CN220726564U - Novel fracturing pump head assembly - Google Patents
Novel fracturing pump head assembly Download PDFInfo
- Publication number
- CN220726564U CN220726564U CN202322505501.2U CN202322505501U CN220726564U CN 220726564 U CN220726564 U CN 220726564U CN 202322505501 U CN202322505501 U CN 202322505501U CN 220726564 U CN220726564 U CN 220726564U
- Authority
- CN
- China
- Prior art keywords
- plunger
- gland
- pump head
- fracturing pump
- thrust bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000004907 gland Anatomy 0.000 claims abstract description 30
- 238000012856 packing Methods 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims abstract description 6
- 239000000945 filler Substances 0.000 claims abstract description 6
- 238000005299 abrasion Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Abstract
A novel fracturing pump head assembly relates to the technical field of fracturing equipment. The plunger I and the plunger II are connected in a fitting way, continuous unidirectional teeth uniformly distributed on the circumference are processed on the fitting surfaces of the plunger I and the plunger II, the gland I and the gland II are connected together through bolts, the two flanges are connected together through the gland I and the gland II, a thrust bearing is arranged between the flange of the plunger II and the gland I, and a compression spring is arranged between the gland I and the thrust bearing. The beneficial effects of the utility model are as follows: the plunger I and the plunger II reciprocate once (the plunger II is connected with the power end part for rotation), the unidirectional teeth drive the plunger II to rotate for an angle, the plunger I is in a rotating state in the whole running process, the abrasion between the plunger I and the fracturing pump head and the abrasion between the plunger I and the disc in the circumferential direction are uniform, the service lives of the plunger I and the fracturing pump head are prolonged, and the leakage amount of packing filler is reduced.
Description
Technical Field
The utility model relates to the technical field of fracturing equipment, in particular to a novel fracturing pump head assembly.
Background
The fracturing pump is key equipment in the fracturing exploitation process, the performance, quality and reliability of the fracturing pump directly influence the quality and progress of the fracturing implementation process, and in the process of connecting the plunger with the power end for reciprocating operation, the abrasion degree between the plunger and the pump head is uneven in the circumferential direction due to the error of machining precision and the influence of gravity, so that the abrasion degree of the upper side and the lower side is larger than that of the left side and the right side, the service life is influenced, and the leakage amount of packing is increased.
Disclosure of Invention
The utility model provides a novel fracturing pump head assembly, which aims to solve the problems of uneven abrasion and low service life of the existing fracturing pump plunger and pump head.
The technical scheme provided by the utility model is as follows: the utility model provides a novel fracturing pump head body assembly, including fracturing pump head, packing, filler cap and plunger, the plunger divide into plunger I and plunger II, plunger II connects the power end, plunger I stretches into the fluid end in the fracturing pump head, laminating connection between plunger I and the plunger II, the continuous unidirectional tooth that has circumference equipartition is all processed to plunger I and plunger II's faying face, plunger I and plunger II's faying face position all is equipped with the flange, two flange outsides are equipped with gland I and gland II, gland I and gland II pass through bolted connection together, two flanges are in the same place through gland I and gland II connection, wherein be equipped with thrust bearing between plunger II's flange and the gland I, be equipped with compression spring between gland I and the thrust bearing.
The tooth groove part of the unidirectional tooth is provided with a containing groove.
The beneficial effects of the utility model are as follows: the compression spring enables the plunger I and the plunger II to be in a pushing and pulling state, unidirectional teeth of the plunger I and the plunger II can be attached together, the plunger II and the plunger I reciprocate once (the plunger II is connected with a power end to rotate), the unidirectional teeth drive the plunger II to rotate by an angle, the plunger I is in a rotating state in the whole process, abrasion between the plunger I and the fracturing pump head and abrasion between the plunger I and the fracturing pump head in the circumferential direction are uniform, the service lives of the plunger I and the fracturing pump head are prolonged, and leakage of packing fillers is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the unidirectional tooth of the present utility model;
fig. 3 is an expanded schematic view of the unidirectional tooth of the present utility model.
