CN204729291U - A kind of fracturing pump and fracturing unit truck - Google Patents

A kind of fracturing pump and fracturing unit truck Download PDF

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Publication number
CN204729291U
CN204729291U CN201520393494.4U CN201520393494U CN204729291U CN 204729291 U CN204729291 U CN 204729291U CN 201520393494 U CN201520393494 U CN 201520393494U CN 204729291 U CN204729291 U CN 204729291U
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China
Prior art keywords
packing box
endoporus
fracturing
plunger
groove
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Active
Application number
CN201520393494.4U
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Chinese (zh)
Inventor
杨鑫
林小英
杨波
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Sany Petroleum Intelligent Equipment Co Ltd
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Sany Heavy Energy Equipment Co Ltd
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Priority to CN201520393494.4U priority Critical patent/CN204729291U/en
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Abstract

The utility model discloses a kind of fracturing pump, comprise pump head body, plunger, packing box, packing box is arranged on pump head body, and plunger coordinates with packing box, and packing box cylindrically, packing box right-hand member barrel end face offers the tapped hole for dismounting or draw-in groove.The utility model additionally provides a kind of fracturing unit truck.The utility model good seal performance, structure is ingenious, fracturing pump long service life, and fracturing pump is when changing packing box, and rapid and convenient, reduces maintenance cost, improves maintenance efficiency.

Description

A kind of fracturing pump and fracturing unit truck
Technical field
The utility model relates to oil-gas mining equipment field, particularly a kind of fracturing pump and fracturing unit truck.
Background technique
In oil-gas mining, if the hole between You Qi Bowl and oil-gas layer is undeveloped or blocked, the output of You Qi Bowl can be had a strong impact on.Fracturing technique is the important measures improving oil and gas production and recoverable reserve.So-called pressure break (also known as oil formation hydraulic fracturing), hydraulic action is utilized to make oil reservoir form a kind of method in crack exactly, its basic craft course is: with fracturing unit truck, high pressure, huge discharge and the fracturing fluid with certain viscosity are clamp-oned oil reservoir, after oil reservoir is pressed off many cracks, place proppant (silica sand etc.) filling crack again, to improve the penetrating power of oil reservoir, increase water injection rate or oil output.
Implementing the overall of the equipment of fracturing technology makes pressure break equip, and the pressure break of use is at present equipped primarily of main process equipment fracturing unit truck and auxiliary overture for compositions such as fracturing blender truck, measuring truck, dumper, manifold trucks.The function of each several part is respectively: (1) main process equipment fracturing unit truck injects the fracturing fluid of high pressure, huge discharge in Bowl, is pressed off on stratum, and proppant is clamp-oned crack.(2) fracturing blender truck is in accurate ratio and certain program mulling, and mulling liquid supply fracturing unit truck.(3) effect of measuring truck is at pressing crack construction long-distance remote control fracturing unit truck and fracturing blender truck, gathers and display construction parameter.(4) material such as various proppants, fracturing fluid, additive required for fracturing work is transported to job site by dumper.(5) effect of manifold truck is transport manifold.
Fracturing unit truck is the main process equipment of pressure break equipment, and it is primarily of vehicle chassis, diesel engine, transmission case, the large part composition of fracturing pump four.Fracturing pump obtains kinetic energy from diesel engine, the fracturing fluid of certain viscosity under normal pressure is converted into the liquid discharge of high pressure, huge discharge, is used as the medium of extruding oil reservoir and supporting crack.Because fracturing pump bears the effect of cycle of higher pressure load and working medium erosion, be easy to damage.In fracturing pump, plunger, packing box, pump head body are all easily lose part.Under being operated in high pressure, high jig frequency condition, and have abrasive material or high aggressive medium to enter, operating conditions is quite severe.Therefore, in practical work process, plunger and packing box need often to change, and existing packing box Renewal process is loaded down with trivial details, is difficult to change.
Model utility content
In view of this, the utility model proposes a kind of fracturing pump and fracturing unit truck.To solve packing box dismounting difficulty and the problem in fracturing pump working life.
On the one hand, the utility model provides a kind of fracturing pump, comprises pump head body, plunger, packing box, packing box is arranged on pump head body, plunger coordinates with packing box, and packing box cylindrically, packing box right-hand member barrel end face offers the tapped hole for dismounting or draw-in groove.
Further, draw-in groove comprises at least two, and all draw-in grooves are uniformly distributed along packing box circumferencial direction, and the inside groove radian of draw-in groove is greater than the opening radian of draw-in groove.
Further, offer the first endoporus and the second endoporus at packing box wall inner portion, the first hole size is less than the second hole size, and draw-in groove is positioned at hole site, and plunger and the first inner hole form sliding pair.
Further, packing box left end barrel end face offers axially the first seal groove, and offer radial second seal groove at the radial outside of packing box left end barrel, the second seal groove is near the first seal groove.
Further, the 3rd endoporus and the 4th endoporus is offered in pump head body, 3rd hole size is less than the 4th hole size, packing box and the 4th inner hole, packing box left end is resisted against on the shoulder between the 3rd endoporus and the 4th endoporus, and the first seal groove and the second seal groove are provided with the first Sealing.
Further, be provided with the second Sealing in the second endoporus, be provided with packing ring at the left end of the second Sealing, be provided with plunger bushing at the right-hand member of the second Sealing, plunger bushing and the second inner hole, plunger bushing coordinates with plunger and forms sliding pair.
Further, in the 4th, bore ends is provided with adjusting nut, adjusting nut and plunger bushing end face against, adjusting nut and plunger fitting surface are provided with the 3rd Sealing.
On the other hand, basis is practical additionally provides a kind of fracturing unit truck, comprises above-mentioned fracturing pump.
The fracturing pump that the utility model provides and fracturing unit truck, after plunger wear, only need to change plunger and packing box, reduce maintenance cost, improves fracturing pump working life.In maintenance process, owing to packing box offering tapped hole or draw-in groove, by dismantling device be easy to by packing box and plunger and between Sealing pull out together, solve the problem of existing packing box dismounting difficulty, improve maintenance efficiency, reduce maintenance cost.
In the further technological scheme of the utility model, the inside groove radian of draw-in groove is greater than the opening radian of draw-in groove, is inserted from opening by dismantling device, then rotates an angle, just can by packing box and plunger and between Sealing pull out together, operation is very easy.
In addition, the utility model good seal performance, structure is ingenious, fracturing pump long service life.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the utility model fracturing pump structural representation;
Fig. 2 is the packing box structural representation of Fig. 1.
Embodiment
It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
Below in conjunction with Fig. 1 and Fig. 2, preferred embodiment of the present utility model is described in further detail, the fracturing pump of this preferred embodiment: comprise pump head body 1, plunger 2, packing box 8.In pump head body 1, offer the 3rd endoporus and the 4th endoporus, the 3rd hole size is less than the 4th hole size, and packing box 8 and the 4th inner hole, packing box 8 left end is resisted against on the shoulder between the 3rd endoporus and the 4th endoporus.The first endoporus 80 is offered and the second endoporus 81, first endoporus 80 size is less than the second endoporus 81 size at packing box 8 wall inner portion.Plunger 2 coordinates with the first endoporus 80 goes into sliding pair.The quality of fit of sliding pair is very high, belongs to precise part.
In order to improve sealability, packing box 8 left end barrel end face offering axially the first seal groove 82, offers radial second seal groove 83, second seal groove 83 near the second seal groove 83 at the radial outside of packing box 8 left end barrel.First seal groove 82 is axial seal groove, and the second seal groove 83 is radial seal groove, and the first seal groove 82 and the second seal groove 83 are provided with the first Sealing 7.The first Sealing 7 being positioned at the first seal groove 82 is O type Sealing.The first Sealing 7 being positioned at the second seal groove 83 is red copper pad Sealing.In the second endoporus 81, be provided with the second Sealing 5, be provided with packing ring 6 at the left end of the second Sealing 5, be provided with plunger bushing 4 at the right-hand member of the second Sealing 5, plunger bushing 4 coordinates with the second endoporus 81.Plunger 2 coordinates with plunger bushing 4 and forms sliding pair, and the quality of fit of sliding pair is very high, belongs to precise part.The Sealing that second Sealing 5 forms for arc sealing and V-seal.
In the 4th, bore ends is provided with adjusting nut 3, adjusting nut 3 and plunger bushing 4 end face against, adjusting nut 3 with plunger 2 fitting surface are provided with the 3rd Sealing 9.3rd Sealing 9 is O type Sealing.
Said structure, plunger 2 coordinates with plunger bushing 4 and forms sliding pair, and plunger 2 and packing box 8 coordinate goes into sliding pair and belong to easily damaged parts.Because plunger 2 does not coordinate with pump head body 1, in maintenance process, only need to change plunger 2, plunger bushing 4, packing box 8, packing ring 6, first Sealing 7, second Sealing 5, the 3rd Sealing 9, do not need to change pump head body 1, greatly reduce maintenance cost, improve sealability.
In order to the sliding pair that rapid and convenient dismounting is above-mentioned, packing box 8 cylindrically, packing box 8 right-hand member barrel end face offers the draw-in groove 84 for dismounting.Draw-in groove 84 comprises 3, and 3 draw-in grooves 84 are uniformly distributed along packing box 8 circumferencial direction, and inside groove 840 radian of draw-in groove 84 is greater than opening 841 radian of draw-in groove 84, and draw-in groove 84 is positioned at the second endoporus 81 position.In maintenance process, first adjusting nut 3 is back-outed, then inserted from opening 841 by dismantling device, then rotate an angle, just plunger 2, plunger bushing 4, packing box 8, packing ring 6, first Sealing 7, second Sealing 5 can be pulled out together, operation is very easy.Improve maintenance efficiency, reduce maintenance cost.
In installation process, also fast very convenient, first plunger 2, plunger bushing 4, packing box 8, packing ring 6, first Sealing 7, second Sealing 5 are in place, are pressed into together in the 4th endoporus by compression tools.Operation is very easy.
After packing box 8 weares and teares, can adjusting nut 3 be passed through, i.e. adjustable second Sealing 5, make it be out of shape and realize sealing.
The utility model provides another kind of fracturing pump, packing box 8 right-hand member barrel end face offers the tapped hole for dismounting, be screwed in tapped hole by bolt, plunger 2, plunger bushing 4, packing box 8, packing ring 6, first Sealing 7, second Sealing 5 are pulled out together, operation is very easy.Improve maintenance efficiency, reduce maintenance cost.
On the other hand, basis is practical additionally provides a kind of fracturing unit truck, comprises above-mentioned fracturing pump.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (8)

1. a fracturing pump, it is characterized in that, comprise pump head body (1), plunger (2), packing box (8), packing box (8) is arranged on pump head body (1), plunger (2) coordinates with packing box (8), packing box (8) cylindrically, packing box (8) right-hand member barrel end face offers the tapped hole for dismounting or draw-in groove (84).
2. fracturing pump according to claim 1, it is characterized in that, draw-in groove (84) comprises at least two, all draw-in grooves (84) are uniformly distributed along packing box (8) circumferencial direction, and inside groove (840) radian of draw-in groove is greater than opening (841) radian of draw-in groove.
3. fracturing pump according to claim 2, it is characterized in that, the first endoporus (80) and the second endoporus (81) is offered at packing box (8) wall inner portion, first endoporus (80) size is less than the second endoporus (81) size, draw-in groove (84) is positioned at the second endoporus (81) position, and plunger (2) coordinates with the first endoporus (80) and forms sliding pair.
4. fracturing pump according to claim 3, it is characterized in that, packing box (8) left end barrel end face offers axially the first seal groove (82), offer radial second seal groove (83) at the radial outside of packing box (8) left end barrel, the second seal groove (83) is near the first seal groove (82).
5. fracturing pump according to claim 4, it is characterized in that, the 3rd endoporus and the 4th endoporus is offered in pump head body (1), 3rd hole size is less than the 4th hole size, packing box (8) and the 4th inner hole, packing box (8) left end is resisted against on the shoulder between the 3rd endoporus and the 4th endoporus, and the first seal groove (82) and the second seal groove (83) are provided with the first Sealing (7).
6. fracturing pump according to claim 5, it is characterized in that, second Sealing (5) is installed in the second endoporus (81), at the left end of the second Sealing (5), packing ring (6) is installed, at the right-hand member of the second Sealing (5), plunger bushing (4) is installed, plunger bushing (4) coordinates with the second endoporus (81), and plunger bushing (4) coordinates with plunger (2) and forms sliding pair.
7. fracturing pump according to claim 6, it is characterized in that, in the 4th, bore ends is provided with adjusting nut (3), adjusting nut (3) and plunger bushing (4) end face against, adjusting nut (3) with plunger (2) fitting surface are provided with the 3rd Sealing (9).
8. a fracturing unit truck, is characterized in that, comprises the fracturing pump as described in claim 1 to 7 any one.
CN201520393494.4U 2015-06-09 2015-06-09 A kind of fracturing pump and fracturing unit truck Active CN204729291U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520393494.4U CN204729291U (en) 2015-06-09 2015-06-09 A kind of fracturing pump and fracturing unit truck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520393494.4U CN204729291U (en) 2015-06-09 2015-06-09 A kind of fracturing pump and fracturing unit truck

Publications (1)

Publication Number Publication Date
CN204729291U true CN204729291U (en) 2015-10-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109340489A (en) * 2018-12-13 2019-02-15 恒天九五重工有限公司 A kind of wired and radio universal type rotary sealing appts
CN110671500A (en) * 2019-09-20 2020-01-10 广州加士特密封技术有限公司 Plunger fracturing pump sealing washer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109340489A (en) * 2018-12-13 2019-02-15 恒天九五重工有限公司 A kind of wired and radio universal type rotary sealing appts
CN110671500A (en) * 2019-09-20 2020-01-10 广州加士特密封技术有限公司 Plunger fracturing pump sealing washer

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20161228

Address after: 102206 South Beijing city of Changping District science and Technology Park 31 manufacturing center of Beijing Liu Lu Li

Patentee after: 31 petroleum Intelligent Equipment Co., Ltd.

Address before: 102206 Changping District City, North Road, Beijing, the 31 Industrial Park

Patentee before: SANY HEAVY ENERGY EQUIPMENT CO., LTD.