CN110644948A

CN110644948A - Power-saving control box

Info

Publication number: CN110644948A
Application number: CN201910911690.9A
Authority: CN
Inventors: 冷波; 西佐伟; 向泽林
Original assignee: Chongqing Zhongzhong Petroleum Machinery Co Ltd
Current assignee: Chongqing Zhongzhong Petroleum Machinery Co Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-01-03

Abstract

The invention provides an electricity-saving control box, which relates to the technical field of electrical control and comprises a main box body and a supporting underframe, wherein the bottom of the main box body is fixedly connected with the surface of the supporting underframe by welding, argon arc welding is adopted for welding, a main control switch is fixedly bolted at the top of the side surface of an inner cavity of the main box body, a control main board is arranged on the front surface of the inner cavity of the main box body in the direction opposite to the main control switch, a main hydraulic station is fixedly arranged at the bottom of the inner cavity of the main box body, and the end part of the main hydraulic station is connected with a standard calibration box. Through the improvement of circuit and oil circuit, increase subassembly such as relief valve, with signal and electricity-saving control case electric connection to realize that whole equipment is in the operation, on all electric information transfer display screens, more directly perceived, through carrying out the inside encapsulation with the system, avoid being connected with external internet, avoided the infection of virus, built-in operation manual reduces the problem that paper operation manual leads to the study time to lengthen.

Description

Power-saving control box

Technical Field

The invention relates to the technical field of electrical control, in particular to a power-saving control box.

Background

The throttle manifold control box is a matched product of a kill-job throttle manifold, is used for remotely controlling the opening of a hydraulic throttle valve, displays the pressure values of riser pressure and casing pressure and the opening state of the throttle valve on the control panel surface, and in the process of drilling, once blowout occurs, the opening of the hydraulic throttle valve on the throttle manifold is changed through manual or automatic operation according to the pressure data of the kill-job control panel, so that the formation pressure is kept unchanged in the process of entering kill-job fluid from a well mouth to returning to the ground, thereby achieving the purpose of scientific and safe kill-job, most of the existing electric control boxes are manually controlled, most of the existing electric control boxes adopt a single PLC, the integral safety and the actual use comfort cannot be guaranteed, on an oil circuit, the existing equipment does not have a safety overflow valve, the integral safety factor is not high, and most of the existing equipment adopts pure electric drive, resulting in poor stability of the equipment and poor use effect in severe environment.

The invention mainly solves the problems that the existing power-saving control box is low in use safety, the whole safety coefficient of an oil way is low, and the whole use universality of the whole power-saving control box is poor.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the power-saving control box, and solves the technical problems in the background art.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: electric festival case, including the main tank body and support chassis, adopt welding fixed connection between the bottom of the main tank body and the surface of support chassis, the welding adopts argon arc welding, the inner chamber side top gim peg of the main tank body has connect main control switch, main control switch just openly is equipped with the control mainboard at the inner chamber of the main tank body to the direction, the fixed main hydraulic pressure station that is equipped with in inner chamber bottom of the main tank body, the end connection of main hydraulic pressure station has standard calibration case, and standard calibration case gim peg is in the inner chamber side bottom of the main tank body, the side inner chamber of the main tank body is equipped with the serial ports cable, the inner chamber contact position parcel of serial ports cable and main tank body covers there is the cable protection film.

Preferably, the positive top of the main tank body is equipped with the hoist and mount frame, the middle part level of hoist and mount frame is equipped with two parallel external ports, and the tip of external port is the flange, the position that leans on down in the positive middle part of main tank body articulates there is the hydraulic pressure chamber door, fixed riveting has the connection hinge between hydraulic pressure chamber door and the main tank body, the top of hydraulic pressure chamber door is equipped with automatically controlled chamber door in the front of main tank body, and adopts round pin axle rotation to connect between automatically controlled chamber door and the main tank body to the closed contact position of automatically controlled chamber door and main tank body is equipped with the sealing rubber strip, the vertical direction in surface middle part of automatically controlled chamber door is equipped with monitor panel and positioning.

Preferably, the main tank body is formed by welding 3mm stainless steel, positioning locks are arranged between the main tank body and the hydraulic tank door and between the main tank body and the electric tank door, the positioning locks are engineering mechanical locks, and corresponding installation positions are arranged between the inner cavity of the main tank body and other parts by metal plates.

