CN106287095B - A kind of pipeline compensator - Google Patents
A kind of pipeline compensator Download PDFInfo
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- CN106287095B CN106287095B CN201610726378.9A CN201610726378A CN106287095B CN 106287095 B CN106287095 B CN 106287095B CN 201610726378 A CN201610726378 A CN 201610726378A CN 106287095 B CN106287095 B CN 106287095B
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- Prior art keywords
- airtight
- outer sleeve
- core cylinder
- carriage
- wall
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Classifications
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L51/00—Expansion-compensation arrangements for pipe-lines
Abstract
The present invention provides a kind of pipeline compensator, outer sleeve is connect with core cylinder by compensation device；One end of the core cylinder and one end of outer sleeve are interference fitted, and " returning " font of an interference fit is presented；The compensation device is mounted between the both ends of interference fit；Carriage is mounted on one end of core cylinder interference fit and/or one end of outer sleeve interference fit；Airtight and watertight padding is arranged between one and/or two carriages, and the sealing ring is fixed on the inside of carriage；Airtight and watertight padding is made of several spherical shape airtight and watertight paddings, and spherical shape airtight and watertight padding is made of fine pore airtight and watertight padding of multiple grain diameter sizes between 0.04~0.08mm.Airtight and watertight padding of the present invention uses graphite packing, between 0.04~0.08mm of grain diameter size, there is extremely strong compressibility, while when by axially and radially squeezing, carriage carries out motion compensation, and filler can be compressed and extended with the movement of carriage.
Description
Technical field
The present invention relates to pipeline compensator technical field more particularly to a kind of pipeline compensators.
Background technology
Pipeline compensator mainly solves the problems, such as that pipeline expands with heat and contract with cold caused by temperature change, eliminates pipeline internal stress,
Pipe network is set to keep good operating mode.Currently, there are mainly three types of forms for the compensation way of steam pipeline compensator：First, mending naturally
It repays, second is that metal bellows compensates, third, sleeve expansion joint compensates.All there is certain deficiency in three of the above compensation way.From
So compensation refers in jet chimney installation process, every certain one " u "-shaped of spacing setting curved, " Z " on straight section pipeline
Shape is curved, or " L " shape is curved, and the cold and hot compensation of pipeline is realized using the flexible deformation of pipeline.Its advantage is that：Durable, not leakiness vapour, holds
Pressure energy power is high；The disadvantage is that：Occupied space is larger, investment is big, compensation rate is small.Metal bellows compensation is in the straight of jet chimney
One section of metal bellows is set every certain spacing on segment pipe, its advantage is that：It occupies little space, in its fatigue range not
Leak vapour；The disadvantage is that：Bearing capacity is low, and since the temperature fluctuation of most jet chimneys is big, pipeline it is flexible often, frequently
Action easily cause the fatigue of bellows, so that its service life is greatly lowered.Sleeve expansion joint compensate the advantages of be：Compensation rate
Greatly, it occupies little space, bearing capacity height；The disadvantage is that：It can not safeguard, be easy leakage vapour in use, maintenance load is big, now seldom
It uses.
Such as Chinese patent CN103438317A discloses a kind of steam pipeline compensator, including outer sleeve and core cylinder,
Core cylinder be inserted in end be equipped with it is anti-pull out ring, be equipped in the inner wall of outer sleeve and pull out the corresponding inner baffle ring of ring with anti-, be cased on core cylinder outer
Spacer ring with holes on wall, forms cricoid main packing seal letter between spacer ring and inner baffle ring, set is fixed in the right end of outer sleeve
The gland for core cylinder forms cricoid auxiliary packing seal letter between spacer ring and gland, it is characterized in that：In outer sleeve and empty room phase
Trepanning and it is tightly connected a storage tank in trepanning on corresponding outer wall, 90 DEG C of low melting point is less than equipped with fusing point in storage tank
Metal or alloy.Although the technical solution is to a certain extent, the advantages of maintaining buried maintainable sleev compensator, and prevent
The generation of compensator leakage vapour phenomenon, still, compensator compensation is dumb, and compensation rate is limited, have to be amplified.
Such as Chinese patent CN101876386A discloses a kind of rotary compensator for heat supply network pipeline, including inner tube, outer tube again
What is be connected with outer tube takes over, and graphite packing is housed between inner tube and outer tube, and graphite packing is equipped with convex towards the one end taken over
Ring, the other end be equipped with the bolted supported flange of outer tube, it is characterized in that the bulge loop by being fixed on outer tube wall in
Bulge loop and the outer bulge loop being fixed on outer wall of inner tube are constituted, and internal projecting ring is in contact with graphite packing, and contact surface is circular conical surface, the circle
The larger diameter end of the conical surface has annular groove towards graphite packing, the outer circle position of outer bulge loop, and being equipped with high-temperature medium in annular groove seals
Ring, the end face that the supported flange presses to graphite packing are equipped with the packing sealing ring coordinated with outer wall of inner tube sealing.The technical side
Although case has used secondary seal, increase certain sealing performance, but is limited to the pipeline of high-temperature medium, has centainly
Limitation, and the inflexible problem of compensation is still left, and the compensation rate of compensator is limited, needs to be extended.
Invention content
To overcome the pipeline existing in the prior art for being confined to high-temperature medium, there is certain limitation, and still
Leave the inflexible problem of compensation, and the limited problem of compensation rate of compensator, the present invention provides a kind of pipeline compensators.
The technical solution adopted by the present invention is：A kind of pipeline compensator, including outer sleeve and core cylinder, the outer sleeve with
Core cylinder is connected by compensation device；Its innovative point is：One end of the core cylinder and one end of outer sleeve are interference fitted, and are presented one
" returning " font of interference fit；The compensation device is mounted between the both ends of interference fit；The compensation device includes that sliding fills
It sets, airtight and watertight padding and sealing ring；The carriage is separately mounted to one end of core cylinder interference fit and outer sleeve interference is matched
One end of conjunction；The airtight and watertight padding is arranged between two carriages, and the sealing ring is fixed on the inside of carriage,
And it is fitted close with outer sleeve or core cylinder inner wall.
On this basis, the carriage is mounted in the form of being respectively perpendicular to two ends on core cylinder or outer sleeve；
The carriage includes sliding axis, with cuspidated slide head and in the same direction or incorgruous glider；It is described in the same direction or incorgruous slide
Device is fixed on core cylinder or the outer wall of outer sleeve end, which is fixedly connected with sliding axle, the sliding axle
End is equipped with slide head, and the slide head is contacted on core cylinder or the inner wall of outer sleeve end, and with it is in the same direction or incorgruous slide
Device fixed position is opposite.
On this basis, the shifting of slide head tip is offered on the core cylinder of the contact slide head or the inner wall of outer sleeve end
Dynamic shifting chute, slide head move in shifting chute, and the groove depth of the shifting chute is 0.5~1mm.
On this basis, institute's carriage further includes elastic telescopic part, and the elastic telescopic part is sheathed on slide head tip
Place, the slide head tip is not contacted on core cylinder or the inner wall of outer sleeve end；The elastic telescopic part be contacted with core cylinder or
On the inner wall of outer sleeve end.
On this basis, the elastic telescopic part includes convex block and spring, and the spring one end is fixed in convex block plane,
Convex block high spot moves in shifting chute；The spring other end, which is arranged, is fixed on slide head tip.
On this basis, the convex block high spot is arc surface.
On this basis, the airtight and watertight padding includes graphite packing, which is arranged in two carriages
Between, the grain diameter size of the graphite packing has extremely strong compressibility between 0.04~0.08mm.
On this basis, the airtight and watertight padding includes graphite packing and auxiliary seal filler；The graphite packing and auxiliary
Airtight and watertight padding interval is arranged, the grain diameter size of the graphite packing and auxiliary seal filler be 0.04~0.08mm it
Between, there is extremely strong compressibility.
On this basis, the sealing ring includes spacer ring and inner baffle ring, and the spacer ring is sealed in slide head and is connect with shifting chute
At feeler, the inner baffle ring is sealed in shifting chute both sides, realizes that sealing ensures.
