CN219304614U

CN219304614U - Motor pump group with shock attenuation effect

Info

Publication number: CN219304614U
Application number: CN202320844656.6U
Authority: CN
Inventors: 王丽
Original assignee: Zhejiang Top Motoring Technology Co ltd
Current assignee: Zhejiang Top Motoring Technology Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-07-04
Anticipated expiration: 2033-04-17

Abstract

The utility model relates to a motor pump set with a damping effect, which comprises a motor, wherein the lower end of the motor is fixedly connected with a motor base, the right side of the motor is provided with an output shaft, the right side of the output shaft is fixedly connected with a damping structure, the right side of the damping structure is fixedly connected with a connecting shaft, the outer side bearing at the center position of the connecting shaft is connected with a damping bearing seat, the top end of the right side of the connecting shaft is fixedly connected with a centrifugal machine, the lower end of the damping bearing seat is fixedly connected with the motor base, the whole motor pump set is tightly connected, the motor pump set works stably, and the connecting shaft coaxial with the output shaft also has the damping effect, and the service life of the motor pump set is long.

Description

Motor pump group with shock attenuation effect

Technical Field

The utility model relates to the technical field of motor pump sets, in particular to a motor pump set with a damping effect.

Background

With the continuous development of society and the continuous progress of industry, there is a wide machine in life and industry, the motor pump is an integrated element of the hydraulic transmission system, and the motor pump becomes a research hot spot due to the characteristics of compact structure, small volume, light weight, high energy conversion efficiency, energy saving, low noise and the like, and the motor pump has the rotating speed of tens of thousands of revolutions per minute, so the vibration generated by high-speed rotation motion needs a damping device to ensure the stable operation of the motor pump;

the centrifugal machine mainly comprises a pump body, a rotary drum, a main shaft, a transmission device, a braking device and the like.

The utility model discloses a mounting structure of motor pump package is published to authority bulletin number CN201220160984.6, and it includes supporting component, shock attenuation strip through mounting structure, adopts between the oil pump of motor pump package and the motor and can guarantee the cylindric support of axiality between oil pump and the motor, and the oil pump is underlying to be filled up supporting component, the motor is put on motor bottom plate, installs the shock attenuation strip that prevents motor vibrations between motor bottom plate and the motor. The motor pump set mounting structure provided by the utility model replaces the original bottom plate and E-type shock absorber with the shock absorption strip, so that the shock absorption effect of the motor is enhanced; the cylinder bracket is used for replacing the mounting bracket, so that the coaxiality of the oil pump and the motor is ensured; the support component is added, so that the installation is convenient, the whole pump set cannot be deformed, but the motor pump set has the following problems: firstly, the vibration of the motor pump set during operation can influence the operation of the structure coaxially connected with the motor pump set, and secondly, the stability of the structure coaxially connected with the motor pump set is poor.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and the damping structure is arranged, so that the connecting shaft fixedly connected with the output shaft can also have damping effect, the connection compactness is high, the disassembly is convenient, and the technical problems that the vibration of the motor pump set during working can affect the operation and the poor stability of the structure coaxially connected with the motor pump set are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a motor pump package with shock attenuation effect, includes the motor, motor lower extreme fixed connection motor base, and the right side of motor is equipped with the output shaft, output shaft right side fixed connection bradyseism structure, bradyseism structure right side fixed connection coupling axle, the outside bearing in coupling axle central point puts and connects shock-absorbing bearing frame, and coupling axle right side top fixed connection centrifuge, shock-absorbing bearing frame lower extreme fixed connection motor base.

As one preferable mode, the damping structure comprises an annular ring, mounting holes are uniformly formed in the outer side of the annular ring, the annular ring is formed by combining two semi-annular rings, the annular ring is hollow, damping rubber is filled in the annular ring, and a tightening screw set is arranged in the mounting holes in a matched mode.

Preferably, the tightening screw set comprises a screw and a locking piece, the screw penetrates through the mounting hole to be in threaded connection with the annular ring, the screw is fixedly connected with the reinforcing block, the screw comprises a nut and a threaded body, one end, far away from the nut, of the screw is provided with a through hole, and the locking piece is just clamped in the through hole.

Preferably, the two semi-annular rings of the annular ring can be split into left and right sides, the annular ring on the left side is fixedly connected with the output shaft, and the annular ring on the right side is fixedly connected with the connecting shaft.

Preferably, the reinforcing block is divided into a left block and a right block, the left side of the reinforcing block is fixedly connected with the output shaft, and the right side of the reinforcing block is fixedly connected with the connecting shaft.

Preferably, the shock absorbing bearing seat comprises a shaft sleeve, the inner side of the shaft sleeve is connected with the connecting shaft in a bearing way, the lower side of the shaft sleeve is fixedly connected with a supporting block, the upper side of the shaft sleeve is fixedly connected with an arc-shaped reinforcing block, the supporting block is provided with a structural hole by drawing out from the left side, the lower end of the supporting block is fixedly connected with a supporting leg, the lower end of the supporting leg is provided with a rubber gasket, and the supporting leg is fixedly connected with a motor base.

As still another preferable mode, the right side of the arc-shaped reinforcing block is fixedly connected with a fixing ring, and the center position of the fixing ring is connected with a connecting shaft through a bearing.

The utility model has the beneficial effects that:

(1) According to the utility model, the damping structure is arranged, so that the output shaft and the connecting shaft can play a damping effect when being fixedly connected, the influence of vibration on the work of the centrifugal machine coaxially connected with the motor in the working process of the motor is reduced, and the service life of the device is prolonged.

(2) According to the utility model, the screw set is screwed, the output shaft and the connecting shaft are fixed by utilizing the matching of the screws and the locking piece, so that the structure is tightly connected, the device works normally, the locking piece can be used for effectively placing vibration to influence the connection compactness, and the safety coefficient is higher.

(3) According to the utility model, the shock absorption bearing seat is arranged, and the rubber gasket is arranged between the support leg in the shock absorption bearing seat and the motor base, so that the influence caused by resonance is reduced, the vibration of the centrifugal machine is smaller, and the centrifugal machine is ensured to work more stably and efficiently.

In conclusion, the equipment has the advantages of being simple in structure, capable of effectively absorbing shock and prolonging the service life of the device, and is particularly suitable for the technical field of motor pump sets.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings described below are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic diagram of a cushioning structure according to the present utility model.

Fig. 3 is a schematic structural view of a locking member in the present utility model.

Fig. 4 is a schematic structural view of a shaft sleeve according to the present utility model.

Detailed Description

The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 4, the utility model provides a motor pump set with a damping effect, which comprises a motor 1, wherein the lower end of the motor 1 is fixedly connected with a motor base 2, the right side of the motor 1 is provided with an output shaft 11, the right side of the output shaft 11 is fixedly connected with a damping structure 3, the right side of the damping structure 3 is fixedly connected with a connecting shaft 4, the outer bearing at the central position of the connecting shaft 4 is connected with a damping bearing seat 5, the top end of the right side of the connecting shaft 4 is fixedly connected with a centrifugal machine 6, and the lower end of the damping bearing seat 5 is fixedly connected with the motor base 2.

Further, the bradyseism structure 3 includes annular circle 31, the annular circle 31 outside evenly is equipped with mounting hole 32, and annular circle 31 is formed by two semi-annular combination, the inside cavity of annular circle 31, the annular circle 31 intussuseption is filled with bradyseism rubber, the adaptation is equipped with in the mounting hole 32 and screws the group 33, and annular circle 31 adopts two semi-annular concatenation to form, realizes the fastening connection of output shaft 11 and connecting axle 4, fills in annular circle 31 in addition and fills in the bradyseism rubber, can effectively reduce the transmission of vibrations to reduce the vibrations influence that centrifuge 6 received, extension device's life.

Further, the tightening screw set 33 includes a screw 332 and a locking member 331, the screw 332 penetrates through the mounting hole 32 to be in threaded connection with the annular ring 31, the screw 332 is fixedly connected with the reinforcing block 333, the screw 332 includes a nut and a threaded body, one end of the screw 332, which is far away from the nut, is provided with a through hole, the locking member 331 is just clamped into the through hole, the screw 332 penetrates through a hole site on the reinforcing block 333, then the screw 332 is fixed by the locking member 331 when the screw passes through the mounting hole 32 to reach the annular ring 31 on the other side, the screw 332 is conventionally installed by the screw and the nut, and the fastening effect is easily affected by vibration, so that the limiting fixation is realized by the locking member 331 penetrating through the hole site on the other end of the screw 332, the installation fastening is reliable, and the influence of the vibration on the connection tightness of the structure is reduced.

Further, two semi-annular rings of the annular ring 31 can be split to be divided into left and right sides, the left side the annular ring 31 is fixedly connected with the output shaft 11, the right side the annular ring 31 is fixedly connected with the connecting shaft 4, one half of the annular ring 331 is fixedly connected with the output shaft 11, the other half is fixedly connected with the connecting shaft 4, so that the annular ring 31 is convenient to install and detach, more components can be replaced, the flexibility is high, and buffer rubber is filled in the annular ring 31, so that the transmission of vibration of the motor 1 can be effectively reduced, the vibration of the centrifuge 6 connected with the annular ring is reduced, and the service life of the device is ensured.

Further, the reinforcing block 333 is divided into a left block and a right block, the left block 333 is fixedly connected with the output shaft 11, the right block 333 is fixedly connected with the coupling shaft 4, and screws 332 are respectively placed and fixed on two sides of the output shaft 11 and the coupling shaft 4, so that the overall connection is more compact.

