CN214384239U

CN214384239U - Corrosion-resistant type speed reducer box

Info

Publication number: CN214384239U
Application number: CN202023073231.5U
Authority: CN
Inventors: 俞建华
Original assignee: Hangzhou Yunhua Machinery Co ltd
Current assignee: Hangzhou Yunhua Machinery Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-10-12
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a corrosion-resistant type speed reducer box, including the mounting panel, sliding connection has the lower cover in the mounting panel, the top of lower cover is equipped with the upper cover, the bottom four corners fixedly connected with slide bar of lower cover, the surface sliding connection of slide bar has a slide cartridge, inside being equipped with of slide cartridge spring one and with slide bar looks adaptation, the bottom of slide cartridge with mounting panel fixed connection, the bottom fixedly connected with quantity of mounting panel is two fixed blocks, two the middle part swing joint of fixed block has the pivot, the surface swing joint of pivot has quantity to be two the gangbar, the gangbar is kept away from the circular slider of one end fixedly connected with of pivot. Has the advantages that: the box body of the speed reducer improves the damping effect through the cooperation of the linkage rod, the spring II, the sliding rod, the spring I and the sliding cylinder, has good damping effect, reduces the damage rate of the internal speed reducer, and reduces the maintenance or replacement cost.

Description

Corrosion-resistant type speed reducer box

Technical Field

The utility model relates to a speed reducer box technical field particularly, relates to a corrosion-resistant type speed reducer box.

Background

The speed reducer box body is a basic part for mounting each transmission shaft; when the speed reducer works, each shaft needs to generate a relatively large reaction force when transmitting torque, and the reaction force acts on the box body, so that the box body is required to have enough rigidity to ensure the relative position accuracy of each transmission shaft. The speed reducer box body adopting the metal structure can obtain larger strength and rigidity, has a compact structure and lighter weight, has various structural forms, and is more reasonable by welding the speed reducer box body when being manufactured in small batches. The welded reducer box body is generally manufactured into a split structure, namely, one box body is divided into an upper part and a lower part which are respectively processed and manufactured; then two half box bodies are connected into a whole at the splitting surface through bolts, when the speed reducer inside the existing reduction box body rotates, the vibration frequency is high, the damage rate of the speed reducer inside is high, and the maintenance or replacement cost is improved.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrosion-resistant type speed reducer box to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-corrosion speed reducer box body comprises a mounting plate, a lower cover is connected in the mounting plate in a sliding way, the top of the lower cover is provided with an upper cover, four corners of the bottom of the lower cover are fixedly connected with slide bars, the outer surfaces of the slide bars are connected with slide cylinders in a sliding way, a first spring is arranged in the sliding cylinder and is matched with the sliding rod, the bottom of the sliding cylinder is fixedly connected with the mounting plate, the bottom of the mounting plate is fixedly connected with two fixed blocks, the middle parts of the two fixed blocks are movably connected with a rotating shaft, the outer surface of the rotating shaft is movably connected with two linkage rods, one end of each linkage rod far away from the rotating shaft is fixedly connected with a circular sliding block, the lower cover is close to the linkage rod, a groove is formed in the position, close to the linkage rod, of the lower cover, a second spring is installed between the linkage rod and the linkage rod, and a sliding groove is formed in the groove and is in sliding connection with the circular sliding block.

Further, the outer fixed surface of lower cover bottom is connected with the slider, the slider with mounting panel sliding connection, the surface of slider is equipped with the damping pad.

Furthermore, the outer surfaces of the upper cover and the lower cover are fixedly connected with structural ribs.

Furthermore, the outer surfaces of the upper cover, the lower cover and the mounting plate are sprayed with antirust paint, and the inner walls of the upper cover and the lower cover are provided with a tetrafluoroethylene-propylene rubber layer.

Furthermore, a sealing gasket is arranged at the position, close to the lower cover, of the upper cover.

Furthermore, threaded holes are formed in four corners of the mounting plate.

Further, the upper cover and the lower cover are connected through bolts.

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

(1) when the reduction box body in the prior art rotates at the speed reducer in the interior, the vibration frequency is high, the damage rate of the speed reducer in the interior is high, the maintenance or replacement cost is improved, the damping effect is improved by the cooperation of the linkage rod, the spring II, the slide rod, the spring I and the slide cylinder, the damping effect is good, the damage rate of the internal speed reducer is reduced, and the maintenance or replacement cost is reduced.

(2) The outer surfaces of the upper cover and the lower cover are provided with structural ribs, so that the structural strength is improved, the service life is prolonged, and the replacement or maintenance cost is reduced.

(3) The outer surfaces of the upper cover and the lower cover are provided with antirust paint, and the inner part of the upper cover and the lower cover is provided with the tetrapropylene fluoride rubber layer, so that the corrosion resistance of the upper cover and the lower cover is improved, and the service life is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a corrosion-resistant reduction gear box according to an embodiment of the present invention;

fig. 2 is a front sectional view of a corrosion-resistant reduction gear box according to an embodiment of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

fig. 5 is a schematic view of a mounting plate structure of a corrosion-resistant speed reducer case according to an embodiment of the present invention;

FIG. 6 is an enlarged view at C of FIG. 5;

figure 7 is a cross-sectional view of a mounting plate of a corrosion-resistant reduction gearbox housing according to an embodiment of the present invention;

fig. 8 is a sectional view of an upper cover of a corrosion-resistant reduction gear box according to an embodiment of the present invention.

Reference numerals:

1. mounting a plate; 2. a lower cover; 3. an upper cover; 4. a slide cylinder; 5. a first spring; 6. a fixed block; 7. a rotating shaft; 8. a linkage rod; 9. a circular slider; 10. grooving; 11. a chute; 12. a slider; 13. a damping pad; 14. a structural rib; 15. antirust paint; 16. a layer of tetrafluoroethylene-propylene rubber; 17. a gasket; 18. a threaded hole; 19. a bolt; 20. a slide bar; 21. and a second spring.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-8, an anti-corrosion speed reducer box according to an embodiment of the present invention includes a mounting plate 1, a lower cover 2 is slidably connected in the mounting plate 1, an upper cover 3 is disposed on a top portion of the lower cover 2, slide bars 20 are fixedly connected to four corners of a bottom of the lower cover 2, a slide cylinder 4 is slidably connected to an outer surface of the slide bar 20, a first spring 5 is disposed inside the slide cylinder 4 and is adapted to the slide bar 20, a bottom of the slide cylinder 4 is fixedly connected to the mounting plate 1, two fixed blocks 6 are fixedly connected to a bottom of the mounting plate 1, a rotating shaft 7 is movably connected to a middle portion of each of the two fixed blocks 6, two linkage rods 8 are movably connected to an outer surface of the rotating shaft 7, a circular slider 9 is fixedly connected to an end of the linkage rod 8 far away from the rotating shaft 7, a slot 10 is formed in a position of the lower cover 2 near the linkage rod 8 and is adapted to the linkage rod 8, two install spring two 21 between the gangbar 8, open in the fluting 10 have spout 11 and with circular slider 9 sliding connection has improved the shock attenuation effect, and the shock attenuation is effectual, has reduced the spoilage of inside speed reducer, has reduced maintenance or replacement cost.

Example two:

referring to fig. 1-8, a sliding block 12 is fixedly connected to an outer surface of a bottom of the lower cover 2, the sliding block 12 is slidably connected to the mounting plate 1, a damping pad 13 is disposed on an outer surface of the sliding block 12 to cushion the lower cover 2, structural ribs 14 are fixedly connected to outer surfaces of the upper cover 3 and the lower cover 2 to improve structural strength, prolong service life, and reduce replacement or maintenance cost, antirust paint 15 is sprayed on outer surfaces of the upper cover 3, the lower cover 2, and the mounting plate 1, a tetrapropylene fluoride rubber layer 16 is disposed on inner walls of the upper cover 3 and the lower cover 2 to improve corrosion resistance of the upper cover and the lower cover and prolong service life, a sealing pad 17 is disposed at a position of the upper cover 3 close to the lower cover 2 to improve sealing performance between the upper cover 3 and the lower cover 2, threaded holes 18 are formed at four corners of the mounting plate 1 to facilitate a user to fix the mounting plate 1, the upper cover 3 is connected with the lower cover 2 through a bolt 19, so that the disassembly or the assembly by a user is convenient.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, when an internal speed reducer operates to generate vibration, the lower cover is matched with a first spring 5 in a sliding barrel 4 through a sliding rod 20 at four corners to buffer, meanwhile, a circular sliding block 9 on a linkage rod 8 slides in a sliding groove 11, a second spring 21 is pulled to further buffer the vibration, a damping pad 13 on a sliding block 12 can buffer the vibration generated by the speed reducer, the elastic force for resetting the lower cover 2 is buffered, the damping effect is improved, the damping effect is good, the damage rate of the internal speed reducer is reduced, the maintenance or replacement cost is reduced, structural ribs 14 improve the structural strength, the anti-corrosion performance of the upper cover 3 and the corrosion resistance of the lower cover 2 are improved through anti-corrosion paint 15 and a tetrapropylene fluoride rubber layer 16, the service life is prolonged, and the maintenance or replacement cost is further reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The corrosion-resistant speed reducer box is characterized by comprising a mounting plate (1), wherein a lower cover (2) is connected in the mounting plate (1) in a sliding mode, an upper cover (3) is arranged at the top of the lower cover (2), sliding rods (20) are fixedly connected to four corners of the bottom of the lower cover (2), sliding cylinders (4) are connected to the outer surfaces of the sliding rods (20) in a sliding mode, springs (5) are arranged inside the sliding cylinders (4) and are matched with the sliding rods (20), the bottoms of the sliding cylinders (4) are fixedly connected with the mounting plate (1), two fixing blocks (6) are fixedly connected to the bottom of the mounting plate (1), a rotating shaft (7) is movably connected to the middle of each fixing block (6), two linkage rods (8) are movably connected to the outer surfaces of the rotating shaft (7), and a circular sliding block (9) is fixedly connected to one end, far away from the rotating shaft (7), of each linkage rod (8), the lower cover (2) is close to the linkage rod (8) and is provided with a groove (10) and matched with the linkage rod (8), a spring II (21) is installed between the linkage rod (8), and a sliding groove (11) is formed in the groove (10) and is connected with the circular sliding block (9) in a sliding mode.

2. The corrosion-resistant speed reducer box body according to claim 1, wherein a sliding block (12) is fixedly connected to the outer surface of the bottom of the lower cover (2), the sliding block (12) is slidably connected with the mounting plate (1), and a damping pad (13) is arranged on the outer surface of the sliding block (12).

3. The corrosion-resistant reducer casing according to claim 1, wherein the outer surfaces of the upper cover (3) and the lower cover (2) are fixedly connected with structural ribs (14).

4. The corrosion-resistant speed reducer box according to claim 3, wherein the outer surfaces of the upper cover (3), the lower cover (2) and the mounting plate (1) are coated with antirust paint (15), and the inner walls of the upper cover (3) and the lower cover (2) are provided with a tetrapropylene fluoride rubber layer (16).

5. A corrosion-resistant gearbox housing according to claim 4, characterized in that the upper cover (3) is provided with a sealing gasket (17) close to the lower cover (2).

6. A corrosion-resistant reduction gear box according to claim 3, wherein the four corners of the mounting plate (1) are provided with screw holes (18).

7. A corrosion-resistant gearbox housing according to claim 5, characterized in that said upper cover (3) and said lower cover (2) are connected by means of bolts (19).