Preferably, the surface middle part of control mainboard is equipped with liquid crystal display, and liquid crystal display's the screen display region coincides with the observation position of control panel, and the surperficial electric connection of control mainboard and be fixed with control knob, the control panel adopts macromolecular material to mould plastics and forms, and the luminousness of control panel is not less than 0.92.

Preferably, the power of the main box body is a main hydraulic station, the side wall of the inner cavity of the main box body is fixedly attached with a heating resistance wire, and a power pump of the main hydraulic station adopts a gear pump and is driven in a mode of parallel installation of an electric hydraulic pump and a built-in manual hydraulic pump.

The working principle is as follows: when the electric control box is used, a gear pump is adopted and is directly driven by an explosion-proof motor, an electric appliance control system adopts a PLC and industrial control display screen combined control mode, software numerical control operation is adopted, an upper limit automatic stop/start function and an overpressure warning function are selected according to conditions, an overrun forced stop function is adopted, a safety overflow valve has prompt and warning display on a display screen when the equipment runs out of problems, and the numerical control box has a complete information acquisition function required by a throttle manifold during drilling and killing operations. Through the real-time demonstration of inside CPU on the display screen of control box, the typeface that its demonstration reaches the requirement of section control box standard completely, what adopt is fool's operating system design, built-in complete operating system software is built-in inside, the suggestion according to the display screen after the operator reads operation manual and operation flow chart just can operating system very fast, carry out automatically controlled to equipment through the button of control mainboard during work, simultaneously in the action, power is provided through main hydraulic pressure station, information transmission serial ports cable transmits.

(III) advantageous effects

The invention provides an electricity-saving control box which has the following beneficial effects:

1. according to the system, through the improvement of the circuit and the oil circuit, the PLC and the industrial screen are combined for display, the use comfort is improved, the safety valve and other components are added, and the signal and the power-saving control box are electrically connected, so that all electrical information is transmitted to the display screen when the whole equipment is in operation, the operation is more visual, and the safety is improved.

2. The system is internally packaged, connection with the external Internet is avoided, infection of viruses is avoided, and meanwhile, the built-in operation manual is adopted, so that the overall operation safety of the equipment can be improved, and the problem of long learning time caused by a paper operation manual is solved.

3. According to the invention, by adopting hydraulic power and additionally arranging the electric heating assembly at the placement position of the hydraulic power, the whole equipment is not influenced by temperature when in use, and the whole application range of the whole equipment is enlarged.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a front expanded internal layout of the present invention;

FIG. 3 is a side-expanded internal layout view of the present invention;

FIG. 4 is a schematic circuit diagram of the present invention;

fig. 5 is a schematic view of a hydraulic circuit according to the present invention.

Wherein, 1, supporting the chassis; 2. a hydraulic box door; 3. a main box body; 4. an external port; 5. hoisting the frame; 6. a monitoring panel; 7. a positioning lock; 8. an electric control box door; 9. a connecting hinge; 10. a standard calibration box; 11. a primary hydraulic station; 12. a master switch; 13. a control main board; 14. a cable protective film; 15. and a serial port cable.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1-3, an electrical control box according to an embodiment of the present invention includes a main box body 3 and a supporting bottom frame 1, wherein the bottom of the main box body 3 is fixedly connected to the surface of the supporting bottom frame 1 by welding, argon arc welding is adopted for welding, a main control switch 12 is fixedly bolted to the top of the side surface of an inner cavity of the main box body 3, a control main board 13 is disposed on the front surface of the inner cavity of the main box body 3 in the opposite direction of the main control switch 12, a main hydraulic station 11 is fixedly disposed at the bottom of the inner cavity of the main box body 3, a standard calibration box 10 is connected to the end of the main hydraulic station 11, the standard calibration box 10 is fixedly bolted to the bottom of the side surface of the inner cavity of the main box body 3, a serial port cable 15 is disposed in the inner cavity of the main box body 3, a cable protective film 14 covers the contact position between the serial port cable 15 and the inner cavity, a flange is arranged at the end part of the external port 4, a hydraulic box door 2 is hinged at the position close to the lower part of the front middle part of the main box body 3, a connecting hinge 9 is fixedly riveted between the hydraulic box door 2 and the main box body 3, an electric control box door 8 is arranged at the top part of the hydraulic box door 2 on the front side of the main box body 3, the electric control box door 8 is rotatably connected with the main box body 3 by a pin shaft, a sealing rubber strip is arranged at the closing contact position of the electric control box door 8 and the main box body 3, a monitoring panel 6 and a positioning lock 7 are sequentially arranged in the vertical direction of the middle part of the surface of the electric control box door 8, the main box body 3 is formed by welding 3mm stainless steel, the positioning locks 7 are arranged between the main box body 3 and the hydraulic box door 2 as well as between the main box body 3 and the electric control box door 8, the positioning lock 7 adopts an engineering mechanical lock, liquid crystal display's the screen display region and the observation position coincidence of monitoring panel 6, and the surperficial electric connection of control mainboard 13 is fixed with control knob, monitoring panel 6 adopts macromolecular material to mould plastics and forms, and monitoring panel 6's luminousness is not less than 0.92, main tank 3's power is main hydraulic station 11, and main tank 3's inner chamber lateral wall is fixed to be laminated and has the heating resistor silk, and main hydraulic station 11's power pump adopts the gear pump, adopt the mode drive of the parallelly connected installation of electronic hydraulic pump and built-in manual hydraulic pump.

