CN217129502U

CN217129502U - Detachable salvage type throttle

Info

Publication number: CN217129502U
Application number: CN202220646735.1U
Authority: CN
Inventors: 李翠; 陈鸿祥
Original assignee: Langfang Paibolike Science And Trade Co ltd
Current assignee: Langfang Paibolike Science And Trade Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-08-05
Anticipated expiration: 2032-03-24

Abstract

The utility model relates to a formula flow controller can be salvaged in components of a whole that can function independently, including the flow controller body, the outside of flow controller body is provided with adjustment mechanism, adjustment mechanism includes locating plate, adjusting screw and regulation twisting head, the outside fixed mounting of flow controller body has the locating plate, the top left and right sides of locating plate all rotates installs one end and runs through locating plate and sealed packing element and extends to the adjusting screw of sealed packing element below, adjusting screw's top fixed mounting has the regulation twisting head, the outside of flow controller body is provided with sealed packing element, the outside of flow controller body is provided with fastening device. This but formula flow controller is salvaged to components of a whole that can function independently through adjustment mechanism, fastening device, compensation mechanism and the setting of aerifing the mechanism, not only makes the packing element be convenient for carry out the dismouting change, and the assurance performance, and can adjust sealed size more in a flexible way, so, is showing the leakproofness that improves the packing element, just also makes the flow controller more practical just.

Description

Detachable salvage type throttle

Technical Field

The utility model relates to a well formula flow controller technical field specifically is a formula flow controller is salvaged to components of a whole that can function independently.

Background

In order to adapt to the development of each large oil field, the underground throttling technology is researched and developed as a new technology according to the well conditions of different geographical environments of different blocks of each oil field, so that the underground throttling device is diversified, and the underground throttling device can be mainly divided into two types: the movable underground throttleer can be lowered into any well section position according to the requirement, the setting position is adjustable, the throwing and fishing operation is convenient and reliable, and the movable underground throttleer is particularly suitable for old wells needing throttling; the down-entering position of the fixed underground throttler is determined by the position of the underground working barrel, the pressure difference is high, the sealing effect is good, the throwing and fishing operation is simple and reliable, and the fixed underground throttler is suitable for being used in a new production well.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, most of the existing split fishing type throttlers are movable underground throttlers, and in the using process, the sealing rubber barrel inside the split fishing type throttlers is easily influenced by underground high temperature, high pressure and alternating pressure difference to cause the reduction of sealing performance, so that throttling failure is caused, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a but formula flow controller is salvaged to components of a whole that can function independently possesses sealed effectual advantage of sealing, has solved the components of a whole that can function independently and has salvaged formula flow controller and easily receive high temperature in the pit, high pressure and alternating pressure differential influence, causes the problem that the leakproofness reduces.

In order to achieve the above purpose, the utility model provides a following technical scheme: a detachable salvage type restrictor comprises a restrictor body, wherein an adjusting mechanism is arranged outside the restrictor body, a sealing rubber cylinder is arranged outside the restrictor body, a fastening mechanism is arranged outside the restrictor body, a compensating mechanism is arranged outside the fastening mechanism, and an inflating mechanism is arranged at the top of the compensating mechanism;

adjustment mechanism includes locating plate, adjusting screw and regulation screw head, the outside fixed mounting of flow controller body has the locating plate, the top left and right sides of locating plate all rotates installs one end and runs through locating plate and sealed packing element and extend to the adjusting screw of sealed packing element below, adjusting screw's top fixed mounting has the regulation screw head.

Further, the throttleer body includes slip bowl, slips and slip bowl down, the bottom of going up the slip bowl is provided with the slips, the inside of slips is provided with slip bowl down.

Furthermore, the fastening mechanism comprises a fastening plate and a threaded sleeve, the fastening plate with one end sleeved on the whole outer portion of the adjusting screw rod is sleeved on the outer portion of the lower slip seat, and the threaded sleeve with one end contacted with the fastening plate is installed on the outer thread of the adjusting screw rod.

Further, the compensation mechanism comprises an annular rubber air bag and a pressure sensor, the annular rubber air bag is fixedly mounted outside the sealing rubber barrel, and the pressure sensor is embedded in the left side and the right side of the annular rubber air bag.

Further, the inflating mechanism comprises a connecting pipe and an inflator pump, the top of the annular rubber air bag is communicated with the connecting pipe, an air inlet of the connecting pipe is communicated with the inflator pump, and an air outlet of the inflator pump is communicated with the connecting pipe.

Further, the top of mounting plate contacts with the packing element, the bottom intercommunication of annular rubber gasbag has the blast pipe, the outside fixed mounting of blast pipe has the solenoid valve, adjustment mechanism is located the outside of slip seat down, adjusting screw passes through the bearing and is connected with the locating plate rotation.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this but formula flow controller is salvaged to components of a whole that can function independently through adjustment mechanism, fastening device, compensation mechanism and the setting of aerifing the mechanism, not only makes the packing element be convenient for carry out the dismouting change, and the assurance performance, and can adjust sealed size more in a flexible way, so, is showing the leakproofness that improves the packing element, just also makes the flow controller more practical just.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is an enlarged view of the point B in fig. 1 according to the present invention.

In the figure: 1, 11, an upper slip seat, 12 slips, 13 lower slip seats, 2 adjusting mechanisms, 21 positioning plates, 22 adjusting screws, 23 adjusting screw heads, 3 sealing rubber cylinders, 4 fastening mechanisms, 41 fastening plates, 42 thread sleeves, 5 compensating mechanisms, 51 annular rubber air bags, 52 pressure sensors, 6 inflating mechanisms, 61 connecting pipes and 62 inflating pumps.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the detachable salvage type choke holder in the embodiment includes a choke holder body 1, an adjusting mechanism 2 is disposed outside the choke holder body 1, a sealing rubber tube 3 is disposed outside the choke holder body 1, a fastening mechanism 4 is disposed outside the choke holder body 1, a compensating mechanism 5 is disposed outside the fastening mechanism 4, and an inflating mechanism 6 is disposed at the top of the compensating mechanism 5.

Specifically, fastening device 4 and adjustment mechanism 2 can make the packing element 3 be convenient for carry out the dismouting change, just also avoid its deformation to influence the leakproofness, change the completion back, open and aerify mechanism 6 alright make compensating mechanism 5 use in different oil wells and use, make the practicality good.

In this embodiment, the restrictor body 1 includes an upper slip bowl 11, slips 12 and a lower slip bowl 13, the bottom of the upper slip bowl 11 is provided with the slips 12, the inside of the slips 12 is provided with the lower slip bowl 13, and the adjusting mechanism 2 is located outside the lower slip bowl 13.

In this embodiment, adjustment mechanism 2 includes locating plate 21, adjusting screw 22 and adjusts and twists head 23, and the outside fixed mounting of restrictor body 1 has locating plate 21, and the top left and right sides of locating plate 21 all rotates and installs one end and runs through locating plate 21 and packing element 3 and extend to the adjusting screw 22 of packing element 3 below, and adjusting screw 22 passes through the bearing and is connected with locating plate 21 rotation, and adjusting screw 22's top fixed mounting has the regulation to twist head 23.

Specifically, the adjusting screw head 23 and the fastening mechanism 4 are rotated in different directions simultaneously, so that the fastening mechanism 4 can be separated from the adjusting screw 22, and the sealant barrel 3 is convenient to replace.

In this embodiment, the fastening mechanism 4 includes a fastening plate 41 and a thread bushing 42, the fastening plate 41 with one end sleeved on the whole outside of the adjusting screw 22 is sleeved on the outside of the lower slip bowl 13, the top of the fastening plate 41 contacts with the sealant barrel 3, and the thread bushing 42 with one end contacting with the fastening plate 41 is installed on the outside thread of the adjusting screw 22.

Specifically, rotating the threaded sleeve 42 to abut the fastening plate 41 against and press the sealant cartridge 3 also causes the sealant cartridge 3 to be effectively fastened to the positioning plate 21 by the fastening plate 41.

In this embodiment, the compensation mechanism 5 includes an annular rubber air bag 51 and a pressure sensor 52, the annular rubber air bag 51 is fixedly mounted outside the packing rubber tube 3, the pressure sensors 52 are respectively embedded in the left side and the right side of the annular rubber air bag 51, the bottom of the annular rubber air bag 51 is communicated with an exhaust pipe, and an electromagnetic valve is fixedly mounted outside the exhaust pipe.

Specifically, the pressure sensor 52 is driven by the annular rubber air bag 51 to apply pressure to the well wall, the pressure value is monitored, and when the value reaches a set value, the inflating mechanism 6 is stopped, so that the sealing effect reaches the optimal state.

In this embodiment, the inflation mechanism 6 includes a connecting tube 61 and an inflator 62, the top of the annular rubber airbag 51 is communicated with the connecting tube 61, an air inlet of the connecting tube 61 is communicated with the inflator 62, and an air outlet of the inflator 62 is communicated with the connecting tube 61.

Specifically, the inflator 62 can inflate the annular rubber bladder 51 through the connection tube 61, so that it can be quickly sealed at an instant.

The working principle of the above embodiment is as follows:

in use, through rotatory regulation screw head 23 and thread bush 42 simultaneously to different directions, make thread bush 42 keep away from mounting plate 41 and break away from adjusting screw 22 gradually, at this moment, alright take off mounting plate 41, make it not extruding sealed packing element 3, just also make sealed packing element 3 also can break away from and change from adjusting screw 22, change the completion back, inflator pump 62 sends outside air into annular rubber gasbag 51 through connecting pipe 61 in the use, make it expand, and contact with the wall of a well, at this moment, pressure sensor 52 exerts pressure to the wall of a well under annular rubber gasbag 51's drive, and monitor the pressure value, when the value reaches the set value, inflator pump 62 stops, thereby make sealed size can nimble the regulation, so, show the leakproofness that improves sealed packing element 3, just make the throttle more practical.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but formula flow controller is salvaged in components of a whole that can function independently, includes flow controller body (1), its characterized in that: an adjusting mechanism (2) is arranged outside the throttle body (1), a sealing rubber cylinder (3) is arranged outside the throttle body (1), a fastening mechanism (4) is arranged outside the throttle body (1), a compensating mechanism (5) is arranged outside the fastening mechanism (4), and an inflating mechanism (6) is arranged at the top of the compensating mechanism (5);

adjustment mechanism (2) are including locating plate (21), adjusting screw (22) and regulation screw head (23), the outside fixed mounting of throttle body (1) has locating plate (21), the top left and right sides of locating plate (21) is all rotated and is installed one end and run through locating plate (21) and sealed packing element (3) and extend to adjusting screw (22) of sealed packing element (3) below, the top fixed mounting of adjusting screw (22) has the regulation screw head (23).

2. The detachable salvageable choke of claim 1, characterized in that: the throttle body (1) comprises an upper slip seat (11), slips (12) and a lower slip seat (13), the slips (12) are arranged at the bottom of the upper slip seat (11), and the lower slip seat (13) is arranged in the slips (12).

3. The detachable salvageable choke of claim 2, characterized in that: the fastening mechanism (4) comprises a fastening plate (41) and a thread sleeve (42), the fastening plate (41) with one end sleeved on the whole outer portion of the adjusting screw rod (22) is sleeved on the outer portion of the lower slip seat (13), and the thread sleeve (42) with one end contacted with the fastening plate (41) is installed on the outer thread of the adjusting screw rod (22).

4. The detachable salvageable choke of claim 3, characterized in that: the compensating mechanism (5) comprises an annular rubber air bag (51) and a pressure sensor (52), the annular rubber air bag (51) is fixedly mounted outside the sealing rubber barrel (3), and the pressure sensor (52) is embedded in the left side and the right side of the annular rubber air bag (51).

5. The detachable salvageable choke of claim 4, characterized in that: the inflating mechanism (6) comprises a connecting pipe (61) and an inflating pump (62), the top of the annular rubber air bag (51) is communicated with the connecting pipe (61), an air inlet of the connecting pipe (61) is communicated with the inflating pump (62), and an air outlet of the inflating pump (62) is communicated with the connecting pipe (61).

6. The detachable salvageable choke of claim 4, characterized in that: the top of mounting plate (41) contacts with packing element (3), the bottom intercommunication of annular rubber gasbag (51) has the blast pipe, the outside fixed mounting of blast pipe has the solenoid valve, adjustment mechanism (2) are located the outside of lower slip seat (13), adjusting screw (22) are connected with locating plate (21) rotation through the bearing.