CN103867152B - Manifold system for oil field and fracturing equipment group - Google Patents

Manifold system for oil field and fracturing equipment group Download PDF

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Publication number
CN103867152B
CN103867152B CN201410095406.2A CN201410095406A CN103867152B CN 103867152 B CN103867152 B CN 103867152B CN 201410095406 A CN201410095406 A CN 201410095406A CN 103867152 B CN103867152 B CN 103867152B
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valve
road
manifold system
pump
suction
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CN103867152A (en
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王广良
敖祥
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Sany Petroleum Intelligent Equipment Co Ltd
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Sany Petroleum Intelligent Equipment Co Ltd
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Abstract

The invention provides a manifold system for an oil field and a fracturing equipment group. The manifold system for the oil field provided by the invention comprises a first pipeline terminal, a second pipeline terminal, at least two suction pumps, a suction main pipeline, at least two discharge pumps and a discharge main pipeline, wherein the first pipeline terminal is provided with a first pipe joint group and a first outlet, the second pipeline terminal is provided with a second pipe joint group and a first inlet, an inlet of each suction pump is communicated with the first outlet, the suction main pipeline is used for being communicated with a liquid inlet of a mixing tank, the discharge opening of each suction pump is respectively communicated with the suction main pipeline, an inlet of each discharge pump is respectively used for being communicated with a liquid outlet of the mixing tank, a discharge opening of each discharge pump is respectively communicated with the discharge main pipeline, and in addition, the discharge main pipeline is communicated with the first inlet. The manifold system for the oil field provided by the invention has the advantages that the requirements of large-scale fracturing construction can be met, and in addition, the equipment cost can be favorably reduced.

Description

Oil field manifold system and fracturing unit group
Technical field
The present invention relates to fracturing unit field, more particularly, to a kind of oil field manifold system and fracturing unit group.
Background technology
Pressing crack construction operation is one of important means of transformation oil-gas reservoir, for low-permeability oil gas well, generally require by Can be only achieved stable yields and the purpose of volume increase in fracturing work.Pressing crack construction work compound equipment generally comprise water tender, fracturing blender truck, Manifold system and fracturing unit truck, as the visual plant of fracturing work, playing will be extremely mixed for the in-car liquid pumping of feed flow for manifold system Participate in mixing fracturing fluid in the blending tank of sand car, and the fracturing fluid making in blending tank is pumped to the work of fracturing unit truck plunger displacement pump With.At present the scale of pressing crack construction increasingly increases, for improving pressing crack construction efficiency, a usual fracturing blender truck pass through manifold system to Fracturing fluid supplied by multiple stage fracturing unit truck.
The typical structure of manifold system includes two pipeline terminals, single suction pump and single excavationg pump, suction main road With discharge header road, each pipeline terminal is respectively arranged with pipe joint group, the pipe joint group of a pipeline terminal is used for and supplies water The water tank of car passes through pipeline communication, and the import of suction pump connects with this pipeline terminal, the floss hole of suction pump and suction main road Connection, suction main road is used for and the blending tank of fracturing blender truck connects, so that in water injection blending tank;The import of excavationg pump be used for and Blending tank connects, and discharge header road is connected with the floss hole of excavationg pump, and another pipeline terminal is connected with discharge header road, multiple The pressure break pump intake of fracturing unit truck is connected with this another pipeline terminal respectively by pipeline, so that the good pressure break of mixing in blending tank Liquid inputs in the fracturing pump of fracturing unit truck.
Above-mentioned manifold system disclosure satisfy that the pressing crack construction demand of general scale, but when pressing crack construction scale increases When, need the fracturing unit truck operation simultaneously of more multiple stage, simultaneously need to the manifold system being equipped with more huge discharge is the fracturing unit truck of more multiple stage Supply fracturing fluid, and current manifold system is limited to the power of suction pump and excavationg pump, maximum clear water discharge capacity is generally 16m3/ Min, the maximum pump discharge of the fracturing fluid after mixture proppant is also less than 16m3/ min is it is impossible to meet the need of massive hydraulic fracture construction Ask.At present, the discharge capacity for making manifold system disclosure satisfy that the demand of massive hydraulic fracture construction, mainly can adopt two ways:One The mode of kind is that manifold system is configured with suction pump and the excavationg pump of more high standard, and the suction pump of more high standard is relative with excavationg pump For the pump of common specification, price is more high, causes being significantly increased of equipment cost, the income of impact construction operation, and joins The discharge capacity that putting the pump of more high standard can increase is also limited;Another way is to increase to join a set of fracturing blender truck and manifold system, And the expense of fracturing blender truck is higher, the impact to the costs and benefits of pressing crack construction is bigger.
Therefore, while how making the discharge capacity of manifold system meet massive hydraulic fracture construction demand, reduce equipment further Cost is those skilled in the art's problem demanding prompt solution.
Content of the invention
It is an object of the present invention to provide a kind of oil field manifold system, the discharge capacity of this oil field manifold system can expire The demand of sufficient massive hydraulic fracture construction, and advantageously reduce equipment cost.Further object is that providing a kind of answering Fracturing unit group with above-mentioned oil field manifold system.
A kind of oil field manifold system that the present invention provides, including:It is provided with the first pipeline terminal of the first pipe joint group, First pipeline terminal has first outlet;It is provided with the second pipeline terminal of the second pipe joint group, the second pipeline terminal has One entrance;At least two suction pumps, the import of each suction pump is connected with first outlet;For connect with the inlet of blending tank Suction main road, the floss hole of each suction pump is connected with suction main road respectively;At least two excavationg pumps, the import of each excavationg pump It is respectively used to connect with the liquid outlet of blending tank;Discharge header road, the floss hole of each excavationg pump is connected with discharge header road respectively, And discharge header road is connected with first entrance.
Further, the passage that the import of each suction pump is connected with first outlet is provided with the first valve;Second pipe Road terminal has second outlet, and the import of each suction pump is connected with second outlet, and the import of each suction pump and second outlet phase It is provided with the second valve on the passage of connection;3rd valve is provided with the passage that discharge header road is connected with first entrance; First pipeline terminal has second entrance, and discharge header road is connected with second entrance, and discharge header road is connected with second entrance 4th valve is provided with logical passage.
Further, this oil field manifold system also includes being connected to propping up between suction main road and discharge header road Road, branch road is provided with the 5th valve.
Further, the passage that the floss hole of at least one suction pump is connected with suction main road is provided with the 6th valve Door;7th valve is provided with the passage that the floss hole of at least one excavationg pump is connected with discharge header road.
Further, the passage that the floss hole of each suction pump is connected with suction main road is provided with the 6th valve; 7th valve is provided with the passage that the floss hole of each excavationg pump is connected with discharge header road.
Further, suction main road is provided with the 9th valve, the 9th valve is in the company in suction main road and branch road The downstream of interface;Tenth valve is provided with discharge header road, the tenth valve is in discharge header road and the connector of branch road Upstream.
Further, the first pipeline terminal, the second pipeline terminal are passed through collection pipe assembly and are connected with each suction pump;Collection pipe assembly Including:Main line, the first liquid-in pipe being connected with main line respectively, the second liquid-in pipe and at least two drain pipes;First enters liquid Pipe is connected with first outlet, and the first valve is arranged on the first liquid-in pipe;Second liquid-in pipe is connected with second outlet, the second valve It is arranged on the second liquid-in pipe;Each drain pipe is connected one to one with the import of each suction pump.
Further, it is provided with the 8th valve on the main line between adjacent two drain pipes.
The oil field manifold system that the present invention provides includes at least two suction pumps and at least two excavationg pumps, by each suction Enter the work compound of the work compound of the pump and each excavationg pump discharge capacity to increase manifold system, so, not only can meet bigger The demand of the pressing crack construction of scale, and each suction pump and excavationg pump can select the pump of common specification, contribute to reducing manifold The equipment cost of system.In addition, because the suction pump of manifold system and excavationg pump quantity are no less than two, the discharge capacity of manifold system While being increased dramatically, a fracturing blender truck passes through this oil field manifold system can provide pressure break for more fracturing unit trucks Liquid, improves the bicycle performance capacity of fracturing blender truck, it is possible to reduce the usage quantity of fracturing blender truck, contributes to reducing pressing crack construction operation Equipment cost.
Another kind of oil field manifold system that the present invention provides, including:It is provided with the first pipeline of the first pipe joint group eventually End, the first pipeline terminal has first outlet;It is provided with the second pipeline terminal of the second pipe joint group, the second pipeline terminal has First entrance;At least two suction pumps, the import of each suction pump is connected with first outlet;Suction main road, the row of each suction pump Put mouth to connect with suction main road respectively;Discharge header road, discharge header road is connected with first entrance;Branch road, is connected to suction Between total pipeline and discharge header road.This oil field manifold system is applied to the finished product fracturing fluid supplied by outside and is delivered directly to The operating mode of the first pipe joint group, after the work compound of each suction pump increases the discharge capacity of manifold system, by the second pipe joint To multiple fracturing unit trucks, to meet the demand of more massive pressing crack construction, and each suction pump can be advised from common for group output The pump of lattice, contributes to reducing the equipment cost of manifold system.
The fracturing unit group that the present invention provides has fracturing blender truck, fracturing unit truck and above-mentioned oil field manifold system.
Brief description
The accompanying drawing constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 diagrammatically illustrates the structure principle chart of the oil field manifold system of first embodiment of the invention offer, for just In understanding, in figure also show blending tank;
Fig. 2 diagrammatically illustrates the structure principle chart of the oil field manifold system of second embodiment of the invention offer, for just In understanding, in figure also show blending tank;
Fig. 3 diagrammatically illustrates the structure principle chart of the oil field manifold system of third embodiment of the invention offer, for just In understanding, in figure also show blending tank;
Fig. 4 diagrammatically illustrates the stereochemical structure of the oil field manifold system of fourth embodiment of the invention offer;
Fig. 5 diagrammatically illustrates the structure principle chart of the oil field manifold system of fifth embodiment of the invention offer.
Specific embodiment
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases Mutually combine.To describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Show the structure principle chart of the oil field manifold system that first embodiment of the invention provides referring to Fig. 1, as schemed institute Show, this oil field manifold system(Below also abbreviation manifold system)At least include:First pipeline terminal 1, the second pipeline terminal 2, At least two suction pumps 31, suction main road 41, at least two excavationg pumps 32, discharge header road 42.Suction main road 41 in Fig. 1 It is used for representing that this oil field manifold system is in the liquid under normal operation pattern with the black arrow on discharge header road 42 side Flow direction, for ease of understanding, also show the blending tank 9 using cooperatively with manifold system in Fig. 1, blending tank 9 is, for example, fracturing blender truck Tank body.It should be noted that the normal operation pattern of manifold system herein refers to:Suction pump 31 is used for pump water, by water It is transported in blending tank 9 by suction main road 41 and participate in mixing fracturing fluid;Excavationg pump 32 is used for the pressure that will make in blending tank 9 Split liquid pump and give discharge header road 42, fracturing fluid is conveyed to fracturing pump by discharge header road 42.
First pipe joint group 11 and first outlet 12 are provided with the first pipeline terminal 1, wherein, the first pipe joint group 11 is used In by pipeline and water source(The water tank of such as water tender)Connection, is entered in the first pipeline terminal 1 by the first pipe joint group 11 Water is discharged from first outlet 12.
The quantity of suction pump 31 can for two, three or more, but not should be less than two, concrete number can basis Pressing crack construction scale selection.The import of each suction pump 31 is connected with first outlet 12, the floss hole of each suction pump 31 respectively with suction Enter total pipeline 41 to connect, suction main road 41 be used for connect with the inlet of blending tank 9, suction main road 41 have for mix Close the liquid outlet of the inlet connection of tank 9.
The quantity of excavationg pump 32 can for two, three or more, but not should be less than two, concrete number can basis Pressing crack construction scale selection.The import of each excavationg pump 32 is respectively used to connect with the liquid outlet of blending tank 9, the row of each excavationg pump 32 Put mouth to connect with discharge header road 42 respectively, in blending tank 9, the good fracturing fluid of mixing is pumped into discharge header road by excavationg pump 32 In 42.
