CN210246494U

CN210246494U - Oil pump motor that shock attenuation nature is good

Info

Publication number: CN210246494U
Application number: CN201920221105.8U
Authority: CN
Inventors: Xiaoliang Zhang; 张小良
Original assignee: Nanjing Zhaoheng Electric Appliance Manufacturing Co Ltd
Current assignee: Nanjing Zhaoheng Electric Appliance Manufacturing Co Ltd
Priority date: 2019-02-21
Filing date: 2019-02-21
Publication date: 2020-04-03
Anticipated expiration: 2029-02-21

Abstract

The utility model discloses an oil pump motor that shock attenuation nature is good, including motor casing, be equipped with the rotor in the motor casing, motor casing's outside is equipped with the cavity, a plurality of movable rods of the symmetrical fixedly connected with of the upper and lower both sides wall of motor casing, a plurality of and the spacing hole of movable rod assorted have all been seted up to the upper and lower both sides wall of cavity, a plurality of movable rods all extend to spacing downthehole setting, the equal movable sleeve of pole wall of a plurality of movable rods is equipped with damping spring, damping spring's both ends respectively with the lateral wall of motor casing and the inner wall fixed connection of cavity, the through-hole has been seted up to the one end of the rotor in the cavity in opposite directions, and the output shaft of rotor passes the outside setting that extends of through-hole, the output shaft of rotor extends to outside. The utility model discloses can reduce the influence of the vibrations that the oil pump produced at the during operation to equipment life.

Description

Oil pump motor that shock attenuation nature is good

Technical Field

The utility model relates to an oil pump motor technical field especially relates to an oil pump motor that shock attenuation nature is good.

Background

The oil pump motor is an improved specific motor for driving the oil pump. Oil pump motor includes motor body, front end housing and output transmission shaft, sets up a trapezoidal hole on the front end housing, in the output transmission retraction front end housing, for a hollow axle, the external diameter of the input transmission shaft of shaft hole aperture and oil pump cooperatees, there is a keyway at the spindle nose of output transmission shaft, among the prior art, all be through the screw bolt with oil pump motor together with other fixed connection, and oil pump motor can reduce the life of equipment at the vibrations of during operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and all being in the same place oil pump motor and other fixed connection through the screw bolt among the prior art, and oil pump motor can reduce the life's of equipment problem at the vibrations of during operation, and the good oil pump motor of a shock attenuation nature that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an oil pump motor with good shock absorption performance comprises a motor shell, wherein a rotor is arranged in the motor shell, a cavity is arranged outside the motor shell, a plurality of movable rods are symmetrically and fixedly connected to the upper side wall and the lower side wall of the motor shell, a plurality of limiting holes matched with the movable rods are formed in the upper side wall and the lower side wall of the cavity, the movable rods extend into the limiting holes, a shock absorption spring is movably sleeved on the rod wall of each movable rod, the two ends of the shock absorption spring are fixedly connected with the side wall of the motor shell and the inner wall of the cavity respectively, a through hole is formed in one end, opposite to the rotor, of the cavity, an output shaft of the rotor extends outwards through the through hole, a rotating rod is fixedly connected to one end, extending to the outside, of the output shaft of the rotor, a mounting plate is fixedly connected to the side wall of the cavity rotating rod through, the rotating hole is rotatably connected with a rotating drum through a bearing, two ends of the rotating drum penetrate through the rotating hole and extend outwards, and a round hole matched with the rotating rod is formed in the side wall of the rotating drum.

Preferably, the mounting hole has all been seted up to the four corners department of mounting panel, be equipped with the screw bolt in the mounting hole, and the both ends of screw bolt all pass the mounting hole and outwards extend the setting.

Preferably, a plurality of the movable rods extend to the limiting plate fixedly connected with one end outside the cavity, and the limiting plate is fixedly connected with a buffer gasket on the side wall of the cavity opposite to the side wall of the cavity.

Preferably, the equal fixedly connected with stopper of both sides wall around motor casing, two and stopper assorted spacing grooves have been seted up to the inner wall of cavity.

Preferably, a plurality of ventilation holes are formed in the upper side wall and the lower side wall of the cavity.

Preferably, the rotating rod is made of chrome vanadium steel.

Compared with the prior art, the utility model provides an oil pump motor that shock attenuation nature is good possesses following beneficial effect:

1. this oil pump motor that shock attenuation nature is good, through being equipped with the movable rod, when oil pump motor carries out the during operation, motor casing produces vibrations, and then drives the movable rod and reciprocate, and damping spring that rethread was equipped with makes damping spring receive the extrusion and tensile when the movable rod reciprocates, and rethread damping spring's reverse acting force can reduce the impact force that vibrations caused the cavity, reduces the influence of the produced vibrations of oil pump at the during operation to equipment life.

2. This oil pump motor that shock attenuation nature is good, through the rotor that is equipped with, oil pump motor during operation drives the rotor and rotates, and then drives the bull stick and rotate, and the vibrations of oil pump motor during operation can drive the bull stick and reciprocate simultaneously, and the round hole that the rethread was equipped with makes the bull stick can remove in the round hole to rotate through the rotor and can drive the rotary drum and rotate, prevent going on of the vibrations influence follow-up work of rotor.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can reduce the oil pump and to the produced vibrations of during operation equipment life's influence.

Drawings

Fig. 1 is a schematic structural view of an oil pump motor with good shock absorption provided by the present invention;

fig. 2 is a sectional view of the structure taken along the line a-a in fig. 1.

In the figure: 1 motor casing, 2 rotors, 3 cavitys, 4 movable rods, 5 damping spring, 6 bull sticks, 7 connecting rods, 8 mounting panels, 9 bearings, 10 rotary drums, 11 screw bolts, 12 limiting plates, 13 buffer pad, 14 stopper, 15 spacing grooves, 16 ventilation holes.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, an oil pump motor with good shock absorption comprises a motor housing 1, a rotor 2 is arranged in the motor housing 1, the oil pump motor can be formed, and the prior art is not limited thereto, a cavity 3 is arranged outside the motor housing 1, a plurality of movable rods 4 are symmetrically and fixedly connected to the upper side wall and the lower side wall of the motor housing 1, a plurality of limiting holes matched with the movable rods 4 are formed in the upper side wall and the lower side wall of the cavity 3, the plurality of movable rods 4 extend into the limiting holes, damping springs 5 are movably sleeved on the rod walls of the plurality of movable rods 4, the shock generated by the motor housing 1 can be buffered through the elasticity and the tensile force of the damping springs 5, two ends of the damping springs 5 are respectively fixedly connected with the side wall of the motor housing 1 and the inner wall of the cavity 3, a through hole is formed in one end of the cavity 3 opposite to the rotor 2, and an output, a rotating rod 6 is fixedly connected to one end, extending to the outside, of an output shaft of the rotor 2, a mounting plate 8 is fixedly connected to the side wall of one side of the rotating rod 6 of the cavity 3 through two connecting rods 7, a rotating hole is formed in the center of the side wall of the mounting plate 8, the rotating hole is rotatably connected with a rotating drum 10 through a bearing 9, two ends of the rotating drum 10 penetrate through the rotating hole and extend outwards, a round hole matched with the rotating rod 6 is formed in the side wall of the rotating drum 10, mounting holes are formed in four corners of the mounting plate 8, threaded bolts 11 are arranged in the mounting holes, two ends of each threaded bolt 11 penetrate through the mounting holes and extend outwards, the mounting plate 8 and other objects can be fixedly connected together, limiting plates 12 are fixedly connected to one ends, extending to the outside of the cavity 3, of the movable rods 4, buffer gaskets 13 are fixedly connected to the side walls, opposite to the cavity 3, and the positions, where the movable rods, prevent that movable rod 4 from breaking away from the through-hole, buffer spacer 13 that the rethread was equipped with, impact force when contacting between limiting plate 12 and the cavity 3 can be reduced, the equal fixedly connected with stopper 14 of the front and back both sides wall of motor casing 1, two and stopper 14 assorted spacing grooves 15 have been seted up to the inner wall of cavity 3, stopper 14 through being equipped with, make stopper 14 slide in spacing groove 15, and then improve the stability of motor casing 1 in the course of the work, a plurality of ventilation holes 16 have all been seted up to the upper and lower both sides wall of cavity 3, be convenient for thermal discharge in the cavity 3, the material of bull stick 6 adopts chromium vanadium steel to make, has stronger hardness, can improve the life of bull stick 6.