On this basis, the spacer ring and inner baffle ring are graphite-seal ring.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) pipeline compensator of the invention, compensation device includes carriage, airtight and watertight padding and sealing ring；The cunning
Dynamic device is separately mounted to one end of core cylinder interference fit and one end of outer sleeve interference fit；The airtight and watertight padding setting exists
Between two carriages, sealing ring is fixed on the inside of carriage, and is fitted close with outer sleeve and core cylinder inner wall, is passed through
Carriage increases the compensation rate of compensator, and compensation is flexible, and compensation rate is big, by the setting of airtight and watertight padding and sealing ring, obtains
Higher sealing performance occupies little space, bearing capacity height on the whole.
(2) pipeline compensator of the invention, carriage include sliding axis, with cuspidated slide head and in the same direction or different
To glider；By slider drive sliding axis and slide head movement, can with the pressure compensated size of needs, at any time into
Row pressure compensation, and transfer flexibly, and at the same time when by axially and radially squeezing, filler can be made tightly to embrace outside core cylinder
Wall improves sealing reliability.
(3) pipeline compensator of the invention, carriage further includes elastic telescopic part, and the elastic telescopic part is sheathed on
At slide head tip, the setting of elastic telescopic part can increase compensator or trimmer pressure when compensator axial compression, can mitigate compensation
Device needs the compensation rate made, this to a certain extent for, the covert compensation rate for increasing compensator is ingenious in design.
(4) pipeline compensator of the invention, airtight and watertight padding includes graphite packing, and the grain diameter size of graphite packing is
Between 0.04~0.08mm, there is extremely strong compressibility, while when by axially and radially squeezing, carriage is moved
Compensation, filler can be compressed and extended with the movement of carriage.
The pipeline compensator of the present invention, sealing ring include spacer ring and inner baffle ring, and the spacer ring is sealed in slide head and moves
At dynamic slot contact angle, the inner baffle ring is sealed in shifting chute both sides, realizes that sealing ensures.
Description of the drawings
Fig. 1 is inventive pipeline compensator overall structure diagram；
Fig. 2 is a kind of embodiment schematic diagram of compensation device in inventive pipeline compensator；
Fig. 3 is the another embodiment schematic diagram of compensation device in inventive pipeline compensator；
Fig. 4 is clamp device schematic view of the mounting position in inventive pipeline compensator.
Specific implementation mode
Below in conjunction with drawings and examples, the present invention will be described in further detail.It should be appreciated that described herein
Specific examples are only used to explain the present invention, is not intended to limit the present invention.
The present invention discloses a kind of pipeline compensators, as shown in Figure 1：Including outer sleeve 11 and core cylinder 12, the housing
Cylinder 11 is connect with core cylinder 12 by compensation device；One end of the core cylinder 12 is interference fitted with one end of outer sleeve 11, is presented one
" returning " character form structure of interference fit；The compensation device is mounted between the both ends of interference fit；In order to ensure that compensation device accounts for
Small with space, bearing capacity is big, and the compensation device of present embodiment includes carriage 1, airtight and watertight padding 2 and sealing ring；It is described
One end that carriage 1 is separately mounted to one end of the interference fit of core cylinder 12 and outer sleeve 11 is interference fitted；The sealing is filled out
Material 2 is arranged between two carriages 1, and the sealing ring 2 is fixed on the inside of carriage 1, and with outer sleeve 11 or
12 inner wall of core cylinder is fitted close.In present embodiment, increase the compensation rate of compensator by carriage 1, compensation is flexible, compensation
Amount is big, and the innovative carriage of increase for the first time 1 is adjusted by pressure and compensation rate, and compensation is flexible, is had great
Meaning.The setting of carriage 1 mainly carries out axial pressure compensation.On the other hand, it changes and mainly simply sets in the past
The measure for setting airtight and watertight padding to be sealed is obtained higher close by the airtight and watertight padding 2 of special shape and the setting of sealing ring
Sealing property occupies little space, bearing capacity height on the whole, adjusting is compensated primarily directed to radial pressure.
As it is further preferred that as shown in Figure 1：The carriage 1 could be provided as one or two, when sliding fills
When setting 1 and being arranged to two, two carriages 1 are mounted on core cylinder 12 and outer sleeve 11 in the form of being respectively perpendicular to two ends
On；That is, when a carriage 1 is arranged, form of the carriage 1 perpendicular to end be mounted on core cylinder 12 or
On outer sleeve 11, sealing is fixed in the one end for not installing carriage.In the present embodiment, carriage 1 is provided with two
A, one is mounted on 11 inner wall of outer sleeve, another is mounted on the inner wall of core cylinder 12, and two carriages 1 are oppositely arranged,
Initial position is separately fixed at 12 inner wall end of 11 inner wall end of outer sleeve and core cylinder；Initial position can also be each attached to core cylinder
12 or outer sleeve 11 centre position, two carriages 1 contact, can also be mounted on 1 initial position of carriage
12 inner wall end of 11 inner wall end of outer sleeve or core cylinder, another 1 initial position of carriage are fixed on core cylinder 12 or housing
The centre position of cylinder 11.
Certainly, carriage 1 mentioned above can be setting one, can also be setting two, the reason is that setting one
Two carriages 1 of a carriage 1 and setting, the selection of not only simple quantity, and there is practical compensation effect.When
When carriage 1 is selected as one, form of the carriage 1 perpendicular to end is mounted on core cylinder 12 or outer sleeve 11, when by
When to axial compressive force, a carriage 1 carries out mobile adjusting according to the size of compensation rate in shifting chute 24.When sliding fills
When setting 1 and being selected as 2, the form that two carriages 1 can be respectively perpendicular to two ends is mounted on core cylinder 12 and outer sleeve 11
On, when by axial compressive force, 2 carriages 1 are according to the size of compensation rate, movement or relatively fortune in the same direction in shifting chute 24
It is dynamic to carry out mobile adjusting.It selects two carriages 1, compensation rate to select bigger, adjusts more flexible, compared to 1 carriage,
Also with the fast advantage of governing speed.
As it is further preferred that above-mentioned carriage 1 include sliding axis 22, with cuspidated slide head 23 and in the same direction or
Incorgruous glider 21；Described in the same direction or incorgruous glider 21 is fixed on the outer wall of core cylinder 12 or outer sleeve 11, this is in the same direction or different
It is fixedly connected with sliding axle 22 to glider 21,22 end of the sliding axle is equipped with slide head 23, and the slide head 23 is contacted with
On the inner wall of 11 end of core cylinder 12 or outer sleeve, i.e., the nib contacts of slide head 23 are in the inner wall of 11 end of core cylinder 12 or outer sleeve
On；And it is opposite in the same direction or incorgruous 21 fixed position of glider.In the present embodiment, in the same direction or incorgruous glider 21 is selected,
Can according to pressure compensation size and compensation rate, two gliders be slided in the same direction as needed or it is incorgruous slide, mended
The adjusting for the amount of repaying.As it is further preferred that the tip setting of slide head 23 has certain arc surface or circular conical surface, sliding
It is more smoothly when adjusting, prolong the service life, while when being arranged to circular conical surface, forced area increases, and further increases
Resistance to compression impact force.
As shown in Figure 1：As it is further preferred that when carriage 1 is set as 1, core cylinder 12 or outer sleeve 11 are appointed
The shifting chute 24 of 23 tip of slide head movement is offered on the inner wall of one end；When carriage is set as 2, the contact
The shifting chute 24 of 23 tip of slide head movement, sliding are offered on the inner wall of 11 end of core cylinder 12 and outer sleeve of slide head 23
First 23 move in shifting chute 24, and the groove depth of the sliding groove 24 is 0.5~1mm.On the one hand the depth of slot determines sliding
First 23 sliding speed, and determine the quality of sealing performance.The depth of slot is too deep, causes greatly to increase to sealing cost,
The depth of slot is excessively shallow, has limitation to sliding speed.In the present embodiment, limit the groove depth of shifting chute 24 as 0.5~
1mm can both ensure that sliding speed reached requirement, and improve working efficiency, it can also be ensured that close when airtight and watertight padding etc. is sealed
It seals at low cost.
As it is further preferred that in the following embodiments, as shown in Figure 3：Carriage 1 further includes elastic telescopic
Part, the elastic telescopic part are sheathed at 23 tip of slide head, and 23 tip of the slide head is not contacted with core cylinder 12 or outer sleeve
On the inner wall of 11 ends；The elastic telescopic part is contacted on the inner wall of 11 end of core cylinder 12 or outer sleeve.In present embodiment
In, the setting of elastic telescopic part can increase compensator or trimmer pressure when compensator axial compression, can mitigate compensator needs and make
Compensation rate, this to a certain extent for, the covert compensation rate for increasing compensator is ingenious in design.Preferably, institute
It includes convex block 26 and spring 27 to state elastic telescopic part, and 27 one end of the spring is fixed in 26 plane of convex block, 26 high spot of convex block
It is moved in shifting chute 24；27 other end of the spring, which is arranged, is fixed on 23 tip of slide head.In view of the influence of frictional force is made
With preferential selection sets 26 high spot of convex block to arc surface.As shown in Figure 4：It is set to sliding in order to further strengthen spring pocket
Head tip firmness, be additionally arranged and be arranged clamp device 28, it is described be arranged clamp device 28 in order to and meanwhile ensure leakproofness, selection
It is fastened with annular snap button, preferably selects the annular buckle of elasticity, can be fixed according to the depth that is arranged of spring 27.Separately
On the one hand, annular snap deduction of points is upper annular buckle and lower annular buckle, and labyrinth is used between upper annular buckle and lower annular buckle
Type seal form, upper annular buckle can be fixed at 23 tip of slide head, and lower annular buckle is fixed on and 23 tip of slide head
27 one end of spring of connection.
In another embodiment of the present invention, elastic telescopic part is convex block 26, and the convex block 26 directly replaces slide head
23 effect is connected on sliding axis 22, and sliding axis 22 is fixed in 21 plane of convex block, and 21 high spot of convex block is in shifting chute 24
Movement；Structure is more simple, does not influence the adjusting of compensation rate, but spring 27 can increase buffering when compensator compresses axially
Pressure can mitigate compensator and need the compensation rate made, this to a certain extent for, the covert benefit for increasing compensator
The design for the amount of repaying because of the missing of spring 27, and lacks this function.
As it is further preferred that the airtight and watertight padding 2 includes graphite packing, which is arranged in two cunnings
Between dynamic device 1, the grain diameter size of the graphite packing 2 has extremely strong compressibility between 0.04~0.08mm,
And then when can ensure at the same time by axially and radially squeezing, carriage 1 carries out motion compensation, and filler can be with sliding
The corresponding movement of device 1 is compressed and is extended.
In another embodiment of the present invention, the airtight and watertight padding 2 includes graphite packing and auxiliary seal filler；It is described
Graphite packing is arranged with auxiliary seal filler interval, and the graphite packing and the grain diameter size of auxiliary seal filler are
It is sliding when there is extremely strong compressibility, and then can ensure at the same time by axially and radially squeezing between 0.04~0.08mm
Dynamic device 1 carries out motion compensation, and filler can be compressed and extended with the corresponding movement of carriage 1.Above-mentioned auxiliary is close
Packing material can be the functional fillers such as high-density medium filler, high-temperature medium filler or high-pressure medium filler, can seal
While tightness, what is be passed through in increase functional seal, such as pipeline is high temperature substance, or needs the object of high-pressure transport
Matter has multifunctionality, is widely used.
