CN219692185U - Plastic gear with reinforced structure - Google Patents

Abstract

The utility model relates to the technical field of plastic gears, in particular to a plastic gear with a reinforcing structure, which comprises a plastic gear body, wherein a fixing ring is arranged in the plastic gear body, a rubber sleeve is arranged at the top end of the fixing ring, a thread sleeve is rotatably arranged on the surface of the fixing ring below the rubber sleeve, and a positioning ring is fixedly arranged in the thread sleeve. According to the utility model, the thread sleeve is rotated on the surface of the fixed ring by rotating the thread sleeve, and the inner wall of the thread sleeve is matched with the fixed ring, so that the thread sleeve moves downwards along the surface of the fixed ring under the pushing of the thread, at the moment, the thread sleeve drives the positioning ring to move downwards together, the positioning ring can extrude the side end part of the rubber sleeve, meanwhile, the tail end of the positioning ring is fixedly connected with the fixed ring, and the rubber sleeve is tightly attached to the surface of the fixed rod through the mutual extrusion of the fixed ring and the positioning ring, so that the fixed ring is fixed on the surface of the fixed rod, the installation is convenient, and the convenience of use is increased.

Description

Plastic gear with reinforced structure

Technical Field

The utility model relates to the technical field of plastic gears, in particular to a plastic gear with a reinforcing structure.

Background

The plastic gear is a transmission structure formed by injection molding of plastic materials, and the plastic gear has the advantages of light weight, high yield, low cost and the like, can replace a metal gear to work in some light-load places, but has lower strength, long-time extrusion embedding of the gears is realized, the surface of the plastic gear is easy to wear, and when the mutual extrusion force is overlarge, the gear is easy to break, so that normal use is influenced.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a plastic gear with a reinforcing structure.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a plastic gear with additional strengthening, includes the plastic gear body, the inside of plastic gear body is provided with solid fixed ring, gu fixed ring's top is provided with the rubber sleeve, is located the rubber sleeve below gu fixed ring's surface rotation installs the screw thread cover, screw thread cover's inside fixed mounting has the holding ring, is located the screw thread cover below gu fixed ring's surface fixed mounting has two at least first fixed stations, every the side tip of first fixed station all rotates installs first page, the inside fixed mounting of plastic gear body has the dead lever.

As a preferable technical scheme of the utility model, a connecting block is fixedly arranged at the side end part of each first page, two telescopic rods are fixedly arranged at the side end part of each connecting block, and a second page is slidably arranged on the surface of each connecting block.

As a preferable technical scheme of the utility model, the side end part of each second leaf plate is rotatably provided with a second fixed table, and the side end part of each second fixed table is fixedly provided with an arc plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. the fixing ring is pushed downwards to drive the first fixing table to move downwards, the first fixing table is enabled to apply extrusion to the top end of the first page, the first page can rotate at the side end part of the first fixing table, meanwhile, the first page drives the connecting block to slide in the second page, the side end part of the connecting block extrudes the top end of the telescopic rod to force the telescopic rod to shrink in the second page, the connecting block is enabled to apply a pushing force to the second page, at the moment, the tail end of the second page rotates in the second fixing table, the second fixing table is enabled to drive the arc plate to slide downwards along the inner wall of the plastic gear body, the arc plate plays a supporting role on the inner wall of the plastic gear body, and the plastic gear body can bear larger stress when being mutually matched to rotate.

2. Through rotating the thread bush, let the thread bush rotate on the surface of solid fixed ring, because the inner wall of thread bush agrees with solid fixed ring mutually, under the promotion of screw thread, the thread bush moves down along the surface of solid fixed ring, at this moment the thread bush drives the locating ring and together moves down, the locating ring can extrude the side tip of rubber bush, gu the terminal of locating ring and solid fixed ring fixed connection simultaneously, through solid fixed ring and gu the mutual extrusion of locating ring, let the rubber bush hug closely the surface of dead lever, fix the solid fixed ring on the surface of dead lever, the installation of being convenient for increases the convenience of use.

Drawings

FIG. 1 is a schematic view of a plastic gear body according to the present utility model;

FIG. 2 is a schematic structural view of a retaining ring according to the present utility model;

FIG. 3 is a schematic view of the structure of the thread bushing of the present utility model;

fig. 4 is a schematic structural view of the page plate of the present utility model.

Wherein: 1. a plastic gear body; 11. a fixing ring; 12. a rubber sleeve; 13. a thread sleeve; 14. a positioning ring; 15. a first fixed stage; 16. a first page; 17. a connecting block; 18. a telescopic rod; 19. an arc-shaped plate; 21. a second fixed stage; 22. a second page plate; 23. and a fixing rod.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

In the embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the plastic gear with the reinforcing structure comprises a plastic gear body 1, a fixing ring 11 is arranged in the plastic gear body 1, a rubber sleeve 12 is arranged at the top end of the fixing ring 11, a threaded sleeve 13 is rotatably arranged on the surface of the fixing ring 11 below the rubber sleeve 12, the threaded sleeve 13 is rotated on the surface of the fixing ring 11 by rotating the threaded sleeve 13, the threaded sleeve 13 moves downwards along the surface of the fixing ring 11 under the pushing of threads due to the fact that the inner wall of the threaded sleeve 13 is matched with the fixing ring 11, at the moment, the threaded sleeve 13 drives a positioning ring 14 to move downwards together, the positioning ring 14 presses the side end part of the rubber sleeve 12, meanwhile, the tail end of the positioning ring 14 is fixedly connected with the fixing ring 11, the rubber sleeve 12 is tightly attached to the surface of a fixing rod 23 through the mutual pressing of the fixing ring 11 and the positioning ring 14, the positioning ring 14 is fixedly arranged in the inside of the threaded sleeve 13, at least two first fixing tables 15 are fixedly arranged on the surface of the fixing ring 11 below the threaded sleeve 13, and at least two first fixing tables 15 are fixedly arranged on the surface of the fixing ring 11, and the first fixing plate 16 is fixedly arranged on the side of each fixing rod 1, and the first fixing plate 16 is rotatably arranged on the side of the fixing plate 1.

The side end of each first page 16 is fixedly provided with a connecting block 17, the side end of each connecting block 17 is fixedly provided with two telescopic rods 18, the surface of each connecting block 17 is provided with a second page 22 in a sliding manner, the second page 22 deflects itself, at this time, the top end of each arc plate 19 is attached to the inner wall box of the plastic gear body 1, the first fixing table 15 is driven to move downwards by pushing the fixing ring 11 downwards, the first fixing table 15 applies an extrusion to the top end of each first page 16, the first page 16 rotates at the side end of the first fixing table 15, meanwhile, the first page 16 drives the connecting block 17 to slide in the second page 22, the side end of the connecting block 17 extrudes the top end of the telescopic rod 18, the telescopic rod 18 is forced to shrink in the second page 22, the connecting block 17 applies a thrust to the second page 22, at this time, the tail end of the second page 22 rotates in the second fixing table 21, the side end of each second page 22 rotates to be provided with a second fixing table 21, and the side end of each second page 21 is fixedly provided with an arc plate 19.

Working principle:

the first step, during the use, through removing solid fixed ring 11, the bottom with solid fixed ring 11 aligns with dead lever 23, through the solid fixed ring 11 of downwardly moving, drive first fixed station 15 and move down together, at this moment, second page 22 drives first page 16 and all rotates at the side tip of first fixed station 15 in the effort of gravity, let second page 22 self take place the deflection, at this moment, through laminating the top and the inner wall case of plastic gear body 1 with arc 19, drive first fixed station 15 downwardly moving through pushing down solid fixed ring 11, let first fixed station 15 apply an extrusion to the top of first page 16, first page 16 can rotate at the side tip of first fixed station 15, simultaneously first page 16 drives connecting block 17 and all slides in the inside of second page 22, the side tip of connecting block 17 extrudees the top of telescopic link 18, force telescopic link 18 shrink in the inside of second page 22, let connecting block 17 apply a thrust to second page 22, at this moment, the end of second page 22 carries out the inside of second fixed station 21 and drives the plastic gear body downwardly along the fixed station 21 through second fixed station 21.

In the second step, the first fixing table 15 continuously pushes the top end of the first page 16 by pushing the fixing ring 11, then the first page is transferred to the second page 22 through the connecting block 17, the arc plate 19 is pushed against the inner wall of the plastic gear body 1 through the second page 22, then the thread bush 13 is rotated on the surface of the fixing ring 11 through rotating the thread bush 13, the inner wall of the thread bush 13 is matched with the fixing ring 11, the thread bush 13 moves downwards along the surface of the fixing ring 11 under the pushing of the thread, at this time, the thread bush 13 drives the positioning ring 14 to move downwards together, the positioning ring 14 can push the side end part of the rubber bush 12, meanwhile, the tail end of the positioning ring 14 is fixedly connected with the fixing ring 11, the rubber bush 12 is tightly attached to the surface of the fixing rod 23 through the mutual extrusion of the fixing ring 11 and the positioning ring 14, the fixing ring 11 is fixed on the surface of the fixing rod 23, and when the plastic gear body 1 rotates, the arc plate 19 produces a pushing action on the inner wall of the plastic gear body 1, and plays a role in supporting the inner wall of the plastic gear body 1.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims (6)

1. The utility model provides a plastic gear with additional strengthening, includes plastic gear body (1), its characterized in that, the inside of plastic gear body (1) is provided with solid fixed ring (11), the top of solid fixed ring (11) is provided with rubber sleeve (12), is located rubber sleeve (12) below screw thread cover (13) are installed in the surface rotation of solid fixed ring (11), the inside fixed mounting of screw thread cover (13) has holding ring (14), is located screw thread cover (13) below the surface fixed mounting of solid fixed ring (11) has two at least first fixed stations (15), every the side tip of first fixed station (15) is all rotated and is installed first page (16), the inside fixed mounting of plastic gear body (1) has dead lever (23).

2. A plastic gear with reinforcing structure according to claim 1, characterized in that the side ends of each of the first plates (16) are fixedly fitted with a connecting block (17).

3. A plastic gear with reinforcing structure according to claim 2, characterized in that two telescopic rods (18) are fixedly mounted at the lateral ends of each connecting block (17).

4. A plastic gear with reinforcement structure according to claim 2, characterized in that the surface of each connection block (17) is slidingly fitted with a second leaf (22).

5. A plastic gear with reinforcing structure according to claim 4, characterized in that the side end of each second leaf (22) is rotatably fitted with a second fixed table (21).

6. A plastic gear with reinforcing structure according to claim 5, characterized in that the side ends of each of the second fixing tables (21) are fixedly fitted with an arc plate (19).