CN204239183U - Piston rod seal and the piston compressor comprising piston rod seal - Google Patents
Piston rod seal and the piston compressor comprising piston rod seal Download PDFInfo
- Publication number
- CN204239183U CN204239183U CN201420481584.4U CN201420481584U CN204239183U CN 204239183 U CN204239183 U CN 204239183U CN 201420481584 U CN201420481584 U CN 201420481584U CN 204239183 U CN204239183 U CN 204239183U
- Authority
- CN
- China
- Prior art keywords
- piston rod
- seal
- sub
- seal arrangement
- flute profile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/26—Sealings between relatively-moving surfaces with stuffing-boxes for rigid sealing rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compressor (AREA)
Abstract
One comprises the piston rod seal (1) of multiple flute profile annulus (2), at least several flute profile annulus has cooling bath (2a) and connecting groove (2f), the mode that the cooling bath (2a) of the flute profile annulus that successive is arranged by connecting groove (2f) is communicated with fluid couples together, piston rod seal (1) comprises the sub-seal arrangement (1a of multiple piston rod, 1b, 1c), the sub-seal arrangement of each piston rod to be fasteningly interconnected by least two, successive is arranged, flute profile annulus (2) with cooling bath (2a) and connecting groove (2f) forms, a piston rod seal liner (3) is arranged in each flute profile annulus, the sub-seal arrangement of each piston rod has at least one with connection part (2c, connecting end (1d) 2d), the mode that connection part is communicated with fluid and connecting groove (2f) link together, connection part is arranged in such a way on connecting end (1d), namely two successive are arranged, mutually be close to the sub-seal arrangement of the piston rod on their connecting end by connection part (2c, mode 2d) be communicated with fluid is interconnected with one another.
Description
Technical field
The utility model relates to a kind of piston rod seal for piston compressor.The utility model also relates to a kind of piston compressor comprising piston rod seal.
Background technique
Open source literature US6932351B1 discloses a kind of piston rod seal with integrated cooling equipment.Piston rod that this piston rod seal is used as packed-piston formula compressor, that move reciprocatingly.In this piston rod seal, be furnished with multiple seal ring, these seal rings are worn at this piston compressor run duration and thus must are maintained and/or be replaced after a certain interval.The shortcoming of known piston rod seal based on the following fact, namely its to be arranged on the cost removed in this piston compressor or from this piston compressor relatively too high.
Summary of the invention
The purpose of this utility model is to provide a kind of favourable piston rod seal or a kind of that comprise this piston rod seal, favourable piston compressor.
For this reason, the utility model provides a kind of and comprises the piston rod seal that multiple successive in a work direction arranges flute profile annulus, these flute profile annulus are with the piston rod seal liner be arranged in it, wherein this flute profile annulus at least several has cooling bath and connecting groove, the mode that the cooling bath of the flute profile annulus that successive is arranged by described connecting groove is communicated with fluid couples together, it is characterized in that, this piston rod seal comprises the sub-seal arrangement of multiple piston rod, wherein the sub-seal arrangement of each piston rod is securely interconnective by least two, successive is arranged, flute profile annulus with cooling bath and connecting groove forms, a piston rod seal liner is furnished with in each flute profile annulus, and the sub-seal arrangement of each piston rod has at least one connecting end with connection part, the mode that wherein said connection part is communicated with fluid and described connecting groove link together, and described connection part is arranged in such a way on this connecting end, namely two successive are arranged, the mode that the sub-seal arrangement being mutually close to the piston rod on their connecting end is communicated with fluid by described connection part is interconnected with one another.
According to a feature of the present utility model, the sub-seal arrangement of each piston rod comprises a substrate, wherein have flute profile annulus to follow this substrate in a work direction to arrange, namely this substrate is configured to the connecting end with connection part, and this substrate has flow guide channel, this flow guide channel makes described connection part and described connecting groove couple together in the mode that fluid is communicated with.
According to further feature of the present utility model, the sub-seal arrangement of each piston rod comprises three or four flute profile annulus.
This also, the sub-seal arrangement of each piston rod has in the vertical the passage that (in a work direction) extend, wherein each flute profile annulus has a part for this passage, but this passage in this flute profile annulus at the extension of described cooling bath and described connecting groove, and be furnished with link in the channels, this link together keeps the sub-seal arrangement of described piston rod in the vertical.