In the utility model, when in use, the movable rod 4 is arranged, when the oil pump motor works, the motor shell 1 generates vibration, thereby driving the movable rod 4 to move up and down, and when the movable rod 4 moves up and down through the damping spring 5, the damping spring 5 is extruded and stretched, and the impact force of the vibration on the cavity body 3 can be reduced through the reverse acting force of the damping spring 5, the influence of the vibration generated by the oil pump during working on the service life of equipment is reduced, and meanwhile, when the oil pump motor works, the rotor 2 rotates, thereby driving the rotating rod 6 to rotate, simultaneously, the vibration of the oil pump motor during working can drive the rotating rod 6 to move up and down, and then the rotating rod 6 can move in the round hole through the round hole, therefore, the rotor 2 can rotate to drive the rotary drum 10 to rotate, and the subsequent work is prevented from being influenced by the vibration of the rotor 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The oil pump motor with good shock absorption comprises a motor shell (1), wherein a rotor (2) is arranged in the motor shell (1), and is characterized in that a cavity (3) is arranged outside the motor shell (1), a plurality of movable rods (4) are symmetrically and fixedly connected to the upper side wall and the lower side wall of the motor shell (1), a plurality of limiting holes matched with the movable rods (4) are formed in the upper side wall and the lower side wall of the cavity (3), the movable rods (4) extend into the limiting holes, a shock absorption spring (5) is movably sleeved on the rod wall of each movable rod (4), two ends of the shock absorption spring (5) are fixedly connected with the side wall of the motor shell (1) and the inner wall of the cavity (3) respectively, a through hole is formed in the cavity (3) opposite to one end of the rotor (2), and an output shaft of the rotor (2) penetrates through the through hole to extend outwards, the output shaft of rotor (2) extends to outside one end fixedly connected with bull stick (6), the lateral wall of cavity (3) bull stick (6) one side is through two connecting rod (7) fixedly connected with mounting panel (8), the center department of mounting panel (8) lateral wall has seted up the commentaries on classics hole, the commentaries on classics hole is rotated through bearing (9) and is connected with rotary drum (10), and the both ends of rotary drum (10) all pass the commentaries on classics hole and outwards extend the setting, the lateral wall of rotary drum (10) seted up with bull stick (6) assorted round hole.

2. The oil pump motor with good shock absorption performance as claimed in claim 1, wherein mounting holes are formed in four corners of the mounting plate (8), threaded bolts (11) are arranged in the mounting holes, and two ends of each threaded bolt (11) penetrate through the mounting holes and extend outwards.

3. The oil pump motor with good shock absorption according to claim 1, wherein one end of each of the plurality of movable rods (4) extending to the outside of the cavity (3) is fixedly connected with a limiting plate (12), and the side wall of the limiting plate (12) opposite to one side of the cavity (3) is fixedly connected with a buffer gasket (13).

4. The oil pump motor with good shock absorption performance as claimed in claim 1, wherein the front and rear side walls of the motor housing (1) are fixedly connected with limit blocks (14), and the inner wall of the cavity (3) is provided with two limit grooves (15) matched with the limit blocks (14).

5. The oil pump motor with good shock absorption according to claim 1, wherein a plurality of vent holes (16) are formed on both the upper and lower side walls of the cavity (3).

6. The oil pump motor with good shock absorption as claimed in claim 1, wherein the rotating rod (6) is made of chrome vanadium steel.