CN209654199U - A kind of cylinder cover component and compressor - Google Patents
A kind of cylinder cover component and compressor Download PDFInfo
- Publication number
- CN209654199U CN209654199U CN201920250510.2U CN201920250510U CN209654199U CN 209654199 U CN209654199 U CN 209654199U CN 201920250510 U CN201920250510 U CN 201920250510U CN 209654199 U CN209654199 U CN 209654199U
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- gas vent
- valve ball
- cylinder cover
- cover component
- lid
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Abstract
The utility model provides a kind of cylinder cover component and compressor.The cylinder cover component is equipped with gas vent on lid, the gas vent on valve ball and the lid cooperates, for closing or opening the gas vent, when the valve ball blocks the gas vent, the clearance volume for forming the gas vent and the valve ball reduces, improves volumetric efficiency.Also, the valve ball and the gas vent cooperation structure, adhesion property is good, be not easy to plug, be not easy it is stuck.Further, the valve ball is compressed and is cooperated with the gas vent by the spring, the simple structure and convenient processing of the valve ball and gas vent cooperation, and the valve ball and the gas vent cooperate, and is accommodated the valve ball without exceptional space, is occupied little space.
Description
Technical field
The utility model relates to Compressor Technology field, it is related specifically to a kind of cylinder cover component and compressor.
Background technique
Compressor is a kind of machinery that gas pressure or conveying gas are improved for compressed gas, is widely used in moving
The industries such as power, refrigeration, metallurgy, petrochemical industry.Classify by action principle, compressor can be divided mainly into displacement type and velocity profile compression
Machine, wherein displacement type compressor is divided into reciprocating compressor and Rotary Compressor, and velocity profile compressor is divided into centrifugal compressor
Machine and Axial Flow Compressor.Reciprocating compressor passes through reciprocating motion of the piston in compression cylinder, periodically air-breathing, compression
And exhaust, complete the compression process of gas.Rotary Compressor is to reduce gas volume to mention by the spinning movement of piston
High gas pressure, working efficiency are usually above reciprocating compressor.
The exhaust of Rotary Compressor and reciprocating compressor is exhausted by the exhaust structure on cylinder cap.Tool
Body is as shown in Figs. 1-2, and cylinder cap 1 is equipped with exhaust structure, and the exhaust structure includes valve block 4, valve block baffle 2 and is arranged in institute
The gas vent on cylinder cap 1 is stated, bolt hole is additionally provided on the cylinder cap 1, valve block 4 is connect with 2 one end of valve block baffle by bolt 6 solid
It is scheduled on valve seat, 2 other end of valve block baffle is contacted with exhaust seat 3, forms cylinder cap 1 and compression cylinder (not shown) completely
Closed space.When compression cylinder internal pressure is greater than external pressure and valve block elastic force, valve block 4 is opened, and valve block 4, which is removed, to be opened most
Big distance is to 3 position of valve block baffle；When compression cylinder internal pressure is less than external pressure, valve block 4 is closed.However, the cylinder cap 1
Exhaust structure there are the following problems: firstly, it can generate biggish clearance volume 5, reduce volumetric efficiency；Secondly, the exhaust
The space that structure occupies cylinder cap 1 is big, to weaken the intensity of cylinder cap 1；Furthermore exhaust structure processing is complicated, at high cost.
Utility model content
The purpose of this utility model is to provide a kind of cylinder cover component, with solve exhaust structure in the prior art can generate compared with
The problem of big clearance volume, reduction volumetric efficiency.
The another object of the utility model is to provide a kind of cylinder cover component, be occupied with solving exhaust structure in the prior art
The space of cylinder cover component is big, thus the problem of weakening the intensity of cylinder cap.
The further object of the utility model is to provide a kind of cylinder cover component, be processed with solving exhaust structure in the prior art
Complexity, problem at high cost.
The utility model provides a kind of cylinder cover component, comprising:
Lid, the lid are equipped with gas vent；
Valve ball cooperates with the gas vent, for closing or opening the gas vent；And
Spring, one end are mounted on the lid, and the other end is connect with the valve ball.
Optionally, in the cylinder cover component, the valve ball is hollow sphere, and the hollow sphere is matched with the gas vent
It closes, for closing or opening the gas vent.
Optionally, in the cylinder cover component, the valve ball is spherical bearing ball.
Optionally, in the cylinder cover component, the diameter of the gas vent is 2mm-12mm.
Optionally, in the cylinder cover component, the cylinder cover component further includes muffler, and the muffler is arranged described
On lid.
Optionally, in the cylinder cover component, the muffler is equipped with boss, and the spring is matched with the boss interference
Close connection.
Optionally, in the cylinder cover component, the cylinder cover component further includes being mounted on the gas vent and the valve ball
Between sealing ring.
Optionally, in the cylinder cover component, the valve ball is partially submerged into the spring.
Optionally, in the cylinder cover component, the valve ball part is arranged in the gas vent, for closing or opening
The gas vent, when gas vent exhaust, gas vent described in the endless total detachment of valve ball.
On the other hand, the utility model additionally provides a kind of compressor, including above-mentioned cylinder cover component.
Compared with the prior art, cylinder cover component provided by the utility model, on lid be equipped with gas vent, valve ball with it is described
Gas vent cooperation on lid, when the valve ball blocks the gas vent, makes for closing or opening the gas vent
The clearance volume that the gas vent and the valve ball are formed reduces, improves volumetric efficiency.And the valve ball and the gas vent
The structure of cooperation, adhesion property is good, be not easy to plug, be not easy it is stuck.Further, the spring compresses the valve ball and institute
State gas vent cooperation, the simple structure and convenient processing of the valve ball and gas vent cooperation, the valve ball and the gas vent
Cooperation accommodates the valve ball without exceptional space, occupies little space.
Detailed description of the invention
Fig. 1 is the top view of cylinder cover structure in the prior art；
Fig. 2 be Fig. 1 cylinder cover structure along A-A to cross-sectional view；
Fig. 3 is the top view of cylinder cover component in the embodiment of the present application；
Fig. 4 is cross-sectional view of the cylinder cover component along B-B direction of Fig. 3.
Wherein, the reference numerals are as follows by attached drawing 1-2:
1- cylinder cap；2- valve block baffle；3- exhaust seat；4- valve block；5- clearance volume；6- bolt.
The reference numerals are as follows by attached drawing 3-4:
100- cylinder cover component；110- lid；The lower end surface 111-；The upper surface 112-；120- spring；130- valve ball；140- row
Stomata；150- clearance volume；160- muffler；161- boss.
Specific embodiment
To keep the purpose of this utility model, advantages and features clearer, below in conjunction with attached drawing 3-4 to the utility model reality
The cylinder cover component and compressor for applying example proposition are described in further detail.It should be noted that attached drawing is all made of very simplified shape
Formula and use non-accurate ratio, only to it is convenient, lucidly aid in illustrating the purpose of the utility model embodiment.
Fig. 3 is the top view of cylinder cover component in the embodiment of the present application, and Fig. 4 is section view of the cylinder cover component along B-B direction of Fig. 3
Figure.
Refering to shown in Fig. 3-4, the present embodiment provides a kind of cylinder cover component 100, the cylinder cover component includes lid 110, valve
Ball 130 and spring 120.The lid 100 is equipped with gas vent 140.The valve ball 130 cooperates with the gas vent 140, is used for
Close or open the gas vent.
The shape of the gas vent 140 is, for example, the through-hole of its inner surface to match with 130 shape of valve ball,
In, the diameter of the gas vent 140 is less than the diameter of the valve ball 130, and the depth of the gas vent 140 is not less than the valve
The radius of ball, described 120 one end of spring are mounted on the lid 110, and the other end is connect with the valve ball 130.
In the present embodiment, the cylinder cover component 100 is connect with a compression cylinder (not shown), and it is empty to form a compression
Between.When the air pressure in compression space is greater than the air pressure outside compression space, air pressure in the compression space is by the valve ball 130
It jacks up, at this moment, the valve ball 130 is partly or entirely not directly contacted with the gas vent 140, and forms gap, and gas is from institute
It states in gap and is discharged, while the spring 120 is compressed, there is certain tension.When the air pressure in compression space is less than compression
When air pressure outside space, the valve ball 130 is pressed into the gas vent 140 under the action of the compressing force of the spring 120, and will
The gas vent 140 blocks.In preferred embodiment, 130 part of valve ball is arranged in the gas vent 140, for closing or
The gas vent 140 is opened, when the air pressure jacks up the valve ball 130, gas vent described in the endless total detachment of the valve ball 130
140, gap is only generated between the gas vent 140, i.e., the height of the described valve ball 130 jacked up is less than the gas vent
140 depth can guarantee that the valve ball 130 will not completely disengage the gas vent 140 in this way, described after exhaust
Valve ball 130 can accurately block the gas vent 140 under the action of the compressing force of the spring 120, and be unlikely to inclined
From the gas vent 140.Further, in order to guarantee that the valve ball 130 can be accurately by the exhaust after exhaust
Hole 140 blocks, and the valve ball 130 is partially submerged into the spring 120 far from the gas vent 140, and the valve ball 130
The center of circle on the center line of the spring 120, at this moment the spring 120 not only acted as the valve ball 130 is pressed on it is described
Effect in gas vent 140 can also be played the role of carrying out motion guide to the valve ball 130.
The cylinder cover component 100 by being arranged the gas vent 140 on the lid 110, the valve ball 130 with it is described
The gas vent 140 on lid 110 cooperates, and for closing or opening the gas vent 140, blocks institute in the valve ball 130
When stating gas vent 140, the gas vent 140 is made to reduce with the clearance volume 150 that the valve ball 130 is formed, improve volume effect
Rate.And the structure of the valve ball 130 and the gas vent 140 cooperation, adhesion property is good, be not easy to plug, be not easy it is stuck.Into
One step, the spring 120 compresses the valve ball 130 to be cooperated with the gas vent 140, the valve ball 130 and the exhaust
The simple structure and convenient processing that hole 140 cooperates, the valve ball 130 cooperate with the gas vent 140, accommodate without exceptional space
The valve ball 130, occupies little space.
Preferably, sealing ring (not shown) is equipped between the gas vent 140 and the valve ball 130, described in reinforcement
Leakproofness when valve ball 130 blocks the gas vent 140.The sealing ring is preferably the sealing ring of " O " shape, so on the one hand
It can guarantee the close of when the valve ball 130 blocks the gas vent 140 valve ball 130 and 140 contact position of gas vent
Feng Xing, on the other hand it may also be ensured that " O " shape sealing ring will not block when the valve ball 130 opens the gas vent 140
The gas vent 140, the gas vent 140 can be smoothly vented.
Further, for the convenience of description, herein by the lid 110 assembled close to compression cylinder one side be referred to as under
End face 111, it is opposite with lower end surface 111 for upper surface 112, in order to make the gas vent 140 be vented more sensitive, Ke Yixuan
With the valve ball 130 of low weight, the quality of the valve ball 130 is reduced, in a specific embodiment, the valve ball 130 can be
Hollow sphere, the hollow sphere are arranged in the gas vent 140, close to the upper surface 112 part be equipped with it is certain
The spring 120 of pretightning force connects, and the hollow sphere is pressed into the gas vent 140 by the spring 120, by the row
Stomata 140 blocks, and the shape of the hollow sphere matches with 140 shape of gas vent, to prevent from blocking not tight situation
Occur, when the air pressure in above-mentioned compression space is less times greater than when air pressure outside compression space, the hollow sphere can be described
The gas of compression space jacks up, so can make the gas vent 140 using the hollow sphere and the gas vent 140 cooperation
It is more flexible to be exhausted.In other embodiments, the valve ball 130 or spherical bearing ball, the spherical axis
Ball is held with certain self weight, when using spherical bearing ball as valve ball 130, since spherical bearing ball has centainly
Weight, when installation, the spring 120 can be not provided with certain pretightning force.
Wherein, the surface of the valve ball 130 and the part of the gas vent 140 cooperation is cambered surface, and with it is corresponding described
The inner surface configuration of gas vent 140 matches, and opens or blocks to control the gas vent 140, in this way, can make the valve ball
130 and the better tightness that matches of the gas vent 140.Preferably, the diameter of the gas vent 140 is 2mm-9mm.
Further, the cylinder cover component 100 further includes muffler 160, and the muffler 160 is arranged in the lid
On 110, for reducing noise.In the present embodiment, the muffler 140 is mounted on the upper end of the lid 110 by screw
Face 112.Wherein, the muffler 140 is preferably resistant noise-reducing device, mutation or side of the resistant noise-reducing device by pipeline section
Connect the change that resonant cavity etc. causes impedance during acoustic propagation, and generation sound can reflection, interference, to reduce by silencer
To the sound energy of external radiation, to reach noise elimination purpose.
In the present embodiment, it is preferred that the muffler 160 be equipped with boss 161,161 position of boss be located at
The separate one end being connect with the valve ball 130 of the surface of the gas vent 140 spring 120 and 161 interference of boss
It is cooperatively connected.In other embodiments, in order to fix the spring 120, opposite two set up of setting on the muffler 160
Hook (not shown), the distance between two hooks are less than the width of spring 120, separate for spring 120 described in clamping
One end of the valve ball 130.
On the other hand, the present embodiment additionally provides a kind of compressor (not shown).It is rotary with the compressor
For compressor, the compressor includes compression assembly (not shown) and motor (not shown), the motor and institute
Compression assembly connection is stated, to drive the compression assembly to work.The compression includes above-mentioned cylinder cover component 100 and compression cylinder
(not shown), the cylinder cover component 100 is connect with the compression cylinder, when the compression assembly is compressed, the valve
Ball 130 blocks the gas vent 140, and air pressure gradually rises in compression cylinder；(it is higher than the compression when reaching regulation air pressure
Air pressure outside cylinder) when, the interior gas with certain pressure of compression cylinder overcomes air pressure and the bullet outside the compression cylinder
The pressure of spring 120 automatically opens the valve ball 130, and the compression cylinder is discharged in the compressed gas gas in the jar, continuous in this way
Ground circulation, so that it may continuously the lower gas compression of pressure to the pressure needed.When gas expansion in compression cylinder, shape
Gas at low pressure, when the air pressure in the compression cylinder is lower than the air pressure outside the compression cylinder, outside the compression cylinder
Pressure is poor with certain pressure with the air pressure in the compression cylinder, and in conjunction with the compressing force of the spring 120, the pressure difference is by institute
It states valve ball 130 and is pressed into the gas vent 140, and the gas vent 140 is blocked.
Wherein, the valve ball 130 and the matched structure of the gas vent 140 are replaced into former valve block shape air valve structure.It is preferred that
, 12 millimeters of polishing spheres of diameter phi 2- φ can be used in the valve ball 130, to guarantee 130 smoothness of the surface of valve ball, no
It can only guarantee the air-tightness of compression cylinder, and can reduce the valve ball 130 and blocking and opening the gas vent 140
During reduce the friction on valve ball 130 surface and the gas vent 140, to guarantee that the valve ball 130 is being blocked and beaten
The flexibility ratio during the gas vent is opened, while can also be improved the use longevity of the valve ball 130 with the gas vent 140
Life, that is, improve the service life of the cylinder cover component 100.
In conclusion the gas vent 140 is equipped on lid 110, the valve ball 130 and the institute on the lid 110
The cooperation of gas vent 140 is stated, for closing or opening the gas vent 140, when the valve ball 130 blocks the gas vent 140,
The gas vent 140 is set to reduce with the clearance volume 150 that the valve ball 130 is formed, improve volumetric efficiency.And the valve ball
130 with the gas vent 140 cooperation structures, adhesion property is good, be not easy to plug, be not easy it is stuck.Further, the spring
120 cooperate the valve ball 130 compression with the gas vent 140, the structure of the valve ball 130 and the gas vent 140 cooperation
Simply, easy to process, the valve ball 130 cooperates with the gas vent 140, accommodates the valve ball 130 without exceptional space, occupies
Space is small.
Foregoing description is only the description to the utility model preferred embodiment, not to any limit of the scope of the utility model
Fixed, any change, the modification that the those of ordinary skill in the utility model field does according to the disclosure above content belong to right and want
Seek the protection scope of book.
Claims (10)
1. a kind of cylinder cover component characterized by comprising
Lid, the lid are equipped with gas vent；
Valve ball cooperates with the gas vent, for closing or opening the gas vent；And
Spring, one end are mounted on the lid, and the other end is connect with the valve ball.
2. cylinder cover component according to claim 1, which is characterized in that the valve ball is hollow sphere, the hollow sphere
Cooperate with the gas vent, for closing or opening the gas vent.
3. cylinder cover component according to claim 1, which is characterized in that the valve ball is spherical bearing ball.
4. cylinder cover component according to claim 1, which is characterized in that the diameter of the gas vent is 2mm-12mm.
5. cylinder cover component according to claim 1, which is characterized in that the cylinder cover component further includes muffler, described to disappear
Sound device is arranged on the lid.
6. cylinder cover component according to claim 5, which is characterized in that the muffler be equipped with boss, the spring with
The boss interference fit connection.
7. cylinder cover component according to claim 1, which is characterized in that the cylinder cover component further includes being mounted on the exhaust
Sealing ring between hole and the valve ball.
8. cylinder cover component according to claim 1, which is characterized in that the valve ball is partially submerged into the spring.
9. cylinder cover component according to claim 1, which is characterized in that the valve ball part is arranged in the gas vent,
For closing or opening the gas vent, when gas vent exhaust, gas vent described in the endless total detachment of valve ball.
10. a kind of compressor, which is characterized in that including such as described in any item cylinder cover components of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920250510.2U CN209654199U (en) | 2019-02-28 | 2019-02-28 | A kind of cylinder cover component and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920250510.2U CN209654199U (en) | 2019-02-28 | 2019-02-28 | A kind of cylinder cover component and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209654199U true CN209654199U (en) | 2019-11-19 |
Family
ID=68525332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920250510.2U Active CN209654199U (en) | 2019-02-28 | 2019-02-28 | A kind of cylinder cover component and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209654199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983828A (en) * | 2019-12-02 | 2021-06-18 | 绵阳海立电器有限公司 | Pump body assembly of compressor and exhaust structure thereof |
-
2019
- 2019-02-28 CN CN201920250510.2U patent/CN209654199U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983828A (en) * | 2019-12-02 | 2021-06-18 | 绵阳海立电器有限公司 | Pump body assembly of compressor and exhaust structure thereof |
| CN112983828B (en) * | 2019-12-02 | 2023-03-14 | 绵阳海立电器有限公司 | Pump body assembly of compressor and exhaust structure thereof |
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