CN220629063U - Noise reduction device for motor of oilfield pressure vehicle - Google Patents

Abstract

The utility model relates to the technical field of noise reduction devices, in particular to a noise reduction device for an oilfield pressure vehicle motor, which effectively reduces resonance noise generated by motor vibration and improves the overall noise reduction effect of the device; including motor, first shell of making an uproar that falls, the second shell of making an uproar and coupling assembling fall, the motor is installed in first shell of making an uproar that falls, the second falls the shell and buckles on first shell of making an uproar that falls, and first shell of making an uproar and second fall the shell of making an uproar and cover the motor, first shell of making an uproar that falls is connected through coupling assembling between shell of making an uproar and the second shell of making an uproar that falls, still include shock attenuation base and damper, damper installs on outside oilfield pressure trolley, damper's top is equipped with the opening, first shell of making an uproar that falls and damper inside wall sliding contact, and damper installs on damper bottom inside wall, damper is used for buffering shock attenuation to the motor.

Description

Noise reduction device for motor of oilfield pressure vehicle

Technical Field

The utility model relates to the technical field of noise reduction devices, in particular to a noise reduction device for an oilfield pressure vehicle motor.

Background

The oil field pressure car motor is great at the noise of during operation, needs to use the noise reduction device to handle its noise, in the patent document of search notice number CN219436779U, provides a device of making an uproar falls in servo motor, including the motor, motor outside movable sleeve is equipped with a noise reduction shell and No. two noise reduction shells, a plurality of draw-in grooves have been seted up to a noise reduction shell and No. two noise reduction shell outside surfaces equal distance, no. one noise reduction shell and No. two noise reduction shell outside movable sleeve are equipped with coupling assembling, coupling assembling outside surface symmetry is connected with fixed subassembly, coupling assembling includes a snap ring, no. two snap rings, screwed ring and a bolt, no. one snap ring movable sleeve is located No. two noise reduction shell outsides, no. two snap ring movable sleeve locates No. one noise reduction shell outsides, and the device is through No. one noise reduction shell and No. two noise reduction shells when having realized making an uproar the motor use, but it can't eliminate the resonance noise that produces because of vibrations when the motor uses, leads to the device to making an uproar effect relatively poor.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the noise reduction device for the oilfield pressure vehicle motor, which effectively reduces resonance noise generated by motor vibration and improves the overall noise reduction effect.

The utility model relates to a noise reduction device for an oilfield pressure vehicle motor, which comprises a motor, a first noise reduction shell, a second noise reduction shell and a connecting component, wherein the motor is arranged in the first noise reduction shell; the transmission of the noise that produces when reducing the motor and use through the cooperation of first shell of making an uproar and the second shell of making an uproar that falls, the while is made an uproar to motor, first shell of making an uproar and the second shell of making an uproar that falls through damper buffering shock attenuation, reduce the resonance noise that produces because of vibrations, improve the whole effect of making an uproar that falls of device.

Preferably, the damping mechanism comprises a plurality of groups of dampers, a plurality of groups of shrinkage rods, a plurality of groups of damping springs, a mounting block, a plurality of groups of connecting rods and two groups of buffer plates, wherein the plurality of groups of dampers are uniformly arranged on the inner side wall of the bottom end of a damping base, the output end of each damper is connected with the corresponding shrinkage rod, the damping springs are fixedly sleeved on the corresponding shrinkage rods, the other ends of the shrinkage rods are connected with the bottom ends of the mounting block, the mounting block is fixed at the bottom end of the first noise reduction shell, a liquid storage cavity is formed in the bottom of the damping base, a liquid injection pipe is arranged at the rear end of the damping base, a control valve is arranged on the liquid injection pipe of the damping base, the plurality of groups of connecting rods are symmetrically fixed on the front side and the rear side of the bottom end of the mounting block respectively, the connecting rods are in sliding connection with the bottom of the damping base, the two groups of buffer plates are symmetrically fixed at the bottom ends of the two groups of connecting rods on the same side respectively, through holes are formed in the buffer plates, and the buffer plates are positioned in the liquid storage cavity of the damping base; the buffer solution is injected into the liquid storage cavity of the damping base through the liquid injection pipe of the damping base in advance, and when the motor is vibrated, the vibration force drives the first noise reduction shell and the second noise reduction shell to move up and down, at the moment, the motor, the first noise reduction shell and the second noise reduction shell are subjected to vibration reduction and buffering through the matching of the vibration damper, the shrinkage rod, the damping spring and the mounting block, and meanwhile, the mounting block is driven to drive the connecting rod to move up and down through the buffer plate when the first noise reduction shell moves, the buffer plate is blocked by the buffer solution in the liquid storage cavity of the damping base in the moving process of the buffer plate, so that the vibration reduction of the motor, the first noise reduction shell and the second noise reduction shell is further realized, the resonance noise generated by the vibration of the motor is effectively reduced, and the vibration reduction and noise reduction effects of the device are improved.

Preferably, the connecting assembly comprises two groups of first connecting blocks, two groups of second connecting blocks and a plurality of groups of fastening bolts, the two groups of first connecting blocks are symmetrically fixed at the front end and the rear end of the first noise reduction shell respectively, the top ends of the first connecting blocks are flush with the top end of the first noise reduction shell, the two groups of second connecting blocks are symmetrically fixed at the front end and the rear end of the bottom end of the second noise reduction shell respectively, the bottom ends of the second connecting blocks are flush with the bottom end of the second noise reduction shell, and the first connecting blocks and the second connecting blocks are in threaded connection through the fastening bolts; the first connecting block is connected with the second connecting block through the fastening bolt, so that the first noise reduction shell and the second noise reduction shell are firmly connected, the motor is covered by the first noise reduction shell and the second noise reduction shell to insulate sound, the first noise reduction shell and the second noise reduction shell are convenient to disassemble and overhaul and maintain the motor, and the use convenience of the device is improved.

Preferably, the noise reduction device further comprises two groups of noise reduction cotton, wherein the two groups of noise reduction cotton are respectively fixed on the inner side walls of the first noise reduction shell and the second noise reduction shell; through setting up the soundproof cotton, the propagation of the noise that produces when further reducing the motor and using improves the noise reduction effect of device.

Preferably, the shock absorber further comprises a plurality of groups of sealing rings, wherein the plurality of groups of sealing rings are respectively fixed at the joints of the plurality of groups of connecting rods and the shock absorber base; through setting up the sealing washer, avoid the buffer solution in the shock attenuation base stock solution chamber to follow the junction of connecting rod and shock attenuation base, improve the leakproofness of device.

Preferably, the fan also comprises a plurality of groups of cooling fins, wherein the plurality of groups of cooling fins are respectively and uniformly arranged on the outer side walls of the second noise reduction shell and the first noise reduction shell; through setting up the fin, be convenient for the quick giving off of motor heat, avoid the motor to be heated to damage, ensure the life of motor.

Preferably, the shock absorber further comprises a shock insulation cushion, wherein the shock insulation cushion is fixed at the bottom end of the shock absorption base; through setting up the shock insulation pad, further reduce vibrations and pass to the outside oil field pressure car on arouse resonance noise, improve the vibration attenuation noise reduction's of device effect.

Preferably, the damping spring is made of spring steel; through setting up spring steel, improve the structural strength of device, improve the life of device.

Compared with the prior art, the utility model has the beneficial effects that: the transmission of the noise that produces when reducing the motor and use through the cooperation of first shell of making an uproar and the second shell of making an uproar that falls, the while is made an uproar to motor, first shell of making an uproar and the second shell of making an uproar that falls through damper buffering shock attenuation, reduce the resonance noise that produces because of vibrations, improve the whole effect of making an uproar that falls of device.

Drawings

FIG. 1 is a schematic view of a first explosive construction of the present utility model;

FIG. 2 is a schematic view of a second explosive structure of the present utility model;

FIG. 3 is a schematic view of a third explosive structure according to the present utility model;

FIG. 4 is a schematic elevational view of the present utility model of FIG. 1;

FIG. 5 is an enlarged schematic view of the structure of FIG. 4A in accordance with the present utility model;

the reference numerals in the drawings: 1. a motor; 2. a first noise reduction shell; 3. a second noise reduction housing; 4. a shock absorbing base; 5. a damper; 6. a retracting lever; 7. a damping spring; 8. a mounting block; 9. a connecting rod; 10. a buffer plate; 11. a first connection block; 12. a second connection block; 13. a fastening bolt; 14. soundproof cotton; 15. a seal ring; 16. a heat sink; 17. and a shock insulation cushion.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

As shown in fig. 3, 4 and 5, the motor 1 is installed in the first noise reduction shell 2, the second noise reduction shell 3 is buckled on the first noise reduction shell 2, the first noise reduction shell 2 and the second noise reduction shell 3 cover the motor 1, the first noise reduction shell 2 and the second noise reduction shell 3 are connected through the connecting component, the motor further comprises a damping base 4 and a damping mechanism, the damping base 4 is installed on an external oilfield pressure electric car, the top of the damping base 4 is provided with an opening, the first noise reduction shell 2 is in sliding contact with the inner side wall of the damping base 4, the damping mechanism comprises a plurality of groups of dampers 5, a plurality of groups of shrinkage rods 6, a plurality of groups of damping springs 7, a mounting block 8, a plurality of groups of connecting rods 9 and two groups of buffer plates 10, the shock absorber 5 of multiunit is evenly installed on the inside wall of shock absorber base 4 bottom, the output of shock absorber 5 is connected with shrink pole 6, and shock absorption spring 7 fixed cover dress is on shrink pole 6, the other end of shrink pole 6 is connected with the bottom of installation piece 8, and installation piece 8 is fixed in the bottom of first noise reduction shell 2, the bottom of shock absorber base 4 is provided with the stock solution chamber, the rear end of shock absorber base 4 sets up the notes liquid pipe, and be provided with the control valve on the notes liquid pipe of shock absorber base 4, multiunit connecting rod 9 symmetry respectively is fixed in the front and back both sides of the left and right sides of installation piece 8 bottom, and connecting rod 9 and the bottom sliding connection of shock absorber base 4, two sets of buffer boards 10 are symmetry respectively fixed in the bottom of two sets of connecting rods 9 of homonymy, be provided with the through-hole on the buffer board 10, and buffer board 10 is located shock absorber base 4 stock solution intracavity; noise propagation that produces when reducing motor 1 and use through the cooperation of shell 2 and the second of making an uproar falls 3 falls to pour into the buffer into the stock solution intracavity of shock attenuation base 4 through the notes liquid pipe of shock attenuation base 4 in advance, when motor 1 uses and produces vibrations, vibrations power can drive the first shell of making an uproar 2 of making an uproar and the shell 3 of making an uproar that falls of the second, use the cooperation through bumper shock absorber 5, shrink rod 6, damping spring 7 and installation piece 8 this moment and make an uproar to motor 1, first shell of making an uproar 2 and the second of making an uproar 3 fall, can drive installation piece 8 and drive connecting rod 9 and reciprocate with buffer plate 10 when the shell 2 of making an uproar that falls simultaneously, buffer plate 10 removes the in-process receive the blocking of shock attenuation base 4 stock solution, thereby further realize the buffering shock attenuation to motor 1, first shell 2 of making an uproar and the second of making an uproar 3 of making an uproar, the resonance noise that produces because of motor 1 vibrations has effectively been reduced, the effect of making an uproar that the whole of the device is improved.

Example 2

As shown in fig. 1 to 4, the electric motor 1 is installed in the first noise reduction shell 2, the second noise reduction shell 3 is buckled on the first noise reduction shell 2, the first noise reduction shell 2 and the second noise reduction shell 3 cover the electric motor 1, the first noise reduction shell 2 and the second noise reduction shell 3 are connected through the connecting component, the connecting component comprises two groups of first connecting blocks 11, two groups of second connecting blocks 12 and a plurality of groups of fastening bolts 13, the two groups of first connecting blocks 11 are symmetrically fixed at the front end and the rear end of the first noise reduction shell 2 respectively, the top ends of the first connecting blocks 11 are flush with the top end of the first noise reduction shell 2, the two groups of second connecting blocks 12 are symmetrically fixed at the front end and the rear end of the bottom end of the second noise reduction shell 3 respectively, the bottom ends of the second connecting blocks 12 are flush with the bottom end of the second noise reduction shell 3, the first connecting blocks 11 and the second connecting blocks 12 are connected through the fastening bolts 13 in a threaded manner, the electric car damping base 4 and the damping base 4 are installed on the external pressure, the top of the electric car base 4 is provided with a first damping base 4 and a damping base 4 is in contact with an inner side wall 1, and the damping base 4 is installed on the damping base 4; the first connecting block 11 is connected with the second connecting block 12 through the fastening bolt 13, so that the first noise reduction shell 2 is firmly connected with the second noise reduction shell 3, the noise generated when the motor 1 is used is reduced through the cooperation of the first noise reduction shell 2 and the second noise reduction shell 3, meanwhile, the motor 1, the first noise reduction shell 2 and the second noise reduction shell 3 are buffered and damped through the damping mechanism, resonance noise generated by vibration is reduced, and the overall noise reduction effect of the device is improved.

As shown in fig. 1 to 5, in the noise reduction device for the motor of the oilfield pressure vehicle, when the noise reduction device works, the first connecting block 11 and the second connecting block 12 are connected through the fastening bolt 13, so that the first noise reduction shell 2 and the second noise reduction shell 3 are firmly connected, noise propagation generated when the motor 1 is used is reduced through the cooperation of the first noise reduction shell 2 and the second noise reduction shell 3, buffer solution is injected into the liquid storage cavity of the vibration reduction base 4 through the liquid injection pipe of the vibration reduction base 4 in advance, when the motor 1 is vibrated, the vibration force drives the first noise reduction shell 2 and the second noise reduction shell 3 to move up and down, at the moment, the motor 1, the first noise reduction shell 2 and the second noise reduction shell 3 are subjected to vibration reduction and buffer through the cooperation of the vibration absorber 5, the contraction rod 6, the vibration reduction spring 7 and the mounting block 8, meanwhile, the first noise reduction shell 2 can drive the connecting rod 9 to move up and down through the buffer plate 10 when moving, the buffer plate 10 is blocked by buffer solution in the liquid storage cavity of the damping base 4 in the moving process of the buffer plate 10, so that the motor 1, the first noise reduction shell 2 and the second noise reduction shell 3 are further buffered and damped, resonance noise generated by the vibration of the motor 1 is effectively reduced, the integral noise reduction effect of the device is improved, afterwards, through the arrangement of the soundproof cotton 14, the propagation of noise generated by the motor 1 in use is further reduced, the noise reduction effect of the device is improved, and through the arrangement of the sealing ring 15, the buffer solution in the liquid storage cavity of the damping base 4 is prevented from being connected with the connecting rod 9 and the damping base 4, the sealing property of the device is improved, then through the arrangement of the radiating fin 16, the rapid dissipation of heat of the motor 1 is facilitated, the motor 1 is prevented from being heated and damaged, the service life of the motor 1 is ensured, and meanwhile, through the arrangement of the vibration isolation pad 17, further reduce vibration and transmit to the outside oil field pressure car and cause resonance noise, improve the shock attenuation noise reduction's of device effect.

