CN210645974U - All-electric drive sand mixing equipment and automatic control system thereof - Google Patents
All-electric drive sand mixing equipment and automatic control system thereof Download PDFInfo
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- CN210645974U CN210645974U CN201920780671.2U CN201920780671U CN210645974U CN 210645974 U CN210645974 U CN 210645974U CN 201920780671 U CN201920780671 U CN 201920780671U CN 210645974 U CN210645974 U CN 210645974U
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Abstract
The utility model discloses a full electric drive sand mixing equipment, which comprises a foundation, a suction pump driving motor, a suction manifold, a mixing stirrer driving motor, a dry adding device driving motor, a liquid adding device driving motor, a sand conveying device driving motor, a discharge pump driving motor, a discharge manifold, a frequency converter settling room and an operation room, wherein the suction pump driving motor, the mixing stirrer driving motor, the dry adding device driving motor, the liquid adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor are respectively fixed and electrically connected with the suction pump, the mixing stirrer, the dry adding device, the liquid adding device, the sand conveying device and the discharge pump, the utility model discloses structure and driving process are all fairly simple, easy maintenance, and the running cost is low, the environmental protection, and work efficiency is high.
Description
Technical Field
The utility model relates to an oil drilling equipment field, in particular to full electric drive mulling equipment that fracturing unit used and automatic control system thereof.
Background
The sand mixing equipment is used as core equipment in fracturing construction equipment and is widely applied to the yield-increasing construction process of petroleum and natural gas; the sand mixing equipment is a main matched device for oil field fracturing and sand prevention operation and is mainly used for mixing, stirring and conveying sand liquid and other media required by fracturing operation; the traditional sand mixing sledge is generally driven by two diesel engines or by electro-hydraulic hybrid drive, the two drive forms can not get rid of hydraulic drive, a hydraulic driver transmits power to each oil pump through a transmission system and respectively drives oil motors in each mechanism, so that a suction liquid supply pump, a sand conveying auger, a dry adding motor, a liquid adding pump, a sand discharging pump, a stirring tank motor, a fan and the like are driven; the control system of the sand mixing equipment mainly controls the discharge capacity of a suction pump and a discharge pump and the liquid level height of a sand mixing tank, and the hydraulic drive control process is complex and has high operation requirement; each part of the existing electro-hydraulic drive sand mixing equipment is arranged, the frequency converter arranging room and the operation room are integrated, the frequency converter arranging room and the operation room are fixedly arranged on the upper layer of the sand mixing equipment together, and the suction pump, the discharge pump, the dry adding equipment, the liquid adding equipment and various manifolds are arranged below the frequency converter arranging room and the operation room.
The prior art has the following problems:
1. the hydraulic driving mode in the prior art has a complex structure and is difficult to maintain;
2. the hydraulic driving process in the prior art is complex;
3. in the hydraulic driving process of the prior art, hydraulic oil needs to be replaced regularly and a heat dissipation device is arranged, so that the defects of high failure rate, high noise, high emission and amplification, high energy consumption, hydraulic oil leakage and the like are caused, and the operation cost is high;
4. due to the fact that a frequency converter placing room and an operating room are inconvenient to disassemble in the position layout of equipment in the prior art, maintenance personnel are inconvenient to climb in and out from a lower layer when maintaining a suction pump, a discharge pump, dry adding equipment, liquid adding equipment and various manifolds;
5. in the prior art, hydraulic drive is adopted, so that the response speed and the control precision are not very high;
6. the prior art adopts hydraulic drive, and the noise is very big during the construction, can not carry out work at night.
In order to solve the above problems, it is necessary to invent an all-electric driven sand mixing device suitable for fracturing construction work and an automatic control system for controlling the all-electric driven sand mixing device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, provide an automatic control system that can improve response speed and control accuracy's full electric drive mulling equipment and control this full electric drive mulling equipment.
In order to realize the purpose of the utility model, the utility model provides a following technical scheme.
Full electric drive sand mixing equipment, it includes the basis, the basis divide into about two-layer respectively be basic upper strata and basic lower floor, still include:
the suction pump is fixedly connected with the lower foundation layer;
the suction pump driving motor is fixed and electrically connected with the suction pump, and the bottom of the suction pump driving motor is fixedly connected with the lower foundation layer;
the suction manifold is fixedly connected with the lower foundation layer, and one end of the suction manifold is fixedly connected and communicated with the other end of the suction pump;
the mixing stirrer is communicated with the other end of the suction manifold and is fixedly connected with the upper foundation layer and the lower foundation layer;
the mixing stirrer driving motor is fixedly connected with the top of the mixing stirrer and is electrically connected with the mixing stirrer;
the dry adding device is fixedly connected with the upper layer of the foundation and communicated with the mixing stirrer, and the number of the dry adding devices is M which is more than or equal to 1;
the dry adding device driving motor is fixed and electrically connected with the dry adding device, and the number of the dry adding device driving motors is consistent with that of the dry adding devices;
the liquid adding device is fixedly connected with the lower base layer and communicated with the mixing stirrer, the number of the liquid adding devices is N, and N is more than or equal to 1;
the liquid adding device driving motor is fixed and electrically connected with the liquid adding device, the bottom of the liquid adding device driving motor is fixedly connected with the lower layer of the foundation, and the number of the liquid adding device driving motors is consistent with that of the liquid adding devices;
the sand conveying device is fixedly connected with the upper layer of the foundation and the lower layer of the foundation respectively, the sand conveying device and the foundation form a certain angle, and the sand conveying device is communicated with the mixing stirrer;
the sand conveying device driving motor is fixed and electrically connected with the top of the sand conveying device;
the discharge pump is fixedly connected with the lower foundation layer and communicated with the mixing stirrer;
the discharge pump driving motor is fixed and electrically connected with the discharge pump, and is also fixedly connected with the lower foundation layer;
one end of the discharge manifold is fixedly connected and communicated with the discharge pump, one end of the discharge manifold is also communicated with the mixing stirrer, and the discharge manifold is fixedly connected with the lower foundation layer;
and the operation room is fixedly connected with the upper layer of the foundation.
As the utility model discloses an optimal scheme, defeated sand device fixed mounting be in the one end of basis, L piece foundatin plate has been set up on the basis upper strata, L is greater than or equal to 2, the foundatin plate can be dismantled, it is adjacent to mix the agitator defeated sand device installs, mix the agitator upper portion with basic upper strata fixed connection, mix the agitator the lower part with basic lower floor's fixed connection, discharge pump driving motor, discharge manifold, suction pump driving motor, suction manifold, liquid add the device driving motor respectively with basic lower floor's fixed connection, and all set up between basic upper strata and the basic lower floor, operation room fixed mounting be in on the basis upper strata, be located discharge pump, discharge pump driving motor, discharge manifold, suction pump driving motor, suction manifold, Liquid adds device, liquid and adds device driving motor's top, when needs are maintained the change discharge pump, discharge pump driving motor, discharge manifold, suction pump driving motor, suction manifold, liquid add device, liquid and when adding device driving motor, demolish the foundatin plate operates, makes things convenient for the operating personnel to operate, also need not carry out demolish installation work on a large scale.
As the preferred scheme of the utility model, full electric drive sand mixing equipment still includes the converter and settles the room, the mounting means that the room was settled to the converter is any one of following two kinds of forms:
A. the frequency converter accommodating room is fixedly arranged at the other end of the foundation and is fixedly connected with the lower layer of the foundation;
B. the frequency converter mounting room is independent to form a sledge.
As a preferred aspect of the present invention, the configuration of the suction pump driving motor, the mixing agitator driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor, and the discharge pump driving motor is one of the following six modes:
C. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor are all connected with a frequency converter, and the frequency converter is integrated with the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor;
D. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor are all connected with a frequency converter, the frequency converter is integrated with the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor, and an adjusting valve is arranged on the suction manifold;
E. the device comprises a mixing stirrer driving motor, a liquid adding device driving motor, a dry adding device driving motor and a sand conveying device driving motor, wherein the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter;
F. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter, the frequency converter is integrated with the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor, and the discharge pump driving motor is a rated rotating speed driving motor;
G. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter, the frequency converter is integrated with the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor into a whole, the discharge pump driving motor is a rated rotating speed driving motor, and the suction manifold is provided with an adjusting valve;
H. mix agitator driving motor, liquid and add device driving motor, defeated sand device driving motor and discharge pump driving motor futilely and all be connected with the converter, the converter with mix agitator driving motor, liquid and add device driving motor, do and add device driving motor, defeated sand device driving motor and discharge pump driving motor integrated as an organic whole, the suction pump driving motor is rated speed driving motor, be provided with adjusting valve on the suction manifold.
As a preferred aspect of the present invention, the configuration of the suction pump driving motor, the mixing agitator driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor, and the discharge pump driving motor is one of the following six modes:
I. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor are all connected with a frequency converter, and the frequency converters are fixedly installed in the frequency converter accommodating rooms;
J. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor are all connected with a frequency converter, the frequency converters are fixedly installed in the frequency converter accommodating rooms, and the suction manifold is provided with an adjusting valve;
K. the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with frequency converters, the frequency converters are fixedly installed in the frequency converter accommodating rooms, the suction pump driving motor and the discharge pump driving motor are both rated rotating speed driving motors, and the suction manifold is provided with an adjusting valve;
p, the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter, the frequency converter is fixedly installed in the frequency converter accommodating room, and the discharge pump driving motor is a rated rotating speed driving motor;
the Q, the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter, the frequency converter is fixedly installed in the frequency converter accommodating room, the discharge pump driving motor is a rated rotating speed driving motor, and the suction manifold is provided with an adjusting valve;
r mixing agitator driving motor, liquid add device driving motor, defeated sand device driving motor and discharge pump driving motor futilely and all be connected with the converter, converter fixed mounting is in the room is settled to the converter, suction pump driving motor is rated speed driving motor, be provided with adjusting valve on the suction manifold.
As the utility model discloses an optimal scheme, the liquid add the device still with the discharge manifold intercommunication, the liquid add the device with be provided with the stop valve on the connecting line of mixing agitator, the liquid add the device with be provided with on the connecting line of discharge manifold the stop valve, the liquid add the device with during the intercommunication between the mixing agitator, the liquid add the device with on the connecting line of discharge manifold the stop valve is turn-offed, the liquid add the device with during the intercommunication between the discharge manifold, the liquid add the device with on the connecting line of mixing agitator the stop valve is turn-offed, can realize carrying out the interpolation of liquid additive in mixing agitator and also can realize carrying out the interpolation of liquid additive in the discharge manifold.
As a preferred scheme of the utility model, the liquid adding device is also communicated with the suction manifold, and a stop valve is arranged on a connecting line of the liquid adding device and the suction manifold; when the liquid adding device is communicated with the mixing stirrer, the liquid adding device is closed off from the stop valves on the connecting pipelines of the suction manifold and the discharge manifold; when the liquid adding device is communicated with the discharge manifold, the liquid adding device is closed off from the stop valves on the connecting pipelines of the mixing stirrer and the suction manifold; when the liquid adds the device with when communicating between the suction manifold, the liquid add the device with on the connecting line of mixing agitator and discharge manifold the stop valve is shut off, can realize carrying out the interpolation of liquid additive in mixing agitator and also can realize carrying out the interpolation of liquid additive in the discharge manifold and also can realize carrying out the interpolation of liquid additive in the suction manifold.
As the utility model discloses a preferred scheme still includes the level gauge, the level gauge fixed set up in the mixing agitator, the level gauge is used for showing the height of mixture in the mixing agitator.
As a preferred scheme of the present invention, an auxiliary manifold one and an auxiliary manifold two are installed between the suction manifold and the discharge manifold in a communicating manner, the suction manifold is provided with a valve one, the auxiliary manifold one is provided with a valve two, the auxiliary manifold two is provided with a valve three, and the input manifold is provided with a valve four; when the first valve and the fourth valve are opened and the second valve and the third valve are closed, the suction pump and the suction manifold work in a matched mode, and the discharge pump and the discharge manifold work in a matched mode; when the first valve and the fourth valve are closed and the second valve and the third valve are opened, the suction pump, the auxiliary manifold and the discharge manifold work in a matched mode, and the discharge pump, the suction manifold and the auxiliary manifold work in a matched mode, so that the left suction right row and the right suction left row of the whole sand mixing equipment are achieved.
As the preferred proposal of the utility model, the foundation is a sledge frame.
As the utility model discloses a preferred scheme, the basis is the fracturing blender truck.
As the utility model discloses an optimal scheme, the mulling is equipped and is included the funnel sieve, the mulling is equipped upper portion and is provided with the filter sieve, all be provided with vibrating motor on funnel sieve and the filter sieve, when the fracturing propping agent has the jam condition to take place, start vibrating motor is so that the purpose that the jam fracturing propping agent is loose and then reach the mediation.
An automatic control system for controlling the aforementioned all-electric driven sand mulling equipment, comprising:
the suction control system is electrically connected with the suction pump driving motor and controls the suction pump driving motor to work;
the stirring control system is electrically connected with the mixing stirrer driving motor through the frequency converter, and controls the frequency converter to change the rotating speed of the mixing stirrer driving motor so as to control the rotating speed of the inner stirring blades of the mixing stirrer;
the dry adding control system is electrically connected with the dry adding device driving motor through the frequency converter, and changes the rotating speed of the dry adding device driving motor through the frequency converter so as to control the dry powder additive amount of the dry adding device;
the liquid adding control system is electrically connected with the liquid adding device driving motor through the frequency converter, and the liquid adding control system changes the rotating speed of the liquid adding device driving motor through the frequency converter so as to control the amount of the liquid additive in the liquid adding device;
the sand conveying control system is electrically connected with the sand conveying device driving motor through the frequency converter, and changes the rotating speed of the sand conveying device driving motor through the frequency converter so as to change the input amount of the sand conveying device propping agent;
and the discharge control system is electrically connected with the discharge pump and controls the discharge pump to work.
As the preferred scheme of the utility model, inhale control system and pass through the converter with the suction pump driving motor electricity is connected, inhale control system and pass through the converter control suction pump driving motor's rotational speed, and then control the suction volume of suction pump.
As the utility model discloses a preferred scheme, inhale control system passes through the converter with the suction pump driving motor electricity is connected, inhale control system passes through the converter control suction pump driving motor's rotational speed, through governing valve's cooperation control the suction volume of suction pump.
As the utility model discloses a preferred scheme, inhale control system with inhale pump driving motor direct electrical connection, inhale pump driving motor is ordinary non-inverter motor, inhale control system control inhale pump driving motor work, through adjust valve control inhale the volume of pump.
As the utility model discloses a preferred scheme, discharge control system passes through the converter with the discharge pump driving motor electricity is connected, discharge control system passes through the converter control discharge pump driving motor's rotational speed, and then control the discharge capacity of discharge pump.
As the utility model discloses a preferred scheme, discharge control system with discharge pump driving motor electricity direct connection, discharge pump driving motor is ordinary non-inverter motor, discharge control system control discharge pump driving motor work.
As the utility model discloses a preferred scheme still includes the level gauge, place in the level gauge in the mixing agitator, and with the suction control system electricity is connected, the level gauge is used for showing the height and the real-time transmission liquid level data of liquid level give in the mixing agitator suction control system, suction control system is according to liquid level data control the liquid supply volume of suction pump.
As the utility model discloses a preferred scheme still includes the vibration control system, the vibration control system is connected with the vibrating motor electricity, the vibration control system control vibrating motor's start-stop.
Compared with the prior art, the beneficial effects of the utility model are that:
1. all equipment in the utility model is driven by the motor without hydraulic drive, the structure and the driving process are simple, and the maintenance is convenient;
2. all the devices in the utility model are driven by the motor, hydraulic oil is not needed, and the danger of environmental pollution is avoided;
3. all equipment in the utility model is driven by the motor without a heat dissipation device, thereby reducing noise, energy consumption, failure rate and running cost;
4. the layout of each device in the utility model can be realized by only dismantling the base plate at the corresponding position when maintaining the suction pump, the suction pump driving motor, the discharge pump driving motor, the liquid adding device driving motor and various manifolds, and without dismantling large-scale facilities such as an operation room and a frequency converter settling room;
5. the utility model adopts full electric drive, and the corresponding speed and the control precision are both higher;
6. the utility model adopts full electric drive, has low noise, can carry out night operation, and improves the working efficiency;
7. the utility model adopts an automatic control system, has high automation degree, simple operation and accurate control;
8. the utility model discloses a vibrating motor effectively solves long-pending sand problem.
Description of the drawings:
fig. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the utility model with the operating room and the foundation upper layer removed;
FIG. 3 is another perspective view of the utility model after the operating room and the upper layer of the foundation are dismantled;
FIG. 4 is a perspective view of the present invention with the frequency converter integrated with the driving motor;
FIG. 5 is a block diagram of the automatic control system of the present invention;
FIG. 6 is a block diagram of an embodiment of the automatic control system of the present invention;
fig. 7 is a block diagram of another embodiment of the automatic control system of the present invention;
fig. 8 is a block diagram of another embodiment of the automatic control system of the present invention;
fig. 9 is a block diagram of another embodiment of the automatic control system of the present invention;
fig. 10 is a block diagram of another embodiment of the automatic control system of the present invention;
fig. 11 is a block diagram of another embodiment of the automatic control system of the present invention;
fig. 12 is a block diagram of another embodiment of the automatic control system of the present invention.
The labels in the figure are: 01-foundation, 011-foundation upper layer, 012-foundation lower layer, 02-suction pump, 03-suction pump drive motor, 04-suction manifold, 05-mixing stirrer, 06-mixing stirrer drive motor, 07-dry adding device, 08-dry adding device drive motor, 09-liquid adding device, 10-liquid adding device drive motor, 11-sand conveying device, 12-sand conveying device drive motor, 13-discharge pump, 14-discharge pump drive motor, 15-discharge manifold, 16-frequency converter installation room, 17-operation room, 18-foundation plate, 19-regulation valve, 20-vibration motor, 21-switch valve, 211-switch valve one, 212-switch valve two, 213-switch valve three, 214-switch valve four, 22-auxiliary manifold one, 23-auxiliary manifold two.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description, but it should not be construed that the scope of the present invention is limited to the following examples, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included within the scope of the present invention.
Example 1
As shown in FIGS. 1-3, the all-electric driven sand mixing device comprises a skid frame 01, a suction pump 02, a suction pump driving motor 03, a suction manifold 04, a mixing stirrer 05, a mixing stirrer driving motor 06, a dry adding device 07, a dry adding device driving motor 08, a liquid adding device 09, a liquid adding device driving motor 10, a sand conveying device 11, a sand conveying device driving motor 12, a discharge pump 13, a discharge pump driving motor 14, a discharge manifold 15, a frequency converter setting room 16, an operation room 17, a base plate 18, a regulating valve 19, a vibration motor 20, a switch valve 21, an auxiliary manifold one 22 and an auxiliary manifold two 23, in other embodiments, the skid frame 01 can be replaced by a sand mixing truck, the frequency converter setting room 16 can be fixedly connected with the skid frame 01 or can be independent into a skid, the skid frame 01 is divided into an upper layer and a lower layer, 011 and 011, the suction pump 02, the suction pump driving motor 03, the frequency converter setting room 16, the skid frame 01 can be fixedly connected with the upper layer, or can be independent of the, The device comprises a suction manifold 04, a liquid adding device 09, a liquid adding device driving motor 10, a discharge pump 13, a discharge pump driving motor 14, a discharge manifold 15, a frequency converter accommodating room 16, an auxiliary manifold I21 and an auxiliary manifold II 22 which are respectively and fixedly connected with a lower layer 012 of a skid frame, a dry adding device 07 and an operation room 17 which are respectively and fixedly connected with an upper layer 011 of the skid frame, a foundation plate 18 which is arranged on the upper layer 011 of the skid frame and movably connected with the upper layer 011 of the skid frame is convenient to disassemble, the upper part of a sand conveying device 11 is fixedly connected with the upper layer 011 of the skid frame, the lower part of the sand conveying device 11 is fixedly connected with the lower layer 012 of the skid frame, and the sand conveying device 11 and the lower layer 012 of the skid frame form a certain angle.
In this embodiment, the sand conveying device 11 has three packing augers, each packing auger is equipped with a sand conveying device driving motor 12, one packing auger is 8 inches, the other two packing augers are 12 inches, the bottom of the sand conveying device 11 is provided with 5 funnel sieves, each funnel sieve is provided with a vibration motor 20, the sand conveying device 11 is communicated with the mixing agitator 05, and the sand conveying device 11 and the sand conveying device driving motor 12 are fixed and electrically connected.
In the embodiment, the number of the dry adding devices 08 is 2, in other embodiments, the number of the dry adding devices is set according to actual needs, the dry adding device driving motor 09 is fixedly and electrically connected with the dry adding device 08, and the dry adding device 08 is communicated with the mixing stirrer 05.
The liquid adds the device 09 totally 2 in this embodiment, and the quantity of the liquid adds the device in other embodiments is set up according to actual need, and the liquid adds the device driving motor 09 and adds the device 08 with the liquid and fixes and electrically connect, and the liquid adds the device 08 and communicates with mixing agitator 05.
In this embodiment, the suction pump 02 is fixedly connected with the suction pump driving motor 03, the suction pump 02 is fixedly connected and communicated with one end of a suction manifold 04, the suction manifold 04 is provided with a first switch valve 211, the suction manifold is also provided with a regulating valve 18, and the other end of the suction manifold 04 is communicated with the mixing agitator 05; the discharge pump 013 is fixedly connected with the discharge pump driving motor 14, the discharge pump 13 is fixedly connected and communicated with one end of the discharge manifold 15, the discharge manifold 13 is provided with a fourth switch valve 214, and the other end of the discharge manifold 13 is communicated with the mixing stirrer 05; an auxiliary manifold I22 and an auxiliary manifold II 23 are fixed and communicated between the suction manifold 04 and the discharge manifold 13, a switch valve II 212 is arranged on the auxiliary manifold I22, and a switch valve III 213 is arranged on the auxiliary manifold II 23; when the first switch valve 211 and the fourth switch valve 214 are opened and the second switch valve 212 and the third switch valve 213 are closed, the suction pump 02 and the suction manifold 04 work in a matching way, and the discharge pump 13 and the discharge manifold 15 work in a matching way; when the first switch valve 211 and the fourth switch valve 214 are turned off, and the second switch valve 212 and the third switch valve 213 are turned on, the suction pump 02 and the discharge manifold 15 and the second auxiliary manifold 23 cooperate to work, and the discharge pump 13 and the suction manifold 04 cooperate with the first auxiliary manifold 22 to work, so that the left suction right discharge and the right suction left discharge of the sand mullion are realized.
In this embodiment, the liquid adding device 09 is further communicated with the suction manifold 04 and the discharge manifold 15, and a stop valve is arranged on a connection line between the liquid adding device 09 and the suction manifold 04 as well as the discharge manifold 15, so that the liquid adding device 09 can directly add the liquid additive into the mixing agitator 05, or directly add the liquid additive into the suction manifold 04, or directly add the liquid additive into the discharge manifold 15 according to actual working requirements.
In this embodiment, the suction pump driving motor 03, the mixing agitator driving motor 06, the dry adding device driving motor 08, the liquid adding device driving motor 10, the sand conveying device driving motor 12 and the discharge pump driving motor 14 are all connected with a frequency converter, the frequency converters are all fixedly installed in the frequency converter installation room 16, in another embodiment, the suction pump driving motor 03 and the discharge pump driving motor 14 are not connected with the frequency converter, the suction pump driving motor 03 and the discharge pump driving motor 14 are both common non-frequency conversion motors, in other embodiments, the suction pump driving motor 03 is connected with the frequency converter, but the discharge pump driving motor 14 is not connected with the frequency converter, i.e., the common non-frequency conversion motor, or the suction pump driving motor 03 is not connected with the frequency converter, i.e., the common non-frequency conversion motor, but the discharge pump driving motor 14 is connected with the frequency.
Example 2
As shown in fig. 4, the structure of this embodiment is the same as that of embodiment 1 except for the frequency converter installation room 16, and is not described herein again, and the frequency converter installation room 16 is not included in this embodiment, the frequency converters 24 are all integrated with their respective driving motors, that is, the suction pump driving motor 03 is integrated with the frequency converter 24, the mixing agitator driving motor 06 is integrated with the frequency converter 24, the dry adding device driving motor 08 is integrated with the frequency converter 24, the liquid adding device driving motor 10 is integrated with the frequency converter 24, the sand conveying device driving motor 12 is integrated with the frequency converter 24, and the discharge pump driving motor 14 is integrated with the frequency converter 24, and in other embodiments, the suction pump driving motor 03 is not integrated with the frequency converter 24 or the discharge pump driving motor 14 is not integrated with the frequency converter, that is a normal non-frequency conversion motor.
Example 3
As shown in fig. 6, an automatic control system of an all-electric driven sand mulling facility includes:
the suction control system is electrically connected with the suction pump 02 through a frequency converter, and controls the frequency converter to change the rotating speed of a suction pump driving motor 03 so as to control the suction amount of the suction pump 02;
the stirring control system is electrically connected with the mixing stirrer driving motor 06 through the frequency converter, and controls the frequency converter to change the rotating speed of the mixing stirrer driving motor 06 so as to control the rotating speed of the inner stirring blades of the mixing stirrer 05;
the dry adding control system is electrically connected with the dry adding device driving motor 08 through a frequency converter, and the dry adding control system changes the rotating speed of the dry adding device driving motor 08 through the frequency converter, so that the dry powder additive amount of the dry adding device 07 is controlled;
the liquid adding control system is electrically connected with the liquid adding device driving motor 10 through a frequency converter, and the liquid adding control system changes the rotating speed of the liquid adding device driving motor 10 through the frequency converter so as to control the amount of the liquid additive of the liquid adding device 09;
the sand conveying control system is electrically connected with the sand conveying device driving motor 12 through a frequency converter, and changes the rotating speed of the sand conveying device driving motor 12 through the frequency converter, so that the input amount of the propping agent of the sand conveying device 11 is changed;
a discharge control system electrically connected to the discharge pump drive motor 14 through a frequency converter, the discharge control system changing the rotation speed of the discharge pump drive motor 14 through the frequency converter, thereby controlling the discharge amount of the discharge pump 13;
the liquid level meter is arranged in the mixing stirrer 05 and is electrically connected with the suction control system;
in other embodiments a vibration control system may be added or a level gauge may be removed.
Example 4
As shown in fig. 7, an automatic control system of an all-electric driven sand mulling facility includes:
the suction control system is electrically connected with the suction pump driving motor 03 and controls the suction pump driving motor 03 to work, and the suction amount of the suction pump 02 is controlled through the adjusting valve 19;
the stirring control system is electrically connected with the mixing stirrer driving motor 06 through the frequency converter, and controls the frequency converter to change the rotating speed of the mixing stirrer driving motor 06 so as to control the rotating speed of the inner stirring blades of the mixing stirrer 05;
the dry adding control system is electrically connected with the dry adding device driving motor 08 through a frequency converter, and the dry adding control system changes the rotating speed of the dry adding device driving motor 08 through the frequency converter, so that the dry powder additive amount of the dry adding device 07 is controlled;
the liquid adding control system is electrically connected with the liquid adding device driving motor 10 through a frequency converter, and the liquid adding control system changes the rotating speed of the liquid adding device driving motor 10 through the frequency converter so as to control the amount of the liquid additive of the liquid adding device 09;
the sand conveying control system is electrically connected with the sand conveying device driving motor 12 through a frequency converter, and changes the rotating speed of the sand conveying device driving motor 12 through the frequency converter, so that the input amount of the propping agent of the sand conveying device 11 is changed;
the discharge control system is electrically connected with the discharge pump driving motor 14 and controls the discharge pump 13 to work;
the liquid level meter is arranged in the mixing stirrer 05 and is electrically connected with the suction control system;
in other embodiments a vibration control system may be added or a level gauge may be removed.
Example 5
As shown in fig. 8, an automatic control system of an all-electric driven sand mulling facility includes:
the suction control system is electrically connected with the suction pump 02 through a frequency converter, controls the frequency converter to change the rotating speed of a suction pump driving motor 03, and controls the suction amount of the suction pump 02 through the matching of an adjusting valve 19;
the stirring control system is electrically connected with the mixing stirrer driving motor 06 through the frequency converter, and controls the frequency converter to change the rotating speed of the mixing stirrer driving motor 06 so as to control the rotating speed of the inner stirring blades of the mixing stirrer 05;
the dry adding control system is electrically connected with the dry adding device driving motor 08 through a frequency converter, and the dry adding control system changes the rotating speed of the dry adding device driving motor 08 through the frequency converter, so that the dry powder additive amount of the dry adding device 07 is controlled;
the liquid adding control system is electrically connected with the liquid adding device driving motor 10 through a frequency converter, and the liquid adding control system changes the rotating speed of the liquid adding device driving motor 10 through the frequency converter so as to control the amount of the liquid additive of the liquid adding device 09;
the sand conveying control system is electrically connected with the sand conveying device driving motor 12 through a frequency converter, and changes the rotating speed of the sand conveying device driving motor 12 through the frequency converter, so that the input amount of the propping agent of the sand conveying device 11 is changed;
a discharge control system electrically connected to the discharge pump drive motor 14 through a frequency converter, the discharge control system changing the rotation speed of the discharge pump drive motor 14 through the frequency converter, thereby controlling the discharge amount of the discharge pump 13;
the liquid level meter is arranged in the mixing stirrer 05 and is electrically connected with the suction control system;
in other embodiments a vibration control system may be added or a level gauge may be removed.
Example 6
As shown in fig. 9, an automatic control system of an all-electric driven sand mulling facility includes:
the suction control system is electrically connected with the suction pump driving motor 03 and controls the suction pump driving motor 03 to work, and the suction amount of the suction pump 02 is controlled through the adjusting valve 19;
the stirring control system is electrically connected with the mixing stirrer driving motor 06 through the frequency converter, and controls the frequency converter to change the rotating speed of the mixing stirrer driving motor 06 so as to control the rotating speed of the inner stirring blades of the mixing stirrer 05;
the dry adding control system is electrically connected with the dry adding device driving motor 08 through a frequency converter, and the dry adding control system changes the rotating speed of the dry adding device driving motor 08 through the frequency converter, so that the dry powder additive amount of the dry adding device 07 is controlled;
the liquid adding control system is electrically connected with the liquid adding device driving motor 10 through a frequency converter, and the liquid adding control system changes the rotating speed of the liquid adding device driving motor 10 through the frequency converter so as to control the amount of the liquid additive of the liquid adding device 09;
the sand conveying control system is electrically connected with the sand conveying device driving motor 12 through a frequency converter, and changes the rotating speed of the sand conveying device driving motor 12 through the frequency converter, so that the input amount of the propping agent of the sand conveying device 11 is changed;
a discharge control system electrically connected to the discharge pump drive motor 14 through a frequency converter, the discharge control system changing the rotation speed of the discharge pump drive motor 14 through the frequency converter, thereby controlling the discharge amount of the discharge pump 13;
the liquid level meter is arranged in the mixing stirrer 05 and is electrically connected with the suction control system;
in other embodiments a vibration control system may be added or a level gauge may be removed.
Example 7
As shown in fig. 10, an automatic control system of an all-electric driven sand mulling facility includes:
the suction control system is electrically connected with the suction pump 02 through a frequency converter, and controls the frequency converter to change the rotating speed of a suction pump driving motor 03 so as to control the suction amount of the suction pump 02;
the stirring control system is electrically connected with the mixing stirrer driving motor 06 through the frequency converter, and controls the frequency converter to change the rotating speed of the mixing stirrer driving motor 06 so as to control the rotating speed of the inner stirring blades of the mixing stirrer 05;
the dry adding control system is electrically connected with the dry adding device driving motor 08 through a frequency converter, and the dry adding control system changes the rotating speed of the dry adding device driving motor 08 through the frequency converter, so that the dry powder additive amount of the dry adding device 07 is controlled;
the liquid adding control system is electrically connected with the liquid adding device driving motor 10 through a frequency converter, and the liquid adding control system changes the rotating speed of the liquid adding device driving motor 10 through the frequency converter so as to control the amount of the liquid additive of the liquid adding device 09;
the sand conveying control system is electrically connected with the sand conveying device driving motor 12 through a frequency converter, and changes the rotating speed of the sand conveying device driving motor 12 through the frequency converter, so that the input amount of the propping agent of the sand conveying device 11 is changed;
the discharge control system is electrically connected with the discharge pump driving motor 14 and controls the discharge pump 13 to work;
the liquid level meter is arranged in the mixing stirrer 05 and is electrically connected with the suction control system;
in other embodiments a vibration control system may be added or a level gauge may be removed.
Example 8
As shown in fig. 11, an automatic control system of an all-electric driven sand mulling facility includes:
the suction control system is electrically connected with the suction pump 02 through a frequency converter, controls the frequency converter to change the rotating speed of a suction pump driving motor 03, and controls the suction amount of the suction pump 02 through an adjusting valve 19;
the stirring control system is electrically connected with the mixing stirrer driving motor 06 through the frequency converter, and controls the frequency converter to change the rotating speed of the mixing stirrer driving motor 06 so as to control the rotating speed of the inner stirring blades of the mixing stirrer 05;
the dry adding control system is electrically connected with the dry adding device driving motor 08 through a frequency converter, and the dry adding control system changes the rotating speed of the dry adding device driving motor 08 through the frequency converter, so that the dry powder additive amount of the dry adding device 07 is controlled;
the liquid adding control system is electrically connected with the liquid adding device driving motor 10 through a frequency converter, and the liquid adding control system changes the rotating speed of the liquid adding device driving motor 10 through the frequency converter so as to control the amount of the liquid additive of the liquid adding device 09;
the sand conveying control system is electrically connected with the sand conveying device driving motor 12 through a frequency converter, and changes the rotating speed of the sand conveying device driving motor 12 through the frequency converter, so that the input amount of the propping agent of the sand conveying device 11 is changed;
the discharge control system is electrically connected with the discharge pump driving motor 14 and controls the discharge pump 13 to work;
the liquid level meter is arranged in the mixing stirrer 05 and is electrically connected with the suction control system;
in other embodiments a vibration control system may be added or a level gauge may be removed.
Example 9
As shown in fig. 12, an automatic control system of an all-electric driven sand mulling facility includes:
the suction control system is electrically connected with the suction pump driving motor 03 and controls the suction pump driving motor 03 to work;
the stirring control system is electrically connected with the mixing stirrer driving motor 06 through the frequency converter, and controls the frequency converter to change the rotating speed of the mixing stirrer driving motor 06 so as to control the rotating speed of the inner stirring blades of the mixing stirrer 05;
the dry adding control system is electrically connected with the dry adding device driving motor 08 through a frequency converter, and the dry adding control system changes the rotating speed of the dry adding device driving motor 08 through the frequency converter, so that the dry powder additive amount of the dry adding device 07 is controlled;
the liquid adding control system is electrically connected with the liquid adding device driving motor 10 through a frequency converter, and the liquid adding control system changes the rotating speed of the liquid adding device driving motor 10 through the frequency converter so as to control the amount of the liquid additive of the liquid adding device 09;
the sand conveying control system is electrically connected with the sand conveying device driving motor 12 through a frequency converter, and changes the rotating speed of the sand conveying device driving motor 12 through the frequency converter, so that the input amount of the propping agent of the sand conveying device 11 is changed;
the discharge control system is electrically connected with the discharge pump driving motor 14 and controls the discharge pump 13 to work;
the vibration control system is electrically connected with the vibration motor 20 and controls the on-off of the vibration motor 20;
in other embodiments, the aforementioned vibration control system may be eliminated or a level gauge added, which is built into the mixing whisk 05 and is electrically connected to the suction control system.
Claims (24)
1. Full electric drive sand mixing equipment, it includes the basis, the basis divide into about two-layer be basic upper strata and basic lower floor respectively, its characterized in that still includes:
the suction pump is fixedly connected with the lower foundation layer;
the suction pump driving motor is fixed and electrically connected with the suction pump, and the bottom of the suction pump driving motor is fixedly connected with the lower foundation layer;
the suction manifold is fixedly connected with the lower foundation layer, and one end of the suction manifold is fixedly connected and communicated with the other end of the suction pump;
the mixing stirrer is communicated with the other end of the suction manifold and is fixedly connected with the upper foundation layer and the lower foundation layer;
the mixing stirrer driving motor is fixedly connected with the top of the mixing stirrer and is electrically connected with the mixing stirrer;
the dry adding device is fixedly connected with the upper layer of the foundation and communicated with the mixing stirrer, and the number of the dry adding devices is M which is more than or equal to 1;
the dry adding device driving motor is fixed and electrically connected with the dry adding device, and the number of the dry adding device driving motors is consistent with that of the dry adding devices;
the liquid adding device is fixedly connected with the lower base layer and communicated with the mixing stirrer, the number of the liquid adding devices is N, and N is more than or equal to 2;
the liquid adding device driving motor is fixed and electrically connected with the liquid adding device, the bottom of the liquid adding device driving motor is fixedly connected with the lower layer of the foundation, and the number of the liquid adding device driving motors is consistent with that of the liquid adding devices;
the sand conveying device is fixedly connected with the upper layer of the foundation and the lower layer of the foundation respectively, the electric sand conveying device and the foundation form a certain angle, and the sand conveying device is communicated with the mixing stirrer;
the sand conveying device driving motor is fixed and electrically connected with the top of the sand conveying device;
the discharge pump is fixedly connected with the lower foundation layer and communicated with the mixing stirrer;
the discharge pump driving motor is fixed and electrically connected with the discharge pump, and is also fixedly connected with the lower foundation layer;
one end of the discharge manifold is fixedly connected and communicated with the discharge pump, one end of the discharge manifold is also communicated with the mixing stirrer, and the discharge manifold is fixedly connected with the lower foundation layer;
and the operation room is fixedly connected with the upper layer of the foundation.
2. An all-electric sand mixing plant according to claim 1, characterized in that:
the sand conveying device is fixedly arranged at one end of the foundation, L foundation plates are erected on the upper layer of the foundation, L is more than or equal to 2, the foundation plate is detachable, the mixing stirrer is arranged close to the sand conveying device, the upper part of the mixing stirrer is fixedly connected with the upper layer of the foundation, the lower part of the mixing stirrer is fixedly connected with the lower layer of the foundation, the discharge pump driving motor, the discharge manifold, the suction pump driving motor, the suction manifold, the liquid adding device and the liquid adding device driving motor are respectively and fixedly connected with the lower layer of the foundation, and all set up between basic upper strata and the basic lower floor, operation room fixed mounting be in the basic upper strata is located discharge pump, discharge pump driving motor, discharge manifold, suction pump driving motor, suction manifold, liquid add the device, liquid add the top of device driving motor.
3. An all-electric sand mixing plant according to claim 2, characterized in that: still include the room is settled to the converter, the room is settled to the converter mounting means is any one of following two kinds of forms:
A. the frequency converter accommodating room is fixedly arranged at the other end of the foundation and is fixedly connected with the lower layer of the foundation;
B. the frequency converter mounting room is independent to form a sledge.
4. An all-electric sand mixing plant according to claim 2, characterized in that: the configuration of the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor is one of the following six modes:
C. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor are all connected with a frequency converter, and the frequency converter is integrated with the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor;
D. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor are all connected with a frequency converter, the frequency converter is integrated with the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor, and an adjusting valve is arranged on the suction manifold;
E. the device comprises a mixing stirrer driving motor, a liquid adding device driving motor, a dry adding device driving motor and a sand conveying device driving motor, wherein the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter;
F. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter, the frequency converter is integrated with the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor, and the discharge pump driving motor is a rated rotating speed driving motor;
G. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter, the frequency converter is integrated with the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor into a whole, the discharge pump driving motor is a rated rotating speed driving motor, and the suction manifold is provided with an adjusting valve;
H. mix agitator driving motor, liquid and add device driving motor, defeated sand device driving motor and discharge pump driving motor futilely and all be connected with the converter, the converter with mix agitator driving motor, liquid and add device driving motor, do and add device driving motor, defeated sand device driving motor and discharge pump driving motor integrated as an organic whole, the suction pump driving motor is rated speed driving motor, be provided with adjusting valve on the suction manifold.
5. An all-electric sand mixing plant according to claim 3, characterized in that: the configuration of the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor is one of the following six modes:
I. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor are all connected with a frequency converter, and the frequency converters are fixedly installed in the frequency converter accommodating rooms;
J. the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor, the sand conveying device driving motor and the discharge pump driving motor are all connected with a frequency converter, the frequency converters are fixedly installed in the frequency converter accommodating rooms, and the suction manifold is provided with an adjusting valve;
K. the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with frequency converters, the frequency converters are fixedly installed in the frequency converter accommodating rooms, the suction pump driving motor and the discharge pump driving motor are both rated rotating speed driving motors, and the suction manifold is provided with an adjusting valve;
p, the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter, the frequency converter is fixedly installed in the frequency converter accommodating room, and the discharge pump driving motor is a rated rotating speed driving motor;
the Q, the suction pump driving motor, the mixing stirrer driving motor, the liquid adding device driving motor, the dry adding device driving motor and the sand conveying device driving motor are all connected with a frequency converter, the frequency converter is fixedly installed in the frequency converter accommodating room, the discharge pump driving motor is a rated rotating speed driving motor, and the suction manifold is provided with an adjusting valve;
r mixing agitator driving motor, liquid add device driving motor, defeated sand device driving motor and discharge pump driving motor futilely and all be connected with the converter, converter fixed mounting is in the room is settled to the converter, suction pump driving motor is rated speed driving motor, be provided with adjusting valve on the suction manifold.
6. An all-electric driven sand mixing apparatus according to claim 4 or 5, characterized in that: the device is added to liquid still with the discharge manifold intercommunication, the liquid add the device with be provided with the stop valve on the connecting line of mixing agitator, the liquid add the device with be provided with on the connecting line of discharge manifold the stop valve, the liquid add the device with during the intercommunication between the mixing agitator, the liquid add the device with on the connecting line of discharge manifold the stop valve is turn-offed, the liquid add the device with during the intercommunication between the discharge manifold, the liquid add the device with on the connecting line of mixing agitator the stop valve is turn-offed.
7. An all-electric driven sand mixing apparatus according to claim 4 or 5, characterized in that: the liquid adding device is also communicated with the suction manifold, and a stop valve is arranged on a connecting pipeline of the liquid adding device and the suction manifold; when the liquid adding device is communicated with the mixing stirrer, the liquid adding device is closed off from the stop valves on the connecting pipelines of the suction manifold and the discharge manifold; when the liquid adding device is communicated with the discharge manifold, the liquid adding device is closed off from the stop valves on the connecting pipelines of the mixing stirrer and the suction manifold; when the liquid adds the device with when the intercommunication between the suction manifold, the liquid adds the device with on the connecting line of mixing agitator and discharge manifold the stop valve is shut off.
8. An all-electric sand mixing plant according to claim 6, characterized in that:
still include the level gauge, the level gauge fixed set up in the mixing agitator.
9. An all-electric sand mixing plant according to claim 7, characterized in that:
still include the level gauge, the level gauge fixed set up in the mixing agitator.
10. An all-electric sand mixing plant according to claim 6, characterized in that: an auxiliary manifold I and an auxiliary manifold II are communicated and mounted between the suction manifold and the discharge manifold, a valve I is arranged on the suction manifold, a valve II is arranged on the auxiliary manifold I, a valve III is arranged on the auxiliary manifold II, and a valve IV is arranged on the input manifold; when the first valve and the fourth valve are opened and the second valve and the third valve are closed, the suction pump and the suction manifold work in a matched mode, and the discharge pump and the discharge manifold work in a matched mode; when the first valve and the fourth valve are closed and the second valve and the third valve are opened, the suction pump, the second auxiliary manifold and the discharge manifold work in a matched mode, and the discharge pump, the suction manifold and the first auxiliary manifold work in a matched mode.
11. An all-electric sand mixing plant according to claim 7, characterized in that: an auxiliary manifold I and an auxiliary manifold II are communicated and mounted between the suction manifold and the discharge manifold, a valve I is arranged on the suction manifold, a valve II is arranged on the auxiliary manifold I, a valve III is arranged on the auxiliary manifold II, and a valve IV is arranged on the input manifold; when the first valve and the fourth valve are opened and the second valve and the third valve are closed, the suction pump and the suction manifold work in a matched mode, and the discharge pump and the discharge manifold work in a matched mode; when the first valve and the fourth valve are closed and the second valve and the third valve are opened, the suction pump, the second auxiliary manifold and the discharge manifold work in a matched mode, and the discharge pump, the suction manifold and the first auxiliary manifold work in a matched mode.
12. An all-electric sand mixing plant according to any of the claims 4-5, characterized in that: the foundation is a skid frame.
13. An all-electric sand mixing plant according to any of the claims 4-5, characterized in that: the basis is vehicle-mounted.
14. An all-electric sand mixing plant according to any of the claims 4-5, characterized in that: the sand mulling equipment comprises a funnel screen, a filter screen is arranged on the upper portion of the sand mulling equipment, and vibrating motors are arranged on the funnel screen and the filter screen.
15. An automatic control system for controlling an all-electric driven sand mixing plant according to any one of claims 4 or 5, comprising:
the suction control system is electrically connected with the suction pump driving motor and controls the suction pump driving motor to work;
the stirring control system is electrically connected with the mixing stirrer driving motor through the frequency converter, and controls the frequency converter to change the rotating speed of the mixing stirrer driving motor so as to control the rotating speed of the stirring blades in the mixing stirrer;
the dry adding control system is electrically connected with the dry adding device through the frequency converter, and changes the rotating speed of a driving motor of the dry adding device through the frequency converter so as to control the amount of the dry powder additive of the dry adding device;
the liquid adding control system is electrically connected with the liquid adding device through the frequency converter, and the liquid adding control system changes the rotating speed of a driving motor of the liquid adding device through the frequency converter so as to control the amount of the liquid additive in the liquid adding device;
the sand conveying control system is electrically connected with the sand conveying device driving motor through the frequency converter, and changes the rotating speed of the sand conveying device driving motor through the frequency converter so as to change the input amount of the sand conveying device propping agent;
and the discharge control system is electrically connected with the discharge pump and controls the discharge pump to work.
16. The automatic control system of an all-electric sand mixing plant according to claim 15, characterized in that: the suction control system is electrically connected with the suction pump driving motor through the frequency converter, and controls the rotating speed of the suction pump driving motor through the frequency converter so as to control the suction amount of the suction pump.
17. The automatic control system of an all-electric sand mixing plant according to claim 15, characterized in that: the suction control system is electrically connected with the suction pump driving motor through the frequency converter, the suction control system controls the rotating speed of the suction pump driving motor through the frequency converter, and the suction amount of the suction pump is controlled through the matching of the regulating valve.
18. The automatic control system of an all-electric sand mixing plant according to claim 15, characterized in that: the suction control system is directly and electrically connected with the suction pump driving motor, the suction pump driving motor is a common non-variable frequency motor, the suction control system controls the suction pump driving motor to work at a rated rotating speed, and the suction amount of the suction pump is controlled by the adjusting valve.
19. An automatic control system for an all-electric driven sand mixing plant according to claim 16 or 17 or 18, characterized in that: the discharge control system is electrically connected with the discharge pump driving motor through the frequency converter, and controls the rotating speed of the discharge pump driving motor through the frequency converter so as to control the discharge amount and the discharge pressure of the discharge pump.
20. An automatic control system for an all-electric driven sand mixing plant according to claim 16 or 17 or 18, characterized in that: the discharge control system is directly and electrically connected with the discharge pump driving motor, the discharge pump driving motor is a common non-variable frequency motor, and the discharge control system controls the discharge pump driving motor to work at a rated rotating speed.
21. An automatic control system for an all-electric sand mixing plant according to claim 19, characterized in that:
the liquid level meter is arranged in the mixing stirrer and is electrically connected with the suction control system.
22. An automatic control system for an all-electric sand mixing plant according to claim 20, characterized in that:
the liquid level meter is arranged in the mixing stirrer and is electrically connected with the suction control system.
23. An automatic control system for an all-electric sand mixing plant according to claim 19, characterized in that: the vibration control system is electrically connected with the vibration motor and controls the on-off of the vibration motor.
24. An automatic control system for an all-electric sand mixing plant according to claim 20, characterized in that: the vibration control system is electrically connected with the vibration motor and controls the on-off of the vibration motor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920780671.2U CN210645974U (en) | 2019-05-28 | 2019-05-28 | All-electric drive sand mixing equipment and automatic control system thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201573A (en) * | 2019-05-28 | 2019-09-06 | 四川宏华石油设备有限公司 | The automatic control system of full electric drive sand blender and full electric drive sand blender |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110201573A (en) * | 2019-05-28 | 2019-09-06 | 四川宏华石油设备有限公司 | The automatic control system of full electric drive sand blender and full electric drive sand blender |
| WO2020238920A1 (en) * | 2019-05-28 | 2020-12-03 | 四川宏华石油设备有限公司 | Fully electric-drive sand-mixing apparatus, and automatic control system for fully electric-drive sand-mixing apparatus |
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