CN216741906U

CN216741906U - Noise reduction type compressor for variable-frequency centrifugal water chilling unit

Info

Publication number: CN216741906U
Application number: CN202123270163.6U
Authority: CN
Inventors: 黄川奇; 李娟�; 张静
Original assignee: Suzhou Golden Bee Environmental Protection Technology Co ltd
Current assignee: Suzhou Golden Bee Environmental Protection Technology Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-14
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a type of making an uproar compressor falls in frequency conversion centrifugal chiller, including base, lower casing and last casing, casing bottom fixed connection base down, the open-top position of casing can be dismantled down and connect the upper casing, go up casing outer wall welding spacing ring, the symmetrical installation guide post of spacing ring upper surface, the outside slip of spacing ring sets up and falls the frame of making an uproar, it has the sealing strip to fall the bonding of frame bottom open end of making an uproar, casing outside fixed connection backing plate down, the bonding of backing plate upper surface has loop type rubber seat. At the outside frame of making an uproar that falls that slides of last casing, after the casing accomplishes the equipment to last casing relatively, fall the frame of making an uproar along the guide post gliding of last casing, fall the frame bottom of making an uproar and peg graft inside the loop type assembly groove of loop type rubber seat, fall the frame of making an uproar and fall the processing of making an uproar to casing and last casing junction down, the cooperation falls the frame internal surface of making an uproar and inhale the sound cotton, the noise that the effectual reduction compressor during operation produced, improve operational environment's comfort level.

Description

Noise reduction type compressor for variable-frequency centrifugal water chilling unit

Technical Field

The utility model belongs to the technical field of frequency conversion centrifugal chiller unit, concretely relates to frequency conversion centrifugal chiller unit is with type of making an uproar compressor of falling.

Background

The compressor is a driven fluid machine that raises low-pressure gas to high-pressure gas, and is the heart of a refrigeration system. The refrigeration cycle comprises a gas suction pipe, a motor, a piston, an exhaust pipe, a compression pipe, a condensation pipe, an expansion pipe, an evaporation pipe, a heat exchange pipe and a heat exchange pipe.

The existing noise reduction type compressor for the variable-frequency centrifugal water chilling unit comprises an upper shell and a lower shell, and when the compressor is assembled, the sealing performance of the joint of the upper shell and the lower shell is poor, so that noise is easily generated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frequency conversion centrifugal chiller is with falling type of making an uproar compressor to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a noise reduction type compressor for a variable frequency centrifugal chiller comprises a base, a lower shell and an upper shell, wherein the bottom end of the lower shell is fixedly connected with the base, the open top end of the lower shell is detachably connected with the upper shell, the outer wall of the upper shell is welded with a limiting ring, guide posts are symmetrically arranged on the upper surface of the limiting ring, a noise reduction frame is arranged outside the limiting ring in a sliding manner, a sealing strip is bonded on the open end of the bottom of the noise reduction frame, a backing plate is fixedly connected with the outside of the lower shell, a ring-shaped rubber seat is bonded on the upper surface of the backing plate, the noise reduction frame is arranged outside the upper shell in a sliding manner, after the upper shell is assembled relative to the lower shell, the noise reduction frame slides downwards along the guide posts of the upper shell, the bottom end of the noise reduction frame is inserted into a ring-shaped assembly groove of the ring-shaped rubber seat, the noise reduction frame performs sound insulation and noise reduction treatment on the joint of the lower shell and the upper shell, and is matched with sound absorption cotton on the inner surface of the noise reduction frame, the noise that the effectual compressor during operation produced that reduces improves operational environment's comfort level.

Preferably, the inner surface of the noise reduction frame is compounded with sound absorption cotton.

Preferably, the surface of the noise reduction frame is symmetrically provided with guide holes, and the guide holes are in plug-in fit with guide posts on the upper surface of the limiting ring.

Preferably, the front face of the noise reduction frame is fixedly connected with a push handle, and anti-skid grains are arranged on the surface of the push handle.

Preferably, the annular rubber seat is provided with an annular assembling groove on the upper surface, and the annular assembling groove corresponds to the opening end of the bottom of the noise reduction frame.

Preferably, elliptical grooves are uniformly distributed on the circumference of the upper surface of the annular rubber seat and are located outside the annular assembling groove.

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

1. at the outside frame of making an uproar that falls that slides of last casing, after the casing accomplishes the equipment to last casing relatively, fall the frame of making an uproar along the guide post gliding of last casing, fall the frame bottom of making an uproar and peg graft inside the loop type assembly groove of loop type rubber seat, fall the frame of making an uproar and fall the processing of making an uproar to casing and last casing junction down, the cooperation falls the frame internal surface of making an uproar and inhale the sound cotton, the noise that the effectual reduction compressor during operation produced, improve operational environment's comfort level.

2. The annular assembly groove on the surface of the annular rubber seat is used for inserting the noise reduction frame, the noise reduction frame is supported and fixed, and meanwhile, elliptical grooves are uniformly distributed in the circumference of the upper surface of the annular rubber seat, so that the deformation performance of the annular rubber seat is effectively improved, and the tightness of connection between the annular rubber seat and the noise reduction frame is improved.

Drawings

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

fig. 2 is a schematic view of the connection structure of the upper casing and the noise reduction frame of the present invention;

fig. 3 is a schematic view of the connection structure between the base and the ring-shaped rubber seat of the present invention.

In the figure: 1. a base; 2. a lower housing; 3. a base plate; 4. an annular rubber seat; 401. a ring-shaped assembly groove; 402. an elliptical groove; 5. an upper housing; 501. a limiting ring; 502. a guide post; 6. a noise reduction frame; 7. a guide hole; 8. a sealing strip; 9. a handle is pushed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a type of making an uproar compressor falls for frequency conversion centrifugal chiller, the on-line screen storage device comprises a base 1, casing 2 and last casing 5 down, 2 bottom fixed connection bases 1 of casing down, the open-top end position of casing 2 can be dismantled and connect upper housing 5 down, 5 outer wall welding spacing rings 501 go up the casing, surface symmetry installation guide post 502 on the spacing rings 501, the outside slip of spacing rings 501 sets up and falls the frame 6 of making an uproar, 6 bottom open ends of the frame of making an uproar that fall bond and have

sealing strip

8, 2 outside fixed connection backing plates 3 of casing down, 3 upper surfaces of backing plate bond and have loop

type rubber seat

4, 6 internal surface recombination of the frame of making an uproar has the sound cotton of inhaling.

As can be seen from the above description, the present invention has the following advantages: at 3 outside sliding settings of last casing and falling frame 6 of making an uproar, casing 2 accomplishes relatively after the equipment to last casing 5 down, it falls frame 6 of making an uproar to fall along the guide post 502 gliding of last casing 3, it pegs graft inside the loop type assembly groove 401 of loop type rubber seat 4 to fall 6 bottoms of frame of making an uproar, it falls the processing of making an uproar to fall frame 6 to give sound insulation to casing 2 and last casing 5 junction down, the cooperation falls the sound cotton of inhaling of 6 internal surfaces of frame of making an uproar, the effectual noise that reduces the compressor during operation and produce, improve operational environment's comfort level.

Example two:

referring to fig. 2, based on the first embodiment, the present invention provides a technical solution: the surface of the noise reduction frame 6 is symmetrically provided with guide holes 7, the guide holes 7 are matched with the guide posts 502 on the upper surface of the limiting ring 501 in an inserting mode, the front face of the noise reduction frame 6 is fixedly connected with a push handle 9, and anti-skid lines are arranged on the surface of the push handle 9.

Adopt above-mentioned guiding hole 7 cooperation guide post 502 on spacing ring 501 surface to use, the convenience is fallen the position of making an uproar frame 6 and is carried out effectual regulation, convenient to use.

Further, refer to fig. 3, 4 upper surfaces of ring type rubber seat are provided with ring type assembly groove 401, ring type assembly groove 401 is corresponding with the bottom open end of frame 6 that makes an uproar falls, 4 upper surface circumference equipartition of ring type rubber seat have oval type recess 402, oval type recess 402 is located ring type assembly groove 401 outside, 4 surperficial ring type assembly groove 401 of ring type rubber seat are used for falling the grafting of frame 6 that makes an uproar, 6 support fixedly fall the frame of making an uproar, 4 upper surface circumference equipartition of ring type rubber seat have oval type recess 402 simultaneously, the deformation performance of effectual increase ring type rubber seat 4, improve the compactness that ring type rubber seat 4 and frame 6 are connected that makes an uproar falls.

The utility model discloses a theory of operation and use flow: guide posts 502 are symmetrically installed on the upper surface of a limiting ring 501 on the outer wall of the upper shell 5, a noise reduction frame 6 is arranged outside the limiting ring 501 in a sliding mode, the noise reduction frame 6 is arranged outside the upper shell 3 in a sliding mode, after the upper shell 5 is assembled relative to the lower shell 2, the noise reduction frame 6 slides along the guide posts 502 of the upper shell 3 in a sliding mode, the bottom end of the noise reduction frame 6 is inserted into a ring-shaped assembling groove 401 of a ring-shaped rubber seat 4, the noise reduction frame 6 conducts sound insulation and noise reduction treatment on the joint of the lower shell 2 and the upper shell 5, and noise absorption cotton on the inner surface of the noise reduction frame 6 is matched, so that noise generated during working of the compressor is effectively reduced, and the comfort level of a working environment is improved; the annular assembling groove 401 on the surface of the annular rubber seat 4 is used for inserting the noise reduction frame 6, the noise reduction frame 6 is supported and fixed, meanwhile, elliptical grooves 402 are uniformly distributed on the circumference of the upper surface of the annular rubber seat 4, the deformation performance of the annular rubber seat 4 is effectively improved, and the tightness of connection between the annular rubber seat 4 and the noise reduction frame 6 is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a frequency conversion centrifugal chiller is with making an uproar type compressor of falling, includes base (1), casing (2) and last casing (5) down, casing (2) bottom fixed connection base (1) down, the open-top end position of casing (2) can be dismantled down and connect casing (5), its characterized in that: go up casing (5) outer wall welding spacing ring (501), surface symmetry installation guide post (502) on spacing ring (501), outside slip of spacing ring (501) sets up and falls frame (6) of making an uproar, it has sealing strip (8) to fall the bonding of frame (6) bottom open end of making an uproar, casing (2) outside fixed connection backing plate (3) down, backing plate (3) upper surface bonding has annular rubber seat (4).

2. The noise reduction type compressor for the variable frequency centrifugal chiller according to claim 1, wherein: the inner surface of the noise reduction frame (6) is compounded with sound absorption cotton.

3. The noise reduction type compressor for the variable frequency centrifugal chiller according to claim 1, wherein: the surface of the noise reduction frame (6) is symmetrically provided with guide holes (7), and the guide holes (7) are in plug-in fit with guide posts (502) on the upper surface of a limiting ring (501).

4. The noise reduction type compressor for the variable frequency centrifugal chiller according to claim 1, wherein: the front side of the noise reduction frame (6) is fixedly connected with a push handle (9), and anti-skid grains are arranged on the surface of the push handle (9).

5. The noise reduction type compressor for the variable frequency centrifugal chiller according to claim 1, wherein: the upper surface of the annular rubber seat (4) is provided with an annular assembling groove (401), and the annular assembling groove (401) corresponds to the bottom opening end of the noise reduction frame (6).

6. The noise reduction type compressor for the variable frequency centrifugal chiller according to claim 1, wherein: elliptical grooves (402) are uniformly distributed on the circumference of the upper surface of the annular rubber seat (4), and the elliptical grooves (402) are located outside the annular assembling groove (401).