CN208294448U

CN208294448U - Coiled tubing fast connector

Info

Publication number: CN208294448U
Application number: CN201820909375.3U
Authority: CN
Inventors: 李斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-06-12
Filing date: 2018-06-12
Publication date: 2018-12-28
Anticipated expiration: 2028-06-12

Abstract

The utility model discloses coiled tubing fast connectors, including sealing ring, female union's ontology, union cap, gasket ring, slips, slips fastening nut, this product is first smooth by surface and undamaged oil pipe is put into union cavity, slips is pushed into slip groove, forward direction screws slips fastening nut, female union and union cap are linked to be an entirety simultaneously, then it is docked with public union, first female union and public union are unclamped when disassembly, then reversed with erection sequence, slip insert and sealing ring are checked one by one, this product is by reversely unscrewing slips fastening nut, so that slips is not squeezing union cavity, to be conducive to the replacement of slips, facilitate the maintenance and use of device, and the installation and sealing of oil pipe any section may be implemented in device, also the connection of oil pipe and working drum can be realized under no welding condition, extend oil pipe to use Service life mitigates the labor intensity of worker, shortens well construction period, reaches the utilization rate for improving oil field operation equipment.

Description

Coiled tubing fast connector

Technical field

The utility model relates to technical field of oil field equipment, specifically coiled tubing fast connector.

Background technique

Coiled tubing is the tubing made of low-carbon alloy steel, there is good flexibility, also known as coiled tubing, a roll of continuous oil Several kms of pipe range.It can replace conventional oil pipe and carry out many operations, continuous oil pipe operation equipment has Operating Pressure, continuously removes The characteristics of, equipment volume is small, and duty cycle is fast, at low cost.In field fracturing equipment, when coiled tubing connector common portion Part.Existing coiled tubing fast connector is welded to together with oil pipe ontology, cannot conveniently be replaced, to increase The use difficulty of feeder apparatus, reduces the service life of oil pipe, currently, the integrally connected head of coiled tubing belongs to factory welding, it is existing Field cannot largely reach the condition of welding, to influence the service life of oil pipe.

Utility model content

The purpose of this utility model is to provide coiled tubing fast connectors, mentioned above in the background art to solve Problem.

To achieve the above object, the utility model provides the following technical solutions:

Coiled tubing fast connector, including sealing ring, female union, union cap, gasket ring, block up on slips, slips and oil pipe, The female union docks with union cap, and the female union is threaded on slips and blocks up, and blocks up on slips and is formed between female union Cavity, slips are mounted in cavity, and oil pipe is plugged on female union and slips and blocks up interior, the fixed oil pipe of slips extruding, and Oil pipe is located at the part in female union and is equipped with multiple gasket rings, the sealing that the outer surface of each gasket ring is wrapped up between female union Circle, the slips are made of the round estrade symmetrical about cylindrical body of cylindrical body and two, cylindrical body and two round estrades one It is body formed, and blocked up on female union and slips and offer the wide-mouth to match with round estrade, it is connected through a screw thread female union and card It is watt upper stifled to squeeze stationary slip so that blocking up on female union and slips, and coaxially to offer the circle to match with oil pipe logical for slips Hole, oil pipe are arranged through circular through hole.

As a further solution of the present invention: the outer surface blocked up on the slips is fixedly connected with multiple protrusions, and The center circumferential arrangement that each protrusion is blocked up on slips.

As a further solution of the present invention: the face that the slips is contacted with oil pipe is machined with anti-skid chequer.

Compared with prior art, the utility model has the beneficial effects that this product structure is simple, easy for installation, operation peace It entirely, is suitable for promoting；This product by reversely unscrew on female union and slips block up so that slips not extruding be fixed on female union and In cavity between blocking up on slips, to be conducive to the replacement of slips, facilitate the use of device, the work for reducing maintenance personnel is difficult Degree, and device may be implemented union cap and oil pipe misaligns Fast Installation and sealing, to realize the Fast Installation of oil pipe and tear open It unloads, mitigates the labor intensity of worker, shorten well construction period, improve the practicability of device；This product is i.e. reliable close to pneumatic tyre inflation Envelope is not revealed, and pneumatic tyre is deflated, and pipeline can be extracted out, and tool is not needed, adaptable, easy to maintenance, further decreases maintenance people The work difficulty of member, device may be implemented the installation and sealing of oil pipe any section, oil can be also realized under no welding condition The connection of pipe and working drum extends oil pipe service life, mitigates the labor intensity of worker, shortens well construction period, reaches raising The utilization rate of oil field operation equipment.

Detailed description of the invention

Fig. 1 is the assembling structure schematic diagram of coiled tubing fast connector.

Fig. 2 is the structural schematic diagram of union cap in coiled tubing fast connector.

Fig. 3 is the structural schematic diagram of female union in coiled tubing fast connector.

Fig. 4 is the structural schematic diagram of slips in coiled tubing fast connector.

In figure: sealing ring 1, union cap 3, gasket ring 4, blocks up 5, slips 6, oil pipe 7, pneumatic tyre 8, disengaging gas on slips at female union 2 Pipe 9, nut 10.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1~4, in the utility model embodiment, coiled tubing fast connector, including sealing ring 1, female union 2, union cap 3, gasket ring 4, block up 5, slips 6 on slips and oil pipe 7, the female union 2 dock with union cap 3,2 spiral shell of female union Line, which is connected on slips, blocks up 5, is blocked up between 5 and female union 2 on slips and forms cavity, slips 6 is mounted in cavity, and oil pipe 7 is inserted Be located on female union 2 and slips and block up in 5, the slips 6 squeezes fixed oil pipe 7, and oil pipe 7 be located at part in female union 2 with Multiple gasket rings 4 are installed, the sealing ring 1 that the outer surface of each gasket ring 4 is wrapped up, the slips 6 is by cylindrical body between female union 2 It is constituted with two round estrades symmetrical about cylindrical body, cylindrical body and two rotary table body by integral forming, and female union 2 and card Stifled 5 offer the wide-mouth to match with round estrade on watt, are connected through a screw thread on female union 2 and slips stifled 5 and make female union 2 Stationary slip 6 is squeezed with blocking up 5 on slips, and slips 6 coaxially offers the circular through hole to match with oil pipe 7, oil pipe 7 is through circle The setting of shape through-hole, union cap 3 are connect with an oil pipe 7, and 5 are blocked up on female union 2 and slips to squeeze stationary slip by screwing 6, extruding is entered to another oil pipe 7 by slips 6 and is fixed, is docked by female union 2 and union cap 3, female union 2 and union cap 3 to the prior art is connected in, details are not described herein again, so that oil pipe 7 connects, reversely unscrewing to block up on female union 2 and slips 5 makes Slips 6 is obtained not squeeze in the cavity being fixed between stifled 5 on female union 2 and slips, thus be conducive to the replacement of slips 6, side The use that civilian dress is set reduces the work difficulty of maintenance personnel, and the Fast Installation and disassembly of any oil pipe 7 may be implemented in device, Mitigate the labor intensity of worker, shortens well construction period, improve the practicability of device.

The outer surface that 5 are blocked up on the slips is fixedly connected with multiple protrusions, and each protrusion is blocked up in 5 on slips Heart circumferential arrangement can be convenient operator by protrusion and rotate stifled 5 on slips, reduces the use difficulty of device.

The face that the slips 6 is contacted with oil pipe 7 is machined with anti-skid chequer, makes extruding of the slips 6 to oil pipe 7 by anti-skid chequer Fixation is stronger.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims

1. coiled tubing fast connector, including sealing ring (1), female union (2), union cap (3), gasket ring (4), block up on slips (5), slips (6) and oil pipe (7), the female union (2) are docked with union cap (3), which is characterized in that female union (2) spiral shell Line is connected on slips and blocks up (5), is blocked up between (5) and female union (2) on slips and forms cavity, and slips (6) is mounted in cavity, and Oil pipe (7) is plugged on female union (2) and slips and blocks up in (5), and the slips (6) squeezes fixed oil pipe (7), and oil pipe (7) position It is equipped with multiple gasket rings (4) between the part and female union (2) in female union (2), the outer surface of each gasket ring (4) is wrapped up Sealing ring (1), the slips (6) is made of the round estrade symmetrical about cylindrical body of cylindrical body and two, cylindrical body and Two rotary table body by integral forming, and block up (5) on female union (2) and slips and offer the wide-mouth to match with round estrade, pass through It is threadedly coupled (5) stifled on female union (2) and slips to block up (5) extruding stationary slip (6) on female union (2) and slips, and blocks Watt (6) coaxially offer the circular through hole to match with oil pipe (7), and oil pipe (7) is through circular through hole setting.

2. coiled tubing fast connector according to claim 1, which is characterized in that block up the appearance of (5) on the slips Face is fixedly connected with multiple protrusions, and each protrusion blocks up the center circumferential arrangement of (5) on slips.

3. coiled tubing fast connector according to claim 1, which is characterized in that the slips (6) connects with oil pipe (7) The face of touching is machined with anti-skid chequer.