Further, this piston rod seal comprises a flange, and from this flange, the sub-seal arrangement of described piston rod is arranged on successive ground in a work direction.
The utility model also provides a kind of piston compressor comprising above-mentioned piston rod seal, it is characterized in that, this piston compressor has the installation opening for installing this piston rod seal, follow this installation opening and be furnished with fitting recess, this fitting recess passes to a cavity, this cavity is arranged for and holds this piston rod seal, and this installation opening and/or this fitting recess have maximum height, and this is highly less than the height of the sub-seal arrangement of the piston rod that two successive are arranged.
According to a feature of piston compressor of the present utility model, this assembling auxiliary member also comprising an assembling auxiliary member is designed to movable and can extend in this cavity, and the sub-seal arrangement of described piston rod has a recess, this assembling auxiliary member engages in the recess, to maintain the sub-seal arrangement of layout piston rod in the cavity between this erecting stage.
In addition, this assembling auxiliary member has a rotating lug boss, and this lug boss can adopt at least two pivotal positions, and when the first pivotal position, this lug boss extend in this cavity, and this lug boss is positioned at outside this cavity completely when the second pivotal position.
Describedly have the following advantages by piston rod seal tool of the present utility model, namely this piston rod seal can be easy to mounted and/or change, and particularly in piston compressor, takies little space in addition.In addition this piston compressor tool has the following advantages, and namely fitting recess is designed to very narrow, thus available less structure height designs this compressor.In addition have the following advantages by piston rod seal tool of the present utility model described in, namely can install longer multiple sealings in existing compressor, these sealings have more seal elements and therefore sealing effect is better.In existing compressor, longer sealing can be installed, because the described total length by piston rod seal of the present utility model can be longer than height or the width of fitting recess.
Accompanying drawing explanation
Accompanying drawing for illustrating embodiment used shows:
Fig. 1 is the longitudinal section through piston rod seal;
Fig. 2 is for being passed in another longitudinal section of the piston rod seal shown in Fig. 1;
Fig. 3 is the detailed view in longitudinal section shown in fig. 2;
Fig. 4 is the longitudinal section through another piston rod seal;
Fig. 5 is the installation opening of piston compressor and the sub-seal arrangement of piston rod;
Fig. 6 is the detailed view in the longitudinal section of piston compressor;
Fig. 7 is the view of the sub-seal arrangement of piston rod between erecting stage;
Fig. 8 is another view of the sub-seal arrangement of piston rod between erecting stage;
Parts identical in the drawings are in principle endowed identical Ref. No..
Embodiment
Fig. 1 illustrates the piston rod seal 1 comprising multiple flute profile annulus 2 in operative orientation (or claiming longitudinally) L upper front and back arranged in succession, and these flute profile annulus 2 are with the piston rod seal liner 3 arranged within it.Flute profile annulus has the cooling bath 2a extended in circumferentially.As shown in FIG. 2, these cooling baths 2a is in another longitudinal section passing piston rod seal 1, and the mode be communicated with fluid by connecting groove 2f is interconnected.Freezing mixture is transferred by the import 10 be arranged in flange 7, then arrives connecting groove 2f by this flow guide channel 7b and 4a and then enters cooling bath 2a.This flange 7 comprise piston rod by flange openings 7a.In addition this structure comprises and is arranged in flange 7 but the exhaust port be not illustrated, and the freezing mixture being arranged in this cooling bath 2a by this exhaust port is discharged again by the connecting groove that is not illustrated and flow guide channel.Piston rod seal 1 comprises the sub-seal arrangement 1a of multiple piston rod, 1b, 1c, the wherein sub-seal arrangement 1a of each piston rod, 1b, that 1c is arranged by least two fastening connected, successive, form with the flute profile annulus 2 of multiple cooling bath 2a and multiple connecting groove 2f, wherein in each flute profile annulus 2, be furnished with piston rod seal liner 3.As in figure 3 with the sub-seal arrangement 1a of each piston rod shown in details, 1b, 1c comprises at least one with connection part 2c, the connecting end 1d of 2d, wherein said connection part 2c, the mode that 2d is communicated with fluid is connected with connecting groove 2f, and described connection part 2c, 2d is disposed on connecting end 1d as follows, namely two successive arrange, the sub-seal arrangement 1a that is mutually close to the piston rod on their connecting end 1d, 1b, 1c are by this connection part 2c, and the mode that 2d is communicated with fluid is interconnected.
