CN209458069U - A kind of split type pressure break pump hydraulic end assembly of preposition discharge line - Google Patents
A kind of split type pressure break pump hydraulic end assembly of preposition discharge line Download PDFInfo
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- CN209458069U CN209458069U CN201821375910.8U CN201821375910U CN209458069U CN 209458069 U CN209458069 U CN 209458069U CN 201821375910 U CN201821375910 U CN 201821375910U CN 209458069 U CN209458069 U CN 209458069U
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- fluid cylinder
- discharge line
- single fluid
- discharge
- valve assembly
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Abstract
The utility model discloses a kind of preposition split type pressure break pump hydraulic end assembly of discharge line, including single fluid cylinder and discharge line, the list fluid cylinder has more than one piece, and the more than one piece list fluid cylinder is connected by discharge line, and the discharge line is placed in single fluid cylinder front end.The beneficial effects of the utility model are: assembled again using multiple identical single fluid cylinder independence batch machinings, it is at low cost；Since each single fluid cylinder is independent, no replacement is required when breaking down entire fluid cylinder, that single fluid cylinder of damage is only needed to change, replacement cost is low, easy to maintain；Single fluid cylinder of damage can be replaced when failure in time, it is highly-safe；Single fluid cylinder upper right portion excision, and discharge line is mounted on to the position of excision, by the fixed single fluid cylinder of bolt and discharge line, not only prevent single fluid cylinder from shifting at work, and the weight of fluid end assembly is alleviated, but also the installation of discharge line is more firm.
Description
Technical field
The utility model relates to oil fracturing apparatus field, especially a kind of split type fracturing pump fluid power of preposition discharge line
Hold assembly.
Background technique
In recent years, with the development of oil field fracturing technique, high pressure, huge discharge, property are needed in mating acid fracturing equipment
Can reliable, easy to operate, stable working, it is compact-sized rationally, service life long plunger pump, to meet oil field fracturing operation need
It asks, powerful three cylinder either Five-cylinder piston pump fluid end assembly increasingly becomes the development trend of fracturing work, and oil field is used
Three cylinders or five cylinder pump fluid ends, crucial high voltage component of the fluid cylinder as plunger pump, mostly after expensive steel alloy solid forging
It machines at three or phase perforation at five, but fluid cylinder is easy to appear local damage and fatigue in the case where cycle of higher pressure impacts operating condition
Crackle.When generating local damage or fatigue crack, entire fluid cylinder will be scrapped, and which increases production costs.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the prior arts provides a kind of split type pressure break of preposition discharge line
Pump hydraulic end assembly.
The purpose of this utility model is achieved through the following technical solutions: a kind of preposition split type pressure break pump liquid of discharge line
Power end assembly, including more than one piece list fluid cylinder and discharge line, the more than one piece list fluid cylinder are connected by discharge line, the discharge line
It is placed in single fluid cylinder front end, single fluid cylinder includes sucking valve assembly, discharge valve assembly, plunger and packing assembly, the plunger
Rear end to single fluid cylinder sucks valve assembly upper end on the downside of packing assembly and single fluid cylinder, and the packing assembly is connect with single fluid cylinder,
The sucking valve assembly is located at single fluid cylinder bottom and on front side of single fluid cylinder, the discharge valve assembly be located at single fluid cylinder upside and with
Suck valve assembly alignment.
Preferably, the sucking valve assembly is equipped with the sucking pressure cap to match, sucking plug and spring fixed seat, described
Sucking pressure cap is located on front side of single fluid cylinder and is aligned with plunger, and the sucking plug is located between sucking pressure cap and plunger, the bullet
Spring fixed seating is aligned between sucking valve assembly and plunger and with sucking valve assembly.
Preferably, the discharge valve assembly is equipped with the discharge pressure cap to match and discharge plug, the discharge pressure cap position
It is aligned on the upside of single fluid cylinder and with discharge valve assembly, the discharge plug is located between discharge pressure cap and discharge valve assembly.
Preferably, the discharge line is fastenedly connected by bolt and each single fluid cylinder.
Preferably, sealing ring is equipped between the discharge line and single fluid cylinder, the sealing ring is located at single fluid cylinder runner
With discharge line junction.
Preferably, single fluid cylinder is connect by bolt with pump power end, and the part of the list fluid cylinder excision is for putting
Set discharge line.
Preferably, sealing ring is equipped between the discharge line and single fluid cylinder, the sealing ring is located at single fluid cylinder runner
With discharge line junction.
The utility model has the advantage that
1, it is assembled again using multiple identical single fluid cylinder independence batch machinings, it is at low cost；
2, since each single fluid cylinder is independent, no replacement is required when breaking down entire fluid cylinder, damage is only needed to change
That single fluid cylinder, replacement cost is low, easy to maintain；
3, single fluid cylinder of damage can be replaced when breaking down in time, it is highly-safe；
4, single fluid cylinder upper right portion is cut off, and discharge line is mounted on to the position of excision, passes through bolt and discharge line
Fixed list fluid cylinder, not only prevents single fluid cylinder from shifting at work, and alleviate the weight of fluid end assembly, but also discharge
The installation of pipeline is more firm.
Detailed description of the invention
Fig. 1 is the schematic diagram 1 of the utility model structure；
Fig. 2 is the schematic diagram 2 of the utility model structure；
Fig. 3 is the cross-sectional view of the utility model structure；
In figure, the mono- fluid cylinder of 1-, 2- discharge pressure cap, 3- discharge plug, 4- discharge valve assembly, 5- sealing ring, 6- discharge line,
7- sucks pressure cap, and 8- sucks plug, 9- spring fixed seat, and 10- sucks valve assembly, 11- plunger, 12- packing assembly.
Specific embodiment
Further to illustrate that the utility model is the technology hand reaching the beneficial purpose of scheduled utility model and being taken
Section and effect, below in conjunction with attached drawing and preferred embodiment, to the specific embodiment, structure, spy according to the present utility model application
Sign and its effect, detailed description is as follows.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily same
One embodiment, in addition, the special characteristic, structure or feature in one or more embodiments can have any suitable form to combine:
As shown in Fig. 1 ~ 3, a kind of preposition split type pressure break pump hydraulic end assembly of discharge line, it is characterised in that: including more
Part list fluid cylinder 1 and discharge line 6, the list fluid cylinder 1 is connected by discharge line 6, before the discharge line 6 is placed in single fluid cylinder 1
End, interior single fluid cylinder 1 includes sucking valve assembly 10, discharge valve assembly 4, plunger 11 and packing assembly 12, the plunger 11
10 upper end of valve assembly, the packing assembly 12 and single liquid are sucked across packing assembly 12 and single 1 downside rear end of fluid cylinder to single fluid cylinder 1
Cylinder 1 connects, and the sucking valve assembly 10 is located at single 1 bottom of fluid cylinder and close to single 1 front side of fluid cylinder, and the discharge valve assembly 4 is located at
It is aligned on the upside of single fluid cylinder 1 and with sucking valve assembly 10.
As optional embodiment, the sucking valve assembly 10 is equipped with the sucking pressure cap 7 to match, sucking plug 8
With spring fixed seat 9, the sucking pressure cap 7 is located at single 1 front side of fluid cylinder and is aligned with plunger 11, and the sucking plug 8, which is located at, to be inhaled
Enter between pressure cap 7 and plunger 11, the spring fixed seat 9 be located at sucking valve assembly 10 and plunger 11 between and with sucking valve assembly
10 alignment.
As optional embodiment, the discharge valve assembly 4 is equipped with the discharge pressure cap 2 to match and discharge plug 3,
The discharge pressure cap 2 is located at single 1 upside of fluid cylinder and is aligned with discharge valve assembly 4, the discharge plug 3 be located at discharge pressure cap 2 and
It is discharged between valve assembly 4.
As optional embodiment, the discharge line 6 is fastenedly connected by bolt and each single fluid cylinder 1.
As optional embodiment, sealing ring 5, the sealing ring are equipped between the discharge line 6 and single fluid cylinder 1
5 are located at single 1 runner of fluid cylinder and 6 junction of discharge line.
As optional embodiment, single fluid cylinder 1 is connect by bolt with pump power end, and the list fluid cylinder 1 is cut
The part removed is for placing discharge line 6.
Specific embodiment: five cylinder pump fluid ends
As shown in figure 3, sucking valve assembly 10 is opened when plunger 11 moves downward, discharge valve assembly 4 is closed, and liquid is logical
It crosses sucking valve assembly 10 and enters single fluid cylinder 1；When plunger 11 moves right, sucking valve assembly 10 is closed, and discharge valve assembly 4 is beaten
Open, liquid be extruded and pass through discharge valve assembly 4 and runner enter discharge line 6；Single fluid cylinder 1 and discharge are sealed with sealing ring 5
Runner between pipeline 6, it is ensured that the airtightness of flow channel for liquids is discharged；When some single fluid cylinder 1, which is damaged, to be needed replacing, it is not required to
Replace entire fluid cylinder, it is only necessary to replace the single fluid cylinder 1 of that impaired.
The above, the only preferred embodiment of the utility model, not do limit in any form to the utility model
System.Anyone skilled in the art, in the case where not departing from technical solutions of the utility model ambit, all using above-mentioned
The technology contents make many possible changes and modifications to technical solutions of the utility model, or be revised as equivalent variations etc.