Above-mentioned airtight and watertight padding either selects single graphite packing, or selection graphite packing and auxiliary seal filler
Compounded mix, in order to further increase radial compensation or radial direction anti-impact force, as shown in Figure 2,3：Above-mentioned filler is disposed as
Globe seal filler 33, the i.e. airtight and watertight padding 2 are made of several spherical shape airtight and watertight paddings；One spherical shape sealing is filled out
Material 33 is made of many fine pore airtight and watertight paddings 34 of the grain diameter size between 0.04~0.08mm, that is, Ke Yitong
Cross roll-in shape of the fine pore airtight and watertight padding 34 by multiple grain diameter sizes between 0.04~0.08mm by certain pressure
At, rolling pressure between 10~50Mpa, cannot too greatly can not be too small, avoid the compressibility for influencing particle.Several balls
Shape airtight and watertight padding 33 is arranged between two carriages 1, that is, the maximum that can be formed in two carriages 1 is arranged
In cavity, spherical shape airtight and watertight padding 33 is filled.It is upper and lower two groups that several spherical shape airtight and watertight paddings 33, which are divided to, orderly respectively
11 inner wall of placement core cylinder 12 and outer sleeve, the spherical shape airtight and watertight padding 33 in upper and lower two groups is arranged at interval, and adjacent
It is in labyrinth seal between two, the gap in upper and lower two groups of spherical shapes shape airtight and watertight padding is with multiple grain diameter sizes 0.04
Fine pore airtight and watertight padding 34 between~0.08mm is filled, and can be effectively increased forced area, be further increased resistance to compression impact force.
As shown in Figure 2：Sealing ring in present embodiment includes spacer ring 25 and inner baffle ring (not shown), the spacer ring
25 are sealed in slide head 23 and at 24 contact angle of shifting chute, form L-type sealing；The inner baffle ring is sealed in 24 both sides of shifting chute,
Realize that shifting chute 24 sealing itself ensures.As it is further preferred that the spacer ring 25 and inner baffle ring are graphite-seal ring.It is whole
It is multi-sealed on body, it can be adapted for the pipeline of different medium, without limitation, have a wide range of application.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, be not to be taken as excluding other embodiments, and can be used for various other combinations, modification and
Environment, and can be changed by the above teachings or related fields of technology or knowledge in the scope of the invention is set forth herein
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of the claims.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, be not to be taken as excluding other embodiments, and can be used for various other combinations, modification and
Environment, and can be changed by the above teachings or related fields of technology or knowledge in the scope of the invention is set forth herein
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of the claims.
Claims (10)
1. a kind of pipeline compensator, including outer sleeve (11) and core cylinder (12), the outer sleeve (11) pass through with core cylinder (12)
Compensation device connects；One end clearance fit of one end and outer sleeve (11) of the core cylinder (12), one clearance fit of presentation
" returning " font；The compensation device is mounted between the both ends of clearance fit；The compensation device includes carriage (1), sealing
Filler (2) and sealing ring；The carriage (1) is mounted on one end and/or the outer sleeve clearance fit of core cylinder clearance fit
One end；The airtight and watertight padding (2) is arranged between two carriages (1), and the sealing ring is fixed on carriage (1)
Inside, and be fitted close with outer sleeve (11) inner wall or core cylinder (12) outer wall；It is characterized in that：The airtight and watertight padding (2) if by
A dry spherical shape airtight and watertight padding (33) forms, the spherical shape shape airtight and watertight padding (33) by multiple grain diameter sizes 0.04~
Fine pore airtight and watertight padding (34) composition between 0.08mm.
2. pipeline compensator according to claim 1, it is characterised in that：Several described spherical shape airtight and watertight paddings (33)
It is divided into upper and lower two groups, it is orderly respectively to be placed in the cavity formed by core cylinder (12) and outer sleeve (11) inner wall, upper,
Spherical shape airtight and watertight padding (33) interval setting in two groups lower, the gap in upper and lower two groups of spherical shapes shape airtight and watertight padding is with multiple
Fine pore airtight and watertight padding (34) filling of the grain particle size between 0.04~0.08mm.
3. pipeline compensator according to claim 1 or 2, it is characterised in that：The airtight and watertight padding (2) includes that graphite is filled out
Material and auxiliary seal filler；The graphite packing is arranged with auxiliary seal filler interval, and the graphite packing is filled out with auxiliary seal
The grain diameter size of material is to have extremely strong compressibility between 0.04~0.08mm.
