CN1782375A - Buffer device of reciprocating compressor - Google Patents
Buffer device of reciprocating compressor Download PDFInfo
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- CN1782375A CN1782375A CN 200410093622 CN200410093622A CN1782375A CN 1782375 A CN1782375 A CN 1782375A CN 200410093622 CN200410093622 CN 200410093622 CN 200410093622 A CN200410093622 A CN 200410093622A CN 1782375 A CN1782375 A CN 1782375A
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Abstract
The present invention discloses a kind of buffer device of reciprocating compressor, and belongs to the field of reciprocating compressor structure. The present invention includes an assembly inside the casing and comprising piston, cylinder and driver; several spring holding lugs on the inner bottom plate, first vertical springs and connecting parts with installing screw hole on the first springs; and several second vertical springs on the connecting parts. The present invention has easy assembling, short assembling time and high production efficiency.
Description
Technical field
The present invention relates to the structure of Reciprocting piston compressor, the particularly vibration that when cylinder interior is carried out straight reciprocating motion, produces about piston, the damping spring that is unlikely to be diffused into whole compressor and installs, and the damping device of a kind of reciprocal compressor of assembling easily.
Background technique
In general, compressor is to accept power from motor or from power generating apparatus such as turbo machines, air, refrigerant or various startup gas are compressed, thus the mechanical device of raising pressure.It is applied to household electric appliance such as refrigerator, air-conditioning at large, perhaps in industrial extensive use.
Such compressor can be divided into following several from classification substantially: between piston and cylinder, formed and can inhale, tell the compression volume of operation, and then made piston carry out straight reciprocating motion in cylinder interior, thus the reciprocal compressor of compression refrigerant; Between the bent axle of off-centre rotation and cylinder, can form the suction that starts gas, the compression volume of telling operation, make bent axle along the eccentric rotation of cylinder inner wall, and then carry out rotary compressor the refrigerant compression; At moving scrollwork with decide can form between the scrollwork suction that starts gas, tell the compression volume of operation, scrollwork is rotated along with deciding scrollwork, and then the scroll compressor that refrigerant is compressed.
Recently, in reciprocal compressor, see the exploitation of Linearkompressor more, this Linearkompressor, piston directly is connected on the drive motor that carries out linear reciprocating motion, has not had the mechanical loss that produces because of movement conversion, thereby, not only can improve the compression efficiency of compressor, and relatively simple for structure.
Fig. 1 is the vertical profile side-looking structural representation of common reciprocal compressor; Fig. 2 is the damping device side-looking structural representation of reciprocal compressor in the prior art.
For general reciprocal compressor, piston moves back and forth in cylinder interior, and then compression refrigerant etc. starts fluid.About Linearkompressor, it includes following structure to Fig. 1 in reciprocal compressor: connected the intake channel 2a that advances/go out that is used for refrigerant and the housing 2 of discharge tube 2b; Be arranged on the cylinder 4 of enclosure interior; Be installed in the inside of cylinder 4, carry out linear reciprocating motion and suck refrigerant compressing, remake the piston 6 of output action then to compression volume p; Be fixedly installed on the outside of cylinder 4, the drive unit 10 that piston is driven; Be arranged on piston 6 one ends that form compression volume p, the suction valve 22 of refrigerant toward compression volume p suction; Be arranged on cylinder 4 one ends that form compression volume p, the delivery valve device 24 that refrigerant is exported outward from compression volume p.
In order to make piston 6 can carry out linear reciprocating motion, the inside of cylinder 4 is hollow shape, and an end is provided with delivery valve device 24.
For the refrigerant that flows into from intake channel 2a is flowed, 6 central authorities have formed refrigerant flow 6a at piston, are connected cylinder 4 simultaneously, and have formed compression volume p in a side.An end that forms compression volume p is provided with the suction valve 22 that refrigerant flow 6a is opened and closed.An other end is provided with return spring 8a vertically, and 8b makes cylinder 4 and other support framework carry out the elasticity support.
Delivery valve device 24 includes following several sections: can be at the cylinder 4 one distolateral output cover plate 24a that are formed with output region 0; One end of cylinder 4 is carried out the delivery valve 24b of open and close controlling; The spring valve 24c that between output cover plate 24a and delivery valve 24b, has elastic force vertically.
At this moment, between delivery valve 24a and discharge tube 2b, be connected with the tortuous ring pipe 28 that forms, this structure not only can guide the refrigerant after the compression to export outward, but also can cushion the vibrations that interact and produce because of cylinder 4, piston 6 and drive unit, avoid vibrations are diffused in the four corner of housing 2.
Simultaneously, the downside of framework 18 is formed with and can makes the oil that is stored at bottoms in the housing 2 supply to the oil supplying device 29 of piston 6 and cylinder 4 centres.This device not only can prevent friction and the wearing and tearing between piston 6 and the cylinder 4, makes cylinder 4 obtain cooling simultaneously.
Particularly pointing out, by the assembly body that cylinder 4, piston 6, drive unit 10, framework 18, suction valve 22 and delivery valve device 24 are formed, is by the damping device that contains a plurality of springs 34, the 38 30 elasticity supports that are arranged on housing 2 inside.Specifically, as shown in Figure 2, the damping device in the prior art includes following structure: support projection 32 at a plurality of springs of housing 2 inner formation protruding upward; Support projection 32 upper ends folder to establish spiral helicine first spring 34 at spring; In the lower end that the upper end of first spring 34 folder is established connected element 36; Press from both sides again in the upper end of connected element 36 and to establish second spring 38.
Like this, first, second spring 34,38th at connected element 36 two ends has the spiral spring of elastic force from above-below direction, and connected element 36 upper and lower end reduce diameter respectively, make the upper end of first spring 34 and the lower end 38 of second spring can obtain the elasticity support.Elasticity supports that the diameter of projection 32 is bigger a little again than the diameter of first spring 34, and first spring 34 can closely be pressed from both sides.
The as above assembling process of the damping device of structure formation below is described, the operator at first is connected with second spring 38 in order successively with handgrip first spring 34, connected element 36, then the lower end of first spring 34, support the projection upside fixedly to clamp reluctantly at the spring of enclosure interior, the upper end of second spring 38 is fixed on the bottom of assembly body.
But the damping device of the reciprocal compressor in the prior art is earlier two springs, 34,38 usefulness connected elements 36 to be connected up and down, and the operator clamps fixing with the spring support projection that hand forms toward housing 2 bottoms reluctantly then.Like this, can be narrow and small because of the operating space, and increase labor intensity, and the assembling operation complexity has increased the operating time, and manufacturing efficiency is lower.
Summary of the invention
The present invention is for the problem that solves above-mentioned existence proposes, and it is a kind of in the damping device of reciprocal compressor that purpose is to provide, and by adopting other parts, makes the assembling easily between housing and assembly body of two springs and connected element.
For addressing the above problem the damping device of the reciprocal compressor that proposes, be included in enclosure interior and be provided with the assembly body of forming by piston, cylinder and drive unit; Its middle shell inner bottom plate raises up and forms a plurality of spring support boss, is installed on the spring support boss and has first spring of elastic force from above-below direction; The lower end of connected element is installed in the upper end of first spring, is provided with to support the connected element upper end between the upper end of connected element and assembly body bottom, can have second spring of elastic force from above-below direction; Its connected element central authorities are formed with the screw-driver mounting hole.
The damping device of described reciprocal compressor, the screw-driver mounting hole of its connected element are to connect from the above-below direction of connected element to form.
The damping device of described reciprocal compressor, the screw-driver mounting hole of its connected element are the polygons that can be rotated with screw-driver.
The damping device of described reciprocal compressor, its connected element can be assembled and be connected between first, second spring, forms the buffering assembly body, the pneumatic screw screw-driver is installed in the mounting hole of connected element, be rotated motion, the buffering assembly body be installed in spring support on the projection.
In view of as above structure, the damping device of the reciprocal compressor among the present invention, be formed with the connected element of screw-driver mounting hole by central authorities, two springs are carried out that above-below direction connects and the buffering assembly body that forms.Be formed on the outstanding spring support projection of housing base plate by using normal screws cutter or pneumatic screw-driver, the buffering assembly body that as above forms easily can being installed in.Therefore, even assembling space is narrow and small, not only can be easily, assemble simply, also, improved manufacturing efficiency owing to reduced built-up time.
Description of drawings
Fig. 1 is the vertical profile side-looking structural representation of common reciprocal compressor;
Fig. 2 is the damping device side-looking structural representation of reciprocal compressor in the prior art;
Fig. 3 is a side-looking structural representation of the present invention;
Fig. 4 is the side-looking structural representation of connected element process of the present invention.
The symbol description of drawing major component:
50: buffering assemblying body 52: spring support boss
56h: 58: the second springs of screw-driver mounting hole
60: the pneumatic screw screw-driver.
Embodiment
The present invention is described in detail to reach embodiment with reference to the accompanying drawings.
Fig. 3 is a side-looking structural representation of the present invention; Fig. 4 is the side-looking structural representation of connected element process of the present invention.
The damping device of the reciprocal compressor among the present invention, as shown in Figure 3 and Figure 4, central authorities are formed with the connected element 56 of screw-driver mounting hole 56h vertically in the above, and connected element 56 can be connected to form buffering assembly body 50 between first, second spring 54,58 of above-below direction rubber-like.Buffering assembly body 50 is that the assembly body (not shown) that is assembled into by piston, cylinder, drive unit (not shown) is arranged to the elasticity support in housing 42 bottoms.If screw-driver or pneumatic screw screw-driver 60 are placed on the screw-driver mounting hole 56h, push connected element 56 simultaneously and be rotated, then cushion assembly body 50 and also be rotated and come.Simultaneously, the lower end of first spring 54 can be installed in the spring support projection 52 of housing 42 inner bottom plates formation protruding upward.
Certainly, first, second spring 54,58th is applicable to above-below direction rubber-like spiral spring.The upper and lower end of connected element 56 should form consistent with the diameter of first, second spring.Simultaneously, the middle body of its formation should want big than the diameter of first, second spring 54,58, so that can elasticity support first, second spring 54,58.
Particularly, the screw-driver mounting hole 56h of connected element 56 should screw-driver or the pneumatic screw screw-driver be rotated and form polygon and be advisable.Screw-driver mounting hole 56h can connect along the above-below direction of connected element 56 and form.
Spring is supported the diameter of projection 52, should be bigger a little again than the diameter of first spring 54, and the unlikely spring that clamps reluctantly in lower end of first spring 54 is supported on the projection 52.Spring supports that projection 52 should adopt elastic material, so that strengthen its cushioning effect.
With reference to Fig. 4, illustrate that as above the assembling process of the damping device of the reciprocal compressor of structure formation is as follows.
At first, the lower end that the upper end of first spring 54 folder is established connected element 56, and the upper end 56 of connected element is clipped in the lower end of second spring 58, and then formed buffering assembly body 50.
As above Zu Zhuan buffering assembly body 50, installing on the screw-driver mounting hole 56h under the state of screw-driver or pneumatic screw screw-driver, after making the lower end of first spring 54 place spring to support projection 52 top, the words that are rotated according to screw-driver or pneumatic screw screw-driver, buffering assembly body 50 and then is rotated, and the tight at an easy rate clamping connection in the lower end of first spring 54 is supported on the projection 52 at spring.
Claims (4)
1. the damping device of a reciprocal compressor is included in enclosure interior and is provided with the assembly body of being made up of piston, cylinder and drive unit; Its middle shell inner bottom plate raises up and forms a plurality of spring support boss, is installed on the spring support boss and has first spring of elastic force from above-below direction; The lower end of connected element is installed in the upper end of first spring, is provided with second spring of supporting the connected element upper end and can having elastic force from above-below direction between the upper end of connected element and assembly body bottom; It is characterized in that connected element central authorities are formed with the screw-driver mounting hole.
2. the damping device of reciprocal compressor according to claim 1, the screw-driver mounting hole that it is characterized in that connected element are that the above-below direction from connected element connects and forms.
3. the damping device of reciprocal compressor according to claim 1 and 2, the screw-driver mounting hole that it is characterized in that connected element are the polygons that can be rotated with screw-driver.
4. the damping device of reciprocal compressor according to claim 1, it is characterized in that connected element can be assembled is connected between first, second spring, form the buffering assembly body, the pneumatic screw screw-driver is installed in the mounting hole of connected element, be rotated motion, the buffering assembly body be installed in spring support on the projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093622 CN1782375A (en) | 2004-11-29 | 2004-11-29 | Buffer device of reciprocating compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093622 CN1782375A (en) | 2004-11-29 | 2004-11-29 | Buffer device of reciprocating compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1782375A true CN1782375A (en) | 2006-06-07 |
Family
ID=36772892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410093622 Pending CN1782375A (en) | 2004-11-29 | 2004-11-29 | Buffer device of reciprocating compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1782375A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975377A (en) * | 2021-02-05 | 2021-06-18 | 中北大学 | Assembly line of metal rubber-spring buffer |
-
2004
- 2004-11-29 CN CN 200410093622 patent/CN1782375A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975377A (en) * | 2021-02-05 | 2021-06-18 | 中北大学 | Assembly line of metal rubber-spring buffer |
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