CN217712443U - Connecting manifold and sand mixing equipment - Google Patents
Connecting manifold and sand mixing equipment Download PDFInfo
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- CN217712443U CN217712443U CN202222044699.4U CN202222044699U CN217712443U CN 217712443 U CN217712443 U CN 217712443U CN 202222044699 U CN202222044699 U CN 202222044699U CN 217712443 U CN217712443 U CN 217712443U
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- fracturing fluid
- sand
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- 238000002156 mixing Methods 0.000 title claims abstract description 51
- 239000004576 sand Substances 0.000 title claims abstract description 48
- 239000012530 fluid Substances 0.000 claims abstract description 66
- 238000010276 construction Methods 0.000 abstract description 8
- 208000028659 discharge Diseases 0.000 description 15
- 238000006073 displacement reaction Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 7
- 239000002253 acid Substances 0.000 description 5
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a mulling equipment technical field provides a connecting manifold and mulling equipment. This connecting manifold includes: the first manifold is provided with a mixing tank, one end of the first manifold is communicated with the fracturing fluid storage tank, the other end of the first manifold is communicated with first fracturing equipment, and the mixing tank is used for mixing the fracturing fluid with sand; and one end of the second manifold is communicated with the fracturing fluid storage tank, and the other end of the second manifold is communicated with second fracturing equipment. The sand mulling equipment comprises the connecting manifold of the embodiment. The utility model provides a connecting manifold and sand mixing equipment, first manifold and second manifold are independent, do not intercommunicate, and internal fracturing fluid does not mix, can carry out independent control, uses corresponding manifold output fracturing fluid according to discharge capacity size; the requirement of large discharge capacity in the current fracturing construction can be met, and the utilization rate of sand mixing equipment is improved; and the second manifold equipment is corroded and damaged, the use of the first manifold is not influenced, and the replacement cost is low.
Description
Technical Field
The utility model relates to a mulling equipment technical field especially relates to a connecting manifold and mulling equipment.
Background
The sand mixer truck is used as a core device in fracturing operation construction, and the discharge capacity performance of the whole truck is determined by the design of a manifold system of the sand mixer truck.
In the current fracturing sand mixing market, the mainstream sand mixing is 130 barrels of sand mixing truck/sand mixing skid, the model sand mixing truck mainly uses a 14 multiplied by 12 multiplied by 22 model centrifugal pump to match with a 10-inch fluid main manifold, and the maximum clear water discharge capacity of the type sand mixing truck is 20m3Min, 16m of sand-carrying fluid3And/min. And present fracturing construction discharge capacity has the bigger discharge development trend, and single 130 barrels of muddy sand car has not satisfied the equipment demand, and most customers adopt two muddy sand equipment, lead to the equipment to drop into, and the cost input is higher, and second equipment only supplies fracturing fluid and does not have the operation of adding sand simultaneously, leads to the utilization ratio of second equipment lower. Therefore, in the fracturing construction process, how to improve the equipment utilization rate of the double sand mixing equipment and reduce the investment cost is one of the problems to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a connecting pipe manifold and mulling equipment for solve among the prior art and adopt two mulling equipment to carry out the defect that equipment utilization ratio is low, investment cost is high that the fracturing construction leads to.
The utility model provides a connecting manifold, include:
the first manifold is provided with a mixing tank, one end of the first manifold is communicated with the fracturing fluid storage tank, the other end of the first manifold is communicated with first fracturing equipment, and the mixing tank is used for mixing fracturing fluid and sand;
one end of the second manifold is communicated with the fracturing fluid storage tank, and the other end of the second manifold is communicated with second fracturing equipment; wherein,
the first manifold is used for outputting sand-containing fracturing fluid, and the second manifold is used for outputting sand-free fracturing fluid.
According to the utility model provides a pair of connecting manifold, first manifold includes first union mouth and second union mouth, first union mouth set up in the one end of first manifold, second union mouth set up in the other end of first manifold.
According to the utility model provides a pair of connecting manifold, first manifold still includes first pump and second pump, first pump is located first union mouth with between the blending tank, the second pump is located the blending tank with between the second union mouth.
According to the utility model provides a connecting manifold, first manifold still includes first branch road and second branch road, first manifold still includes first valve, second valve, third valve, fourth valve and fifth valve;
the first valve is arranged between the first union port and the first pump, and the second valve and the third valve are sequentially arranged between the second union port and the second pump;
one end of the first branch is connected between the first union port and the first valve, the other end of the first branch is connected between the second valve and the third valve, and the fourth valve is arranged in the first branch;
one end of the second branch is connected between the first valve and the first pump, the other end of the second branch is connected between the second union port and the third valve, and the fifth valve is arranged in the second branch; wherein,
when the first union port is connected with the fracturing fluid storage tank and the second union port is connected with the first fracturing equipment, opening the first valve, the second valve and the third valve, and closing the fourth valve and the fifth valve;
when the first union port is connected with the first fracturing equipment and the second union port is connected with the fracturing fluid storage tank, the second valve, the fourth valve and the fifth valve are opened, and the first valve and the third valve are closed.
According to the utility model provides a pair of connecting manifold, first manifold still includes sixth valve and seventh valve, the sixth valve is located first branch road, the seventh valve is located the second branch road.
According to the utility model provides a pair of connecting manifold, first manifold still includes first flow sensor and second flow sensor, first flow sensor locates first pump with between the blending tank, second flow sensor locates the second pump with between the second valve.
According to the utility model provides a pair of connecting manifold, first manifold still includes the proportional valve, the proportional valve is located first flow sensor with between the blending tank.
According to the utility model provides a pair of connecting manifold still includes the third pump, the third pump is located the second manifold.
According to the utility model provides a pair of connecting manifold still includes third flow sensor, third flow sensor locates the second manifold.
The utility model also provides a sand mulling equipment, include the utility model discloses the connecting manifold of embodiment.
The utility model provides a pair of connecting manifold comprises first manifold and second manifold, and the two is independent, and is not intercommunicated, and inside fracturing fluid does not mix, can carry out independent control, uses corresponding manifold output fracturing fluid according to the discharge capacity size. When the large-displacement fracturing fluid is required to be output, the first manifold and the second manifold are used for outputting the fracturing fluid, so that the requirement of large displacement in current fracturing construction can be met, and the utilization rate of sand mulling equipment is improved; and the second manifold can be used for taking clear liquid and acid liquor, the equipment is corroded and damaged, the use of the first manifold is not influenced, and the replacement cost is low.
Further, the utility model provides a sand mixing equipment is still provided, it includes the utility model discloses the connecting manifold consequently has above-mentioned same advantage.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 diagram of a first manifold provided by the present invention;
fig. 2 is a schematic structural diagram of a second manifold provided by the present invention;
reference numerals are as follows:
100: a first manifold; 200: a second manifold;
10: a first union port; 11: a first valve; 12: a first pump; 13: a first flow sensor; 14: a proportional valve; 15: a mixing tank; 16: a second pump; 17: a second flow sensor; 18: a second valve; 19: a third valve; 20: a fourth valve; 21: a fifth valve; 22: a sixth valve; 23: a seventh valve; 24: a second union port; 25: a first branch; 26: a second branch circuit;
30: a third pump; 31: a third flow sensor.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
A connecting manifold according to the present invention will be described with reference to fig. 1 and 2. This connecting manifold includes: a first manifold 100 and a second manifold 200.
Wherein, first manifold 100 is equipped with blending tank 15, and the one end and the fracturing fluid storage tank intercommunication of first manifold 100, the other end and the first fracturing equipment intercommunication of first manifold 100, blending tank 15 are used for mixing fracturing fluid and sand, and first manifold 100 is used for exporting sand-containing fracturing fluid. One end of a second manifold 200 is communicated with the fracturing fluid storage tank, the other end of the second manifold 200 is communicated with second fracturing equipment, and the second manifold 200 is used for outputting sand-free fracturing fluid.
