CN217814877U - Double-output gear box - Google Patents

Abstract

The utility model relates to a double-output gear box, which comprises a box body component, a pin shaft component, a motor and a second gear; the motor is connected with the second gear and drives the second gear to rotate; the pin shaft assembly comprises a pin shaft and a first gear sleeved on the pin shaft, the pin shaft and the first gear synchronously rotate, and the first gear is meshed with a second gear; the pin shaft, the first gear and the second gear are assembled inside the box body assembly; the two ends of the pin shaft are output ends, and through holes are formed in the two ends of the box body assembly and used for the two output ends to extend out. The utility model discloses a setting has two output pin axles to through the simple transmission of first gear and second gear, the dual output function of single gear box has been realized, moreover, the steam generator is simple and compact in structure, and area is little, on being fit for being applied to little household electrical appliances such as the broken wall cooking machine that has dual output demand, the structure is reliable and with low costs, the assembly is simple, the adaptation wide range, solve the gear box that current broken wall cooking machine only has single output function and be applied to problem that does not fit under the dual output demand scene.

Description

Double-output gear box

Technical Field

The utility model relates to a gear box technical field, concretely relates to dual output gear box.

Background

The wall breaking food processor adopts an ultrahigh-speed motor to drive wall breaking actuating mechanisms such as a blade and the like, and ultrahigh-speed cutting and crushing are carried out on food materials in a cup body, so that cell walls of cells in the food materials are broken, vitamins, mineral substances, phytochemicals, proteins, moisture and the like in the cells are fully released, and the wall breaking actuating mechanisms generally need to be provided with a gear box for transmission.

Broken wall cooking machine product in the existing market is of a great variety, and the gear box that generally adopts is single-ended output, if when needing to carry out the transmission to two actuating mechanism simultaneously, promptly under the demand of dual output, a plurality of current gear boxes of installation are not suitable, lead to easily that the gear box occupies cooking machine inner space too much, cause cooking machine bulky, cause the gear box overall structure complicacy, with too high costs simultaneously.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a dual output gear box for solve in the current broken wall cooking machine only have the gear box of single output function and be applied to unsuitable problem under the dual output demand scene.

In order to achieve one or a part or all of the purposes or other purposes, the utility model provides a double-output gear box, which comprises a box body component, a pin shaft component, a motor and a second gear;

the motor is connected with the second gear and drives the second gear to rotate;

the pin shaft assembly comprises a pin shaft and a first gear sleeved on the pin shaft, the pin shaft and the first gear rotate synchronously, and the first gear is meshed with the second gear;

the pin shaft, the first gear and the second gear are assembled inside the box body assembly;

the two ends of the pin shaft are output ends, and through holes are formed in the two ends of the box body assembly and used for the two output ends to extend out.

Furthermore, the double-output gearbox further comprises two third gears, and the two third gears are arranged on the two output ends respectively and rotate synchronously with the pin shaft.

Furthermore, the output end is in a special-shaped column shape, a slot is formed in the third gear and used for the output end to be inserted into, and the shape of the slot is matched with that of the output end.

Furthermore, the pin shaft assembly further comprises two bearings, and the two bearings are sleeved on the pin shaft and located on two sides of the first gear;

the box body assembly is internally provided with a cylindrical bearing chamber, the pin shaft penetrates through the bearing chamber, and the bearing is positioned between the pin shaft and the inner wall surface of the bearing chamber.

Furthermore, a plurality of positioning seats are arranged on the motor, positioning holes are formed in at least one of the positioning seats, positioning columns are arranged on the outer wall surface of the box body assembly in a protruding mode, and the positioning columns are inserted into the positioning holes.

Furthermore, a screw is arranged between one of the positioning seats and the outer wall surface of the box body assembly for locking.

Furthermore, a motor shaft is arranged on the motor, and a motor shaft hole is formed in the box body assembly, so that the motor shaft penetrates into the box body assembly and is connected with the second gear.

Furthermore, a limiting groove is formed in the inner wall surface of the box body assembly, the motor shaft penetrates through the second gear and extends into the limiting groove, the limiting groove is in clearance fit with the motor shaft, and the diameter of the limiting groove is smaller than that of the second gear.

Furthermore, the box body assembly comprises a box cover and a box body, the box cover and the box body wrap the pin shaft assembly, and the box cover and the box body cover along the axial direction of the pin shaft assembly.

Furthermore, the box cover and the box body are locked by arranging a plurality of screws.

Implement the embodiment of the utility model provides a, will have following beneficial effect:

the utility model discloses a setting has the round pin axle of two outputs to through the simple transmission of first gear and second gear, realized the dual output function of single gear box, simple structure is compact, and area is little, is fit for being applied to on little household electrical appliances such as the broken wall cooking machine that have dual output demand, and the structure is reliable and with low costs, and the assembly is simple, and the adaptation scope is wide.

The problem of broken wall cooking machine among the prior art only have gearbox of single output function and be applied to unsuitable under the dual output demand scene is solved.

Drawings

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

Wherein:

FIG. 1 is an exploded view of a dual output gearbox;

FIG. 2 is a perspective view of a dual output gearbox;

FIG. 3 is a cross-sectional view of a dual output gearbox.

The reference numerals are explained below: 1-a box assembly; 1 a-box cover; 1 b-a box body; 11-motor shaft hole; 12-a bearing chamber; 13-a limiting groove; 14-a locating post; 2-a pin shaft assembly; 21-a pin shaft; 211-an output terminal; 22-a first gear; 23-a bearing; 3, a motor; 31-motor shaft; 32-positioning seats; 321-positioning holes; 4-a second gear; 5-third gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The wall breaking food processor adopts an ultrahigh-speed motor to drive wall breaking actuating mechanisms such as a blade and the like, food materials are cut and crushed at ultrahigh speed in a cup body, so that cell walls of cells in the food materials are broken, vitamins, mineral substances, phytochemicals, proteins, water and the like in the cells are fully released, and the wall breaking actuating mechanisms generally need to be provided with a gear box for transmission. Broken wall cooking machine product in the existing market is of a great variety, and the gear box that generally adopts is single-ended output, if need be when carrying out the transmission to two actuating mechanism simultaneously, promptly under the demand of dual output, it is not suitable to install a plurality of current gear boxes, leads to the gear box to occupy cooking machine inner space too much easily, causes cooking machine bulky, causes the gear box overall structure complicacy, with high costs simultaneously. There is therefore a need for an improved solution for a single gearbox with dual output.

Please refer to fig. 1 and fig. 2 together, which is a dual output gearbox according to a preferred embodiment of the present invention, comprising a box assembly 1, a pin shaft assembly 2, a motor 3 and a second gear 4. The motor 3 is connected with the second gear 4, and the motor 3 drives the second gear 4 to rotate. The pin shaft assembly 2 comprises a pin shaft 21 and a first gear 22 sleeved on the pin shaft 21, the pin shaft 21 and the first gear 22 rotate synchronously, and the first gear 22 is meshed with the second gear 4. The pin 21, the first gear 22 and the second gear 4 are assembled inside the case assembly 1. The two ends of the pin shaft 21 are output ends 211, and the two ends of the box body assembly 1 are provided with through holes for the two output ends 211 to extend out. When the motor 3 works, the second gear 4 is driven to rotate, and the first gear 22 meshed with the second gear rotates along with the second gear to drive the pin shaft 21 to rotate, so that two output ends 211 at two ends of the pin shaft 21 are synchronously output. Through the arrangement of the pin shaft 21 with the two output ends 211 and the simple transmission of the first gear 22 and the second gear 4, the double-output function of a single gear box is realized, and the double-output gear box is simple and compact in structure, low in cost and convenient to assemble.

More specifically, the dual-output gearbox of the present embodiment further includes two third gears 5, and the two third gears 5 are respectively disposed on the two output ends 211 and rotate synchronously with the pin 21. The output end 211 is shaped like a special column, a slot is formed in the third gear 5 for the output end 211 to insert, and the shape of the slot is matched with that of the output end 211, so that the output end 211 and the third gear 5 synchronously rotate to prevent slipping. It should be noted that the special-shaped column of the output end 211 is a non-cylindrical body, and it is sufficient to circumferentially fix and transmit the transfer torque to a component on the output end 211, that is, the third gear 5, and may be a cylinder having a flat cutting groove, as shown in this embodiment, as shown in fig. 1, a spline shaft, or the like, and in addition, it may also be a structure that a pin shaft embedded in the flat key is added, and the output end 211 and the third gear 5 are both milled with a cutting groove, and the flat key is embedded in the two cutting grooves to perform a circumferential limiting function.

Similarly, the first gear 22 and the pin 21 are connected in a similar manner, the shaft body of the pin 21 is shaped like a special-shaped column, i.e., is a non-cylindrical body, and the central shaft hole of the first gear 22 is a through hole matched with the shape of the central shaft hole, so that the pin 21 can penetrate through the central shaft hole, and the first gear 22 and the pin 21 can rotate synchronously.

Referring to fig. 1 and fig. 3, in this embodiment, the pin shaft assembly 2 further includes two bearings 23, and both of the bearings 23 are sleeved on the pin shaft 21 and located at two sides of the first gear 22; a cylindrical bearing chamber 12 is arranged in the box body assembly 1, as shown in fig. 3, the pin 21 penetrates through the bearing chamber 12, and the bearing 23 is located between the pin 21 and the inner wall surface of the bearing chamber 12 and used for supporting the pin 21 to rotate and reducing the friction coefficient in the rotating motion process. Similarly, the shaft body of the pin shaft 21 is shaped like a special column, i.e. non-cylindrical, and the central holes of the two bearings 23 are shaped correspondingly, so that the pin shaft 21 and the bearings 23 rotate synchronously. As shown in fig. 2, the first gear 22 is located in the middle of the pin 21, and the two bearings 23 are located on two sides of the first gear 22 but not close to each other, and the bearings 23 are not overlapped with the output end 211.

As shown in fig. 2, a plurality of positioning seats 32 are disposed on the motor 3, at least one of the positioning seats 32 is provided with a positioning hole 321, a positioning column 14 is disposed on the outer wall surface of the box assembly 1 in a protruding manner, and the positioning column 14 is inserted into the positioning hole 321. The positioning hole 321 may be a through hole, and as shown in this embodiment, may also be a counter bore, which may perform an axial positioning function on the motor. And screws are arranged between one of the positioning seats 32 and the outer wall surface of the box body component 1 for locking, and similarly, screw holes for locking the screws on the box body component 1 can be counter bores. For positioning the motor 3 outside said box assembly 1. Preferably, in this embodiment, the motor 3 is provided with two positioning seats 32, one is used for sleeving the positioning column 14, and the other is used for installing a screw to fasten with the box assembly 1.

In this embodiment, a motor shaft 31 is disposed on the motor 3, and a motor shaft hole 11 is formed in the box assembly 1, so that the motor shaft 31 penetrates and is connected with the second gear 4. Similarly, the motor shaft 31 has a horizontal cutting groove with a certain distance, the horizontal cutting groove is inserted into and penetrates through the central hole of the second gear 4, a limiting groove 13 is formed in the inner wall surface of the box body assembly 1, the part of the motor shaft 31 penetrating through the second gear 4 extends into the limiting groove 13, the limiting groove 13 is in clearance fit with the motor shaft 31, and the groove diameter of the limiting groove 13 is smaller than the diameter of the second gear 4 and is used for limiting the second gear 4 in the radial direction and the axial direction.

Referring to fig. 1 and fig. 2, in the present embodiment, the box assembly 1 includes a box cover 1a and a box body 1b, the box cover 1a and the box body 1b wrap the second gear 4 and the pin assembly 2, that is, the second gear 4 and a part of the pin 21, the first gear 22, and the bearing 23, and the box cover 1a and the box body 1b cover along the axial direction of the pin assembly 2. The box cover 1a and the box body 1b are locked by arranging a plurality of screws. Preferably, counter bores are formed in the box cover 1a and the box body 1b for mounting the screws, so that the screws can be hidden to a certain extent while fastening is guaranteed. As shown in fig. 3, the edge where the box cover 1a and the box body 1b are fastened is stepped, and plays a role of auxiliary positioning in the transferring process.

Referring to fig. 1 and fig. 2, more specifically, in the present embodiment, the bearing chamber 12 is formed by covering the case cover 1a and the case body 1b, the case cover 1a and the case body 1b are both reversely protruded to the outside to form a section of cylinder, the insides of the two cylinders are cavities, the two cavities are buckled to form the bearing chamber 12, and both ends of the two cylinders are opened to allow the output ends 211 at both ends of the pin 21 to extend out to be connected with the third gear 5. The box body 1b is provided with a through hole for a motor shaft 31 of the motor 3 to penetrate, the motor 3 is fixed on the outer side surface of the box body 1b, and the positioning column 14 is arranged on the outer side surface of the box body 1 b. The limiting groove 13 is disposed on an inner side wall of the case cover 1a, and is used for inserting the motor shaft 31 and limiting the second gear 4 in the axial direction by abutting against the second gear 4.

The utility model discloses a setting has two output 211's round pin axle 21 to through the simple transmission of first gear 22 and second gear 4, realized the dual output function of single gear box, simple structure is compact, and area is little, is fit for being applied to on the small household appliances such as broken wall cooking machine that have dual output demand, and the structure is reliable and with low costs, assembles simply, and the adaptation scope is wide.

The problem of broken wall cooking machine among the prior art only have gearbox of single output function be applied to unsuitable under the dual output demand scene is solved.

Finally, it should also be noted that, in this document, relational terms such as first and second, and the like are 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. The term "comprising" is used to specify the presence of stated features, integers, steps, operations, elements, components, and/or groups thereof, but does not exclude the presence of other similar features, integers, steps, operations, components, or groups thereof.

Although the present application has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the application, and all changes, substitutions and alterations that fall within the spirit and scope of the application are to be understood as being covered by the following claims.

Claims (10)

1. A dual output gearbox characterized in that: comprises a box body component (1), a pin shaft component (2), a motor (3) and a second gear (4);

the motor (3) is connected with the second gear (4), and the motor (3) drives the second gear (4) to rotate;

the pin shaft assembly (2) comprises a pin shaft (21) and a first gear (22) sleeved on the pin shaft (21), the pin shaft (21) and the first gear (22) rotate synchronously, and the first gear (22) is meshed with the second gear (4);

the pin shaft (21), the first gear (22) and the second gear (4) are assembled inside the box body component (1);

the two ends of the pin shaft (21) are output ends (211), and through holes are formed in the two ends of the box body assembly (1) to allow the two output ends (211) to extend out.

2. The dual output gearbox of claim 1, wherein: the double-output gearbox further comprises two third gears (5), wherein the two third gears (5) are respectively arranged on the two output ends (211) and synchronously rotate with the pin shaft (21).

3. The dual output gearbox of claim 2, wherein: the output end (211) is in a special-shaped column shape, a slot is formed in the third gear (5) for the output end (211) to insert, and the shape of the slot is matched with that of the output end (211).

4. The dual output gearbox of claim 1, wherein: the pin shaft assembly (2) further comprises two bearings (23), and the two bearings (23) are sleeved on the pin shaft (21) and located on two sides of the first gear (22);

a columnar bearing chamber (12) is arranged in the box body assembly (1), the pin shaft (21) penetrates through the bearing chamber (12), and the bearing (23) is located between the pin shaft (21) and the inner wall surface of the bearing chamber (12).

5. The dual output gearbox of claim 1, wherein: the motor (3) is provided with a plurality of positioning seats (32), at least one positioning seat (32) is provided with a positioning hole (321), the outer wall surface of the box body component (1) is convexly provided with a positioning column (14), and the positioning column (14) is inserted into the positioning hole (321).

6. The dual output gearbox of claim 5, wherein: and a screw is arranged between one of the positioning seats (32) and the outer wall surface of the box body component (1) for locking.

7. The dual output gearbox of claim 1, wherein: be equipped with motor shaft (31) on motor (3), set up motor shaft hole (11) on box subassembly (1) for motor shaft (31) penetrate with second gear (4) are connected.

8. The dual output gearbox of claim 7, wherein: the inner wall surface of the box body assembly (1) is provided with a limiting groove (13), the motor shaft (31) penetrates through the second gear (4) and stretches into the limiting groove (13), the limiting groove (13) is in clearance fit with the motor shaft (31), and the groove diameter of the limiting groove (13) is smaller than the diameter of the second gear (4).

9. The dual output gearbox of claim 1, wherein: the box body assembly (1) comprises a box cover (1 a) and a box body (1 b), the box cover (1 a) and the box body (1 b) wrap the pin shaft assembly (2), and the box cover (1 a) and the box body (1 b) cover the axial direction of the pin shaft assembly (2).

10. The dual output gearbox of claim 9, wherein: the box cover (1 a) and the box body (1 b) are locked by a plurality of screws.

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