CN214945859U

CN214945859U - Locking dish convenient to dismantle and maintain

Info

Publication number: CN214945859U
Application number: CN202120497766.0U
Authority: CN
Inventors: 李振; 闫燕; 白坤; 鲜继红; 武斌斌; 黎亮
Original assignee: Luoyang Pneumatic Tool Co ltd
Current assignee: Luoyang Pneumatic Tool Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-11-30
Anticipated expiration: 2031-03-09

Abstract

A locking disc convenient to disassemble and maintain relates to the technical field of wind power generation equipment comprises an outer ring, an inner ring and a connecting disc, wherein the outer edge of the inner ring is of a conical structure, and a central hole of the outer ring is a conical hole correspondingly matched with the conical outer edge of the inner ring; the large end of the inner ring is provided with an annular connecting disc, a plurality of mounting holes are formed in the connecting disc at intervals corresponding to the outer side of the inner ring, locking screws correspondingly and fixedly connected with the outer ring are mounted in the mounting holes, and the large end face of the inner ring is correspondingly abutted against the connecting disc; an oil injection channel communicated with the outside is arranged at the position of the joint surface of the outer ring and the inner ring; the utility model discloses simple structure, easily assembly, manufacturing cost is lower, compares with traditional locking dish structure, and the inner ring can directly utilize the pipe to carry out contour machining, very big improvement machining efficiency, improved material utilization ratio simultaneously, can effectively reduce the processing cost.

Description

Locking dish convenient to dismantle and maintain

Technical Field

The utility model belongs to the technical field of wind power generation equipment technique and specifically relates to a locking dish convenient to dismantle and maintain is related to.

Background

Known, with the gradual clamp of resource shortage, wind power generation is more and more emphasized by people, and wind power generation equipment also rises rapidly, wherein a locking disc is an important component of a transmission system of a wind power generator set, also called as a wind power contraction disc, and can enable a main shaft and a corresponding shaft sleeve of a wind power generator to be correspondingly locked; the locking disc mainly comprises an inner ring, an outer ring and bolts, wherein a step and an inner conical surface are formed in an inner hole of the outer ring of the traditional locking disc, and threaded holes are uniformly distributed in the step; the outer circle of the inner ring is provided with a flange and an outer conical surface, and the flange is provided with screw through holes with the same number as the threaded holes on the outer ring step; the flange and the outer conical surface of the inner ring are matched and assembled with the step and the inner conical surface of the outer ring together, and the locking disc is locked through a fastening bolt; due to the characteristics of the structural shape of the inner ring, the structure of the inner ring is only about 20% of the total amount of the blank, the waste of steel is huge, the processing consumable material accounts for a high ratio, and the processing time is long; in addition, the traditional locking disc is limited to the structural influence, so that the installation and disassembly processes are complex, time and labor are consumed, and the phenomenon is a problem to be solved urgently by a technical staff in the field;

the prior patent discloses a wind-powered electricity generation locking dish inner ring tang clamping component device, the inner ring tip of this patent sets up the inner ring flange, sets up the tang joint between inner ring flange and the inner ring, though this patent inner ring and inner ring flange can be processed respectively, practice thrift steel, but this patent need pass through inner ring tang card key connection with inner ring and inner ring flange and just can use as an organic whole, and assembly process is complicated, and it is inconvenient to use.

Disclosure of Invention

In order to overcome not enough among the background art, the utility model discloses a locking dish convenient to dismantle and maintain.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a locking disc convenient to disassemble and maintain comprises an outer ring, an inner ring and a connecting disc, wherein the outer edge of the inner ring is of a conical structure, and a central hole of the outer ring is a conical hole correspondingly matched with the conical outer edge of the inner ring; the large end of the inner ring is provided with an annular connecting disc, a plurality of mounting holes are formed in the connecting disc at intervals corresponding to the outer side of the inner ring, locking screws correspondingly and fixedly connected with the outer ring are mounted in the mounting holes, and the large end face of the inner ring is correspondingly abutted against the connecting disc; and an oil injection channel communicated with the outside is arranged at the position of the joint surface of the outer ring and the inner ring.

Preferably, the end face of the big end of the inner ring is provided with an oil hole I communicated with the joint surface of the inner ring and the outer ring, and a through hole is formed in the position, corresponding to the oil hole I, of the connecting disc.

Preferably, the position of the outer edge of the inner ring, which corresponds to the oil injection hole I, is provided with a ring groove I.

Preferably, the end face of the large-aperture end of the outer ring is provided with an oil filling hole II communicated with the joint surface of the inner ring and the outer ring.

Preferably, the outer edge of the outer ring is provided with an oil hole II communicated with the joint surface of the inner ring and the outer ring.

Preferably, a ring groove II is formed in the position, corresponding to the oil injection hole II, of the inner edge of the outer ring.

Preferably, oil filler point I and oil filler point II are a plurality of, and the equipartition sets up.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

the utility model discloses a locking dish convenient to dismantle and maintain, simple structure, easily assembly, manufacturing cost is lower, compares with traditional locking dish structure, and the inner ring can directly utilize the pipe to carry out the shaping processing, very big improvement machining efficiency, improved material utilization simultaneously, can effectively reduce the processing cost, and the big aperture end of outer loop centre bore need not to process the heavy groove, under the prerequisite that provides equal transmission torque, can reduce the external diameter size of outer loop, saves material, lightens weight;

in addition, the big end face of the inner ring is provided with an oil filling hole I communicated with the junction surface of the inner ring and the outer ring, or the big diameter end face of the outer ring or the outer edge of the outer ring is provided with an oil filling hole II communicated with the junction surface of the inner ring and the outer ring.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

fig. 3 is a third schematic structural diagram of the utility model;

FIG. 4 is a schematic structural view of an inner ring;

FIG. 5 is a first structural view of the outer ring;

FIG. 6 is a second structural view of the outer ring;

fig. 7 is a schematic structural view of a conventional locking disk.

In the figure: 1. an outer ring; 2. an inner ring; 3. a connecting disc; 4. locking the screw; 5. an oil filling hole I; 6. and an oil filling hole II.

Detailed Description

The present invention will be explained in detail by the following embodiments, and it is to be understood that the present invention is intended to protect all technical improvements within the scope of the present invention, and in the description of the present invention, it is to be understood that if there are the terms "upper", "lower", "front", "rear", "left", "right", etc. indicating the orientation or positional relationship, it is only corresponding to the drawings of the present application, and for the convenience of description of the present invention, it is not intended to indicate or imply that the device or element referred to must have a specific orientation.

With reference to the attached drawings 1-7, the locking disc convenient to disassemble and maintain comprises an outer ring 1, an inner ring 2 and a connecting disc 3, wherein the outer edge of the inner ring 2 is of a conical structure, the central hole of the outer ring 1 is a conical hole correspondingly matched with the conical outer edge of the inner ring 2, and compared with the traditional locking disc structure, the inner ring 2 can be directly formed and processed by using a circular tube, so that the processing efficiency is greatly improved, the material utilization rate is improved, the processing cost can be effectively reduced, and a large-aperture end of the central hole of the outer ring 1 does not need to be provided with a sink groove, so that the outer diameter of the outer ring 1 can be reduced on the premise of providing the same transmission torque, the material is saved, and the weight is reduced; the large end of the inner ring 2 is provided with an annular connecting disc 3, the connecting disc 3 is provided with a plurality of mounting holes corresponding to the outer side of the inner ring 2 in a spaced manner, the mounting holes are internally provided with locking screws 4 correspondingly and fixedly connected with the outer ring 1, and the large end face of the inner ring 2 can be correspondingly abutted against the connecting disc 3, namely the outer ring 1, the inner ring 2 and the connecting disc 3 can be sequentially and coaxially sleeved on the sleeve body of the shaft sleeve body in use, the locking screws 4 are screwed to enable the outer ring 1 and the inner ring 2 to generate relative axial displacement, so that the outer ring 1 enters the conical hole of the inner ring 2, the axial tension force applied to the outer ring 1 by the locking screws 4 can be converted into the radial tension force applied to the inner ring 2 by the outer ring 1, and further the inner ring 2 generates corresponding reducing deformation, so as to achieve the purpose of locking the shaft sleeve body and the main shaft body; an oil injection channel communicated with the outside is arranged at the position of the joint surface of the outer ring 1 and the inner ring 2, namely, when in maintenance, if the outer ring 1 and the inner ring 2 are not separated after the locking screw 4 is disassembled, high-pressure oil or high-pressure grease can be injected into the joint surface of the inner ring 2 and the outer ring 1 through the oil injection channel until the inner ring 2 and the outer ring 1 generate axial relative displacement, so that the outer ring 1 and the inner ring 2 can be correspondingly separated, the operation of maintenance is convenient, and the working efficiency of maintenance can be effectively improved;

the first embodiment is as follows:

an oil filling hole I5 communicated with a joint surface of the inner ring 2 and the outer ring 1 is formed in the end face of the large end of the inner ring 2, and a through hole is formed in the position, corresponding to the oil filling hole I5, of the connecting disc 3, namely when the locking screw 4 is disassembled and the outer ring 1 and the inner ring 2 are not separated, high-pressure oil or high-pressure grease can be injected into the joint surface of the inner ring 2 and the outer ring 1 through the oil filling hole I5 until the inner ring 2 and the outer ring 1 generate axial relative displacement, so that the outer ring 1 and the inner ring 2 can be separated correspondingly, the maintenance operation is facilitated, and the working efficiency of maintenance can be effectively improved; according to the requirement, the oil injection holes I5 are uniformly distributed, so that the pressure can be uniformly applied to the joint surface of the inner ring 2 and the outer ring 1, and the inner ring 2 and the outer ring 1 are prevented from being accidentally clamped; the position that 2 outer fringe of inner ring corresponds oil filler point I5 is equipped with annular I, when pouring into high-pressure oil or high-pressure grease into the faying face of inner ring 2 and outer loop 1 promptly, high-pressure oil or high-pressure grease can get into annular I, can increase the lifting surface area on the one hand, make outer loop 1 and inner ring 2 throw off more easily, and on the other hand can guarantee that the atress is even, makes outer loop 1 and inner ring 2 keep coaxial, avoids unexpected card to die.

Example two:

an oil injection hole II 6 communicated with a joint surface of the inner ring 2 and the outer ring 1 is formed in the end face of the large aperture end of the outer ring 1 or the outer edge of the outer ring 1, namely, when maintenance is carried out, if the outer ring 1 and the inner ring 2 are not separated after the locking screw 4 is disassembled, high-pressure oil or high-pressure grease can be injected into the joint surface of the inner ring 2 and the outer ring 1 through the oil injection hole II 6 until the inner ring 2 and the outer ring 1 generate axial relative displacement, the outer ring 1 and the inner ring 2 can be correspondingly separated, the maintenance operation is convenient, and the working efficiency of maintenance can be effectively improved; according to the requirement, the oil injection holes II 6 are uniformly distributed, so that the pressure can be uniformly applied to the joint surface of the inner ring 2 and the outer ring 1, and the inner ring 2 and the outer ring 1 are prevented from being accidentally clamped; the inner edge of the outer ring 1 is provided with a ring groove II corresponding to the oil injection hole II 6, namely when high-pressure oil or high-pressure grease is injected into the joint surface of the inner ring 2 and the outer ring 1, the high-pressure oil or the high-pressure grease can enter the ring groove II, so that the stress area can be increased, the outer ring 1 and the inner ring 2 can be separated easily, the stress uniformity can be ensured, the outer ring 1 and the inner ring 2 can be kept coaxial, and accidental blocking is avoided.

The part of the utility model not detailed is prior art.

Claims

1. A locking disc convenient to disassemble and maintain comprises an outer ring (1), an inner ring (2) and a connecting disc (3), wherein the outer edge of the inner ring (2) is of a conical structure, and a central hole of the outer ring (1) is a conical hole correspondingly matched with the conical outer edge of the inner ring (2); an annular connecting disc (3) is installed at the large end of the inner ring (2), a plurality of mounting holes are formed in the connecting disc (3) at intervals corresponding to the outer side of the inner ring (2), locking screws (4) which are correspondingly and fixedly connected with the outer ring (1) are installed in the mounting holes, and the large end face of the inner ring (2) is correspondingly abutted against the connecting disc (3); and an oil filling channel communicated with the outside is arranged at the position of the joint surface of the outer ring (1) and the inner ring (2).

2. The locking disk for facilitating disassembly and maintenance of claim 1, wherein: the big end face of inner ring (2) is equipped with oil filler point I (5) that lead to inner ring (2) and outer loop (1) faying face, and connection pad (3) correspond the position of oil filler point I (5) and are equipped with the through-hole.

3. The locking disk for facilitating disassembly and maintenance of claim 2, wherein: and an annular groove I is formed in the position, corresponding to the oil injection hole I (5), of the outer edge of the inner ring (2).

4. The locking disk for facilitating disassembly and maintenance of claim 1, wherein: and an oil filling hole II (6) communicated with the joint surface of the inner ring (2) and the outer ring (1) is formed in the end face of the large-aperture end of the outer ring (1).

5. The locking disk for facilitating disassembly and maintenance of claim 1, wherein: and an oil filling hole II (6) communicated with the joint surface of the inner ring (2) and the outer ring (1) is formed in the outer edge of the outer ring (1).

6. The lock disk facilitating disassembly for maintenance as set forth in claim 4 or 5, wherein: and an annular groove II is formed in the position, corresponding to the oil injection hole II (6), of the inner edge of the outer ring (1).