CN211151711U

CN211151711U - DC motor

Info

Publication number: CN211151711U
Application number: CN201922126479.4U
Authority: CN
Inventors: 滕延丽
Original assignee: Shandong Hengxin Electric Appliance Group Co ltd
Current assignee: Shandong Hengxin Electric Appliance Group Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-07-31
Anticipated expiration: 2029-12-02

Abstract

The utility model relates to the technical field of motors, and a DC motor is disclosed, including the damper box, the bottom fixed mounting of damper box inner chamber has damping spring, damping spring's top fixed mounting has the fly leaf, fixed mounting has one end to run through and extend to the outside gag lever post of fly leaf between the top of damper box inner chamber and the relative one side in bottom, set up the spacing groove that quantity is four around the inside of damper box. This direct current motor, through being provided with damping spring, when taking place vibrations, most power can be via the fixed plate promptly, fixed block and fly leaf are absorbed by damping spring, make can reach fine shock attenuation effect, through being provided with the gag lever post, make the fly leaf can not take place the skew, through being provided with spacing groove and stopper, make the mobile scope of fly leaf restricted, through being provided with logical groove and supporting leg, make the direct current motor body can not break away from in the fixed slot.

Description

DC motor

Technical Field

The utility model relates to the technical field of motors, specifically a direct current motor.

Background

The direct current motor is a motor which converts direct current electric energy into mechanical energy and is widely applied to electric mopping due to good speed regulation performance, and is divided into three types, namely permanent magnet, separately excited and self-excited according to an excitation mode, wherein the self-excited is divided into three types, namely parallel excitation, series excitation and compound excitation.

At present, the existing direct current motors are various, but most of the direct current motors have the problem of poor damping effect, so that the service life is shortened, the structure is unstable, a large amount of noise is generated, unnecessary troubles are caused, and the direct current motors are provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a direct current motor possesses advantages such as the shock attenuation is effectual, has solved and can have leaded to life to reduce, and can make the structure unstable to send the problem of a large amount of noises.

(II) technical scheme

For realizing the effectual purpose of above-mentioned shock attenuation, the utility model provides a following technical scheme: a direct current motor comprises a damping box, wherein a damping spring is fixedly installed at the bottom of an inner cavity of the damping box, a movable plate is fixedly installed at the top of the damping spring, a limiting rod with one end penetrating through and extending to the outside of the movable plate is fixedly installed between the top of the inner cavity of the damping box and one side opposite to the bottom of the inner cavity of the damping box, four limiting grooves are formed in the periphery of the inner part of the damping box, limiting blocks with one ends penetrating through and extending to the inside of the four limiting grooves are fixedly installed on the periphery of the outer surface of the movable plate, a fixed block with one end penetrating through and extending to the outside of the damping box is fixedly installed at the top of the movable plate, four nuts are movably installed on the periphery of the top of the fixed plate, four thread grooves are formed in the periphery of the top of the damping box, threaded rods with one ends penetrating through the fixed plate and extending, the top fixed mounting of fixed plate has the fixing base, the fixed slot has been seted up at the top of fixing base, the inside fixed mounting of fixed slot has the direct current motor body, logical groove has been seted up to the inside of fixing base, the bottom fixed mounting of direct current motor body has one end to run through and extends to the supporting leg that leads to inslot portion.

Preferably, the shock-absorbing box is a hollow cuboid, and a movable hole matched with the size of the fixed block is formed in the top of the shock-absorbing box.

Preferably, damping spring's quantity is four groups, every group damping spring's quantity is five and is parallel equidistance and distributes in the front and back both ends of surge tank inner chamber bottom.

Preferably, the quantity of stopper is four, four the stopper is the annular distribution in the surface of fly leaf, four the stopper respectively with four spacing groove joint.

Preferably, the size of the thread groove is matched with that of the threaded rods, and the four threaded rods are in threaded connection with the four thread grooves respectively.

Preferably, the number of supporting legs is two sets of, every group the number of supporting legs is two and all is both ends around the dc motor body bottom symmetrically distributed.

(III) advantageous effects

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

this direct current motor, through being provided with damping spring, when taking place vibrations, most power can be via the fixed plate promptly, fixed block and fly leaf are absorbed by damping spring, make can reach fine shock attenuation effect, through being provided with the gag lever post, make the fly leaf can not take place the skew, through being provided with spacing groove and stopper, make the mobile scope of fly leaf restricted, through being provided with thread groove and threaded rod, make the fixed plate installation more firm and can not take place the skew, through being provided with logical groove and supporting leg, make the direct current motor body can not break away from in the fixed slot, people's use has been made things convenient for, overall structure is more firm.

Drawings

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

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

fig. 3 is a side sectional structure view of the present invention.

In the figure: 1 surge tank, 2 damping spring, 3 fly leaf, 4 gag lever posts, 5 spacing grooves, 6 stopper, 7 fixed blocks, 8 fixed plates, 9 nut, 10 thread grooves, 11 threaded rods, 12 fixing bases, 13 fixed slots, 14 DC motor body, 15 logical groove, 16 supporting legs.

