CN110056724A - The locking docking pipe joint arrangement of shock-absorbing - Google Patents
The locking docking pipe joint arrangement of shock-absorbing Download PDFInfo
- Publication number
- CN110056724A CN110056724A CN201910446831.4A CN201910446831A CN110056724A CN 110056724 A CN110056724 A CN 110056724A CN 201910446831 A CN201910446831 A CN 201910446831A CN 110056724 A CN110056724 A CN 110056724A
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- Prior art keywords
- lock
- shock
- lock core
- retaining
- absorbing
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- 238000003032 molecular docking Methods 0.000 title claims abstract description 36
- 238000007789 sealing Methods 0.000 claims description 13
- 238000002627 tracheal intubation Methods 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 6
- 230000001151 other effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000003466 welding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
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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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0212—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a kind of locking docking pipe joint arrangements of shock-absorbing, lead to lock core including in, it is characterized in that the outer circle for leading to lock core in described is equipped with main lock external screw thread, in lead to lock core one end by main lock external screw thread connection lock, lock is located at one end outside main lock external screw thread and is equipped with the main eccentric head that the logical lock core central axes in have eccentricity, in lead to the outside of lock core and equally pass through main lock external screw thread configuration lock nut, the lock nut has the inner cone interference hole cooperated with main eccentric head；The lock center is equipped with through-hole corresponding with place docking bore, and lock leads to in is equipped with shock-absorbing gasket at the cooperation of lock core end face.Lead to a series of component design such as lock core, lock nut, lock, retaining cap, retaining lock core in, reach the not damaged connection of multiple material butt tube, the scene of realization connects fastly, has only lock, anticreep, shock-absorbing and other effects.
Description
Technical field
The present invention relates to pipe fitting interconnection technique, especially a kind of locking docking pipe joint arrangement of shock-absorbing.
Background technique
Fluid pressure line, pneumatic circuit docking, locking need people that can use a variety of different methods according to pepeline characteristic.
Locking glue is used such as between internal and external threads；For another example patent announcement number be CN203248861U, a kind of disclosed checknut connector,
Flat shoulder grafting head is connected on pipeline at one end, stop nut is threaded on flat shoulder grafting head, is connected on other end pipeline
Have intermediate thread connector, cap nut be housed in the outer sheath of intermediate thread connector peace shoulder grafting head, in intermediate thread connector and
Pipeline end between flat shoulder grafting head is equipped with gasket seal, and stop nut here is exactly commonly to spell tight nut；For another example patent is public
Accusing number is CN206608637U, a kind of locking pipe joint, including the recessed cap of upper tube, down tube, HL and the convex cap of HL, hollow screw,
The lower end of coupling tube, connector and gasket, the convex cap of HL is fixedly and coaxially connected integrally through coupling tube and down tube, hollow screw suit
Outside upper tube, hollow screw top and the bottom pass through thread bush in the recessed cap of HL and the convex cap of HL；Upper tube lower end and upper end of joint are coaxial
It is fixedly connected, connector lower end is equipped with flange, is squeezed hollow screw end face by screwing hollow screw and the standby recessed cap of tight HL relatively
Transition end surfaces are connected to onto fitting flange step surface, and by fitting flange, sealing is equipped between fitting flange and coupling tube
Pad.In these designs, locking glue is vulnerable for a long time, and effect is limited by high temperature or ultralow temperature, spells tight nut and is not suitable for
Working environment with vibration must meet the requirement that running check is studied for a second time courses one has flunked, and the latter is only applicable to welded pipe or needs to carry out
Live butt welding, application range is smaller, and general sealed loop-pad is also difficult to avoid the problem that leakage under dynamic environment.
Summary of the invention
The purpose of the present invention is to solve the quick nondestructive of pipeline docking sites various under vibration or dynamic environment companies
It connects and above-mentioned problem, provides that a kind of structure is simple, the convenient and fast locking docking pipe joint arrangement of shock-absorbing of operation.
