CN209510932U - A kind of fracturing unit truck transmission shaft - Google Patents
A kind of fracturing unit truck transmission shaft Download PDFInfo
- Publication number
- CN209510932U CN209510932U CN201920095606.6U CN201920095606U CN209510932U CN 209510932 U CN209510932 U CN 209510932U CN 201920095606 U CN201920095606 U CN 201920095606U CN 209510932 U CN209510932 U CN 209510932U
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- CN
- China
- Prior art keywords
- transmission shaft
- bearing block
- cross axle
- main body
- fracturing unit
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- 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.)
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- General Details Of Gearings (AREA)
Abstract
The utility model discloses a kind of fracturing unit truck transmission shafts, including transmission shaft main body, the both ends of the transmission shaft main body are plug shape, plug is equipped with the U-shaped groove for bearing block installation positioning, cross axle is equipped with inside the both ends plug of transmission shaft main body, the four end diameter of axle of outside of cross axle is all connected with containing the bearing block with bearing integrated, each bearing block mounting surface is equipped with male key and one group of fixed bolt hole, the bearing block of cross axle upper and lower ends is mounted in the U-shaped groove of plug by male key insertion and is connect again by the way that plum blossom hook bolt is fixed with transmission shaft main body, the bearing block of the cross axle rear and front end is connected by the side of male key and U-shaped groove and plum blossom hook bolt and transmission shaft flange, cross axle is connect with transmission shaft main body with transmission shaft flange respectively by bearing block, so that cross axle and transmission shaft main body and transmission shaft Flanged joint is even closer, and the fracturing unit truck transmission shaft is easy for installation, compact-sized, precision is high, and torque is big, and anti-impact force is strong, and maintenance is convenient, so that the service life of transmission shaft is long, can satisfy the demand of fracturing unit.
Description
Technical field
The utility model relates to transmission shaft technical field, specially a kind of fracturing unit truck transmission shaft.
Background technique
From 1970s so far fracturing unit truck transmission shaft refer to select always in traditional universal shaft replace in fracturing unit truck be driven
Axis, but existing transmission shaft structure is simple, precision is low, torque is small, and anti-impact force is weak, and maintenance is inconvenient, is made with this
The service life of transmission shaft is short, is not able to satisfy the demand of fracturing unit truck, and the structure that bearing is connect with bearing block and its other components is not firm enough
Gu；The work angle of transmission shaft is small, it has not been convenient to operate.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of fracturing unit truck transmission shaft, structure
It is compact, precision is high, torque is big, and anti-impact force is strong, and maintenance is convenient, so that the service life of transmission shaft is long, can satisfy fracturing unit truck
Demand, can effectively solve the problems in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of fracturing unit truck transmission shaft, including transmission shaft
Main body, the both ends plug of the transmission shaft main body are equipped with the U-shaped groove for bearing block installation positioning, two end yokes of transmission shaft main body
Head is internal to be equipped with cross axle, and the four end diameter of axle of outside of cross axle is all connected with containing the bearing block with bearing integrated, each bearing block
Mounting surface is equipped with male key and one group of fixed bolt hole, and the bearing block of cross axle upper and lower ends is mounted on by male key insertion
It is connect again by the fixation of plum blossom hook bolt with transmission shaft main body in the U-shaped groove of plug, the bearing of the cross axle rear and front end
Seat is connected by the side of male key and U-shaped groove and plum blossom hook bolt and transmission shaft flange, by bearing block by cross axle
It is connect respectively with transmission shaft main body with transmission shaft flange.
As a kind of optimal technical scheme of the utility model, the separate side being connect with bearing block of the transmission shaft flange
Edge is equipped with ring flange, ring flange and flange integrally connected, is uniformly provided with installation through-hole on ring flange.
As a kind of optimal technical scheme of the utility model, the cross axle includes hemispherical axis body, hemispherical axis
Four center sides of body are equipped with cylindricality axis body, and the side of hemispherical axis body is equipped with oiling nozzle.
As a kind of optimal technical scheme of the utility model, the side of the bearing block is equipped with the columnar shaft with cross axle
The corresponding groove of body, and the side of bearing block and cross shaft connection place is equipped with oil sealing, and oil sealing is located at the side of bearing block.
Compared with prior art, the utility model has the beneficial effects that being provided with the packet of one on this fracturing unit truck transmission shaft
Cross axle is connect with transmission shaft main body with transmission shaft flange respectively by integral bearing seat, is made by the bearing block containing bearing
Cross axle connect even closer with transmission shaft main body and transmission shaft flange, the fracturing unit truck transmission shaft is easy for installation, it is compact-sized,
Precision is high, and torque is big, and anti-impact force is strong, and maintenance is convenient, so that the service life of transmission shaft is long, can satisfy the need of fracturing unit truck
It asks, plum blossom hook bolt enables to the work angle of entire transmission shaft to reach 60 °, facilitates operation.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model section structural schematic diagram.
In figure: 1 transmission shaft main body, 2 plum blossom hook bolts, 3 transmission shaft flanges, 4 bearing blocks, 5 cross axles, 6 connection bearings, 7
Fixed bolt hole, 8 male keys.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of fracturing unit truck transmission shaft, including transmission shaft master
Body 1, the both ends plug of transmission shaft main body 1 are equipped with U-shaped groove, are equipped with cross axle 5 inside the both ends plug of transmission shaft main body 1,
The four end diameter of axle of outside of cross axle 5 is all connected with containing the bearing block 4 with bearing integrated, and each bearing block 4 is equipped with convex
Type key 8 and one group of fixed bolt hole 7, the bearing block 4 of 5 upper and lower ends of cross axle are mounted on the U of plug by male key (8) insertion
It fixes 2 by plum blossom hook bolt again in type groove to connect with transmission shaft main body 1, the bearing block 4 of 5 rear and front end of cross axle passes through convex
Type key (8) and U-shaped groove and plum blossom hook bolt 2 are connect with the side of transmission shaft flange 3, are divided cross axle 5 by bearing block 4
It is not connect with transmission shaft main body 1 with transmission shaft flange 3, so that cross axle 5 is connect more with transmission shaft main body 1 and transmission shaft flange 3
Step up close, ring flange is equipped at the separate one side edge connecting with bearing block 4 of transmission shaft flange 3, ring flange integrally connects with flange 3
It connects, installation through-hole is uniformly provided on ring flange, made by ring flange easier for installation to transmission shaft, cross axle 5 includes
Hemispherical axis body, four center sides of hemispherical axis body are equipped with cylindricality axis body, and the side of hemispherical axis body is equipped with oiling
Nozzle can be equipped with corresponding with the cylindricality axis body of cross axle 5 by oiling nozzle to injection oil inside cross axle 5, the side of bearing block 4
Groove, and the side of bearing block 4 and 5 junction of cross axle is equipped with oil sealing, and the fracturing unit truck transmission shaft is easy for installation, and structure is tight
It gathers, precision height, torque is big, and anti-impact force is strong, and maintenance is convenient, so that the service life of transmission shaft is long, can satisfy fracturing unit truck
Demand.
When in use: bearing block 4 being installed on the cylindricality axis body of cross axle 5 first, then by two on cross axle 5
Bearing block 4 is installed on the end plug of transmission shaft main body 1, then by the another two bearing block 4 and transmission shaft flange on cross axle 5
3 connections install transmission shaft finally by the ring flange on transmission shaft flange 3.
The utility model by integral bearing seat 4 by cross axle 5 respectively with transmission shaft main body 1 and transmission shaft flange 3
Connection, so that cross axle 5 connect even closer, the fracturing unit truck transmission shaft installation side with transmission shaft main body 1 and transmission shaft flange 3
Just, compact-sized, precision is high, torque is big, and anti-impact force is strong, and maintenance is convenient, so that the service life of transmission shaft is long, can satisfy
The demand of fracturing unit truck.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of fracturing unit truck transmission shaft, including transmission shaft main body (1), it is characterised in that: two end yokes of the transmission shaft main body (1)
Head is equipped with U-shaped groove, is equipped with cross axle (5) inside the both ends plug of transmission shaft main body (1), four end of outside of cross axle (5)
The diameter of axle is all connected with containing the bearing block (4) with bearing integrated, and each bearing block (4) is equipped with male key (8) and one group of fixed spiral shell
The bearing block (4) of keyhole (7), cross axle (5) upper and lower ends is mounted in the U-shaped groove of plug again by male key (8) insertion
It fixes (2) by plum blossom hook bolt to connect with transmission shaft main body (1), the bearing block (4) of cross axle (5) rear and front end passes through
Male key (8) and U-shaped groove and plum blossom hook bolt (2) are connect with the side of transmission shaft flange (3).
2. a kind of fracturing unit truck transmission shaft according to claim 1, it is characterised in that: the transmission shaft flange (3) it is separate with
It is equipped with ring flange, ring flange and flange (3) integrally connected at the one side edge of bearing block (4) connection, is uniformly provided on ring flange
Installation through-hole.
3. a kind of fracturing unit truck transmission shaft according to claim 1, it is characterised in that: the cross axle (5) includes hemisphere
Shape axis body, four center sides of hemispherical axis body are equipped with cylindricality axis body, and the side of hemispherical axis body is equipped with oiling nozzle.
4. a kind of fracturing unit truck transmission shaft according to claim 1, it is characterised in that: the side of the bearing block (4) is equipped with
Groove corresponding with the cylindricality axis body of cross axle (5), and the side of bearing block (4) and cross axle (5) junction is equipped with oil sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920095606.6U CN209510932U (en) | 2019-01-21 | 2019-01-21 | A kind of fracturing unit truck transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920095606.6U CN209510932U (en) | 2019-01-21 | 2019-01-21 | A kind of fracturing unit truck transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209510932U true CN209510932U (en) | 2019-10-18 |
Family
ID=68201648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920095606.6U Active CN209510932U (en) | 2019-01-21 | 2019-01-21 | A kind of fracturing unit truck transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209510932U (en) |
-
2019
- 2019-01-21 CN CN201920095606.6U patent/CN209510932U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |