CN221300002U

CN221300002U - Eccentric shaft connecting rod

Info

Publication number: CN221300002U
Application number: CN202323535610.5U
Authority: CN
Inventors: 童红亮
Original assignee: Guangzhou Bannuo Machinery Industry Co ltd
Current assignee: Guangzhou Bannuo Machinery Industry Co ltd
Filing date: 2023-12-25
Publication date: 2024-07-09
Anticipated expiration: 2033-12-25

Abstract

The utility model discloses an eccentric shaft connecting rod, and relates to the field of eccentric shafts. The utility model comprises a mounting plate, wherein the front end of one side of the mounting plate is provided with a motor, the output end of the motor is provided with an eccentric shaft, and the outer surface of the eccentric shaft is provided with an adjusting mechanism.

Description

Eccentric shaft connecting rod

Technical Field

The utility model relates to the field of eccentric shafts, in particular to an eccentric shaft connecting rod.

Background

The eccentric shaft connecting rod is a mechanical part, usually composed of an eccentric shaft and a connecting rod, and the main function of the part is to transmit force and motion, so that some special mechanical motion is realized, and in order to enable the filter frame to perform repeated mechanical motion in sand and stone separating equipment, the eccentric shaft connecting rod is needed.

When the existing eccentric shaft connecting rod is designed, the eccentric position of the eccentric shaft connecting rod is usually fixed, at this time, the eccentric angle cannot be changed, the condition that the vibration frequency of the filter frame cannot be adjusted occurs, and when the vibration frequency speed of the eccentric shaft connecting rod to the filter frame needs to be reduced or improved, an adjusting mechanism is needed to be provided, the eccentric angle can be adjusted according to the requirement of a user, the vibration frequency speed can be changed, and the overall practicability is improved.

Disclosure of utility model

Based on the above, the utility model aims to provide an eccentric shaft connecting rod so as to solve the technical problem that the eccentric angle cannot be adjusted by the traditional eccentric shaft connecting rod, so that the vibration frequency cannot be adjusted according to the requirement.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the eccentric shaft connecting rod comprises a mounting plate, a motor is arranged at the front end of one side of the mounting plate, an eccentric shaft is arranged at the output end of the motor, an adjusting mechanism is arranged on the outer surface of the eccentric shaft and comprises a first thread groove and a second thread groove, a first connecting rod is arranged on one side of the first thread groove and one side of the second thread groove, a bearing block is arranged on the first connecting rod, a movable groove is formed in the inner side of the bearing block, an adjusting bolt is connected with the outer side of the first connecting rod through threads, and a thread block is arranged at the rear end of the adjusting bolt;

the thread blocks are in sliding connection with the movable grooves, and the thread blocks can be in threaded connection with the first thread grooves or the second thread grooves.

Through adopting above-mentioned technical scheme, because one side front end of mounting panel is provided with the motor, the output of motor is provided with the eccentric shaft, consequently the motor can effectively drive the eccentric shaft and rotate.

Further, the outer surface of the bearing block is provided with a positioning rod, and the positioning rod is fixedly connected with the bearing block.

Through adopting above-mentioned technical scheme, the surface of bearing block is provided with the locating lever, and general estimation locating lever can carry out spacingly to the bearing block, avoids unable tightening when rotatory adjusting bolt.

Further, the bottom of first connecting rod rotates the one end that is connected with the telescopic link, the other end of telescopic link is provided with the second connecting rod, the rear end of second connecting rod is rotated through axis of rotation and mounting panel and is connected.

Through adopting above-mentioned technical scheme, because the bottom rotation of first connecting rod is connected with the one end of telescopic link, can drive the telescopic link and swing when consequently first connecting rod swings.

Further, the telescopic rod is rotatably connected with a third connecting rod through a linkage piece, a fixed plate is arranged above the linkage piece, and the third connecting rod penetrates through the fixed plate and is in sliding connection with the fixed plate.

Through adopting above-mentioned technical scheme, be connected with the third connecting rod through the linkage rotation on the telescopic link, the top of linkage is provided with the fixed plate, therefore the telescopic link can ensure through the linkage that the third connecting rod carries out up-and-down motion when the swing.

Further, a connecting plate is arranged at the top of the third connecting rod, and a filter frame is arranged at the rear end of the bottom of the connecting plate.

By adopting the technical scheme, the third connecting rod can effectively drive the connecting plate to move when moving.

Furthermore, the first connecting rod, the second connecting rod and the third connecting rod are all made of carbon steel, and the eccentric shaft is made of alloy steel.

By adopting the technical scheme, as the materials of the first connecting rod, the second connecting rod and the third connecting rod are carbon steel, the carbon steel has higher tensile strength and yield strength, can bear various forces and impacts suffered by the connecting rod during operation, and keeps the stability and reliability of the structure.

Further, the two groups of the adjusting mechanisms are arranged and are arranged in a mirror image mode along the length center line of the filter frame.

By adopting the technical scheme, as the two groups of adjusting mechanisms are arranged, the two groups of adjusting mechanisms can effectively carry out lifting and swinging mechanical movement on the filter frame.

Furthermore, the mounting plate and the filter frame are made of stainless steel, and a plurality of filter holes are formed in the filter frame.

Through adopting above-mentioned technical scheme, because the material of mounting panel and filter frame is the stainless steel, consequently mounting panel and filter frame have good corrosion resistance, can be in the long-term steady operation under multiple environment, use stainless steel can guarantee the long-term life of mounting panel and filter frame moreover.

In summary, the utility model has the following advantages:

1. according to the utility model, when the first connecting rod is installed, the eccentric angle can be adjusted according to the required vibration frequency, if the vibration frequency needs to be rapidly carried out, the eccentric angle can be adjusted to be small, at the moment, the screw thread block can be driven to rotate into the first screw thread groove by rotating the adjusting bolt, and if the vibration frequency needs to be slower, the screw thread block can be selectively rotated into the second screw thread groove by rotating the adjusting bolt, and when the first connecting rod needs to be disassembled, the adjusting bolt only needs to be loosened, and at the moment, the screw thread block can enter the inner part of the movable groove so as to facilitate the disassembly of the first connecting rod;

2. According to the utility model, the positioning rod is arranged, so that the first thread groove, the second thread groove and the adjusting bolt are not influenced, the threaded block is arranged at the moment, and when the adjusting bolt is rotated, the adjusting bolt can be ensured to be tightened, the positioning rod can be abutted by a hand at the moment, and the threaded block can be prevented from rotating at the moment.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic bottom perspective view of the present utility model;

FIG. 3 is a schematic side view of a three-dimensional cross-sectional structure of the present utility model;

Fig. 4 is an enlarged schematic view of the structure of fig. 3a according to the present utility model.

In the figure: 1. a mounting plate; 2. a motor; 3. an eccentric shaft; 4. an adjusting mechanism; 401. a first thread groove; 402. a second thread groove; 403. a bearing block; 404. an adjusting bolt; 405. a movable groove; 406. a screw block; 407. a positioning rod; 5. a first link; 6. a telescopic rod; 7. a rotating shaft; 8. a second link; 9. a linkage member; 10. a fixing plate; 11. a connecting plate; 12. a filter frame; 13. and a third link.

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. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

1-4, Including mounting panel 1, the front end of one side of mounting panel 1 is provided with motor 2, the output of motor 2 is provided with eccentric shaft 3, the surface of eccentric shaft 3 is provided with adjustment mechanism 4, adjustment mechanism 4 includes first screw thread groove 401 and second screw thread groove 402, one side of first screw thread groove 401 and second screw thread groove 402 is provided with first connecting rod 5, be provided with bearing block 403 on the first connecting rod 5, the movable groove 405 has been seted up to the inboard of bearing block 403, the outside threaded connection of first connecting rod 5 has adjusting bolt 404, and the rear end of adjusting bolt 404 is provided with screw thread piece 406, screw thread piece 406 and movable groove 405 sliding connection, screw thread piece 406 can with first screw thread groove 401 or second screw thread groove 402 threaded connection, consequently, motor 2 can effectively drive eccentric shaft 3 and rotate, eccentric shaft 3 will drive first connecting rod 5 through bearing block 403 and rotate afterwards, the one end of the drawing down telescopic link 6 that first connecting rod 5 will not take, and because the other end of telescopic link 6 is connected through axis of rotation 7 and second connecting rod 8, the filter frame filter element 13 has been played under the moment in the course of rocking link 6 and can be had under the effect on the filter frame 13 under the condition that the filter element is under the moment is under the action of the three in the moment at the moment, the rocking link 6.

Referring to fig. 1, 2, 3 and 4, a positioning rod 407 is disposed on the outer surface of the bearing block 403, and the positioning rod 407 is fixedly connected with the bearing block 403, so that the positioning rod 407 can limit the bearing block 403, and the situation that the bearing block 403 cannot be tightened when the adjusting bolt 404 is rotated and the positioning rod 407 can be fixed when being abutted by a hand is avoided.

Referring to fig. 1, 2 and 3, one end of a telescopic rod 6 is rotatably connected to the bottom of a first connecting rod 5, a second connecting rod 8 is arranged at the other end of the telescopic rod 6, and the rear end of the second connecting rod 8 is rotatably connected with a mounting plate 1 through a rotating shaft 7, so that the first connecting rod 5 can drive the telescopic rod 6 to swing when swinging, the second connecting rod 8 can be ensured to rotate through the rotating shaft 7, and the other end of the telescopic rod 6 can be ensured to rotate by the second connecting rod 8.

Referring to fig. 1, 2 and 3, the telescopic rod 6 is rotatably connected with a third connecting rod 13 through a linkage piece 9, a fixed plate 10 is arranged above the linkage piece 9, and the third connecting rod 13 penetrates through the fixed plate 10 and is slidably connected with the fixed plate 10, so that when the telescopic rod 6 swings, the third connecting rod 13 can be ensured to move up and down through the linkage piece 9, the third connecting rod 13 can be limited through the fixed plate 10, and stable movement of the third connecting rod 13 can be ensured.

Referring to fig. 1, 2 and 3, a connecting plate 11 is disposed at the top of the third connecting rod 13, a filter frame 12 is mounted at the rear end of the bottom of the connecting plate 11, the third connecting rod 13 can effectively drive the connecting plate 11 to move when moving, and the filter frame 12 can be effectively driven to move through the connecting plate 11.

Referring to fig. 1, 2 and 3, the first connecting rod 5, the second connecting rod 8 and the third connecting rod 13 are made of carbon steel, the eccentric shaft 3 is made of alloy steel, the carbon steel has higher tensile strength and yield strength, can bear various forces and impacts suffered by the connecting rod during operation, keeps the stability and reliability of the structure, and the alloy steel has higher strength and rigidity, can bear various forces and moments suffered by the eccentric shaft in the connecting rod structure, and keeps the stability and reliability of the structure.

Referring to fig. 1, 2, 3 and 4, the two sets of adjusting mechanisms 4 are arranged, and the two sets of adjusting mechanisms 4 are arranged in a mirror image along the length center line of the filter frame 12, so that the two sets of adjusting mechanisms 4 can effectively perform lifting and swinging mechanical movement on the filter frame 12, and the two sets of adjusting mechanisms 4 are relatively stable when driving the filter frame 12.

Referring to fig. 1, 2 and 3, the mounting plate 1 and the filter frame 12 are made of stainless steel, and the filter frame 12 is provided with a plurality of filter holes, so that the mounting plate 1 and the filter frame 12 have good corrosion resistance and can stably operate for a long time in various environments, the long service lives of the mounting plate and the filter frame can be ensured by using the stainless steel, and fine sand can be filtered through water flow by the filter holes.

The implementation principle of the utility model is as follows: firstly, the filter frame 12 needs to be connected with the connecting plate 11, when sand and stone are filtered, the sand and stone can be led into the filter frame 12, then according to vibration frequency requirements, the screw thread block 406 can be driven to rotate into the first screw thread groove 401 by rotating the adjusting bolt 404, if a slower vibration frequency is required, the screw thread block 406 can be selectively rotated into the second screw thread groove 402 by rotating the adjusting bolt 404, when the first connecting rod 5 needs to be disassembled, only the adjusting bolt 404 needs to be loosened, and then the screw thread block 406 can enter the movable groove 405 so as to facilitate the disassembly of the first connecting rod 5;

In order to ensure that the adjusting bolt 404 can be tightened during the process of tightening the adjusting bolt 404, the positioning rod 407 can be abutted by a hand, and the threaded block 406 can be prevented from rotating;

The motor 2 can be started through an external controller, the eccentric shaft 3 drives the first connecting rod 5 to rotate through the bearing block 403, the first connecting rod 5 can draw one end of the telescopic rod 6 without the telescopic rod, the telescopic rod 6 swings at the moment because the other end of the telescopic rod 6 is connected with the second connecting rod 8 through the rotating shaft 7, the telescopic rod 6 drives the third connecting rod 13 to swing up and down through the linkage piece 9 in the swinging process, and the filter frame 12 can swing up and down on the water surface effectively, so that the filtering effect is achieved.

The parts not involved in the present utility model are the same as or can be implemented by the prior art, and are not described in detail herein.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. An eccentric shaft connecting rod, which is characterized in that: the device comprises a mounting plate (1), a motor (2) is arranged at the front end of one side of the mounting plate (1), an eccentric shaft (3) is arranged at the output end of the motor (2), an adjusting mechanism (4) is arranged on the outer surface of the eccentric shaft (3), the adjusting mechanism (4) comprises a first thread groove (401) and a second thread groove (402), a first connecting rod (5) is arranged on one side of the first thread groove (401) and one side of the second thread groove (402), a bearing block (403) is arranged on the first connecting rod (5), a movable groove (405) is formed in the inner side of the bearing block (403), an adjusting bolt (404) is connected with the outer side of the first connecting rod (5) in a threaded mode, and a thread block (406) is arranged at the rear end of the adjusting bolt (404);

The thread block (406) is slidably connected with the movable groove (405), and the thread block (406) can be in threaded connection with the first thread groove (401) or the second thread groove (402).

2. The eccentric shaft connecting rod as claimed in claim 1, wherein: the outer surface of the bearing block (403) is provided with a locating rod (407), and the locating rod (407) is fixedly connected with the bearing block (403).

3. The eccentric shaft connecting rod as claimed in claim 2, wherein: the bottom of first connecting rod (5) rotates the one end that is connected with telescopic link (6), the other end of telescopic link (6) is provided with second connecting rod (8), the rear end of second connecting rod (8) is rotated through axis of rotation (7) and is connected with mounting panel (1).

4. An eccentric shaft connecting rod as claimed in claim 3, characterized in that: the telescopic link (6) is rotationally connected with a third connecting rod (13) through a linkage piece (9), a fixed plate (10) is arranged above the linkage piece (9), and the third connecting rod (13) penetrates through the fixed plate (10) and is in sliding connection with the fixed plate (10).

5. The eccentric shaft connecting rod as claimed in claim 4, wherein: the top of the third connecting rod (13) is provided with a connecting plate (11), and a filtering frame (12) is arranged at the rear end of the bottom of the connecting plate (11).

6. The eccentric shaft connecting rod as claimed in claim 1, wherein: the first connecting rod (5), the second connecting rod (8) and the third connecting rod (13) are made of carbon steel, and the eccentric shaft (3) is made of alloy steel.

7. The eccentric shaft connecting rod as claimed in claim 1, wherein: the two groups of the adjusting mechanisms (4) are arranged, and the two groups of the adjusting mechanisms (4) are arranged in a mirror image mode along the length center line of the filtering frame (12).

8. The eccentric shaft connecting rod as claimed in claim 1, wherein: the mounting plate (1) and the filtering frame (12) are made of stainless steel, and a plurality of filtering holes are formed in the filtering frame (12).