Above-mentioned technical problem of the invention is mainly to be addressed by following technical proposals: a kind of locking docking of shock-absorbing
Pipe joint arrangement, including in lead to lock core, it is characterized in that in described lead to lock core outer circle be equipped with main lock external screw thread, in lead to lock core one
By main lock external screw thread connection lock, lock one end outside main lock external screw thread is equipped with leads to lock core central axes with partially at end
The main eccentric head of heart amount, in lead to the outside of lock core and equally pass through main lock external screw thread configuration lock nut, the lock nut with and main bias
The inner cone interference hole of head cooperation；The lock center is equipped with through-hole corresponding with place docking bore, and lock leads to lock in
Shock-absorbing gasket is equipped at the cooperation of core end face.
In the locking docking pipe joint arrangement of shock-absorbing above-mentioned, preferably, in described lead to lock core, lock one end respectively with
Place butt tube is connected by retaining locking gear.
In the locking docking pipe joint arrangement of shock-absorbing above-mentioned, preferably, the retaining locking gear includes leading in being located at
Lock core or the eccentric cone of lock one end, and the intubation seat on eccentric cone center line, intubation seat bottom end are equipped with sealing
Circle, intubation seat on the outside of be equipped with retaining screw hole, be arranged outside butt tube by retaining screw hole retaining resilient sleeve and with it is described
Retaining resilient sleeve, retaining screw hole cooperate simultaneously and length is greater than the retaining lock core of retaining screw hole；Retaining outside retaining screw hole
Retaining cap is connected through a screw thread on lock core, the retaining cap has in the eccentric cone cooperation for leading to lock core or lock one end in
Bore interference hole.
In the locking docking pipe joint arrangement of shock-absorbing above-mentioned, preferably, the shock-absorbing gasket has hollow vibrationproof chamber.
In the locking docking pipe joint arrangement of shock-absorbing above-mentioned, preferably, the shock-absorbing gasket and lock, in lead to lock core
The two sides of cooperation is equipped with sealing flange collar, correspondingly, lock, in lead on the end face that cooperates with shock-absorbing gasket of lock core and be respectively equipped with
Packing holder.
In the locking docking pipe joint arrangement of shock-absorbing above-mentioned, preferably, leading to lock core in described towards place butt tube one end
Face is equipped with several and tightens counterbore with what is be centrosymmetrically arranged.
In the locking docking pipe joint arrangement of shock-absorbing above-mentioned, preferably, the shape of the lock nut, lock, retaining cap or
It is all or part of regular hexahedron, the end profiles that the retaining lock core is located at retaining screw hole outer portion part are regular hexahedron.
In the locking docking pipe joint arrangement of shock-absorbing above-mentioned, preferably, the intracavitary air pressure of hollow vibrationproof >=1 standard is big
Air pressure.
In the locking docking pipe joint arrangement of shock-absorbing above-mentioned, preferably, the lock and in lead between lock core and be equipped with
Junctor is equipped with shock-absorbing gasket between middle junctor and lock mating surface, in lead to butt tube and middle junctor corresponding to lock core position
Welding.
In the locking docking pipe joint arrangement of shock-absorbing above-mentioned, preferably, on the middle junctor and the outer circle of lock cooperation
Equipped with several radial limit raised lines.
The technical program proposes that one kind is applicable in a variety of pipes-pipe docking environment, including steel pipe, pvc pipe etc., mainly in
Lead to lock core, lock, lock nut and exempts to weld the composition such as retaining locking gear.Wherein, it is that two butt tubes connect that lock core is led in lock
Between " bridge ", in lead to lock core outer circle and be equipped with continuous main lock external screw thread, by main lock external screw thread first is that connecting lock, two
It is the lock nut that assembly forms self-locking with lock interworking.Main eccentric head of the self-locking source in lock with eccentricity, it is main
Eccentric head main body is cone, centered on leading to lock core center line in (i.e. docking tube hub line), leads to lock core and lock phase in the middle
After being determined to position, moved from lock nut along main eccentric head to lock rotation direction, when reaching tightening state due to there are eccentricity and
It is self-locking.Generally, eccentricity makes mutually matched screw thread tendency unilateral, instantaneously generates with the taper collective effect of bullet
It is full of.And due to the cone structure feature of main eccentric head, abrasion caused by interference can be avoided, realizes that multiplicating is self-locking.