Further, the shock absorbing bearing seat 5 comprises a shaft sleeve 51, the inner side of the shaft sleeve 51 is in bearing connection with the connecting shaft 4, the lower side of the shaft sleeve 51 is fixedly connected with a supporting block 52, the upper side of the supporting block is fixedly connected with an arc-shaped reinforcing block 53, a structural hole 521 is formed in the position, close to the left, of the supporting block 52, a supporting leg 522 is fixedly connected with the lower end of the supporting block 52, a rubber gasket is arranged at the lower end of the supporting leg 522, the supporting leg 522 is fixedly connected with the motor base 2, the arc-shaped reinforcing block 53 is fixedly connected with the shaft sleeve 51, the centrifugal machine 6 in bearing connection with the connecting shaft 4 is more stable, the supporting block 52 is used for supporting the whole shaft sleeve 51, the structural strength of the connecting shaft 4 is increased, the rubber gasket is arranged at the position connected with the motor base 2, shock absorbing is effectively performed, the structural hole 521 is more attractive while saving cost, and the force is convenient to take.

Furthermore, the right side of the arc-shaped reinforcing block 53 is fixedly connected with a fixed ring 531, the center position of the fixed ring 531 is connected with the connecting shaft 4 through a bearing, the fixed ring 531 is used for stabilizing the centrifugal machine 6, and the whole device is more firmly and stably installed.

The working process comprises the following steps: firstly, a motor 1 is fixedly connected with a motor base 2, then left and right semi-rings of an annular ring 31 are fixedly connected with a locking piece 331 by using screws 332, and then a damping bearing seat 5 is fixedly connected with the motor base 2, so that the whole motor pump set can be assembled;

it is worth to say that the fixed connection of the motor 1 and the motor base 2 is provided with a rubber gasket for damping, and the fixed connection of the damping bearing seat 5 and the motor base 2 is provided with a rubber gasket for damping;

secondly, the annular ring 31 is arranged in the cushioning structure 3 and is formed by combining left and right semi-annular rings, the center of the ring is hollow, the inside of the ring is filled with damping rubber, the cushioning structure adopts the screw 332 and the locking piece 331 to install and fix the ring, the connection stability is high, and the influence of vibration on the connection compactness can be reduced;

in summary, the whole motor pump set is tightly connected, works stably, and the connecting shaft 4 coaxial with the output shaft 11 also has a damping effect, so that the device has long service life.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "front and rear", "left and right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or component in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

Of course, in this disclosure, those skilled in the art will understand that the term "a" or "an" is to be interpreted as "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, and in another embodiment, the number of elements may be multiple, and the term "a" is not to be construed as limiting the number.

The foregoing is merely a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art under the technical teaching of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. A motor pump package with shock attenuation effect, its characterized in that: comprising

The motor (1), motor (1) lower extreme fixed connection motor base (2), and the right side of motor (1) is equipped with output shaft (11), output shaft (11) right side fixed connection bradyseism structure (3), bradyseism structure (3) right side fixed connection coupling axle (4), coupling axle (4) central point puts outside bearing connection shock attenuation bearing frame (5), and coupling axle (4) right side top fixed connection centrifuge (6), shock attenuation bearing frame (5) lower extreme fixed connection motor base (2).

2. The motor pump set with the shock absorption effect according to claim 1, wherein the shock absorption structure (3) comprises an annular ring (31), mounting holes (32) are uniformly formed in the outer side of the annular ring (31), the annular ring (31) is formed by combining two semi-annular rings, the interior of the annular ring (31) is hollow, the annular ring (31) is filled with shock absorption rubber, and a tightening screw set (33) is arranged in the mounting holes (32) in a matching mode.

3. The motor pump set with the shock absorbing effect according to claim 2, wherein the tightening screw set (33) comprises a screw (332) and a locking piece (331), the screw (332) penetrates through the mounting hole (32) to be connected with the annular ring (31) in a threaded mode, the screw (332) is fixedly connected with the reinforcing block (333), the screw (332) comprises a nut and a threaded body, one end, far away from the nut, of the screw (332) is provided with a through hole, and the through hole is just clamped into the locking piece (331).

4. The motor-pump set with the shock absorbing effect according to claim 2, wherein the two semi-annular rings (31) can be split into left and right sides, the left side of the ring (31) is fixedly connected with the output shaft (11), and the right side of the ring (31) is fixedly connected with the connecting shaft (4).

5. A motor-pump unit with damping effect according to claim 3, characterized in that the reinforcing block (333) is divided into a left block and a right block, the left side of the reinforcing block (333) is fixedly connected with the output shaft (11), and the right side of the reinforcing block (333) is fixedly connected with the coupling shaft (4).

6. The motor pump set with the shock absorption effect according to claim 1, wherein the shock absorption bearing seat (5) comprises a shaft sleeve (51), an inner bearing of the shaft sleeve (51) is connected with the connecting shaft (4), a supporting block (52) is fixedly connected with the lower side of the shaft sleeve (51), an arc-shaped reinforcing block (53) is fixedly connected with the upper side of the supporting block, a structural hole (521) is formed in the supporting block (52) at the left side, a supporting foot (522) is fixedly connected with the lower end of the supporting block (52), a rubber gasket is arranged at the lower end of the supporting foot (522), and the supporting foot (522) is fixedly connected with the motor base (2).

7. The motor-pump set with the shock absorbing effect according to claim 6, wherein the right side of the arc-shaped reinforcing block (53) is fixedly connected with a fixing ring (531), and the center position of the fixing ring (531) is connected with a connecting shaft (4) through a bearing.