CN213655108U - Reliable split type valve box connection structure of fracturing pump - Google Patents
Reliable split type valve box connection structure of fracturing pump Download PDFInfo
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- CN213655108U CN213655108U CN202022292070.2U CN202022292070U CN213655108U CN 213655108 U CN213655108 U CN 213655108U CN 202022292070 U CN202022292070 U CN 202022292070U CN 213655108 U CN213655108 U CN 213655108U
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- valve box
- adapter sleeve
- connection structure
- valve
- fracturing pump
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Abstract
The utility model belongs to the technical field of the valve box connection structure technique in the hydraulic end assembly and specifically relates to a reliable split type valve box connection structure of fracturing pump, including three jar valve boxes, two jar valve boxes and coupling mechanism, coupling mechanism includes connecting block and adapter sleeve, be equipped with the convergent hole on the connecting block, connecting block one end is equipped with a plurality of through-holes that are used for passing stud, adapter sleeve includes the adapter sleeve and is used for passing the adapter sleeve and fixes spliced pole between the valve boxes. The utility model provides a pair of reliable split type valve case connection structure of fracturing pump, this kind of neotype connection structure adds two strong points, with the adapter sleeve cooperation, has formed stable triangle-shaped structure, greatly reduced connected mode's load among the prior art, avoided cracked risk in the construction.
Description
Technical Field
The utility model belongs to the technical field of the valve box connection structure technique in the hydraulic end assembly and specifically relates to a split type valve box connection structure of reliable fracturing pump.
Background
The HQ2000 fracturing pump is a five-plunger structure reciprocating pump imported from America, the hydraulic end of the HQ2000 fracturing pump is split, a three-cylinder valve box is a single body, a two-cylinder valve box is a single body, and the three-cylinder valve box and the two-cylinder valve box are supported by only one converging block as a single point and are fixedly connected into a five-cylinder hydraulic end.
With the improvement of the requirement of the domestic fracturing construction process in recent years, the highest operation pressure is up to 105MPa, the daily operation amount is large, and under the working condition, the problem of frequent fracture of the link structure between the three cylinders and the two cylinders at the hydraulic end of the fracturing pump occurs, so that the construction progress is influenced, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a reliable split type valve box connection structure of fracturing pump has effectively solved the frequent cracked problem of connection structure among the background art.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a reliable split type valve box connection structure of fracturing pump, includes triplex valve box, two jar valve boxes and coupling mechanism, coupling mechanism includes connecting block and adapter sleeve, be equipped with the convergent-divergent hole on the connecting block, the convergent-divergent hole be used for with outage between triplex valve box and the two jar valve boxes corresponds, the convergent-divergent hole with the outage is coaxial and the same round hole of radius, connecting block one end is equipped with a plurality of through-holes that are used for passing stud, the through-hole be used for with the inboard fixed orifices of triplex valve box and two jar valve boxes corresponds, adapter sleeve includes the adapter sleeve and is used for passing the adapter sleeve and fixes spliced pole between the valve boxes, adapter sleeve locates triplex valve box and two jar valve box lower parts make adapter sleeve runs through simultaneously triplex valve box and two jar valve boxes.
Preferably, the stud bolts penetrate through the through holes and are fixed on the three-cylinder valve box and the two-cylinder valve box through nuts. One end of the double-end stud is connected to the valve box in a threaded mode, and the other end of the double-end stud is connected with the nut, so that the two-way fixing of the confluence block is achieved.
Preferably, the two ends of the connecting sleeve are provided with connecting plates, the connecting plates are provided with connecting holes, and the connecting holes are respectively matched with the positioning holes in the three-cylinder valve box and the two-cylinder valve box, so that the connecting sleeve is fixed between the three-cylinder valve box and the two-cylinder valve box.
Preferably, the two ends of the connecting column are provided with thread sections. The arrangement of the thread section facilitates the connection of the connecting column by using a nut, so that the connecting column achieves the purpose of fixing the valve box.
The utility model has the advantages that: compared with the prior art, the utility model provides a pair of reliable split type valve case connection structure of fracturing pump, this kind of neotype connection structure adds two strong points, and with the adapter sleeve cooperation, formed stable triangle-shaped structure, greatly reduced connected mode's load among the prior art, avoided cracked risk in the construction.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the middle sectional structure of the three-cylinder valve box and the two-cylinder valve box of the present invention;
fig. 3 is a schematic view of the structure of the connection sleeve of the present invention;
fig. 4 is a schematic view of the sectional structure of the connection sleeve of the present invention.
Wherein: 1. the three-cylinder valve box comprises a three-cylinder valve box body 2, a connecting block 3, a connecting sleeve 4, a confluence hole 5, a through hole 6, a two-cylinder valve box body 7, a connecting hole 8, a connecting sleeve 9, a connecting plate 10, a thread section 11 and a connecting column.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "upper", "lower", "left" and "right" in the present application, if any, merely indicate that the directions of movement of the device or element are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
As shown in fig. 1-4, a reliable split valve box connecting structure of a fracturing pump comprises a three-cylinder valve box 1, a two-cylinder valve box 6 and a connecting mechanism, the connecting mechanism comprises a connecting block 2 and a connecting sleeve 3, the connecting block 2 is provided with a confluence hole 4, the confluence hole 4 is used to correspond to a drain hole between the three-cylinder valve housing 1 and the two-cylinder valve housing 6, the confluence hole 4 and the drain hole are coaxial round holes with the same radius, one end of the connecting block 2 is provided with a plurality of through holes 5 for penetrating through the stud bolts, the through hole 5 is used for corresponding to the fixing holes on the inner sides of the three-cylinder valve box 1 and the two-cylinder valve box 6, the connecting sleeve 3 comprises a connecting sleeve 8 and a connecting column 11 which is used for penetrating through the connecting sleeve 8 and being fixed between the valve boxes, the connecting sleeve 8 pipe 3 is arranged at the lower parts of the three-cylinder valve box 1 and the two-cylinder valve box 6, so that the connecting sleeve 8 pipe 3 penetrates through the three-cylinder valve box 1 and the two-cylinder valve box 6 simultaneously.
As shown in fig. 2, the stud bolts pass through the through holes 5 and are fixed on the three-cylinder valve box 1 and the two-cylinder valve box 6 through nuts. One end of the double-end stud is connected to the valve box in a threaded mode, and the other end of the double-end stud is connected with the nut, so that the two-way fixing of the confluence block is achieved.
As shown in fig. 3, two ends of the connecting sleeve 8 are provided with connecting plates 9, the connecting plates 9 are provided with connecting holes 7, and the connecting holes 7 are respectively matched with positioning holes on the three-cylinder valve box 1 and the two-cylinder valve box 6, so that the connecting sleeve 8 is fixed between the three-cylinder valve box 1 and the two-cylinder valve box 6; and threaded sections 10 are arranged at two ends of the connecting column 11. The threaded section 10 is convenient to connect the connecting column 11 by using a nut, so that the connecting column 11 achieves the purpose of fixing the valve box.
The working principle is as follows: the utility model provides a pair of reliable split type valve box connection structure of fracturing pump, the flowing back hole department between three-cylinder valve box 1 and two-cylinder valve box 6 is installed to connecting block 2, converge hole 4 on the connecting block 2 corresponds with the flowing back hole, fix respectively on three-cylinder valve box 1 and two-cylinder valve box 6 through stud, connecting hole 7 on the 8 pipe of adapter sleeve 3 and the locating hole of three-cylinder valve box 1 and two-cylinder valve box 6 cooperate the back, pass spliced pole 11 from adapter sleeve 8 in, spliced pole 11 runs through the outer terminal surface of three-cylinder valve box 1 and two-cylinder valve box 6, install the nut and reach the effect of fastening on the screw thread section 10 at spliced pole 11 both ends, to this point, the connection structure installation is accomplished. This kind of neotype connection structure adds two strong points, with 8 pipe 3 cooperations of adapter sleeve, has formed stable triangle-shaped structure, greatly reduced connected mode's load among the prior art, avoided cracked risk in the construction.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a reliable split type valve case connection structure of fracturing pump, includes three jar valve casees, two jar valve casees and coupling mechanism, its characterized in that: coupling mechanism includes connecting block and adapter sleeve, be equipped with the confluence hole on the connecting block, the confluence hole be used for with outage between triplex valve box and the two jar valve boxes corresponds, the confluence hole with the outage is coaxial and the same round hole of radius, connecting block one end is equipped with a plurality of through-holes that are used for passing stud, the through-hole be used for with the inboard fixed orifices of triplex valve box and two jar valve boxes correspond, adapter sleeve includes the adapter sleeve and is used for passing the adapter sleeve and fixes spliced pole between the valve box, adapter sleeve locates triplex valve box and two jar valve box lower parts make adapter sleeve runs through simultaneously triplex valve box and two jar valve boxes.
2. The reliable fracturing pump split valve box connection structure of claim 1, wherein: the stud penetrates through the through hole and is fixed on the three-cylinder valve box and the two-cylinder valve box through nuts.
3. The reliable fracturing pump split valve box connection structure of claim 2, wherein: the connecting sleeve is characterized in that connecting plates are arranged at two ends of the connecting sleeve, connecting holes are formed in the connecting plates, and the connecting holes are respectively matched with positioning holes in the three-cylinder valve box and the two-cylinder valve box, so that the connecting sleeve is fixed between the three-cylinder valve box and the two-cylinder valve box.
4. The reliable fracturing pump split valve box connection structure of claim 3, wherein: and thread sections are arranged at two ends of the connecting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022292070.2U CN213655108U (en) | 2020-10-15 | 2020-10-15 | Reliable split type valve box connection structure of fracturing pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022292070.2U CN213655108U (en) | 2020-10-15 | 2020-10-15 | Reliable split type valve box connection structure of fracturing pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655108U true CN213655108U (en) | 2021-07-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022292070.2U Active CN213655108U (en) | 2020-10-15 | 2020-10-15 | Reliable split type valve box connection structure of fracturing pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655108U (en) |
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2020
- 2020-10-15 CN CN202022292070.2U patent/CN213655108U/en active Active
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