4. pipeline compensator according to claim 1, it is characterised in that：The carriage (1) is to be respectively perpendicular to
The form of two ends is mounted on core cylinder (12) or outer sleeve (11)；The carriage (1) includes sliding axis (22), with point
The slide head (23) and in the same direction or incorgruous glider (21) at end；Described in the same direction or incorgruous glider (21) is fixed on core cylinder (12)
On outer wall or on the inner wall of outer sleeve (11), which is fixedly connected with sliding axle (22), the sliding
Axis (22) end is equipped with slide head (23), and the slide head (23) is contacted on the outer wall of core cylinder (12) end or outer sleeve
(11) on the inner wall of end, and it is opposite in the same direction or incorgruous glider (21) fixed position.
5. pipeline compensator according to claim 4, it is characterised in that：The core cylinder (12) of the contact slide head (23)
Outer wall on or the inner wall of outer sleeve (11) on offer the shifting chute (24) of slide head (23) tip movement, slide head (23) exists
The groove depth of movement in shifting chute (24), the shifting chute (24) is 0.5~1mm.
6. pipeline compensator according to claim 4, it is characterised in that：The carriage (1) further includes that elasticity is stretched
Contracting part, the elastic telescopic part are sheathed at slide head (23) tip；The elastic telescopic part is contacted with core cylinder (12) end
On outer wall or the inner wall of outer sleeve (11) end.
7. pipeline compensator according to claim 6, it is characterised in that：The elastic telescopic part include convex block (26) and
Spring (27), described spring (27) one end are fixed in convex block (26) plane, convex block (26) high spot fortune in shifting chute (24)
It is dynamic；Spring (27) other end, which is arranged, is fixed on slide head (23) tip.
8. pipeline compensator according to claim 7, it is characterised in that：Convex block (26) high spot is arc surface.
9. pipeline compensator according to claim 1, it is characterised in that：The sealing ring includes spacer ring (25) and interior gear
Ring, the spacer ring (25) are sealed in slide head (23) at shifting chute (24) contact angle, and the inner baffle ring is sealed in shifting chute
(24) both sides realize that sealing ensures.
10. pipeline compensator according to claim 9, it is characterised in that：The spacer ring (25) and inner baffle ring are stone
Black sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726378.9A CN106287095B (en) | 2016-08-25 | 2016-08-25 | A kind of pipeline compensator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726378.9A CN106287095B (en) | 2016-08-25 | 2016-08-25 | A kind of pipeline compensator |
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| CN106287095A CN106287095A (en) | 2017-01-04 |
| CN106287095B true CN106287095B (en) | 2018-10-09 |
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| CN107270012A (en) * | 2017-07-29 | 2017-10-20 | 江苏永力管道有限公司 | Solid forging high pressure resistant rotary compensator |
| CN108954868A (en) * | 2018-07-19 | 2018-12-07 | 高朝辉 | A kind of solar water heater full water auto water stopping equipment that rural area empty nestor uses |
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| CN103982731A (en) * | 2014-04-22 | 2014-08-13 | 江苏苏创管业科技有限公司 | Maintenance-free self-sealing sleeve compensator |
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| CN204986180U (en) * | 2015-09-26 | 2016-01-20 | 江苏永昌膨胀节有限公司 | Disposable compensator is used to pipeline |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4141064C2 (en) * | 1991-06-27 | 1997-05-22 | Hans Rattay Gmbh & Co Kg | Joint compensator |
| CN103438317A (en) * | 2013-09-08 | 2013-12-11 | 赵铎 | Steam pipeline compensator |
| CN103982731A (en) * | 2014-04-22 | 2014-08-13 | 江苏苏创管业科技有限公司 | Maintenance-free self-sealing sleeve compensator |
| CN203847884U (en) * | 2014-04-22 | 2014-09-24 | 江苏晨光波纹管有限公司 | High-pressure-resistant and high-temperature-resistant rotation compensator |
| CN204986180U (en) * | 2015-09-26 | 2016-01-20 | 江苏永昌膨胀节有限公司 | Disposable compensator is used to pipeline |
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|---|---|
| CN106287095A (en) | 2017-01-04 |
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