Piston rod seal 1 in fig 1 and 2 comprises the sub-seal arrangement 1a of three piston rods, and 1b, 1c, the wherein sub-seal arrangement 1a of each piston rod, 1b, 1c comprise a substrate 4.Can this substrate 4 of reject in the embodiment that another is feasible.Piston rod seal 1 on the left side in FIG arranges a flange 7 and arranges a sealing flange 9 on the right.This flange 7 link 8 is fixed on piston compressor.
In FIG shown in piston rod seal 1 comprise the passage 2g extended in longitudinal directionl, wherein each flute profile annulus 2 forms a part of this passage 2g, however this passage 2g in this flute profile annulus 2 at the extension of multiple cooling bath 2a and multiple connecting groove 2f.In this passage 2g, be furnished with a link 6, this link is the sub-seal arrangement 1a of described piston rod, and 1b, 1c together keep in longitudinal directionl.
In a preferred embodiment, the sub-seal arrangement 1a of each piston rod, 1b, 1c comprises a substrate 4, wherein have flute profile annulus 2 on operative orientation L, follow this substrate 4 and arrange, thus this substrate 4 is configured to connection part 2c, the connecting end 1d of 2d, wherein this substrate 4 has flow guide channel 4a, and this flow guide channel makes this connection part 2c in the mode that fluid is communicated with, and 2d is connected with this connecting groove 2f.
The sub-seal arrangement 1a of each piston rod in a preferred embodiment, 1b, 1c comprise three or four flute profile annulus 2.
Fig. 4 illustrates the sub-seal arrangement 1a comprising three piston rods with side view, the piston rod seal 1 of 1b, 1c.The sub-seal arrangement of these piston rods has length different as shown or height H 1, H2, H3.Show the flange 7 and 9 that then this piston rod seal 1 is arranged in longitudinal directionl in addition.But the sub-seal arrangement 1a of this piston rod, 1b, 1c also can have identical length.
Fig. 5 and 6 illustrates the side view of the piston compressor 20 of the cavity 23 comprised for holding this piston rod seal 1.As apparent from Figure 6, this piston compressor 20 comprises the fitting recess 22 of installation opening 21, then this installation opening 21 and the cavity 23 of then this fitting recess 22.This piston rod seal 1 must to be arranged in this cavity 23 and can again to be changed if desired.This installation opening 21 and/or this fitting recess 22 determine size as follows, and piston rod seal 1 entirety namely can not be allowed to insert.This installation opening 21 and/or this fitting recess 22 have maximum height H, and it is less than sub-seal arrangement 1a, the 1b of the piston rod that two successive are arranged, but the length being greater than the sub-seal arrangement of single piston rod of 1c or height H 1, H2, H3.According to the sub-seal arrangement 1a of this this piston rod of geometric size, 1b, 1c can individually and successive ground by this installation opening 21 this fitting recess 22 and insert this cavity 23 then, the wherein sub-seal arrangement 1a of this piston rod, 1b, 1c is arranged in longitudinal directionl and is interconnected successive in this cavity 23, thus after end is inserted, this piston rod seal 1 entirety is disposed in this cavity 23.Fig. 5 illustrates that the sub-seal arrangement 1b of the piston rod with height H 2 is inserted into and has in the installation opening 21 of height H.
As apparent from Figure 6, in a preferred arrangement, the piston rod seal 1 be arranged in this piston compressor 20 extends in vertical direction.In order to the sub-seal arrangement 1a by described piston rod, 1b, 1c is assembled into piston rod seal 1 within this piston compressor 20, assembling auxiliary member 24 is preferably set, 24a, they are designed to movable and can reach in this cavity 23, one to be arranged in the sub-seal arrangement 1a of the piston rod in this cavity 23 between erecting stage, 1b, 1c maintain thus avoid falling.
The sub-seal arrangement 1b of this piston rod and this assembling auxiliary member 24 when Fig. 7 illustrates and to observe this cavity 23 from below, wherein the wall of this cavity 23 and the support of this assembling auxiliary member 24 are not illustrated.In this cavity 23, as shown in FIG. 6, inserted sub-seal arrangement 1c, the 1b of two piston rods, wherein the connecting end 1d of the sub-seal arrangement 1b of this second piston rod is visible.The edge of this cavity 23 is furnished with assembling auxiliary member 24, and this assembling auxiliary member has rotating lug boss 24a.This rotating lug boss 24a can rotate around 90 degree and can adopt end position shown in figures 7 and 8.Once the sub-seal arrangement 1b of piston rod is inserted in this cavity 23 completely, the position shown in this lug boss 24a just turns in fig. 8.As apparent from Figure 6, which results in following consequence, namely the sub-seal arrangement 1b of this piston rod is kept in vertical direction and can not moves downward thus.In a preferred embodiment, this connecting end 1d has groove or recess 2e, and this lug boss 24 can be bonded in this groove or recess.This recess 2e in longitudinal directionl length is preferably greater than this lug boss 24, thus the sub-seal arrangement 1a of the piston rod inserted thereafter can be close on this connecting end 1d and not meet this lug boss 24a.In addition Fig. 7 and 8 illustrates multiple connection part 2d of multiple cooling bath, and one of them connection part 2d is used for just flowing of this freezing mixture and another connection part 2d backflow for this freezing mixture.Show the passage 2g for holding this connecting rod 6 in addition.
Claims (8)
1. one kind comprises the piston rod seal (1) of the flute profile annulus (2) of multiple arranged in succession before and after operative orientation (L) is upper, these flute profile annulus (2) are with the piston rod seal liner (3) arranged within it, wherein this flute profile annulus (2) at least several has cooling bath (2a) and connecting groove (2f), the mode that the cooling bath (2a) of the flute profile annulus (2) that successive is arranged by described connecting groove (2f) is communicated with fluid couples together, it is characterized in that, this piston rod seal (1) comprises the sub-seal arrangement (1a of multiple piston rod, 1b, 1c), the wherein sub-seal arrangement (1a of each piston rod, 1b, 1c) securely interconnective by least two, successive is arranged, flute profile annulus (2) with cooling bath (2a) and connecting groove (2f) forms, a piston rod seal liner (3) is furnished with in each flute profile annulus (2), and the sub-seal arrangement (1a of each piston rod, 1b, 1c) there is at least one with connection part (2c, connecting end (1d) 2d), wherein said connection part (2c, 2d) link together with the mode of fluid connection and described connecting groove (2f), and described connection part (2c, 2d) be arranged in such a way on this connecting end (1d), namely two successive are arranged, mutually be close to the sub-seal arrangement (1a of the piston rod on their connecting end (1d), 1b, 1c) by described connection part (2c, mode 2d) be communicated with fluid is interconnected with one another.
2. piston rod seal according to claim 1, it is characterized in that, sub-seal arrangement (the 1a of each piston rod, 1b, 1c) comprise a substrate (4), wherein have flute profile annulus (2) on operative orientation (L), follow this substrate (4) to arrange, namely this substrate (4) is configured to connection part (2c, connecting end (1d) 2d), and this substrate (4) has flow guide channel (4a), this flow guide channel makes described connection part (2c in the mode that fluid is communicated with, 2d) couple together with described connecting groove (2f).
3. piston rod seal according to claim 1, is characterized in that, the sub-seal arrangement (1a, 1b, 1c) of each piston rod comprises three or four flute profile annulus (2).
4. piston rod seal according to claim 1, it is characterized in that, sub-seal arrangement (the 1a of each piston rod, 1b, 1c) have at the upper passage (2g) extended of operative orientation (L), wherein each flute profile annulus (2) has a part of this passage (2g), but this passage (2g) in this flute profile annulus (2) at the extension of described cooling bath (2a) and described connecting groove (2f), and in this passage (2g), be furnished with link (6), this link is the sub-seal arrangement (1a of described piston rod, 1b, 1c) together remain on operative orientation (L).
5. the piston rod seal according to any one of the claims, it is characterized in that, this piston rod seal comprises a flange (7), from this flange, sub-seal arrangement (the 1a of described piston rod, 1b, 1c) one after the other arrange before and after operative orientation (L) is upper.
6. one kind comprises the piston compressor (20) of the piston rod seal (1) according to any one of the claims, it is characterized in that, this piston compressor has the installation opening (21) for installing this piston rod seal (1), follow this installation opening (21) and be furnished with fitting recess (22), this fitting recess passes to a cavity (23), this cavity is arranged for and holds this piston rod seal (1), and this installation opening (21) and/or this fitting recess (22) have maximum height (H), this is highly less than the sub-seal arrangement (1a of the piston rod that two successive are arranged, 1b, height 1c).
7. piston compressor according to claim 6 (20), it is characterized in that, also comprise an assembling auxiliary member (24), this assembling auxiliary member (24) is designed to movable and can extend in this cavity (23), and the sub-seal arrangement (1a of described piston rod, 1b, 1c) there is a recess (2e), this assembling auxiliary member (24) engages in the recess, to maintain the sub-seal arrangement (1a of the piston rod be arranged in this cavity (23) between this erecting stage, 1b, 1c).
8. piston compressor according to claim 7 (20), it is characterized in that, this assembling auxiliary member (24) has a rotating lug boss (24a), this lug boss can adopt at least two pivotal positions, when the first pivotal position, this lug boss (24a) extend in this cavity (23), and this lug boss (24a) is positioned at outside this cavity (23) completely when the second pivotal position.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE202014102844.7 | 2014-06-23 | ||
| DE202014102844.7U DE202014102844U1 (en) | 2014-06-23 | 2014-06-23 | Piston rod pack and piston compressor comprising a piston rod pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204239183U true CN204239183U (en) | 2015-04-01 |
Family
ID=51349953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420481584.4U Active CN204239183U (en) | 2014-06-23 | 2014-08-25 | Piston rod seal and the piston compressor comprising piston rod seal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204239183U (en) |
| DE (1) | DE202014102844U1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3786495A1 (en) | 2019-08-27 | 2021-03-03 | Burckhardt Compression AG | Method and device for testing the condition of a pressure package of a piston compressor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6932351B1 (en) | 2003-02-07 | 2005-08-23 | William L. Mowll | Packing case for cooling compressors and other machinery |
-
2014
- 2014-06-23 DE DE202014102844.7U patent/DE202014102844U1/en not_active Expired - Lifetime
- 2014-08-25 CN CN201420481584.4U patent/CN204239183U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE202014102844U1 (en) | 2014-07-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2012127227A3 (en) | Blow out preventer | |
| TW200517575A (en) | Turbine airfoil cooling flow particle separator | |
| MY191621A (en) | Alternate flow paths for single trip multi-zone systems | |
| CN104265950A (en) | Water outlet switch | |
| EP2224169A3 (en) | Gas turbine combustion system cooling arrangement | |
| GB2572680B (en) | Outlet guide vane for turbomachine, made from several parts assembled together by attachment means outside the flow stream | |
| CN204239183U (en) | Piston rod seal and the piston compressor comprising piston rod seal | |
| EP3203015A3 (en) | Spray nozzle for underground roof support | |
| GB2590757B (en) | Flow diversion valve for downhole tool assembly | |
| CN205446261U (en) | Multistage flexible hydro -cylinder and hoist | |
| WO2014207025A3 (en) | A gas lift system and a gas lift method | |
| RU2016115480A (en) | VALVE | |
| CN204312917U (en) | Water pipe adapter | |
| CN104204550B (en) | Fluid-pressure cylinder | |
| CN105545518A (en) | Engine block assembly | |
| CN105508623A (en) | Electronic expansion valve | |
| CN104454280A (en) | Controllable exhaust fuel oil metering valve | |
| CN204532755U (en) | Body, extend neck structure in compressor integral type | |
| WO2012099648A4 (en) | System and method for controlling formation fluid particulates | |
| CN109693345A (en) | A kind of cylinder cooling structure of needle valve type hot runner | |
| RU2011125904A (en) | REVERSING DEVICE FOR CUTTING WINDOWS IN A WELL CASING | |
| CN208743236U (en) | One kind sweeping equipment and its sweeps device | |
| CN204755058U (en) | Temperature saver composite set of engine | |
| CN106545666B (en) | Straight-through slide plate regulating valve | |
| CN107810300A (en) | Hygienic connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |