CN216132126U

CN216132126U - Environment-friendly refrigerating device for centrifugal water chilling unit

Info

Publication number: CN216132126U
Application number: CN202121112978.9U
Authority: CN
Inventors: 杨涛; 邹娜
Original assignee: Qingdao Neng'an Hengxin Technology Co ltd
Current assignee: Qingdao Neng'an Hengxin Technology Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2022-03-25
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses an environment-friendly refrigerating device for a centrifugal water chilling unit, which comprises a refrigerating machine body, wherein the lower surface of the refrigerating machine body is fixedly connected with two supporting columns, the lower ends of the two supporting columns are fixedly connected with a connecting female seat, a mounting groove is formed in the connecting female seat, an integrally formed groove extends upwards in the mounting groove, a through hole is formed in the lower surface of the connecting female seat, the lower surface of the connecting female seat is fixedly connected with a mounting shell, a driving mechanism is arranged in the mounting shell, the surface of the mounting shell is connected with a threaded rod in a penetrating and sliding mode, the through hole of the threaded rod can extend into the groove, a mounting block is detachably mounted in the mounting groove, and the two mounting blocks are fixedly connected with an exhaust frame together. The utility model avoids the difficulty of cleaning caused by the dust entering the refrigerator body by arranging the driving fan and the driven fan, realizes the installation and the disassembly of the exhaust frame by arranging the driving mechanism, and brings convenience to the cleaning work.

Description

Environment-friendly refrigerating device for centrifugal water chilling unit

Technical Field

The utility model relates to the technical field of centrifugal water chilling units, in particular to an environment-friendly refrigerating device for a centrifugal water chilling unit.

Background

Centrifugal chiller units are often used in large air conditioning systems, and are composed of a centrifugal refrigeration compressor, a condenser, an evaporator, an air extraction and recovery device, a main motor, a lubricating system, a control cabinet, a starting cabinet and the like, and the units are of various types, including fully-closed type, semi-closed type and open type.

The air exhaust grids on the existing centrifugal chiller are generally fixedly arranged, when the centrifugal chiller is not used, the air exhaust grids cannot be closed, so that dust enters the interior of the centrifugal chiller, and the dust in the interior is difficult to clean, so that the centrifugal chiller capable of automatically closing the air exhaust grids when not used needs to be designed, and after the centrifugal chiller is used for a long time, the air exhaust grids need to be cleaned in time, the existing air exhaust grids are difficult to detach, and troubles are brought to cleaning work, so that the environment-friendly refrigerating device for the centrifugal chiller, which is convenient to detach the air exhaust grids, needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that dust is easy to enter an air outlet of an environment-friendly refrigerating device for a centrifugal chiller in the prior art, and provides the environment-friendly refrigerating device for the centrifugal chiller, which can adjust an air exhaust grid.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an environment-friendly refrigerating device for a centrifugal water chilling unit comprises a refrigerating machine body, wherein two support columns are fixedly connected to the lower surface of the refrigerating machine body, a connecting female seat is fixedly connected to the lower ends of the two support columns, a mounting groove is formed in the connecting female seat, an integrally formed groove extends upwards in the mounting groove, a through hole is formed in the lower surface of the connecting female seat, a mounting shell is fixedly connected to the lower surface of the connecting female seat, a driving mechanism is arranged in the mounting shell, a threaded rod penetrates through the surface of the mounting shell and is slidably connected with the surface of the mounting shell, the threaded rod can extend into the groove through the through hole, a mounting block is detachably mounted in the mounting groove, two mounting blocks are fixedly connected with a ventilating frame together, a first motor is fixedly connected to the side wall of the ventilating frame, and a driving fan is fixedly connected to the output shaft of the first motor, the inner wall of the exhaust frame is rotatably connected with a plurality of driven fans, and the driving fan and the driven fans are jointly rotatably connected with a connecting rod.

Preferably, actuating mechanism includes the second motor of fixed connection on the installation casing lateral wall, fixedly connected with worm on the output shaft of second motor, the inboard upper wall of installation casing rotates and is connected with a screw thread section of thick bamboo, a screw thread section of thick bamboo and threaded rod threaded connection, the lower extreme fixedly connected with worm wheel of a screw thread section of thick bamboo, the worm wheel meshes with the worm.

Preferably, two limiting blocks are fixedly connected in the through hole, limiting grooves are formed in two sides of the threaded rod, and the limiting blocks are connected in the limiting grooves in a sliding mode.

Preferably, the surfaces of the driving fan and the plurality of driven fans are coated with an anticorrosive paint, and the anticorrosive paint is made of a scale graphite material.

Preferably, the lower end of the threaded rod is provided with a soft pad, and the soft pad is made of soft rubber materials.

Preferably, the worm is rotatably connected with the mounting shell through a deep groove ball bearing, and the transmission ratio of the worm to the worm wheel is 3: 1.

Compared with the prior art, the utility model has the following advantages:

1. according to the utility model, by arranging the driving fan and the driven fan, when the centrifugal water chilling unit is not used, the driving fan and the driven fan are rotated to the horizontal position, so that the problem that dust enters the refrigerating machine body from the air exhaust hole to cause difficulty in cleaning is avoided, and the problem that the service life of the machine is influenced by the dust is avoided.

2. The utility model realizes the installation and the disassembly of the exhaust frame by arranging the driving mechanism, brings convenience to cleaning work and improves the efficiency.

In summary, the driving fan and the driven fan are arranged, when the centrifugal chiller is not used, the driving fan and the driven fan are rotated to the horizontal position, so that dust is prevented from entering the refrigerator body from the air exhaust hole to cause difficulty in cleaning, the driving mechanism is arranged, the air exhaust frame is mounted and dismounted, and convenience is brought to cleaning work.

Drawings

FIG. 1 is a schematic structural diagram of an environmental protection refrigeration device for a centrifugal chiller according to the present invention;

FIG. 2 is a cross-sectional view of a connection female socket and a mounting housing in an environment-friendly refrigerating device for a centrifugal chiller according to the present invention;

FIG. 3 is a schematic structural diagram of a limiting block and a limiting groove in the environment-friendly refrigerating device for a centrifugal chiller according to the present invention;

fig. 4 is a schematic top view of the driving fan and the driven fan of the eco-friendly refrigerating apparatus for a centrifugal chiller according to the present invention.

In the figure: the refrigerator comprises a refrigerator body 1, support columns 2, a female connecting seat 3, an exhaust frame 4, a first motor 5, a driving fan 6, a driven fan 7, a connecting rod 8, a mounting shell 9, a mounting block 10, a second motor 11, a threaded rod 12, a worm 13, a threaded cylinder 14, a worm wheel 15, a mounting groove 16, a groove 17, a through hole 18, a limiting block 19 and a limiting groove 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, an environmental protection refrigerating plant for centrifugal chiller, including refrigeration organism 1, the lower fixed surface of refrigeration organism 1 is connected with two support columns 2, the equal fixedly connected with of lower extreme of two support columns 2 connects female seat 3, it has set up mounting groove 16 to connect female seat 3, mounting groove 16 upwards extends there is integrated into one piece's recess 17, the through-hole 18 has been seted up to the lower surface of connecting female seat 3, it needs to explain, two stopper 19 of fixedly connected with in the through-hole 18, spacing groove 20 has been seted up to the both sides of threaded rod 12, stopper 19 sliding connection is in spacing groove 20, the lower fixed surface who connects female seat 3 is connected with installation casing 9, be equipped with actuating mechanism in the installation casing 9, through setting up actuating mechanism, in order to realize the installation and the dismantlement of exhaust frame 4, bring the convenience for the cleaning work, raise the efficiency.

In the utility model, it is noted that the driving mechanism includes a second motor 11 (model M590-502) fixedly connected to the side wall of the mounting housing 9, a worm 13 is fixedly connected to an output shaft of the second motor 11, the worm 13 is rotatably connected to the mounting housing 9 through a deep groove ball bearing, a transmission ratio of the worm 13 to the worm wheel 15 is 3:1, a threaded cylinder 14 is rotatably connected to the inner upper wall of the mounting housing 9, the threaded cylinder 14 is in threaded connection with a threaded rod 12, a worm wheel 15 is fixedly connected to the lower end of the threaded cylinder 14, the worm wheel 15 is engaged with the worm 13, the surface of the mounting housing 9 is in sliding connection with the threaded rod 12, it should be noted that a soft cushion is arranged at the lower end of the threaded rod 12, the soft cushion is made of a soft rubber material, the threaded rod 12 can extend into the groove 17 through the through hole 18, and the mounting block 10 is detachably mounted in the mounting groove 16.

