CN207648054U - A kind of worm gear pair and the direct-connected deceleration device of bent axle - Google Patents

A kind of worm gear pair and the direct-connected deceleration device of bent axle Download PDF

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Publication number
CN207648054U
CN207648054U CN201721790446.4U CN201721790446U CN207648054U CN 207648054 U CN207648054 U CN 207648054U CN 201721790446 U CN201721790446 U CN 201721790446U CN 207648054 U CN207648054 U CN 207648054U
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China
Prior art keywords
bent axle
worm gear
worm
worm screw
gear pair
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Active
Application number
CN201721790446.4U
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Chinese (zh)
Inventor
张树林
王坤
时晓彤
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Yantai Jereh Petroleum Equipment and Technologies Co Ltd
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Yantai Jereh Petroleum Equipment and Technologies Co Ltd
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Priority to CN201721790446.4U priority Critical patent/CN207648054U/en
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Publication of CN207648054U publication Critical patent/CN207648054U/en
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Abstract

The utility model is related to a kind of worm gear pairs and the direct-connected deceleration device of bent axle, including crank assemblby and worm gear pair assembly, the crank assemblby includes crankcase and bent axle, the worm gear pair assembly includes worm screw auxiliary box body, worm gear and worm screw, the crankcase is connect with the worm screw auxiliary box body, the worm gear is cirque structure, and it is engaged with the worm screw, the center line of the axis of the bent axle and the worm gear is on the same line, the bent axle includes bent axle driving spindle nose, the bent axle driving spindle nose extend into the inside of the worm gear, and is connect with the worm gear.The utility model type of attachment is simple, compact-sized, and mechanical efficiency is high, and rigidity is good, convenient for installation and maintenance quick, is not only able to obtain larger reduction ratio, can transmit larger torque, and transmission efficiency.

Description

A kind of worm gear pair and the direct-connected deceleration device of bent axle
Technical field
The utility model is related to a kind of worm gear pairs and the direct-connected deceleration device of bent axle, belong to deceleration transmission technical field.
Background technology
In the prior art, the slowing-down structure of oil field operation three-cylinder plunger pump mainly uses the following two kinds form:It is a kind of It is gear pair deceleration mechanism, another kind is worm gear pair deceleration mechanism.
The shortcomings that gear pair slowing-down structure is that reduction ratio is small, can not transmitting large torque, cause plunger pump discharge pressure and It is small that power is discharged;Although and the reduction ratio of worm gear pair deceleration mechanism is big, can transmit larger torque, worm screw auxiliary structure and song The type of attachment of axis is complicated, causes transmission efficiency low, and maintenance process is difficult.It is current for how solving the connection of worm gear pair and bent axle Urgent problem to be solved.
Utility model content
The utility model connecting simple, compact-sized, transmission efficiency in view of the deficienciess of the prior art, offer is a kind of Height, worm gear pair easy to maintain and the direct-connected deceleration device of bent axle.
The technical solution that the utility model solves above-mentioned technical problem is as follows:Including crank assemblby and worm gear pair assembly, institute It includes crankcase and bent axle to state crank assemblby, and the worm gear pair assembly includes worm screw auxiliary box body, worm gear and worm screw, and feature exists In the crankcase is connect with the worm screw auxiliary box body, and the worm gear is cirque structure, and is engaged with the worm screw, institute It includes bent axle driving spindle nose to state bent axle, and the bent axle driving spindle nose extend into the inside of the worm screw auxiliary box body, and the worm gear is solid Surely it is sleeved on the bent axle driving spindle nose, the axis of the bent axle driving spindle nose is with the center line of the worm gear in same straight line On.
The utility model has the beneficial effects that:Crankcase is connect with worm screw auxiliary box body, and bent axle drives spindle nose to stretch out bent axle Babinet is extend into worm screw auxiliary box body, and the inside for being sleeved on the worm gear of circular ring shape is directly connected to worm gear, passes through bent axle and snail The structure change realization bent axle of wheel and being directly connected to for worm gear, the utility model type of attachment is simple, compact-sized, mechanical efficiency Height, rigidity is good, convenient for installation and maintenance quick, is not only able to obtain larger reduction ratio, and can transmit larger torque, be driven It is efficient.
Based on the above technical solution, the utility model can also do following improvement.
Further, the bent axle driving spindle nose is equipped with annular convex platform, and the inner wall of the worm gear is equipped with and the ring Shape boss compatible positioning convex platform is respectively provided with the mounting hole of mounting screw on the positioning convex platform, annular convex platform.
Advantageous effect using above-mentioned further scheme is to realize that bent axle drives spindle nose and snail by the mutual cooperation of boss The positioning of wheel, then screw pass through the mounting hole on boss to realize being directly connected to for bent axle and worm gear, entire connection structure is simple, It is easy for installation, also allow for postorder maintenance.
Further, the worm screw is connect by taper roll bearing with the worm screw auxiliary box body.
Advantageous effect using above-mentioned further scheme is large carrying capacity, can bear axial load, can limit axis Axial displacement.
Further, the worm screw is equipped with driving flange.
Advantageous effect using above-mentioned further scheme is, convenient to be connect with power source.
Further, the bent axle driving spindle nose is connect by bearing with the crankcase.
Advantageous effect using above-mentioned further scheme is convenient for installation and maintenance, accurate positioning, is convenient for crankshaft action.
Description of the drawings
Fig. 1 is the worm gear and the direct-connected structural schematic diagram of bent axle of the utility model;
Fig. 2 is the structural schematic diagram of the worm and gear of the utility model;
In figure, 1, screw;2, worm gear;21, positioning convex platform;3, crank assemblby;31, crankcase;32, bent axle drive shaft Head;33, annular convex platform;4, connecting rod cross head assembly;5, fluid end assembly;6, driving flange;7, worm screw;71, taper roller axis It holds;8, bearing.
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with example, example is served only for explaining this practicality It is novel, it is not intended to limit the scope of the utility model.
As depicted in figs. 1 and 2, a kind of worm gear pair and the direct-connected deceleration device of bent axle, including crank assemblby and worm screw vice president Include crankcase and bent axle at, the crank assemblby 3, the worm gear pair assembly includes worm screw auxiliary box body, worm gear 2 and worm screw 7, The crankcase 31 is connect with the worm screw auxiliary box body, and the worm gear is cirque structure, and is engaged with the worm screw, described Bent axle includes bent axle driving spindle nose 32, and the bent axle driving spindle nose extend into the inside of the worm screw auxiliary box body, and the worm gear is solid Surely it is sleeved on the driving spindle nose, the axis of the bent axle driving spindle nose 32 is with the center line of the worm gear in same straight line On.It is not drawn into worm screw in wherein Fig. 1.
The bent axle driving spindle nose 32 is equipped with annular convex platform 33, and the inner wall of the worm gear 2 is equipped with and the convex annular Platform compatible positioning convex platform 21 is respectively provided with the mounting hole of mounting screw 1 on the positioning convex platform, annular convex platform.It is logical The positioning of bent axle driving spindle nose and worm gear is realized in the mutual cooperation for crossing boss, and then screw passes through the mounting hole on boss, realizes Bent axle and worm gear are directly connected to, and entire connection structure is simple, easy for installation, also allow for postorder maintenance.
The both ends of the worm screw 7 are connect by taper roll bearing 71 with the worm screw auxiliary box body respectively.Large carrying capacity, Axial load can be born, the axial displacement of axis can be limited.
The worm screw is equipped with driving flange 6.It is convenient to be connect with power source.
The bent axle driving spindle nose is connect by bearing 8 with the crankcase.It is convenient for installation and maintenance, accurate positioning, just In crankshaft action.
The course of work:Worm screw is connect by driving flange with engine, is slowed down by worm gear pair, and worm gear drives direct therewith Connected crank assemblby rotates.Crank assemblby 3 is connect by connecting rod cross head assembly 4 with fluid end assembly 5, fluid end Assembly is made of the split type clack box of at least two, and bent axle acts under worm screw side effect, then drives connecting rod cross head assembly, will Convert rotational motion is linear reciprocating motion, to drive the open and close of inlet valve and dump valve and push fluid end assembly Normal work.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims (5)

1. a kind of worm gear pair and the direct-connected deceleration device of bent axle, including crank assemblby and worm gear pair assembly, the crank assemblby packet Crankcase and bent axle are included, the worm gear pair assembly includes worm screw auxiliary box body, worm gear and worm screw, which is characterized in that the bent axle Babinet is connect with the worm screw auxiliary box body, and the worm gear is cirque structure, and is engaged with the worm screw, and the bent axle includes song Axis drives spindle nose, the bent axle driving spindle nose to extend into the inside of the worm screw auxiliary box body, and the worm gear is fixedly set in described Bent axle drives on spindle nose, and the axis of the bent axle driving spindle nose and the center line of the worm gear are on the same line.
2. worm gear pair according to claim 1 and the direct-connected deceleration device of bent axle, which is characterized in that the bent axle drive shaft Head is equipped with annular convex platform, and the inner wall of the worm gear is equipped with positioning convex platform compatible with the annular convex platform, the positioning The mounting hole of mounting screw is respectively provided on boss, annular convex platform.
3. worm gear pair according to claim 1 or 2 and the direct-connected deceleration device of bent axle, which is characterized in that the worm screw is logical Taper roll bearing is crossed to connect with the worm screw auxiliary box body.
4. worm gear pair according to claim 1 and the direct-connected deceleration device of bent axle, which is characterized in that the worm screw is equipped with Driving flange.
5. worm gear pair according to claim 1 and the direct-connected deceleration device of bent axle, which is characterized in that the bent axle drive shaft Head is connect by bearing with the crankcase.
CN201721790446.4U 2017-12-20 2017-12-20 A kind of worm gear pair and the direct-connected deceleration device of bent axle Active CN207648054U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721790446.4U CN207648054U (en) 2017-12-20 2017-12-20 A kind of worm gear pair and the direct-connected deceleration device of bent axle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721790446.4U CN207648054U (en) 2017-12-20 2017-12-20 A kind of worm gear pair and the direct-connected deceleration device of bent axle

Publications (1)

Publication Number Publication Date
CN207648054U true CN207648054U (en) 2018-07-24

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CN201721790446.4U Active CN207648054U (en) 2017-12-20 2017-12-20 A kind of worm gear pair and the direct-connected deceleration device of bent axle

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CN (1) CN207648054U (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10895202B1 (en) 2019-09-13 2021-01-19 Bj Energy Solutions, Llc Direct drive unit removal system and associated methods
US10907459B1 (en) 2019-09-13 2021-02-02 Bj Energy Solutions, Llc Methods and systems for operating a fleet of pumps
US10954770B1 (en) 2020-06-09 2021-03-23 Bj Energy Solutions, Llc Systems and methods for exchanging fracturing components of a hydraulic fracturing unit
US10961908B1 (en) 2020-06-05 2021-03-30 Bj Energy Solutions, Llc Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit
US10968837B1 (en) 2020-05-14 2021-04-06 Bj Energy Solutions, Llc Systems and methods utilizing turbine compressor discharge for hydrostatic manifold purge
US10989180B2 (en) 2019-09-13 2021-04-27 Bj Energy Solutions, Llc Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods
US11002189B2 (en) 2019-09-13 2021-05-11 Bj Energy Solutions, Llc Mobile gas turbine inlet air conditioning system and associated methods
US11015594B2 (en) 2019-09-13 2021-05-25 Bj Energy Solutions, Llc Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump
US11015536B2 (en) 2019-09-13 2021-05-25 Bj Energy Solutions, Llc Methods and systems for supplying fuel to gas turbine engines
US11022526B1 (en) 2020-06-09 2021-06-01 Bj Energy Solutions, Llc Systems and methods for monitoring a condition of a fracturing component section of a hydraulic fracturing unit

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10989180B2 (en) 2019-09-13 2021-04-27 Bj Energy Solutions, Llc Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods
US10907459B1 (en) 2019-09-13 2021-02-02 Bj Energy Solutions, Llc Methods and systems for operating a fleet of pumps
US11015536B2 (en) 2019-09-13 2021-05-25 Bj Energy Solutions, Llc Methods and systems for supplying fuel to gas turbine engines
US11015594B2 (en) 2019-09-13 2021-05-25 Bj Energy Solutions, Llc Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump
US11002189B2 (en) 2019-09-13 2021-05-11 Bj Energy Solutions, Llc Mobile gas turbine inlet air conditioning system and associated methods
US10982596B1 (en) 2019-09-13 2021-04-20 Bj Energy Solutions, Llc Direct drive unit removal system and associated methods
US10895202B1 (en) 2019-09-13 2021-01-19 Bj Energy Solutions, Llc Direct drive unit removal system and associated methods
US10968837B1 (en) 2020-05-14 2021-04-06 Bj Energy Solutions, Llc Systems and methods utilizing turbine compressor discharge for hydrostatic manifold purge
US10961908B1 (en) 2020-06-05 2021-03-30 Bj Energy Solutions, Llc Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit
US11015423B1 (en) 2020-06-09 2021-05-25 Bj Energy Solutions, Llc Systems and methods for exchanging fracturing components of a hydraulic fracturing unit
US10954770B1 (en) 2020-06-09 2021-03-23 Bj Energy Solutions, Llc Systems and methods for exchanging fracturing components of a hydraulic fracturing unit
US11022526B1 (en) 2020-06-09 2021-06-01 Bj Energy Solutions, Llc Systems and methods for monitoring a condition of a fracturing component section of a hydraulic fracturing unit
US11028677B1 (en) 2021-02-23 2021-06-08 Bj Energy Solutions, Llc Stage profiles for operations of hydraulic systems and associated methods

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