CN214266168U - Automatic mud mixer for drilling - Google Patents

Abstract

The utility model provides a mud automatic mixer is used in probing relates to probing technical field, has solved the extravagant, the lower technical problem of the management level that becomes more meticulous of mud mixer material. The automatic stirrer comprises a stirrer body, an automatic feeding device and a control module; the stirrer body is of a closed cylindrical structure, a stirring assembly is arranged in the stirrer body, a driving assembly in transmission connection with the stirring assembly and a plurality of feeding ports communicated with the stirrer body are arranged at the top of the stirrer body, a discharging port is arranged at the bottom of the stirrer body, and a switch piece capable of being opened and closed is arranged on the discharging port; the automatic feeding devices are arranged along the circumferential direction of the stirrer body and are in one-to-one correspondence with the feeding ports; this internal from the top down of mixer is provided with three material level sensor, control module and switch spare, drive assembly, three material level sensor, second material level sensor electric connection. The utility model is used for the mud stirring realizes that mud material adds automation, quantification, qualitative in the enclosure space.

Description

Automatic mud mixer for drilling

Technical Field

The utility model belongs to the technical field of the probing technique and specifically relates to a mud automatic mixer is used in probing.

Background

Automation and intellectualization are development directions of modern drilling construction, and are successfully applied in actual production, such as large scientific research projects of Pinke two-well, 5000m automatic drilling machines and the like. This aspect is not used to a high degree in normal drilling production. Therefore, how to reasonably, automatically and intelligently improve the existing drilling equipment, improve the production efficiency and reduce the cost is worthy of research. Meanwhile, the rapid application development of technologies such as electromechanical integration, frequency conversion technology, PLC control and the like provides technical support for improvement.

The mud is the blood of probing, and the drilling mud worker is the indispensable post of board team in the actual production, the open structure of mixer, and the mud worker is through manual material loading mode, sends the material into inside from the open mouth of mixer and carries out the mud stirring, and the applicant finds that there are several following main problems in the prior art:

1. because small-bore drilling mud workers generally lack professional mud knowledge, the qualitative and quantitative use of mud materials is unclear, the material addition proportion is not accurately measured, waste is caused, and the fine management level is low;

2. the labor intensity of a slurry working tool is too high, the material feeding action needs to be carried out continuously, particularly when the drilling hole is missed, the high-intensity labor load cannot ensure the slurry stirring performance, and potential safety hazards exist;

3. in the slurry stirring field, due to the open structure of the material inlet of the stirrer, the pollution is heavy in the stirring process, the slurry is not clean and environment-friendly, and the requirement of green investigation is difficult to meet;

4. the mixer design is unreasonable, is difficult to stir long chain polymer (thick) mud material to the sealed effect of mixer can not be guaranteed to the connecting rod formula stop valve, has the circumstances of leaking out while stirring.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mud automatic mixer for probing to solve the mud mixer material waste that exists among the prior art, the lower technical problem of the management level that becomes more meticulous.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an automatic mud mixer for drilling, which comprises a mixer body, an automatic feeding device and a control module; the stirrer body is of a closed cylindrical structure, a stirring assembly is arranged in the stirrer body, a driving assembly in transmission connection with the stirring assembly and a plurality of feeding ports communicated with the stirrer body are arranged at the top of the stirrer body, a discharging port is arranged at the bottom of the stirrer body, and a switch piece capable of being opened and closed is arranged on the discharging port; the automatic feeding devices are arranged along the circumferential direction of the stirrer body, and all the automatic feeding devices are arranged in one-to-one correspondence with all the feeding ports; this internal first material level sensor, second material level sensor and the third material level sensor of being provided with of mixer, control module with the switch spare drive assembly first material level sensor second material level sensor with third material level sensor electric connection.

As a further improvement of the utility model, automatic feeding device includes that both ends seal and slope are arranged the material loading passageway of mixer body side, setting are in the inside spiral of material loading passageway pushes away the material subassembly, fixes material loading passageway top and with material loading drive arrangement, the perpendicular connection that spiral pushing away the transmission of material subassembly is connected material loading passageway top and one end with the export material of spiral pushing away the material subassembly is carried and is connected, the other end with material loading pipe, the setting of pan feeding mouth material transport connection are in material loading passageway bottom and with the hopper and the setting of spiral pushing away the entry material transport connection of material subassembly are in fourth level sensor in the hopper, material loading drive arrangement fourth level sensor with control module electric connection.

