this embodiment or example describes
It is contained at least one embodiment of the present utility model or example.In this manual, the schematic representation to above-mentioned term
Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible
One or more embodiment in office or example combine in an appropriate manner.Additionally, in the case of the most conflicting, ability
The feature of the different embodiments described in this specification or example and different embodiment or example can be entered by the technical staff in territory
Row combines and combination.
Although above it has been shown and described that embodiment of the present utility model, it is to be understood that above-described embodiment is example
Property, it is impossible to being interpreted as restriction of the present utility model, those of ordinary skill in the art can in the range of this utility model
Above-described embodiment be changed, revise, to replace and modification.
Claims (15)
1. a rotary compressor, it is characterised in that including:
Housing；
Compression mechanism, described compression mechanism is located in described housing, and described compression mechanism includes base bearing, cylinder assembly and pair
Bearing, described base bearing and described supplementary bearing are respectively provided at the axial two ends of described cylinder assembly, described cylinder assembly include to
A few cylinder, described cylinder has compression chamber, described cylinder is formed the air entry connected with described compression chamber；
Reservoir, described reservoir is located at outside described housing；
Suction nozzle, described suction nozzle is connected between described reservoir and described air entry；And
Liquid refrigerants discharge pipe, described liquid refrigerants discharge pipe is connected between described reservoir and described air entry, described liquid
State coolant discharge pipe is delivered to described air entry after being configured to gasify the liquid refrigerants in described reservoir.
Rotary compressor the most according to claim 1, it is characterised in that one end of described liquid refrigerants discharge pipe is stretched
Entering in described reservoir, described one end of described liquid refrigerants discharge pipe is formed with outage, described liquid refrigerants discharge pipe
Described one end is provided with closeouts, and described closeouts is suitable to open and close described outage.
Rotary compressor the most according to claim 2, it is characterised in that it is cold that described outage is formed at described liquid
On the sidewall of described one end of matchmaker's discharge pipe, described one end of described liquid refrigerants discharge pipe is provided with two that axially spaced-apart is arranged
Backstop muscle, said two backstop muscle lays respectively at the both sides of outage,
Described closeouts is float, and described closeouts is set in described one end of described liquid refrigerants discharge pipe and is positioned at described two
Between individual backstop muscle.
Rotary compressor the most according to claim 3, it is characterised in that described the one of described liquid refrigerants discharge pipe
End extend in described reservoir from the bottom of described reservoir.
Rotary compressor the most according to claim 3, it is characterised in that described the one of described liquid refrigerants discharge pipe
End vertically extends.
Rotary compressor the most according to claim 3, it is characterised in that described outage stops adjacent to the described of downside
Block reinforcement is arranged.
Rotary compressor the most according to claim 3, it is characterised in that each described backstop muscle is formed as along described
The circumferentially extending convex tendon of liquid refrigerants discharge pipe.
Rotary compressor the most according to claim 3, it is characterised in that each described backstop muscle is included in described liquid
Many sub-backstop muscle of the circumferentially-spaced setting of state coolant discharge pipe.
9. according to the rotary compressor according to any one of claim 1-8, it is characterised in that described compression mechanism has
Gasification tunnel, described gasification tunnel is for gasifying to the liquid refrigerants flowing through described gasification tunnel.
Rotary compressor the most according to claim 9, it is characterised in that described gasification tunnel is formed at described master
In at least one in bearing, described cylinder assembly and described supplementary bearing.
11. rotary compressors according to claim 9, it is characterised in that described gasification tunnel curve extension.
12. according to the rotary compressor according to any one of claim 1-8, it is characterised in that described liquid refrigerants is arranged
Go out pipe stretch in described housing the most exposed in described housing.
13. rotary compressors according to claim 1, it is characterised in that be formed with suction hole on described cylinder,
Described suction hole is connected between described liquid refrigerants discharge pipe and described air entry.
14. rotary compressors according to claim 13, it is characterised in that the cross-sectional area of described suction hole is less than
The cross-sectional area of described air entry.
15. rotary compressors according to claim 1, it is characterised in that described liquid refrigerants discharge pipe transversal
Area is less than the cross-sectional area of described suction nozzle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620306234.3U CN205638939U (en) | 2016-04-13 | 2016-04-13 | Rotary compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620306234.3U CN205638939U (en) | 2016-04-13 | 2016-04-13 | Rotary compressor |
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|---|---|
| CN205638939U true CN205638939U (en) | 2016-10-12 |
Family
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|---|---|---|---|
| CN201620306234.3U Active CN205638939U (en) | 2016-04-13 | 2016-04-13 | Rotary compressor |
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| CN (1) | CN205638939U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916055A (en) * | 2018-08-17 | 2018-11-30 | 珠海凌达压缩机有限公司 | Compressor and air conditioner |
| CN109026702A (en) * | 2018-09-13 | 2018-12-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air-conditioning system |
| CN111306061A (en) * | 2018-12-11 | 2020-06-19 | 广东美芝精密制造有限公司 | Compressor and refrigerating device |
| CN112983817A (en) * | 2021-03-10 | 2021-06-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body, compressor and air conditioner |
| CN115573907A (en) * | 2022-09-22 | 2023-01-06 | 郑州凌达压缩机有限公司 | Liquid impact prevention compressor |
-
2016
- 2016-04-13 CN CN201620306234.3U patent/CN205638939U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916055A (en) * | 2018-08-17 | 2018-11-30 | 珠海凌达压缩机有限公司 | Compressor and air conditioner |
| CN108916055B (en) * | 2018-08-17 | 2024-06-04 | 珠海凌达压缩机有限公司 | Compressor and air conditioner |
| CN109026702A (en) * | 2018-09-13 | 2018-12-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air-conditioning system |
| CN109026702B (en) * | 2018-09-13 | 2023-12-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioning system |
| CN111306061A (en) * | 2018-12-11 | 2020-06-19 | 广东美芝精密制造有限公司 | Compressor and refrigerating device |
| CN111306061B (en) * | 2018-12-11 | 2022-07-08 | 广东美芝精密制造有限公司 | Compressor and refrigerating device |
| CN112983817A (en) * | 2021-03-10 | 2021-06-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body, compressor and air conditioner |
| CN112983817B (en) * | 2021-03-10 | 2022-08-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body, compressor and air conditioner |
| CN115573907A (en) * | 2022-09-22 | 2023-01-06 | 郑州凌达压缩机有限公司 | Liquid impact prevention compressor |
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