CN215806177U

CN215806177U - Gear box exhaust structure

Info

Publication number: CN215806177U
Application number: CN202121866050.XU
Authority: CN
Inventors: 赵海飞
Original assignee: Anhui Meifu Intelligent Control Technology Co Ltd
Current assignee: Anhui Meifu Intelligent Control Technology Co Ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-11
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a gear box exhaust structure which comprises a gear box and an external thread cylinder, wherein an exhaust hole is formed in the gear box, a fixing ring is arranged in the external thread cylinder, the outer wall of the fixing ring is fixedly connected with the inner wall of the external thread cylinder, a tension spring is fixedly arranged at one end of the fixing ring, a second conical ring is fixedly arranged at one end, away from the fixing ring, of the tension spring, a third conical ring is fixedly arranged at the other end of the fixing ring, the third conical ring is communicated with the fixing ring, and a nut assembly is arranged at one end, away from the exhaust hole, of the external thread cylinder. The utility model is not only simple in operation, but also convenient in flow regulation operation, and is beneficial to popularization.

Description

Gear box exhaust structure

Technical Field

The utility model relates to the technical field of gear boxes, in particular to an exhaust structure of a gear box.

Background

The design of the gearbox body is carried out according to the requirements of layout arrangement, processing and assembly conditions, convenience in inspection and maintenance and the like of the power transmission of the wind turbine generator. With the continuous rapid development of the gear box industry, more and more industries and different enterprises use the gear box, and more enterprises develop in the gear box industry.

The gear transmission can work only by means of the power of a motor, and the gear needs lubricating oil for lubrication when working. Lubricating oil can become thin and vaporized in long-term operation, the air pressure in the gear box body is overlarge after vaporization, the thin lubricating oil can flow out of the gear box from a gap of a connecting installation surface, and the phenomenon is generally called oil leakage. In order to solve the problem that the air pressure in the gear box shell is too high after the lubricating oil is vaporized, the gear box exhaust structure is designed to be very important.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gearbox exhaust structure to solve the technical problem.

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

the utility model provides a gear box exhaust structure, includes gear box, an external screw thread section of thick bamboo, the exhaust hole has been seted up on the gear box, be provided with solid fixed ring in the external screw thread section of thick bamboo, gu fixed ring's outer wall and the inner wall rigid coupling of an external screw thread section of thick bamboo, gu fixed ring's one end has set firmly tension spring, tension spring keeps away from solid fixed ring and serves to have set firmly second conical ring, gu fixed ring's the other end has set firmly third conical ring, third conical ring and solid fixed ring intercommunication, one of the exhaust hole is kept away from to an external screw thread section of thick bamboo serves and is provided with nut assembly.

Preferably, a first conical ring is concentrically and fixedly arranged in the exhaust hole, a sliding ring is fixedly arranged at one end, away from the tension spring, of the second conical ring, the sliding ring is communicated with the second conical ring, the outer wall of the external thread cylinder is in threaded connection with the inner wall of the exhaust hole, and the inner wall of the external thread cylinder slides in contact with the first conical ring.

Preferably, the sliding ring is sleeved on the first conical ring, and the inner wall of the second conical ring is in contact fit with the outer wall of the first conical ring.

Preferably, an aperture is formed in the top surface port of the external thread cylinder, and the aperture is an internal hexagonal aperture.

Preferably, the nut component includes waterproof cap, evenly set firmly three set squares, every in the waterproof cap the set square all sets up with the arc, three the set square is whole to be a toper section of thick bamboo shape, internal thread tooth has set firmly on the inner wall of waterproof cap, internal thread tooth is the heliciform, waterproof cap cover is established on an external screw thread section of thick bamboo, the outer wall and the internal thread tooth threaded connection of an external screw thread section of thick bamboo.

Preferably, the top surface of the waterproof cap is uniformly provided with a plurality of micro holes, the micro holes are uniformly distributed on the top surface of the waterproof cap, and the micro holes are annularly distributed.

Preferably, the waterproof cap is made of waterproof materials.

The utility model has the beneficial effects that:

1. according to the utility model, the waterproof cap is rotated to drive the inner thread teeth to rotate along the threads of the external thread cylinder, so that three triangular plates are driven to enter the third conical ring, and the third conical ring is conical, so that the space between the three triangular plates can be effectively changed, the size of air flow can be changed, the air flow is discharged through the micro hole, and good flow regulation operation can be realized;

2. according to the utility model, the inner hexagonal aperture is formed in the top surface port of the external thread cylinder, and the arrangement of the inner hexagonal aperture can facilitate the rapid mounting and dismounting operation of the external thread cylinder and the exhaust hole through a wrench;

3. when the external thread cylinder is rotated to be in threaded connection with the exhaust hole, the sliding ring is sleeved on the first conical ring, the second conical ring is driven to abut against the first conical ring, and meanwhile, under the cooperation of the tension spring, the tension abutting operation is convenient to perform.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic left side view of the present invention;

FIG. 3 is a schematic structural view of the external threaded barrel and the waterproof cap of the present invention;

FIG. 4 is a schematic view of the structure of the waterproof cap of the present invention;

FIG. 5 is a schematic front view of the waterproof cap of the present invention;

FIG. 6 is a three-dimensional schematic view of an externally threaded barrel of the present invention;

FIG. 7 is a schematic view of the configuration of the top port of the externally threaded cartridge of the present invention;

reference numerals: 1. a gear case; 2. an exhaust hole; 3. an externally threaded barrel; 4. a waterproof cap; 5. a first conical ring; 6. a fixing ring; 7. a tension spring; 8. a second tapered ring; 9. a slip ring; 10. a third tapered ring; 11. inner thread teeth; 12. a set square; 13. a micro-hole; 14. the inner hexagonal aperture.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood, the utility model is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the utility model, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Examples

As shown in fig. 1-7, an exhaust structure of a gear box comprises a gear box 1 and an external thread cylinder 3, wherein an exhaust hole 2 is formed in the gear box 1, a fixing ring 6 is arranged in the external thread cylinder 3, the outer wall of the fixing ring 6 is fixedly connected with the inner wall of the external thread cylinder 3, one end of the fixing ring 6 is fixedly provided with a tension spring 7, one end of the tension spring 7, which is far away from the fixing ring 6, is fixedly provided with a second taper ring 8, a first taper ring 5 is concentrically and fixedly arranged in the exhaust hole 2, one end of the second taper ring 8, which is far away from the tension spring 7, is fixedly provided with a sliding ring 9, the sliding ring 9 is communicated with the second taper ring 8, the outer wall of the external thread cylinder 3 is in threaded connection with the inner wall of the exhaust hole 2, and the inner wall of the external thread cylinder 3 slides in contact with the first taper ring 5. The sliding ring 9 is sleeved on the first conical ring 5, and the inner wall of the second conical ring 8 is in contact fit with the outer wall of the first conical ring 5. The other end of the fixed ring 6 is fixedly provided with a third conical ring 10, the third conical ring 10 is communicated with the fixed ring 6, and one end of the external thread cylinder 3, which is far away from the exhaust hole 2, is provided with a nut component.

An aperture is arranged in the top surface port of the external thread cylinder 3 and is an internal hexagonal aperture 14. The arrangement of the inner hexagonal aperture 14 can facilitate the connection operation of the external thread cylinder 3 and the exhaust hole 2 through a wrench.

The nut component comprises a waterproof cap 4, three set squares 12 are uniformly and fixedly arranged in the waterproof cap 4, each set square 12 is arranged with an arc, the three set squares 12 are integrally in a conical cylinder shape, an internal thread tooth 11 is fixedly arranged on the inner wall of the waterproof cap 4, the internal thread tooth 11 is in a spiral shape, the waterproof cap 4 is sleeved on an external thread cylinder 3, and the outer wall of the external thread cylinder 3 is in threaded connection with the internal thread tooth 11. The top surface of waterproof cap 4 has evenly seted up a plurality of miniature hole 13, and a plurality of miniature hole 13 all evenly distributed is on the top surface of waterproof cap 4, and a plurality of miniature hole 13 is the annular shape and arranges. The waterproof cap 4 is made of waterproof material.

The working principle is as follows: the external thread cylinder 3 is inserted into the inner hexagonal aperture 14 through a wrench, and is aligned with the exhaust hole 2, the outer wall of the external thread cylinder 3 is driven to rotate in a threaded manner along the inner wall of the exhaust hole 2 by rotating the inner hexagonal aperture 14, so that the external thread cylinder 3 is driven to descend along the exhaust hole 2, the sliding ring 9 is driven to be sleeved on the first conical ring 5, the second conical ring 8 is driven to be sleeved on the first conical ring 5, and under the matched arrangement of the tension spring 7, the second conical ring 8 is convenient to abut against the first conical ring 5, so that the tension abutting operation is convenient;

when the air exhaust adjustment is needed, the waterproof cap 4 is sleeved on the external thread cylinder 3, the waterproof cap 4 is rotated to drive the internal thread teeth 11 on the inner wall of the waterproof cap 4 to rotate along the outer wall of the external thread cylinder 3 in a threaded manner, so that the three triangular plates 12 are driven to enter the third conical ring 10, under the rotation of the threads, the gap distance between the three triangular plates 12 can be effectively changed under the matching of the third conical ring 10, the size of air flow can be changed (the triangular plates 12 have certain ductility and flexibility), and the air flow is discharged through the micro hole 13, and when the three triangular plates 12 are completely inserted into the third conical ring 10, the closing operation can be realized.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a gear box exhaust structure, includes gear box (1), an external screw thread section of thick bamboo (3), its characterized in that: exhaust hole (2) has been seted up on gear box (1), be provided with solid fixed ring (6) in external screw thread section of thick bamboo (3), the outer wall of solid fixed ring (6) and the inner wall rigid coupling of external screw thread section of thick bamboo (3), the one end of solid fixed ring (6) has set firmly tension spring (7), tension spring (7) are kept away from one of solid fixed ring (6) and are served and set firmly second taper ring (8), the other end of solid fixed ring (6) has set firmly third taper ring (10), third taper ring (10) and solid fixed ring (6) intercommunication, the one of exhaust hole (2) is kept away from in external screw thread section of thick bamboo (3) is served and is provided with nut assembly.

2. A gearbox exhaust structure according to claim 1, wherein: exhaust hole (2) are interior to concentric first toper ring (5) that has set firmly, second toper ring (8) are kept away from tension spring (7) and are served and set firmly slip ring (9), slip ring (9) and second toper ring (8) intercommunication, the outer wall of an external screw thread section of thick bamboo (3) and the inner wall threaded connection in exhaust hole (2), the inner wall and the sliding of first toper ring (5) contact of an external screw thread section of thick bamboo (3).

3. A gearbox exhaust structure according to claim 2, wherein: the sliding ring (9) is sleeved on the first conical ring (5), and the inner wall of the second conical ring (8) is in contact fit with the outer wall of the first conical ring (5).

4. A gearbox exhaust structure according to claim 1, wherein: an aperture is formed in the top surface port of the external thread cylinder (3), and the aperture is an internal hexagonal aperture (14).

5. A gearbox exhaust structure according to claim 1, wherein: the nut component comprises a waterproof cap (4), three set squares (12) are uniformly and fixedly arranged in the waterproof cap (4), each set square (12) is arranged in a shape of a cone-shaped cylinder, three set squares (12) are integrally arranged in the shape of a cone-shaped cylinder, internal thread teeth (11) are fixedly arranged on the inner wall of the waterproof cap (4), the internal thread teeth (11) are in a spiral shape, the waterproof cap (4) is sleeved on an external thread cylinder (3), and the outer wall of the external thread cylinder (3) is in threaded connection with the internal thread teeth (11).

6. A gearbox exhaust structure according to claim 5, wherein: the top surface of the waterproof cap (4) is uniformly provided with a plurality of micro holes (13), the micro holes (13) are uniformly distributed on the top surface of the waterproof cap (4), and the micro holes (13) are annularly arranged.

7. A gearbox exhaust structure according to claim 6, wherein: the waterproof cap (4) is made of waterproof materials.