CN212671660U

CN212671660U - Wellhead with wax removal equipment for Christmas tree

Info

Publication number: CN212671660U
Application number: CN202021470674.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Huayun Longteng Machinery Manufacturing Co ltd
Current assignee: Huayun Longteng Machinery Manufacturing Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-03-09
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a production tree has well head of paraffin removal equipment, concretely relates to oil field well head equipment field, including the bowling control cabinet body and direction communicating pipe, the inside bowling mechanism and the bowling release floodgate of the bowling control cabinet body, the fixed surface of the bowling control cabinet body installs the controller, the other end fixedly connected with runner pipe of bowling release floodgate, the other end fixedly connected with of runner pipe throws the ball box, the bottom fixed connection who throws the ball box has power drive mechanism, the bottom of pressurize power box is linked together with the top of direction communicating pipe, the fixed surface of direction communicating pipe is attached with temperature-detecting mechanism. The utility model discloses a set up the auxiliary power structure, utilize the high-speed pivoted power unit in pressurize power box inside to provide the power of pitching through the friction with the dewaxing spheroid, through built-in power drive and sealed pressurize power box mechanism, realize the online pitching of spheroidal supplementary, increase power of pitching prevents that the spheroid from blocking up inside the pipeline.

Description

Wellhead with wax removal equipment for Christmas tree

Technical Field

The utility model relates to an oil field well head equipment technical field, more specifically says, the utility model specifically is a christmas tree has well head of paraffin removal equipment.

Background

The semi-submersible platform has become one of the most important offshore tools for carrying out exploration, drilling, oil extraction and other production operations in deep sea and far sea by virtue of the advantages of wide deck space, stable offshore operation, large variable load and the like, a Christmas tree is an important wellhead control device for testing oil and gas after completion of an oil and gas well or for oil extraction of a self-injection well, and hot washing and paraffin removal of the Christmas tree are realized by transferring heat of fluid substances heated on the ground to well fluid through circulation in a well shaft, so that the temperature of the well fluid is increased, and the wax is dissolved in crude oil after being melted and deposited, thereby achieving the purpose of paraffin removal.

In the existing crude oil exploitation, because a normal-temperature oil collection mode is adopted, particularly, wax deposition of oil collecting pipelines is serious in winter, when wax removal is carried out in an automatic timing pitching mode, due to different wax deposition conditions of all Christmas tree pipelines, pipeline blocking can occur in the pitching process of partial Christmas tree pipelines, in addition, the situation that a ball body does not have power to block a pipe orifice is easy to occur in the pitching process of timing pitching equipment, manual field fire is needed, a blocking section is cut, larger workload is caused, and the safety and environmental protection risks are larger.

It is therefore highly desirable to provide a wellhead with a wax removal device for a christmas tree.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a production tree has well head of paraffin removal equipment, through setting up the auxiliary power structure, utilizes the high-speed pivoted power unit in pressurize power box inside to provide the power of pitching through the friction with the wax removal spheroid, through built-in power drive and sealed pressurize power box mechanism to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a wellhead with a paraffin removal device for an oil production tree comprises a ball throwing control cabinet body and a guide communicating pipe, wherein a ball throwing mechanism and a ball throwing release brake are arranged inside the ball throwing control cabinet body, the bottom end of the ball throwing mechanism is communicated with one end of the ball throwing release brake, a controller is fixedly mounted on the surface of the ball throwing control cabinet body, the other end of the ball throwing release brake is fixedly connected with a circulating pipe, a contact switch is embedded into the inner wall of the circulating pipe, a ball throwing box is fixedly connected with the other end of the circulating pipe, a power driving mechanism is fixedly connected with the bottom end of the ball throwing box, the power driving mechanism comprises a pressure maintaining power box, a driving fixed shaft, a power mechanism and a butt rubber ring, the driving fixed shaft is fixedly mounted inside the pressure maintaining power box, the power mechanism is fixedly sleeved on the outer side of the driving fixed shaft, and the butt rubber ring is fixedly sleeved on the outer side, the bottom of pressurize power pack is linked together with the top of direction communicating pipe, the fixed surface of direction communicating pipe is attached to has temperature-detecting mechanism, temperature-detecting mechanism's output and the input electric connection of controller.

In a preferred embodiment, the number of the driving fixed shaft and the power mechanisms is two, the driving fixed shaft and the power mechanisms are symmetrically distributed in the pressure maintaining power box, the abutting rubber ring is a high-temperature resistant rubber component, and the surface of the abutting rubber ring is provided with anti-skid lines.

In a preferred embodiment, the ball throwing box and the guide communicating pipe are located on the same vertical line, and the center line of the two driving fixed shafts is located on the same vertical line with the ball throwing box and the guide communicating pipe.

In a preferred embodiment, the power mechanism includes an outer rotor motor and a rotating ring, the rotating ring is fixedly sleeved outside the outer rotor motor, and an input end of the outer rotor motor is electrically connected with an output end of the controller.

In a preferred embodiment, the rotating ring is a heat insulation material member, and the rotating ring is a wood or rock wool material member.

