CN217713552U

CN217713552U - Gear and gear seat structure for subway gear box

Info

Publication number: CN217713552U
Application number: CN202221367499.6U
Authority: CN
Inventors: 朱莎; 王君杰; 吴黄蓉; 程云秋; 朱凌
Original assignee: Nanjing Fuxin Electromechanical Equipment Co ltd
Current assignee: Nanjing Fuxin Electromechanical Equipment Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-11-01
Anticipated expiration: 2032-06-01

Abstract

The utility model relates to a gear and gear stand technical field, concretely relates to gear, gear stand structure for subway gear box, its technical scheme is: including pinion stand body and gear, the center intercommunication of pinion stand body is provided with the mounting hole, and the gear slip cover is established on the pinion stand body, still includes plane, spacer pin and fixed ring board, and four sides of the one end of pinion stand body all are provided with the plane, and fixed ring board slip cover is established and is served near planar one of the pinion stand body, and the spacer pin is equipped with six groups altogether, and the even fixed mounting of six groups of spacer pins is on one side of keeping away from the plane at the pinion stand body, and four sides of the one end that the pinion stand body is close to the plane all set up stop gear, the beneficial effects of the utility model are that: can make the dismouting of gear and gear seat very simple, very big make things convenient for the staff to carry out the dismouting to the gear to improve staff's work efficiency, simple structure is strong.

Description

Gear and gear seat structure for subway gear box

Technical Field

The utility model relates to a gear and gear stand technical field, concretely relates to gear, gear stand structure for subway gear box.

Background

The subway is a rapid, large-traffic and electric power traction rail transit built in cities, is usually used in a main line of the city, a gearbox transmission device is positioned between a motor and a wheel set, is an important component in a vehicle traction system, and mainly has the function of matching the high rotating speed and low torque of the motor with the low rotating speed and high torque requirements of the wheel set.

Gears in the subway gearbox are generally installed on a gear seat, after the gears are used for a period of time, teeth on the gears can be abraded, workers need to replace the gears, but the existing gears and the gear seat are complex in installation structure, the gears on the gear seat are disassembled, much time needs to be spent, and therefore the work efficiency of the workers for replacing the gears is low.

Therefore, the invention is necessary to develop a gear and gear seat structure for a subway gearbox.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a gear for subway gear box, the pinion stand structure, carry on gear and pinion stand body spacingly through the spacer pin, make and to rotate relatively between pinion stand body and the gear, install the fixed ring board on the pinion stand body through spacing subassembly, fixed ring board and pinion stand body can carry out spacingly to the gear on the axial, thereby realize installing the gear on the pinion stand body, make the dismouting of gear and pinion stand body very simple, the very big staff that has made things convenient for carries out the dismouting to the gear, thereby staff's work efficiency has been improved, moreover, the steam generator is simple in structure, gear in order to solve the subway gear box generally all installs on the pinion stand, the gear is after using one end time, the tooth on the gear can receive wearing and tearing, the staff need change the gear, but the current mounting structure of gear and pinion stand is complicated, dismantle the gear on the pinion stand and get off need spend more time, thereby lead to the staff to change the lower problem of work efficiency of gear.

In order to achieve the above object, the present invention provides the following technical solutions: a gear and gear seat structure for a subway gear box comprises a gear seat body and gears, wherein a mounting hole is formed in the center of the gear seat body in a communication mode, the gears are sleeved on the gear seat body in a sliding mode, the gear and gear seat structure further comprises planes, limiting pins and a fixed ring plate, the planes are arranged on four sides of one end of the gear seat body, the fixed ring plate is sleeved on one end, close to the planes, of the gear seat body in a sliding mode, six groups of limiting pins are arranged on one side, far away from the planes, of the gear seat body in a total sliding mode, the six groups of limiting pins are uniformly and fixedly installed on one side, far away from the planes, of the gear seat body, the six groups of limiting pins penetrate through the gears, one ends, close to the fixed ring plate, of the six groups of limiting pins are arranged in the fixed ring plate in a sliding mode, and four sides of one end, close to the planes, of the gear seat body are provided with limiting mechanisms;

stop gear includes the stopper, the stopper slides and sets up and is close to planar one at the gear seat body and serve, the equal fixed mounting of one end that the stopper is close to the mounting hole has reset assembly, reset assembly sets up at the gear seat originally internally, one side and the solid fixed ring board laminating that the stopper is close to the gear, the gear was kept away from to the stopper inclines to set up.

Preferably, the gear is evenly provided with spacing holes in a communicated manner, six sets of spacing pins penetrate through the spacing holes formed in the same position respectively, one side, close to the gear, of the fixed ring plate is evenly provided with six sets of spacing grooves, and one ends, close to the fixed ring plate, of the spacing pins are arranged in the spacing grooves formed in the same position in a sliding manner respectively.

Preferably, the outside side of pinion stand body and the inner wall laminating of gear, the side of spacer pin all laminates with the inner wall of spacing hole and spacing groove.

Preferably, the one end side that the pinion stand body is close to the fixed ring board is laminated with the inner wall of fixed ring board, the both sides of gear are respectively with the one end side that the fixed ring board was kept away from to the pinion stand body and the one end side that the fixed ring board is close to the gear laminating, the outside of fixed ring board evenly is provided with the annular groove.

Preferably, the reset assembly comprises a square sliding plate, the square sliding plate is arranged in one side, close to the fixed ring plate, of the gear seat body in a sliding mode, the square sliding plate is fixedly installed at one end, close to the installation hole, of the limiting block, and a spring is arranged on one side, far away from the limiting block, of the square sliding plate.

Preferably, one end of the gear seat body, which is close to the fixed ring plate, is uniformly provided with four groups of square sliding grooves, the square sliding plate and the spring are arranged in the square sliding grooves arranged at the same position in a sliding manner, and the side edges of the square sliding plate are attached to the inner wall of the square sliding grooves.

Preferably, both ends of the spring are respectively contacted with the inner walls of the square sliding plate and one end of the square sliding chute, which is far away from the square sliding plate, and the spring is in a compressed state.

The beneficial effects of the utility model are that: carry on gear and gear seat body spacingly through the spacer pin for can not rotate relatively between gear seat body and the gear, install the retainer plate on the gear seat body through spacing subassembly, retainer plate and gear seat body can carry out spacingly at the axial to the gear, thereby realize installing the gear on the gear seat body, make the dismouting of gear and gear seat body very simple, the very big staff that has made things convenient for carries out the dismouting to the gear, thereby staff's work efficiency has been improved, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability.

Drawings

FIG. 1 is a top view of the gear and gear seat connection provided by the present invention;

FIG. 2 isbase:Sub>A cross-sectional view of the structure of the section A-A in FIG. 1 according to the present invention;

fig. 3 is a front view of the gear provided by the present invention;

fig. 4 is a perspective view of the fixing ring plate provided by the present invention;

fig. 5 is a top view of the gear seat provided by the present invention.

In the figure: 1-gear seat body, 2-gear, 3-mounting hole, 4-limiting pin, 5-limiting hole, 6-limiting groove, 7-fixed ring plate, 8-annular groove, 9-limiting block, 10-square sliding plate, 11-spring, 12-square sliding groove and 13-plane.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to the accompanying drawings 1-5, the utility model provides a pair of a gear, pinion stand structure for subway gear box, including pinion stand body 1 and gear 2, the center intercommunication of pinion stand body 1 is provided with

mounting hole

3, 2 slip covers of gear are established on pinion stand body 1, still include plane 13, spacer pin 4 and fixed ring board 7, four sides of one end of pinion stand body 1 all are provided with plane 13, fixed ring board 7 slip cover is established at one end that pinion stand body 1 is close to plane 13, spacer pin 4 is equipped with six groups altogether, six groups the even fixed mounting of spacer pin 4 is on one side that plane 13 was kept away from to pinion stand body 1, six groups spacer pin 4 all runs through gear 2 and sets up, six groups the one end that spacer pin 4 is close to fixed ring board 7 all slides and sets up in fixed ring board 7, four sides of one end that pinion stand body 1 is close to plane 13 all set up stop gear, stop mechanism includes stopper 9, stopper 9 slides and sets up in one end that gear stand body 1 is close to plane 13, stopper 9 is close to the one end that the mounting hole 3 all fixed mounting has the subassembly that resets, reset subassembly sets up in one side of pinion stand 1 and the gear 2, and the gear 2 sets up the stopper 9, and the stopper 9 sets up the slope of one side of fixed ring board 2 that the gear is close to the gear of plane 13, and the gear set up the stopper 9.