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 direct current motor includes a damper box 1, the damper box 1 is a cuboid with a hollow interior, the top of the damper box 1 is provided with a movable hole matched with a fixed block 7 in size, the bottom of the inner cavity of the damper box 1 is fixedly provided with damper springs 2, the number of the damper springs 2 is four, each group of the damper springs 2 is five and is distributed at the front and rear ends of the bottom of the inner cavity of the damper box 1 in parallel and equidistantly, the top of the damper springs 2 is fixedly provided with a movable plate 3, a limit rod 4 with one end penetrating and extending to the outside of the movable plate 3 is fixedly arranged between the top and the opposite side of the bottom of the inner cavity of the damper box 1, the periphery of the inner part of the damper box 1 is provided with four limit grooves 5, the periphery of the outer surface of the movable plate 3 is fixedly provided with limit blocks 6 with one end penetrating and extending to, four limit blocks 6 are annularly distributed on the outer surface of a movable plate 3, the four limit blocks 6 are respectively clamped with four limit grooves 5, a fixed block 7 with one end penetrating and extending to the outside of a damping box 1 is fixedly arranged at the top of the movable plate 3, a fixed plate 8 is fixedly arranged at the top of the fixed block 7, four nuts 9 are movably arranged around the top of the fixed plate 8, four thread grooves 10 are arranged around the top of the damping box 1, the size of each thread groove 10 is matched with that of each thread rod 11, the four thread rods 11 are respectively in threaded connection with the four thread grooves 10, the bottom of each nut 9 is fixedly provided with the thread rods 11 with one ends penetrating through the fixed plate 8 and extending to the inside of the four thread grooves 10, a fixed seat 12 is fixedly arranged at the top of the fixed plate 8, a fixed groove 13 is arranged at the top of the fixed seat, the fixing seat 12 is internally provided with a through groove 15, the bottom of the DC motor body 14 is fixedly provided with supporting legs 16, one end of each supporting leg 16 penetrates through and extends to the inside of the through groove 15, the number of the supporting legs 16 is two, the number of each group of supporting legs 16 is two, and the supporting legs are symmetrically distributed at the front end and the rear end of the bottom of the DC motor body 14, by arranging the damping springs 2, when the DC motor vibrates, most force is absorbed by the damping springs 2 through the fixing plate 8, the fixing block 7 and the movable plate 3, so that a good damping effect can be achieved, by arranging the limiting rod 4, the movable plate 3 can not deviate, by arranging the limiting groove 5 and the limiting block 6, the movable range of the movable plate 3 is limited, by arranging the threaded groove 10 and the threaded rod 11, the fixing plate 8 can be more firmly installed without, the direct current motor body 14 cannot be separated from the fixing groove 13, so that the use of people is facilitated, and the integral structure is more stable.

When the shock absorber is used, most of force is absorbed by the shock absorbing spring 2 through the fixed plate 8, the fixed block 7 and the movable plate 3 when shock occurs, so that a good shock absorbing effect can be achieved.

In conclusion, this dc motor, through being provided with damping spring 2, when taking place vibrations, most power can be via fixed plate 8 promptly, fixed block 7 and fly leaf 3 are absorbed by damping spring 2, make can reach fine shock attenuation effect, through being provided with gag lever post 4, make fly leaf 3 can not take place the skew, through being provided with spacing groove 5 and stopper 6, make the mobile scope of fly leaf 3 restricted, through being provided with thread groove 10 and threaded rod 11, make the more firm and can not take place the skew of fixed plate 8 installation, through being provided with logical groove 15 and supporting leg 16, make dc motor body 14 can not break away from in fixed slot 13, made things convenient for people's use, overall structure is more firm, solved and can lead to the life to reduce, and can make the structure unstable, thereby send the problem of a large amount of noises.

It is to be noted that 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 direct current motor comprising a damping box (1), characterized in that: the damping box is characterized in that a damping spring (2) is fixedly mounted at the bottom of an inner cavity of the damping box (1), a movable plate (3) is fixedly mounted at the top of the damping box (2), a limiting rod (4) with one end penetrating through and extending to the outside of the movable plate (3) is fixedly mounted between the top of the inner cavity of the damping box (1) and one side opposite to the bottom of the inner cavity of the damping box (1), four limiting grooves (5) are formed in the periphery of the inside of the damping box (1), limiting blocks (6) with one ends penetrating through and extending to the inside of the four limiting grooves (5) are fixedly mounted at the periphery of the outer surface of the movable plate (3), a fixed block (7) with one end penetrating through and extending to the outside of the damping box (1) is fixedly mounted at the top of the fixed block (7), a fixed plate (8) is fixedly mounted at the periphery of, seted up quantity all around at surge tank (1) top and be four thread groove (10), the bottom fixed mounting of nut (9) has one end to run through fixed plate (8) and extend to four inside threaded rod (11) of thread groove (10), the top fixed mounting of fixed plate (8) has fixing base (12), fixed slot (13) have been seted up at the top of fixing base (12), the inside fixed mounting of fixed slot (13) has direct current motor body (14), logical groove (15) have been seted up to the inside of fixing base (12), the bottom fixed mounting of direct current motor body (14) has one end to run through and extend to logical supporting leg (16) inside groove (15).

2. A direct current motor according to claim 1, wherein: the shock absorption box (1) is a cuboid with a hollow interior, and a movable hole matched with the fixed block (7) in size is formed in the top of the shock absorption box (1).

3. A direct current motor according to claim 1, wherein: the quantity of damping spring (2) is four groups, every group the quantity of damping spring (2) is five and is parallel equidistance and distributes in the front and back both ends of surge tank (1) inner chamber bottom.

4. A direct current motor according to claim 1, wherein: the quantity of stopper (6) is four, four stopper (6) are the annular distribution in the surface of fly leaf (3), four stopper (6) respectively with four spacing groove (5) joint.

5. A direct current motor according to claim 1, wherein: the size of the thread groove (10) is matched with that of the threaded rods (11), and the four threaded rods (11) are in threaded connection with the four thread grooves (10) respectively.

6. A direct current motor according to claim 1, wherein: the number of supporting legs (16) is two sets of, every group the number of supporting legs (16) is two and all is both ends around the symmetric distribution in direct current motor body (14) bottom.