CN210898783U

CN210898783U - Motor drive shaft

Info

Publication number: CN210898783U
Application number: CN201921673296.8U
Authority: CN
Inventors: 蔡玲民; 唐修晨; 谢亮
Original assignee: Xuzhou Ruilian Gear Co ltd
Current assignee: Xuzhou Ruilian Gear Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-06-30
Anticipated expiration: 2029-10-09

Abstract

The utility model relates to a drive shaft technical field just discloses a motor drive shaft, including the drive shaft body, the outside fixed mounting of drive shaft body has the fan, the outside fixed mounting of drive shaft body has the bearing that is located the fan right side, the outside fixed mounting of drive shaft body has quantity to be two and is located the stopper on bearing right side, the outside fixed mounting of drive shaft body has and is located two rotor between the stopper, the hole of putting has been seted up on the right side of drive shaft body, the inside keyway of being symmetric distribution and with putting the hole intercommunication of seting up of right-hand member of drive shaft body, the top and the bottom of drive shaft body have all been seted up with two the through-hole of keyway intercommunication, the inside movable mounting of through-hole has the dead lever that extends into in the. This motor drive shaft has solved the inconvenient problem of installing and dismantling with external transfer line of traditional drive shaft.

Description

Motor drive shaft

Technical Field

The utility model relates to a drive shaft technical field specifically is a motor drive shaft.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, and the motor comprises driving shafts, wherein the driving shafts are one working device of the loader and can push the smoothness of the loader, so that the driving wheels can rotate at different angular speeds.

Most of driving shafts on the market are connected with an external transmission rod through a coupler, the connection mode is complicated, the transmission rod is inconvenient to mount and dismount, and therefore the motor driving shaft is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a motor drive shaft possesses and is convenient for install and dismantle advantage such as with external transfer line, has solved the inconvenient problem of installing and dismantling with external transfer line of traditional drive shaft.

(II) technical scheme

For realizing above-mentioned be convenient for install and dismantle the purpose with external transfer line, the utility model provides a following technical scheme: a motor driving shaft comprises a driving shaft body, wherein a fan is fixedly arranged on the outer portion of the driving shaft body, a bearing positioned on the right side of the fan is fixedly arranged on the outer portion of the driving shaft body, two limit blocks which are positioned on the right side of the bearing are fixedly arranged on the outer portion of the driving shaft body, a rotor positioned between the two limit blocks is fixedly arranged on the outer portion of the driving shaft body, an embedding hole is formed in the right side of the driving shaft body, key grooves which are symmetrically distributed and communicated with the embedding hole are formed in the inner portion of the right end of the driving shaft body, through holes communicated with the two key grooves are formed in the top portion and the bottom portion of the driving shaft body, fixing rods extending into the key grooves are movably arranged in the through holes, gaskets positioned in the key grooves are fixedly arranged on the outer portions of the two, the fixed rod is characterized in that a first spring located between a gasket and the fixture block is sleeved outside the fixed rod, the inner movable mounting of the insertion hole is provided with a transmission rod located between the fixture blocks, a flat key with one end extending into the key groove is fixedly mounted at the top and the bottom of the transmission rod, a second spring located on the left side of the flat key is fixedly mounted on the left side wall of the key groove, and a gasket is fixedly mounted on the right side of the second spring.

Preferably, the fixing rod is T-shaped, and the diameter of the fixing rod is matched with the aperture of the through hole.

Preferably, the depth of the key groove is larger than the height of the flat key, and the width of the key groove is matched with the width of the flat key.

Preferably, the fan includes that sleeve and quantity are three flabellum and constitute, sleeve fixed mounting is in the outside of drive shaft body, and three flabellum is the equidistance and encircles distribution in the sleeve outside.

Preferably, the two limiting blocks are symmetrically distributed on the left side and the right side of the rotor, and the height of the flat key is larger than that of the second spring.

Preferably, the transmission rod is made of low-alloy high-strength steel, and the diameter of the transmission rod is consistent with the aperture of the insertion hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a motor drive shaft possesses following beneficial effect:

this motor drive shaft, when using, through the outside pulling dead lever of staff, the dead lever drives the first spring of fixture block extrusion and outwards removes, put into the transfer line again and place downtheholely, the parallel key gets into the keyway extrusion second spring simultaneously, loosen the dead lever again, the fixture block presss from both sides tightly the transfer line under the spring action of first spring this moment, and block the parallel key and prevent that it from sliding in the keyway, the purpose of the installation of being convenient for of transfer line has been realized, otherwise, outwards stimulate the dead lever through the staff, the transfer line is taken out from putting into the downthehole again, convenient to detach's purpose has been realized, the inconvenient problem of installing and dismantling with external transfer line of traditional drive shaft has been solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a right side view of the present invention.

In the figure: the fan comprises a drive shaft body 1, a fan 2, a bearing 3, a limiting block 4, a rotor 5, an insertion hole 6, a key groove 7, a through hole 8, a fixing rod 9, a washer 10, a first spring 11, a clamping block 12, a transmission rod 13, a flat key 14, a second spring 15 and a gasket 16.

