CN207532846U - A kind of high well logging automatic steady current degasser of accuracy - Google Patents

Abstract

The utility model is related to well logging degassing technical field of tools, and disclose a kind of high well logging automatic steady current degasser of accuracy, including holder, the side of the holder is installed with switch, the inner cavity of the holder is equipped with main controller, the bottom of the holder is fixedly connected with the top of holding arm, it is fixedly connected at the top of the bottom end of the holding arm and support plate, the bottom of the support plate is fixedly connected with the top of shell, the inner wall of the shell is installed with fixed plate, and the bottom of the fixed plate is installed with motor.The high well logging automatic steady current degasser of the accuracy, the flow of liquid is carried out more accurately to monitor and feed back by pressure sensor and flow monitor, motor is operated by main controller control switch, so as to more accurately and efficiently be carried out current stabilization work, prevent in well logging work because the total amount of drilling fluid is difficult to keep the inconvenience stablized and brought to well logging work.

Description

A kind of high well logging automatic steady current degasser of accuracy

Technical field

The utility model is related to well logging degassing technical field of tools, the high well logging automatic steady current of specially a kind of accuracy takes off Device of air.

Background technology

The methods of well logging is with rock-mineral analysis, geophysics, geochemistry, observation acquisition, are collected, record, are analyzed with brill The pit shafts such as solid, liquid, gas in the process returns information establishes well logging geologic section with this, finds oil/gas show, evaluation Oil-gas Layer, and be the process of petroleum works (investor, drilling engineering, other engineerings) offer drilling information service.

Well logging degasser is common well logging degassing tool, because common well logging degasser in use cannot be with The variation of the flows such as mud is de-gassed the adjusting of device depth, and the total amount of drilling fluid is caused to be difficult to keep stable, greatly drops The efficiency of low well logging work.

The utility model patent of Patent No. CN201520899415.7 discloses a kind of well logging automatic steady current degasser, Including engine degasser, stepper motor, control system and the turbine flow sensing for being arranged on engine degasser slurry outlet outer end Device, the control system include upper limit flow potentiometer, lower limit flow potentiometer and comparison circuit, upper limit flow potentiometer, under Limit flow potentiometer and turbine flow transducer are connected by signal wire with the input terminal of comparison circuit, the output of comparison circuit End is connected with stepper motor, and stepper motor is connected with engine degasser, mainly solves well logging degasser presence in the prior art Stirring drilling fluid total amount be unable to automatic stabilisation adjustment problem.Should " well logging automatic steady current degasser " when to traffic monitoring still There may be very big error problems, and the effect of current stabilization degasser is greatly reduced due to flow measuring and controlling inaccuracy.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of high well logging automatic steady current degassing dress of accuracy Put, have can accurate measurements flow and automatic steady current, the advantages that depth of degasser can be adjusted accurately, solve common record Well degasser cannot be de-gassed the adjusting of device depth with the variation of the flows such as mud in use, and flow measuring and controlling is not allowed The problem of really total amount of drilling fluid being caused to be difficult to keep stable, greatly reduce well logging working efficiency.

(2) technical solution

For realize it is above-mentioned can accurate measurements flow and automatic steady current, the purpose that the depth of degasser can be adjusted accurately, this Utility model provides following technical solution：A kind of high well logging automatic steady current degasser of accuracy, including holder, the Sheng The side for putting device is installed with switch, and the inner cavity of the holder is equipped with main controller, the bottom of the holder and holding arm Top be fixedly connected, be fixedly connected at the top of the bottom end of the holding arm and support plate, the bottom of the support plate and shell Top be fixedly connected, the inner wall of the shell is installed with fixed plate, and the bottom of the fixed plate is installed with motor, The motor is fixedly connected by output shaft with current stabilization power plant, is installed with immediately below the current stabilization power plant de- Gas device, the side of the degasser are equipped with flow valve.

Preferably, the main controller is singlechip controller, and main controller is internally provided with feedback control system, the master The bottom of control device is fixedly connected with the bottom of holder inner cavity.

Preferably, the output terminal of the flow monitor and flow pressure sensor is electrically connected the defeated of main controller by conducting wire Enter end, the output terminal of the main controller is electrically connected the input terminal of switch by conducting wire, and the output terminal of the switch passes through conducting wire electricity Connect the input terminal of motor.

Preferably, the current stabilization power plant includes power gear, and the power gear is engaged with power rack, described dynamic Side of the power rack far from power gear is fixedly connected with the side of bearing plate, the top of the top shell inner cavity of the bearing plate It is fixedly connected, the bottom of the bearing plate is fixedly connected with the top of telescopic rod, the bottom end of the telescopic rod and the top of degasser Portion is fixedly connected.