Lead to lock core in the present apparatus and lock center is equipped with through-hole corresponding with docking bore, it is generally isometrical, two
It is isolated from the outside at end face cooperation between person by a kind of shock-absorbing gasket.It is substantially 1 that shock-absorbing gasket, which has interior air pressure,
Hollow vibrationproof chamber more than standard atmospheric pressure, in lead to lock core and lock compression fit after, in shockproof source or other vibration conditions
Under, it is no different with conventional hermetic pad, and once shake, especially under long-time vibrating state, shock-absorbing gasket is just hollow
Under the action of vibrationproof chamber, shock energy is decomposed one by one in interface internal, not only keeps sealing state, but also play cushioning effect.
Especially lock, in lead to lock core and shock-absorbing gasket counterface upper seal seat design, shock-absorbing gasket is two-sided to be all had
Flange collar is sealed, in conjunction with hollow vibrationproof chamber, so that the axial kinetic energy that vibration generates can not also influence the sealing function of gasket.
Meanwhile in the present apparatus lead to lock core, lock one end be separately connected the selection that butt tube has a variety of connection types,
In one of most important connection type be exactly to be connected by retaining locking gear.The connection type of retaining locking gear is that one kind is exempted from
Weldering, not damaged connection.Retaining locking gear leads to the eccentric cone of lock core or lock one end in mainly including, and lead in lock core or
Setting intubation seat, retaining screw hole, then configures retaining resilient sleeve, retaining lock core in lock.
Retaining resilient sleeve is a kind of along the axial conical shell structure for having and tiltedly slotting, and retaining lock core has and retaining elasticity
Cover the inner hole of conical shell cooperation.Retaining resilient sleeve is sleeved in docking pipe outside diameter, when retaining lock core leads to lock core or lock in
When retaining screw hole (determining pipe screw hole) promotion screws, retaining resilient sleeve inner hole the more is pressed the more tight to butt tube, when retaining lock core is tightened,
Butt tube just positions completely.And a retaining cap is connected by its external screw thread on the retaining lock core of retaining screw hole outer portion part, by
Retaining cap leads to lock core in or the eccentric cone of lock one end carries out interference only lock, thoroughly prevents butt tube from deviating from.
Further, in order to realize that the cooperation of each component of the present apparatus positions, each component that could be positioned that need to rotate is pulled
The setting of the operational instrument impetus such as hand leads to lock core towards tightening counterbore on one end face of place butt tube as in；Lock nut, lock, retaining
The shapes such as cap, retaining lock core have regular hexahedron for spanner use.
It, equally can smoothly shock-absorbing anticreep connection, such as lock to the welding butt tube in part according to present apparatus design principle
Seat and in lead between lock core and be equipped with a kind of middle junctor by intermediate butt welding pipe, at this point, the outer circle of middle junctor and lock cooperation
On need to arrange radial limit raised line, to lead to lock core in guaranteeing smoothly and lock compression.
Compared with prior art, the beneficial effects of the present invention are: leading to lock core, lock nut, lock, retaining cap, retaining in passing through
The a series of component design such as lock core, reaches the not damaged connection of multiple material butt tube, and the scene of realization connects fastly, have only lock,
Anticreep, shock-absorbing and other effects；Mitigation, which is regularly maintained, checks whether pipe joint loosens workload, reduces accident probability；Structure letter
It is single, it is easy to manufacture, it is reusable, it is easy to maintain.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the invention.
Fig. 2 is retaining locking gear position partial enlargement structural representation in Fig. 1.
Fig. 3 is a kind of base structure schematic diagram of the invention.
Fig. 4 is to lead to lock core structure schematic diagram in one kind of the invention.
Fig. 5 is a kind of size butt tube connection example structure schematic diagram of the invention.
Fig. 6 is a kind of shock-absorbing gasket structure diagram of the invention.
Fig. 7 is the solderable adapter tube connection example structure schematic diagram of one kind of the invention.
Fig. 8 is the A-A of Fig. 7 to configuration diagram.
Fig. 9 is a kind of pure welded pipe connection example structure diagram of the invention.
In figure: 1. first butt tubes, 101. first welded pipes, junctor in 102., 1021. radial limit raised lines, 2. lock nuts,
Lead to lock core in 3., 301. main lock external screw threads, 302. lock core packing holders, through-hole in 303., 304. lock cores determine pipe screw hole, and 305. lock
Core is intubated seat, and 306. tighten counterbore, 4. locks, the inclined cone of 401. locks, and 402. locks are intubated seat, and 403. locks determine pipe screw hole,
404. main eccentric heads, the main button internal screw thread of 405. locks, 406. lock packing holders, 5. second butt tubes, 501. major diameter butt tubes,
6. shock-absorbing gasket, 601. hollow weak vibration chambers, 602. sealing flange collars, 7. retaining caps, 8. retaining lock cores, 9. retaining resilient sleeves.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Referring to Fig. 1, Fig. 2, the locking docking pipe joint arrangement of a kind of shock-absorbing of the present embodiment, with the first butt tube 1 and second pair
Adapter tube 5 is connecting object.Main component have lock nut 2, in lead to lock core 3, lock 4, shock-absorbing gasket 6 and retaining locking gear.
In lead to lock core 3 as shown in figure 4, its main body is at stepped cylindrical axle construction, center is equipped with and 1 outer diameter phase of the first butt tube
Deng through-hole, major diameter outer circle be equipped with main lock external screw thread 301, minor diameter outer circle be light beam.Lock 4 is as shown in figure 3, wherein
The heart is equipped with the through-hole equal with 5 outer diameter of the second butt tube, and one end that lock core 3 cooperates is led to in and is equipped with the hole for leading to lock core 3 in receiving
Seat, has the main button internal screw thread 405 of lock cooperated with main lock external screw thread 301 in hole seat, i.e., in lead to 3 one end of lock core and pass through outside main lock
Screw thread 301 is connect with lock 4, and, lock 4 is located at main 301 outside one end of lock external screw thread to be had equipped with 3 central axes of lock core logical in
The main eccentric head 404 of eccentricity, lead to outside lock core 3 in equally by main lock external screw thread 301 configure one be sleeved in lead to and lock
Lock nut 2 on core 3, lock nut 2 have the inner cone interference hole cooperated with main eccentric head 404.Lead to the hole of lock core 3 in accommodating in lock 4
Seat bottom surface leads to in is equipped with shock-absorbing gasket 6 at 3 end face cooperation of lock core.Lock 4 and 6 mating surface of shock-absorbing gasket are equipped with lock
Packing holder 406, in lead to lock core 3 and be equipped with lock core packing holder 302 with 6 mating surface end of shock-absorbing gasket.
In lead to 1 connecting pin of lock core 3 and the first butt tube, lock 4 and 5 connecting pin of the second butt tube pass through a pair retaining respectively
Locking gear connection.The retaining locking gear structure at two ends is identical, is had below with lock 4 and 5 connecting pin of the second butt tube
Body explanation.
With continued reference to Fig. 2, Fig. 3, retaining locking gear includes the inclined cone of eccentric cone i.e. lock positioned at 4 one end of lock
401, and the intubation seat on inclined 401 center line of cone of lock, i.e. lock is intubated seat 402, and lock intubation 402 bottom end of seat is set
There is sealing ring, is equipped with retaining screw hole on the outside of lock intubation seat 402, i.e. lock determines pipe screw hole 403, determines pipe screw hole by lock
403 are arranged retaining resilient sleeve 9 and retaining lock core 8 outside the second butt tube 5.Retaining resilient sleeve 9 is a kind of inner hole and second pair
The cylinder nested structure of 5 major diameter fit of adapter tube, outer circle are cone structure, and edge is axially arranged with oblique through slot, shape on 9 barrel of retaining resilient sleeve
At elastic ring, inwardly, small end is towards retaining lock core 8 for big end when assembly.Retaining lock core 8 has taper hole, passes through taper hole and retaining elasticity
9 cooperation of set；It is screw thread outside retaining lock core 8, determines pipe screw hole 403 with lock and cooperate.The length of retaining lock core 8 is greater than lock and manages surely
Screw hole 403 is regular hexahedron being located at lock to determine its shape of the end of 403 outer portion part of pipe screw hole, forms a driving end.It is locking
Seat determine to be connected through a screw thread a retaining cap 7 on the retaining lock core 8 of 403 outer portion part of pipe screw hole, and retaining cap 7 with boring partially with lock
The inner cone interference hole that body 401 cooperates.