According to the utility model, two mounting blocks 10 are fixedly connected with an exhaust frame 4 together, the side wall of the exhaust frame 4 is fixedly connected with a first motor 5 (model YD160L-4/2), an output shaft of the first motor 5 is fixedly connected with a driving fan 6, the inner wall of the exhaust frame 4 is rotatably connected with a plurality of driven fans 7, and by arranging the driving fan 6 and the driven fans 7, when a centrifugal chiller is not used, the driving fan 6 and the driven fans 7 are rotated to a horizontal position to avoid dust from entering the refrigerator body 1 from an exhaust hole to cause difficulty in cleaning and avoid the dust from influencing the service life of the refrigerator.

The utility model can be illustrated by the following operating modes: in the initial state, the air exhaust frame 4 is installed on the refrigerator body 1, the driving fan 6 and the plurality of driven fans 7 are in an inclined state, when a centrifugal water chilling unit is not used, the first motor 5 is started to drive the driving fan 6 to rotate for a certain angle, the driving fan 6 rotates to drive the connecting rod 8 to swing, and further the plurality of driven fans 7 are driven to synchronously rotate, the driving fan 6 and the plurality of driven fans 7 are rotated to the horizontal position, so that dust is prevented from entering the refrigerator body 1 from an air exhaust hole to cause difficulty in cleaning, the service life of the refrigerator is prolonged, when the air exhaust frame 4 and related parts need to be cleaned, the second motor 11 is started to drive the worm 13 to rotate, the worm 13 rotates to drive the worm wheel 15 and the threaded cylinder 14 to synchronously rotate, the worm wheel 15 rotates to drive the threaded rods 12 to slide, when the two threaded rods 12 slide out of the mounting groove 16, the air exhaust frame 4 can be detached from the connecting female seat 3, brings convenience to cleaning work and improves efficiency.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The environment-friendly refrigerating device for the centrifugal water chilling unit comprises a refrigerating machine body (1) and is characterized in that two support columns (2) are fixedly connected to the lower surface of the refrigerating machine body (1), the lower ends of the support columns (2) are fixedly connected with a female connecting seat (3), a mounting groove (16) is formed in the female connecting seat (3), an integrally formed groove (17) extends upwards from the mounting groove (16), a through hole (18) is formed in the lower surface of the female connecting seat (3), a mounting shell (9) is fixedly connected to the lower surface of the female connecting seat (3), a driving mechanism is arranged in the mounting shell (9), a threaded rod (12) penetrates through the surface of the mounting shell (9) in a sliding connection mode, the through hole (18) of the threaded rod (12) extends into the groove (17), and a mounting block (10) is detachably mounted in the mounting groove (16), two the common fixedly connected with exhaust frame (4) of installation piece (10), the first motor of lateral wall fixedly connected with (5) of exhaust frame (4), fixedly connected with drive fan (6) on the output shaft of first motor (5), the inner wall of exhaust frame (4) rotates and is connected with multi-disc driven fan (7), drive fan (6) and multi-disc driven fan (7) rotate jointly and are connected with connecting rod (8).

2. An environmentally friendly refrigeration unit for a centrifugal chiller according to claim 1, wherein the driving mechanism comprises a second motor (11) fixedly connected to a side wall of the mounting housing (9), a worm (13) is fixedly connected to an output shaft of the second motor (11), a threaded cylinder (14) is rotatably connected to an inner upper wall of the mounting housing (9), the threaded cylinder (14) is in threaded connection with the threaded rod (12), a worm wheel (15) is fixedly connected to a lower end of the threaded cylinder (14), and the worm wheel (15) is meshed with the worm (13).

3. The environment-friendly refrigeration device for the centrifugal chiller according to claim 1, wherein two limit blocks (19) are fixedly connected in the through hole (18), limit grooves (20) are formed in two sides of the threaded rod (12), and the limit blocks (19) are slidably connected in the limit grooves (20).

4. An environment-friendly refrigeration device for a centrifugal chiller according to claim 1, wherein the surfaces of the driving fan (6) and the plurality of driven fans (7) are coated with an anticorrosive paint, and the anticorrosive paint is made of a crystalline flake graphite material.

5. An environmentally friendly refrigeration unit for a centrifugal chiller according to claim 1, wherein the threaded rod (12) is provided at its lower end with a soft pad made of a soft rubber material.

6. An eco-friendly refrigeration unit for a centrifugal chiller as claimed in claim 2 wherein the worm (13) is rotatably connected to the mounting housing (9) by deep groove ball bearings, the worm (13) and worm gear (15) having a ratio of 3: 1.