CN202612941U - Dry-type self-sealing joint for combined oil equipment - Google Patents
Dry-type self-sealing joint for combined oil equipment Download PDFInfo
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- CN202612941U CN202612941U CN 201220256175 CN201220256175U CN202612941U CN 202612941 U CN202612941 U CN 202612941U CN 201220256175 CN201220256175 CN 201220256175 CN 201220256175 U CN201220256175 U CN 201220256175U CN 202612941 U CN202612941 U CN 202612941U
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Abstract
The utility model relates to an oil pipe joint, particularly to a dry-type self-sealing joint for combined oil equipment, which realizes the automatic sealing connection and the automatic independent sealing after disconnection of two independent sealing valves through the connection of the two independent sealing valves. The dry-type self-sealing joint for the combined oil equipment comprises a female end connector and a male end connector; the female end connector comprises a female end valve casing and a female end inlet and outlet connector, wherein the female end inlet and outlet connector is arranged at one end of the female end valve casing; and a limiting groove used for limiting the female end connector is formed in the female end valve casing close to the female end inlet and outlet connector. Because of the structure, the dry-type self-sealing joint for the combined oil equipment has the advantages of large flowing area, convenience for assembly and disassembly and no oil leakage.
Description
Technical field
The utility model relates to oil connection, specifically is the combined type POL equipment dry type self-sealing joint that a kind of area of passage is big, disconnect fast and do not have the fluid leakage.
Technical background
In the loading and unloading oils and fueling operation in existing petroleum transported equipment and oiling equipment technology field, generally be to realize loading and unloading and fueling operation to oil plant through oil connection.
In the oil connection of existing technology; The self-sealed quick release coupling of Liuzhou City's product quality supervision and testing institute development is made up of left joint and right connector two-part, promotes the sliding sleeve pressure spring on the left joint left, the right half of packing into then earlier when this structure is installed; After steel ball to be positioned places in the locating slot; Loosen sliding sleeve, slide under the effect of spring and reset, can accomplish installation.Its design principle is to utilize left and right steel ball and spring to form two one-way valves, closed check valve when taking apart, and the hydraulic medium path is sealed; To form the selfsealings state, after being in place, back down each other through left and right two steel balls; One-way valve opens forms left and right sides intercommunication.Because this structure is to back down each other through left and right two steel balls, one-way valve opens, left and right sides intercommunication, area of passage is little, and area of passage influences by hydrodynamic pressure, during splice failure, oil leakage phenomenon is arranged.
The oil connection that utilizes above-mentioned principle design is the self-sealing quick-changing joint of Liuzhou Building Machinery General Factory design like Chinese patent 01221671.2 and 01230689.4 disclosed technological scheme.It has solved the little problem of area of passage to a certain extent, but still there is oil leakage phenomenon in using process China.
Existing technology be used for the aircraft pressure oiling joint on the aircraft bowser, mainly form by valve body, voltage stabilizer, pipe joint, overcoat, handle and handle etc., be used for quick connection, and play the switch and the pressure stabilization function of valve to the aircraft pressure filling.When giving the aircraft pressure filling, fuelling coupling is docked with joint valve on the aircraft pressure filling mouth.During butt joint; Behind three flanges alignings of pressure oiling joint upper chuck; Push hard joint time the final position, rotatory handling clockwise rotates valve handle then to locked position; This moment valve wide open and dop pinned, thereby guarantee that pressure oiling joint can not come off voluntarily in refueling process.When adding oil need take off joint the time, at first rotating valve handle release self-locking, and throttle down, rotatory handling takes off pressure oiling joint then, and flap is built.With this technological scheme similar techniques scheme such as Chinese patent 99228857.6 disclosed aviation pressure oiling joints.In use there is complex structure in technique scheme, and manufacture cost is high and need manual pulling valve switch, awkward problem in butt joint and when throwing off.
The air refuelling joint of existing technology mainly comprises parts such as adding oil valve, guiding awl, seal arrangement, locking device, universal joint and arrangement cover.When the refueled aircraft plug was pushed roller insertion fuelling coupling open, under the effect of pressurized strut spring and fuel pressure, actuating plunger moved outward, the curved arm rod warpage, thus make three rollers snap in the interior auto lock of annular recess of plug appearance simultaneously.In case the structure of fuelling coupling can guarantee the refueled aircraft plug and insert that safety articulates with regard to realizing fast.And the sealing between plug and the fuelling coupling adds opening of oil valve, locking and refuel to finish after add the closing of oil valve, unblank, disengaging etc. all can fast automatic completion.But in use also exist the leakage of a small amount of oil plant, and manufacture cost is than higher.
In sum, has oil leakage phenomenon in little, complex structure of the oil connection area of passage of existing technology and the using process.
Summary of the invention
The purpose of the utility model provides the combined type POL equipment dry type self-sealing joint that a kind of area of passage is big, disconnect fast and do not have the fluid leakage.
For realizing that the technological scheme that the utility model purpose adopts is: a kind of combined type POL equipment dry type self-sealing joint comprises cloudy end connecting head and oedoeagus connecting head; Wherein: said cloudy end connecting head comprises cloudy end valve door shell, is arranged on the moon end import and export joint of cloudy end valve door shell one end, and the cloudy end valve door shell of importing and exporting joint near the moon end is provided with the spacing restraining groove of the moon end connecting head.Be provided with cloudy end valve door supporting base in the valve pocket in cloudy end valve door shell; In the groove on the cloudy end valve door supporting base steel ball a is installed; Steel ball a pushes against in the groove on cloudy end valve door supporting base through the interior hexagonal flush end Cock screw that passes cloudy end valve door shell; Cloudy end valve door supporting base is enclosed within outside the cloudy end valve family of power and influence seat; And cloudy end spring a is installed between cloudy end valve door supporting base and the cloudy end valve family of power and influence seat; In the cloudy end valve family of power and influence seat cloudy end valve family of power and influence lobe is installed; On the cloudy end valve family of power and influence lobe cloudy end valve family of power and influence bar is installed.Cloudy end valve family of power and influence bar passes cloudy end valve family of power and influence lobe, cloudy end valve family of power and influence seat and cloudy end valve door supporting base successively.Be provided with in handle part, the groove on cloudy end valve door shell at the other end of cloudy end valve door shell steel ball c be installed, steel ball c is against in the groove on the cloudy end valve door shell through the recessed end Cock screw of interior hexagonal that passes handle part.Cloudy end valve door shell is provided with inserted part, inserted part and handle part and is arranged on that end that same end, this inserted part comprise that the roller shaft, the roller shaft that pass cloudy end valve door shell are positioned at cloudy end valve door shell is equipped with roller, roller shaft is positioned at that outer end of cloudy end valve door shell axle-steel silk back-up ring and back-up ring are installed.Said oedoeagus connecting head comprises oedoeagus Valve joint body, be arranged on oedoeagus valve supporting base and oedoeagus valve flap in the oedoeagus Valve joint body internal valve cavity, the oedoeagus valve rod is installed in the oedoeagus valve flap, the oedoeagus valve rod passes on the oedoeagus valve rod between oedoeagus valve supporting base, oedoeagus valve supporting base and the oedoeagus valve flap and is with spring c.The front end of oedoeagus Valve joint body be provided with cloudy end valve door shell on the buckling groove of inserted part coupling.The tail end of oedoeagus Valve joint body be equipped with articulated body, articulated body through hinged gland be connected with hinged ball, hinged ball connects through ball that lid is connected with oedoeagus Valve joint body, ball connects to cover and is threaded with oedoeagus Valve joint body tail end.The cloudy end valve family of power and influence lobe end of said cloudy end connecting head aligns, holds connecting head and oedoeagus connecting head to connect as one on the moon through handle with sleeve portion with the oedoeagus valve flap end of oedoeagus connecting head, snaps in through the inserted part of the moon being held connecting head in the buckling groove of oedoeagus connecting head to fix.
For realizing cloudy end connecting head extrusion controllability, the said cloudy end valve door shell of the foregoing description is arranged with outward between telescopic pipe, telescopic pipe and the cloudy end valve door shell and is provided with steel ball b, the outer lock tube of telescopic pipe is pressed in the groove on the cloudy end valve door shell steel ball b through being arranged on, spring b is installed in an end of telescopic pipe and the circular groove that cloudy end import and export joint screw thread is connected, between the moon end import and export joint and lock tube, forms, spring b is enclosed within on the telescopic pipe.
Because said structure, the utility model has in use been realized that steering force is little, area of passage big, reliable operation, has been active in one's movements accurately, disconnects simple and convenient and do not have fluid and spill.
Description of drawings
The device of the utility model can further specify through the indefiniteness embodiment that accompanying drawing provides.
Accompanying drawing 1 is the structural representation of the utility model.
Accompanying drawing 2 is the structural representation of the cloudy end of the utility model connecting head.
Accompanying drawing 3 is the structural representation of the utility model oedoeagus connecting head.
Among the figure: 1, cloudy end is imported and exported joint; 2, O RunddichtringO a; 3, sealing gasket a; 4, cloudy end valve door supporting base; 5, O RunddichtringO b; 6, steel ball a; 7, interior hexagonal flush end Cock screw; 8, shock absorbing sleeve a; 9, cloudy end valve door shell; 10, telescopic pipe; 11, lock tube; 12, steel ball b; 13, handle part; 14, cloudy end spring a; 15, the recessed end Cock screw of interior hexagonal; 16, shock absorbing sleeve b; 17, steel ball c; 18, cloudy end valve family of power and influence seat; 19, O RunddichtringO c; 20, O RunddichtringO d; 21, cloudy end valve family of power and influence lobe; 22, cloudy end valve family of power and influence bar; 23, roller shaft; 24, roller; 25, Steel Cable Baffle Ring; 26, back-up ring; 27, anti-layer circle; 28, O RunddichtringO; 29, spring b; 30, spring groove; 31, cover type nut; 32, O RunddichtringO e; 33, oedoeagus valve flap; 34, O RunddichtringO f; 35, oedoeagus Valve joint body; 36, spring c; 37, oedoeagus valve rod; 38, oedoeagus valve supporting base; 39, O RunddichtringO g; 40, axle sleeve; 41, screw a; 42, hinged ball; 43, hinged gland; 44, antifriction pad; 45, articulated body; 46, sealing gasket b; 47, screw b; 48, stair ring; 49, O RunddichtringO h; 50, ball connects lid; 51, anti-rotation card; 52, buckling groove; 53, handle; 54, restraining groove; A, cloudy end connecting head; B, oedoeagus connecting head.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further:
Referring to accompanying drawing 1,2 and 3, a kind of combined type POL equipment dry type self-sealing joint in the accompanying drawing comprises cloudy end connecting head A and oedoeagus connecting head B; It is characterized in that: the moon end that said cloudy end connecting head A comprises cloudy end valve door shell 9, be arranged on cloudy end valve door shell 9 one ends is imported and exported joint 1; The cloudy end valve door shell 9 of importing and exporting joint 1 near the moon end is provided with the spacing restraining groove 54 to the moon end connecting head A; Be provided with in the valve pocket in cloudy end valve door shell 9 be equipped with in the groove on cloudy end valve door supporting base 4, the cloudy end valve door supporting base 4 steel ball a6, steel ball a6 through the interior hexagonal flush end Cock screw 7 that passes cloudy end valve door shell 9 push against in the groove on cloudy end valve door supporting base 4, cloudy end valve door supporting base 4 is enclosed within outside the cloudy end valve family of power and influence seat 18 and cloudy end valve door supporting base 4 and cloudy end valve family of power and influence seat 18 between be equipped with to be equipped with in cloudy end spring a14, the cloudy end valve family of power and influence seat 18 on cloudy end valve family of power and influence lobe 21, the cloudy end valve family of power and influence lobe 21 cloudy end valve family of power and influence bar 22 be installed; Cloudy end valve family of power and influence bar 22 passes cloudy end valve family of power and influence lobe 21, cloudy end valve family of power and influence seat 18 and cloudy end valve door supporting base 4 successively; Be provided with in handle part 13, the groove on cloudy end valve door shell 9 at the other end of cloudy end valve door shell 9 steel ball c17 be installed, steel ball c17 is against in the groove on the cloudy end valve door shell 9 through the recessed end Cock screw 15 of interior hexagonal that passes handle part 13, cloudy end valve door shell 9 is provided with inserted part, inserted part and handle part 13 and is arranged on same end, this inserted part and comprises that the roller shaft 23 that passes cloudy end valve door shell 9, that end that roller shaft 23 is positioned at cloudy end valve door shell 9 are equipped with roller 24, roller shaft 23 is positioned at cloudy end valve door shell 9 those outer ends axle-steel silk back-up ring 25 and back-up ring 26 are installed; Said oedoeagus connecting head B comprises oedoeagus Valve joint body 35, be arranged on oedoeagus valve supporting base 38 and oedoeagus valve flap 33 in oedoeagus Valve joint body 35 internal valve cavity, oedoeagus valve rod 37 is installed in the oedoeagus valve flap 33, oedoeagus valve rod 37 passes on the oedoeagus valve rod 37 between oedoeagus valve supporting base 38, oedoeagus valve supporting base 38 and the oedoeagus valve flap 33 and is with spring c36; The front end of oedoeagus Valve joint body 35 be provided with cloudy end valve door shell 9 on the buckling groove 52 of inserted part coupling; The tail end of oedoeagus Valve joint body 35 be equipped with articulated body 45, articulated body 45 through hinged gland 43 be connected with hinged ball 42, hinged ball 42 through ball connect cover 50 be connected with oedoeagus Valve joint body 35, ball connects and covers 50 and be threaded with oedoeagus Valve joint body 35 tail ends; Cloudy end valve family of power and influence lobe 21 ends of said cloudy end connecting head A align with oedoeagus valve flap 33 ends of oedoeagus connecting head B, hold connecting head A and oedoeagus connecting head B to connect as one on the moon through handle with sleeve portion 13, snap in through the inserted part of the moon being held connecting head A in the buckling groove 52 of oedoeagus connecting head B to fix.
For realizing cloudy end connecting head extrusion controllability, the said cloudy end valve door shell of the foregoing description 9 is outer be arranged with between telescopic pipe 10, telescopic pipe 10 and the cloudy end valve door shell 9 be provided with steel ball b12, telescopic pipe 10 outer lock tubes 11 are pressed in the groove on the cloudy end valve door shell 9 steel ball b12 through being arranged on, an end of telescopic pipe 10 and cloudy end import and export that joint 1 is threaded, spring b29 is installed in the circular groove of formation between the moon end import and export joint 1 and lock tube 11, spring b29 is enclosed within on the telescopic pipe 10.
For ease of being connected with oil circuit fast, in the said structure: the jointing that said cloudy end is imported and exported joint 1 is provided with thread section.
For prolonging the working life of this structure; Be provided with shock absorbing sleeve a8 between said cloudy end valve door shell 9 of the foregoing description and the cloudy end valve door supporting base 4; Be provided with shock absorbing sleeve b16 between cloudy end valve door shell 9 and the cloudy end valve family of power and influence seat 18, spring b29 is between shock absorbing sleeve a8 and shock absorbing sleeve b16.
For improving this stability of structure, be fixed with anti-rotation card 51 through screw b47 on the said articulated body 45 of the foregoing description, to meet the screw a41 that covers 50 lid ends spacing by being fixed on ball for anti-rotation card 51.
For ease of being connected with oil circuit fast, in the said structure: the outlet end of said articulated body 45 is provided with thread section.
For ease of operation, be connected with handle 53 on the said handle part 13 of said structure.
For further improving this stability of structure, be provided with antifriction pad 44 between said articulated body 45 of the foregoing description and the hinged gland 43.Said hinged ball 42 and ball are provided with axle sleeve 40 between connecing and covering 50.
In the said structure, the termination portion of said cloudy end valve family of power and influence bar 22 is provided with spring groove 30, and the termination of cloudy end valve family of power and influence bar 22 is provided with cover type nut 31.
In the foregoing description:, O RunddichtringO and/or stair ring are set in all hard contacting points for improving sealability; Promptly between cloudy end valve door supporting base 4 and cloudy end valve family of power and influence seat 18, O RunddichtringO 28 is set; Between the moon end import and export joint 1 and telescopic pipe 10, O RunddichtringO a is set; Between telescopic pipe 10 and cloudy end valve door shell 9, O RunddichtringO e is set; Between cloudy end valve door supporting base 4 and cloudy end valve door shell 9, O RunddichtringO b is set, between cloudy end valve family of power and influence lobe 21 and cloudy end valve family of power and influence seat 18, O RunddichtringO d is set, between cloudy end valve family of power and influence seat 18 and oedoeagus Valve joint body 35, O RunddichtringO c is set;, the moon end also is provided with sealing gasket a3 in importing and exporting joint; Be provided with sealing gasket b at articulated body 45 outlet end, connect at articulated body 45 and ball and be provided with O RunddichtringO h49 and stair ring 48 between covering 50, between oedoeagus Valve joint body 35 and hinged ball 42, be provided with O RunddichtringO g; Between oedoeagus valve flap 33 and oedoeagus Valve joint body 35, be provided with O RunddichtringO f, O RunddichtringO c be installed at the tail end of cloudy end valve family of power and influence seat 18.
