CN210565373U

CN210565373U - HL type mounting box for pipeline centrifugal pump with mechanism of making an uproar is fallen

Info

Publication number: CN210565373U
Application number: CN201921469421.3U
Authority: CN
Inventors: 全朝阳
Original assignee: Hengyang Hengwei Electromechanical Equipment Co Ltd
Current assignee: Hengyang Hengwei Electromechanical Equipment Co Ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-05-19
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a HL type tubular centrifugal pump mounting box with mechanism of making an uproar falls, the on-line screen storage device comprises a base, the mounting hole has all been seted up to the top both sides of base, its center has seted up the mounting groove, install the pump body in the mounting groove, the top of the pump body is provided with the box body, first screw hole has all been seted up to the both sides bottom of box body, first screw hole female connection has the screw, the inside of box body is formed with the chamber of making an uproar falls, the first acoustic celotex board of top fixedly connected with in the chamber of making an uproar falls, the equal fixedly connected with sound-proof frame in its both sides, and the top in the chamber of making an uproar falls and the first amortization paper of one deck and second amortization paper have been pasted respectively with both sides inner wall surface. The utility model has the characteristics of structural design is reasonable, is convenient for install and dismantle, and the leakproofness is good, and it can be strong to fall the noise performance.

Description

HL type mounting box for pipeline centrifugal pump with mechanism of making an uproar is fallen

Technical Field

The utility model relates to a centrifugal pump technical field specifically is a mounting box for HL type pipeline formula centrifugal pump with mechanism of making an uproar falls.

Background

In the field of mechanical engineering, the HL pipeline type centrifugal pump adopts an integrated structure, so that the occupied area is small, and the HL pipeline type centrifugal pump is widely applied. But current HL type tubular centrifugal pump often can produce great vibrations when the operation for thereby send the noise in the collision between its inside component, long time not only can influence surrounding operational environment, and harm operating personnel's hearing is healthy, also can influence the life of centrifugal pump simultaneously, consequently urgently need design an HL type tubular centrifugal pump for the mounting box with mechanism of making an uproar falls.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's HL type pipeline centrifugal pump and produce vibrations easily to the defect that the noise is big provides a HL type pipeline mounting box for centrifugal pump with mechanism of making an uproar falls. A HL type mounting box for pipeline formula centrifugal pump with mechanism of making an uproar falls has that structural design is reasonable, be convenient for installation and dismantlement, and the leakproofness is good, fall characteristics such as the performance of making an uproar is strong.

In order to achieve the above object, the utility model provides a following technical scheme: a mounting box for an HL type pipeline centrifugal pump with a noise reduction mechanism comprises a base, wherein mounting holes are respectively formed in two sides of the top of the base, a mounting groove is formed in the center of the base, a pump body is mounted in the mounting groove, a box body is arranged above the pump body, first threaded holes are respectively formed in the bottoms of the two sides of the box body, screws are connected in the first threaded holes in a threaded manner, internal threads matched with the screws are carved on the inner walls of the mounting holes, handles are fixedly connected to the outer walls of the top ends of the two sides of the box body, a noise reduction cavity is formed in the box body, a first sound insulation plate is fixedly connected to the top of the noise reduction cavity, sound insulation frames are fixedly connected to the two sides of the noise reduction cavity, a layer of first sound insulation paper and a layer of second sound insulation paper are respectively pasted on the surfaces of the top of the noise reduction, one end of the threaded rod is fixedly connected with a crank, and the other end of the threaded rod is provided with a damping plate.

Preferably, the first acoustic baffle is of an arc-shaped plate structure, a plurality of first silencing holes are uniformly formed in the surface of the first acoustic baffle, a plurality of hemispherical convex blocks are uniformly distributed on the surface of the first acoustic baffle, and the convex blocks and the first silencing holes are distributed in a staggered mode.

Preferably, a plurality of second muffling holes are uniformly formed in the surface of the soundproof frame, a second soundproof plate is fixedly connected to the inner wall of the soundproof frame, and the second soundproof plate is of a wavy plate structure.

Preferably, the shock attenuation board is located the both sides of the pump body, and its lateral wall surface evenly distributed who is close to pump body one side has a plurality of hemisphere rubber piece, just fixedly connected with spring on the lateral wall of shock attenuation board far away from pump body one side, the spring is located the both sides of threaded rod, and its other end fixed connection is at the inner wall of box body.

Preferably, the surface of the bottom edge of the box body is provided with a layer of sealing gasket.

Preferably, the bottom surface of the base is provided with a layer of rubber gasket, and herringbone anti-skidding lines are carved on the surface of the rubber gasket.

Compared with the prior art, the beneficial effects of the utility model are that:

a HL type tubular centrifugal pump is with mechanism of making an uproar falls mounting box structural design reasonable, be convenient for install and dismantle, utilize sealed the pad gap between can filling box body and the base, thereby the leakproofness of this mounting box has been strengthened, send from the gap with the noise prevention, the shock attenuation board can tightly support the both sides at the pump body under the effect of spring, thereby can play absorbing effect when the pump body takes place to shake, with reduce the noise that sends because of vibrations, can effectively prevent the diffusion of noise through first acoustic celotex board and second acoustic celotex board, can effectively noise absorption through first amortization paper and second amortization paper, thereby greatly reduced the loudness of noise, then realized the noise reduction to HL type tubular centrifugal pump.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is an enlarged view of fig. 1 at B.

Reference numbers in the figures: 1. a base; 2. mounting holes; 3. mounting grooves; 4. a pump body; 5. a box body; 6. a first threaded hole; 7. a screw; 8. a handle; 9. a noise reduction cavity; 10. a first baffle plate; 11. a sound insulation frame; 12. a first noise reduction paper; 13. a second noise reduction paper; 14. a second threaded hole; 15. a threaded rod; 16. a crank; 17. a damper plate; 18. a first muffling hole; 19. a second muffling hole; 20. a second baffle; 21. a spring; 22. and a gasket.

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, the present invention provides a technical solution: a mounting box for an HL type pipeline centrifugal pump with a noise reduction mechanism comprises a base 1, wherein the bottom surface of the base 1 is provided with a layer of rubber gasket, herringbone anti-slip lines are carved on the surface of the rubber gasket, the friction force between the base 1 and the ground can be increased, so that the stability of the base 1 is improved, the base is prevented from displacing under the action of external force, mounting holes 2 are respectively formed in two sides of the top of the base 1, a mounting groove 3 is formed in the center of the base, a pump body 4 is installed in the mounting groove 3, a box body 5 is arranged above the pump body 4, first threaded holes 6 are respectively formed in the bottoms of two sides of the box body 5, screws 7 are connected in the first threaded holes 6 in a threaded manner, internal threads matched with the screws 7 are carved on the inner wall of the mounting holes 2, a layer of sealing gasket 22 is arranged on the surface of the edge of, thereby enhancing the sealing performance of the mounting box and preventing noise from being emitted from gaps, handles 8 are fixedly connected to the outer walls of the top ends of the two sides of the box body 5, a noise reduction cavity 9 is formed in the interior of the box body, a first sound insulation board 10 is fixedly connected to the top of the noise reduction cavity 9, sound insulation frames 11 are fixedly connected to the two sides of the noise reduction cavity, a layer of first sound insulation paper 12 and a layer of second sound insulation paper 13 are respectively pasted on the surfaces of the top of the noise reduction cavity 9 and the inner walls of the two sides of the noise reduction cavity, the first sound insulation board 12 and the second sound insulation paper 13 have strong sound insulation function and can effectively absorb noise so as to achieve the noise reduction effect, the first sound insulation board 10 is of an arc-shaped board structure, a plurality of first sound insulation holes 18 are uniformly formed in the surface of the first sound insulation board 10, a plurality of hemispherical convex blocks are uniformly distributed on the surface of the first sound insulation board 10, the convex blocks can disperse, thereby reducing the loudness of noise, the surface of the sound-proof frame 11 is uniformly provided with a plurality of second sound-deadening holes 19, the inner wall of the sound-proof frame is fixedly connected with a second sound-proof plate 20, the second sound-proof plate 20 is of a wave-shaped plate structure and can effectively disturb the propagation route of the noise sound wave so as to prevent the noise from diffusing, the side walls of the two sides of the box body 5 are both provided with second threaded holes 14, the second threaded holes 14 are in threaded connection with threaded rods 15, one end of each threaded rod 15 is fixedly connected with a crank 16, the other end of each threaded rod is provided with a shock-absorbing plate 17, the shock-absorbing plates 17 are positioned at the two sides of the pump body 4, the surface of the side wall of the shock-absorbing plate 17 close to one side of the pump body 4 is uniformly distributed with a plurality of hemispherical rubber blocks, the rubber blocks have elasticity and can generate elastic deformation when being extruded, thereby playing a role of buffering, the spring 21 is located the both sides of threaded rod 15, and its other end fixed connection is at the inner wall of box body 5, and the shock attenuation board 17 can tightly support the both sides at the pump body 4 under the effect of spring 21 to can play absorbing effect when the pump body 4 takes place vibrations, with the noise that reduces to send because of vibrations.

The working principle is as follows: when the utility model is used, firstly, the pump body 4 is arranged on the base 1, the bottom is inserted into the mounting groove 3, then the handle 8 is held to cover the box body 5 on the base 1, the pump body 4 is completely covered by the box body, the screw 7 in the first threaded hole 6 is screwed into the mounting hole 2, thereby the box body 5 is fixed on the base 1, then the crank 16 is held and rotated to drive the threaded rod 15 to rotate inwards along the second threaded hole 14, the tail end of the crank can drive the damping plate 17 to move slowly along with the rotation of the threaded rod 15 until the damping plate tightly supports against the two sides of the pump body 4, thereby the damping plate 17 can be used to fix the pump body 4, so as to avoid the huge noise generated by vibration when the pump body 4 operates, one part of the noise generated by the crank is transmitted to the top of the noise reduction cavity 9, the other part of the noise is transmitted to the two sides of the noise reduction cavity 9, and one part of the noise transmitted to the top of the noise reduction cavity 9, the first silencing hole 18 is penetrated through by the first silencing paper 12 for residue, and the noise propagated to the two sides of the noise reduction cavity 9 enters the sound insulation frame 11 through the second silencing hole 19, then most of the noise can be separated through the second sound insulation board 20, and the other part is absorbed by the second silencing paper 13, so that the diffusion of the noise is effectively prevented, the loudness of the noise is greatly reduced, and the noise reduction effect of the HL type pipe centrifugal pump is realized.

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. The utility model provides a mounting box for HL type pipeline formula centrifugal pump with mechanism of making an uproar falls, includes base (1), its characterized in that: the noise reduction device is characterized in that mounting holes (2) are formed in two sides of the top of the base (1), a mounting groove (3) is formed in the center of the base, a pump body (4) is installed in the mounting groove (3), a box body (5) is arranged above the pump body (4), first threaded holes (6) are formed in the bottoms of two sides of the box body (5), screws (7) are connected with the first threaded holes (6) in an internal thread mode, internal threads matched with the screws (7) are carved on the inner wall of the mounting hole (2), handles (8) are fixedly connected to the outer walls of the top ends of two sides of the box body (5), a noise reduction cavity (9) is formed in the box body, a first noise reduction plate (10) is fixedly connected to the top of the noise reduction cavity (9), sound insulation frames (11) are fixedly connected to two sides of the noise reduction cavity (9), and first noise reduction paper (12) and, second screw hole (14) have all been seted up to the both sides lateral wall of box body (5), second screw hole (14) female connection has threaded rod (15), the one end fixedly connected with crank (16) of threaded rod (15), its other end are provided with shock attenuation board (17).

2. A mounting box for an HL type pipeline centrifugal pump with a noise reduction mechanism according to claim 1, wherein: the first sound insulation board (10) is of an arc-shaped board structure, a plurality of first silencing holes (18) are uniformly formed in the surface of the first sound insulation board, a plurality of hemispherical convex blocks are uniformly distributed on the surface of the first sound insulation board (10), and the convex blocks and the first silencing holes (18) are distributed in a staggered mode.

3. A mounting box for an HL type pipeline centrifugal pump with a noise reduction mechanism according to claim 1, wherein: a plurality of second silencing holes (19) are uniformly formed in the surface of the sound insulation frame (11), a second sound insulation plate (20) is fixedly connected to the inner wall of the sound insulation frame, and the second sound insulation plate (20) is of a wavy plate structure.

4. A mounting box for an HL type pipeline centrifugal pump with a noise reduction mechanism according to claim 1, wherein: damping plate (17) are located the both sides of the pump body (4), and its lateral wall surface evenly distributed who is close to pump body (4) one side has a plurality of hemisphere rubber piece, just fixedly connected with spring (21) on damping plate (17) keep away from the lateral wall of pump body (4) one side, spring (21) are located the both sides of threaded rod (15), and its other end fixed connection is at the inner wall of box body (5).

5. A mounting box for an HL type pipeline centrifugal pump with a noise reduction mechanism according to claim 1, wherein: the bottom edge surface of the box body (5) is provided with a layer of sealing gasket (22).

6. A mounting box for an HL type pipeline centrifugal pump with a noise reduction mechanism according to claim 1, wherein: the bottom surface of the base (1) is provided with a layer of rubber gasket, and herringbone anti-skidding lines are carved on the surface of the rubber gasket.