CN208518853U - Cylinder block and compressor with it - Google Patents
Cylinder block and compressor with it Download PDFInfo
- Publication number
- CN208518853U CN208518853U CN201821106700.9U CN201821106700U CN208518853U CN 208518853 U CN208518853 U CN 208518853U CN 201821106700 U CN201821106700 U CN 201821106700U CN 208518853 U CN208518853 U CN 208518853U
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- slide valve
- cylinder
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- valve slot
- bore
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Abstract
The utility model provides a kind of cylinder block and the compressor with it, and cylinder block includes body part, and body part includes: cylinder-bore, and cylinder-bore with air-breathing cavity for being connected, so that the gas in air-breathing cavity is entered in cylinder-bore and compressed;One end of by-pass prot, by-pass prot is connected with cylinder-bore, and the other end of by-pass prot with air-breathing cavity for being connected;Wherein, by-pass prot is arranged in which can be connected to or disconnect, and when so that gas compressing in cylinder-bore, cylinder-bore has the first state being connected by by-pass prot with air-breathing cavity and the second state mutually disconnected with air-breathing cavity.It is complex that the cylinder block of the utility model solves the problems, such as that compressor transfiguration in the prior art is adjusted.
Description
Technical field
The utility model relates to compressor fields, in particular to a kind of cylinder block and with its compressor.
Background technique
In the prior art, the most common refrigeration modes are steam compression type refrigeration, the pressure in vapour compression refrigeration system
Contracting machine is the core drive component of whole system.
Refrigeration compressor is classified according to its control principle, can be divided into frequency-changeable compressor and invariable frequency compressor.Wherein, frequency conversion
For compressor because of its energy conservation characteristic, it is growing day by day that share is captured in market.But existing compressor is still with invariable frequency compressor
It is main, mainly since traditional frequency-changeable compressor still remains the limitation in terms of energy conservation.Consider for energy conservation, in recent years roller pressure
Contracting machine and screw compressor propose transfiguration regulation technology and Digital Scroll Technology in succession, for large-scale piston compressor or spiral shell
Bar compressor also has corresponding transfiguration adjusting method.But for small-sized piston compressor, due to small-sized piston compressor itself
Structure is simple, and existing small-sized piston compressor cannot be able to maintain its original on the basis of realizing the adjusting of its volume flow
Some characteristic of low cost.
It is existing to determine frequency reciprocating-piston compressor and carry out energy adjustment in a manner of startup-shutdown mostly.When system reaches specified
When operating condition, temperature controller just controls compressor shutdown, and compressor shutdown can re-establish pressure along with the refrigerant of high-low pressure
Balance can just make compressor restore the operating condition before shutting down later when being switched on again firstly the need of the pressure difference established before shutting down.It grinds
Study carefully and show: the process compresses machine average power consumption for re-establishing pressure difference is 7 times or more of compressor even running power consumption.
Utility model content
The main purpose of the utility model is to provide a kind of cylinder block and with its compressor, to solve the prior art
In compressor transfiguration adjust complex problem.
To achieve the goals above, one aspect according to the present utility model provides a kind of cylinder block, including ontology
Portion, body part include: cylinder-bore, and cylinder-bore with air-breathing cavity for being connected, so that the gas in air-breathing cavity enters gas
It is compressed in cylinder holes;One end of by-pass prot, by-pass prot is connected with cylinder-bore, and the other end of by-pass prot is used for and air-breathing cavity
It is connected;Wherein, by-pass prot is arranged in which can be connected to or disconnect, and when so that gas compressing in cylinder-bore, cylinder-bore, which has, to be passed through
The first state that by-pass prot is connected with air-breathing cavity and the second state mutually disconnected with air-breathing cavity.
Further, cylinder block further includes slide valve, body part further include: slide valve slot, slide valve are arranged in slide valve slot, slide valve
Slot is arranged in which can be connected to or disconnect with by-pass prot;Wherein, spool position is adjustably disposed in slide valve slot, so that slide valve has
The third state for being connected to slide valve slot with by-pass prot and the 4th state for disconnecting slide valve slot and by-pass prot;When slide valve is located at third
When state, cylinder-bore has first state, or when slide valve is located at four states, and cylinder-bore has the second state.
Further, by-pass prot includes: the first bypass hole section, and one end of the first bypass hole section and slide valve slot can connect on-off
It is arranged with opening, the other end of the first bypass hole section is connected with cylinder-bore;Second bypass hole section, second bypass hole section one end with
Slide valve slot is arranged in which can be connected to or disconnect, and the other end of the second bypass hole section with air-breathing cavity for being connected;Wherein, work as slide valve
When positioned at the third state, the second bypass hole section is connected with slide valve slot, and the first bypass hole section is connected with slide valve slot, so that cylinder
Hole has first state;Or when slide valve is located at four states, at least one of the second bypass hole section and the first bypass hole section
It is mutually disconnected with slide valve slot, so that cylinder-bore has the second state.
Further, body part further includes exhaust passage, and exhaust passage is connected with cylinder-bore, and exhaust passage is for being discharged
The compressed high pressure gas in cylinder-bore;Wherein, the lower end of slide valve slot is connected with exhaust passage, and the upper end of slide valve slot is used for
It is connected with air-breathing cavity, under the pressure difference effect between exhaust passage and air-breathing cavity, slide valve has from slide valve slot
The first motion state that lower end is moved to the upper end of the slide valve slot and upper end from slide valve slot is moved to the lower end of slide valve slot second
Motion state.
Further, when slide valve is located at the middle part of slide valve slot, slide valve has the third state, when slide valve is located at slide valve slot
When top or lower part, slide valve has the 4th state.
Further, the sectional area that slide valve slot is connected with exhaust passage is c, and the sectional area of slide valve slot is d, 75%≤c/
D≤95%.
Further, slide valve slot has limiting section close to one end of exhaust passage, and limiting section is used to contact with slide valve limit,
Slide valve slot is detached to limit slide valve.
Further, cylinder block further include: slide valve slot is arranged in close to one end of air-breathing cavity, limit in limit plunger, limit plunger
Position plug is detached from slide valve slot for contacting with slide valve limit, to limit slide valve;Wherein, middle through-hole, middle through-hole are provided in limit plunger
It is connected to slide valve slot and air-breathing cavity.