The motor 1, the first noise reduction shell 2, the second noise reduction shell 3, the damping base 4, the damper 5, the soundproof cotton 14, the radiating fins 16 and the vibration isolation pad 17 of the noise reduction device for the motor of the oilfield pressure vehicle are purchased in the market, and are installed and operated by a person skilled in the art according to the attached using instructions without creative labor of the person skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (8)

1. The utility model provides an oil field pressure car motor is with device of making an uproar falls, including motor (1), first shell (2) of making an uproar that falls, shell (3) and coupling assembling fall in the second, motor (1) are installed in first shell (2) of making an uproar that falls, second shell (3) of making an uproar falls is detained on first shell (2) of making an uproar, and first shell (2) of making an uproar and second shell (3) of making an uproar fall cover motor (1), first shell (2) of making an uproar and second fall between shell (3) of making an uproar connect through coupling assembling, a serial communication port, still include shock attenuation base (4) and damper, shock attenuation base (4) are installed on outside oil field pressure trolley, the top of shock attenuation base (4) is equipped with the opening, first shell (2) of making an uproar with shock attenuation base (4) inside wall sliding contact, and damper installs on shock attenuation base (4) bottom inside wall, damper is used for buffering shock attenuation to motor (1).

2. The noise reduction device for an oilfield pressure vehicle motor according to claim 1, wherein the damping mechanism comprises a plurality of groups of dampers (5), a plurality of groups of shrinkage rods (6), a plurality of groups of damping springs (7), a mounting block (8), a plurality of groups of connecting rods (9) and two groups of buffer plates (10), the plurality of groups of dampers (5) are uniformly mounted on the inner side wall of the bottom end of the damping base (4), the output end of the dampers (5) is connected with the shrinkage rods (6), the damping springs (7) are fixedly sleeved on the shrinkage rods (6), the other end of the shrinkage rods (6) is connected with the bottom end of the mounting block (8), the mounting block (8) is fixed at the bottom end of the first noise reduction shell (2), a liquid storage cavity is formed in the bottom of the damping base (4), the rear end of the damping base (4) is provided with a liquid injection pipe, the plurality of groups of connecting rods (9) are symmetrically fixed on the front side and the rear side of the bottom of the mounting block (8), the connecting rods (9) are slidably connected with the bottom of the damping base (4), the two groups of buffer plates (10) are symmetrically fixed on the two sides of the bottom of the connecting rods (10), and the buffer plates (10) are arranged in the buffer plates.

3. The noise reduction device for the oilfield pressure vehicle motor according to claim 1, wherein the connecting assembly comprises two groups of first connecting blocks (11), two groups of second connecting blocks (12) and a plurality of groups of fastening bolts (13), the two groups of first connecting blocks (11) are symmetrically fixed at the front end and the rear end of the first noise reduction shell (2) respectively, the top ends of the first connecting blocks (11) are flush with the top ends of the first noise reduction shell (2), the two groups of second connecting blocks (12) are symmetrically fixed at the front side and the rear side of the bottom ends of the second noise reduction shell (3) respectively, the bottom ends of the second connecting blocks (12) are flush with the bottom ends of the second noise reduction shell (3), and the first connecting blocks (11) are in threaded connection with the second connecting blocks (12) through the fastening bolts (13).

4. A noise reduction device for an oilfield pressure motor as defined in claim 1, further comprising two sets of soundproof cotton (14), wherein the two sets of soundproof cotton (14) are respectively fixed on the inner side walls of the first noise reduction shell (2) and the second noise reduction shell (3).

5. The noise reduction device for the motor of the oilfield pressure vehicle according to claim 2, further comprising a plurality of groups of sealing rings (15), wherein the plurality of groups of sealing rings (15) are respectively fixed at the connection positions of the plurality of groups of connecting rods (9) and the damping base (4).

6. A noise reduction device for an oilfield pressure motor as defined in claim 1, further comprising a plurality of sets of cooling fins (16), wherein the plurality of sets of cooling fins (16) are uniformly mounted on the outer side walls of the second noise reduction housing (3) and the first noise reduction housing (2), respectively.

7. The noise reduction device for the motor of the oilfield pressure vehicle according to claim 1, further comprising a shock insulation pad (17), wherein the shock insulation pad (17) is fixed at the bottom end of the shock absorption base (4).

8. A noise reduction device for an oilfield pressure car motor according to claim 2, characterized in that the damping spring (7) is made of spring steel.