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, a motor driving shaft includes a driving shaft body 1, a fan 2 is fixedly installed outside the driving shaft body 1, the fan 2 includes a sleeve and three blades, the sleeve is fixedly installed outside the driving shaft body 1, the three blades are equidistantly distributed around the sleeve, a bearing 3 located on the right side of the fan 2 is fixedly installed outside the driving shaft body 1, two limit blocks 4 located on the right side of the bearing 3 are fixedly installed outside the driving shaft body 1, a rotor 5 located between the two limit blocks 4 is fixedly installed outside the driving shaft body 1, an insertion hole 6 is formed on the right side of the driving shaft body 1, key slots 7 symmetrically distributed and communicated with the insertion hole 6 are formed inside the right end of the driving shaft body 1, through holes 8 communicated with the two key slots 7 are formed at the top and the bottom of the driving shaft body 1, the inside of the through hole 8 is movably provided with a fixed rod 9 extending into the key slot 7, the fixed rod 9 is T-shaped, the diameter of the fixed rod 9 is matched with the aperture of the through hole 8, the outsides of the two fixed rods 9 are fixedly provided with gaskets 10 positioned inside the key slot 7, one opposite side of the two fixed rods 9 is fixedly connected with clamping blocks 12, the outsides of the two fixed rods 9 are sleeved with first springs 11 positioned between the gaskets 10 and the clamping blocks 12, the inside of the hole 6 is movably provided with a transmission rod 13 positioned between the two clamping blocks 12, the transmission rod 13 is low-alloy high-strength steel, the diameter of the transmission rod 13 is consistent with the aperture of the hole 6, the top and the bottom of the transmission rod 13 are fixedly provided with a flat key 14, one end of the flat key 14 extends into the key slot 7, the depth of the key slot 7 is greater than the height of the flat key 14, the width of the key slot 7 is matched with the width of the flat key 14, the left side, the two limit blocks 4 are symmetrically distributed at the left side and the right side of the rotor 5, the height of the flat key 14 is larger than that of the second spring 15, the right sides of the two second springs 15 are both fixedly provided with a gasket 16, when in use, the fixing rod 9 is pulled outwards by a worker, the fixing rod 9 drives the clamping block 12 to extrude the first spring 11 and move outwards, the transmission rod 13 is placed in the placing hole 6, meanwhile, the flat key 14 enters the key groove 7 to press the second spring 15, then the fixing rod 9 is loosened, at the moment, the fixture block 12 clamps the transmission rod 13 under the action of the elastic force of the first spring 11, and the flat key 14 is blocked against sliding in the key slot 7, achieving the purpose of facilitating the mounting of the transmission rod 13, which, on the contrary, the fixing rod 9 is pulled outwards by the worker, and the transmission rod 13 is taken out from the insertion hole 6, so that the purpose of convenient disassembly is achieved, and the problem that the traditional driving shaft is inconvenient to install and disassemble with the external transmission rod 13 is solved.

To sum up, this motor drive axle, when using, through staff's outside pulling dead lever 9, dead lever 9 drives fixture block 12 and extrudes first spring 11 and outwards removes, place transfer line 13 again in placing the hole 6, while flat key 14 gets into in keyway 7 and extrudees second spring 15, loosen dead lever 9 again, fixture block 12 presss from both sides tight transfer line 13 under the elastic force effect of first spring 11 this moment, and block flat key 14 and prevent it from sliding in keyway 7, the purpose of being convenient for installation of transfer line 13 has been realized, otherwise, through staff's outside pulling dead lever 9, transfer line 13 takes out from placing the hole 6 again, the purpose of being convenient for dismantle has been realized, the problem that traditional drive axle was inconvenient to be installed and is dismantled with external transfer line 13 has been solved.

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.

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. A motor drive shaft, comprising a drive shaft body (1), characterized in that: the fan driving mechanism is characterized in that a fan (2) is fixedly arranged on the outer portion of the driving shaft body (1), a bearing (3) located on the right side of the fan (2) is fixedly arranged on the outer portion of the driving shaft body (1), two limiting blocks (4) which are located on the right side of the bearing (3) are fixedly arranged on the outer portion of the driving shaft body (1), a rotor (5) located between the two limiting blocks (4) is fixedly arranged on the outer portion of the driving shaft body (1), an embedding hole (6) is formed in the right side of the driving shaft body (1), key grooves (7) which are symmetrically distributed and communicated with the embedding hole (6) are formed in the inner portion of the right end of the driving shaft body (1), through holes (8) communicated with the two key grooves (7) are formed in the top and the bottom of the driving shaft body (1), and fixing rods (9) extending into the key grooves, two the equal fixed mounting in outside of dead lever (9) has packing ring (10), two that are located keyway (7) inside packing ring (10), two the equal fixedly connected with fixture block (12) in relative one side of dead lever (9), two the outside of dead lever (9) has all cup jointed first spring (11) that are located between packing ring (10) and fixture block (12), the inside movable mounting who puts into hole (6) has and is located two transfer line (13) between fixture block (12), the equal fixed mounting in top and the bottom of transfer line (13) has flat key (14) that one end extends to keyway (7), two the equal fixed mounting in inslot left side wall of keyway (7) has and is located left second spring (15) in flat key (14), two the equal fixed mounting in right side of second spring (15) has gasket (16).

2. A motor drive shaft according to claim 1, wherein: the fixing rod (9) is T-shaped, and the diameter of the fixing rod (9) is matched with the aperture of the through hole (8).

3. A motor drive shaft according to claim 1, wherein: the depth of the key groove (7) is larger than the height of the flat key (14), and the width of the key groove (7) is matched with the width of the flat key (14).

4. A motor drive shaft according to claim 1, wherein: fan (2) include that sleeve and quantity are three flabellum and constitute, sleeve fixed mounting is in the outside of drive shaft body (1), and three flabellum is the equidistance and encircles distribution in the sleeve outside.

5. A motor drive shaft according to claim 1, wherein: the two limiting blocks (4) are symmetrically distributed on the left side and the right side of the rotor (5), and the height of the flat key (14) is larger than that of the second spring (15).

6. A motor drive shaft according to claim 1, wherein: the transmission rod (13) is made of low-alloy high-strength steel, and the diameter of the transmission rod (13) is consistent with the aperture of the embedding hole (6).