As a further improvement of the present invention, the feeding pipe is provided with a flow sensor electrically connected to the control module.

As a further improvement of the utility model, the hopper is of a closed structure, and the top is provided with a sealing cover which can be opened and closed.

As a further improvement, the hopper is of a ring segment structure, and the feeding channel is circumferentially arranged, and the vertical section of the hopper is of a structure with a large top and a small bottom. Specifically, the vertical section of the hopper is of a funnel or a trapezoidal structure.

As a further improvement of the utility model, all the hopper specifications are the same or different.

As a further improvement of the utility model, the feeding pipe and the feeding channel joint are provided with eccentric baffles.

As a further improvement, the automatic feeding device is further in the setting of the alarm device outside the feeding channel, the alarm device with the control module electric connection.

As a further improvement of the utility model, the alarm device is an audible and visual alarm type alarm device.

As a further improvement, the feeding driving assembly comprises a feeding motor and a transmission gear set, the feeding motor is a speed-adjustable motor, one end of the transmission gear set is connected with the feeding motor in a transmission manner, and the other end of the transmission gear set is connected with the rotation shaft of the spiral pushing assembly in a transmission manner.

As a further improvement of the utility model, the stirring component comprises a stirring shaft and a dispersing disc type stirring blade arranged on the stirring shaft.

As a further improvement of the utility model, the switch piece is an electric ball valve.

As a further improvement of the present invention, the control module includes two control modes, namely an automatic control mode and a manual control mode; when the control module is in an automatic control mode, the feeding amount and the feeding speed of all the automatic feeding devices are not adjustable, and automatic feeding with the feeding amount and the feeding speed set is carried out according to a prefabricated slurry formula; when the control module is in a manual control mode, the feeding amount and the feeding speed of each automatic feeding device are adjustable, and feeding is controlled according to different purposes of different stratums.

Compared with the prior art, the utility model following beneficial effect has:

the utility model provides an automatic mud mixer for drilling, through setting up automatic feeding device, use mechanical feeding to replace artifical material loading mode, practice thrift the manpower, reduce intensity of labour, not only improve equipment automation level, but also can guarantee the performance of mud stirring, reduce the potential safety hazard; the stirrer body is arranged to be a closed structure, the feeding channel is of a structure with two sealed ends, and the hopper is provided with the sealing cover capable of being opened and closed, so that a slurry stirring field is cleaner and more environment-friendly, and the requirements of green investigation are better met; by arranging the control module and arranging the flow sensor and the automatic feeding device in the feeding pipe, raw materials in the materials can be separately and independently conveyed and can be conveyed according to actual required proportion and quantity, the qualitative and quantitative determination of slurry materials are realized, the problem of material waste caused by the fact that the material adding proportion cannot be accurately measured due to the fact that a slurry worker lacks professional slurry knowledge is avoided, and the fine management level of equipment is improved; the dispersing disc type stirring blades are arranged in the stirrer body, so that the shearing efficiency is improved, and the stirring device is suitable for various materials, especially long-chain polymer (viscous) slurry materials; by adopting the electric ball valve as a switching piece of the discharge port, the sealing effect of the stirrer can be ensured, and the problem of leakage while stirring is avoided; through control module and each sensor, realize the intelligent stirring process of mixer, adopt frequency conversion technique, realize in airtight space mud material and add automation, quantification, qualitative.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of an automatic drilling mud mixer according to the present invention;

FIG. 2 is a schematic structural view of an automatic feeding device in the automatic mud mixer for drilling according to the present invention;

FIG. 3 is a top cross-sectional view of the hopper of the automatic loading device of the automatic slurry stirring machine for drilling according to the present invention.