Imitate embodiment.Therefore, all contents without departing from technical solutions of the utility model, the technology according to the utility model is to the above reality
Any change modification, equivalent variations and modification that example is made are applied, the protection scope of the technical program is belonged to.
Claims (6)
1. a kind of split type pressure break pump hydraulic end assembly of preposition discharge line, it is characterised in that: including more than one piece list fluid cylinder (1) and row
Pipeline (6) out, the list fluid cylinder (1) are connected by discharge line (6), and the discharge line (6) is placed in single fluid cylinder (1) front end,
Include sucking valve assembly (10) in single fluid cylinder (1), valve assembly (4), plunger (11) and packing assembly (12) is discharged, it is described
Plunger (11) passes through rear end to single fluid cylinder (1) on the downside of packing assembly (12) and single fluid cylinder (1) and sucks valve assembly (10) upper end, described
Packing assembly (12) is connect with single fluid cylinder (1), and the sucking valve assembly (10) is located at single fluid cylinder (1) bottom and close to single fluid cylinder
(1) front side, the discharge valve assembly (4) are located on the upside of single fluid cylinder (1) and are aligned in sucking valve assembly (10).
2. a kind of preposition split type pressure break pump hydraulic end assembly of discharge line according to claim 1, it is characterised in that: institute
The sucking valve assembly (10) stated is equipped with the sucking pressure cap (7) to match, sucking plug (8) and spring fixed seat (9), the sucking
Pressure cap (7) is located on front side of single fluid cylinder (1) and is aligned with plunger (11), and the sucking plug (8) is located at sucking pressure cap (7) and plunger
(11) between, the spring fixed seat (9) be located at sucking valve assembly (10) and plunger (11) between and with suck valve assembly (10)
Alignment.
3. a kind of preposition split type pressure break pump hydraulic end assembly of discharge line according to claim 1, it is characterised in that: institute
The discharge valve assembly (4) stated is equipped with the discharge pressure cap (2) to match and discharge plug (3), and the discharge pressure cap (2) is located at single liquid
It is aligned on the upside of cylinder (1) and with discharge valve assembly (4), the discharge plug (3) is located at discharge pressure cap (2) and discharge valve assembly (4)
Between.
4. a kind of preposition split type pressure break pump hydraulic end assembly of discharge line according to claim 1, it is characterised in that: institute
The discharge line (6) stated is fastenedly connected by bolt and each single fluid cylinder (1).
5. a kind of preposition split type pressure break pump hydraulic end assembly of discharge line according to claim 1, it is characterised in that: institute
Be equipped with sealing ring (5) between the discharge line (6) stated and single fluid cylinder (1), the sealing ring (5) be located at single fluid cylinder (1) runner with
Discharge line (6) junction.
6. a kind of preposition split type pressure break pump hydraulic end assembly of discharge line according to claim 1, it is characterised in that: institute
The single fluid cylinder (1) stated is connect by bolt with pump power end, and the part that the list fluid cylinder (1) cuts off is for placing discharge line
(6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821375910.8U CN209458069U (en) | 2018-08-24 | 2018-08-24 | A kind of split type pressure break pump hydraulic end assembly of preposition discharge line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821375910.8U CN209458069U (en) | 2018-08-24 | 2018-08-24 | A kind of split type pressure break pump hydraulic end assembly of preposition discharge line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209458069U true CN209458069U (en) | 2019-10-01 |
Family
ID=68035888
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821375910.8U Active CN209458069U (en) | 2018-08-24 | 2018-08-24 | A kind of split type pressure break pump hydraulic end assembly of preposition discharge line |
Country Status (1)
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|---|---|
| CN (1) | CN209458069U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431544A (en) * | 2021-06-01 | 2021-09-24 | 四川宏华电气有限责任公司 | Fracturing sled hydraulic end high pressure manifold |
| CN113669252A (en) * | 2021-08-20 | 2021-11-19 | 大庆市金拓石油机械制造有限公司 | Reciprocating pump hydraulic end for large-displacement plunger pump |
| CN114787509A (en) * | 2019-12-17 | 2022-07-22 | 米司创有限责任公司 | Axial piston pump with inclined plates |
-
2018
- 2018-08-24 CN CN201821375910.8U patent/CN209458069U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114787509A (en) * | 2019-12-17 | 2022-07-22 | 米司创有限责任公司 | Axial piston pump with inclined plates |
| CN113431544A (en) * | 2021-06-01 | 2021-09-24 | 四川宏华电气有限责任公司 | Fracturing sled hydraulic end high pressure manifold |
| CN113669252A (en) * | 2021-08-20 | 2021-11-19 | 大庆市金拓石油机械制造有限公司 | Reciprocating pump hydraulic end for large-displacement plunger pump |
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