Second pipe joint group 21 and first entrance 23 are provided with the second pipeline terminal 2, discharge header road 42 enters with first Mouthfuls 23 connections, the second pipe joint group 21 is used for being connected with fracturing pump by pipeline, and the fracturing fluid in discharge header road 42 is by first Entrance 23 enters in the second pipeline terminal 2, and flows out from the second pipe joint group 21, enters in fracturing pump and pressurizes.
The oil field manifold system that first embodiment of the invention provides, because being provided with least two suction pumps 31 and at least two Individual excavationg pump 32, increases the row of this manifold system by the work compound of each suction pump 31 and the work compound of each excavationg pump 32 Amount, so, not only can meet the demand of more massive pressing crack construction, and each suction pump 31 and excavationg pump 32 all can select With the pump of common specification, compared to prior art, manifold system is improved by the specification improving single suction pump and single excavationg pump For the mode of system discharge capacity, the cost using multiple common specification pumps is relatively low and raising of to discharge capacity is larger, contributes to reducing The equipment cost of manifold system.In addition, because the suction pump 31 of manifold system and excavationg pump 32 quantity are no less than two, manifold system While the discharge capacity of system is increased dramatically, a fracturing blender truck passes through this manifold system can provide pressure break for more fracturing unit trucks Liquid, improves the bicycle performance capacity of fracturing blender truck, it is possible to reduce the usage quantity of fracturing blender truck, contributes to reducing pressing crack construction operation Equipment cost.In addition, adopting at least two suction pumps 31 and excavationg pump 32, when carrying out pressing crack construction, even if suction pump 31 Or excavationg pump 32 unit disorderly closedown, other pump housings may continue to work, reduce suction pump 31 or excavationg pump 32 unit fault Impact to pressing crack construction efficiency.
Be can be seen that it is preferable that being respectively connected with effusion meter 7 on suction main road 41 and discharge header road 42 by Fig. 1, Densimeter 8 is additionally provided with discharge header road 42, the flow for monitor in real time water and fracturing fluid and the density of fracturing fluid.
In addition, for making this manifold system can be applicable to the acidizing treatment pattern of pressing crack construction, this oil field manifold system System also includes the branch road 43 being connected between suction main road 41 and discharge header road 42, and branch road 43 is provided with the 5th valve 55, the 5th valve 55 is closed when pipe-line system is in normal operation pattern, opens in acidizing treatment pattern.Pressing crack construction Acidizing treatment pattern refers to:Fracturing fluid is directly supplied to the corresponding pipe joint group of suction pump 31, blending tank 9 and excavationg pump by outside 32 do not work, after fracturing fluid is pumped in suction main road 41 by suction pump 31, without blending tank 9 and excavationg pump 32, and It is to be directly entered in discharge header road 42 by branch road 43, then discharged by the corresponding pipe joint group in discharge header road 42.
Preferably, suction main road 41 is provided with the 9th valve 59, the 9th valve 59 is in suction main road 41 and props up The downstream of the connector on road 43;Tenth valve 510 is provided with discharge header road 42, the tenth valve 510 is in discharge header road 42 with the upstream of the connector of branch road 43.9th valve 59 and the tenth valve 510 are when manifold system is in normal operation pattern Open so that water can flow in blending tank 9, fracturing fluid can be discharged by discharge header road 42.9th valve 59 and the tenth Valve 510 is closed when manifold system is in acidizing treatment pattern, it is to avoid the pressure in suction main road 41 and discharge header road 42 Split liquid to enter in blending tank 9.
Fig. 2 shows the structure principle chart of the oil field manifold system that second embodiment of the invention provides, with above-mentioned first The difference of embodiment is:It is provided with the first valve on the passage that the import of each suction pump 31 is connected with first outlet 12 51.Second pipeline terminal 2 has second outlet 22, and the import of each suction pump 31 is connected with second outlet 22, and each suction pump 31 The passage that is connected with second outlet 22 of import on be provided with the second valve 52.Discharge header road 42 is connected with first entrance 23 3rd valve 53 is provided with logical passage.First pipeline terminal 1 has second entrance 13, discharge header road 42 and second entrance 13 connections, and it is provided with the 4th valve 54 on the passage that is connected with second entrance 13 of discharge header road 42.So, by controlling First valve 51, the opening and closing state of the second valve 52, the 3rd valve 53 and the 4th valve 54, the first pipeline terminal 1 is also The terminal that can discharge as fracturing fluid, the second pipeline terminal 2 is also used as the terminal connecting with water source, and that is, the first pipeline is whole End 1 and the second pipeline terminal 2 can realize function switching.
Specifically, when the first valve 51 and the 3rd valve 53 are closed, when the second valve 52 and the 4th valve 54 are opened, second Pipeline terminal 2 as with water source or the terminal that connects with the fracturing fluid of outside supply, liquid(Water or the pressure break of outside supply Liquid)Enter from the second pipe joint group 21, continue flowing in suction main road 41 by entering after the second valve 52, suction pump 31; Then correspondingly as the terminal discharging fracturing fluid, the fracturing fluid in discharge header road 42 passes through the 4th valve to first pipeline terminal 1 54 enter in the first pipeline terminal 1, are discharged by the first pipe joint group 11.When the first valve 51 and the 3rd valve 53 are opened, the When two valves 52 and the 4th valve 54 are closed, liquid during manifold system work flows to, here identical with above-mentioned first embodiment Repeat no more.
In order to optimize the structure of manifold system, reduce the first valve 51, the usage quantity of the second valve 52, reduce further Cost it is preferable that by Fig. 2 as can be seen that the first pipeline terminal 1, the second pipeline terminal 2 pass through to collect pipe assembly 6 and each suction Pump 31 connects.Collection pipe assembly 6 includes:Main line 60, the first liquid-in pipe 61 being connected with main line 60 respectively, the second liquid-in pipe 62 With at least two drain pipes 63.First liquid-in pipe 61 is connected with first outlet 12, and the first valve 51 is arranged on the first liquid-in pipe 61 On;Second liquid-in pipe 62 is connected with second outlet 22, and the second valve 52 is arranged on the second liquid-in pipe 62;Each drain pipe 63 with each The import of suction pump 31 connects one to one, and so, the first valve 51 can adopt one, just can control entering of each suction pump 31 The break-make of passage between mouth and first outlet 12;Second valve 52 can adopt one, just can control the import of each suction pump 31 The break-make of passage and second outlet 22 between.
Fig. 3 shows the structure principle chart of the oil field manifold system that third embodiment of the invention provides, with above-mentioned second The difference of embodiment is:It is provided with the passage that the floss hole of each suction pump 31 is connected with suction main road 41 Six valves 56, the passage that the floss hole of each excavationg pump 32 is connected with discharge header road 42 is provided with the 7th valve 57, leads to Cross and control being turned on and off of each 6th valve 56 and Ge seven valve 57, and with each 6th valve 56 and Ge seven valve 57 Corresponding suction pump 31, the startup of excavationg pump 32 or shutdown, each pump housing(Suction pump 31 and excavationg pump 32)Can work simultaneously carry Support for maximum pump discharge liquid, it is also possible to part work provides smaller displacement so that the discharge capacity of manifold system is adjustable, to reach manifold The discharge capacity of system can meet demand and the need in same pressing crack construction different work progress of different pressing crack construction scales Ask, and the displacement control to manifold system(Especially small displacement when displacement control)More accurate so that the joining of fracturing fluid More accurate than more.
It should be noted that in other embodiments, can also be only in part(At least one)The floss hole of suction pump 31 6th valve 56, part are provided with the passage being connected with suction main road 41(At least one)The floss hole of excavationg pump 32 with 7th valve 57 is provided with the passage that discharge header road 42 is connected, equally can realize the adjustable effect of manifold system discharge capacity Really.
Preferably, in the present embodiment, on the main line 60 between adjacent two drain pipes 63, it is provided with the 8th valve 58, So, when needing this manifold system to work with small displacement, by controlling respectively rationally the between every adjacent two drain pipes 63 Being turned on and off of eight valves 58, liquid can entering part not need, in the import of suction pump 31 that starts, to reduce liquid Corrosion to the suction pump 31 not started.