Specifically, the connecting manifold of the present embodiment is composed of a first manifold 100 and a second manifold 200, which are independently designed and not communicated with each other, and the internal fracturing fluids are not mixed, that is, a sand adding port is provided in the mixing tank 15 of the first manifold 100, sand is mixed into the fracturing fluids by using the mixing tank 15 to form sand-containing fracturing fluids, and the sand-containing fracturing fluids are output by using the first manifold 100; and the second manifold 200 is not provided with the mixing tank 15, and the fracturing fluid is not added with sand, is directly supplied by pumping the fracturing fluid through a fracturing fluid storage tank, and is output as the fracturing fluid without sand.
Further, the first manifold 100 and the second manifold 200 output fracturing fluids to different fracturing devices, respectively, and the two can be controlled independently. For example: when the discharge capacity is smaller than a set value and sand adding operation is needed, opening the first manifold 100, closing the second manifold 200, and outputting sand-containing fracturing fluid only by using the first manifold 100; when the discharge capacity is larger than a set value, the first manifold 100 and the second manifold 200 are opened simultaneously, and sand-containing fracturing fluid and sand-free fracturing fluid are respectively output to meet the requirement of large discharge capacity of fracturing construction; when the small-displacement acid pumping operation is needed, the second manifold 200 is opened, the first manifold 100 is closed, only the second manifold 200 is used for pumping clear liquid and acid liquid, the equipment is corroded and damaged, only the second manifold 200 needs to be replaced, the first manifold 100 is not affected, and the replacement cost is reduced.
The utility model provides a pair of connecting manifold comprises first manifold 100 and second manifold 200, and the two is independent, and the intercommunicating is not, and inside fracturing fluid does not mix, can carry out independent control, uses corresponding manifold output fracturing fluid according to the discharge capacity size. When the large-displacement fracturing fluid is required to be output, the first manifold 100 and the second manifold 200 are used for outputting the fracturing fluid, so that the requirement of large displacement in the current fracturing construction can be met, and the utilization rate of sand mixing equipment is improved; and the second manifold 200 can be used for taking clear liquid and acid liquor, the equipment is corroded and damaged, the use of the first manifold 100 is not influenced, and the replacement cost is low.
In one embodiment of the present invention, the first manifold 100 includes a first union port 10 and a second union port 24, the first union port 10 is disposed at one end of the first manifold 100, and the second union port 24 is disposed at the other end of the first manifold 100. Specifically, in this embodiment, union ports are respectively provided at two ends of the first manifold 100 so as to connect with corresponding fracturing fluid storage tanks and fracturing equipment.
In one embodiment of the present invention, the first manifold 100 further comprises a first pump 12 and a second pump 16, the first pump 12 being disposed between the first union port 10 and the mixing tank 15, the second pump 16 being disposed between the mixing tank 15 and the second union port 24. In this embodiment, two pumps are used to drive the output of the sand-containing fracturing fluid from the first manifold 100, one being a suction pump and the other being a discharge pump, depending on whether the adjacent union port is connected to a fracturing fluid storage tank or to a fracturing device. In the present embodiment, the first pump 12 is a suction pump, the second pump 16 is a discharge pump, and both the first pump 12 and the second pump 16 can be large-displacement centrifugal pumps.
In one embodiment of the present invention, the first manifold 100 further comprises a first branch 25 and a second branch 26, the first manifold 100 further comprises a first valve 11, a second valve 18, a third valve 19, a fourth valve 20, and a fifth valve 21; a first valve 11 is provided between the first union port 10 and the first pump 12, and a second valve 18 and a third valve 19 are provided in turn between the second union port 24 and the second pump 16; one end of the first branch 25 is connected between the first union port 10 and the first valve 11, the other end of the first branch 25 is connected between the second valve 18 and the third valve 19, and the fourth valve 20 is provided in the first branch 25; one end of the second branch 26 is connected between the first valve 11 and the first pump 12, the other end of the second branch 26 is connected between the second union port 24 and the third valve 19, and the fifth valve 21 is provided in the second branch 26; when the first union port 10 is connected with a fracturing fluid storage tank and the second union port 24 is connected with first fracturing equipment, the first valve 11, the second valve 18 and the third valve 19 are opened, and the fourth valve 20 and the fifth valve 21 are closed; when the first union port 10 is connected to the first fracturing apparatus and the second union port 24 is connected to the fracturing fluid storage tank, the second valve 18, the fourth valve 20 and the fifth valve 21 are opened, and the first valve 11 and the third valve 19 are closed. In this embodiment, the input and output states of the union ports can be changed by using the open and close states of different valves through the branch arrangement and the valve arrangement, specifically, when the first union port 10 is connected to a fracturing fluid storage tank and the second union port 24 is connected to a first fracturing apparatus, that is, the first union port 10 is an input port, the second union port 24 is an output port, the first pump 12 is a suction pump, the second pump 16 is an exhaust pump, fracturing fluid enters the first manifold 100 from the fracturing fluid storage tank through the first union port 10, sequentially passes through the first valve 11 and the first pump 12, enters the mixing tank 15, is mixed with sand to form sand-containing fracturing fluid, sequentially passes through the second valve 18 and the third valve 19, and finally is discharged into the first fracturing apparatus through the second union port 24; when the first union port 10 is connected with a first fracturing device and the second union port 24 is connected with a fracturing fluid storage tank, namely the first union port 10 is a discharge port, the second union port 24 is an input port, the first pump 12 is a suction pump, the second pump 16 is a discharge pump, fracturing fluid enters the first manifold 100 from the fracturing fluid storage tank through the second union port 24, sequentially passes through the fifth valve 21 and the first pump 12, then enters the mixing tank 15, is mixed with sand to form sand-containing fracturing fluid, sequentially passes through the second valve 18 and the fourth valve 20, and finally is discharged into the first fracturing device through the first union port 10.
In one embodiment of the present invention, the first manifold 100 further comprises a sixth valve 22 and a seventh valve 23, the sixth valve 22 is disposed in the first branch 25, and the seventh valve 23 is disposed in the second branch 26. In this embodiment, the first branch 25 and the second branch 26 are respectively provided with two valves for regulation, that is, the first branch 25 is controlled by the fourth valve 20 and the sixth valve 22, the second branch 26 is controlled by the fifth valve 21 and the seventh valve 23, and the two valves are opened and closed at intervals on the same branch, so that safe, stable and continuous flow of the fracturing fluid can be ensured. Of course, the same branch can also be replaced by only a single valve, i.e. the first branch 25 is provided with only the fourth valve 20 and the second branch 26 is provided with only the sixth valve 22.
Further, the first to seventh valves 11 to 23 may be butterfly valves, electromagnetic proportional valves, or the like.
In one embodiment of the present invention, the first manifold 100 further comprises a first flow sensor 13 and a second flow sensor 17, the first flow sensor 13 is disposed between the first pump 12 and the mixing tank 15, and the second flow sensor 17 is disposed between the second pump 16 and the second valve 18. In this embodiment, the flow rate of the fracturing fluid entering the mixing tank 15 is monitored by the first flow sensor 13, and the flow rate of the sand-containing fracturing fluid mixed by the mixing tank 15 is monitored by the second flow sensor 17.
In one embodiment of the present invention, the first manifold 100 further comprises a proportional valve 14, and the proportional valve 14 is disposed between the first flow sensor 13 and the mixing tank 15. The proportioning valve 14, which may be electrically actuated 14, is used to regulate the flow of fracturing fluid into the mixing tank 15.
In one embodiment of the present invention, the connection manifold further comprises a third pump 30, and the third pump 30 is disposed in the second manifold 200. The connecting manifold further comprises a third flow sensor 31, the third flow sensor 31 being provided at the second manifold 200. In this embodiment, the third pump 30 is a small displacement centrifugal pump and the third flow sensor 31 is used to monitor the flow of sand-free fracturing fluid through the second manifold 200. Specifically, the flow through the second manifold 200 is relatively small, and functions to supplement the supply of the fracturing fluid to cooperate with the first manifold 100 to increase the overall displacement of the manifold system (i.e., the first manifold 100 and the second manifold 200 operate simultaneously), or to perform a low-displacement acidizing operation (i.e., the second manifold 200 operates alone).
The utility model also provides a sand mulling equipment. The sand mulling equipment comprises the connecting manifold in the embodiment.