In figure 1, a blender body; 2. an automatic feeding device; 21. a feeding channel; 22. a spiral pushing assembly; 23. a feeding driving device; 231. a feeding motor; 232. a drive gear set; 24. feeding pipes; 25. a hopper; 3. a drive assembly; 4. a discharge port; 5. a switch member; 6. a first level sensor; 7. a second level sensor; 8. a third level sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in figure 1, the utility model provides an automatic mud mixer for drilling, which comprises a mixer body 1, an automatic feeding device 2 and a control module; the stirring machine body 1 is fixed on the base through a support frame, the stirring machine body 1 is of a closed cylindrical structure, a stirring assembly is arranged in the stirring machine body 1, a driving assembly 3 in transmission connection with the stirring assembly and a plurality of feeding ports communicated with the inside are arranged at the top of the stirring machine body, a discharging port 4 is arranged at the bottom of the stirring machine body, and a switch part 5 capable of being opened and closed is arranged on the discharging port 4; because the slurry has various components, in order to facilitate accurate measurement and fine management, a set of automatic feeding device 2 is arranged corresponding to each material so as to separately and independently convey each material; specifically, the number of the automatic feeding devices 2 is multiple, the automatic feeding devices are arranged along the circumferential direction of the stirrer body 1, and all the automatic feeding devices 2 are arranged in one-to-one correspondence with all the feeding ports; be provided with first material level sensor 6, second material level sensor 7 and third material level sensor 8 in the mixer body 1, control module and switch 5, drive assembly 3, first material level sensor 6, second material level sensor 7 and 8 electric connection of third material level sensor.

The utility model provides a mud automatic mixer for probing through setting up automatic feeding device, uses mechanical feeding to replace artifical material loading mode, practices thrift the manpower, reduces intensity of labour, not only improve equipment automation level, but also can guarantee the performance of mud stirring, reduces the potential safety hazard.

It should be noted that the first level sensor 6, the second level sensor 7 and the third level sensor 8 are sequentially arranged from top to bottom, that is, the first level sensor 6 is located at the upper part and used for providing a material high level; the third material level sensor 8 is positioned at the lower part and used for giving a low material level; when the material in the stirrer body 1 is located at the position of the second material level sensor 7, the material position is indicated to be proper, stirring can be performed, at the moment, the control module controls the driving assembly 4 to operate according to the signal so as to drive the stirring assembly to stir the slurry material, when the material level is located at the high level sensor, the surface slurry material is too high, the control module controls the automatic feeding device 2 to stop feeding according to the signal, and controls the driving assembly 4 to stop stirring and discharge; when the material is located at the low sensor, the surface mud material is too little, and the control module controls the automatic feeding device 2 to start so as to feed and supplement the material.

As shown in fig. 2, as an optional implementation manner of the present invention, the automatic feeding device 2 includes that both ends are sealed and the slope is arranged at the feeding channel 21 of the side of the stirring machine body 1, the spiral pushing assembly 22 is arranged inside the feeding channel 21, the feeding driving device 23 is fixed at the top of the feeding channel 21 and is connected with the spiral pushing assembly 22 in a transmission manner, the feeding channel 21 is vertically connected with the outlet material conveying connection of one end and the spiral pushing assembly 22 at the top of the feeding channel, the feeding pipe 24 is connected with the material conveying of the feeding port at the other end, the feeding driving device 23 is arranged at the bottom of the feeding channel 21 and is connected with the inlet material conveying connection of the spiral pushing assembly 22, and the fourth level sensor is arranged in the feeding hopper 25, the feeding driving device 23, the fourth level sensor is electrically connected with the control module.

Through setting the mixer body to closed structure, the material loading passageway is both ends seal structure to and set up the closing cap that can open and close on the hopper, make the mud stirring scene cleaner, environmental protection, the better requirement that accords with green investigation.

Specifically, the feeding channel 21 is a tubular structure, and the spiral pushing assembly 22 includes a rotating shaft and a spiral pushing plate. The feeding pipe 24 is vertically connected to one side of the top of the feeding channel 21; the hopper 25 is vertically connected to one side of the bottom of the loading passage 21. The fourth material level sensor is arranged at the lower part of the hopper 25, when the material is positioned at the position of the fourth material level sensor, the material in the surface hopper 25 is too little and needs to be supplemented, and the material can be manually supplemented into the hopper 25 or automatically fed by mechanical equipment.