Fig. 4 shows the stereochemical structure of the oil field manifold system that fourth embodiment of the invention provides, real with the above-mentioned 3rd The difference applying example is;Suction pump 31 and excavationg pump 32 are two, and two suction pumps 31 can work simultaneously can also be only Vertical work and backuping each other, two excavationg pumps 32 can work simultaneously can also work independently and backup each other.Specifically, two Suction pump 31 and two excavationg pumps 32 can work to provide the liquid of maximum pump discharge to support it is also possible to only part work carries simultaneously For smaller displacement(Such as only one suction pump 31 and an excavationg pump 32 work simultaneously)So that the discharge capacity of manifold system is adjustable, To meet the different demands of pressing crack construction scale and the demand in same pressing crack construction different work progress.And, even if When in pressing crack construction, any one of two suction pumps 31 and/or any one of two excavationg pumps 32 break down, pass through The rationally on off operating mode of each valve of control, another suction pump 31 not broken down and/or excavationg pump 32 still can be normal Work, continues as the fracturing pump conveying fracturing fluid of fracturing unit truck, so, mutually redundant two suction pumps 31 and mutually redundant two Individual excavationg pump 32 reduces suction pump 31, the impact to pressing crack construction efficiency for the excavationg pump 32 unit fault.
Fig. 5 shows the structure principle chart of the oil field manifold system that fifth embodiment of the invention provides, as illustrated, should Oil field manifold system includes:It is provided with the first pipeline terminal 1 of the first pipe joint group 11, the first pipeline terminal 1 has first Outlet 12;It is provided with the second pipeline terminal 2 of the second pipe joint group 21, the second pipeline terminal 2 has first entrance 23;At least two Individual suction pump 31, the import of each suction pump 31 is connected with first outlet 12;Suction main road 41, the floss hole of each suction pump 31 divides Do not connect with suction main road 41;Discharge header road 42, discharge header road 42 is connected with first entrance 23;Branch road 43, is connected to Between suction main road 41 and discharge header road 42.Dotted arrow in Fig. 5 is used for representing that this oil field manifold system works shape The liquid flow direction of state.
Can be seen that the present embodiment with reference to Fig. 1 to be with the difference of first embodiment, suction main road 41 is without even Connect blending tank, without arranging the excavationg pump 32 connecting with blending tank, suction main road 41 and discharge header road 42 directly pass through Branch road 43 connects, and is equivalent to the acid of the oil field manifold system of first embodiment during the oil field manifold system work of the present embodiment Change work pattern, i.e. be supplied directly to the first pipe joint group 11 for fracturing fluid outward, increase by the work compound of each suction pump 31 Plus after the discharge capacity of manifold system, discharged to be conveyed to multiple fracturing unit trucks by the second pipe joint group 21, meet more massive pressure break The demand of construction, and each suction pump can select the pump of common specification, contributes to reducing the equipment cost of manifold system.Preferably Ground, suction main road 41, branch road 43 and discharge header road 42 can be integral type structure.
It should be noted that the valve of employing in various embodiments of the present invention all can be using butterfly valve or other structures Valve, the executor matching with valve can for surging, pneumatic or other type of drive.
In sum, the manifold system that the present invention provides can reach following technique effect:Each suction pump 31 and excavationg pump 32 can work simultaneously provides maximum pump discharge liquid to support to work independently, and reduces suction pump or excavationg pump unit fault Impact to pressing crack construction efficiency, and it is easy to being precisely controlled of small displacement;First pipeline terminal 1 and the second pipeline terminal 2 can With mutual switch operating, it is easy to the equipment with manifold system cooperation(Such as waterr transporting vehicle equipment and pressure break vehicle device)In Oil Field Layout.
The fracturing unit group that the present invention provides includes fracturing blender truck, fracturing unit truck and above-mentioned oil field manifold system.This oil field Be may be mounted on the mulling equipment of fracturing blender truck, fracturing blender trailer, mulling sledge and other oil fracturing equipment with manifold system, or It is loaded in single manifold transport vehicle.Because oil field provided in an embodiment of the present invention manifold system can reach above-mentioned technology effect Really, the fracturing unit group that application has this manifold system also should possess corresponding technique effect, will not be described here.
