CN112594150A

CN112594150A - But remote control's novel slush pump

Info

Publication number: CN112594150A
Application number: CN202011489108.3A
Authority: CN
Inventors: 田国亮
Original assignee: No6 Geological Team Shandong Provincial Bureau Of Geology & Mineral Resources; China University of Geosciences Beijing
Current assignee: No6 Geological Team Shandong Provincial Bureau Of Geology & Mineral Resources; China University of Geosciences Beijing
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-04-02

Abstract

The invention relates to the technical field of slurry pumps, and discloses a novel remotely-controllable slurry pump which comprises a slurry pump body, a variable frequency control cabinet and a remote control box, wherein the slurry pump body comprises a rack, a hydraulic end, a power end and a variable frequency motor, the hydraulic end, the power end and the variable frequency motor are sequentially fixed on the upper surface of the rack from left to right, and the output end of the variable frequency motor is in transmission connection with the input end of the power end; the variable-frequency speed regulation technology is adopted to realize stepless regulation of the pump capacity of the slurry pump, the output performance parameters are more matched with the requirements of construction working conditions, the requirement of complex strata on process refinement can be met, the control mode that the pump capacity of the traditional slurry pump is regulated through manual mechanical gear shifting is changed through variable-frequency speed regulation, the remote accurate control and real-time monitoring of operation parameters are realized, and the requirements of digital and intelligent well site construction on equipment concentration, remote operation and monitoring can be met.

Description

But remote control's novel slush pump

Technical Field

The invention relates to the technical field of mud pumps, in particular to a novel mud pump capable of being remotely controlled.

Background

The mud pump is one of key equipment in geological core drilling, is known as the heart of drilling equipment, and the quality of the performance of the mud pump directly influences the quality, efficiency, cost and safety of drilling construction. In recent years, with the complexity of deep hole geological core drilling strata, the diversification of construction process and the development of digitalized and intelligent well field construction, the traditional slurry pump has the problems of poor performance parameter process matching, complex structural design, more useless design, inconvenience in control and maintenance, incapability of accurately monitoring parameters and the like.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a novel slurry pump capable of being remotely controlled, and solves the problems that the traditional slurry pump is poor in performance parameter and process matching, complex in structural design, more in useless design, inconvenient to control and maintain and incapable of accurately monitoring parameters.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a novel remotely-controllable slurry pump comprises a slurry pump body, a variable frequency control cabinet and a remote control box, wherein the slurry pump body comprises a rack, a hydraulic end, a power end and a variable frequency motor, the hydraulic end, the power end and the variable frequency motor are sequentially fixed on the upper surface of the rack from left to right, the output end of the variable frequency motor is in transmission connection with the input end of the power end, the output end of the power end is fixedly connected with the input end of the hydraulic end, a pumping pressure sensor, a pump gauge and a rotating speed sensor are fixedly installed on the slurry pump body, a PLC module, a variable frequency control unit and a first communication unit are fixedly installed inside the variable frequency control cabinet, the pumping pressure sensor, the pump gauge, the rotating speed sensor, the variable frequency control unit and the first communication unit are in signal connection with the PLC module, the remote control box is fixed with a plurality of control buttons, a distributed I/O module and a second communication unit are fixed inside the remote control box, the second communication unit and the control buttons are in signal connection with the distributed I/O module, and the first communication unit is in signal connection with the second communication unit.

Preferably, the first communication unit and the second communication unit are connected in a wired or wireless manner.

Preferably, an HMI is further mounted and fixed on the remote control box.

Preferably, the PLC module is S7-1200.

Preferably, the output end of the variable frequency motor is in transmission connection with the input end of the power end through a belt.

(III) advantageous effects

The invention provides a novel remotely-controlled slurry pump, which has the following beneficial effects:

(1) the invention adopts the variable frequency speed regulation technology to realize the stepless regulation of the pump capacity of the slurry pump, the output performance parameters are more matched with the requirements of construction working conditions, and the requirement of complex stratums on process refinement can be met.

(2) The invention changes the traditional control mode of regulating the pump capacity of the slurry pump through manual mechanical gear shifting through frequency conversion and speed regulation, realizes remote accurate control and real-time monitoring of operation parameters, and can meet the requirements of digital and intelligent well site construction on equipment concentration, remote operation and monitoring.

(3) The variable-frequency speed regulation is adopted, a clutch, a gearbox and the like in a traditional slurry pump mechanical gear shifting speed regulation mechanism are eliminated, the volume and the mass are greatly reduced, a slurry pump transmission system is simplified, the transmission efficiency is improved, the operation energy consumption is greatly reduced, and the operation reliability and the output stability of the whole slurry pump are improved.

(4) The variable-frequency mud pump can realize real-time recording of pump pressure and pump amount, stores the pump pressure and the pump amount in a full period, and can make scientific and reasonable analysis and study on equipment conditions, drilling conditions, drill bit use and drill rod use through parameter analysis, reasonably adjust drilling parameters and reasonably match drill bits and drilling tools to formulate a reasonable and optimized production scheme.

(5) The invention can set pump pressure alarm and flow alarm, realize pump pressure and current overload protection and improve the safety of the equipment.

Drawings

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

fig. 2 is a schematic view of the working process of the present invention.

In the figure: 1. a mud pump body; 101. a fluid end; 102. a power end; 103. a frame; 104. a variable frequency motor; 2. a variable frequency control cabinet; 3. a remote control box; 4. a pump meter; 5. a pump pressure sensor; 6. a rotational speed sensor; 7. a variable frequency control unit; 8. a PLC module; 9. a first communication unit; 10. a control button; 11. a distributed I/O module; 12. a second communication unit; 13. HMI.

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.

As shown in fig. 1-2, the present invention provides a technical solution: a novel remotely-controllable slurry pump comprises a slurry pump body 1, a variable frequency control cabinet 2 and a remote control box 3, wherein the slurry pump body 1 comprises a rack 103, a hydraulic end 101, a power end 102 and a variable frequency motor 104, the hydraulic end 101, the power end 102 and the variable frequency motor 104 are sequentially fixed on the upper surface of the rack 103 from left to right, the output end of the variable frequency motor 104 is in transmission connection with the input end of the power end 102, the output end of the power end 102 is fixedly connected with the input end of the hydraulic end 101, a pumping pressure sensor 5, a pump gauge 4 and a rotating speed sensor 6 are fixedly installed on the slurry pump body 1, a PLC module 8, a variable frequency control unit 7 and a first communication unit 9 are fixedly arranged inside the variable frequency control cabinet 2, the pumping pressure sensor 5, the pump gauge 4, the rotating speed sensor 6, the variable frequency control unit 7 and the first communication unit 9 are in signal connection with the PLC module 8, a plurality of control buttons 10, a plurality of control buttons are fixedly, A distributed I/O module 11 and a second communication unit 12 are fixed inside the remote control box 3, the second communication unit 12 and the control button 10 are in signal connection with the distributed I/O module 11, the first communication unit 9 and the second communication unit 12 are in signal connection, when the mud pump is used, a control command is input through the control button 10 on the remote control box 3 and can be sent to the first communication unit 9 in the variable frequency control cabinet 2 through the second communication unit 12, the first communication unit 9 can feed the command back to the PLC module 8, after the PLC module 8 receives the command, the variable frequency motor 104 on the mud pump body 1 is controlled through the variable frequency control unit 7, so that the mud pump body 1 can be remotely controlled, and an operator can directly control the mud pump body 1 through the control button 10 on the variable frequency control cabinet 2, and slush pump body 1 is at the in-process of work, through pump pressure sensor 5 on it, pump volume meter 4 and revolution speed sensor 6 can real-time supervision slush pump body 1's operating condition, and can send the data monitored in real time to PLC module 8, PLC module 8 can send the data monitored to second communication unit 12 through first communication unit 9, second communication unit 12 can show data on remote control box 3, thereby conveniently control the operating condition of personnel real-time mastering slush pump body 1, so that after slush pump body 1 breaks down, can be timely shut down the inspection to slush pump body 1, avoid slush pump body 1 to take the trouble work, thereby cause slush pump body 1 to take place the condition of damaging.

