CN112648352A - Snail box of diesel locomotive - Google Patents

Snail box of diesel locomotive Download PDF

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Publication number
CN112648352A
CN112648352A CN202010805751.6A CN202010805751A CN112648352A CN 112648352 A CN112648352 A CN 112648352A CN 202010805751 A CN202010805751 A CN 202010805751A CN 112648352 A CN112648352 A CN 112648352A
Authority
CN
China
Prior art keywords
box body
snail
box
axle
diesel locomotive
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.)
Pending
Application number
CN202010805751.6A
Other languages
Chinese (zh)
Inventor
詹勇军
陶谦
李清义
计远东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Chenfeng Rail Transit Equipment Co ltd
Original Assignee
Hubei Chenfeng Rail Transit Equipment Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hubei Chenfeng Rail Transit Equipment Co ltd filed Critical Hubei Chenfeng Rail Transit Equipment Co ltd
Priority to CN202010805751.6A priority Critical patent/CN112648352A/en
Publication of CN112648352A publication Critical patent/CN112648352A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61C—LOCOMOTIVES; MOTOR RAILCARS
    • B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
    • B61C9/28—Transmission systems in or for locomotives or motor railcars with rotary prime movers, e.g. turbines
    • B61C9/30—Transmission systems in or for locomotives or motor railcars with rotary prime movers, e.g. turbines mechanical
    • B61C9/32—Transmission systems in or for locomotives or motor railcars with rotary prime movers, e.g. turbines mechanical with change-speed gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/027—Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/038—Gearboxes for accommodating bevel gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0412—Cooling or heating; Control of temperature
    • F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
    • F16H57/0416—Air cooling or ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0457—Splash lubrication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0493—Gearings with spur or bevel gears
    • F16H57/0495—Gearings with spur or bevel gears with fixed gear ratio
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02008—Gearboxes; Mounting gearing therein characterised by specific dividing lines or planes of the gear case
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
    • F16H2057/0206—Gearboxes for particular applications for vehicle transmissions for commercial vehicles, e.g. buses or trucks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02091—Measures for reducing weight of gearbox

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • General Details Of Gearings (AREA)

Abstract

The invention discloses a snail box of a diesel locomotive, which comprises a left box body, a right box body matched with the left box body and an axle penetrating through the left box body and the right box body, wherein the right box body is provided with an input shaft in orthogonal transmission connection with the axle, and the bottom of the right box body is provided with an oil containing part. The snail box has compact integral structure and small volume, and is beneficial to the spatial arrangement of the diesel locomotive. Smooth arc curved surfaces are adopted in the box body, smooth transition is also adopted at the transition position, and harmful deformation and noise radiation caused by temperature gradient in the box body in the working process can be effectively reduced.

Description

Snail box of diesel locomotive
Technical Field
The invention relates to the technical field of locomotives, in particular to a snail box of an internal combustion locomotive.
Background
The diesel locomotive is mainly used for transporting soil and rock shoulders in tunnel engineering construction, and the diesel locomotive gearbox mainly provides a closed working environment for the traction of the driving gear and the driven gear, stores a certain amount of lubricating grease for the traction of the driving gear and the driven gear, and is used for lubricating and radiating the traction of the driving gear and the driven gear. The existing axle gear box product mainly has the following problems in the using process: in the running process, meshing impact can be generated to generate noise corresponding to the meshing frequency of the gear, and the sliding of the gap between the gear and the shaft also generates friction noise and jerking feeling; the gear box has a complex structure and a large volume, and the working environment is very severe, so that the faults of the gear box body, the gear box mounting seat, cracking, leakage and the like are easily caused. Therefore, the axle gear box of the diesel locomotive has the characteristics of small spatial position, high working strength, severe working condition, light required weight and the like, and the design of the axle gear box of the diesel locomotive, which has the advantages of compact structure, small volume and strong reliability, has very important significance.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a snail box of a diesel locomotive, which can solve the problems.
In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:
a snail box of a diesel locomotive comprises a left box body, a right box body matched with the left box body and an axle penetrating through the left box body and the right box body, wherein an input shaft in orthogonal transmission connection with the axle is arranged on the right box body, and an oil containing part is arranged at the bottom of the right box body.
Furthermore, the inside of the left box body and the right box body is in smooth transition with smooth curved surfaces.
Furthermore, an observation cover and a vent plug are arranged on the outer wall of the right box body.
Further, the input shaft is in transmission connection with the axle through a bevel gear pair.
Furthermore, labyrinth felts are arranged on end covers of the left box body and the right box body.
Furthermore, two wheels are arranged on the axle.
Furthermore, axle box bodies are arranged at two ends of the axle.
Furthermore, an oil discharge port is formed in the outer wall of the right box body.
Furthermore, a screw-in type round vernier is arranged above the oil outlet.
The invention has the beneficial effects that:
1. the snail box has compact integral structure and small volume, and is beneficial to the spatial arrangement of the diesel locomotive.
2. Smooth arc curved surfaces are adopted in the box body, smooth transition is also adopted at the transition position, and harmful deformation and noise radiation caused by temperature gradient in the box body in the working process can be effectively reduced.
3. The driven wheel can make lubricating oil splash in a rolling manner when running, the splashed lubricating oil is not only beneficial to lubricating all moving parts in the box body, but also can take away partial heat, so that the box body is fully cooled and lubricated, the impact and vibration of the box body under high-speed and heavy-load conditions are relieved, the abrasion of all the moving parts is reduced, and the service life of the axle gear box is prolonged.
4. The transmission part adopts a pair of bevel gear pair orthogonal transmission, simplifies the structure and the weight of the gear box, reduces the oil stirring loss, and the porous assembling form of the box body not only ensures high product integration level and convenient maintenance, but also is beneficial to heat dissipation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a top view of a snail box for a diesel locomotive;
FIG. 2 is a side view of a snail box of the diesel locomotive;
FIG. 3 is a perspective view of a snail box of the diesel locomotive;
FIG. 4 is a schematic diagram of an input end;
FIG. 5 is a schematic view of a spindle housing.
In the figure: 1. the device comprises a left box body, a right box body, a left input shaft, a right axle, a right box body, a left box body, a right box body, a left box body, a right.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1-5, the snail box of the diesel locomotive according to the embodiment of the invention comprises a left box body 2, a right box body 1 matched with the left box body 2, and an axle 4 penetrating through the left box body 2 and the right box body 1, wherein an input shaft 3 orthogonally connected with the axle 4 is arranged on the right box body 1, and an oil containing part is arranged at the bottom of the right box body 1.
In one embodiment of the present invention, the inside of the left casing 2 and the right casing 1 is smoothly transited by smooth curved surfaces.
In one embodiment of the invention, the outer wall of the right box body is provided with a viewing cover 7 and a vent plug 8.
In one embodiment of the present invention, the input shaft 3 is in transmission connection with the axle 4 through a bevel gear pair.
In a specific embodiment of the present invention, labyrinth felts are disposed on end covers of the left case 2 and the right case 1.
In one embodiment of the invention, two wheels are provided on the axle 4.
In one embodiment of the invention, axle boxes 5 are provided at both ends of the axle 4.
In an embodiment of the present invention, the outer wall of the right box 1 is provided with an oil drain port 18.
In one embodiment of the invention, a screw-in circular cursor 19 is provided above the oil drain 18.
In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.
In particular use, the snail box for the diesel locomotive comprises a left box body 1, a right box body 2 and a gear assembly rotatably arranged between the left box body 2 and the right box body 1. The side of left box 2 and right box 1 is provided with the input shaft hole, and left box 2, right box 1 all pass through bolted connection, and the cross-section of left box 2, right box 1 is circular, and it connects face department and uses the locating pin location simultaneously. The inner parts of the left box body 2 and the right box body 1 are smooth and smooth transitions with smooth curved surfaces; a positioning plate is arranged inside the right box body 1 and used for positioning and fixing the input shaft 3, an observation cover 7 and a ventilation plug 8 are arranged on the outer wall of the right box body 1, the observation cover 7 can well observe the internal situation of the box body under the condition that the gear box is not disassembled, and the ventilation plug 8 can prevent the internal air pressure of the box body from being increased due to volatilization of lubricating oil in the box body at high temperature; the outer wall of the box body is provided with a draw arm seat 6 connected with the locomotive. An oil discharge port 18 is arranged on the outer wall of the right box body 1, and a screw-in type round vernier 19 is arranged above the oil discharge port 18.
An input shaft 3 is arranged on the right box body 1, the input shaft 3 is a spiral bevel gear shaft, an axle 4 which is in orthogonal transmission with the input shaft 3 penetrates through the left box body 2 and the right box body 1, a pair of wheels are arranged on the axle 4, a through hole is formed in the position where the axle 4 is connected with the wheels, and axle box bodies 5 are arranged at two ends of the axle 4. As shown in fig. 3, a groove is formed on the inner side wall of the bearing gland of the shaft box body 5, and a groove is formed on the side wall of the threaded hole of the bearing gland of the shaft box body 5; the axes of the input shaft 3 and the axle 4 are positioned on the same plane, an oil containing part for containing lubricating oil is arranged in the right box body 1, and the bevel gear pair is contacted with the oil containing part. Therefore, the gear can drive lubricating oil to splash while moving, and can lubricate all parts.
The input shaft 3 is assembled on the box body through a pair of conical roller bearings which are arranged in a facing manner, bearing retainer rings 21 are arranged on the bearings and used for fixing the bearings, and TC-type framework oil seals 20 are adopted at the positions of the bearing retainer rings 21 for sealing; each end cover on the box body is designed into a labyrinth felt, the labyrinth felt is designed to have better sealing performance, and meanwhile, the service life of the felt is longer.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (9)