These are only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and Within principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.

Claims (8)

1. a kind of oil field manifold system is it is characterised in that include:
It is provided with first pipeline terminal (1) of the first pipe joint group (11), described first pipeline terminal (1) has first outlet (12);
It is provided with second pipeline terminal (2) of the second pipe joint group (21), described second pipeline terminal (2) has first entrance (23);
At least two suction pumps (31), the import of each described suction pump (31) is connected with described first outlet (12);
For the suction main road (41) connecting with the inlet of blending tank (9), the floss hole of each described suction pump (31) is respectively Connect with described suction main road (41);
At least two excavationg pumps (32), the import of each described excavationg pump (32) is respectively used to the liquid outlet with described blending tank (9) Connection;
Discharge header road (42), the floss hole of each described excavationg pump (32) is connected with described discharge header road (42) respectively, and institute State discharge header road (42) to connect with described first entrance (23);
Described first pipeline terminal (1), described second pipeline terminal (2) pass through to collect pipe assembly (6) and each described suction pump (31) Connect;
Described collection pipe assembly (6) includes:Main line (60), the first liquid-in pipe (61) being connected with described main line (60) respectively, Second liquid-in pipe (62) and at least two drain pipes (63);
Described first liquid-in pipe (61) is connected with described first outlet (12), and the first valve (51) is arranged on described first liquid-in pipe (61) on;
Described second liquid-in pipe (62) is connected with second outlet (22), and the second valve (52) is arranged on described second liquid-in pipe (62) On;
Each described drain pipe (63) is connected one to one with the import of each described suction pump (31).
2. oil field according to claim 1 manifold system it is characterised in that
It is provided with the first valve (51) on the passage that the import of each described suction pump (31) is connected with described first outlet (12);
Described second pipeline terminal (2) has second outlet (22), the import of each described suction pump (31) and described second outlet (22) it is provided with the second valve on the passage that connection, and the import of each described suction pump (31) is connected with described second outlet (22) Door (52);
It is provided with the 3rd valve (53) on the passage that described discharge header road (42) is connected with described first entrance (23);
Described first pipeline terminal (1) has second entrance (13), described discharge header road (42) and described second entrance (13) It is provided with the 4th valve (54) in connection, and the passage that is connected with described second entrance (13) of described discharge header road (42).
3. oil field according to claim 1 and 2 manifold system is it is characterised in that also include being connected to described always suction Branch road (43) between pipeline (41) and described discharge header road (42), described branch road (43) is provided with the 5th valve (55).
4. oil field according to claim 1 and 2 manifold system is it is characterised in that at least one described suction pump (31) The passage that is connected with described suction main road (41) of floss hole on be provided with the 6th valve (56);At least one described discharge It is provided with the 7th valve (57) on the passage that the floss hole of pump (32) is connected with described discharge header road (42).
5. oil field according to claim 4 manifold system it is characterised in that the floss hole of each described suction pump (31) with Described 6th valve (56) is provided with the passage that described suction main road (41) is connected;The row of each described excavationg pump (32) Put and described 7th valve (57) is provided with the passage that mouth is connected with described discharge header road (42).
6. oil field according to claim 3 manifold system is it is characterised in that be provided with described suction main road (41) 9th valve (59), described 9th valve (59) is under described suction main road (41) and the connector of described branch road (43) Trip;Tenth valve (510) is provided with described discharge header road (42), described tenth valve (510) is in described discharge header The upstream of the connector of road (42) and described branch road (43).
7. oil field according to claim 2 manifold system is it is characterised in that be located between adjacent two drain pipes (63) 8th valve (58) is provided with main line (60).
8. a kind of fracturing unit group is it is characterised in that have any one of fracturing blender truck, fracturing unit truck and claim 1 to 7 Oil field manifold system.
CN201410095406.2A 2014-03-14 2014-03-14 Manifold system for oil field and fracturing equipment group Active CN103867152B (en)

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