Note: in lead to 3 center line three-way hole of lock core be middle through-hole 303, in the retaining locking gear being connect with the first butt tube 1,
It is intubated seat, retaining screw hole relative name is respectively that lock core is intubated seat 305, lock core determines pipe screw hole 304.
It can connect diameter not equal butt tube by the above retaining locking gear such as to scheme such as major diameter butt tube 501
Shown in 5, major diameter butt tube 501 is arranged in 4 one end of lock.
6 structure of shock-absorbing gasket as shown in fig. 6, gasket body in have hollow weak vibration chamber 601, it is interior filled with air pressure be 1 mark
The inert gas of quasi- atmospheric pressure.Shock-absorbing gasket 6 and lock 4, in lead to 3 mutually matched two faces of lock core and be equipped with sealing flange collar
602, sealing flange collar 602 and lock 4, in the packing holder that leads on lock core 3 cooperate, form whole leakage-proof structure.
It is gone on smoothly to lead in enabling when lock core 3 assembles, lock core 3 is led in towards being equipped with 4 on 1 one end face of the first butt tube
It is a to tighten counterbore 306 with what is be centrosymmetrically arranged, form F spanner or pin type spanner fixed point.Meanwhile by lock nut 2, retaining cap 7
Shape be all made regular hexahedron, regular hexahedron is made in the major diameter part of lock 4, forms die nut fixed point.
In addition, in practical application, one layer of sealant, sealant can be applied between retaining resilient sleeve 9 and docking pipe surface
It can be deformed with sealing surface shape, be not easy to trickle, be the sealing material for having certain caking property, play anti-leak, waterproof, vibration proof
And sound insulation, it is heat-insulated the effects of.
Relationship between 9 material of butt tube material and retaining resilient sleeve is preferably: if butt tube is metal material, retaining
Resilient sleeve 9 is nonmetallic materials；If butt tube is nonmetallic materials, retaining resilient sleeve 9 is metal material, such as brass, no
Become rusty steel etc..
When installation, first shock-absorbing gasket 6 is fitted into lock 4, then leads to lock core 3 by and is attached with lock 4, is then led to
Cross retaining locking gear assembly 1 connecting pin of the first butt tube and the second butt tube 5.
According to the present embodiment principle, extend following two embodiment:
One of embodiment: such as showing for Fig. 7, Fig. 8, lock 4 and in lead to and be equipped with a kind of middle junctor 102, middle junctor between lock core 3
Between 102 and 4 mating surface of lock assemble shock-absorbing gasket 6, in lead to 3 position of lock core corresponding to butt tube be the first welded pipe
101, the first welded pipe 101 is welded with middle junctor 102.When in-site installation, first by lock nut 2, in lead to lock core 3 be sleeved on the first welding
Pipe 101, it is then that 101 end of the first welded pipe and middle junctor 102 is integrally welded, then connect with lock 4.This structure
In, the outer circle that middle junctor 102 cooperates with lock 4 limits raised line 1021 equipped with two and two or more radial directions, in guaranteeing
Tight fit between logical lock core 3 and lock 4, the radial raised line 1021 that limits according to the diameter quantification of butt tube, get over by diameter
Greatly, quantity multiselect.
The two of embodiment: for complete welded pipe be not excluded in lead to lock core 3 and directly welded with the first butt tube 1, such as Fig. 9 institute
Show, lock 4 and the second butt tube 5 are welded by intermediate.
Above-described embodiment is the description of the invention, is not limitation of the invention, as lock 4, in lead to lock core 3 and shock-absorbing
Multiple formation labyrinth sealings etc. are arranged in 6 counterface upper seal seat of gasket, after any pair of simple transformation of the invention
Structure etc. all belongs to the scope of protection of the present invention.
Claims (10)
1. a kind of locking docking pipe joint arrangement of shock-absorbing, including in lead to lock core (3), it is characterized in that leading in the outer circle of lock core in described
Equipped with main lock external screw thread (301), in lead to lock core one end lock (4) connected by main lock external screw thread, lock is located at main lock external screw thread
External one end is equipped with leads to the main eccentric head (404) that lock core central axes have eccentricity in, in lead to the outside of lock core and equally pass through
Main lock external screw thread configures lock nut (2), and the lock nut has the inner cone interference hole with main eccentric head cooperation；The lock center is equipped with
Through-hole corresponding with place docking bore, lock, which leads to at the cooperation of lock core end face, is equipped with shock-absorbing gasket (6).