Evenly communicate on the gear 2 and be provided with spacing hole 5, six groups spacing pin 4 runs through respectively with the spacing hole 5 that position department set up, one side that fixed ring board 7 is close to gear 2 evenly is provided with six groups spacing groove 6, six groups one end that spacing pin 4 is close to fixed ring board 7 slides respectively and sets up in the spacing groove 6 that sets up in same position department, carries on gear 2 and gear holder body 1 spacingly through spacing pin 4 to make gear 2 and gear holder body 1 unable relative rotation, the outside side of gear holder body 1 and the inner wall laminating of gear 2, the side of spacing pin 4 and the inner wall of spacing hole 5 and spacing groove 6 all laminate, gear holder body 1 is close to the one end side of fixed ring board 7 and the inner wall laminating of fixed ring board 7, the both sides of gear 2 are laminated with the one end side that gear holder body 1 kept away from fixed ring board 7 and the one end side that fixed ring board 7 is close to gear 2 respectively, the outside of fixed ring board 7 evenly is provided with annular groove 8, and the annular groove 8 that sets up is used for the increase and fixed ring board 7 is convenient for the staff's that promotes friction power and fixed ring board 7 and the removal.

The subassembly that resets includes square slide 10, square slide 10 slides and sets up in one side that gear seat body 1 is close to fixed crown plate 7, square slide 10 fixed mounting is served at one that stopper 9 is close to mounting hole 3, and square slide 10 is used for spacing stopper 9, avoids stopper 9 from gear seat body 1 to go up the roll-off, one side that square slide 10 kept away from stopper 9 is provided with spring 11, and spring 11 is used for promoting square slide 10 and stopper 9 reverse movement and resets, the one end that gear seat body 1 is close to fixed crown plate 7 evenly is provided with four groups of square spout 12, square slide 10 and spring 11 all slide the setting in the square spout 12 that sets up in same position department, the side of square slide 10 and the laminating of the inner wall of square spout 12, the one end inner wall contact that square slide 10 was kept away from respectively with square slide 10 and square spout 12 in the both ends of spring 11, spring 11 is in compression state.

The utility model discloses a use as follows: when the gear seat body 1 and the gear 2 are installed, the gear 2 is sleeved on the gear seat body 1, the six sets of limiting pins 4 respectively penetrate through the six sets of limiting holes 5, then the fixed ring plate 7 is sleeved on one end, close to the limiting blocks 9, of the gear seat body 1, the fixed ring plate 7 is pushed to one side, close to the gear 2, so that the fixed ring plate 7 is in contact with the limiting blocks 9 and downwards presses the four sets of limiting blocks 9 to move towards one end, close to the square sliding plates 10, the four sets of limiting blocks 9 move, namely the four sets of square sliding plates 10 move towards one end, close to the installation holes 3, the four sets of square sliding plates 10 move, namely the four sets of square sliding grooves 12 are further compressed, namely the four sets of limiting blocks 9 completely retract into the gear seat body 1, then one ends, close to the fixed ring plate 7, of the six sets of limiting blocks 4 respectively slide into the six sets of limiting grooves 6, when one side, close to the gear 2, of the fixed ring plate 7 is completely attached to one side, close to the fixed ring plate 7, namely one side, the gear seat body is completely attached to one side, namely the gear seat body 7, the gear seat body is attached to the gear seat body, and the gear seat body 7, namely the gear seat body is completely attached to the gear seat body, and the gear seat body 7, namely the gear seat body is attached to the gear seat body, when the gear seat body is attached to the gear seat body 7, the gear seat body 7, the gear seat body is completely attached to the gear seat body, and the gear seat body is attached to the gear seat body, and the gear seat body 7, and the gear seat body is attached to the gear seat body 7, two sets of fixed ring boards 7 are in the same place this moment, then the staff stimulates two sets of fixed ring boards 7 and gear 2 and moves to one side simultaneously, at the in-process that removes, because the one end of keeping away from square slide 10 of stopper 9 is the plane, so at the in-process that removes, four stopper 9 of group shrink to the gear wheel seat body 1 always, can appear two sets of fixed ring boards 7 and press four stopper 9 of group simultaneously promptly, the phenomenon of four stopper 9 of group is pressed simultaneously with gear 2 to fixed ring board 7 that is close to the gear 2 setting, can dismantle gear 2 and fixed ring board 7 from gear wheel seat body 1, the dismouting is simple, thereby when making the impaired needs of tooth on gear 2 change gear 2, the staff is very simple to the dismantlement of gear 2, just big improvement staff's work efficiency.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides a gear, pinion stand structure for subway gear box, includes pinion stand body (1) and gear (2), the center intercommunication of pinion stand body (1) is provided with mounting hole (3), gear (2) slip cover is established on pinion stand body (1), its characterized in that: the gear seat comprises a gear seat body (1), and is characterized by further comprising a plane (13), limiting pins (4) and a fixed ring plate (7), wherein the planes (13) are arranged on four sides of one end of the gear seat body (1), the fixed ring plate (7) is sleeved on one end, close to the plane (13), of the gear seat body (1) in a sliding mode, six groups of limiting pins (4) are arranged, the six groups of limiting pins (4) are uniformly and fixedly installed on one side, far away from the plane (13), of the gear seat body (1), the six groups of limiting pins (4) are arranged through a gear (2), one ends, close to the fixed ring plate (7), of the six groups of limiting pins (4) are arranged in the fixed ring plate (7) in a sliding mode, and limiting mechanisms are arranged on four sides of one end, close to the plane (13), of the gear seat body (1);

