CN212785070U

CN212785070U - Motor core suitable for commercial large-scale air condition compressor

Info

Publication number: CN212785070U
Application number: CN202021993370.7U
Authority: CN
Inventors: 崔云镐
Original assignee: Tai Xin Motor Tianjin Co ltd
Current assignee: Tai Xin Motor Tianjin Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-03-23
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a motor core suitable for commercial large-scale air condition compressor, including motor core main part, the centre of motor core main part is provided with the core pivot, motor core main part overcoat is equipped with the inner skleeve, and the lateral wall of inner skleeve is double-deck hollow structure, and the cavity in the inner skleeve lateral wall constitutes the passageway that returns the shape and distribute, the one end of passageway is connected with the one end of back flow, and the other end of back flow is connected with one side of pump case, the other end of passageway is connected with the one end of transmission pipe, and the other end of transmission pipe is connected with the opposite side of pump case, be provided with centrifugal impeller in the pump case. This motor core suitable for commercial large-scale air condition compressor adopts structural design such as inner skleeve, centrifugal impeller, heat dissipation fin and fan wheel for the motor core can receive the radiating effect of liquid cooling, thereby the heat dispersion of improvement motor core that can be very big lets the operation that the motor core can be more stable.

Description

Motor core suitable for commercial large-scale air condition compressor

Technical Field

The utility model relates to an air condition compressor equipment technical field specifically is a motor core suitable for commercial large-scale air condition compressor.

Background

The air conditioner compressor functions to compress a driving refrigerant in an air conditioner refrigerant circuit. An air conditioner compressor is generally installed in an outdoor unit. The air conditioner compressor extracts the refrigerant from a low-pressure area, compresses the refrigerant and sends the compressed refrigerant to a high-pressure area for cooling and condensation, heat is emitted into air through the radiating fins, the refrigerant is changed from a gas state into a liquid state, and the pressure is increased. The working circuit of the air-conditioning compressor is divided into an evaporation zone (low-pressure zone) and a condensation zone (high-pressure zone). The indoor unit and the outdoor unit of the air conditioner belong to a low-voltage area or a high-voltage area respectively.

The large-scale air condition compressor of commercial generally is screw compressor, and screw compressor's motor operation, the load is very big, and the motor core generates heat seriously, and the heat dissipation demand of core is difficult to satisfy to some extent to traditional air condition compressor's motor adoption ordinary forced air cooling heat dissipation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor core suitable for commercial large-scale air condition compressor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a motor core suitable for a commercial large-scale air conditioner compressor comprises a motor core main body, a core rotating shaft is arranged in the middle of the motor core main body, an inner sleeve is sleeved outside the motor core main body, the side wall of the inner sleeve is of a double-layer hollow structure, a cavity in the side wall of the inner sleeve forms a channel distributed in a shape of a Chinese character 'hui', one end of the channel is connected with one end of a return pipe, the other end of the return pipe is connected with one end of a transmission pipe, the other end of the transmission pipe is connected with the other end of a pump shell, a centrifugal impeller is arranged in the pump shell, a transmission shaft penetrates through the middle of the centrifugal impeller, one end of the transmission shaft penetrates through one side of the pump shell and is connected with one end of the core rotating shaft, one end of the inner sleeve is connected with one end, the middle part of the transmission pipe penetrates through the middle of the radiating fin, the other end of the transmission shaft penetrates through the sealing plate and the middle of the supporting cylinder to be connected with a fan impeller, the fan impeller is located on one side of the radiating fin, a grid structure is arranged on the side wall of the end cover, and the position of the grid structure corresponds to the position of the radiating fin.

Preferably, the peripheral outer wall of the sealing plate and the inner wall of the end cover are welded.

Preferably, the radiating fins are provided in plurality, and the radiating fins are uniformly distributed around the outer circumference of the supporting cylinder.

Preferably, the conveying pipes are spirally distributed on the parts penetrating through the radiating fins.

Preferably, the tail part of the end cover is of an open structure, and a filter mesh is arranged in the open structure.

Preferably, one end of the supporting cylinder is welded with the closing plate.