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 a reference structure" 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. Electric control box, including the main tank body (3) and support chassis (1), adopt welding fixed connection between the bottom of the main tank body (3) and the surface of support chassis (1), the welding adopts argon arc to weld, its characterized in that: the inner chamber side top gim peg of main tank body (3) has connect main control switch (12), main control switch (12) just openly is equipped with control mainboard (13) in the inner chamber of main tank body (3) to the direction, the fixed main hydraulic pressure station (11) that is equipped with in inner chamber bottom of main tank body (3), the end connection of main hydraulic pressure station (11) has standard calibration case (10), and standard calibration case (10) gim peg connects in the inner chamber side bottom of main tank body (3), the side inner chamber of main tank body (3) is equipped with serial port cable (15), the inner chamber contact position parcel of serial port cable (15) and main tank body (3) has covered cable protection film (14).

2. The electrical junction box of claim 1, wherein: the front top of the main box body (3) is equipped with hoisting frame (5), the middle part level of hoisting frame (5) is equipped with two parallel external ports (4), and the tip of external port (4) is the flange, the position that leans on down in the front middle part of main box body (3) articulates there is hydraulic chamber door (2), fixed riveting has connection hinge (9) between hydraulic chamber door (2) and the main box body (3), the top of hydraulic chamber door (2) is equipped with automatically controlled chamber door (8) in the front of main box body (3), and adopts the round pin axle to rotate between automatically controlled chamber door (8) and the main box body (3) and connect to the closed contact position of automatically controlled chamber door (8) and main box body (3) is equipped with the sealing rubber strip, the vertical direction in surface middle part of automatically controlled chamber door (8) is equipped with monitor panel (6) and positioning lock (7) in proper order.

3. An electrical junction box according to claim 1 or 2, wherein: the main tank body (3) is formed by welding 3mm stainless steel, positioning locks (7) are arranged between the main tank body (3) and the hydraulic tank door (2) and between the main tank body (3) and the electric tank door (8), the positioning locks (7) adopt engineering mechanical locks, and corresponding installation positions are arranged between the inner cavity of the main tank body (3) and other parts.

4. An electrical junction box according to claim 1 or 2, wherein: the utility model discloses a monitoring device, including control mainboard (13), control mainboard (13) and control panel (6), the surperficial middle part of control mainboard (13) is equipped with liquid crystal display, and liquid crystal display's screen display region and the observation position coincidence of monitoring panel (6), and the surperficial electric connection of control mainboard (13) is fixed with control knob, monitoring panel (6) adopt the macromolecular material to mould plastics and form, and the luminousness of monitoring panel (6) is not less than 0.92.

5. The electrical junction box of claim 1, wherein: the power of the main box body (3) is a main hydraulic station (11), the side wall of the inner cavity of the main box body (3) is fixedly attached with a heating resistance wire, a power pump of the main hydraulic station (11) adopts a gear pump, and the power pump is driven by an electric hydraulic pump and a built-in manual hydraulic pump in a parallel installation mode.