In a preferred embodiment, the contact switch is composed of an insulating base and two electrode rods, the number of the electrode rods is two and the electrode rods are parallel to each other, the electrode rods are of a metal elastic sheet structure, and the end parts of the electrode rods are respectively electrically connected with two stages of input ends of the controller.

In a preferred embodiment, a timing control module is arranged inside the controller, the controller is of a PLC controller or a single chip microcomputer structure, the pitching release gate is of an electromagnetic control valve structure, and an output end of the controller is electrically connected with an input end of the pitching release gate.

The utility model discloses a technological effect and advantage:

1. the utility model provides an auxiliary power structure, the power mechanism rotating at high speed in the pressure maintaining power box provides ball throwing power through the friction with the de-waxing ball body, the auxiliary on-line ball throwing of the ball body is realized through the built-in power drive and the sealed pressure maintaining power box mechanism, the ball throwing power is increased, and the blocking jam of the ball body in the pipeline is prevented;

2. the utility model discloses a set up timing control and temperature-sensing mechanism, the timing control and the temperature-detecting mechanism that utilize the controller realize that the automation of bowling opening and close is opened, and accessible temperature-sensing mechanism automated inspection ambient temperature adjusts the frequency according to ambient temperature's in season change, improves the practicality of this head ball device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the pressure maintaining power box of the present invention.

Fig. 3 is a schematic structural view of the power driving mechanism of the present invention.

Fig. 4 is a schematic structural diagram of the power mechanism of the present invention.

Fig. 5 is a schematic diagram of the control structure of the present invention.

The reference signs are: 1. a pitching control cabinet body; 2. a ball throwing mechanism; 3. a ball throwing release gate; 4. a guide communicating pipe; 5. a flow-through tube; 6. a ball throwing box; 7. a power drive mechanism; 8. a temperature detection mechanism; 9. a controller; 10. a contact switch; 71. a pressure maintaining power box; 72. driving the fixed shaft; 73. a power mechanism; 74. abutting against the rubber ring; 731. an outer rotor motor; 732. rotating the supporting ring; 91. and a timing control module.

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.

As shown in the attached figures 1-5, a wellhead of a Christmas tree with paraffin removal equipment comprises a pitching control cabinet body 1 and a guide communicating pipe 4, a pitching mechanism 2 and a pitching release gate 3 are arranged in the pitching control cabinet body 1, the bottom end of the pitching mechanism 2 is communicated with one end of the pitching release gate 3, a controller 9 is fixedly arranged on the surface of the pitching control cabinet body 1, the other end of the pitching release gate 3 is fixedly connected with a runner pipe 5, a contact switch 10 is embedded in the inner wall of the runner pipe 5, a pitching box 6 is fixedly connected with the other end of the runner pipe 5, a power driving mechanism 7 is fixedly connected with the bottom end of the pitching box 6, the power driving mechanism 7 comprises a pressure maintaining power box 71, a driving fixed shaft 72, a power mechanism 73 and a butting rubber ring 74, the driving fixed shaft 72 is fixedly arranged in the pressure maintaining power box 71, the power mechanism 73 is fixedly sleeved on the outer side of the driving fixed shaft 72, the abutting rubber ring 74 is fixedly sleeved on the outer side of the power mechanism 73, the bottom end of the pressure maintaining power box 71 is communicated with the top end of the guide communicating pipe 4, the temperature detection mechanism 8 is fixedly attached to the surface of the guide communicating pipe 4, and the output end of the temperature detection mechanism 8 is electrically connected with the input end of the controller 9.

The implementation mode is specifically as follows: by arranging the auxiliary power structure, the power mechanism 73 rotating at a high speed in the pressure maintaining power box 71 provides ball throwing power through friction with the paraffin removal ball body, and the built-in power drives and seals the pressure maintaining power box 71 mechanism to realize auxiliary online ball throwing on the ball body, increase the ball throwing power and prevent the blocking and blocking of the ball body in the pipeline; additionally, the utility model discloses a set up timing control and temperature-sensing mechanism, utilize timing control and the temperature-detecting mechanism 8 of controller 9 to realize that the automation that the bowling was opened and close is opened, and accessible temperature-sensing mechanism automated inspection ambient temperature adjusts the frequency according to ambient temperature's in season change, improves the practicality of this head ball device.

The number of the driving fixed shafts 72 and the number of the power mechanisms 73 are two, the driving fixed shafts and the power mechanisms 73 are symmetrically distributed in the pressure maintaining power box 71, the abutting rubber ring 74 is made of high-temperature-resistant rubber materials, anti-skid lines are formed in the surface of the abutting rubber ring 74, and the wax balls are driven by the opposite rotation of the power mechanisms 73.

Wherein, the bowling box 6 and the direction communicating pipe 4 are located on the same vertical line, and the central line of the two driving dead axles 72 and the bowling box 6 and the direction communicating pipe 4 are located on the same vertical line, so as to realize the linear driving of the wax ball.

The power mechanism 73 includes an outer rotor motor 731 and a rotating supporting ring 732, the rotating supporting ring 732 is fixedly sleeved outside the outer rotor motor 731, and an input end of the outer rotor motor 731 is electrically connected with an output end of the controller 9 to provide power input.

The rotary supporting ring 732 is a heat insulation member, and the rotary supporting ring 732 is a wooden or rock wool member to prevent wax balls from damaging the outer rotor motor 731 at high temperature.

The contact switch 10 is composed of an insulating base and two electrode rods, the number of the electrode rods is two and the two electrode rods are parallel to each other, the electrode rods are of metal elastic sheet structures, and the end portions of the electrode rods are respectively electrically connected with two stages of input ends of the controller 9, so that the wax ball release is induced.

Wherein, the inside of controller 9 is equipped with timing control module 91, and controller 9 is PLC controller or singlechip structure, and bowling release floodgate 3 is the solenoid electric valve structure, and the output of controller 9 and the input electric connection of bowling release floodgate 3 realize automatic control.

The controller 9 is an F4MR-4NR PLC programmable controller.

The utility model discloses the theory of operation:

the first step is as follows: filling the wax removal balls in the ball throwing mechanism 2, inputting the ball throwing frequency and the relation between the temperature change and the change curve of the timed ball throwing through the controller 9, and dynamically adjusting the ball throwing frequency;

the second step is that: by the opening of controller 9 automatic control bowling release floodgate 3, the inside wax removal spheroid of mechanism 2 of bowling passes through the release of bowling release floodgate 3, make the spheroid slide through 5 gravity of runner pipe and get into in the box 6 of batting, trigger contact switch 10 at the in-process of spheroid motion, switch on contact switch 10 circuit signals of telecommunication, the inside power unit 73 of automatic start pressurize power box 71 starts, and the spheroid drops to pressurize power box 71 inside simultaneously, rotate extrusion spheroid both sides and provide for the spheroid and carry kinetic energy through the high speed of drive dead axle 72 and power unit 73, make the spheroid pass through between the drive dead axle 72 fast, increase spheroid kinetic energy, accomplish the batting.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a production tree has well head of paraffin removal equipment, includes the bowling control cabinet body (1) and leads communicating pipe (4), inside bowling mechanism (2) and bowling release floodgate (3) of the bowling control cabinet body (1), the bottom of bowling mechanism (2) is linked together its characterized in that with the one end of bowling release floodgate (3): the device is characterized in that a controller (9) is fixedly mounted on the surface of the pitching control cabinet body (1), the other end of the pitching release gate (3) is fixedly connected with a runner pipe (5), a contact switch (10) is embedded in the inner wall of the runner pipe (5), the other end of the runner pipe (5) is fixedly connected with a pitching box (6), a power driving mechanism (7) is fixedly connected to the bottom end of the pitching box (6), the power driving mechanism (7) comprises a pressure maintaining power box (71), a driving fixed shaft (72), a power mechanism (73) and a butt rubber ring (74), the driving fixed shaft (72) is fixedly mounted in the pressure maintaining power box (71), the power mechanism (73) is fixedly sleeved on the outer side of the driving fixed shaft (72), the butt rubber ring (74) is fixedly sleeved on the outer side of the power mechanism (73), the bottom end of the pressure maintaining power box (71) is communicated with the top end of the guide communicating pipe (4), the surface of the guide communicating pipe (4) is fixedly attached with a temperature detection mechanism (8), and the output end of the temperature detection mechanism (8) is electrically connected with the input end of the controller (9).

2. The wellhead with the paraffin removal device for the Christmas tree according to claim 1, wherein: the number of the driving fixed shafts (72) and the power mechanisms (73) is two and is symmetrically distributed in the pressure maintaining power box (71), the abutting rubber ring (74) is a high-temperature resistant rubber component, and anti-skidding lines are formed in the surface of the abutting rubber ring (74).

3. The wellhead with the paraffin removal device for the Christmas tree according to claim 1, wherein: the ball throwing box (6) and the guide communicating pipe (4) are positioned on the same vertical line, and the center line of the two driving fixed shafts (72) and the ball throwing box (6) and the guide communicating pipe (4) are positioned on the same vertical line.

4. The wellhead with the paraffin removal device for the Christmas tree according to claim 1, wherein: the power mechanism (73) comprises an outer rotor motor (731) and a rotating supporting ring (732), the rotating supporting ring (732) is fixedly sleeved on the outer side of the outer rotor motor (731), and the input end of the outer rotor motor (731) is electrically connected with the output end of the controller (9).

5. The wellhead with the paraffin removal device for the Christmas tree according to claim 1, wherein: the contact switch (10) is composed of an insulating seat and two electrode rods, the number of the electrode rods is two and the two electrode rods are parallel to each other, the electrode rods are of metal elastic sheet structures, and the end portions of the electrode rods are respectively electrically connected with two levels of input ends of the controller (9).

6. The wellhead with the paraffin removal device for the Christmas tree according to claim 1, wherein: the utility model discloses a ball throwing device, including controller (9), pitching release floodgate (3), the inside of controller (9) is equipped with timing control module (91), controller (9) are PLC controller or single chip microcomputer structure, pitching release floodgate (3) are electromagnetic control valve structure, the output of controller (9) and the input electric connection of pitching release floodgate (3).