Compared with the prior art, the beneficial effects of the utility model are that: this motor core suitable for commercial large-scale air condition compressor adopts structural design such as inner skleeve, centrifugal impeller, heat dissipation fin and fan wheel for the motor core can receive the radiating effect of liquid cooling, thereby the heat dispersion of improvement motor core that can be very big lets the operation that the motor core can be more stable.

Drawings

Fig. 1 is a front view of a motor core suitable for a commercial large-scale air conditioner compressor according to the present invention;

fig. 2 is a side sectional view of an inner sleeve of a motor core of a large-scale commercial air conditioner compressor according to the present invention;

fig. 3 is a side view of the heat dissipation fin of the motor core of the large commercial air conditioner compressor of the present invention;

fig. 4 is the utility model relates to a motor core end cover elevation suitable for commercial large-scale air condition compressor.

In the figure: 1. the motor core comprises an inner sleeve, 2, a motor core main body, 3, a core rotating shaft, 4, a pump shell, 5, a return pipe, 6, a centrifugal impeller, 7, a sealing plate, 8, a radiating fin, 9, an end cover, 10, a fan impeller, 11, a filter mesh sheet, 12, a transmission shaft, 13, a transmission pipe, 14 and a support cylinder.

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. 1-4, the present invention provides a technical solution: a motor core suitable for a commercial large-scale air conditioner compressor comprises a motor core main body 2, a core rotating shaft 3 is arranged in the middle of the motor core main body 2, an inner sleeve 1 is sleeved outside the motor core main body 2, the inner sleeve 1 can be integrally formed with a stator of the motor core main body 2 and can also be fixedly installed through screws, the side wall of the inner sleeve 1 is of a double-layer hollow structure, a cavity in the side wall of the inner sleeve 1 forms a channel which is distributed in a shape of a Chinese character 'hui', water cooling liquid such as deionized pure water can be filled in the channel, one end of the channel is connected with one end of a return pipe 5, the other end of the return pipe 5 is connected with one side of a pump shell 4, both ends of the return pipe 5 are fixedly connected through threads, the other end of the channel is connected with one end of a transmission pipe 13, the return pipe 5 and the transmission pipe 13 are also filled, the transmission pipe 13 and the return pipe 5 are respectively connected with the inlet and the outlet of the pump shell 4, the structure enables the water cooling liquid in the side wall of the inner sleeve 1 to automatically circulate and flow, thereby driving the heat dissipation more efficiently, the centrifugal impeller 6 is arranged in the pump shell 4, the transmission shaft 12 is arranged in the middle of the centrifugal impeller 6 in a penetrating way, the transmission shaft 12 and the centrifugal impeller are fixed by clamping, one end of the transmission shaft 12 penetrates through one side of the pump shell 4 and is connected with one end of the core rotating shaft 3, the centrifugal impeller 6 and the core rotating shaft 3 are integrated, the structure enables the centrifugal impeller 6 to be driven by the core rotating shaft 3 to rotate together, one end of the inner sleeve 1 is connected with one end of the end cover 9, the two types are fixedly connected by screws, the end cover 9 is internally provided with a seal plate 7, the peripheral outer wall of the seal, one end of the supporting cylinder 14 is welded with the closing plate 7, the connection mode is stable enough, the outer wall of the supporting cylinder 14 is provided with the radiating fins 8, the two are integrally formed during production, the middle part of the transmission pipe 13 penetrates through the middle of the radiating fins 8, the structure enables the heat in the inner cavity of the transmission pipe 13 to be dissipated through the radiating fins 8, the efficiency is higher, the other end of the transmission shaft 12 penetrates through the closing plate 7 and the middle of the supporting cylinder 14 to be connected with the fan impeller 10, the transmission shaft 12, the closing plate 7 and the supporting cylinder 14 are rotatably connected, a sealing ring is arranged at the connection part of the transmission shaft 12 and the closing plate 7, the transmission shaft 12 is fixedly connected with the fan impeller 10 through screws, the fan impeller 10 is positioned on one side of the radiating fins 8, the structure enables the radiating fins 8 to obtain the air-cooling radiating effect of outside air blowing in, the radiating effect is further, and the position of this grid structure and radiating fin 8's position are corresponding, this structure is convenient for radiating fin 8's heat dissipation, radiating fin 8 is provided with a plurality ofly, and radiating fin 8 encircles evenly distributed about a support section of thick bamboo 14 outward, this structure makes the heat dissipation more even, transmission pipe 13 wears to locate radiating fin 8's part and is spiral distribution, this structure makes transmission pipe 13 can evenly transmit the heat to radiating fin 8, it is more high-efficient stable, the afterbody of end cover 9 is open structure, and be provided with filter screen piece 11 in this open structure, filter screen piece 11 passes through the screw installation fixed, this structure makes the air that gets into the inner chamber of end cover 9 can receive the filtration, prevent that the foreign matter from blocking.

The working principle is as follows: when the motor core suitable for the commercial large-scale air conditioner compressor is used, whether parts are damaged or not are not firmly connected is firstly checked, the motor core is used after the checking is correct, the inner sleeve 1 is sleeved outside the motor core main body 2, the heat of the motor core main body 2 can be directly transmitted to the inner sleeve 1, a cavity in the side wall of the inner sleeve 1 forms a channel distributed in a shape of a Chinese character 'hui', after the centrifugal impeller 6 rotates, water cooling liquid in the channel can be driven to flow to the transmission pipe 13, the heat of the inner sleeve 1 is taken away while the water cooling liquid flows away, then the transmission pipe 13 radiates the taken water cooling liquid through the radiating fins 8, after the radiation is completed, the water cooling liquid enters the return pipe 5 through the pump shell 4 and flows back to the channel in the side wall of the inner sleeve 1 through the return pipe 5, the circulation is realized, the structure enables the motor core to be subjected to the liquid cooling radiation effect, let the operation that motor core can be more stable, this is the theory of operation that is applicable to commercial large-scale air condition compressor's motor core.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a motor core suitable for commercial large-scale air condition compressor, includes motor core main part (2), and the centre of motor core main part (2) is provided with core pivot (3), its characterized in that: the motor core main body (2) is sleeved with an inner sleeve (1), the side wall of the inner sleeve (1) is of a double-layer hollow structure, a cavity in the side wall of the inner sleeve (1) forms a channel distributed in a shape of a Chinese character 'hui', one end of the channel is connected with one end of a return pipe (5), the other end of the return pipe (5) is connected with one side of a pump shell (4), the other end of the channel is connected with one end of a transmission pipe (13), the other end of the transmission pipe (13) is connected with the other side of the pump shell (4), a centrifugal impeller (6) is arranged in the pump shell (4), a transmission shaft (12) penetrates through the middle of the centrifugal impeller (6), one end of the transmission shaft (12) penetrates through one side of the pump shell (4) and is connected with one end of a core rotating shaft (3), one end of the inner, one side of the sealing plate (7) is provided with a supporting cylinder (14), the outer wall of the supporting cylinder (14) is provided with a radiating fin (8), the middle of the transmission pipe (13) penetrates through the middle of the radiating fin (8), the other end of the transmission shaft (12) penetrates through the sealing plate (7) and the supporting cylinder (14), the middle of the transmission shaft is connected with a fan impeller (10), the fan impeller (10) is located on one side of the radiating fin (8), the side wall of the end cover (9) is provided with a grid structure, and the position of the grid structure corresponds to the position of the radiating fin (8).

2. The motor core suitable for the commercial large-scale air conditioner compressor of claim 1, characterized in that: the peripheral outer wall of the sealing plate (7) and the inner wall of the end cover (9) are welded.

3. The motor core suitable for the commercial large-scale air conditioner compressor of claim 1, characterized in that: the number of the heat radiating fins (8) is multiple, and the heat radiating fins (8) are uniformly distributed around the outside of the supporting cylinder (14).

4. The motor core suitable for the commercial large-scale air conditioner compressor of claim 1, characterized in that: the transmission pipes (13) are spirally distributed at the parts penetrating through the radiating fins (8).

5. The motor core suitable for the commercial large-scale air conditioner compressor of claim 1, characterized in that: the tail part of the end cover (9) is of an open structure, and a filter mesh (11) is arranged in the open structure.

6. The motor core suitable for the commercial large-scale air conditioner compressor of claim 1, characterized in that: one end of the supporting cylinder (14) is welded with the closing plate (7).