In order to realize fine management and quantitative and qualitative of slurry materials, a flow sensor electrically connected with the control module is arranged in the feeding pipe 24. The amount of the material entering the mixer body 1 can be obtained through the flow sensor, so that the accurate slurry composition is ensured. Through setting up control module, setting up flow sensor and a plurality of automatic feeding device in the material loading pipe, can separately independently carry each raw materials in the material to can carry according to actual need proportion and volume, realize qualitative and ration to mud material, avoid because mud workman lacks professional mud knowledge and leads to the unable accurate measurement of material addition proportion to cause the extravagant problem of material, improve equipment fine management level.

As shown in fig. 3, in order to prevent dust from flying from the hopper, the hopper 25 is of a closed structure, the top of the hopper is provided with a sealing cover which can be opened and closed, when the material in the hopper 25 is not added, the sealing cover is in a closed state, when the material is required to be added into the hopper 25, the sealing cover is opened, the opening and closing of the sealing cover can be opened and closed manually, mechanical equipment can also be adopted for automatically opening and closing, the manual opening or closing only needs to be realized by hinging the sealing cover and the hopper 25 through a hinge, if the automatic opening or closing is realized, for example, an air cylinder can be arranged between the sealing cover and the hopper 25, and the opening or closing of the sealing cover is realized by controlling the expansion and contraction of the air cylinder. The specific driving structure and form are not limited to the above, and the above is only one example.

As shown in fig. 3, further, the hopper 25 is a ring segment structure and is circumferentially disposed around the feeding channel 21, and the vertical section of the hopper 25 is a structure with a large top and a small bottom, specifically, the vertical section of the hopper 25 is similar to a funnel shape or a trapezoid shape.

Further, all of the hoppers 25 may be of the same or different sizes.

Further, an eccentric baffle is arranged at the joint of the feeding pipe 24 and the feeding channel 21 and hinged in the feeding channel 21, when materials are conveyed, the eccentric baffle is pushed to be pushed open under the pushing of the materials, the materials enter the feeding pipe 24, and when no materials are conveyed, the eccentric baffle returns to the original position to close the channel. It should be noted that the eccentric baffle structure can be implemented by using the products in the prior art, such as a circular eccentric baffle, which is disposed in the feeding channel 21 through a rotating shaft and a torsion spring, wherein the rotating shaft is located at the eccentric upper half part.

The automatic feeding device 2 further comprises an alarm device arranged on the outer side of the feeding channel 21, and the alarm device is electrically connected with the control module. The warning device is used for warning when the hopper 25 is short of materials.

Specifically, the alarm device is a sound-light alarm type alarm device.

As an optional implementation manner of the present invention, the feeding driving assembly 23 includes a feeding motor 231 and a transmission gear set 232, the feeding motor 231 is an adjustable speed motor, one end of the transmission gear set 232 is connected to the feeding motor 231 in a transmission manner, and the other end is connected to the rotation shaft of the spiral pushing assembly 22 in a transmission manner.

In order to improve the application scope of mixer, can stir long chain polymer material, the stirring subassembly includes (mixing) shaft and the dispersion disk stirring leaf of setting on the (mixing) shaft. Through set up dispersion disk stirring leaf in the mixer body, improve shearing efficiency to be applicable to various materials, especially long chain polymer (thick) mud material.

Specifically, the switch member 5 is an electric ball valve. Through adopting the electric ball valve as the switch spare of discharge gate, can guarantee the sealed effect of mixer, avoid appearing the problem of stirring while leaking.

Through control module and each sensor, realize the intelligent stirring process of mixer, adopt frequency conversion technique, realize in airtight space mud material and add automation, quantification, qualitative.

The control module comprises two control modes, namely an automatic control mode and a manual control mode; when the control module is in an automatic control mode, the feeding amount and the feeding speed of all the automatic feeding devices 2 are not adjustable, and automatic feeding for setting the feeding amount and the feeding speed is carried out according to a prefabricated slurry formula; when the control module is in the manual control mode, the feeding amount and the feeding speed of each automatic feeding device 2 are adjustable, and feeding is controlled according to different purposes of different stratums.

