CN204852189U - Shale oil atmospheric pressure splits pump headstock - Google Patents
Shale oil atmospheric pressure splits pump headstock Download PDFInfo
- Publication number
- CN204852189U CN204852189U CN201520529576.7U CN201520529576U CN204852189U CN 204852189 U CN204852189 U CN 204852189U CN 201520529576 U CN201520529576 U CN 201520529576U CN 204852189 U CN204852189 U CN 204852189U
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- Prior art keywords
- tooth axle
- tooth
- axle
- planet
- gear
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Abstract
The utility model relates to a shale oil atmospheric pressure splits pump headstock comprises interconnect's parallel axis herringbone gear drive mechanism (1), planetary gear drive mechanism (2) and output mechanism (3), input tooth axle (1 -6) and driven tooth axle (1 -4) are people's style of calligraphy gear in parallel axis herringbone gear drive mechanism (1), ring gear (2 -1) one end links to each other with casing (1 -8) in planetary gear (2), and sun gear (2 -8) one end links to each other with driven tooth axle (1 -4), planet carrier (2 -7) is two curb plate structures, and one side processing is the internal tooth, ring flange (3 -1) one end links to each other with ring gear (2 -1) in output mechanism (3), and ring flange (3 -1) the other end links to each other with the fracturing pump case body, and output flange (3 -2) links to each other with fracturing pump bent axle for the torque output end, links to each other by linking tooth axle (3 -3) between output flange (3 -2) and the planet carrier (2 -7). The utility model discloses a headstock bears bigger load and impact, and transmission efficiency is high, compact structure, and light in weight, it is on -vehicle to be convenient for.
Description
Technical field
The utility model relates to power box, is specifically related to a kind of shale oil air pressure and splits pump power case.
Background technique
Fracturing pump is the nucleus equipment that shale oil air pressure splits equipment, and at present, domestic and international fracturing pump is towards high-power, high pump pressure, huge discharge and high efficiency future development.Fracturing pump power box is the power transmission part of fracturing pump, needs to bear larger load and impact, and existing parallel axes Helical gear Transmission structure and drive structure of gear worm can not meet the development need of fracturing pump.
Summary of the invention
The purpose of this utility model is: provide a kind of shale oil air pressure to split pump power case, this power box bears larger load and impact, and transmission efficiency is high, and compact structure is lightweight, is convenient to vehicle-mounted.
Technical solution of the present utility model is: this power box is interconnected by parallel axes double helical gear transmission mechanism, planetary gear mechanism and output mechanism and assembles, wherein, described parallel axes double helical gear transmission mechanism comprises a bearing, back-up ring, limiting board, driven tooth axle, No. two bearings, input tooth axle, front cover, casings, input tooth axle is installed in the casing that front cover and casing form by No. two bearings, axle one end of input tooth axle is stretched out outside casing and is connected with power engine, driven tooth axle is installed in the casing that front cover and casing form by a bearing and engages with input tooth axle, driven tooth axle endoporus is processed as internal spline, and spline one end is provided with back-up ring and limiting board, wherein, described planetary gear mechanism comprises ring gear, planet wheel, a distance ring, No. three bearings, No. two distance rings, planet axis, planet carrier and sun gear, ring gear one end is installed on casing, sun gear one end is processed as external splines and matches with the internal spline of driven tooth axle, planet carrier is dual-sided board structure, its side is processed as internal tooth, uniform on planet carrier 3 ~ 5 planet axis are installed, a planet wheel each planet axis is equipped with, planet wheel engages with ring gear and sun gear respectively, two No. three bearings are housed between each planet axis and planet wheel, and by a distance ring and No. two distance ring axially locating, wherein, described output mechanism comprises flange plate, output flange, link tooth axle, limiting bracket, slide block, limiting stopper and screw, flange plate one end is installed on ring gear, the flange plate the other end is connected with fracturing pump housing, output flange endoporus is processed as internal tooth, the end face of flange of output flange is connected with the bent axle of fracturing pump, link tooth axle two ends and be processed as external tooth, link tooth axle one end to engage with planet carrier internal tooth, link the tooth axle the other end to engage with output flange internal tooth, limiting bracket footing is installed on planet carrier, limiting bracket inside top is equipped with limiting stopper, limiting bracket is connected with the bent axle support of fracturing pump by screw, slide block one end is fixed on sun gear end.
Wherein, the blank of described input tooth axle and driven tooth axle is by middle-carbon steel Integral die-forged.
Wherein, the profile of tooth of described input tooth axle and driven tooth axle is without withdrawing grooved herringbone tooth.
Wherein, the profile of tooth of described input tooth axle and driven tooth axle is the herringbone tooth of band tool withdrawal groove.
Wherein, the profile of tooth of described input tooth axle and driven tooth axle is dislocation herringbone tooth.
Wherein, the housing of described ring gear and planetary gear mechanism is overall structure.
Wherein, the Placement of described sun gear and driven tooth axle is the spline joint that floats.
Wherein, described output flange is connected with adopting the tooth that floats between planet carrier.
Wherein, for flexibly connecting between described limiting bracket and bent axle support, planet carrier slight fluctuation.
Wherein, the distance between described limiting board and limiting stopper is greater than axial dimension and the 2-3mm of sun gear and slide block, so that sun gear axial float.
Wherein, described planet wheel endoporus and No. three bearing outer rings are Spielpassung, are full of heavy oil film between planet wheel endoporus and No. three bearing outer rings; When planet carrier is because of when machining error is excessive or stand under load is eccentric, planet wheel center just can produce bias with planet axis center, and the oil slick thickness between planet wheel endoporus and No. three bearing outer rings can change thereupon, reaches and all carries.
The beneficial effects of the utility model are: 1, this power box adopts herringbone gear drive mechanism, bears larger load and impact; 2, this power box adopts planetary gear transmission mechanism, and efficiency is high, compact structure, lightweight, is convenient to vehicle-mounted; 3, the planetary gear mechanism of this power box adopts sun gear to float, planet carrier slight fluctuation, and the structure that planet wheel heavy oil film floats achieves all carrying of Gear Planet Transmission; 4, the output mechanism of this power box adopts the tooth that floats to connect, and improves the stationarity that moment of torsion transmits.
Accompanying drawing explanation
Fig. 1 is appearance schematic diagram of the present utility model.
Fig. 2 is sectional structure schematic diagram of the present utility model.
In figure: 1 parallel axes double helical gear transmission mechanism; 2 planetary gear mechanisms; 3 output mechanisms; 1-1 bearing; 1-2 back-up ring; 1-3 limiting board; 1-4 driven tooth axle; 1-5 No. bis-bearings; 1-6 inputs tooth axle; 1-7 front cover; 1-8 casing; 2-1 ring gear; 2-2 planet wheel; 2-3 distance ring; 2-4 No. tri-bearings; 2-5 No. bis-distance rings; 2-6 planet axis; 2-7 planet carrier; 2-8 sun gear; 3-1 flange plate; 3-2 output flange; 3-3 links tooth axle; 3-4 limiting bracket; 3-5 slide block; 3-6 limiting stopper; 3-7 screw.
Embodiment
As shown in Figure 1 and Figure 2, this power box is interconnected by parallel axes double helical gear transmission mechanism 1, planetary gear mechanism 2 and output mechanism 3 and assembles, wherein, described parallel axes double helical gear transmission mechanism 1 comprises a bearing 1-1, back-up ring 1-2, limiting board 1-3, driven tooth axle 1-4, No. two bearing 1-5, input tooth axle 1-6, front cover 1-7 and casing 1-8, input tooth axle 1-6 is installed in the casing that front cover 1-7 and casing 1-8 forms by No. two bearing 1-5, axle one end of input tooth axle 1-6 is stretched out outside casing and is connected with power engine, driven tooth axle 1-4 is installed in the casing that front cover 1-7 and casing 1-8 forms by a bearing 1-1 and engages with input tooth axle 1-6, driven tooth axle 1-4 endoporus is processed as internal spline, spline one end is provided with back-up ring 1-2 and limiting board 1-3, wherein, described planetary gear mechanism 2 comprises ring gear 2-1, planet wheel 2-2, a distance ring 2-3, No. three bearing 2-4, No. two distance ring 2-5, planet axis 2-6, planet carrier 2-7 and sun gear 2-8, ring gear 2-1 one end is installed on casing 1-8, sun gear 2-8 one end is processed as external splines and matches with the internal spline of driven tooth axle 1-4, planet carrier 2-7 is dual-sided board structure, its side is processed as internal tooth, uniform on planet carrier 2-7 3 ~ 5 planet axis 2-6 are installed, a planet wheel 2-2 each planet axis 2-6 is equipped with, planet wheel 2-2 engages with ring gear 2-1 and sun gear 2-8 respectively, two No. three bearing 2-4 are housed and by a distance ring 2-3 and No. two distance ring 2-5 axially locating between each planet axis 2-6 and planet wheel 2-2, wherein, described output mechanism 3 comprises flange plate 3-1, output flange 3-2, link tooth axle 3-3, limiting bracket 3-4, slide block 3-5, limiting stopper 3-6 and screw 3-7, flange plate 3-1 one end is installed on ring gear 2-1, the flange plate 3-1 the other end is connected with fracturing pump housing, output flange 3-2 endoporus is processed as internal tooth, the end face of flange of output flange 3-2 is connected with the bent axle of fracturing pump, link tooth axle 3-3 two ends and be processed as external tooth, link tooth axle 3-3 one end to engage with planet carrier 2-7 internal tooth, link the tooth axle 3-3 the other end to engage with output flange 3-2 internal tooth, limiting bracket 3-4 footing is installed on planet carrier 2-7, limiting bracket 3-4 inside top is equipped with limiting stopper 3-6, limiting bracket 3-4 is connected with the bent axle support of fracturing pump by screw 3-7, slide block 3-5 is fixed on one end on sun gear 2-8 end.
Wherein, the blank of described input tooth axle 1-6 and driven tooth axle 1-4 is by middle-carbon steel Integral die-forged.
Wherein, the profile of tooth of described input tooth axle 1-6 and driven tooth axle 1-4 is without withdrawing grooved herringbone tooth.
Wherein, the profile of tooth of described input tooth axle 1-6 and driven tooth axle 1-4 is the herringbone tooth of band tool withdrawal groove.
Wherein, the profile of tooth of described input tooth axle 1-6 and driven tooth axle 1-4 is dislocation herringbone tooth.
Wherein, the housing of described ring gear 2-1 and planetary gear mechanism 2 is overall structure.
Wherein, the Placement of described sun gear 2-8 and driven tooth axle 1-4 is the spline joint that floats.
Wherein, described output flange 3-2 is connected with adopting the tooth that floats between planet carrier 2-7.
Wherein, for flexibly connecting between described limiting bracket 3-4 and fracturing pump bent axle support, planet carrier 2-7 slight fluctuation.
Wherein, the distance between described limiting board 1-3 and limiting stopper 3-6 is greater than axial dimension and the 2-3mm of sun gear 2-8 and slide block 3-5, so that sun gear 2-8 axial float.
Wherein, described planet wheel 2-2 endoporus and No. three bearing 2-4 outer rings are Spielpassung, are full of heavy oil film between planet wheel 2-2 endoporus and No. three bearing 2-4 outer rings; When planet carrier 2-7 is because of machining error or stand under load bias, planet wheel 2-2 center just can produce bias with planet axis 2-6 center, and the oil slick thickness between planet wheel 2-2 endoporus and No. three bearing 2-4 outer rings can change thereupon, reaches and all carries.
Claims (10)
1. shale oil air pressure splits pump power case, it is characterized in that: this power box is interconnected by parallel axes double helical gear transmission mechanism (1), planetary gear mechanism (2) and output mechanism (3) and assembles, described parallel axes double helical gear transmission mechanism (1) comprises a bearing (1-1), back-up ring (1-2), limiting board (1-3), driven tooth axle (1-4), No. two bearings (1-5), input tooth axle (1-6), front cover (1-7) and casing (1-8), input tooth axle (1-6) is installed in the casing that front cover (1-7) and casing (1-8) form by No. two bearings (1-5), input tooth axle (1-6) axle one end is stretched out outside casing and is connected with power engine, driven tooth axle (1-4) by a bearing (1-1) be installed in the casing that front cover (1-7) and casing (1-8) form with input tooth axle (1-6) and engage, driven tooth axle (1-4) endoporus is processed as internal spline, spline one end is provided with back-up ring (1-2) and limiting board (1-3), described planetary gear mechanism (2) comprises ring gear (2-1), planet wheel (2-2), a distance ring (2-3), No. three bearings (2-4), No. two distance rings (2-5), planet axis (2-6), planet carrier (2-7) and sun gear (2-8), ring gear (2-1) one end is installed on casing (1-8), sun gear (2-8) one end is processed as external splines and matches with the internal spline of driven tooth axle (1-4), planet carrier (2-7) is dual-sided board structure, planet carrier (2-7) side is processed as internal tooth, planet carrier (2-7) is above uniform is provided with 3 ~ 5 planet axis (2-6), a planet wheel (2-2) each planet axis (2-6) is equipped with, planet wheel (2-2) engages with ring gear (2-1) and sun gear (2-8) respectively, two No. three bearings (2-4) are housed between each planet axis (2-6) and planet wheel (2-2), and by a distance ring (2-3) and No. two distance ring (2-5) axially locating, described output mechanism (3) comprises flange plate (3-1), output flange (3-2), link tooth axle (3-3), limiting bracket (3-4), slide block (3-5), limiting stopper (3-6) and screw (3-7), flange plate (3-1) one end is installed on ring gear (2-1), flange plate (3-1) the other end is connected with fracturing pump housing, output flange (3-2) endoporus is processed as internal tooth, output flange (3-2) end face of flange is connected with the bent axle of fracturing pump, link tooth axle (3-3) two ends and be processed as external tooth, link tooth axle (3-3) one end to engage with planet carrier (2-7) internal tooth, link tooth axle (3-3) the other end to engage with output flange (3-2) internal tooth, limiting bracket (3-4) footing is installed on planet carrier (2-7), limiting bracket (3-4) inside top is equipped with limiting stopper (3-6), limiting bracket (3-4) is connected with the bent axle support of fracturing pump by screw (3-7), slide block (3-5) one end is fixed on sun gear (2-8) end.
2. shale oil air pressure according to claim 1 splits pump power case, it is characterized in that: the blank of described input tooth axle (1-6) and driven tooth axle (1-4) is by middle-carbon steel Integral die-forged; The profile of tooth of described input tooth axle (1-6) and driven tooth axle (1-4) is without withdrawing grooved herringbone tooth.
3. shale oil air pressure according to claim 1 splits pump power case, it is characterized in that: the profile of tooth of described input tooth axle (1-6) and driven tooth axle (1-4) is the herringbone tooth of band tool withdrawal groove.
4. shale oil air pressure according to claim 1 splits pump power case, it is characterized in that: the profile of tooth of described input tooth axle (1-6) and driven tooth axle (1-4) is dislocation herringbone tooth.
5. shale oil air pressure according to claim 1 splits pump power case, it is characterized in that: described ring gear (2-1) is overall structure with the housing of planetary gear mechanism (2).
6. shale oil air pressure according to claim 1 splits pump power case, it is characterized in that: the Placement of described sun gear (2-8) and driven tooth axle (1-4) is the spline joint that floats.
7. shale oil air pressure according to claim 1 splits pump power case, it is characterized in that: adopt the tooth that floats to be connected between described output flange (3-2) with planet carrier (2-7).
8. shale oil air pressure according to claim 1 splits pump power case, it is characterized in that: for flexibly connecting between described limiting bracket (3-4) and fracturing pump bent axle support, planet carrier (2-7) slight fluctuation.
9. shale oil air pressure according to claim 1 splits pump power case, it is characterized in that: the distance between described limiting board (1-3) and limiting stopper (3-6) is greater than axial dimension and the 2-3mm of sun gear (2-8) and slide block (3-5), so that sun gear (2-8) axial float.
10. shale oil air pressure according to claim 1 splits pump power case, it is characterized in that: described planet wheel (2-2) endoporus and No. three bearing (2-4) outer rings are Spielpassung, are full of heavy oil film between planet wheel (2-2) endoporus and No. three bearing (2-4) outer rings; When planet carrier (2-7) is because of machining error or stand under load bias, planet wheel (2-2) center just can produce bias with planet axis (2-6) center, and the oil slick thickness between planet wheel (2-2) endoporus and No. three bearing (2-4) outer rings can change thereupon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529576.7U CN204852189U (en) | 2015-07-21 | 2015-07-21 | Shale oil atmospheric pressure splits pump headstock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529576.7U CN204852189U (en) | 2015-07-21 | 2015-07-21 | Shale oil atmospheric pressure splits pump headstock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204852189U true CN204852189U (en) | 2015-12-09 |
Family
ID=54742739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520529576.7U Withdrawn - After Issue CN204852189U (en) | 2015-07-21 | 2015-07-21 | Shale oil atmospheric pressure splits pump headstock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204852189U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020343A (en) * | 2015-07-21 | 2015-11-04 | 江苏省金象传动设备股份有限公司 | Power box of shale oil and gas fracturing pump |
| WO2022121633A1 (en) * | 2020-12-07 | 2022-06-16 | 南京高速齿轮制造有限公司 | Variable cross-section planetary pin shaft and planetary transmission mechanism |
-
2015
- 2015-07-21 CN CN201520529576.7U patent/CN204852189U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020343A (en) * | 2015-07-21 | 2015-11-04 | 江苏省金象传动设备股份有限公司 | Power box of shale oil and gas fracturing pump |
| WO2022121633A1 (en) * | 2020-12-07 | 2022-06-16 | 南京高速齿轮制造有限公司 | Variable cross-section planetary pin shaft and planetary transmission mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20180522 |