Further, slide valve includes: the first stopper section, and the first stopper section is movably disposed in slide valve slot, and first stops
Stopper with the high pressure gas in exhaust passage for being in contact;Wherein, when the pressure difference between exhaust passage and air-breathing cavity is big
When partical gravity of the slide valve along the extending direction of slide valve slot, the first stopper section backstop is in the second bypass hole section and the first by-pass prot
On the aperture of section, the second bypass hole section is mutually disconnected with slide valve slot, and the first bypass hole section is mutually disconnected with slide valve slot.
Further, slide valve further include: the second stopper section, the second stopper section and the first stopper section interval are arranged, and second stops
Stopper is movably disposed in slide valve slot, and the second stopper section with the gas in air-breathing cavity for being in contact;Wherein, work as exhaust
When pressure difference between channel and air-breathing cavity is less than slide valve along the partical gravity of the extending direction of slide valve slot, the second stopper section is stopped
It keeps off on aperture of the second bypass hole section with the first bypass hole section, the second bypass hole section is mutually disconnected with slide valve slot, the first by-pass prot
Section is mutually disconnected with slide valve slot.
Further, slide valve further include: interconnecting piece, interconnecting piece are arranged between the second stopper section and the first stopper section, use
In the second stopper section of connection and the first stopper section;Wherein, when slide valve is located at the middle part of slide valve slot, connecting portion is in the second bypass
Between hole section and the first bypass hole section, the second bypass hole section is connected with slide valve slot, and the first bypass hole section is connected with slide valve slot.
Further, the second bypass hole section and the first bypass hole section are circular hole, the second bypass hole section and the first by-pass prot
Section diameter value be respectively less than or equal to interconnecting piece length value.
Further, there is default angle t between the extending direction of slide valve slot and the gravity direction of slide valve, wherein 10 °≤
t≤80°。
Further, slide valve slot is circular hole, and by-pass prot is circular hole, and the diameter of slide valve slot is greater than the diameter of by-pass prot.
Further, minimum range of the slide valve slot away from cylinder-bore is e, wherein 3mm≤e.
Further, the length of cylinder-bore is a, and the center line of by-pass prot is b away from the minimum range of the end face of cylinder-bore,
In, 10%≤b/a≤50%.
Another aspect according to the present utility model provides a kind of compressor, including cylinder block and air-breathing cavity, cylinder block
For above-mentioned cylinder block.
Gas may be implemented by being provided with the by-pass prot that can be connected to or disconnect on body part in the cylinder block of the utility model
When body compresses in cylinder-bore, cylinder-bore is connected to or is disconnected with air-breathing cavity by by-pass prot.Wherein, cylinder-bore is used for and air-breathing
Cavity is connected, so that the gas in air-breathing cavity is entered in cylinder-bore and is compressed, one end and the cylinder-bore phase of by-pass prot
Connection, the other end of by-pass prot with air-breathing cavity for being connected.Gas during compressor carrying out practically, in air-breathing cavity
Body, which enters in cylinder-bore, to be compressed, according to compressor volume requirements, when needing the operation of high volume, and by-pass prot closure, gas
Gas in cylinder holes is completely in compressive state, and when needing the operation of low volume, by-pass prot is connected to, the portion gas in cylinder-bore
Air-breathing cavity is flow back to by by-pass prot.The cylinder block of the utility model on body part by being provided with the side that can be connected to or disconnect
Through-hole, when gas may be implemented compressing in cylinder-bore, cylinder-bore is connected to or is disconnected with air-breathing cavity by by-pass prot, with adjusting
It is complex to solve the problems, such as that compressor transfiguration in the prior art is adjusted for gas volume in cylinder-bore.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the decomposition texture schematic diagram of the part-structure of compressor according to the present utility model;
Fig. 2 shows the partial structure diagrams of cylinder block according to the present utility model;
The slide valve that Fig. 3 shows cylinder block according to the present utility model is located at the structural schematic diagram of first position;
The slide valve that Fig. 4 shows cylinder block according to the present utility model is located at the structural schematic diagram of the second position;
The slide valve that Fig. 5 shows cylinder block according to the present utility model is located at the structural schematic diagram of the third place;
Fig. 6 shows the structural schematic diagram at first visual angle of the slide valve of cylinder block according to the present utility model;
Fig. 7 shows the structural schematic diagram at second visual angle of the slide valve of cylinder block according to the present utility model;
Fig. 8 shows the structural schematic diagram at first visual angle of the limit plunger of cylinder block according to the present utility model;
Fig. 9 shows the structural schematic diagram at second visual angle of the limit plunger of cylinder block according to the present utility model;
Figure 10 shows the suction draught head schematic diagram of compressor according to the present utility model.
Wherein, the above drawings include the following reference numerals:
10, body part;20, cylinder-bore;30, exhaust passage;40, by-pass prot;41, the first bypass hole section;42, the second bypass
Hole section;50, slide valve slot;60, slide valve;61, the first stopper section;62, the second stopper section;63, interconnecting piece;70, limit plunger;71, in
Through-hole;80, exhaust noise silencing chamber;90, valve plate;100, cylinder head;110, piston;120, crankshaft;130, connecting rod;140, screw hole.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
The utility model provides a kind of cylinder block, please refers to Fig. 1 to Fig. 5, and cylinder block includes body part 10, body part 10
It include: cylinder-bore 20, cylinder-bore 20 with air-breathing cavity for being connected, so that the gas in air-breathing cavity enters cylinder-bore 20
Inside compressed;One end of by-pass prot 40, by-pass prot 40 is connected with cylinder-bore 20, and the other end of by-pass prot 40 is used for and air-breathing
Cavity is connected;Wherein, by-pass prot 40 is arranged in which can be connected to or disconnect, when so that gas compressing in cylinder-bore 20, cylinder-bore
20 have the first state being connected by by-pass prot 40 with air-breathing cavity and the second state mutually disconnected with air-breathing cavity.
The cylinder block of the utility model on body part 10 by being provided with the by-pass prot that can be connected to or disconnect 40, Ke Yishi
When existing gas compresses in cylinder-bore 20, cylinder-bore 20 is connected to or is disconnected with air-breathing cavity by by-pass prot 40.Wherein, cylinder-bore
20, for being connected with air-breathing cavity, are compressed, by-pass prot 40 so that the gas in air-breathing cavity enters in cylinder-bore 20
One end be connected with cylinder-bore 20, the other end of by-pass prot 40 with air-breathing cavity for being connected.In compressor carrying out practically
In the process, the gas in air-breathing cavity, which enters in cylinder-bore 20, is compressed, according to compressor volume requirements, when needing Gao Rong
When plot operation, by-pass prot 40 is closed, and the gas in cylinder-bore 20 is completely in compressive state, other when needing the operation of low volume
Through-hole 40 is connected to, and the portion gas in cylinder-bore 20 flows back to air-breathing cavity by by-pass prot 40.The cylinder block of the utility model is logical
The by-pass prot 40 for being provided on body part 10 and being connected to or disconnecting is crossed, when gas may be implemented being compressed in cylinder-bore 20, gas
Cylinder holes 20 is connected to or is disconnected with air-breathing cavity by by-pass prot 40, to adjust the gas volume in cylinder-bore 20, is solved existing
Compressor transfiguration in technology adjusts complex problem.
In the present embodiment, cylinder-bore 20 is the gas compression chamber of cylinder block, and air-breathing cavity is cylinder block with outer housing
Within cavity, for providing low-pressure gas to be compressed.
In the present embodiment, when by-pass prot 40 is connected to, i.e., cylinder-bore 20 is connected to by by-pass prot 40 with air-breathing cavity, gas
Gas in cylinder holes 20 can be expelled back into air-breathing cavity by by-pass prot 40, and gas to be compressed is reduced in cylinder-bore 20, phase
When in a stress-relief process, the pressure relative reduction of the gas compressed in cylinder-bore 20.On the contrary, when by-pass prot 40 disconnects
When, cylinder-bore 20 is mutually disconnected with air-breathing cavity, and gas to be compressed is in normal condition in cylinder-bore 20, in 20 internal pressure of cylinder-bore
It is high pressure gas after contracting.
The first state that is connected with air-breathing cavity in order to have cylinder-bore 20 by by-pass prot 40 and with suction
The second state that gas cavity mutually disconnects, cylinder block further include slide valve 60, body part 10 further include: slide valve slot 50, slide valve 60 are arranged
In slide valve slot 50, slide valve slot 50 is arranged in which can be connected to or disconnect with by-pass prot 40;Wherein, 60 position-adjustable of slide valve it is arranged
In slide valve slot 50, so that slide valve 60 has the third state for being connected to slide valve slot 50 with by-pass prot 40 and makes slide valve slot 50 and side
The 4th state that through-hole 40 disconnects;When slide valve 60 is located at the third state, cylinder-bore 20 has first state, or works as 60, slide valve
When four states, cylinder-bore 20 has the second state.
In the present embodiment, it is provided with slide valve slot 50 on body part 10, it is moveable by being provided in slide valve slot 50
Slide valve 60, so as to realize the connection or disconnection of slide valve slot 50 Yu by-pass prot 40.Make slide valve slot 50 and side when slide valve 60 has
When the third state that through-hole 40 is connected to, cylinder-bore 20 has first state, i.e. by-pass prot 40 is in connected state by slide valve slot 50
State, the gas in cylinder-bore 20 can be expelled back into air-breathing cavity by by-pass prot 40.Correspondingly, make slide valve when slide valve 60 has
When four state that slot 50 and by-pass prot 40 disconnect, cylinder-bore 20 has the second state, i.e. by-pass prot 40 is in an off state, gas
Cylinder holes 20 is mutually disconnected with air-breathing cavity.
For the specific structure of by-pass prot 40, as shown in figure 3, by-pass prot 40 includes: the first bypass hole section 41, the first bypass
One end of hole section 41 is arranged in which can be connected to or disconnect with slide valve slot 50, and the other end of the first bypass hole section 41 is connected with cylinder-bore 20
It is logical;One end of second bypass hole section 42, the second bypass hole section 42 is arranged in which can be connected to or disconnect with slide valve slot 50, the second by-pass prot
The other end of section 42 with air-breathing cavity for being connected;Wherein, when slide valve 60 is located at the third state, second bypass hole section 42 with
Slide valve slot 50 is connected, and the first bypass hole section 41 is connected with slide valve slot 50, so that cylinder-bore 20 has first state;Or when cunning
When valve 60 is located at four states, at least one of the second bypass hole section 42 and the first bypass hole section 41 and 50 phase of slide valve slot are disconnected
It opens, so that cylinder-bore 20 has the second state.
In the present embodiment, by-pass prot 40 includes the first bypass hole section 41 and the second bypass hole section 42, wherein the first bypass
One end of hole section 41 is arranged in which can be connected to or disconnect with slide valve slot 50, and the other end of the first bypass hole section 41 is connected with cylinder-bore 20
Logical, one end of the second bypass hole section 42 is arranged in which can be connected to or disconnect with slide valve slot 50, and the other end of the second bypass hole section 42 is used
It is connected in air-breathing cavity.When slide valve 60 is located at the third state, the second bypass hole section 42 is connected with slide valve slot 50, and the
Bypass hole section 41 is connected with slide valve slot 50, so that cylinder-bore 20 has first state, i.e. by-pass prot 40 passes through slide valve slot 50
In connected state, the gas in cylinder-bore 20 can be expelled back into air-breathing cavity by by-pass prot 40.When slide valve 60 is located at the
When four states, at least one of the second bypass hole section 42 and the first bypass hole section 41 and 50 phase of slide valve slot are disconnected, so that cylinder
Hole 20 has the second state, i.e. by-pass prot 40 is in an off state, and cylinder-bore 20 is mutually disconnected with air-breathing cavity.
Preferably, when slide valve 60 is located at four states, the second bypass hole section 42 is disconnected with 50 phase of slide valve slot, correspondingly,
First bypass hole section 41 is disconnected with 50 phase of slide valve slot.
In order to be arranged in slide valve slot 50 with making 60 position-adjustable of slide valve, body part 10 further includes exhaust passage
30, exhaust passage 30 is connected with cylinder-bore 20, and exhaust passage 30 is for being discharged the compressed high pressure gas in cylinder-bore 20;
Wherein, the lower end of slide valve slot 50 is connected with exhaust passage 30, the upper end of slide valve slot 50 for being connected with air-breathing cavity, with
Under pressure difference effect between exhaust passage 30 and air-breathing cavity, slide valve 60 has from the lower end of slide valve slot 50 to slide valve slot 50
The first mobile motion state of upper end and second motion state mobile to the lower end of slide valve slot 50 from the upper end of slide valve slot 50.?
In the present embodiment, by the way that the lower end of slide valve slot 50 is connected with exhaust passage 30, the upper end of slide valve slot 50 is used for and air-breathing sky
Chamber is connected, so that the pressure difference between exhaust passage 30 and air-breathing cavity is that slide valve 60 provides driving force.Exist
Under pressure difference effect between exhaust passage 30 and air-breathing cavity, slide valve 60 has from the lower end of slide valve slot 50 to slide valve slot 50
The first mobile motion state of upper end and second motion state mobile to the lower end of slide valve slot 50 from the upper end of slide valve slot 50.
In the present embodiment, when the pressure difference between exhaust passage 30 and air-breathing cavity is greater than slide valve 60 along slide valve slot 50
When the partical gravity of extending direction, slide valve 60 is mobile from the lower end of slide valve slot 50 to the upper end of slide valve slot 50, slide valve 60 have from
The lower end of slide valve slot 50 first motion state mobile to the upper end of slide valve slot 50.When between exhaust passage 30 and air-breathing cavity
When pressure difference is less than slide valve 60 along the partical gravity of the extending direction of slide valve slot 50, slide valve 60 is from the upper end of slide valve slot 50 to slide valve
The lower end of slot 50 is mobile, and slide valve 60 has second motion state mobile to the lower end of slide valve slot 50 from the upper end of slide valve slot 50.
Preferably, when slide valve 60 is located at the middle part of slide valve slot 50, slide valve 60 has the third state, slides when slide valve 60 is located at
When the top or lower part of valve pool 50, slide valve 60 has the 4th state.
In the present embodiment, the middle part of slide valve slot 50, i.e. slot section between two end faces of expression slide valve slot 50, are opposite
In the upper and lower part of slide valve slot 50 and a position range of determination.
In the present embodiment, slide valve 60 in moving process, can at least be located in slide valve slot 50 there are three home position
The top of slide valve slot 50, middle part or lower part.When slide valve 60 is located at 50 middle part of slide valve slot, slide valve 60 have the third state, second
Bypass hole section 42 is connected with slide valve slot 50, and the first bypass hole section 41 is connected with slide valve slot 50, so that cylinder-bore 20 is with the
One state, i.e. by-pass prot 40 are in connected state by slide valve slot 50, and the gas in cylinder-bore 20 can pass through 40 row of by-pass prot
It returns in air-breathing cavity.When slide valve 60 is located at the top or lower part of slide valve slot 50, slide valve 60 has the 4th state, the second bypass
At least one of hole section 42 and the first bypass hole section 41 and 50 phase of slide valve slot disconnect, so that cylinder-bore 20 has the second state,
I.e. by-pass prot 40 is in an off state, and cylinder-bore 20 is mutually disconnected with air-breathing cavity.
Slide valve 60 is skidded off from one end that slide valve slot 50 is connected with exhaust passage 30 in order to prevent, and slide valve slot 50 and exhaust are logical
The sectional area that road 30 is connected is c, and the sectional area of slide valve slot 50 is d, 75%≤c/d≤95%.
Preferably, 80%≤c/d≤90%.
Slide valve 60 is skidded off from one end that slide valve slot 50 is connected with exhaust passage 30 in order to prevent, and slide valve slot 50 is close to exhaust
The one end in channel 30 has limiting section, and limiting section is used to contact with the limit of slide valve 60, is detached from slide valve slot 50 to limit slide valve 60.
In the present embodiment, limiting section can be simple chamfering structure.
Preferably, slide valve 60 is provided with the first limiting section close to one end of exhaust passage 30, and the first limiting section is used for and row
The end face in gas channel 30 limits contact.
Slide valve 60 is skidded off from one end that slide valve slot 50 is connected with air-breathing cavity in order to prevent, as shown in Figure 8 and Figure 9, gas
Cylinder seat further include: slide valve slot 50 is arranged in close to one end of air-breathing cavity in limit plunger 70, limit plunger 70, and limit plunger 70 is used for and cunning
The limit contact of valve 60 is detached from slide valve slot 50 to limit slide valve 60;Wherein, middle through-hole 71, middle through-hole 71 are provided in limit plunger 70
It is connected to slide valve slot 50 and air-breathing cavity.
In the present embodiment, limit plunger 70 is provided on cylinder block, it is close in slide valve slot 50 by being arranged limit plunger 70
One end of air-breathing cavity, limit plunger 70 are used to contact with the limit of slide valve 60, are detached from slide valve slot 50 so as to limit slide valve 60.
In the present embodiment, middle through-hole 71 is provided in limit plunger 70, middle through-hole 71 and slide valve slot 50 and air-breathing cavity are equal
Connection, i.e., slide valve slot 50 can be connected with air-breathing cavity by middle through-hole 71, and slide valve 60 will not be from slide valve slot 50 and air-breathing
One end that cavity is connected skids off.
For the specific structure of slide valve 60, as shown in Figure 6 and Figure 7, slide valve 60 includes: the first stopper section 61, the first backstop
Portion 61 is movably disposed in slide valve slot 50, and the first stopper section 61 with the high pressure gas in exhaust passage 30 for being in contact;
Wherein, when the pressure difference between exhaust passage 30 and air-breathing cavity is greater than gravity point of the slide valve 60 along the extending direction of slide valve slot 50
When power, 61 backstop of the first stopper section is on the aperture of the second bypass hole section 42 and the first bypass hole section 41, the second bypass hole section 42
It is disconnected with 50 phase of slide valve slot, the first bypass hole section 41 is disconnected with 50 phase of slide valve slot.
In the present embodiment, slide valve 60 includes the first stopper section 61, wherein the first stopper section 61 is movably disposed at cunning
In valve pool 50, the first stopper section 61 with the high pressure gas in exhaust passage 30 for being in contact, when exhaust passage 30 and air-breathing are empty
When pressure difference between chamber is greater than slide valve 60 along the partical gravity of the extending direction of slide valve slot 50, i.e. the first stopper section 61 can press
It is moved to top from the lower part of slide valve slot 50 under the action of power difference, at this point, 61 backstop of the first stopper section bypasses hole section 42 second
On the aperture of the first bypass hole section 41, the second bypass hole section 42 is disconnected with 50 phase of slide valve slot, and first bypasses hole section 41 and slide
50 phase of valve pool disconnects.
Correspondingly, slide valve 60 further include: the second stopper section 62, the second stopper section 62 and the first stopper section 61 interval are arranged,
Second stopper section 62 is movably disposed in slide valve slot 50, and the second stopper section 62 with the gas in air-breathing cavity for connecting
Touching;Wherein, when the pressure difference between exhaust passage 30 and air-breathing cavity is less than slide valve 60 along the weight of the extending direction of slide valve slot 50
When power component, 62 backstop of the second stopper section is on the aperture of the second bypass hole section 42 and the first bypass hole section 41, the second by-pass prot
Section 42 is disconnected with 50 phase of slide valve slot, and the first bypass hole section 41 is disconnected with 50 phase of slide valve slot.
In the present embodiment, slide valve 60 further includes the second stopper section 62, wherein the second stopper section 62 and the first stopper section 61
Interval setting, the second stopper section 62 is movably disposed in slide valve slot 50, the second stopper section 62 be used for in air-breathing cavity
Gas is in contact, when the pressure difference between exhaust passage 30 and air-breathing cavity is less than slide valve 60 along the extending direction of slide valve slot 50
When partical gravity, i.e. the first stopper section 61 can be moved to lower part from the top of slide valve slot 50, second stops under the action of pressure difference
62 backstop of stopper is on the aperture of the second bypass hole section 42 and the first bypass hole section 41, the second bypass hole section 42 and 50 phase of slide valve slot
It disconnects, the first bypass hole section 41 is disconnected with 50 phase of slide valve slot.
Preferably, slide valve 60 further include: interconnecting piece 63, interconnecting piece 63 are arranged in the second stopper section 62 and the first stopper section 61
Between, for connecting the second stopper section 62 and the first stopper section 61;Wherein, when slide valve 60 is located at the middle part of slide valve slot 50, even
Socket part 63 is located between the second bypass hole section 42 and the first bypass hole section 41, and the second bypass hole section 42 is connected with slide valve slot 50,
First bypass hole section 41 is connected with slide valve slot 50.
In the present embodiment, slide valve 60 further includes interconnecting piece 63, wherein the setting of interconnecting piece 63 is in the second stopper section 62 and the
Between one stopper section 61, for connecting the second stopper section 62 and the first stopper section 61.When slide valve 60 is located at the middle part of slide valve slot 50
When, i.e. during the top of slide valve slot 50 is moved to lower part or is moved to top from lower part, interconnecting piece 63 is located at the second bypass
Hole section 42 and first bypass hole section 41 between, second bypass hole section 42 is connected with slide valve slot 50, and first bypass hole section 41 and
Slide valve slot 50 is connected.
Preferably, the length of the second stopper section 62 and the first stopper section 61 is all larger than the length of interconnecting piece 63.
First stopper section 61 has chamfering close to one end of exhaust passage 30, for connecing with the limit of the end face of exhaust passage 30
Touching.
In order to guarantee that the second bypass hole section 42 is sufficiently connected to the first bypass hole section 41 and slide valve slot 50, the second bypass
Hole section 42 and the first bypass hole section 41 are circular hole, the diameter value of the second bypass hole section 42 and the first bypass hole section 41 respectively less than or
Equal to the length value of interconnecting piece 63.
In the present embodiment, slide valve slot 50 is circular hole.
In order to the partical gravity of regulating slide valve 60, between the extending direction of slide valve slot 50 and the gravity direction of slide valve 60
With default angle t, wherein 10 °≤t≤80 °.
Preferably, 20 °≤t≤70 °.
Preferably, slide valve slot 50 is circular hole, and by-pass prot 40 is circular hole, and the diameter of slide valve slot 50 is greater than the straight of by-pass prot 40
Diameter.
In order to guarantee that the rigidity of body part 10, minimum range of the slide valve slot 50 away from cylinder-bore 20 are e, wherein 3mm≤e.
As shown in Figure 1, the length of cylinder-bore 20 is a, the center line of by-pass prot 40 is away from the most narrow spacing of the end face of cylinder-bore 20
From for b, wherein 10%≤b/a≤50%.
In the present embodiment, the time that air-breathing cavity is flow back in order to adjust compressed gas by by-pass prot 40, in gas
In body compression process, cylinder-bore 20 can be divided into pressure hole section and high pressure hole section, by the company for adjusting high pressure hole section and by-pass prot 40
The logical time flows back to the time of air-breathing cavity so as to adjust contracting gas by by-pass prot 40.As shown in Figure 1, it is to be understood that
Gas is compressed from left to right, at this point, right side hole section is high pressure hole section, by adjusting right end of the by-pass prot 40 apart from cylinder-bore 20
The distance in face, it can adjust the time that contracting gas flows back to air-breathing cavity by by-pass prot 40.
Preferably, 20%≤b/a≤40%.
The cylinder block design of the utility model has slide valve slot 50 (slide valve slot 50 its in have slide valve 60), by-pass prot 40.This
Structure can make slot internal spool valve under suction draught head (pressure difference between exhaust passage 30 and air-breathing cavity) effect, with operating condition
Change and move, to realize the transfiguration of no driving assembly.
Sliding valve structure (slide valve 60) is dumbbell shaped sliding valve structure, and spool head (the first stopper section 61) and tail portion (the
Two stopper sections 62) there is certain dislocation seal length, make slide valve can be by itself dislocation relational implementation between by-pass prot 40
Sub-load and at full capacity between transition effect.Dislocation sealing: sliding valve movement makes three sections of slide valve (head, tail portion, connecting rod) position
Set with bypass hole site interval it is corresponding, to cause the sealing of interval to by-pass prot.
It under suction and discharge differential pressure action, is connected to by slide valve with by-pass prot, realizes that the transfiguration under low operating condition is adjusted.It solves
The uneconomical problem that traditional startup-shutdown is adjusted, also solves the problems, such as traditional frequency conversion compressor load limited adjustment range.
The cylinder block of the utility model is using the dislocation relationship between slide valve 60 and by-pass prot 40, in system underrun
It under operating condition, realizes that varying capacity is adjusted, and then reach and improve compressor Homes Using TV, promotes the beneficial effect of whole efficiency.Design is slided
Valve head and tail portion have certain dislocation seal length, when system needs large load operation, due to the variation of system condition,
Increase suction draught head, and then realize the by-pass prot of slide valve self-closed, reaches the beneficial effect for restoring fullcharging operation again.By
It is simple in transfiguration principle used, transfiguration slide valve, the structure of transfiguration by-pass prot 40, it is low in cost, and then reach low-cost high-efficiency reality
The beneficial effect of existing transfiguration scheme.
The utility model additionally provides a kind of compressor, including cylinder block and air-breathing cavity, and cylinder block is above-mentioned cylinder
Seat.
In the present embodiment, compressor further includes shell, and air-breathing cavity is cylinder block with the cavity within outer housing.
The compressor of the utility model is a kind of positive displacement compressor, and is proposed a kind of with slide valve slot, by-pass prot 40
Cylinder holder structure, and using suction draught head and slide valve self gravity uneven relationship, realize slide valve with operating condition variation and
The reciprocating motion of progress, to generate the transfiguration regulating effect without driving part.
The purpose of this utility model is the transfiguration regulation technology in order to realize reciprocating-piston compressor.
The compressor of the utility model further include: piston 110, the crankshaft 120 for driving piston 110 and for connecting
The connecting rod 130 of the crankshaft 120 of piston 110.
In the present embodiment, screw hole 140 is provided on cylinder block, fastener passes through cylinder head 100 and screw hole 140,
So that cylinder head 100 is connected with cylinder block.
Slide valve slot structure on cylinder block makes slide valve be able to change and move with operating condition under suction and discharge differential pressure action, into
And realize that in due course bypass is adjusted, and then reduce compressor on-off frequency, achieve the effect that lifting system efficiency.
Compressor air-discharging channel 30 is located on the side wall of cylinder-bore 20, and one end access is compressor high pressure gas, separately
One end is communicated with exhaust noise silencing chamber 80.In addition, slide valve slot structure (for cylindrical hole) is also provided on cylinder block, it is certain obliquely
Angle is communicated with exhaust passage 30, has certain chamfering with 30 place of communicating of exhaust passage, effect is played to slide valve 60
(sectional area that wherein slide valve slot is connected with exhaust passage 30 accounts for slide valve slot cylindrical section sectional area to the position-limiting action of lower support
80%~90%).Wherein, the driving force of slide valve 60 is the axial thrust load of slide valve gravity and the resultant force of Suck and exhaust pressure, slide valve slot
Angle obliquely is different, then the axial thrust load of gravity is different.Therefore different oblique lower angles can correspond to different transfiguration works
Condition and transfiguration regulating power.Further, since the movement of slide valve needs film lubrication and sealing, compressor oil-throwing performance cannot be thrown to
The surface of slide valve slot, it is therefore desirable to which oblique certain angle can be got rid of with adapting to a small part oil into slide valve slot.
Preferably, it is also provided with by-pass prot 40 on cylinder block, one end is connected to cylinder block with the cavity within outer housing,
The other end passes through slide valve slot and communicates that (it is whole that the length of its positional distance top dead centre being connected to cylinder-bore accounts for cylinder-bore with cylinder-bore 20
The 20%~40% of segment length, and the diameter of by-pass prot is less than the diameter of slide valve slot).In addition, slide valve slot 50 is apart from cylinder-bore
Nearest wall surface distance need to be greater than 3mm, to guarantee the rigidity of cylinder-bore 20.
In addition, being placed with moveable slide valve in the slide valve slot of cylinder block (its slide valve is in dumbbell shaped).Its spool head with
Slide valve tail length quite (is greater than sleeve actuator length), and sleeve actuator length is slightly larger than bypass bore dia.Further,
Spool head has certain chamfering, can constitute spacing relation with slide valve slot bottom dead center position.
Correspondingly, the slide valve slot top of cylinder block have limit plunger 70, be in lead to rubber plug (by interference fit be packed into slide
Valve pool) or to lead to bolt plug (being threaded into certain distance in slide valve slot) in other materials.
Wherein, when compressor is in operation at part load.Cylinder-bore 20 and by-pass prot 40 are by sleeve actuator (interconnecting piece
63) cavity at place is connected.The refrigerant to be compressed in partial cylinders will be by the first bypass hole section 41 through sleeve actuator sky at this time
Chamber is again by (within compressor housing), realizing the transfiguration operation under underload except the second bypass bypass to cylinder block of hole section 42.
For a specific embodiment of the compressor of the utility model:
Existing reciprocating-piston compressor mainly realizes energy adjustment by startup-shutdown mode, but due to being switched on every time
Journey requires to re-establish pressure difference, and the process for re-establishing pressure difference more consumes energy.Therefore the utility model devises one kind
Compressor with capacity-variable structure adjusts its transfiguration in underload, to reduce on-off frequency, reaches more energy-efficient effect
Fruit.
The compressor of the utility model is a kind of positive displacement compressor, has the function that capacity regulating is carried out with load variations
Energy.Its specific implementation is the uneven relationship formed with slide valve self gravity, with this spool control valve using suction draught head
Move back and forth when underload (close by-pass prot in high load capacity, open by-pass prot) in slide valve slot, and then realizes different
Varying capacity under load is adjusted.
As shown in compressor operation pressure schematic diagram 10, wherein C indicates the runing time of compressor, and B indicates suction air pressure
Difference.The suction draught head very little (close to zero) before compressor is switched on, slide valve 60 are in the bottommost of slide valve slot 50 by gravity
(as shown in Figure 3), and acted on by slide valve trench bottom position limiting structure, so as not to hinder the circulation area of exhaust passage 30.
After compressor start, suction draught head establishes the (motive force that linear position generates in Figure 10 for suction draught head
The pressure difference line to balance each other with slide valve self gravity).Wherein compresser cylinder exhaust along Fig. 1 be vented trajectory line A, through valve plate 90,
Cylinder head 100, and swung in cylinder head 100.It subsequent discharges into the exhaust passage 30 of 20 side of cylinder-bore.At this point, when inhaling
When being vented pressure difference greater than balance pressure difference, the bottom of slide valve 60 is pushed by pressure at expulsion, the speed that generation is moved upwards, and then is pushed away
Movable pulley 60 is moved upwards along slide valve slot 50.Slide valve 60 can be opened by one section with by-pass prot 40 during moving upwards
Distance, but since in start-up phase, pressure of inspiration(Pi) is not yet down to the pressure of steady working condition, and capacity is still larger at this time, therefore
Suction draught head will continue to stablize more than balance pressure, and furthermore the start-up phase pressure difference establishment process time is shorter, and slide valve 60 will
The effect of pressure difference motive force moves to the top dead centre (as shown in Figure 4) of slide valve slot 50 quickly, at this time spool head (the first backstop
Portion 61) by-pass prot 40 will be made to close, compressor is still in oepration at full load.Generally speaking, start process slide valve opens by-pass prot
Slide valve upward stroke will not only be had an impact, in addition, compressor displacement reduces when bypass transfiguration, required power consumption reduces, together
Shi Suoxu starting load also reduces, and Rated motor starting ability be it is matched at full capacity, therefore when sub-load, start energy
Power can enhance, therefore since bypass action can also be such that the starting ability of compressor is improved.
