阅读说明：本技术 一种加料装置及其加料方法 (Feeding device and feeding method thereof ) 是由 韩桥 董海亮 党科 孙明 谢军 严海峰 陈永江 周启胜 于 2020-05-19 设计创作，主要内容包括：本发明公开了一种加料装置及其加料方法,包括至少两个进料管,以及出料管,还包括用于连通进料管和出料管的混料接头,以及用于将进料管内物料输送至出料管的动力装置；加料装置还包括用于控制进料管内进料量的控制单元,控制单元包括至少两个进料阀,以及与进料阀通信连接的控制器,进料阀两端分别连接进料管和混料接头,控制器接收输入信号并将与输入信号对应的进料阀开度数据传输至进料阀,进而改变进料阀开度大小。本发明通过混料接头将若干进料管内物料混合,并通过控制单元精确控制各进料管内进料量,以自动实现不同配比,方便工作人员操作,同时代替了人员搬运的繁重作业,极大的提高了工作效率,降低了作业过程中的安全风险。(The invention discloses a feeding device and a feeding method thereof, and the feeding device comprises at least two feeding pipes, a discharging pipe, a mixing joint for communicating the feeding pipes and the discharging pipe, and a power device for conveying materials in the feeding pipes to the discharging pipe; the feeding device further comprises a control unit used for controlling the feeding amount in the feeding pipe, the control unit comprises at least two feeding valves and a controller in communication connection with the feeding valves, the two ends of each feeding valve are respectively connected with the feeding pipe and the material mixing joint, the controller receives input signals and transmits feeding valve opening data corresponding to the input signals to the feeding valves, and then the opening size of the feeding valves is changed. According to the invention, materials in the feeding pipes are mixed through the mixing joint, and the feeding amount in each feeding pipe is accurately controlled through the control unit, so that different proportions are automatically realized, the operation of workers is convenient, the heavy operation of personnel carrying is replaced, the working efficiency is greatly improved, and the safety risk in the operation process is reduced.)

1. The feeding device is characterized by comprising at least two feeding pipes (1), a discharging pipe (2), a mixing joint (3) for communicating the feeding pipes (1) and the discharging pipe (2), and a power device (4) for conveying materials in the feeding pipes (1) to the discharging pipe (2);

the feeding device is still including being used for control feed rate's the control unit (5) in inlet pipe (1), control unit (5) include two at least feed valves (51), and with feed valve (51) communication connection's controller (52), feed valve (51) both ends are connected respectively inlet pipe (1) with compounding connects (3), controller (52) receive input signal and with feed valve (51) aperture data transmission that input signal corresponds extremely feed valve (51), and then change feed valve (51) aperture size.

2. The charging device according to claim 1, characterized in that said power means (4) comprise a pneumatic conveyor comprising a conveyor body in which are provided an air inlet (41), a negative pressure chamber (42) and a conveying chamber (43) communicating with each other, said air inlet (41) being provided with at least one nozzle (44) communicating with said conveying chamber (43), said negative pressure chamber (42) communicating with said mixing joint (3), said conveying chamber (43) communicating with said discharge pipe (2).

3. The charging device according to claim 1, characterized in that said mixing joint (3) comprises at least two first joints (31) connected to said charging pipe (1) and to said charging valve (51), and a second joint (32) connected to said discharging pipe (2), at least two of said first joints (31) having the same diameter.

4. The charging device according to claim 1, characterized in that the tapping pipe (2) communicates at one end with the power unit (4) and at the other end with a tapping fitting (6).

5. The charging device according to claim 4, characterized in that the outlet connection (6) comprises a flange connection or a threaded connection.

6. The charging device according to claim 4, characterized in that a discharge valve (7) for controlling the discharge quantity is also provided between the discharge connection (6) and the discharge pipe (2).

7. The charging device according to claim 6, characterized in that the end of the tapping pipe (2) connected to the tapping fitting (6) is further provided with a handle (8) for fixing the tapping pipe (2).

8. The charging device according to claim 1, characterized in that said controller (52) comprises an input module (521) for receiving an input signal, a control module (522) for adjusting the opening of said charging valve (51) according to said input signal and a display module (523) for displaying the size of the opening of said charging valve (51), said control module (522) being in communication connection with said input module (521), said display module (523) and said charging valve (51), respectively.