2. the locking docking pipe joint arrangement of shock-absorbing according to claim 1, which is characterized in that lead to lock core (3), lock in described
One end of seat (4) is connect with place butt tube by retaining locking gear respectively.
3. the locking docking pipe joint arrangement of shock-absorbing according to claim 2, characterized in that the retaining locking gear includes
Lead to the eccentric cone of lock core (3) or lock (4) one end, and the intubation seat on eccentric cone center line, intubation in being located at
Seat bottom end is equipped with sealing ring, is equipped with retaining screw hole on the outside of intubation seat, retaining bullet is arranged outside butt tube by retaining screw hole
Property set (9) and cooperate simultaneously with the retaining resilient sleeve, retaining screw hole and length be greater than retaining screw hole retaining lock core (8)；
It is connected through a screw thread on retaining lock core outside retaining screw hole retaining cap (7), the retaining cap has leads to lock core or lock in
The inner cone interference hole of the eccentric cone cooperation of seat one end.
4. the locking docking pipe joint arrangement of shock-absorbing according to claim 1, which is characterized in that the shock-absorbing gasket (6)
With hollow weak vibration chamber (601).
5. the locking docking pipe joint arrangement of shock-absorbing according to claim 1 or 4, characterized in that the shock-absorbing gasket (6)
With lock (4), in lead to the two sides of lock core (3) cooperation and be equipped with sealing flange collar (602), correspondingly, lock, in lead to lock core and shock-absorbing
Packing holder is respectively equipped on the end face of gasket cooperation.
6. the locking docking pipe joint arrangement of shock-absorbing according to claim 1 or 2 or 3 or 4, which is characterized in that lead in described
Lock core (3) is equipped with several towards one end face of place butt tube and tightens counterbore (306) with what is be centrosymmetrically arranged.
7. the locking docking pipe joint arrangement of shock-absorbing according to claim 3, characterized in that the lock nut (2), lock (4),
The shape of retaining cap (7) is all or part of regular hexahedron, and the retaining lock core (8) is located at the end of retaining screw hole outer portion part
Shape is regular hexahedron.
8. the locking docking pipe joint arrangement of shock-absorbing according to claim 4, characterized in that the hollow vibrationproof chamber (601)
Interior air pressure >=1 standard atmospheric pressure.
9. the locking docking pipe joint arrangement of shock-absorbing according to claim 1, characterized in that the lock (4) leads to lock in
Between core (3) be equipped with middle junctor (102), between middle junctor and lock mating surface be equipped with shock-absorbing gasket (6), in lead to lock core position
Corresponding butt tube and middle junctor weld.
10. the locking docking pipe joint arrangement of shock-absorbing according to claim 9, characterized in that the middle junctor (102) and lock
The outer circle of seat (4) cooperation is equipped with several radial limits raised line (1021).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446831.4A CN110056724B (en) | 2019-05-27 | 2019-05-27 | Shock-absorbing and anti-loose butt joint pipe joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446831.4A CN110056724B (en) | 2019-05-27 | 2019-05-27 | Shock-absorbing and anti-loose butt joint pipe joint device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110056724A true CN110056724A (en) | 2019-07-26 |
| CN110056724B CN110056724B (en) | 2024-01-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910446831.4A Active CN110056724B (en) | 2019-05-27 | 2019-05-27 | Shock-absorbing and anti-loose butt joint pipe joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110056724B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111878645A (en) * | 2020-08-11 | 2020-11-03 | 贵州航天精工制造有限公司 | Pipe joint with anti-loosening structure |
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| CN206608637U (en) * | 2017-03-28 | 2017-11-03 | 陆江跃 | A kind of locking pipe joint |
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| CN111878645A (en) * | 2020-08-11 | 2020-11-03 | 贵州航天精工制造有限公司 | Pipe joint with anti-loosening structure |
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| CN110056724B (en) | 2024-01-02 |
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