CN221373944U - Noise reduction device for submersible electric pump - Google Patents

Abstract

The utility model discloses a noise reduction device of an electric submersible pump, which comprises a pump body, wherein ring seats which can be used for connection are welded on the end surfaces of two sides of the periphery of the pump body, a top shell and a bottom shell which can be used for protection are assembled on one ends of two groups of ring seats far away from the pump body respectively through bolts, ring grooves which can be used for connection are formed on the opposite surfaces of the top shell and the bottom shell, branch pipes which are matched with the ring grooves are integrally formed on the opposite surfaces of the top shell and the bottom shell, and a layer of noise reduction structure is conveniently arranged on the periphery of the electric submersible pump through the design of the ring seats, the top shell, the bottom shell, the ring grooves and the branch pipes.

Description

Noise reduction device for submersible electric pump

Technical Field

The utility model relates to the technical field of noise reduction of an electric submersible pump, in particular to a noise reduction device of the electric submersible pump.

Background

The submersible electric pump is a multi-stage centrifugal pump working underground, and is put into the well together with the oil pipe, and a ground power supply transmits electric energy to an underground submersible motor through a transformer, a control screen and a power cable, so that the submersible motor drives the multi-stage centrifugal pump to rotate, the electric energy is converted into mechanical energy, and well fluid in an oil well is lifted to the ground; the multistage centrifugal pump in the submersible electric pump can generate larger noise when in operation, the noise can continuously ring inside the casing in the oil well, meanwhile, the noise can easily generate resonance in the ring, the soil around the oil well can easily displace along with the resonance and squeeze the oil well, and meanwhile, the foundation structure of the oil well can easily generate certain influence due to the occurrence of the resonance. Therefore, we propose a noise reduction device for an electric submersible pump.

Disclosure of utility model

The utility model mainly aims to provide the noise reduction device for the submersible electric pump, which is characterized in that a layer of noise reduction structure is conveniently arranged on the periphery of the submersible electric pump through the design of the ring seat, the top shell, the bottom shell, the ring grooves and the branch pipes, meanwhile, the device is simple to install, convenient to operate, strong in compactness, and the design of the branch rings, the ring pipes, the sound insulation felt layers, the sound absorption cotton layers and the backing rings is convenient to reduce noise generated when a multistage centrifugal pump in the submersible electric pump operates, and the influence caused by the noise is reduced, so that the safety of the submersible electric pump during operation is conveniently improved, and the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides a submersible electric pump noise reduction device, includes the pump body, the ring seat that can be used to the connection is all welded to the peripheral both sides end surface of pump body, and two sets of ring seats keep away from the one end of pump body and are equipped with top shell and the drain pan that can be used to the protection respectively through the bolt, the annular groove that can be used to the connection is all seted up to the relative one side of top shell and drain pan, and the relative one side of top shell and drain pan all integrally constructed has the branch pipe that agrees with the annular groove;

The top shell is equipped with a support ring and a backing ring which can be used for fixing with the inner side of the bottom shell, a ring pipe which can be used for supporting is inserted between the support ring and the backing ring, a sound insulation felt layer which can be used for noise reduction is fixedly glued on the inner peripheral surface of the ring pipe, and a sound absorption cotton layer which can be used for noise reduction is glued on the inner peripheral surface of the sound insulation felt layer.

Further, an annular hole for leakage prevention is formed in the surface, away from the pump body, of the annular seat, and a straight pipe which is spliced with the annular hole is integrally formed in the surface, which is attached to the annular seat, of the top shell and the surface, which is attached to the annular seat, of the bottom shell; the straight pipe is inserted into the annular hole, so that the tightness of the two groups of annular seats after being connected with the top shell and the bottom shell is stronger, and substances in the oil well are reduced to enter a space formed by the top shell and the bottom shell at the periphery of the pump body.

Further, the inner bottom end surface of the annular hole and the inner bottom end surface of the annular groove are adhered with glue rings for leakage prevention; the rubber ring is convenient for improving the tightness between the insertion of the straight pipe into the ring hole and the insertion of the branch pipe into the ring groove.

Further, the inner peripheral surface of the backing ring is provided with a plurality of groups of straight holes which can be used for disassembly; the plurality of groups of straight holes are matched with each other, so that the backing ring is more convenient to assemble and disassemble.

Further, the two groups of sound-absorbing cotton layers are mutually spliced and distributed; the sound-absorbing cotton layer in the top shell and the sound-absorbing cotton layer in the bottom shell are in mutual plug-in distribution relation, so that the sound-absorbing cotton layer and the bottom shell can form a whole, and the noise reduction effect is effectively improved.

Compared with the prior art, the utility model has the following beneficial effects:

According to the technical scheme, the design of the ring seat, the top shell, the bottom shell, the ring grooves and the branch pipes is adopted, so that a layer of noise reduction structure is conveniently arranged on the periphery of the submersible electric pump, meanwhile, the installation is simple, the operation is convenient, the compactness is also high, the design of the branch rings, the ring pipes, the sound insulation felt layers, the sound absorption cotton layers and the backing rings is convenient, noise generated when the multistage centrifugal pump in the submersible electric pump operates is conveniently reduced, influence caused by the noise is reduced, and therefore the safety of the submersible electric pump during operation is conveniently improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a noise reduction device of an electric submersible pump according to the present utility model.

Fig. 2 is a schematic plan view of the whole mechanism structure of the noise reduction device of the submersible electric pump.

Fig. 3 is a schematic diagram of a backing ring structure of a noise reduction device of an electric submersible pump according to the present utility model.

In the figure: 1. a pump body; 2. a ring seat; 3. a top shell; 4. a bottom case; 5. a support ring; 6. a grommet; 7. a sound insulation felt layer; 8. a sound absorbing cotton layer; 9. a backing ring; 10. a ring groove; 11. a branch pipe; 12. an annular hole; 13. a straight pipe; 14. a rubber ring; 15. and (5) a straight hole.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, the noise reduction device of the submersible electric pump comprises a pump body 1, ring seats 2 which can be used for connection are welded on the end surfaces of two sides of the periphery of the pump body 1, a top shell 3 and a bottom shell 4 which can be used for protection are assembled on one end, far away from the pump body 1, of each ring seat 2 through bolts, annular grooves 10 which can be used for connection are formed on the opposite surfaces of the top shell 3 and the bottom shell 4, and branch pipes 11 which are matched with the annular grooves 10 are integrally formed on the opposite surfaces of the top shell 3 and the bottom shell 4; the inner sides of the top shell 3 and the bottom shell 4 are respectively provided with a support ring 5 and a backing ring 9 which can be used for fixing, a ring pipe 6 which can be used for supporting is inserted between the support ring 5 and the backing ring 9, a sound insulation felt layer 7 which can be used for noise reduction is fixedly glued on the inner peripheral surface of the ring pipe 6, and a sound absorption cotton layer 8 which can be used for noise reduction is glued on the inner peripheral surface of the sound insulation felt layer 7.

As shown in fig. 2, a ring hole 12 for leakage prevention is formed on one surface of the ring seat 2 away from the pump body 1, and a straight pipe 13 spliced with the ring hole 12 is integrally formed on one surface of the top shell 3, which is attached to the ring seat 2, and one surface of the bottom shell 4, which is attached to the ring seat 2; the straight pipe 13 is inserted into the annular hole 12, so that the tightness of the two groups of annular seats 2 after being connected with the top shell 3 and the bottom shell 4 is stronger, and substances in the oil well are reduced to enter a space formed by the top shell 3 and the bottom shell 4 at the periphery of the pump body 1; the inner bottom end surface of the annular hole 12 and the inner bottom end surface of the annular groove 10 are adhered with a rubber ring 14 for leakage prevention; the rubber ring 14 is convenient for improving the tightness between the insertion of the straight pipe 13 into the annular hole 12 and the insertion of the branch pipe 11 into the annular groove 10; the two groups of sound-absorbing cotton layers 8 are mutually spliced and distributed; the sound-absorbing cotton layers 8 in the top shell 3 and the sound-absorbing cotton layers 8 in the bottom shell 4 are in mutual plug-in distribution relation, so that the two layers can form a whole, and the noise reduction effect is effectively improved.

As shown in fig. 3, the inner peripheral surface of the backing ring 9 is provided with straight holes 15 which can be detached, and the straight holes 15 are provided with a plurality of groups; the plurality of groups of straight holes 15 are matched with each other, so that the backing ring 9 is more convenient to assemble and disassemble.

It should be noted that, the utility model is a noise reduction device for an electric submersible pump, when in operation, two groups of ring seats 2 are welded at the upper and lower ends of a multistage centrifugal pump in the electric submersible pump, then the top shell 3 and the bottom shell 4 are conveniently connected with the ring seats 2, the top shell 3 can drive a straight pipe 13 to be inserted into an annular hole 12 on the surface of the ring seat 2, then the position of the top shell 3 can be fixed by using bolts, then the bottom shell 4 can drive the straight pipe 13 to be inserted into the annular hole 12 on the ring seat 2, meanwhile, the bottom shell 4 can drive a branch pipe 11 to be inserted into an annular groove 10 on the bottom surface of the top shell 3, and meanwhile, the top shell 3 can drive the branch pipe 11 to be inserted into an annular groove 10 on the top end surface of the bottom shell 4, so that the top shell 3 and the bottom shell 4 can be connected with each other, the compactness after connection is strong, then the position of the top shell 4 is fixed by using bolts, thus a relatively closed space is formed between the top shell 3 and the bottom shell 4, and a felt layer 7 and a cotton layer 8 on the inner wall surface of the bottom shell 4 can be mutually matched with a sound-absorbing layer 8, thereby reducing noise generated by the electric submersible pump.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a submersible electric pump noise reduction device, includes pump body (1), its characterized in that, pump body (1) periphery both sides end surface all welds ring seat (2) that can be used to connect, and the one end that two sets of ring seats (2) kept away from pump body (1) is equipped with top shell (3) and drain pan (4) that can be used to the protection respectively through the bolt, annular groove (10) that can be used to connect are all seted up to the opposite one side of top shell (3) and drain pan (4), and top shell (3) and drain pan (4) opposite one side all integrally constructed have branch pipe (11) that agree with annular groove (10);

The top shell (3) and the inner side of the bottom shell (4) are respectively provided with a support ring (5) and a backing ring (9) which can be used for fixing, a ring pipe (6) which can be used for supporting is inserted between the support rings (5) and the backing rings (9), a sound insulation felt layer (7) which can be used for noise reduction is fixedly glued on the inner peripheral surface of the ring pipe (6), and a sound absorption cotton layer (8) which can be used for noise reduction is glued on the inner peripheral surface of the sound insulation felt layer (7).

2. The electric submersible pump noise reduction device according to claim 1, wherein an annular hole (12) for leakage prevention is formed on one surface of the annular seat (2) far away from the pump body (1), and straight pipes (13) spliced with the annular hole (12) are integrally formed on one surface of the top shell (3) attached to the annular seat (2) and one surface of the bottom shell (4) attached to the annular seat (2).

3. The noise reduction device of the electric submersible pump according to claim 2, wherein the inner bottom end surface of the annular hole (12) and the inner bottom end surface of the annular groove (10) are adhered with a rubber ring (14) for leakage prevention.

4. The noise reduction device of the electric submersible pump according to claim 1, wherein the inner peripheral surface of the backing ring (9) is provided with a plurality of groups of straight holes (15) which can be detached.

5. The noise reduction device of an electric submersible pump according to claim 1, characterized in that the two groups of sound absorbing cotton layers (8) are mutually inserted and distributed.