stop gear includes stopper (9), stopper (9) slide to set up and serve near one of plane (13) at gear seat body (1), the equal fixed mounting of one end that stopper (9) are close to mounting hole (3) has reset assembly, reset assembly sets up in gear seat body (1), one side that stopper (9) are close to gear (2) is laminated with retaining ring board (7), the lopsidedness setting of gear (2) is kept away from in stopper (9).

2. A gear, gear seat structure for a subway gearbox according to claim 1, characterized in that: evenly communicate on gear (2) and be provided with spacing hole (5), six groups spacing pin (4) run through spacing hole (5) that set up with position department respectively, one side that retaining ring board (7) are close to gear (2) evenly is provided with six sets of spacing groove (6), six groups one end that spacing pin (4) are close to retaining ring board (7) slides respectively and sets up in spacing groove (6) that set up with position department.

3. A gear and gear seat structure for a subway gearbox according to claim 1, wherein: the gear seat comprises a gear seat body (1), wherein one end side edge of the gear seat body is close to a fixed ring plate (7) and is attached to the inner wall of the fixed ring plate (7), the two sides of a gear (2) are respectively attached to one end side edge of the gear seat body (1), which is far away from the fixed ring plate (7), and one end side edge of the fixed ring plate (7), which is close to the gear (2), and an annular groove (8) is uniformly formed in the outer side of the fixed ring plate (7).

4. A gear, gear seat structure for a subway gearbox according to claim 1, characterized in that: the reset assembly comprises a square sliding plate (10), the square sliding plate (10) is arranged in one side, close to the fixed annular plate (7), of the gear seat body (1) in a sliding mode, the square sliding plate (10) is fixedly installed at one end, close to the mounting hole (3), of the limiting block (9), and a spring (11) is arranged on one side, far away from the limiting block (9), of the square sliding plate (10).

5. A gear, gear seat structure for a subway gearbox according to claim 2, characterized in that: the side edge of the outer side of the gear seat body (1) is attached to the inner wall of the gear (2), and the side edge of the limiting pin (4) is attached to the inner walls of the limiting hole (5) and the limiting groove (6).

6. A gear, gear seat structure for subway gearbox according to claim 4, characterized in that: one end of the gear seat body (1) close to the fixed ring plate (7) is uniformly provided with four groups of square sliding grooves (12), the square sliding plate (10) and the spring (11) are arranged in the square sliding grooves (12) arranged at the same position in a sliding mode, and the side edge of the square sliding plate (10) is attached to the inner wall of the square sliding grooves (12).

7. A gear, gear seat structure for subway gearbox according to claim 6, characterized in that: two ends of the spring (11) are respectively contacted with the inner walls of the square sliding plate (10) and one end, far away from the square sliding plate (10), of the square sliding groove (12), and the spring (11) is in a compressed state.