Furthermore, the first communication unit 9 and the second communication unit 12 are connected in a wired or wireless manner, so that more control options can be provided for the operator.

Furthermore, an HMI13 is mounted and fixed on the remote control box 3, so that the remote control box 3 can perform human-computer interaction with an operator.

Further, the PLC module 8 is S7-1200.

Further, the output end of the variable frequency motor 104 is connected with the input end of the power end 102 through a belt, so that the variable frequency motor 104 can transmit output power to the power end 102.

In conclusion, the working process of the invention is as follows: when in use, a control command is input through a control button 10 on the remote control box 3, and the command can be sent to a first communication unit 9 in the variable frequency control cabinet 2 through a second communication unit 12, the first communication unit 9 can feed the command back to the PLC module 8, after receiving the command, the PLC module 8 can control a variable frequency motor 104 on the mud pump body 1 through a variable frequency control unit 7, so that the mud pump body 1 can be remotely controlled, an operator can also directly control the mud pump body 1 through the control button 10 on the variable frequency control cabinet 2, and in the working process of the mud pump body 1, the working state of the mud pump body 1 can be monitored in real time through a pump pressure sensor 5, a pump quantity meter 4 and a rotating speed sensor 6 on the mud pump body, the monitored data can be sent to the PLC module 8 in real time, the PLC module 8 can send the monitored data to the second communication unit 12 through the first communication unit 9, the second communication unit 12 can show data on the remote control box 3, so that the operating personnel can conveniently master the working state of the mud pump body 1 in real time, the mud pump body 1 can be stopped and overhauled timely after the mud pump body 1 breaks down, the mud pump body 1 is prevented from being damaged, and the mud pump body 1 is prevented from being damaged.

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.

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 remote control's novel slush pump, includes slush pump body (1), variable frequency control cabinet (2) and remote control box (3), its characterized in that: the mud pump comprises a mud pump body (1) and is characterized in that the mud pump body (1) comprises a rack (103), a hydraulic end (101), a power end (102) and a variable frequency motor (104), the hydraulic end (101), the power end (102) and the variable frequency motor (104) are sequentially fixed on the upper surface of the rack (103) from left to right, the output end of the variable frequency motor (104) is in transmission connection with the input end of the power end (102), the output end of the power end (102) is fixedly connected with the input end of the hydraulic end (101), a pumping pressure sensor (5), a pumping meter (4) and a rotating speed sensor (6) are fixedly installed on the mud pump body (1), a PLC module (8), a variable frequency control unit (7) and a first communication unit (9) are fixedly arranged inside a variable frequency control cabinet (2), and the pumping pressure sensor (5), the pumping meter (4), the rotating speed sensor (6) and a variable frequency control unit (9, Frequency conversion control unit (7) with first communication unit (9) all with PLC module (8) signal connection, be fixed with a plurality of control button (10) on remote control box (3) just the inside of remote control box (3) is fixed with distributed IO module (11) and second communication unit (12), second communication unit (12) with control button (10) all with distributed IO module (11) signal connection, first communication unit (9) with second communication unit (12) signal connection.

2. The novel remotely controllable mud pump as set forth in claim 1, wherein: the first communication unit (9) and the second communication unit (12) are connected in a wired or wireless mode.

3. The novel remotely controllable mud pump as set forth in claim 1, wherein: and an HMI (13) is also fixedly arranged on the remote control box (3).

4. The novel remotely controllable mud pump as set forth in claim 1, wherein: the PLC module (8) is S7-1200 in model number.

5. The novel remotely controllable mud pump as set forth in claim 1, wherein: the output end of the variable frequency motor (104) is in transmission connection with the input end of the power end (102) through a belt.