Further, after compressor oepration at full load process operating condition is gradually built up, suction draught head can be with the stabilization of operating condition
And it reduces.When pressure difference is down to balance pressure or less, slide valve lower end stress is not enough to balancing gravity effect, therefore can move downward
And then generate bypass action (as shown in Figure 5).At this point, system can stop continuing to cool down, suction draught head keeps stablizing.Work as system
When evaporating temperature and pressure are influenced by the external world and increased, suction draught head will increase, and slide valve 60, which moves up, closes by-pass prot 40, system
Restore oepration at full load.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
The cylinder block of the utility model on body part 10 by being provided with the by-pass prot that can be connected to or disconnect 40, Ke Yishi
When existing gas compresses in cylinder-bore 20, cylinder-bore 20 is connected to or is disconnected with air-breathing cavity by by-pass prot 40.Wherein, cylinder-bore
20, for being connected with air-breathing cavity, are compressed, by-pass prot 40 so that the gas in air-breathing cavity enters in cylinder-bore 20
One end be connected with cylinder-bore 20, the other end of by-pass prot 40 with air-breathing cavity for being connected.In compressor carrying out practically
In the process, the gas in air-breathing cavity, which enters in cylinder-bore 20, is compressed, according to compressor volume requirements, when needing Gao Rong
When plot operation, by-pass prot 40 is closed, and the gas in cylinder-bore 20 is completely in compressive state, other when needing the operation of low volume
Through-hole 40 is connected to, and the portion gas in cylinder-bore 20 flows back to air-breathing cavity by by-pass prot 40.The cylinder block of the utility model is logical
The by-pass prot 40 for being provided on body part 10 and being connected to or disconnecting is crossed, when gas may be implemented being compressed in cylinder-bore 20, gas
Cylinder holes 20 is connected to or is disconnected with air-breathing cavity by by-pass prot 40, to adjust the gas volume in cylinder-bore 20, is solved existing
Compressor transfiguration in technology adjusts complex problem.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units not
Those of be necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes, side
The intrinsic other step or units of method, product or equipment.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (17)
1. a kind of cylinder block, including body part (10), which is characterized in that the body part (10) includes:
Cylinder-bore (20), the cylinder-bore (20) for being connected with air-breathing cavity so that the gas in the air-breathing cavity into
Enter into the cylinder-bore (20) and is compressed;
One end of by-pass prot (40), the by-pass prot (40) is connected with the cylinder-bore (20), the by-pass prot (40) it is another
One end with the air-breathing cavity for being connected;
Wherein, the by-pass prot (40) is arranged in which can be connected to or disconnect, so that gas compression in the cylinder-bore (20)
When, the cylinder-bore (20) have the first state being connected with the air-breathing cavity by the by-pass prot (40) and with it is described
The second state that air-breathing cavity mutually disconnects.
2. cylinder block according to claim 1, which is characterized in that the cylinder block further includes slide valve (60), the ontology
Portion (10) further include:
Slide valve slot (50), slide valve (60) setting is in the slide valve slot (50), the slide valve slot (50) and the by-pass prot
(40) it is arranged with being connected to or disconnect;
Wherein, slide valve (60) position-adjustable it is arranged in the slide valve slot (50), so that the slide valve (60) has
The third state that is connected to the slide valve slot (50) with the by-pass prot (40) and make the slide valve slot (50) and the by-pass prot
(40) the 4th state disconnected;When the slide valve (60) is located at the third state, the cylinder-bore (20) has described the
One state, or when the slide valve (60) is located at four state, the cylinder-bore (20) has second state.
3. cylinder block according to claim 2, which is characterized in that the by-pass prot (40) includes:
One end of first bypass hole section (41), first bypass hole section (41) can be connected to the slide valve slot (50) or disconnect ground
The other end of setting, first bypass hole section (41) is connected with the cylinder-bore (20);
One end of second bypass hole section (42), second bypass hole section (42) can be connected to the slide valve slot (50) or disconnect ground
Setting, the other end of second bypass hole section (42) with the air-breathing cavity for being connected;
Wherein, when the slide valve (60) is located at the third state, second bypass hole section (42) and the slide valve slot
(50) it is connected, first bypass hole section (41) is connected with the slide valve slot (50), so that the cylinder-bore (20) has
The first state;Or when the slide valve (60) is located at four state, second bypass hole section (42) and described the
At least one of bypass hole section (41) is mutually disconnected with the slide valve slot (50), so that the cylinder-bore (20) has described the
Two-state.
4. cylinder block according to claim 3, which is characterized in that the body part (10) further includes exhaust passage (30),
The exhaust passage (30) is connected with the cylinder-bore (20), and the exhaust passage (30) is for being discharged in the cylinder-bore
(20) compressed high pressure gas in;Wherein, the lower end of the slide valve slot (50) is connected with the exhaust passage (30), described
The upper end of slide valve slot (50) for being connected with the air-breathing cavity, with the exhaust passage (30) and the air-breathing cavity it
Between pressure difference effect under, the slide valve (60) has upper end from from the lower end of the slide valve slot (50) to the slide valve slot (50)
The first mobile motion state and second fortune mobile to the lower end of the slide valve slot (50) from the upper end of the slide valve slot (50)
Dynamic state.
5. cylinder block according to claim 4, which is characterized in that when the slide valve (60) are located at the slide valve slot (50)
When middle part, the slide valve (60) have the third state, when the slide valve (60) be located at the slide valve slot (50) top or
When lower part, the slide valve (60) has the 4th state.
6. cylinder block according to claim 4, which is characterized in that the slide valve slot (50) and the exhaust passage (30) phase
The sectional area of connection is c, and the sectional area of the slide valve slot (50) is d, 75%≤c/d≤95%.
7. cylinder block according to claim 4, which is characterized in that the slide valve slot (50) is close to the exhaust passage (30)
One end have limiting section, the limiting section be used for the slide valve (60) limit contact, with limit the slide valve (60) be detached from
The slide valve slot (50).
8. cylinder block according to claim 4, which is characterized in that the cylinder block further include:
Limit plunger (70), one end in the slide valve slot (50) close to the air-breathing cavity is arranged in the limit plunger (70), described
Limit plunger (70) is used to contact with the slide valve (60) limit, is detached from the slide valve slot (50) to limit the slide valve (60);
Wherein, it is provided with middle through-hole (71) on the limit plunger (70), the middle through-hole (71) and the slide valve slot (50) and institute
Air-breathing cavity is stated to be connected to.
9. cylinder block according to claim 4, which is characterized in that the slide valve (60) includes:
First stopper section (61), first stopper section (61) are movably disposed in the slide valve slot (50), and described first
Stopper section (61) with the high pressure gas in the exhaust passage (30) for being in contact;
Wherein, when the pressure difference between the exhaust passage (30) and the air-breathing cavity is greater than the slide valve (60) along the cunning
When the partical gravity of the extending direction of valve pool (50), the first stopper section (61) backstop it is described second bypass hole section (42) with
On the aperture of first bypass hole section (41), second bypass hole section (42) is mutually disconnected with the slide valve slot (50), described
First bypass hole section (41) is mutually disconnected with the slide valve slot (50).
10. cylinder block according to claim 9, which is characterized in that the slide valve (60) further include:
Second stopper section (62), second stopper section (62) and first stopper section (61) interval are arranged, and described second stops
Stopper (62) is movably disposed in the slide valve slot (50), second stopper section (62) be used for in the air-breathing cavity
Gas be in contact;
Wherein, when the pressure difference between the exhaust passage (30) and the air-breathing cavity is less than the slide valve (60) along the cunning
When the partical gravity of the extending direction of valve pool (50), the second stopper section (62) backstop it is described second bypass hole section (42) with
On the aperture of first bypass hole section (41), second bypass hole section (42) is mutually disconnected with the slide valve slot (50), described
First bypass hole section (41) is mutually disconnected with the slide valve slot (50).
11. cylinder block according to claim 10, which is characterized in that the slide valve (60) further include:
Interconnecting piece (63), the interconnecting piece (63) setting second stopper section (62) and first stopper section (61) it
Between, for connecting second stopper section (62) and first stopper section (61);
Wherein, when the slide valve (60) are located at the middle part of the slide valve slot (50), the interconnecting piece (63) is located at described second
It bypasses between hole section (42) and first bypass hole section (41), second bypass hole section (42) and the slide valve slot (50) phase
Connection, first bypass hole section (41) are connected with the slide valve slot (50).
12. cylinder block according to claim 11, which is characterized in that by second bypass hole section (42) and described first
Through hole section (41) is circular hole, it is described second bypass hole section (42) and it is described first bypass hole section (41) diameter value be respectively less than or
Equal to the length value of the interconnecting piece (63).
13. the cylinder block according to any one of claim 2 to 12, which is characterized in that the extension of the slide valve slot (50)
There is default angle t, wherein 10 °≤t≤80 ° between direction and the gravity direction of the slide valve (60).
14. the cylinder block according to any one of claim 2 to 12, which is characterized in that the slide valve slot (50) is circular hole,
The by-pass prot (40) is circular hole, and the diameter of the slide valve slot (50) is greater than the diameter of the by-pass prot (40).
15. the cylinder block according to any one of claim 2 to 12, which is characterized in that the slide valve slot (50) is away from described
The minimum range of cylinder-bore (20) is e, wherein 3mm≤e.
16. cylinder block according to claim 1, which is characterized in that the length of the cylinder-bore (20) is a, the bypass
The minimum range of end face of the center line in hole (40) away from the cylinder-bore (20) is b, wherein 10%≤b/a≤50%.
17. a kind of compressor, including cylinder block and air-breathing cavity, which is characterized in that the cylinder block is in claim 1 to 16
Described in any item cylinder blocks.
Priority Applications (1)
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CN201821106700.9U CN208518853U (en) | 2018-07-11 | 2018-07-11 | Cylinder block and compressor with it |
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Application Number | Priority Date | Filing Date | Title |
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CN201821106700.9U CN208518853U (en) | 2018-07-11 | 2018-07-11 | Cylinder block and compressor with it |
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Publication Number | Publication Date |
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CN208518853U true CN208518853U (en) | 2019-02-19 |
Family
ID=65335688
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CN201821106700.9U Withdrawn - After Issue CN208518853U (en) | 2018-07-11 | 2018-07-11 | Cylinder block and compressor with it |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108678930A (en) * | 2018-07-11 | 2018-10-19 | 珠海格力节能环保制冷技术研究中心有限公司 | Cylinder block and compressor with it |
CN110425118A (en) * | 2019-08-14 | 2019-11-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigerating plant with it |
CN110425115A (en) * | 2019-08-14 | 2019-11-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigeration equipment with it |
CN110425114A (en) * | 2019-08-14 | 2019-11-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigeration equipment with it |
CN110469497A (en) * | 2019-08-14 | 2019-11-19 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigeration equipment with it |
CN112780541A (en) * | 2020-12-23 | 2021-05-11 | 加西贝拉压缩机有限公司 | Effective cylinder volume self-adaptive adjusting structure for refrigeration compressor |
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2018
- 2018-07-11 CN CN201821106700.9U patent/CN208518853U/en not_active Withdrawn - After Issue
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108678930A (en) * | 2018-07-11 | 2018-10-19 | 珠海格力节能环保制冷技术研究中心有限公司 | Cylinder block and compressor with it |
CN108678930B (en) * | 2018-07-11 | 2023-10-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Cylinder block and have its compressor |
CN110425118A (en) * | 2019-08-14 | 2019-11-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigerating plant with it |
CN110425115A (en) * | 2019-08-14 | 2019-11-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigeration equipment with it |
CN110425114A (en) * | 2019-08-14 | 2019-11-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigeration equipment with it |
CN110469497A (en) * | 2019-08-14 | 2019-11-19 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigeration equipment with it |
CN110425118B (en) * | 2019-08-14 | 2021-09-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and refrigerating device with same |
CN112780541A (en) * | 2020-12-23 | 2021-05-11 | 加西贝拉压缩机有限公司 | Effective cylinder volume self-adaptive adjusting structure for refrigeration compressor |
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