Preferably, the quantity of the shell is two, and the shell is distributed in degasser top with the central symmetry of degasser The both sides in portion, and there are one current stabilization power plants for the inside fixed installation of each shell.

Preferably, the quantity of the holding arm is four, and four holding arms are symmetrically distributed in Sheng with the axle center of holder The bottom of device is put, the support plate that the bottom end of the holding arm is fixedly connected is vibration damper plate.

(3) advantageous effect

Compared with prior art, the utility model provides a kind of high well logging automatic steady current degasser of accuracy, tool Standby following advantageous effect：

1st, the high well logging automatic steady current degasser of the accuracy, by pressure sensor and flow monitor to liquid Flow more accurately monitor and feedback, is operated motor by main controller control switch, more accurate so as to carry out Really, current stabilization work is efficiently carried out, prevents well logging from being brought in working because the total amount of drilling fluid is difficult to keep to stablize to well logging work Inconvenience.

2nd, the high well logging automatic steady current degasser of the accuracy, the direction of rotation of motor is controlled by switch, then is passed through The cooperation control telescopic rod of power gear and power rack carries out stretching motion, de- improving by two groups of current stabilization power plants While gas device height adjusts stability, the efficiency of well logging work is further improved.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model structure schematic cross-sectional view；

Fig. 3 is the utility model structure schematic top plan view；

Fig. 4 is the utility model structure current stabilizing control device block diagram.

In figure：1 holder, 2 switches, 3 main controllers, 4 holding arms, 5 support plates, 6 shells, 7 fixed plates, 8 motors, 9 current stabilizations Power plant, 91 power gears, 92 power racks, 93 bearing plates, 94 telescopic rods, 10 degassers, 11 flow detectors, 12 pressure Sensor.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

Please refer to Fig.1-3, a kind of high well logging automatic steady current degasser of accuracy, including holder 1, holder 1 Side is installed with switch 2, and the inner cavity of holder 1 is equipped with main controller 3, and main controller 3 is singlechip controller, and main controller 3 Be internally provided with feedback control system, the bottom of the main controller 3 is fixedly connected with the bottom of 1 inner cavity of holder, traffic monitoring The output terminal of device 11 and flow pressure sensor 12 is electrically connected the input terminal of main controller 3 by conducting wire, according to the prior art, passes through Reponse system inside microcontroller main controller 3, carries out the reception, analysis and processing of flow information, and the output terminal of main controller 3 passes through The input terminal of conducting wire electrical connection switch 2, switchs the input terminal that 2 output terminal is electrically connected motor 8 by conducting wire, passes through 2 control of switch The rotation direction of motor 8 processed, the bottom of holder 1 are fixedly connected with the top of holding arm 4, and the quantity of holding arm 4 is four, and Four holding arms 4 are symmetrically distributed in the bottom of holder 1 with the axle center of holder 1, the support that the bottom end of holding arm 4 is fixedly connected Plate 5 is vibration damper plate, and by four holding arms 4 and holder 1 is effectively supported support plate 5 and damping, further improves The stability of holder 1, the bottom end of holding arm 4 are fixedly connected with the top of support plate 5, bottom and the shell 6 of support plate 5 Top is fixedly connected, and the quantity of shell 6 is two, and shell 6 is distributed in 10 top of degasser with the central symmetry of degasser 10 Both sides, and there are one current stabilization power plants 9 for the inside fixed installation of each shell 6, pass through two groups of current stabilization power plants 9 and current stabilization The cooperation of control device 3, realizes the automatic steady current of well logging work, and current stabilization power plant 9 includes power gear 91, power gear 91 engage with power rack 92, and side of the power rack 92 far from power gear 91 is fixedly connected with the side of bearing plate 93, Under the action of power gear 91 and power rack 92, the length of telescopic rod 94 is adjusted, in the top shell 6 of bearing plate 93 It is fixedly connected at the top of chamber, the bottom of bearing plate 93 is fixedly connected with the top of telescopic rod 94, the bottom end of telescopic rod 94 and degassing The top of device 10 is fixedly connected, and the inner wall of shell 6 is installed with fixed plate 7, and the bottom of fixed plate 7 is installed with motor 8, Motor 8 is fixedly connected by output shaft with current stabilization power plant 9, and the underface of current stabilization power plant 9 is installed with degasser 10,10 conducting pipes of degasser are internally provided with flow detector 11, and the bottom of degasser 10 is installed with pressure sensing Device 12 is adjusted the height of degasser 10 by current stabilization power plant 9, and the final automatic steady current realized in well logging work takes off Gas operates.

