CN213929371U

CN213929371U - SS7E electric locomotive gear box

Info

Publication number: CN213929371U
Application number: CN202021925571.3U
Authority: CN
Inventors: 胡苇
Original assignee: Zhuzhou Tongcheng Locomotive Accessories Co ltd
Current assignee: Zhuzhou Tongcheng Locomotive Accessories Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-08-10
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses a SS7E electric locomotive gear box, which comprises a gear box, wherein the gear box comprises an upper box body and a lower box body, the outer ring at the bottom of the upper box body is fixedly connected with the outer ring at the top of the lower box body through a plurality of mounting screw seats and bolts, air vents are arranged at both sides of the upper box body, an oil testing ruler is fixedly arranged at the bottom of one side of the lower box body, an oil drain plug is fixedly arranged at the bottom of one end of the lower box body, and a semi-closed oil storage tank is arranged at the bottom of the inner side of the lower box body, the SS7E electric locomotive gear box balances the air pressure inside and outside the box body, reduces the splashing phenomenon of lubricating oil, reduces the leakage of the lubricating oil from a sealing ring and the risk of the vent due to oil stain blockage, further ensures the oil consumption requirement of a meshing surface, adsorbs metal sundries, ensures the cleanliness of the lubricating oil, increases the rigidity of a collar and the gear box, and can effectively prevent the deformation of the collar of the gear box, reduce the oil leak risk, improve driving safety.

Description

SS7E electric locomotive gear box

Technical Field

The utility model relates to an electric locomotive gear box specifically is a SS7E electric locomotive gear box.

Background

The SS7E locomotive gear box is put into production from the locomotive to the present, the oil leakage phenomenon appears in the gear box operation process and generally occurs, and the normal use and the running safety of the electric locomotive of the type are seriously influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a SS7E electric locomotive gear box to the oil leak phenomenon generally takes place appears in the gear box operation process that proposes among the solution above-mentioned background art, seriously influences this model electric locomotive normal use and driving safety's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a SS7E electric locomotive gear box, includes the gear box, the gear box includes box and lower box, go up the outer lane of bottom half through the outer lane fixed connection at a plurality of installation screw bases and bolt and lower box top, the air vent has all been seted up to the both sides of going up the box, the fixed dipstick of testing that is provided with in bottom of box one side down, the bottom fixed mounting of box one end has the oil drain stifled down, semi-closed oil storage tank has been seted up to the bottom of box inboard down, the both sides of semi-closed oil storage tank are all fixed and are provided with the oil storage tank baffle, go up the outer lane fixed connection through draw-in groove formula structure and two collars between box and the lower box, two the inner circle of collar all overlaps and is equipped with the magnetic current body sealing washer.

As an optimized technical scheme of the utility model, the inner wall of gear box inlays and is equipped with the strengthening rib.

As an optimized technical scheme of the utility model, go up the fixed U type rubber circle that is provided with between box and the lower box.

As an optimized technical scheme of the utility model, the fixed surface of examining the dipstick is provided with powerful magnet.

As a preferred technical scheme of the utility model, the aperture of air vent is 38 mm.

Compared with the prior art, the beneficial effects of the utility model are that:

1. on the other hand, the aperture of an original vent hole 32mm is increased to 38mm, the circulation of the inner box and the outside air is increased, and the air pressure inside and outside the box is further balanced;

2. lower box bottom design semi-enclosed oil storage tank, form a semi-enclosed structure with two oil storage tank baffles, can reduce the phenomenon that causes lubricating oil to splash because of the high-speed rotation of gear, the oil mass that makes the internal gas of gear box contain obviously reduces, reduce lubricating oil from sealing ring seepage and vent because of the risk of greasy dirt jam, and simultaneously, this space sealed relatively makes the oil that tooth portion was thrown out can only move in this space, the oil mass of flank of tooth has been increased, the oil demand of mating surface has further been guaranteed, moreover, the effect of strengthening rib will also be played to the structure of this kind of two oil storage tank baffles, the intensity of gear box is improved.

3. The surface of the dip rod is fixedly provided with a powerful magnet, so that metal impurities in the tank can be adsorbed on the dip rod under the action of magnetic force, grinding can not be repeatedly performed, and the cleanliness of lubricating oil is ensured.

4. Go up between box and the lower box through draw-in groove formula structure and two collar's outer lane fixed connection, both increased the intensity of collar and increased the rigidity of gear box again, can effectively prevent the collar department of gear box deformation, reduce the oil leak risk.

Drawings

FIG. 1 is a schematic view of a gear box structure of an SS7E electric locomotive according to the present invention;

FIG. 2 is a schematic structural view of a semi-enclosed oil storage tank of a gear box of an SS7E electric locomotive according to the present invention;

fig. 3 is a schematic structural diagram of a collar of a gear box of an SS7E electric locomotive according to the present invention.