Specifically, the sand mixing equipment comprises a skid frame, wherein a propping agent conveying device, a mixing and stirring device, a solid additive conveying device, a liquid additive conveying device, a suction pump device and a discharge pump device are fixedly arranged on the skid frame, and the propping agent conveying device, the solid additive conveying device, the liquid additive conveying device and the suction pump device are communicated with a mixing tank 15 in the mixing and stirring device. All the running parts use motors as power sources, so that the performance of the whole machine is improved under the condition of limited volume and power, and the operation requirements of deep wells and ultra-deep wells are met; the motor is directly connected, so that the transmission is simple and the maintenance difficulty is small; zero emission, low noise and environmental protection. The whole machine integrates the liquid supply pump device, can not only participate in sand mixing operation on line and supplement insufficient discharge capacity of the discharge pump, but also can operate independently to pump bridge plugs, supply water, supply acid and the like, reduces equipment configuration and reduces operation cost.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A connecting manifold, comprising:
the device comprises a first manifold, a second manifold and a third manifold, wherein the first manifold is provided with a mixing tank, one end of the first manifold is communicated with a fracturing fluid storage tank, the other end of the first manifold is communicated with first fracturing equipment, and the mixing tank is used for mixing fracturing fluid and sand;
one end of the second manifold is communicated with the fracturing fluid storage tank, and the other end of the second manifold is communicated with second fracturing equipment; wherein,
the first manifold is used for outputting sand-containing fracturing fluid, and the second manifold is used for outputting sand-free fracturing fluid.
2. The connecting manifold of claim 1, wherein the first manifold comprises a first union port disposed at one end of the first manifold and a second union port disposed at the other end of the first manifold.
3. The connecting manifold of claim 2, wherein the first manifold further comprises a first pump and a second pump, the first pump disposed between the first union port and the mixing tank, the second pump disposed between the mixing tank and the second union port.
4. The connecting manifold of claim 3, wherein the first manifold further comprises a first branch and a second branch, the first manifold further comprising a first valve, a second valve, a third valve, a fourth valve, and a fifth valve;
the first valve is arranged between the first union port and the first pump, and the second valve and the third valve are sequentially arranged between the second union port and the second pump;
one end of the first branch is connected between the first union port and the first valve, the other end of the first branch is connected between the second valve and the third valve, and the fourth valve is arranged in the first branch;
one end of the second branch is connected between the first valve and the first pump, the other end of the second branch is connected between the second union port and the third valve, and the fifth valve is arranged in the second branch; wherein,
when the first union port is connected with the fracturing fluid storage tank and the second union port is connected with the first fracturing equipment, opening the first valve, the second valve and the third valve, and closing the fourth valve and the fifth valve;
when the first union port is connected with the first fracturing equipment and the second union port is connected with the fracturing fluid storage tank, the second valve, the fourth valve and the fifth valve are opened, and the first valve and the third valve are closed.
5. The connecting manifold of claim 4, wherein the first manifold further comprises a sixth valve and a seventh valve, the sixth valve being disposed in the first branch and the seventh valve being disposed in the second branch.
6. The connecting manifold of claim 4 or 5, wherein the first manifold further comprises a first flow sensor and a second flow sensor, the first flow sensor disposed between the first pump and the mixing tank, the second flow sensor disposed between the second pump and the second valve.
7. The connecting manifold of claim 6, wherein the first manifold further comprises a proportional valve disposed between the first flow sensor and the mixing tank.
8. The connecting manifold of claim 1, further comprising a third pump disposed at the second manifold.
9. The connecting manifold of claim 1, further comprising a third flow sensor, the third flow sensor being disposed at the second manifold.
10. A sand mulling apparatus including the connecting manifold of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222044699.4U CN217712443U (en) | 2022-08-04 | 2022-08-04 | Connecting manifold and sand mixing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222044699.4U CN217712443U (en) | 2022-08-04 | 2022-08-04 | Connecting manifold and sand mixing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217712443U true CN217712443U (en) | 2022-11-01 |
Family
ID=83785162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222044699.4U Active CN217712443U (en) | 2022-08-04 | 2022-08-04 | Connecting manifold and sand mixing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217712443U (en) |
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2022
- 2022-08-04 CN CN202222044699.4U patent/CN217712443U/en active Active
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