Refrigeration compressor and refrigeration equipment
Technical field
The utility model relates to technical field of refrigeration equipment, more particularly, to a kind of refrigeration compressor and refrigeration equipment.
Background technique
Refrigeration compressor is the heart of refrigeration system, it passes through electricity from the refrigerant gas of air entry sucking low-temp low-pressure
It is cooling cycle system to the refrigerant gas of gas vent discharge high temperature and pressure after machine operating band piston compresses it
Power is provided, to realize the refrigeration cycle of compression, condensation, expansion, evaporation.From air entry suck refrigerant gas it is more
It is few, it appears it is particularly important, directly affect the performance of compressor.
Existing refrigeration compressor all uses natural aspiration mode, and the refrigerant gas amount sucked in the unit time is few, from
And limit the performance of compressor.
The information disclosed in the background technology section is intended only to deepen the understanding to the utility model general background technology,
And it is not construed as recognizing or implying in any form that the information constitutes the prior art known in those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of refrigeration compressor and refrigeration equipments, are existed in the prior art with alleviating
Compressor sucking the few technical problem of refrigerant gas amount.
To solve the above problems, the utility model the following technical schemes are provided:
A kind of refrigeration compressor, is used for refrigeration equipment, and the refrigeration equipment is internally provided with evaporator, including compressor sheet
Body and supercharging device;
The air inlet pipe of the supercharging device is connected to the evaporator of the refrigeration equipment, escape pipe and the compressor body
Air inlet pipe connection, output is to the compressor body after the refrigerant compression for exporting the evaporator, to increase
The air inflow of the unit time of the compressor body.
Further,
Crankshaft is provided in the compressor body, the supercharging device is installed on the inside of the compressor body, and
It is connect with the crankshaft, the crankshaft is for driving the supercharging device.
Further,
The supercharging device includes pressurization shell and supercharging impeller;
The shell is provided with booster cavity and the air inlet runner being connected to respectively with the booster cavity and out flow channel;
The air inlet runner is connected to the air inlet pipe of the supercharging device, and the flow channel out goes out with the supercharging device
Tracheae connection;
The supercharging impeller is installed on the booster cavity and can rotate around own axes, and connect with the transmission of crankshaft.
Further,
The supercharging device further includes filter mechanism, and the filter mechanism is installed in the pressurization shell and close to described
The runner mouth of air inlet runner.
Further,
The filter mechanism includes the first strainer and the second strainer;
Runner mouth of first strainer towards flow channel, second strainer deviate from the runner mouth of the flow channel, and
First strainer and second strainer surround accommodation space, and the accommodation space is miscellaneous in refrigerant gas for collecting
Matter.
Further,
The filter mechanism is detachably connected with the pressurization shell.
Further,
The supercharging device further includes speed increasing mechanism, and the input terminal of the speed increasing mechanism is connected to the crankshaft, output end
It is connected to the supercharging impeller, and the output end of the speed increasing mechanism and the supercharging impeller are coaxial.
Further,
The speed increasing mechanism includes first gear and second gear;
The first gear is connected to the crankshaft, and the second gear is connected to the supercharging impeller;
The first gear is engaged with the second gear, and the number of teeth of the first gear is greater than the second gear
The number of teeth.
Further,
The supercharging device further includes puigging, and the puigging is set to the inner wall of the pressurization shell.
A kind of refrigeration equipment, including above-mentioned refrigeration compressor.
In conjunction with above technical scheme, the utility model bring beneficial effect is analyzed as follows:
The utility model provides a kind of refrigeration compressor, including compressor body and supercharging device;The air inlet of supercharging device
Pipe is connected to the evaporator of refrigeration equipment, and escape pipe is connected to the air inlet pipe of compressor body, the system for exporting evaporator
Output is to compressor body after cold medium compression, to increase the air inflow of the unit time of compressor body.The refrigeration compressor
The refrigerant gas for carrying out flash-pot is received, refrigerant gas initially enters supercharging device, and supercharging device will be at the beginning of refrigerant gas
Step compression, then compressor body will be sent by the refrigerant gas after primary compression;Then, compressor body is again to refrigerant gas
Body is compressed.
Supercharging device in the refrigeration compressor makes that more refrigerant gas can be sucked in the compressor body unit time
Body enhances the performance of compressor body.
A kind of refrigeration equipment provided by the utility model includes above-mentioned refrigeration compressor.Due to the performance of compressor body
Enhancing, the refrigerating efficiency of the refrigeration equipment are higher.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages are illustrating
Structure specifically noted by book, claims and attached drawing is achieved and obtained.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of embodiment of refrigeration compressor provided by the utility model;
Fig. 2 is the structural schematic diagram of the another embodiment of refrigeration compressor provided by the utility model;
Fig. 3 is the structural scheme of mechanism of supercharging device provided by the utility model;
Fig. 4 is the internal mechanism schematic diagram of supercharging device provided by the utility model;
Fig. 5 is the structural schematic diagram of the filter mechanism of supercharging device provided by the utility model.
Icon: 1- compressor body;11- crankshaft;2- supercharging device;21- shell;211- booster cavity;212- into
Flow channel;213- goes out flow channel;22- supercharging impeller;23- filter mechanism;The first strainer of 231-;The second strainer of 232-;
24- speed increasing mechanism;241- first gear;242- second gear.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment 1 and embodiment 2 are described in detail with reference to the accompanying drawing:
Embodiment 1
The present embodiment provides a kind of refrigeration compressors, please also refer to Fig. 1 to Fig. 5 in Figure of description.
As depicted in figs. 1 and 2, Fig. 1 and Fig. 2 is two kinds of embodiments of the refrigeration compressor.The refrigeration compressor, is used for
Refrigeration equipment, refrigeration equipment are internally provided with evaporator, including compressor body 1 and supercharging device 2;The air inlet of supercharging device 2
Pipe is connected to the evaporator of refrigeration equipment, and escape pipe is connected to the air inlet pipe of compressor body 1, the system for exporting evaporator
Output is to compressor body 1 after cold medium compression, to increase the air inflow of the unit time of compressor body 1.
The refrigeration compressor receives the refrigerant gas for carrying out flash-pot, and refrigerant gas initially enters supercharging device 2, increases
Pressure device 2 is by refrigerant gas primary compression, then will be sent into compressor body 1 by the refrigerant gas after primary compression;Then,
Compressor body 1 again compresses refrigerant gas.
Supercharging device 2 in the refrigeration compressor makes that more refrigerants can be sucked in 1 unit time of compressor body
Gas enhances the performance of compressor body 1.
The embodiment of refrigeration compressor in Fig. 2 described in detail below.Fig. 2 is that the refrigeration compressor takes out the knot after shell
Structure schematic diagram.
Be provided with crankshaft 11 in compressor body 1, supercharging device 2 is installed on the inside of compressor body 1, and with crankshaft 11
Connection, crankshaft 11 is for driving supercharging device 2.
As shown in Fig. 2, the longitudinal end of the crankshaft 11 of compressor body 1, i.e., the lower end of crankshaft 11 shown in Fig. 2, with increasing
Pressure device 2 connects, and the supercharging impeller 22 inside supercharging device 2 is driven to rotate.The connection type so that the refrigeration compressor
The space outside compressor body 1 is not take up in refrigeration equipment, and it is not necessary that driving mechanism, structure is separately provided for the supercharging device 2
Simply.
Supercharging device 2 described in detail below.
As shown in Figure 3 and Figure 4, Fig. 3 is the external structure schematic diagram of supercharging device 2, and Fig. 4 is the internal junction of supercharging device 2
Structure schematic diagram.Supercharging device 2 includes pressurization shell 21 and supercharging impeller 22;Shell 21 be provided with booster cavity 211 and respectively with
The air inlet runner 212 of the connection of booster cavity 211 and out flow channel 213;Air inlet runner 212 is connected to the air inlet pipe of supercharging device 2, out
Flow channel 213 is connected to the escape pipe of supercharging device 2;Supercharging impeller 22 is installed on booster cavity 211 and can rotate around own axes,
And it is sequentially connected with crankshaft 11.
In specific implementation process, booster cavity 211, booster cavity are flowed into through air inlet pipe by the refrigerant gas of evaporator output
22 continuous rotation of supercharging impeller is by refrigerant gas primary compression in 211, and the refrigerant gas after primary compression is through escape pipe stream
Enter compressor body 1.Supercharging impeller 22 accelerates the flowing of refrigerant gas, increases in 1 unit time of compressor body
Air inflow improves the performance of compressor body 1.
It should be noted that the longitudinal end of crankshaft 11 can directly be connect with supercharging impeller 22, it can also be long in crankshaft 11
Speed increasing mechanism 24 is set between axis and supercharging impeller 22.
The filter mechanism 23 of the supercharging device 2 described in detail below.
As shown in figure 4, supercharging device 2 further includes filter mechanism 23, filter mechanism 23 is installed in pressurization shell 21 and leans on
The runner mouth of nearly air inlet runner 212.
As shown in figure 5, filter mechanism 23 includes the first strainer 231 and the second strainer 232;First strainer 231 is towards air inlet
The runner mouth of runner 212, the second strainer 232 deviate from the runner mouth of air inlet runner 212, and the first strainer 231 and the second strainer 232
Accommodation space is surrounded, accommodation space is used to collect the impurity in refrigerant gas.
In specific implementation process, after refrigeration equipment long-time use, when refrigerant gas recycles in refrigeration equipment, pipeline
Inner wall has a small amount of clast and peels off, and clast can recycle in the pipeline of refrigeration equipment with refrigerant gas.If clast is attached to fortune
When the mechanical part turned, the abrasion of mechanical part necessarily will cause.Filter mechanism 23 is arranged in supercharging device 2 to be filtered out
Impurity in refrigerant gas protects the mechanical part of operating, extends the service life of refrigeration equipment.
Refrigerant gas carries impurity and enters from the mesh of the first strainer 231, and a part of impurity can be by the second strainer 232
Stop, refrigerant gas and another part impurity are flowed out from the mesh of the second strainer 232.Refrigerant gas is repeatedly by the
After one strainer 231 and the second strainer 232, the impurity in refrigerant gas can be filtered completely.
To reach better filter effect, the mesh diameter of the second strainer 232 can be made less than the mesh of the first strainer 231
Diameter.The setting makes the impurity of the mesh diameter greater than the second strainer 232 and the mesh diameter less than the first strainer 231, can
It is once filtered out, improves filter efficiency.
First strainer 231 and the second strainer 232 can be using chemical fibre materials or using metal material.
It should be noted that filter mechanism 23 is gone back in addition to using the structure of above-mentioned first strainer 231 and the second strainer 232
Other structures form can be used.For example, it is also possible to using the knot for increasing filter cotton between three layers of filter structure or two layers of strainer
Structure.
In the optinal plan of the present embodiment, more preferably,
Filter mechanism 23 is detachably connected with pressurization shell 21.
After 23 long-time use of filter mechanism, there are there is a large amount of impurity between the first strainer 231 and the second strainer 232, this
A little impurity will affect the filter effect of filter mechanism 23.The structure type side that filter mechanism 23 and pressurization shell 21 are detachably connected
Just filter mechanism 23 is periodically disassembled and is cleaned by the user of refrigeration equipment.
Certainly, filter mechanism 23 can also be fixedly connected with pressurization shell 21.When needing to clean filter mechanism 23,
Pressurization shell 21 is dismantled, directly the filter mechanism 23 being installed on inside shell 21 is cleaned.
The speed increasing mechanism 24 of the supercharging device 2 described in detail below.
As shown in figure 4, supercharging device 2 further includes speed increasing mechanism 24, the input terminal of speed increasing mechanism 24 is connected to crankshaft 11, defeated
Outlet is connected to supercharging impeller 22, and the output end of speed increasing mechanism 24 and supercharging impeller 22 are coaxial.
Speed increasing mechanism 24 increases the revolving speed of supercharging impeller 22, and then further increases 1 unit time of compressor body
Interior refrigerant gas soakage improves the performance of compressor body 1.
In the optinal plan of the present embodiment, more preferably,
As shown in figure 4, speed increasing mechanism 24 includes first gear 241 and second gear 242;First gear 241 is connected to song
Axis 11, second gear 242 are connected to supercharging impeller 22;First gear 241 is engaged with second gear 242, and first gear 241
The number of teeth is greater than the number of teeth of second gear 242.
As shown in figure 4, first gear 241 and second gear 242 are bevel gear, and the center line of first gear 241 with
The central axis of second gear 242.
It should be noted that speed increasing mechanism 24 in addition to above structure, can also use other structures form.It is exemplified below:
Speed increasing mechanism 24 includes first gear 241 and second gear 242, and first gear 241 and second gear 242 are circle
Stud wheel, first gear 241 are connected to crankshaft 11, and second gear 242 is connected to supercharging impeller 22;First gear 241 and second
Gear 242 engages, and the number of teeth of first gear 241 is greater than the number of teeth of second gear 242.
Speed increasing mechanism 24 includes first pulley and the second belt wheel, and first pulley is connected to crankshaft 11, and the second belt wheel is connected to
Supercharging impeller 22;First pulley and the second belt wheel are sequentially connected by belt, and the diameter of first pulley is greater than the second belt wheel
Diameter.
Speed increasing mechanism 24 includes the first friction pulley and the second friction pulley, and the first friction pulley is connected to crankshaft 11, the second friction
Wheel is connected to supercharging impeller 22;First friction pulley and the second friction pulley frictional drive, and the diameter of the first friction pulley is greater than second
The diameter of friction pulley.
The puigging of the supercharging device 2 described in detail below.
Supercharging device 2 further includes puigging, and puigging is set to the inner wall of pressurization shell 21.Puigging can use sound insulation
Cotton material.
Since the revolving speed of supercharging impeller 22 is higher, biggish noise will necessarily be generated, puigging can obstruct noise transmission
To outside refrigeration equipment, the influence of noise on human is reduced.
Embodiment 2
The present embodiment provides a kind of refrigeration equipments, please also refer to Fig. 1 to Fig. 5 in Figure of description.
The refrigeration equipment, the refrigeration compressor provided including embodiment 1.
The refrigeration equipment can be refrigerator, refrigerator-freezer, air-conditioning etc..The refrigeration compressor that the refrigeration equipment includes is either figure
Structure shown in 1 is also possible to structure shown in Fig. 2 to Fig. 4.
Compared to existing compressor, the refrigeration compressor enhancing that embodiment 1 provides, then the refrigerating efficiency of the refrigeration equipment is more
It is high.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced;And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.