In the figure, a 1-fracturing pump head, a 2-packing filler, a 3-filler cover, a 4-plunger I, a 5-plunger II,
6-one-way teeth, 7-gland I, 8-gland II, 9-flange, 10-thrust bearing, 11-compression spring,
12-a receiving groove.
Detailed Description
As shown in figures 1-3, the novel fracturing pump head assembly comprises a fracturing pump head 1, packing 2, a packing cover 3 and a plunger, wherein the plunger is divided into a plunger I4 and a plunger II5, the plunger II5 is connected with a power end, the plunger I4 stretches into a hydraulic end in the fracturing pump head 1, the plunger I4 is in fit connection with the plunger II5, the joint surfaces of the plunger I4 and the plunger II5 are respectively provided with continuous unidirectional teeth 6 uniformly distributed circumferentially, the joint surface parts of the plunger I4 and the plunger II5 are respectively provided with a flange 9, a gland I7 and a gland II8 are arranged on the outer sides of the two flanges 9, the gland I7 and the gland II8 are connected together through bolts, the two flanges 9 are connected together through the gland I7 and the gland II8, a thrust bearing 10 is arranged between the flange 9 of the plunger II5 and the gland I7, according to the structure, the plunger I4 and the plunger II5 can rotate mutually and transmit pulling force and pushing force simultaneously, the compression spring 11 is arranged between the gland I7 and the thrust bearing 10, the compression spring 11 enables the plunger I4 and the plunger II5 to be attached together no matter in a pushing and pulling state, the unidirectional teeth 6 of the plunger I4 and the plunger II5 reciprocate once (the plunger II5 is connected with a power end part for rotation), the unidirectional teeth 6 drive the plunger I4 to rotate for one angle, the plunger I4 is in a rotating state in the whole process, abrasion between the plunger I4 and the fracturing pump head 1 and abrasion between the disc packing 2 in the circumferential direction are uniform, the service lives of the plunger I4 and the fracturing pump head 1 are prolonged, and the leakage amount of packing 2 is reduced.
The tooth groove part of the unidirectional tooth 6 is provided with a containing groove 12. Mechanical interference of the tip of the unidirectional tooth 6 is avoided, and the inclined plane of the unidirectional tooth 6 is not tightly attached.
Claims (2)
1. The utility model provides a novel fracturing pump head body assembly, includes fracturing pump head (1), packing filler (2), packs lid (3) and plunger, its characterized in that: the plunger is divided into a plunger I (4) and a plunger II (5), the plunger II (5) is connected with a power end, the plunger I (4) stretches into a hydraulic end in the fracturing pump head (1), the plunger I (4) and the plunger II (5) are connected in a fit mode, continuous unidirectional teeth (6) uniformly distributed in the circumference are processed on the joint surfaces of the plunger I (4) and the plunger II (5), flanges (9) are arranged on the joint surfaces of the plunger I (4) and the plunger II (5), a gland I (7) and a gland II (8) are arranged on the outer sides of the two flanges (9), the gland I (7) and the gland II (8) are connected together through bolts, the two flanges (9) are connected with the gland II (8) through the gland I (7), a thrust bearing (10) is arranged between the flange (9) of the plunger II (5) and the gland I (7), and a compression spring (11) is arranged between the gland I (7) and the thrust bearing (10).
2. The novel fracturing pump head assembly of claim 1, wherein: the tooth groove part of the unidirectional tooth (6) is provided with a containing groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322505501.2U CN220726564U (en) | 2023-09-14 | 2023-09-14 | Novel fracturing pump head assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322505501.2U CN220726564U (en) | 2023-09-14 | 2023-09-14 | Novel fracturing pump head assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220726564U true CN220726564U (en) | 2024-04-05 |
Family
ID=90501228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322505501.2U Active CN220726564U (en) | 2023-09-14 | 2023-09-14 | Novel fracturing pump head assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220726564U (en) |
-
2023
- 2023-09-14 CN CN202322505501.2U patent/CN220726564U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |