CN221097393U - Gear box for rail train - Google Patents

Abstract

The utility model discloses a gear box for a rail train, which comprises a box body, wherein an upper cover is arranged at the top of the box body, first fixing strips are fixedly connected to the left side and the right side of the box body, second fixing strips are fixedly connected to the left side and the right side of the upper cover, inserted rods which are rotationally connected with the second fixing strips are inserted in the second fixing strips, gears are fixedly connected to the top of the inserted rods, two toothed plates meshed with the gears are connected to the top of the upper cover in a sliding manner, a driving structure is arranged at the top of the upper cover, the left side and the right side of the driving structure are respectively connected with the two toothed plates, jack holes which are arranged at equal intervals are formed in the first fixing strips, the inner walls of the jack holes are in contact with the inserted rods, and square blocks are fixedly connected to the bottom ends of the inserted rods. According to the utility model, when the gearbox is disassembled and assembled, the disassembly and assembly efficiency is effectively improved, and the difficulty of a user in maintaining the gearbox is reduced.

Description

Gear box for rail train

Technical Field

The utility model relates to the technical field of gearboxes, in particular to a gearbox for a rail train.

Background

The motor car and the full-scale power vehicle refer to vehicles with power devices in a rail transit system, and comprise two major types of locomotives and power carriages. The motor vehicle is equipped with driving wheels, and the corresponding non-driving vehicle is a trailer. In order for the train to normally run on the track, a motor car is required to provide enough traction force for the whole train, but the motor car can be used without a power-free trailer, and the motor car needs to be switched to a continuous speed in the running process by using a gear box to run in the running direction.

The invention discloses a transmission gear box assembly for a train of a motor train unit, which comprises a box body, an upper cover, a pin fixing mechanism, a sealing mechanism, a circulating mechanism, a speed increasing mechanism and a filtering mechanism, wherein the transmission gear box assembly is provided with a plurality of pin fixing mechanisms; through setting up of solid round pin mechanism, the gear box of dismantling that can be quick, thereby make things convenient for its replacement spare part, work efficiency has been improved, setting through sealing mechanism, make the box completely isolated with the external world, avoid debris such as external dust to influence its work, setting through circulation mechanism, can be with lubricating oil at the gear box inner loop, make every spare part can both obtain lubrication, thereby improve the life of gear, setting through speed increasing mechanism, can promote the rotational speed to a centrifugal rotational speed that is convenient for use, convenience subsequent process is used, through filtering mechanism's setting, can be with the metal piece that gear engagement produced and impurity in the lubricating oil are rejected, avoid causing the damage to inside gear, further improve its life.

Although the gear box can be quickly disassembled, so that parts can be conveniently replaced, and the working efficiency is improved, when the gear box is disassembled, the pin fixing mechanisms are required to be rotated one by one for unlocking, and the gear box for the rail train is required because the pin fixing mechanisms are arranged in a plurality of ways and are very troublesome in the rotating process of a user.

Disclosure of utility model

In view of the problems in the prior art, it is an object of the present utility model to provide a gearbox for a rail train.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a gear box for rail train, includes the box, the top of box is provided with the upper cover, the equal fixedly connected with fixed strip of the left and right sides of box is first, the equal fixedly connected with fixed strip of the left and right sides of upper cover is second, two all alternate on the fixed strip is second to have the inserted bar rather than rotating and being connected, the top fixedly connected with gear of inserted bar, the top sliding connection of upper cover has two pinion racks with gear engaged with, the top of upper cover is provided with driving structure, driving structure's left and right sides is connected with two pinion racks respectively, two all seted up the jack that the equidistance was arranged on the fixed strip is first, the inner wall of jack contacts with the inserted bar, the bottom fixedly connected with square of inserted bar, the spout with square looks adaptation is seted up to the inner wall of jack, two the equal fixedly connected with trapezoidal piece of the bottom of fixed strip is first, the top fixedly connected with sealing washer of box.

As a further description of the above technical solution:

The driving structure comprises two fixing rods, the bottoms of the two fixing rods are fixedly connected with the upper cover, a screw rod which is rotationally connected with the fixing rods is inserted into the front fixing rods, one end of the back face of the screw rod is rotationally connected with the fixing rods on the back face of the screw rod, a sliding block which is in threaded connection with the screw rod is sleeved on the screw rod, and the left side and the right side of the sliding block are respectively fixedly connected with two toothed plates.

As a further description of the above technical solution:

The front one end fixedly connected with handle of lead screw, the anti-skidding line has been seted up on the surface of handle.

As a further description of the above technical solution:

the top fixedly connected with sealing ring of box, the seal groove with sealing ring looks adaptation has been seted up to the bottom of upper cover.

As a further description of the above technical solution:

The bottom of box inlays and is equipped with the oil delivery pipe, the both ends of oil delivery pipe all are linked together with the box, install the water pump on the oil delivery pipe.

As a further description of the above technical solution:

The oil delivery pipe is inserted with a mounting block in threaded connection with the oil delivery pipe, and the front surface of the mounting block is fixedly connected with uniformly distributed magnet rods.

Compared with the prior art, the utility model has the advantages that:

This scheme is when dismantling the installation to this gear box, and very convenient and fast, effectual promotion dismouting efficiency reduces the degree of difficulty that the user maintained the gear box, improves the practicality of device.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the position of a trapezoidal block according to the present utility model;

FIG. 3 is a diagram showing the positional relationship between an oil delivery pipe and a tank body in the present utility model;

FIG. 4 is a cross-sectional view of the present utility model;

Fig. 5 is a diagram showing the positional relationship between the installation block and the oil delivery pipe in the present utility model.

The reference numerals in the figures illustrate:

1. A case; 2. an upper cover; 3. a first fixing strip; 4. a second fixing strip; 5. a rod; 6. a gear; 7. a toothed plate; 8. a driving structure; 801. a fixed rod; 802. a screw rod; 803. a slide block; 9. a jack; 10. a square block; 11. a chute; 12. a trapezoid block; 13. a seal ring; 14. a handle; 15. a seal ring; 16. sealing grooves; 17. an oil delivery pipe; 18. a water pump; 19. a mounting block; 20. a magnet rod.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;

Referring to fig. 1 to 5, in the present utility model: the gearbox for the rail train comprises a box body 1, wherein an upper cover 2 is arranged at the top of the box body 1, fixing strips I3 are fixedly connected to the left side and the right side of the box body 1, fixing strips II 4 are fixedly connected to the left side and the right side of the upper cover 2, inserting rods 5 which are rotatably connected with the fixing strips II are inserted into the fixing strips II, gears 6 are fixedly connected to the top of the inserting rods 5, two toothed plates 7 meshed with the gears 6 are slidably connected to the top of the upper cover 2, a driving structure 8 is arranged at the top of the upper cover 2, the left side and the right side of the driving structure 8 are respectively connected with the two toothed plates 7, inserting holes 9 which are arranged at equal distances are formed in the fixing strips I3, the inner wall of each inserting hole 9 is in contact with the inserting rods 5, square blocks 10 are fixedly connected to the bottom ends of the inserting rods 5, sliding grooves 11 which are matched with the square blocks 10 are formed in the inner walls, trapezoid blocks 12 which are arranged at equal distances are fixedly connected to the bottoms of the two fixing strips I3, and sealing rings 13 are fixedly connected to the top of the box body 1; the driving structure 8 comprises two fixing rods 801, the bottoms of the two fixing rods 801 are fixedly connected with the upper cover 2, a screw rod 802 which is rotationally connected with the front fixing rods 801 is inserted in the front fixing rods 801, one end of the back of the screw rod 802 is rotationally connected with the fixing rods 801 on the back, a sliding block 803 which is in threaded connection with the screw rod 802 is sleeved on the screw rod 802, and the left side and the right side of the sliding block 803 are respectively fixedly connected with the two toothed plates 7.

In the utility model, when the gearbox is used, the driving of the two toothed plates 7 can be realized by rotating the screw rod 802, and as the screw rod 802 is in threaded connection with the sliding block 803, the sliding block 803 is driven to slide along the top of the upper cover 2 after the screw rod 802 rotates, the sliding block 803 is fixedly connected with the toothed plates 7, the driving of the two toothed plates 7 is further realized, the toothed plates 7 are meshed with the gears 6, the gears 6 are driven to rotate after the toothed plates 7 move, the inserting rod 5 is driven to rotate on the inner wall of the jack 9 in the process of rotating the gears 6, the inserting rod 5 is driven to move the square 10 to the trapezoidal block 12 when the inserting rod 5 rotates, the square 10 can slide along the inclined plane of the trapezoidal block 12, in the process, the square 10 can drive the upper cover 2 to cling to the box body 1 through the inserting rod 5 until the square 10 slides to the plane at the bottom of the trapezoidal block 12, and at the moment, the box body 1 is clung to the upper cover 2, the connection and the sealing of the box body 1 and the upper cover 2 are realized, and the installation of the gearbox is completed;

When the gearbox is disassembled and maintained, a user reversely rotates the screw rod 802, at the moment, the inserted link 5 reversely rotates to drive the square block 10 to slide down from the trapezoid block 12 until the square block 10 slides to be aligned with the sliding groove 11, the upper cover 2 can be unlocked, then the upper cover 2 is pulled up, the inserted link 5 and the square block 10 slide on the inner walls of the jack 9 and the sliding groove 11 respectively, and the inserted link 5 and the square block 10 can be taken down from the gearbox 1 to complete the disassembly of the gearbox.

Please refer to fig. 2, wherein: a handle 14 is fixedly connected to one end of the front face of the screw rod 802, and anti-skidding patterns are formed on the surface of the handle 14.

In the utility model, the handle 14 is arranged to facilitate the user to rotate the screw rod 802, thereby improving the practicability of the device.

Please refer to fig. 4, wherein: the top fixedly connected with sealing ring 15 of box 1, the seal groove 16 with sealing ring 15 looks adaptation has been seted up to the bottom of upper cover 2.

In the utility model, the sealing effect between the box body 1 and the upper cover 2 can be improved through the cooperation of the sealing ring 15 and the sealing groove 16, so that the practicability of the device is improved.

Please refer to fig. 3 and 4, wherein: the bottom of the tank body 1 is embedded with an oil delivery pipe 17, two ends of the oil delivery pipe 17 are communicated with the tank body 1, and a water pump 18 is arranged on the oil delivery pipe 17.

In the utility model, when in daily use, a user can start the water pump 18 to pump out the lubricating oil at the bottom of the gear box and inject the lubricating oil from the top of the gear box through the oil delivery pipe 17, so that the lubricating oil flows, the use effect and the service life of the lubricating oil are improved, and the practicability of the device is further improved.

Please refer to fig. 3 and 5, wherein: the oil delivery pipe 17 is inserted with a mounting block 19 in threaded connection with the oil delivery pipe, and the front surface of the mounting block 19 is fixedly connected with uniformly distributed magnet rods 20.

In the utility model, the magnet rod 20 has a certain magnetic force and is positioned in the oil delivery pipe 17, and the magnet rod 20 can magnetically absorb fragments of the driving wheel in the lubricating oil in the process of the lubricating oil passing through the magnet rod 20, so that the effect of filtering the lubricating oil is realized, the use effect and the service life of the lubricating oil are further improved, and the practicability of the device is further improved.

The above is only a preferred embodiment of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (6)

1. Gearbox for a rail train, comprising a box body (1), characterized in that: the top of box (1) is provided with upper cover (2), the equal fixedly connected with fixed strip one (3) in the left and right sides of box (1), the equal fixedly connected with fixed strip two (4) in the left and right sides of upper cover (2), two all alternate on fixed strip two (4) have inserted bar (5) rather than rotating to be connected, the top fixedly connected with gear (6) of inserted bar (5), the top sliding connection of upper cover (2) has two pinion racks (7) with gear (6) engaged with, the top of upper cover (2) is provided with driving structure (8), the left and right sides of driving structure (8) is connected with two pinion racks (7) respectively, two jack (9) that the equidistance was arranged are all seted up on fixed strip one (3), the inner wall and the inserted bar (5) of jack (9) contact, bottom fixedly connected with square (10) of inserted bar (5), the inner wall of jack (9) is seted up with square (10) with trapezoidal piece (11) with the bottom of two fixed connection of box (13) equal fixedly connected with sealing washer (13).

2. A gearbox for a rail train according to claim 1, wherein: the driving structure (8) comprises two fixing rods (801), the bottoms of the two fixing rods (801) are fixedly connected with an upper cover (2), a screw rod (802) which is rotationally connected with the fixing rods (801) is inserted into the fixing rods (801), one end of the back of the screw rod (802) is rotationally connected with the fixing rods (801) on the back, a sliding block (803) which is in threaded connection with the screw rod (802) is sleeved on the screw rod (802), and the left side and the right side of the sliding block (803) are respectively fixedly connected with two toothed plates (7).

3. A gearbox for a rail train according to claim 2, wherein: the front end of the screw rod (802) is fixedly connected with a handle (14), and anti-skidding lines are formed in the surface of the handle (14).

4. A gearbox for a rail train according to claim 1, wherein: the top fixedly connected with sealing ring (15) of box (1), sealing groove (16) with sealing ring (15) looks adaptation have been seted up to the bottom of upper cover (2).

5. A gearbox for a rail train according to claim 1, wherein: the bottom of box (1) is inlayed and is equipped with defeated oil pipe (17), the both ends of defeated oil pipe (17) all are linked together with box (1), install water pump (18) on defeated oil pipe (17).

6. A gearbox for a rail train according to claim 5, wherein: the oil delivery pipe (17) is inserted with a mounting block (19) in threaded connection with the oil delivery pipe, and the front surface of the mounting block (19) is fixedly connected with uniformly distributed magnet rods (20).