CN220505424U

CN220505424U - Centrifugal compressor

Info

Publication number: CN220505424U
Application number: CN202321941108.1U
Authority: CN
Inventors: 金炳庆
Original assignee: Gl-Turbo LLC
Current assignee: Gl-Turbo LLC
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-02-20
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses a centrifugal compressor, in particular to the technical field of compressors, which comprises a compressor body, wherein the bottom end of the compressor body is provided with a base, and the bottom end of the base is provided with two groups of connecting components for connecting the compressor body; the top of the base is provided with a positioning assembly of a limit connecting assembly; the positioning assembly comprises two fixing plates, the two fixing plates are all arranged at the top of the base, a movable cavity is formed in the fixing plates, a movable plate is arranged in the movable cavity, a connecting support is arranged on one side of the movable plate, and one end, far away from the movable plate, of the connecting support penetrates through the fixing plates and extends to the outside of the fixing plates. According to the utility model, the positioning plate can be pulled to the top of the fastening bolt through the nested connection of the hanging ring and the hanging hook, so that the top of the fastening bolt can be limited by means of the positioning plate, the condition that the fastening bolt moves upwards and is separated due to vibration is avoided, and the stability of the fastening bolt can be ensured.

Description

Centrifugal compressor

Technical Field

The utility model relates to the technical field of compressors, in particular to a centrifugal compressor.

Background

The compressor is a driven fluid machine that lifts low pressure gas to high pressure gas and is the heart of the refrigeration system. The low-temperature low-pressure refrigerant gas is sucked from the air suction pipe, the motor is operated to drive the piston to compress the low-temperature low-pressure refrigerant gas, and then the high-temperature high-pressure refrigerant gas is discharged to the air discharge pipe to provide power for refrigeration cycle.

In chinese patent document of publication No. CN215719593U, including the compressor body, the below of compressor body is provided with the bearing base, the bearing base is inside hollow piece, the inside fixed mounting of bearing base has two mutually separated adjusting posts, be provided with two separated adjusting blocks on the two adjusting posts, the top of adjusting block is provided with the mount, the butt joint groove has all been seted up to the both ends inside of mount, two butt joint holes that keep away from each other have all been seted up on the inside both sides wall of butt joint groove, fixed mounting has two centre gripping fixed plates that keep away from each other on the upper surface of mount, the centre gripping fixed plate is the board of arc structure, in this technical scheme, through being provided with the adjusting block, mount and linkage rod, thereby reduce the vibrations of whole mount in the course of working through two sets of adjusting block round trip movement after centrifugal compressor installs the mount, the stability of whole equipment has been improved.

However, in the above technical scheme, the compressor also drives the fastener connected between the compressor and the fixing frame to vibrate during vibration, and the long-time vibration easily causes loosening of the fastener, so that the stability of the fastener when connected with the fixing frame and the compressor can be affected.

Disclosure of Invention

In order to overcome the defects in the prior art, the centrifugal compressor provided by the utility model has the advantages that the positioning plate can be pulled to the top of the fastening bolt through the nested connection of the hanging ring and the hanging hook, so that the top of the fastening bolt can be limited by means of the positioning plate, the situation that the fastening bolt moves upwards and is separated due to vibration is avoided, the stability of the fastening bolt can be ensured, and the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the centrifugal compressor comprises a compressor body, wherein the bottom end of the compressor body is provided with a base, and the bottom end of the base is provided with two groups of connecting assemblies for connecting the compressor body;

the top of the base is provided with a positioning assembly of a limit connecting assembly;

the positioning assembly comprises two fixed plates, the two fixed plates are arranged at the top of the base, a movable cavity is formed in the fixed plates, a movable plate is arranged in the movable cavity, a connecting support is arranged on one side of the movable plate, one end, far away from the movable plate, of the connecting support penetrates through the fixed plate and extends to the outside of the fixed plate, two springs are arranged on one side, close to the connecting support, of the movable plate, and one end, far away from the movable plate, of each spring is connected with the inner wall of the movable cavity;

the locating plate is arranged at the bottom of one end of the connecting support, which is far away from the fixed plate, the bottom of the fixed plate is provided with a storage groove in a penetrating way, and one end of the locating plate, which is close to the fixed plate, extends to the inside of the storage groove.

In a preferred embodiment, each group of connecting components comprises a connecting seat, the connecting seat is arranged at the top of the base, the top end of the connecting seat is connected with the bottom end of the compressor body, two fastening bolts are respectively arranged at the top of the front end and the rear end of the connecting seat, the bottom ends of the fastening bolts penetrate through the connecting seat and extend into the base, and the fastening bolts are in threaded connection with the base; the fixed plate and the mounting seat are both arranged at the top of the connecting seat, the positioning plate is positioned above the fastening bolt, and the connecting seat on the compressor body can be arranged on the base through threaded connection of the fastening bolt and the base, so that the stability of the compressor body can be ensured.

In a preferred embodiment, a buffer column is arranged between the two connecting seats, the top end of the buffer column is connected with the bottom end of the compressor body, a groove is formed in one side, close to the buffer column, of the top of the base, a shock absorber is arranged in the groove, the bottom end of the buffer column extends to the inside of the groove and is in contact with the shock absorber, and vibration generated during operation of the compressor body can be buffered through cooperation of the limiting column and the shock absorber.

In a preferred embodiment, the one end that the locating plate kept away from the fixed plate articulates there is rings, the one end that the locating plate was kept away from to rings is equipped with the couple, the one end that the rings was kept away from to the couple is connected with the mount pad, through the nested connection of rings and couple, can be with the tensile fixed to the fastening bolt top of locating plate.

In a preferred embodiment, the locating support is arranged at the top of the front end and the back end of the locating plate, the bottom end of the locating support is connected with the top of the connecting seat, the section of the locating support is L-shaped, the locating plate can be limited through the arrangement of the locating support, the stability of the locating plate during movement is guaranteed, and the situation that the locating plate deviates in movement is avoided.

In a preferred embodiment, the section of the movable plate and the section of the movable cavity are both rectangular, the outer wall of the movable plate is in contact with the inner wall of the movable cavity, and the movable plate can be limited by the movable cavity to perform linear motion by setting the section of the movable plate and the section of the movable cavity to be rectangular, so that the movable plate is prevented from shifting in motion.

The utility model has the technical effects and advantages that:

through the nested connection of rings and couple, can be with locating plate pulling to the fastening bolt top to this can carry out spacingly with the help of the locating plate to fastening bolt top, avoid fastening bolt to appear shifting up the condition that breaks away from because of vibrations, can ensure fastening bolt's stability from this, and when needs dismantlement fastening bolt, can loosen rings, make fly leaf and linking bridge can accomodate the locating plate to accomodate inslot portion with the help of the resilience force of spring, with this dismouting that can avoid the locating plate to influence fastening bolt.

Drawings

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

FIG. 2 is a front view of the base of the present utility model;

FIG. 3 is an exploded view of the base of the present utility model;

FIG. 4 is a front view of the connector base of the present utility model;

fig. 5 is a cross-sectional view of a fixing plate of the present utility model.

The reference numerals are: 1. a compressor body; 2. a base; 3. a fixing plate; 4. a movable cavity; 5. a movable plate; 6. a connecting bracket; 7. a spring; 8. a positioning plate; 9. a storage groove; 10. a hanging ring; 11. a hook; 12. a mounting base; 13. a connecting seat; 14. a fastening bolt; 15. a positioning bracket; 16. a buffer column; 17. a groove; 18. a shock absorber.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to the accompanying drawings 1-5 of the specification, the utility model provides a centrifugal compressor, which comprises a compressor body 1, wherein the bottom end of the compressor body 1 is provided with a base 2, and the bottom end of the base 2 is provided with two groups of connecting components for connecting the compressor body 1;

as shown in fig. 1-4, each group of connecting components comprises a connecting seat 13, the connecting seat 13 is arranged at the top of the base 2, the top end of the connecting seat 13 is connected with the bottom end of the compressor body 1, two fastening bolts 14 are respectively arranged at the top of the front end and the rear end of the connecting seat 13, the bottom ends of the fastening bolts 14 penetrate through the connecting seat 13 and extend into the base 2, and the fastening bolts 14 are in threaded connection with the base 2; the fixed plate 3 and the mounting seat 12 are both arranged at the top of the connecting seat 13, the positioning plate 8 is arranged above the fastening bolt 14, and the connecting seat 13 on the compressor body 1 can be arranged on the base 2 through the threaded connection of the fastening bolt 14 and the base 2, so that the stability of the compressor body 1 can be ensured.

As shown in fig. 1-3, a buffer column 16 is disposed between two connection seats 13, the top end of the buffer column 16 is connected with the bottom end of the compressor body 1, a groove 17 is formed in one side, close to the buffer column 16, of the top of the base 2, a damper 18 is disposed in the groove 17, the bottom end of the buffer column 16 extends into the groove 17 and contacts with the damper 18, and vibration generated during operation of the compressor body 1 can be buffered through cooperation of the limit column and the damper 18.

In order to enhance the connection stability of the fastening bolt 14, a positioning component of a limit connection component is arranged at the top of the base 2;

as shown in fig. 1-5, the positioning assembly comprises two fixing plates 3, the two fixing plates 3 are all arranged at the top of the base 2, a movable cavity 4 is formed in the fixing plate 3, a movable plate 5 is arranged in the movable cavity 4, a connecting bracket 6 is arranged on one side of the movable plate 5, one end, far away from the movable plate 5, of the connecting bracket 6 penetrates through the fixing plate 3 and extends to the outside of the fixing plate 3, two springs 7 are arranged on one side, close to the connecting bracket 6, of the movable plate 5, and one end, far away from the movable plate 5, of each spring 7 is connected with the inner wall of the movable cavity 4; the one end bottom that fixed plate 3 was kept away from to linking bridge 6 is equipped with locating plate 8, storage tank 9 has been run through to the fixed plate 3 bottom, the one end that locating plate 8 is close to fixed plate 3 extends to storage tank 9 inside.

As shown in fig. 5, one end of the locating plate 8 far away from the fixed plate 3 is hinged with a hanging ring 10, one end of the hanging ring 10 far away from the locating plate 8 is provided with a hook 11, one end of the hook 11 far away from the hanging ring 10 is connected with a mounting seat 12, and the locating plate 8 can be stretched and fixed to the top of a fastening bolt 14 through nested connection of the hanging ring 10 and the hook 11.

As shown in fig. 4 and 5, the top parts at the front and rear ends of the positioning plate 8 are respectively provided with a positioning bracket 15, the bottom ends of the positioning brackets 15 are connected with the top parts of the connecting seats 13, the section of each positioning bracket 15 is L-shaped, the positioning plate 8 can be limited through the arrangement of the positioning brackets 15, the stability of the positioning plate 8 during movement is ensured, and the situation that the positioning plate 8 deviates in movement is avoided.

As shown in fig. 5, the section of the movable plate 5 and the section of the movable cavity 4 are both rectangular, and the outer wall of the movable plate 5 is in contact with the inner wall of the movable cavity 4, so that the movable plate 5 can be limited by the movable cavity 4 to perform linear motion by setting the section of the movable plate 5 and the section of the movable cavity 4 to be rectangular, and the movable plate 5 is prevented from deviating in motion.

Through the threaded connection of fastening bolt 14 and base 2, can install the connecting seat 13 on the compressor body 1 to on the base 2, thereby can ensure the stability of compressor body 1, and can be with the help of the cooperation of spacing post and bumper shock absorber 18, can cushion the vibrations that produce when compressor body 1 moves, the while is in order to avoid the vibrations that produce when compressor body 1 moves to influence the fastening effect of fastening bolt 14, through the nested connection of rings 10 and couple 11, can pull locating plate 8 to fastening bolt 14 top, so can carry out spacingly to fastening bolt 14 top with the help of locating plate 8, avoid fastening bolt 14 to appear shifting up the condition that breaks away from because of the vibrations, can ensure fastening bolt 14's stability, and when the fastening bolt 14 needs to be dismantled, loosen rings 10, make fly leaf 5 and linking bridge 6 can accomodate locating plate 8 to the inside of accomodating groove 9 with the resilience force of spring 7.

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. Centrifugal compressor, including compressor body (1), its characterized in that: the bottom end of the compressor body (1) is provided with a base (2), and the bottom end of the base (2) is provided with two groups of connecting components for connecting the compressor body (1);

the top of the base (2) is provided with a positioning assembly of a limit connecting assembly;

the positioning assembly comprises two fixing plates (3), the two fixing plates (3) are arranged at the top of the base (2), a movable cavity (4) is formed in the fixing plate (3), a movable plate (5) is arranged in the movable cavity (4), a connecting support (6) is arranged on one side of the movable plate (5), one end, far away from the movable plate (5), of the connecting support (6) penetrates through the fixing plate (3) and extends to the outside of the fixing plate (3), two springs (7) are arranged on one side, close to the connecting support (6), of the movable plate (5), and one end, far away from the movable plate (5), of each spring (7) is connected with the inner wall of the movable cavity (4);

one end bottom that fixed plate (3) was kept away from to linking bridge (6) is equipped with locating plate (8), accomodate groove (9) has been run through to fixed plate (3) bottom, locating plate (8) are close to the one end of fixed plate (3) and extend to accomodate inside groove (9).

2. The centrifugal compressor according to claim 1, wherein: one end of locating plate (8) keep away from fixed plate (3) articulates has rings (10), one end that rings (10) kept away from locating plate (8) is equipped with couple (11), one end that rings (10) were kept away from to couple (11) is connected with mount pad (12).

3. The centrifugal compressor according to claim 2, wherein: each group of connecting components comprises a connecting seat (13), the connecting seats (13) are arranged at the top of the base (2), the top ends of the connecting seats (13) are connected with the bottom end of the compressor body (1), two fastening bolts (14) are respectively arranged at the top parts of the front end and the rear end of each connecting seat (13), the bottom ends of the fastening bolts (14) penetrate through the connecting seats (13) and extend into the base (2), and the fastening bolts (14) are in threaded connection with the base (2);

the fixing plate (3) and the mounting seat (12) are both arranged at the top of the connecting seat (13), and the positioning plate (8) is arranged above the fastening bolt (14).

4. A centrifugal compressor according to claim 3, wherein: the top of both ends all are equipped with locating support (15) around locating plate (8), locating support (15) bottom is connected with connecting seat (13) top, locating support (15) cross-section is established to the L shape.

5. A centrifugal compressor according to claim 3, wherein: be equipped with between two connecting seats (13) buffer post (16), buffer post (16) top is connected with compressor body (1) bottom, recess (17) have been seted up to one side that base (2) top is close to buffer post (16), recess (17) inside is equipped with bumper shock absorber (18), buffer post (16) bottom extends to recess (17) inside and contacts with bumper shock absorber (18).

6. The centrifugal compressor according to claim 1, wherein: the section of the movable plate (5) and the section of the movable cavity (4) are rectangular, and the outer wall of the movable plate (5) is contacted with the inner wall of the movable cavity (4).