Said structure is in concrete using process: cloudy end connecting head A and oedoeagus connecting head B each several part action coordination each other, according to the sequence requirement that joint disconnects, realize connecting self-locking and connection, self-styled and separate accurately and reliably.
(1) connection process
The connection of cloudy end connecting head A and oedoeagus connecting head B is that a sealed valve respectively is with at two ends.Axially pull out cloudy end connecting head A in the time of release to oedoeagus connecting head B; Handle with sleeve 53 couples together two-part; Handle 53 affects oedoeagus connecting head B to snap among the cloudy end connecting head A through spiral chute; Cloudy end connecting head A links to each other with oedoeagus connecting head B after rotating 10 °, and at the moon end connecting head A rotation initial stage, oedoeagus Valve joint body 35 front ends of oedoeagus connecting head B promote cloudy end valve family of power and influence seat; The pressure that cloudy end valve family of power and influence seat 18 overcomes cloudy end spring a moves forward, and fixes because of cloudy end valve family of power and influence lobe 21, and cloudy end valve family of power and influence seat 18 was opened with cloudy end valve family of power and influence lobe in 21 minutes; The runner of promptly cloudy end connecting head A is opened automatically; In the moon end connecting head A rotation later stage, because of the moon end connecting head A continues to move to oedoeagus connecting head B direction, cloudy end valve family of power and influence lobe 21 overcomes the spring c36 pressure of oedoeagus valve rod 37; Push oedoeagus valve flap 33 open, promptly oedoeagus connecting head B runner is opened automatically.The position (automatic self-locking) of oedoeagus connecting head B valve port fastens with the cloudy end valve family of power and influence seat of cloudy end connecting head A when rotating to 120 °, and fluid can pass through in the clear.
(2) separate process
(both are through counterclockwise helical rotation in the time of release when separating; Be separated from each other, hold connecting head A to push auto lock position, inner end on the moon at last), before the moon end connecting head A whiz oedoeagus connecting head B is separated from each other; Oedoeagus valve flap 33 fits tightly with the top of cloudy end valve family of power and influence lobe 21 all the time; The centre does not have the space, when oedoeagus valve flap 33 and after oedoeagus Valve joint body 35 front ends are fitted and cloudy end valve family of power and influence seat 18 is fitted with cloudy end valve family of power and influence lobe 21, and the cloudy just final whiz oedoeagus connecting head B of connecting head A that holds; Cloudy end connecting head A and oedoeagus connecting head B are separated from each other; In this process, the valve rod end face of cloudy end connecting head A and oedoeagus connecting head B is close to after negative and positive two ends pipeline is closed fully automatically and is just separated, and has guaranteed that cloudy end connecting head A and oedoeagus connecting head B do not have fluid when throwing off and spill.So just can prevent unexpected outflow of liquid in pipeline and the container.
(3) telescopic process
Cloudy end connecting head A telescopic pipe 10 is fixed together with cloudy end valve family of power and influence bar 22 and cloudy end valve family of power and influence lobe 21 etc., can hold the valve body of connecting head A to slide with respect to the moon, O RunddichtringO e32 is installed between telescopic pipe 10 and the valve body carries out slipper seal.Maximum slippage is the distance between two annular grooves of telescopic pipe 10 outer ends.Distance between circular groove and the restraining groove 54 of steel ball b12 promptly is installed.
Said structure is in use: but cloudy end connecting head A and bidirectional self-sealing after oedoeagus connecting head B separates, and do not have outer end hydrops leak (being dry type); The external part of cloudy end connecting head A can endwisely slip and rotate, the drive end when being butt joint and separation; Oedoeagus connecting head B adopts ball to connect and the translation structure, can do disturbance and translation within the specific limits with respect to axis, but the positional error between cancellation module.
In sum, this structure has realized that steering force is little; Area of passage is bigger; Reliable operation is active in one's movements accurately, disconnects simple and convenient; Volume is little, and quality is little; Before the joint two ends were separated from each other, sealed valve wherein kept shut, and so just can prevent unexpected outflow of liquid in pipeline and the container.This oil connection can make each modular unit of POL equipment safely and fast disconnect safety and environmental protection.In a word, this structure area of passage big, disconnect convenient and do not have fluid and spill.
Claims (10)
1. a combined type POL equipment dry type self-sealing joint comprises cloudy end connecting head (A) and oedoeagus connecting head (B); It is characterized in that: said cloudy end connecting head (A) comprises cloudy end valve door shell (9), is arranged on the moon end import and export joint (1) of cloudy end valve door shell (9) one ends, wherein
The cloudy end valve door shell (9) of importing and exporting joint (1) near the moon end is provided with the restraining groove (54) spacing to the moon end connecting head (A);
Be provided with cloudy end valve door supporting base (4) in the valve pocket in cloudy end valve door shell (9); In the groove on the cloudy end valve door supporting base (4) steel ball a (6) is installed; Steel ball a (6) pushes against in the groove on cloudy end valve door supporting base (4) through the interior hexagonal flush end Cock screw (7) that passes cloudy end valve door shell (9); Cloudy end valve door supporting base (4) is enclosed within outside the cloudy end valve family of power and influence seat (18); And cloudy end spring a (14) is installed between cloudy end valve door supporting base (4) and the cloudy end valve family of power and influence seat (18), cloudy end valve family of power and influence lobe (21) is installed in the cloudy end valve family of power and influence seat (18), cloudy end valve family of power and influence bar (22) is installed on the cloudy end valve family of power and influence lobe (21);
Cloudy end valve family of power and influence's bar (22) passes cloudy end valve family of power and influence lobe (21), cloudy end valve family of power and influence seat (18) and cloudy end valve door supporting base (4) successively;
The other end at cloudy end valve door shell (9) is provided with handle part (13); Steel ball c (17) is installed in the groove on cloudy end valve door shell (9), and steel ball c (17) is against in the groove on the cloudy end valve door shell (9) through the recessed end Cock screw of interior hexagonal (15) that passes handle part (13);
Cloudy end valve door shell (9) is provided with the inserted part; Inserted part and handle part (13) are arranged on same end; This inserted part comprises the roller shaft (23) that passes cloudy end valve door shell (9); That end that roller shaft (23) is positioned at cloudy end valve door shell (9) is equipped with roller (24), and roller shaft (23) is positioned at that outer end of cloudy end valve door shell (9) axle-steel silk back-up ring (25) and back-up ring (26) are installed;
Said oedoeagus connecting head (B) comprises oedoeagus Valve joint body (35), is arranged on oedoeagus valve supporting base (38) and oedoeagus valve flap (33) in oedoeagus Valve joint body (35) internal valve cavity; Oedoeagus valve rod (37) is installed in the oedoeagus valve flap (33), and oedoeagus valve rod (37) passes on the oedoeagus valve rod (37) between oedoeagus valve supporting base (38), oedoeagus valve supporting base (38) and the oedoeagus valve flap (33) and is with spring c (36);
The front end of oedoeagus Valve joint body (35) be provided with cloudy end valve door shell (9) on the buckling groove (52) of inserted part coupling;
Tail end at oedoeagus Valve joint body (35) is equipped with articulated body (45); Articulated body (45) is connected with hinged ball (42) through hinged gland (43); Hinged ball (42) connects lid (50) through ball and is connected with oedoeagus Valve joint body (35), and ball connects lid (50) and is threaded with oedoeagus Valve joint body (35) tail end;
Cloudy end valve family of power and influence lobe (21) end of said cloudy end connecting head (A) aligns with oedoeagus valve flap (33) end of oedoeagus connecting head (B); Hold connecting head (A) and oedoeagus connecting head (B) to connect as one on the moon through handle with sleeve portion (13), snap in the buckling groove (52) of oedoeagus connecting head (B) fixing through the inserted part of the moon being held connecting head (A).
2. combined type POL equipment dry type self-sealing joint according to claim 1; It is characterized in that: the outer telescopic pipe (10) that is arranged with of said cloudy end valve door shell (9); Be provided with steel ball b (12) between telescopic pipe (10) and the cloudy end valve door shell (9); Steel ball b (12) is pressed in the groove on the cloudy end valve door shell (9) through being arranged on the outer lock tube (11) of telescopic pipe (10); One end of telescopic pipe (10) is imported and exported joint (1) with cloudy end and is threaded, and imports and exports in the circular groove that forms between joint (1) and the lock tube (11) at the moon end spring b (29) is installed, and spring b (29) is enclosed within on the telescopic pipe (10).
3. combined type POL equipment dry type self-sealing joint according to claim 1 and 2 is characterized in that: the jointing that said cloudy end is imported and exported joint (1) is provided with thread section.
4. combined type POL equipment dry type self-sealing joint according to claim 2; It is characterized in that: be provided with shock absorbing sleeve a (8) between said cloudy end valve door shell (9) and the cloudy end valve door supporting base (4); Be provided with shock absorbing sleeve b (16) between cloudy end valve door shell (9) and the cloudy end valve family of power and influence seat (18), spring b (29) is positioned between shock absorbing sleeve a (8) and the shock absorbing sleeve b (16).
5. combined type POL equipment dry type self-sealing joint according to claim 1; It is characterized in that: said articulated body (45) is gone up and to be fixed with anti-rotation card (51) through screw b (47), and anti-rotation card (51) connects lid (50) to cover the screw a (41) that holds spacing by being fixed on ball.
6. according to claim 1 or 5 described combined type POL equipment dry type self-sealing joints, it is characterized in that: the outlet end of said articulated body (45) is provided with thread section.
7. combined type POL equipment dry type self-sealing joint according to claim 1 is characterized in that: be connected with handle (53) on the said handle part (13).
8. combined type POL equipment dry type self-sealing joint according to claim 1 is characterized in that: be provided with antifriction pad (44) between said articulated body (45) and the hinged gland (43).
9. combined type POL equipment dry type self-sealing joint according to claim 1, it is characterized in that: the termination portion of said cloudy end valve family of power and influence bar (22) is provided with spring groove (30), and the termination of cloudy end valve family of power and influence bar (22) is provided with cover type nut (31).
10. combined type POL equipment dry type self-sealing joint according to claim 1 is characterized in that: said hinged ball (42) and ball connect and are provided with axle sleeve (40) between the lid (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220256175 CN202612941U (en) | 2012-06-01 | 2012-06-01 | Dry-type self-sealing joint for combined oil equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220256175 CN202612941U (en) | 2012-06-01 | 2012-06-01 | Dry-type self-sealing joint for combined oil equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202612941U true CN202612941U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220256175 Withdrawn - After Issue CN202612941U (en) | 2012-06-01 | 2012-06-01 | Dry-type self-sealing joint for combined oil equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202612941U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705617A (en) * | 2012-06-01 | 2012-10-03 | 中国人民解放军后勤工程学院 | Combined dry self-sealing joint for oil equipment |
| CN106099523A (en) * | 2016-08-26 | 2016-11-09 | 蒋志斌 | Dust-proof earpiece holes |
| CN115306970A (en) * | 2022-09-29 | 2022-11-08 | 四川凯德源科技有限公司 | Anticreep connects and contains its LNG pump sled |
-
2012
- 2012-06-01 CN CN 201220256175 patent/CN202612941U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705617A (en) * | 2012-06-01 | 2012-10-03 | 中国人民解放军后勤工程学院 | Combined dry self-sealing joint for oil equipment |
| CN106099523A (en) * | 2016-08-26 | 2016-11-09 | 蒋志斌 | Dust-proof earpiece holes |
| CN106099523B (en) * | 2016-08-26 | 2018-08-31 | 江苏金花朵电子科技有限公司 | Dust-proof earpiece holes |
| CN115306970A (en) * | 2022-09-29 | 2022-11-08 | 四川凯德源科技有限公司 | Anticreep connects and contains its LNG pump sled |
| CN115306970B (en) * | 2022-09-29 | 2022-12-20 | 四川凯德源科技有限公司 | Anticreep connects and contains its LNG pump sled |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121219 Effective date of abandoning: 20131009 |
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| RGAV | Abandon patent right to avoid regrant |