9. A charging method for a charging device as defined in claim 8, comprising the steps of:

s1, inserting at least two feeding pipes (1) into different material containers respectively;

s2, connecting the discharge pipe (2) with a drying tower in place;

s3, according to the required mixing proportion, the control module (522) receives the input signal of the input module (521);

and S4, respectively controlling the opening of at least two feeding valves (51) according to the input signals, and respectively displaying the opening numerical values of the at least two feeding valves (51) through a display module (523).

10. The charging method as claimed in claim 9, characterized in that, in step S4, said control module (522) comprises a linkage control of the opening degree of at least two of said charging valves (51) so that the sum of the opening degrees of at least two of said charging valves (51) is maintained at 100%.

Technical Field

The invention relates to the field of auxiliary exploitation of deep water oil and gas fields, in particular to a feeding device and a feeding method thereof.

Background

In the process of exploiting deep water oil and gas fields, instrument gas and nitrogen are used for assisting an exploitation platform to work, and the instrument gas and the nitrogen can be put into use only when meeting relevant standards, so that two devices, namely an instrument air dryer and a nitrogen generator, are arranged on the exploitation platform, each device is respectively provided with two sets of drying towers, drying agents are filled in the drying towers, and compressed gas needs to be filtered through the drying towers and then put into use in order to enable the instrument gas and the nitrogen to meet the use requirements.

The use of drier is perennial, is generally 2 ~ 3 years, need change work after expiring, because of platform operational environment's limitation, change work efficiency ratio is lower, and the work flow generally is: personnel manual mix drier (molecular sieve and aluminium oxide mix according to the proportion), and personnel stand and add with bucket and funnel on the platform of bilayer (the drier adds from the top of the tower, and the tower is higher), because of the charge door is less, so the reinforced process consumes time and manpower, owing to add the in-process and need carry out the drier transmission repeatedly, causes the incident such as personnel's fall, injures by a crashing easily and takes place.

Disclosure of Invention

The invention aims to solve the technical problem of providing a drying agent feeding device and a control method thereof aiming at the defects of the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a feeding device comprises at least two feeding pipes, a discharging pipe, a mixing joint and a power device, wherein the mixing joint is used for communicating the feeding pipes and the discharging pipe, and the power device is used for conveying materials in the feeding pipes to the discharging pipe;

the feeding device is characterized by further comprising a control unit for controlling the feeding amount in the feeding pipe, wherein the control unit comprises at least two feeding valves and a controller in communication connection with the feeding valves, the two ends of each feeding valve are respectively connected with the feeding pipe and the mixing joint, the controller receives input signals and transmits the opening data of the feeding valves corresponding to the input signals to the feeding valves, and then the opening size of the feeding valves is changed.

Preferably, the power device comprises a pneumatic conveyor, the pneumatic conveyor comprises a conveyor main body, an air inlet, a negative pressure cavity and a conveying cavity which are communicated with each other are arranged in the conveyor main body, the air inlet is provided with at least one nozzle communicated to the conveying cavity, the negative pressure cavity is communicated with the material mixing joint, and the conveying cavity is communicated with the material discharging pipe.

Preferably, the mixing junction comprises at least two first junctions connected to the feed pipe and the feed valve, and a second junction connected to the discharge pipe, at least two of the first junctions having the same diameter.

Preferably, one end of the discharge pipe is communicated with the power device, and the other end of the discharge pipe is communicated with the discharge joint.

Preferably, the discharge connection comprises a flange connection or a screw connection.

Preferably, a discharge valve for controlling the discharge amount is further arranged between the discharge joint and the discharge pipe.

Preferably, a handle for fixing the discharge pipe is further arranged at one end of the discharge pipe connected with the discharge joint.

Preferably, the controller includes an input module for receiving an input signal, a control module for adjusting the opening of the feed valve according to the input signal, and a display module for displaying the opening of the feed valve, and the control module is respectively in communication connection with the input module, the display module, and the feed valve.

The invention also provides a feeding method, which is used for the feeding device and comprises the following steps:

s1, inserting at least two feeding pipes into different material containers respectively;

s2, connecting the discharge pipe with the drying tower in place;

s3, receiving an input signal of the input module by the control module according to the required mixing proportion;

and S4, respectively controlling the opening of at least two feed valves according to the input signals, and respectively displaying the opening numerical values of the at least two feed valves on a display module.

Preferably, the control module comprises linkage control of at least two opening degrees of the feeding valves, so that the sum of the opening degrees of the at least two feeding valves is kept at 100%.