During work, the flow of detection is passed through by the two by flow detector 11 and pressure sensor 12 first output terminal The input terminal of main controller 3 is inputted, according to the already present reponse system being placed in inside microcontroller main controller 3 of the prior art, is flowed Reception, analysis and the processing of information are measured, the output terminal of main controller 3 passes through switch 2 by the input terminal of conducting wire electrical connection switch 2 The rotation direction of motor 8 is controlled, then the length of telescopic rod 94 is adjusted by the current stabilization power plant 9 of work, so as to adjust Save the depth of degasser 10, the final degassing function of realizing the higher automatic steady current of accuracy.

In conclusion the well logging automatic steady current degasser that the accuracy is high, the high well logging automatic steady current of the accuracy takes off Device of air carries out the flow of liquid more accurately to monitor and feed back, lead to by pressure sensor 12 and flow monitor 11 Crossing the control of main controller 3 switch 2 is operated motor 8, so as to more accurately and efficiently be carried out current stabilization work, prevents from recording Because the total amount of drilling fluid is difficult to keep the inconvenience stablized and brought to well logging work in well work, pass through 2 control motor 8 of switch Direction of rotation, then telescopic rod 94 is controlled to carry out stretching motion by the cooperation of power gear 91 and power rack 92, it is de-gassed The adjusting of 10 height of device, the effective efficiency for improving well logging work；It solves common well logging degasser in use cannot The adjusting of device depth is de-gassed with the variation of the flows such as mud, flow measuring and controlling inaccuracy causes the total amount of drilling fluid to be difficult to The problem of keeping stablizing, greatly reducing well logging working efficiency.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any this practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant are intended to Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of high well logging automatic steady current degasser of accuracy, including holder (1), it is characterised in that：The holder (1) side is installed with switch (2), and the inner cavity of the holder (1) is equipped with main controller (3), the bottom of the holder (1) Portion is fixedly connected with the top of holding arm (4), is fixedly connected at the top of the bottom end of the holding arm (4) and support plate (5), described The bottom of support plate (5) is fixedly connected with the top of shell (6), and the inner wall of the shell (6) is installed with fixed plate (7), The bottom of the fixed plate (7) is installed with motor (8), and the motor (8) is solid by output shaft and current stabilization power plant (9) It is fixed to connect, it is installed with degasser (10), degasser (10) conducting pipes immediately below the current stabilization power plant (9) Be internally provided with flow detector (11), and the bottom of degasser (10) is installed with pressure sensor (12).

2. a kind of high well logging automatic steady current degasser of accuracy according to claim 1, it is characterised in that：The master To control device (3) be singlechip controller, and main controller (3) is internally provided with feedback control system, the bottom of the main controller (3) with The bottom of holder (1) inner cavity is fixedly connected.

3. a kind of high well logging automatic steady current degasser of accuracy according to claim 1, it is characterised in that：The stream The output terminal of amount detector (11) and flow pressure sensor (12) is electrically connected the input terminal of main controller (3) by conducting wire, described The output terminal of main controller (3) is electrically connected the input terminal of switch (2) by conducting wire, and the output terminal of the switch (2) passes through conducting wire electricity Connect the input terminal of motor (8).

4. a kind of high well logging automatic steady current degasser of accuracy according to claim 1, it is characterised in that：It is described steady Flowing power apparatus (9) includes power gear (91), and the power gear (91) is engaged with power rack (92), the power rack (92) side far from power gear (91) is fixedly connected with the side of bearing plate (93), the top shell of the bearing plate (93) (6) it is fixedly connected at the top of inner cavity, the bottom of the bearing plate (93) is fixedly connected with the top of telescopic rod (94), described flexible It is fixedly connected at the top of the bottom end of bar (94) and degasser (10).

5. a kind of high well logging automatic steady current degasser of accuracy according to claim 1, it is characterised in that：It is described outer The quantity of shell (6) is two, and the shell (6) is distributed in two at the top of degasser (10) with the central symmetry of degasser (10) Side, and there are one current stabilization power plants (9) for the inside fixed installation of each shell (6).

6. a kind of high well logging automatic steady current degasser of accuracy according to claim 1, it is characterised in that：It is described to hold The quantity for connecing arm (4) is four, and four holding arms (4) are symmetrically distributed in the bottom of holder (1) with the axle center of holder (1) Portion, the support plate (5) that the bottom end of the holding arm (4) is fixedly connected is vibration damper plate.