It should be noted that, in the automatic control mode, the unadjustable supply amount and supply speed of the automatic feeding device 2 is not only capable of continuously supplying according to one supply amount and one supply speed, but means that a plurality of slurry formulas are prestored in the control module, and the supply amount and supply speed parameters of each material corresponding to each slurry formula are prestored, and once the control module stirs slurry according to a certain slurry formula, the automatic feeding device 2 supplies according to the prestored parameters; of course, the mud formulation change will follow the corresponding feed rate and feed rate. And the manual control mode can adjust the feeding amount and the feeding speed of each material at any time. The partial functions are realized by program design, including modules such as operating system development and the like, so that the effect of displaying dynamic simulation of the whole process of feeding → stirring → discharging on a display screen is achieved, and the effect of alarming and prompting faults of all the modules is achieved.

It should be noted that "inward" is a direction toward the center of the accommodating space, and "outward" is a direction away from the center of the accommodating space.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in fig. 1, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. An automatic mud mixer for drilling is characterized by comprising a mixer body, an automatic feeding device and a control module; the stirrer body is of a closed cylindrical structure, a stirring assembly is arranged in the stirrer body, a driving assembly in transmission connection with the stirring assembly and a plurality of feeding ports communicated with the stirrer body are arranged at the top of the stirrer body, a discharging port is arranged at the bottom of the stirrer body, and a switch piece capable of being opened and closed is arranged on the discharging port; the automatic feeding devices are arranged along the circumferential direction of the stirrer body, and all the automatic feeding devices are arranged in one-to-one correspondence with all the feeding ports; this internal first material level sensor, second material level sensor and the third material level sensor of being provided with of mixer, control module with the switch spare drive assembly first material level sensor second material level sensor with third material level sensor electric connection.

2. The automatic mud stirring machine for drilling according to claim 1, wherein the automatic feeding device comprises a feeding channel with two sealed ends and arranged obliquely beside the stirring machine body, a spiral pushing assembly arranged inside the feeding channel, a feeding driving device fixed at the top of the feeding channel and in transmission connection with the spiral pushing assembly, and a fourth material level sensor vertically connected with the top of the feeding channel, wherein one end of the feeding channel is in transmission connection with the outlet material of the spiral pushing assembly, the other end of the feeding channel is in transmission connection with the feeding pipe of the feeding port material, the bottom of the feeding channel is in transmission connection with the inlet material of the spiral pushing assembly, and the fourth material level sensor is arranged in the hopper.

3. The automatic drilling mud mixer of claim 2 wherein a flow sensor is disposed within the feed pipe and electrically connected to the control module.

4. The automatic drilling mud mixer of claim 2 wherein the hopper is of a closed configuration with an openable closure at the top, the hopper is of a ring segment configuration circumferentially disposed about the feed passage, and the vertical cross-section of the hopper is of a large top and a small bottom configuration; all of the hoppers may be of the same or different sizes.

5. The automatic drilling mud mixer of claim 2 wherein an eccentric baffle is provided at the junction of the feed pipe and the feed channel.

6. The automatic drilling mud mixer of claim 2 wherein the automatic feeding device further comprises an acousto-optic alarm device disposed outside the feeding channel, the alarm device being electrically connected to the control module.

7. The automatic drilling mud mixer as recited in claim 2 wherein said feed drive assembly comprises a feed motor and a drive gear set, said feed motor is an adjustable speed motor, one end of said drive gear set is in driving connection with said feed motor, and the other end of said drive gear set is in driving connection with a rotating shaft of said auger assembly.

8. The automatic drilling mud agitator of claim 1 wherein the agitator assembly comprises an agitator shaft and a dispersion disc agitator blade disposed on the agitator shaft.

9. An automatic drilling mud agitator as set forth in claim 1 wherein said switch member is a motorized ball valve.

10. The automatic drilling mud blender of claim 1 wherein said control module includes two control modes, an automatic control mode and a manual control mode; when the control module is in an automatic control mode, the feeding amount and the feeding speed of all the automatic feeding devices are not adjustable, and automatic feeding with the feeding amount and the feeding speed set is carried out according to a prefabricated slurry formula; when the control module is in a manual control mode, the feeding amount and the feeding speed of each automatic feeding device are adjustable, and feeding is controlled according to different purposes of different stratums.

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