The invention also provides a control method of the feeding device, which is used for the feeding device, wherein the control module receives the input signal of the input module, respectively controls the opening of at least two feeding valves according to the input signal, and respectively displays the opening numerical values of at least two feeding valves on the display module.

Preferably, the control module comprises linkage control of at least two opening degrees of the feeding valves, so that the sum of the opening degrees of the at least two feeding valves is kept at 100%.

The invention has the following beneficial effects: connect through the compounding and mix the intraductal material of a plurality of feeding to through the intraductal feeding volume of the accurate control of the control unit, with different ratios of automatic realization, make things convenient for the staff to operate, replaced the heavy operation of personnel's transport simultaneously, very big improvement work efficiency, reduced the safe risk among the operation process.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic block diagram of one embodiment of the present invention;

FIG. 2 is a schematic structural diagram of another embodiment of the present invention;

FIG. 3 is a schematic diagram of the power plant in one embodiment of the present invention;

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

FIG. 5 is a flow chart of the feeding method of the present invention.

Detailed Description

For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

The invention provides a feeding device, which can be particularly used on a deepwater oil-gas field exploitation platform and is used for drying and filtering instrument gas and nitrogen. Referring to fig. 1, this feeding device includes a plurality of inlet pipes 1 and a discharging pipe 2, and wherein, inlet pipe 1 and discharging pipe 2 are the hose, and inlet pipe 1 and discharging pipe 2 connect 3 intercommunications through the compounding to connect 3 to carry the material in the inlet pipe 1 to discharging pipe 2 through the compounding through power device 4. In some embodiments, the feeding device further comprises a control unit 5 for controlling the feeding amount in the feeding pipe 1, the control unit 5 comprises at least two feeding valves 51 with adjustable opening sizes, and a controller 52 in communication with the feeding valves 51, wherein in some embodiments, the feeding valves 51 are connected to the feeding pipe 1 and the mixing joint 3 at two ends respectively, and the feeding amount into the mixing joint 3 in each feeding pipe 1 is controlled by adjusting the opening area of each feeding valve 51, so as to achieve proportional mixing of multiple materials. In some embodiments, compounding joint 3 includes a number of first joints 31 connected to feed pipe 1 and feed valve 51, and second joints 32 connected to discharge pipe 2.

In some embodiments, referring to fig. 3, the power device 4 is a pneumatic conveyor, and the pneumatic conveyor is a conveyor body, and the conveyor body is provided with an air inlet 41, a negative pressure cavity 42 and a conveying cavity 43 which are communicated with each other, wherein the air inlet 41 is used for communicating compressed air, the compressed air is introduced into the negative pressure cavity 42 and the conveying cavity 43, the air inlet 41 is further provided with at least one nozzle 44 communicated to the conveying cavity 43, the negative pressure cavity 42 is communicated with the mixing joint 3, the conveying cavity 43 is communicated with the discharging pipe 2, the compressed air flows from the air inlet 41 to the conveying cavity 43 through the nozzle 44, and negative pressure is formed in the negative pressure cavity 42 to attract the materials to enter the conveying cavity 43. Of course, the power means 4 is not limited to a pneumatic conveyor, and in some embodiments, the power means 4 may also be another conveyor, such as a vacuum suction device. Since the material in a plurality of feed pipes 1 is powered by the same power device 4, in order to make the attraction force in each feed pipe 1 the same, it is preferable that each feed pipe 1 has the same diameter, and similarly, the diameter of the first joint 31 communicating with the feed pipe 1 is the same. In some embodiments, the feeding device further comprises a discharge joint 6 connected with a terminal container such as a drying tower, the discharge joint 6 is communicated with the discharge pipe 2 and the terminal container, and referring to fig. 2, the discharge joint 6 can be matched with different connection modes according to different terminal containers, and can be specifically a flange joint or a threaded joint; in other embodiments, the tapping pipe 2 can be inserted directly into the end vessel, or the material in the tapping pipe 2 can be introduced into the end vessel by means of a funnel or the like. In some embodiments, a tap valve 7 is also provided between the tapping connection 6 and the tapping pipe 2, which tap valve 7 can likewise be selectively opened to control the tapping flow. In order to facilitate the control of the discharge direction of the discharge pipe 2 by an operator, in some embodiments, a handle 8 is further disposed on the discharge pipe 2 for the operator to grasp, and preferably, the handle 8 is disposed at the end of the discharge pipe 2 for the operator to control.

In the present invention, referring to fig. 4, the controller 52 includes an input module 521 for receiving an input signal, a control module 522 for adjusting an opening degree of the feed valve 51 according to the input signal, and a display module 523 for displaying the opening degree of the feed valve 51, and the control module 522 is respectively connected to the input module 521, the display module 523, and the feed valve 51 in a communication manner.

The invention also provides a charging method for the charging device, and the charging method is described with reference to fig. 5, wherein the charging method comprises the following steps:

s1, inserting at least two feeding pipes 1 into different material containers respectively;

s2, connecting the discharge pipe 2 with a drying tower in place;

s3, according to the required mixing proportion, the control module 522 receives the input signal of the input module 521;

and S4, respectively controlling the opening of the at least two feed valves 51 according to the input signals, and respectively displaying the opening values of the at least two feed valves 51 through the display module 523.

In some embodiments, the input module 521 may generate the input signal by a knob, a button, a touch screen, or the like, and the opening degree of the feed valve 51 ranges from 0% to 100%, and in some embodiments, the control module 522 may control the opening degrees of the plurality of feed valves 51 in a linkage manner, so that the sum of the opening degrees of the plurality of feed valves 51 is maintained at 100%. In other embodiments, the control module 522 may also control the opening of each feed valve 51 individually, such that each feed valve 51 varies from 0% to 100%.

In the invention, the drying filtering agent for instrument gas and nitrogen on the deepwater oil and gas field exploitation platform is composed of a molecular sieve and alumina, so the feeding device can comprise two feeding pipes 1, the molecular sieve and the alumina are respectively introduced into the two feeding pipes 1, the two feeding pipes 1 are respectively communicated with a mixing joint 3 through a first feeding valve and a second feeding valve, wherein the mixing joint 3 is specifically a three-way joint, the two first joints 31 are respectively communicated with the first feeding valve and the second feeding valve, and the second joint 32 is communicated with a negative pressure cavity 42 in a power device 4. Wherein, molecular sieve and aluminium oxide are globular granule, and the diameter is about 3mm, when needs add new drier in to the drying tower, connect discharge joint 6 with the drying tower earlier, can select flange joint or screwed joint according to the interface kind of drying tower, when discharge joint 6 can't match with the interface kind of drying tower, can also directly stretch into the drying tower with discharging pipe 2, perhaps introduce the drying tower through devices such as funnel after will mixing. After the discharging pipe 2 is fixed, the controller 52 inputs the opening degrees of the two feeding valves 51 according to the mixing ratio of the molecular sieve and the alumina, for example, when the molecular sieve and the alumina are required to be mixed according to the ratio of 1:4, the controller 52 only needs to input 20% of the opening degree of the first feeding valve and 80% of the opening degree of the second feeding valve, and in some embodiments, when the opening degree of the first feeding valve is input to be 20%, the control module 522 can automatically adjust the opening degree of the second feeding valve to be 80% so that the sum of the opening degrees of the first feeding valve and the second feeding valve is 100%; of course, in other embodiments, the opening of the first and second feed valves may be adjusted separately to achieve a variety of mixing ratios. After the opening degree of each feed valve 51 is adjusted, the discharge valve 7 is opened, preferably, the opening degree of the discharge valve 7 is 100%, and of course, the opening degree of the discharge valve 7 can be adjusted as required. Then compressed gas is introduced into an air inlet 41 of the pneumatic conveyor, low pressure or vacuum is generated in a negative pressure cavity 42 at the moment, so that the molecular sieve and the alumina enter a power device 4 through a material mixing joint 3 from a feeding pipe 1, and are pushed again by high-pressure air flow in a conveying cavity 53, so that the mixed drying agent enters a drying tower through a discharging pipe 2, and an operator can control the discharging direction of the discharging pipe 2 through a handle 8. Preferably, the pressure of the compressed air can be adjusted when the compressed air is introduced, so as to adjust the conveying speed of the drying agent.

Certainly, in the invention, more than two materials can be mixed, that is, the number of the feeding pipes 1 is N, where N is the number of the types of the mixed materials, the mixing joint 3 is N +1, the controller 52 can adjust the opening degrees of the N feeding valves 51 in a linkage manner to make the sum of the opening degrees of the N feeding valves 100%, and can also adjust the opening degrees of the feeding valves 51 individually to meet more proportioning requirements.

The simple feeding device capable of automatically and quickly adding the drying agent is provided, so that the proportional mixing and automatic conveying of various materials are realized, the heavy operation of personnel carrying is replaced, the working efficiency is greatly improved, and the safety risk in the operation process is reduced.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.