1. The snail box of the diesel locomotive comprises a left box body (2) and a right box body (1) matched with the left box body (2), and is characterized by further comprising an axle (4) penetrating through the left box body (2) and the right box body (1), wherein an input shaft (3) in orthogonal transmission connection with the axle (4) is arranged on the right box body (1), and an oil containing part is arranged at the bottom of the right box body (1).
2. A snail box for a diesel locomotive as claimed in claim 1, wherein the inside of the left and right cases 2 and 1 is smoothly rounded.
3. A snail box for a diesel locomotive as claimed in claim 1, wherein a viewing cover (7) and a vent plug (8) are provided on the outer wall of the right box body.
4. A diesel locomotive snail box according to claim 1, characterised in that the input shaft (3) is in driving connection with the axle (4) through a bevel gear pair.
5. A snail box for a diesel locomotive according to claim 1, characterised in that labyrinth felts are arranged on the end covers of the left and right box bodies (2, 1).
6. A diesel locomotive snail box according to claim 1, characterised in that two wheels are provided on the axle (4).
7. A snail box for diesel locomotives according to claim 1, characterised in that the axle (4) is provided with axle boxes (5) at both ends.
8. A snail box for a diesel locomotive according to claim 1, wherein the right box body 1 is provided with an oil drain port (18) in the outer wall thereof.
9. A snail box for a diesel locomotive according to claim 8, characterised in that a screw-in round cursor (19) is provided above the oil outlet (18).
CN202010805751.6A 2020-08-11 2020-08-11 Snail box of diesel locomotive Pending CN112648352A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010805751.6A CN112648352A (en) 2020-08-11 2020-08-11 Snail box of diesel locomotive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010805751.6A CN112648352A (en) 2020-08-11 2020-08-11 Snail box of diesel locomotive

Publications (1)

Publication Number Publication Date
CN112648352A true CN112648352A (en) 2021-04-13

Family

ID=75346173

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010805751.6A Pending CN112648352A (en) 2020-08-11 2020-08-11 Snail box of diesel locomotive

Country Status (1)

Country Link
CN (1) CN112648352A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101961782A (en) * 2010-11-11 2011-02-02 株洲新通铁路装备有限公司 Open can type six-axis molten iron vehicle with load of 140 to 160t
KR101050313B1 (en) * 2010-10-21 2011-07-19 서식원 The power transmission device of chainless bicycle
CN106402277A (en) * 2016-11-01 2017-02-15 资阳中车传动有限公司 Axle gear box applied to internal combustion locomotive

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101050313B1 (en) * 2010-10-21 2011-07-19 서식원 The power transmission device of chainless bicycle
CN101961782A (en) * 2010-11-11 2011-02-02 株洲新通铁路装备有限公司 Open can type six-axis molten iron vehicle with load of 140 to 160t
CN106402277A (en) * 2016-11-01 2017-02-15 资阳中车传动有限公司 Axle gear box applied to internal combustion locomotive

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Application publication date: 20210413

RJ01 Rejection of invention patent application after publication