CN209818566U - Firmly-connected household appliance shaft - Google Patents

Abstract

The utility model discloses a firm in connection's domestic appliance axle, including driving shaft and driven shaft, through shaft coupling fixed connection between driving shaft and the driven shaft, the joint platform of looks adaptation is all seted up to the one end that driving shaft and driven shaft are relative, two the draw-in groove has all been seted up to the corresponding one side of joint platform, and the inside swing joint of draw-in groove has the card strip, the round hole has all been seted up, two to the upper and lower both sides of driving shaft right-hand member and driven shaft left end the inside joint of round hole has the minor axis, the shaft coupling includes left thread bush and right thread bush, the utility model relates to an electrical apparatus axle technical field. This firm in connection's domestic appliance axle utilizes two joint platforms, can bear the moment of torsion between driving shaft and the driven shaft, and the atress is even, and cooperation round hole and minor axis use the back, for directly using the shaft coupling, the moment of torsion that bears is bigger, and utilizes the cooperation of card strip and draw-in groove, can bear axial pulling force, simple structure, and the performance is stronger.

Description

Firmly-connected household appliance shaft

Technical Field

The utility model relates to an electrical apparatus axle technical field specifically is a firm in connection's domestic appliance axle.

Background

The shaft is a cylindrical object which is penetrated in the middle of the bearing or the middle of the wheel or the middle of the gear, but a small part of the shaft is square. A shaft is a mechanical part that supports and rotates with a rotating part to transmit motion, torque, or bending moment. Typically in the form of a metal rod, each section may have a different diameter. The parts of the machine that rotate are mounted on the shaft. The structural design of the shaft is an important step in determining the reasonable appearance and the overall structural size of the shaft and is an important step in shaft design. The bearing is characterized in that the bearing is related to the type, the size and the position of a part mounted on a shaft, the fixing mode of the part, the property, the direction, the size and the distribution condition of load, the type and the size of a bearing, a blank of the shaft, a manufacturing and assembling process, mounting and transportation, deformation of the shaft and other factors.

The existing part shaft is generally of a simple rod-shaped structure, the torque resistance strength, the tensile strength and the like of the part shaft are generally determined by the material and the size of the shaft, the larger the stress is, the larger the general volume of the shaft is, but under the condition of limited space, the shaft with the larger volume is inconvenient to use if enough strength is kept.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a firm in connection's domestic appliance axle has solved nevertheless under the limited condition in space, will keep sufficient intensity, uses the great axle of volume then comparatively inconvenient problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a firm in connection's domestic appliance axle, includes driving shaft and driven shaft, through shaft coupling fixed connection between driving shaft and the driven shaft, the joint platform of looks adaptation is all seted up to the one end that driving shaft and driven shaft are relative, two the draw-in groove has all been seted up to the corresponding one side of joint platform, and the inside swing joint of draw-in groove has the card strip, the round hole has all been seted up, two to the upper and lower both sides of driving shaft right-hand member and driven shaft left end the inside joint of round hole has the minor axis.

Preferably, the coupler comprises a left threaded sleeve and a right threaded sleeve, and the right side of the inner surface of the left threaded sleeve is in threaded connection with the left side of the outer surface of the right threaded sleeve.

Preferably, the left thread sleeve is sleeved on the surface of the driving shaft, and the right thread sleeve is sleeved on the surface of the driven shaft.

Preferably, the driving shaft and the driven shaft are arranged on the surface of the shaft coupling and are provided with annular grooves on two sides of the shaft coupling, and the driving shaft and the driven shaft are arranged on the surface of the shaft coupling and are filled with hot melt adhesive between the annular grooves and the shaft coupling.

Preferably, the left end of the driving shaft and the right end of the driven shaft are both fixedly connected with prism sleeves, and prisms penetrate through the insides of the driving shaft, the driven shaft and the prism sleeves.

Preferably, prismatic through holes matched with the prisms are formed in the driving shaft, the driven shaft and the prism sleeve.

Advantageous effects

The utility model provides a firm in connection's domestic appliance axle. Compared with the prior art, the method has the following beneficial effects:

(1) this firm in connection's domestic appliance axle, the joint platform through all seting up the looks adaptation in the one end that driving shaft and driven shaft are relative, the draw-in groove has all been seted up to two corresponding one sides of joint platform, and the inside swing joint of draw-in groove has the card strip, the round hole has all been seted up with the upper and lower both sides of driven shaft left end to the driving shaft right-hand member, the inside joint of two round holes has the minor axis, utilize two joint platforms, can bear the moment of torsion between driving shaft and the driven shaft, and the atress is even, the cooperation round hole uses the back with the minor axis, for direct use the shaft coupling, the moment of torsion that bears is bigger, and utilize card strip and draw-in.

(2) This firm in connection's domestic appliance axle, including left thread bush and right thread bush through making the shaft coupling, and the right side of left thread bush inner surface and the left side threaded connection of right thread bush surface, the surface at the driving shaft is established to left thread bush, the surface at the driven shaft is established to right thread bush, the annular has all been seted up to the surface of driving shaft and driven shaft and the both sides that are located the shaft coupling, the surface of driving shaft and driven shaft just is located and has filled the hot melt adhesive between annular and the shaft coupling, utilize the shaft coupling can firmly fix driving shaft and driven shaft together, and threaded connection mode installation is more convenient, need not at epaxial tapping, and the screw is connected, it still can firmly fix the shaft coupling to set up the annular and the cooperation of hot melt adhesive, only need heat to dissolve hot melt adhesive alright when.

(3) This firm in connection's domestic appliance axle, through the equal fixedly connected with prism cover of the left end at the driving shaft and the right-hand member of driven shaft, the driving shaft, the inside of driven shaft and prism cover is run through there is the prism, the prismatic through-hole with prismatic looks adaptation is all seted up to the inside of driving shaft, driven shaft and prism cover, utilize prism and prism cover with driving shaft and driven shaft and motor with treat the operation work piece and be connected, inside and outside double-deck atress, the atress is more even stronger, the great that makes the axle body need not the design.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is an exploded view of the structure of the present invention;

fig. 3 is a left side view of the driven shaft structure of the present invention.

In the figure: 1-driving shaft, 2-driven shaft, 3-clamping platform, 4-clamping groove, 5-clamping strip, 6-round hole, 7-short shaft, 8-coupler, 9-left thread sleeve, 10-right thread sleeve, 11-ring groove, 12-hot melt adhesive, 13-prism sleeve, 14-prism and 15-prism through hole.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a firmly-connected household appliance shaft comprises a driving shaft 1 and a driven shaft 2, annular grooves 11 are formed in the surfaces of the driving shaft 1 and the driven shaft 2 and located on two sides of a coupler 8, hot melt adhesives 12 are filled between the annular grooves 11 and the coupler 8 and located on the surfaces of the driving shaft 1 and the driven shaft 2, the driving shaft 1 and the driven shaft 2 can be firmly fixed together by using the coupler 8, the mounting in a threaded connection mode is more convenient, screw holes do not need to be formed in the shaft, the coupler 8 can be firmly fixed by arranging the annular grooves 11 to be matched with the hot melt adhesives 12, the coupler 8 can be detached only by heating and dissolving the hot melt adhesives 12, the use is convenient, prism sleeves 13 are fixedly connected to the left end of the driving shaft 1 and the right end of the driven shaft 2, prisms 14 penetrate through the driving shaft 1, the driven shaft 2 and the prism sleeves 13, and prismatic through holes 15 matched with the prisms 14 are formed in the driving shaft 1, the, the prism 14 and the prism sleeve 13 are utilized to connect the driving shaft 1 and the driven shaft 2 with the motor and the workpiece to be operated, the inner layer and the outer layer are stressed, the stress is more uniform and stronger, the shaft body is not required to be designed to be larger, the motor and the workpiece to be operated are required to be matched with the connecting part of the prism 14 and the prism sleeve 13, the driving shaft 1 and the driven shaft 2 are fixedly connected through the coupler 8, the coupler 8 comprises a left thread sleeve 9 and a right thread sleeve 10, the right side of the inner surface of the left thread sleeve 9 is in threaded connection with the left side of the outer surface of the right thread sleeve 10, the left thread sleeve 9 is sleeved on the surface of the driving shaft 1, the right thread sleeve 10 is sleeved on the surface of the driven shaft 2, the opposite ends of the driving shaft 1 and the driven shaft 2 are respectively provided with a clamping platform 3 which is matched with each other, one side corresponding to the two clamping platforms 3 is respectively provided with a clamping groove, the inside joint of two round holes 6 has minor axis 7, utilizes two joint platforms 3, can bear the moment of torsion between driving shaft 1 and the driven shaft 2, and the atress is even, and cooperation round hole 6 uses the back with minor axis 7, for directly using the shaft coupling, the moment of torsion that bears is bigger, and utilizes card strip 5 and draw-in groove 4 cooperation, can bear axial pulling force, simple structure, and the performance is stronger.

During installation, a driving shaft 1 fixed with a motor and a driven shaft 2 fixed with a to-be-transmitted piece are spliced together through a clamping platform 3, during splicing, a left thread sleeve 9 and a right thread sleeve 10 are sleeved on the surfaces of the driving shaft 1 and the driven shaft 2 respectively, a prism 14 penetrates through the driving shaft 1 and the driven shaft 2, two short shafts 7 are inserted into an upper round hole and a lower round hole 6 respectively, then the driving shaft 1 and the driven shaft 2 are pushed towards the middle and combined, then a clamping strip 5 is inserted into a clamping groove 4, the left thread sleeve 9 and the right thread sleeve 10 slide towards the middle and are screwed, and finally, the two ends of a coupler 8 are sealed and fixed through hot melt adhesives 12.

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.

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 (6)

1. The utility model provides a firm in connection's domestic appliance axle, includes driving shaft (1) and driven shaft (2), through shaft coupling (8) fixed connection, its characterized in that between driving shaft (1) and driven shaft (2): joint platform (3) of looks adaptation are all seted up to the one end that driving shaft (1) and driven shaft (2) are relative, two draw-in groove (4) have all been seted up to the corresponding one side of joint platform (3), and the inside swing joint of draw-in groove (4) has card strip (5), round hole (6), two have all been seted up to the upper and lower both sides of driving shaft (1) right-hand member and driven shaft (2) left end the inside joint of round hole (6) has minor axis (7).

2. A securely connected household appliance shaft according to claim 1, characterized in that: the coupler (8) comprises a left threaded sleeve (9) and a right threaded sleeve (10), and the right side of the inner surface of the left threaded sleeve (9) is in threaded connection with the left side of the outer surface of the right threaded sleeve (10).

3. A securely connected household appliance shaft according to claim 2, characterized in that: the left thread sleeve (9) is sleeved on the surface of the driving shaft (1), and the right thread sleeve (10) is sleeved on the surface of the driven shaft (2).

4. A securely connected household appliance shaft according to claim 1, characterized in that: ring groove (11) have all been seted up on the surface of driving shaft (1) and driven shaft (2) and the both sides that are located shaft coupling (8), the surface of driving shaft (1) and driven shaft (2) just is located and is filled hot melt adhesive (12) between ring groove (11) and shaft coupling (8).

5. A securely connected household appliance shaft according to claim 1, characterized in that: the driving shaft is characterized in that the left end of the driving shaft (1) and the right end of the driven shaft (2) are fixedly connected with prism sleeves (13), and prisms (14) penetrate through the insides of the driving shaft (1), the driven shaft (2) and the prism sleeves (13).

6. A securely connected household appliance shaft according to claim 5, characterized in that: prismatic through holes (15) matched with the prisms (14) are formed in the driving shaft (1), the driven shaft (2) and the prism sleeve (13).