CN213685123U - Speed reducer structure for biodegradable equipment - Google Patents

Abstract

The utility model relates to a biodegradable equipment technical field, concretely relates to speed reducer structure for biodegradable equipment, including box, case lid, motor, shaft gear, one-level driven gear, two second grade driven gear, pinion, output shaft gear. The utility model has the advantages that: the parallel output of the motor is converted into right-angle output by the primary driven gear and the shaft gear in a meshing transmission mode of the staggered shaft helical gears, and compared with the speed reducer in the prior art, the speed reducer has the advantages that the shaft gear is convenient to process, high in speed, low in assembly sensitivity, low in overall cost and strong in market competitiveness; set up mount pad and axle bush, the (mixing) shaft on the outside biodegradable equipment passes behind the axle bush with output shaft, consolidates the one end that (mixing) shaft and speed reducer box are connected through the axle bush like this, has reduced stress concentration to through the setting of mount pad, improved the rigidity of (mixing) shaft, and then promoted the life of outside (mixing) shaft on the whole.

Description

Speed reducer structure for biodegradable equipment

Technical Field

The utility model relates to a biodegradable equipment technical field, concretely relates to speed reducer structure for biodegradable equipment.

Background

The main function of the speed reducing motor on the biodegradation equipment is to uniformly stir substances to be decomposed and microorganisms in the tank, so that the substances can be fully decomposed: the system is after the electricity supply motor rotation drive the speed reducer in back and rotate together to the drive paddle is implemented the stirring to the material in to, and the current reduction gears combines to reach the requirement by spur gear and arc bevel gear: the gear changes the reduction ratio, and the arc gear changes the output direction of the speed reducer to achieve the purpose of right-angle output. This results in: firstly, arc gears are difficult to machine relative to spur gears; the spur gear and the arc gear are respectively arranged in two cavities of the same box body, so that the assembly is relatively troublesome and the assembly speed is slow; thirdly, the cost of the speed reducer is directly increased due to two reasons.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that exists among the prior art, provide a speed reducer structure for biodegradable equipment, it can realize solving prior art's problem to a certain extent at least.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a speed reducer structure for biodegradation equipment comprises a box body of a speed reducer and a box cover connected to the box body, wherein a motor is installed on the box body, the motor is connected with a shaft gear in a driving mode, a first-stage driven gear meshed with the shaft gear is connected in the box body in a rotating mode, the first-stage driven gear and the shaft gear are in a meshing transmission mode of staggered shaft helical gears, parallel output of the motor is converted into right-angle output, two second-stage driven gears are further connected in the box body in a rotating mode, pinions are fixedly connected to the second-stage driven gears and the first-stage driven gear in a coaxial mode, the pinion on the first-stage driven gear is meshed with one of the second-stage driven gears, the other second-stage driven gear is meshed with a pinion on a second-stage driven gear adjacent to the first-stage driven gear, an, the output shaft gear is meshed with a pinion on a secondary driven gear far away from the primary driven gear, so that the motor drives the output shaft to rotate.

As a further optimization of the technical scheme, a mounting seat is mounted on the box cover and comprises two transverse plates which are respectively defined as an upper transverse plate and a lower transverse plate, a connecting seat is arranged between the upper transverse plate and the lower transverse plate, a through groove through which an output shaft freely passes is arranged on the upper transverse plate, a mounting hole is arranged in the connecting seat, the mounting hole penetrates through the lower transverse plate and is communicated with the through groove, and a bearing bush is clamped in the mounting hole.

As a further optimization of the technical scheme, the diameters of the bearing bushes are sequentially increased along the axial direction of the mounting hole, and the diameter of one end adjacent to the lower transverse plate is the largest.

As a further optimization of the technical scheme, a threaded hole communicated with the mounting hole is formed in the lower transverse plate, a threaded ring is matched with the internal thread of the threaded hole, a through hole type clearance groove is formed in the threaded ring, and the end face of the clearance groove abuts against the end face of the bearing bush.

As a further optimization of the technical scheme, the wall thickness of the bearing bush is not less than 1 cm.

As a further optimization of the above technical solution, a boss is provided on the top surface of the upper horizontal plate, and a concave portion for slidably engaging the boss is provided on the corresponding case cover.

The utility model has the advantages that: the parallel output of the motor is converted into right-angle output by the primary driven gear and the shaft gear in a meshing transmission mode of the staggered shaft helical gears, and compared with the speed reducer in the prior art, the speed reducer has the advantages that the shaft gear is convenient to process, high in speed, low in assembly sensitivity, low in overall cost and strong in market competitiveness; set up mount pad and axle bush, the (mixing) shaft on the outside biodegradable equipment passes behind the axle bush with output shaft, consolidates the one end that (mixing) shaft and speed reducer box are connected through the axle bush like this, has reduced stress concentration to through the setting of mount pad, improved the rigidity of (mixing) shaft, and then promoted the life of outside (mixing) shaft on the whole.

Drawings

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

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic bottom view of the three-dimensional structure of FIG. 1;

FIG. 3 is an exploded view of the three-dimensional structure of FIG. 2;

fig. 4 is a schematic cross-sectional view of the three-dimensional structure of the mounting base of the present invention;

the reference numerals are explained below:

the automatic gearbox comprises a box body 1, a primary driven gear 2, a shaft gear 3, a motor 4, a secondary driven gear 5, a pinion 6, an output shaft gear 7, an output shaft 8, a box cover 9, an upper transverse plate 10, a connecting seat 11, a lower transverse plate 12, a mounting hole 13, a threaded hole 14, a bearing bush 15, a threaded ring 16, a clearance groove 17, a boss 18 and a through groove 19.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, fig. 1-4 show a speed reducer structure for a biodegradation device, comprising a box body 1 of the speed reducer and a box cover 9 connected to the box body 1, wherein a motor 4 is installed on the box body 1, the motor 4 is in driving connection with a shaft gear 3, a primary driven gear 2 meshed with the shaft gear 3 is rotatably connected in the box body 1, the primary driven gear 2 and the shaft gear 3 are in a meshing transmission mode of staggered shaft helical gears, parallel output of the motor 4 is converted into right-angle output, two secondary driven gears 5 are rotatably connected in the box body 1, pinions 6 are coaxially and fixedly connected to the two secondary driven gears 5 and the primary driven gear 2, the pinion 6 on the primary driven gear 2 is meshed with one secondary driven gear 5, the other secondary driven gear 5 is meshed with the pinion 6 on the secondary driven gear 5 adjacent to the primary driven gear 2, an output shaft 8 is rotatably connected to the box body 1, an output shaft gear 7 is sleeved on the output shaft 8, the output shaft gear 7 is meshed with a pinion 6 on a secondary driven gear 5 far away from a primary driven gear 2, so that the motor 4 drives the output shaft 8 to rotate, and a stirring shaft on external biodegradation equipment is inserted into an inner hole of the output shaft, so that the rotation of the motor 4 directly drives the stirring shaft to rotate, and the stirring purpose is realized.

The utility model discloses a biodegradable plastic.

The diameter of the bearing bush 15 is sequentially increased along the axial direction of the mounting hole 13, and the diameter of one end, which is close to the lower transverse plate 12, is the largest, namely, the overall longitudinal section of the bearing bush 15 is trapezoidal, so that the coaxiality of the bearing bush 15 repeatedly mounted in the mounting seat is ensured.

The lower transverse plate 12 is provided with a threaded hole 14 communicated with the mounting hole 12, a threaded ring 16 is matched with the internal thread of the threaded hole 14, the threaded ring 16 is provided with a clearance groove 17 in a through hole form, the end surface of the clearance groove abuts against the end surface of the bearing bush 15, the bearing bush 15 is axially limited through the threaded ring 16, and the problem of noise caused by axial movement of the bearing bush 15 is avoided.

The wall thickness of the bearing bush 15 is not less than 1cm, so that the rigidity of the bearing bush 15 is guaranteed, and the bearing bush 15 is not easy to deform during assembly.

The top surface of the upper transverse plate 10 is provided with a boss 18, the corresponding case cover 9 is provided with a concave part for the sliding fit and clamping of the boss 18, and the mounting precision of the mounting seat and the case cover 9 is improved through the clamping and positioning of the boss 18 and the concave part.

The utility model discloses when using: the stirring shaft on the external biodegradation equipment is inserted into the inner hole of the bearing bush through the clearance groove on the threaded ring, the diameter of the inner hole of the bearing bush is matched with that of the stirring shaft, the stirring shaft inserted into the inner hole of the bearing bush is inserted into the inner hole of the output shaft through the through groove of the upper transverse plate and is connected with the output shaft, after the motor is electrified and rotates, the pinion on the first-stage driven gear is driven to be in meshing transmission with the second-stage driven gear by the transmission mode of the staggered shaft helical gears of the shaft gear and the first-stage driven gear, so that the other second-stage driven gear is in meshing transmission with the pinion on the second-stage driven gear, one pinion far away from the first-stage driven gear is driven to be in meshing transmission with the output shaft gear, the output shaft is driven to rotate, the stirring shaft is driven, and the stress concentration, reduce stress concentration and further prolong the service life.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The speed reducer structure for the biodegradation equipment is characterized by comprising a box body (1) of the speed reducer and a box cover (9) connected onto the box body (1), wherein a motor (4) is installed on the box body (1), the motor (4) is in driving connection with a shaft gear (3), a first-stage driven gear (2) meshed with the shaft gear (3) is rotationally connected into the box body (1), the first-stage driven gear (2) and the shaft gear (3) are in a meshing transmission mode of staggered shaft helical gears, parallel output of the motor (4) is converted into right-angle output, two second-stage driven gears (5) are further rotationally connected into the box body (1), pinions (6) are fixedly connected onto the second-stage driven gears (5) and the first-stage driven gear (2) in a coaxial mode, the pinions (6) on the first-stage driven gear (2) are meshed with one of the second-stage driven gears (5), the other secondary driven gear (5) is meshed with a small gear (6) on the secondary driven gear (5) adjacent to the primary driven gear (2), an output shaft (8) is connected in the box body (1) in a rotating mode, an output shaft gear (7) is sleeved on the output shaft (8), the output shaft gear (7) is meshed with the small gear (6) on the secondary driven gear (5) far away from the primary driven gear (2), and the motor (4) drives the output shaft (8) to rotate.

2. The speed reducer structure for the biodegradation equipment according to claim 1, wherein said cover (9) has a mounting seat mounted thereon, said mounting seat comprises two cross plates, said two cross plates are defined as an upper cross plate (10) and a lower cross plate (12), a connecting seat (11) is disposed between said upper cross plate (10) and said lower cross plate (12), said upper cross plate (10) has a through slot (19) for allowing the output shaft (8) to freely pass through, a mounting hole (13) is disposed in said connecting seat (11), said mounting hole (13) passes through said lower cross plate (12) and communicates with said through slot (19), and a bearing bush (15) is snap-mounted therein.

3. A reducer structure for biodegradable equipment according to claim 2, wherein the diameters of the bearing pads (15) increase progressively in the axial direction of the mounting hole (13), and the diameter of the end adjacent to the lower cross plate (12) is the largest.

4. The speed reducer structure for the biodegradation equipment according to claim 2, wherein the lower cross plate (12) is provided with a threaded hole (14) communicated with the mounting hole (13), the threaded hole (14) is internally threaded and is matched with a threaded ring (16), the threaded ring (16) is provided with a clearance groove (17) in the form of a through hole, and the end surface of the clearance groove abuts against the end surface of the bearing bush (15).

5. A reducer structure for biodegradable equipment according to claim 2, wherein the wall thickness of the bearing shell (15) is not less than 1 cm.

6. The speed reducer structure for the biodegradation equipment according to claim 2, wherein a boss (18) is provided on the top surface of said upper cross plate (10), and a recess for slidably engaging the boss (18) is provided on the corresponding box cover (9).

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