In the figure: 1. a gear case; 2. an upper box body; 3. a lower box body; 4. installing a screw seat; 5. testing an oil dipstick; 6. a vent hole; 7. oil drainage and blockage; 8. a collar; 9. a magnetic fluid sealing ring; 10. a semi-closed oil storage tank; 11. an oil storage tank baffle; 12. a U-shaped rubber ring; 13. a strong magnet; 14. reinforcing ribs; 15. a slot-type structure.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, the utility model provides a SS7E electric locomotive gear box, including gear box 1, gear box 1 includes box 2 and lower box 3, the outer lane of last box 2 bottom is through the outer lane fixed connection at a plurality of mount screw seats 4 and bolt and lower box 3 top, air vent 6 has all been seted up to the both sides of going up box 2, the fixed oil test chi 5 that is provided with in bottom of lower box 3 one side, the bottom fixed mounting of lower box 3 one end has oil drain plug 7, semi-enclosed oil storage tank 10 has been seted up to the inboard bottom of lower box 3, the both sides of semi-enclosed oil storage tank 10 are all fixed and are provided with oil storage tank baffle 11, go up between box 2 and the lower box 3 through the outer lane fixed connection of draw-in groove structure 15 and two collars 8, the inner circle of two collars 8 all overlaps and is equipped with magnetic current body 9.

Preferably, the reinforcing ribs 14 are embedded in the inner wall of the gear box 1, so that the structural strength of the box body is improved; a U-shaped rubber ring 12 is fixedly arranged between the upper box body 2 and the lower box body 3. The function of sealing and preventing oil leakage is achieved; the surface of the oil testing ruler 5 is fixedly provided with a strong magnet 13, so that metal impurities in the tank can be adsorbed on the oil testing ruler through the magnetic force, the oil testing ruler cannot be repeatedly milled, and the cleanliness of lubricating oil is ensured; the aperture of the vent hole 6 is 38mm, the aperture of the original vent hole 6 is increased to 38mm from 32mm, the circulation of the inner box and the outside air is increased, and the air pressure inside and outside the box body is further balanced.

When in specific use, the utility model relates to a SS7E electric locomotive gear box, the gear box 1 is composed of an upper box body 2 and a lower box body 3, the volume of the inner box of the gear box 1 is increased by 30% on the existing basis, after the space volume is increased, the gas pressure in the box body is reduced, the air pressure difference inside and outside the box body is reduced, on the other hand, the aperture of the original vent hole 6 is increased to 38mm, the circulation of the inner box and the outside air is increased, the air pressure inside and outside the box body is further balanced, a semi-closed oil storage tank 10 is designed at the bottom of the lower box body 3, a semi-closed structure is formed by the two oil storage tank baffles 11, the phenomenon that lubricating oil splashes due to high-speed rotation of gears can be reduced, the oil content in the gas in the gear box 1 is obviously reduced, the risk that the lubricating oil leaks from a sealing ring and the vent is blocked due to oil stains is reduced, meanwhile, the oil thrown out from the tooth part can only move in the space due to the relatively sealed space, the oil mass of the flank of tooth has been increased, the oil demand of mating surface has further been guaranteed, moreover, the structure of these two oil storage tank baffles 11 will also play the effect of similar strengthening rib 14, improve the intensity of gear box 1, the fixed surface who tests dipstick 5 is provided with powerful magnet 13, can pass through magnetic force effect with the metal debris of incasement and adsorb on the dipstick, make it can not the repeated production mill, guarantee the cleanliness factor of lubricating oil, go up box 2 and lower box 3 between through the outer lane fixed connection of draw-in groove formula structure 15 and two collars 8, the intensity that has both increased collar 8 has increased gear box 1's rigidity again, can effectively prevent the deformation of collar 8 department of gear box 1, reduce the oil leak risk.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The SS7E electric locomotive gear box comprises a gear box body (1) and is characterized in that the gear box body (1) comprises an upper box body (2) and a lower box body (3), the outer ring of the bottom of the upper box body (2) is fixedly connected with the outer ring of the top of the lower box body (3) through a plurality of mounting screw bases (4) and bolts, vent holes (6) are formed in the two sides of the upper box body (2), an oil testing ruler (5) is fixedly arranged at the bottom of one side of the lower box body (3), an oil drain plug (7) is fixedly arranged at the bottom of one end of the lower box body (3), a semi-closed oil storage tank (10) is formed in the bottom of the inner side of the lower box body (3), oil storage tank baffles (11) are fixedly arranged on the two sides of the semi-closed oil storage tank (10), and the upper box body (2) is fixedly connected with the outer ring of two collar rings (8) through a clamping groove type structure (15), and the inner rings of the two collars (8) are sleeved with magnetic fluid sealing rings (9).

2. The gear box of the SS7E electric locomotive according to claim 1, wherein: and reinforcing ribs (14) are embedded in the inner wall of the gear box (1).

3. The gear box of the SS7E electric locomotive according to claim 1, wherein: and a U-shaped rubber ring (12) is fixedly arranged between the upper box body (2) and the lower box body (3).

4. The gear box of the SS7E electric locomotive according to claim 1, wherein: and a powerful magnet (13) is fixedly arranged on the surface of the oil testing ruler (5).

5. The gear box of the SS7E electric locomotive according to claim 1, wherein: the aperture of the vent hole (6) is 38 mm.