CN212412913U

CN212412913U - Sliding compression type asynchronous motor

Info

Publication number: CN212412913U
Application number: CN202021769442.XU
Authority: CN
Inventors: 吴领平
Original assignee: Jiangsu Meibang Motor Technology Co ltd
Current assignee: Jiangsu Meibang Motor Technology Co ltd
Priority date: 2020-08-23
Filing date: 2020-08-23
Publication date: 2021-01-26
Anticipated expiration: 2030-08-23

Abstract

The utility model discloses a sliding compaction type asynchronous motor, which comprises an outer shell, a front end cover, a rear end cover, a rotating shaft, a stator, a splicing linkage mechanism, a rear end cover driving mechanism and a front end cover driving mechanism; the utility model discloses a front end housing passes through the front end housing actuating mechanism and slides and cup joint in the front end outside all around of shell body, and it is rotatory to pass through front end drive screw on the front end locating piece joint to it carries out axial displacement to drive a front end screw thread section of thick bamboo, thereby drives the inseparable pressfitting of front end housing and connects on the connection ring body of axis of rotation, so because sliding connection's convenience, makes axial position obtain nimble changeable removal, thereby makes installation scope wider, more nimble.

Description

Sliding compression type asynchronous motor

Technical Field

The utility model relates to a slip compact formula asynchronous motor.

Background

The asynchronous motor is one of induction motors, is a motor powered by simultaneously accessing 380V alternating current, and is called a three-phase asynchronous motor because the rotating magnetic fields of a rotor and a stator of the three-phase asynchronous motor rotate in the same direction and at different rotating speeds and have slip ratios; the rotating speed of the rotor of the three-phase asynchronous motor is lower than that of a rotating magnetic field, and the rotor winding generates electromotive force and current due to relative motion between the rotor winding and the magnetic field and interacts with the magnetic field to generate electromagnetic torque so as to realize energy conversion; in order to facilitate heat dissipation on a rotating shaft of an existing motor, heat dissipation blades are mounted at the rear end of the rotating shaft, and when the rotating shaft rotates, the heat dissipation blades are driven to rotate together, so that the rotating shaft always loads the heat dissipation blades to rotate, but under the condition that the load of the rotating shaft is small, the heat dissipation blades are not needed to perform blowing heat dissipation under the condition that the heating condition is good, in this case, the rotating shaft also always drives the heat dissipation blades to rotate, which is actually an extra load, so that the load of the motor is increased, and therefore the motor capable of opening and closing the heat dissipation blades according to actual requirements needs to be developed; in addition, the existing front and rear end covers are generally fixed with the connecting ring body rotating on the rotating shaft, so that the positions of the front and rear end covers and the connecting ring body need to be calculated in advance precisely, the processing difficulty of the die is improved, and the use is not flexible and changeable.

SUMMERY OF THE UTILITY MODEL

To the weak point of above-mentioned prior art, the utility model provides a problem do: the motor is provided with the front end cover, the outer shell and the heat dissipation blades, wherein the front end cover and the outer shell are slidably connected and positioned, and whether the heat dissipation blades are opened or closed can be carried out according to actual requirements.

In order to solve the above problem, the utility model discloses the technical scheme who takes as follows:

a sliding compression type asynchronous motor comprises a shell, a front end cover, a rear end cover, a rotating shaft, a stator, a splicing linkage mechanism, a rear end cover driving mechanism and a front end cover driving mechanism; a front end sleeve joint ring body is arranged around the inner end of the front end cover; the outer sides of the periphery of the front end of the outer shell are provided with a front end inner core ring body; the front end cover is slidably sleeved on the front end inner core ring body on the outer side of the periphery of the front end of the outer shell body through the front end sleeving ring body on the periphery of the inner end; the front end cover driving mechanism comprises a front end threaded cylinder, a front end driving screw and a front end positioning block; the upper side and the lower side of the front end sleeving ring body of the front end cover are respectively provided with a front end threaded cylinder; the front end threaded cylinders are internally and respectively in threaded connection with a front end driving screw; a front end positioning block is respectively arranged on the upper side and the lower side of the front end of the outer shell; the front end driving screw is rotationally clamped on the front end positioning block; the stator is arranged on the periphery of the inside of the outer shell; the rotating shaft is connected to the inner axle center of the outer shell in a penetrating manner; a cage-shaped rotor is arranged on the outer side of the periphery of the rotating shaft and is positioned in the coaxial inner part of the stator; the front end of the rotating shaft penetrates through the front end cover and extends out; a porous plate is arranged inside the rear end of the outer shell; the rear end of the rotating shaft penetrates through the center of the porous plate and extends out; two ends of the rotating shaft are respectively and rotatably provided with a connecting ring body; the connecting ring body is fixedly arranged at the center of the inner side of the front end cover and the center of the inner side of the porous plate respectively; the periphery of the rear end cover is provided with a ventilation opening; a rear end sleeving ring body is arranged on the periphery of the inner end of the rear end cover; the outer sides of the periphery of the rear end of the outer shell are provided with a rear-end inner core ring body; the rear end cover is slidably sleeved on the rear end inner core ring body on the outer side of the periphery of the rear end of the outer shell body through the rear end sleeving ring body on the periphery of the inner end; the upper side and the lower side of the outer shell and the rear end cover are respectively provided with a rear end cover driving mechanism; the rear end cover driving mechanism drives the rear end sleeving ring body to slide outside the rear end inner core ring body; the inserting linkage mechanism comprises a rectangular inserting block, an induction elastic body, a rectangular induction plate, a rotating block and radiating blades; a rectangular insertion block is arranged at the rear end of the rotating shaft; a plurality of induction elastic bodies are uniformly arranged at the outer end of the rectangular insertion block; a rectangular induction plate is arranged at the outer end of the induction elastic body; the outer end of the rotating block is rotatably clamped in the center of the inner side of the rear end cover; the inner end of the rotating block is provided with a rectangular inserting cavity; a plurality of radiating blades are uniformly distributed and installed on the outer side of the periphery of the rotating block; the rectangular inserting cavity of the rotating block is matched with the rectangular inserting block and the rectangular induction plate in size; the rectangular inserting cavity of the rotating block is in an inserting or separating connection structure with the rectangular induction plate and the rectangular inserting block.

Furthermore, the outer end of the rotating block is provided with a rotary clamping tooth; a rotary clamping groove is formed in the center of the inner side of the rear end cover; the rotating block is rotatably clamped on the rotating clamping groove in the center of the inner side of the rear end cover through the rotating clamping teeth at the outer end; the thickness of the rotary clamping groove in the front-back direction is larger than that of the rotary clamping teeth in the front-back direction; the rotary clamping teeth slide back and forth in the rotary clamping grooves.

Furthermore, an adjusting groove is communicated with the outer side of the rotary clamping groove in the center of the inner side of the rear end cover; a driving handle is arranged on the outer side of the rotary clamping tooth; the driving handle is positioned in the adjusting groove.

Further, the rear end cover driving mechanism comprises a rear end threaded cylinder, a rear end driving screw and a rear end positioning block; the upper side and the lower side of the rear end sleeving ring body of the rear end cover are respectively provided with a rear end threaded cylinder; the rear end thread cylinders are internally and respectively in threaded connection with a rear end driving screw; a rear end positioning block is respectively arranged on the upper side and the lower side of the rear end of the outer shell; the rear end driving screw is rotationally clamped on the rear end positioning block.

Furthermore, a plurality of uniformly distributed heat dissipation air channels are arranged inside the outer shell; one end of the heat dissipation air channel extends to the outer side face of the front end of the outer shell, and the other end of the heat dissipation air channel extends to the inner side face of the rear end of the outer shell.

Furthermore, annular gaps are formed between the inner side of the periphery of the stator and the outer side of the periphery of the cage-shaped rotor.

The beneficial effects of the utility model

1. The utility model discloses a front end housing passes through the front end housing actuating mechanism and slides and cup joint in the front end outside all around of shell body, and it is rotatory to pass through front end drive screw on the front end locating piece joint to it carries out axial displacement to drive a front end screw thread section of thick bamboo, thereby drives the inseparable pressfitting of front end housing and connects on the connection ring body of axis of rotation, so because sliding connection's convenience, makes axial position obtain nimble changeable removal, thereby makes installation scope wider, more nimble.

2. The utility model discloses changed traditional rear end cap and the fixed connection structure of shell body, but cup jointed the rear end cap through inner rear end cover ring body all around on the rear end inner core ring body in the outside of shell body rear end is slided, in addition the utility model discloses fix radiator vane from traditional in the axis of rotation and change into to rotate and connect inside the rear end cap, add the perforated plate that is used for installing the axis of rotation rear end simultaneously at the rear end of shell body, so drive the rectangle grafting cavity and the grafting of rectangle tablet and rectangle tablet or the disconnect coupling of turning block when the rear end cap slides at the rear end of shell body, so realize whether radiator vane links with the axis of rotation, thereby can decide whether to control radiator vane according to the actual condition and rotate.

3. The rear end cover of the utility model firstly drives the rectangular inserting cavity of the rotating block to contact with the rectangular induction plate when the rear end of the outer shell body slides, when the positions of the rectangular inserting cavity and the rectangular induction plate are not aligned, the rectangular induction plate can extrude the rotating block to the rear end and enable the rotary clamping teeth to slide backwards in the rotary clamping groove, at the moment, an operator sees that the driving handle outside the rotary clamping teeth moves backwards and stops the sliding of the rear end cover, then extrudes the driving handle forwards to enable the outer end of the rotating block to extrude the rectangular induction plate forwards and enable the induction elastic body to be compressed, due to the interaction of force, the backward elastic reaction force of the induction elastic body can be obviously acted on the driving handle, meanwhile, the driving handle is rotated and drives the rotating block to rotate slowly, when the elastic reaction force of the driving handle is sensed to be eliminated, the rectangular inserting cavity of the rotating block is aligned with the position of the rectangular induction plate, then continue to make the rear end cap slide forward at the shells for the rectangle grafting cavity of turning block cup joints rectangle tablet, response elastomer, rectangle grafting piece forward in proper order, and extrudees the turning block to the rear end through rectangle tablet and response elastomer, makes rotatory joint tooth butt in the rear side in rotatory joint groove, so realizes the linkage location of turning block and axis of rotation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the rotating block and the rotating shaft of the present invention.

Fig. 3 is a schematic structural diagram of the butt joint of the turning block and the rotation shaft of the present invention.

Fig. 4 is a schematic diagram of a partially enlarged structure of fig. 2 according to the present invention.

Fig. 5 is a schematic diagram of a partial enlarged structure of fig. 3 according to the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, a sliding compression asynchronous motor includes an outer housing 1, a front end cover 5, a rear end cover 6, a rotating shaft 2, a stator 4, a plug-in linkage mechanism 7, a rear end cover driving mechanism 3, and a front end cover driving mechanism 8; a front end sleeving ring body 51 is arranged around the inner end of the front end cover 5; a front-end inner core ring body 16 is arranged on the outer side of the periphery of the front end of the outer shell 1; the front end cover 5 is slidably sleeved on the front end inner core ring body 16 outside the periphery of the front end of the outer shell 1 through the front end sleeving ring body 51 around the inner end; the front end cover driving mechanism 8 comprises a front end threaded cylinder 82, a front end driving screw 81 and a front end positioning block 83; the upper side and the lower side of the front end socket ring body 51 of the front end cover 5 are respectively provided with a front end threaded cylinder 82; the front end threaded cylinders 82 are internally and respectively in threaded connection with a front end driving screw 81; a front end positioning block 83 is respectively arranged on the upper side and the lower side of the front end of the outer shell 1; the front end driving screw 81 is rotationally clamped on the front end positioning block 83; the stator 4 is arranged on the periphery of the inside of the outer shell 1; the rotating shaft 2 is connected with the inner axle center of the outer shell 1 in a penetrating way; a cage-shaped rotor 13 is arranged on the outer side of the periphery of the rotating shaft 2, and the cage-shaped rotor 13 is positioned in the coaxial inner part of the stator 4; the front end of the rotating shaft 2 penetrates through the front end cover 5 and extends out; a porous plate 12 is arranged inside the rear end of the outer shell 1; the rear end of the rotating shaft 2 is penetrated in the center of the perforated plate 12 and extends out; two ends of the rotating shaft 2 are respectively and rotatably provided with a connecting ring body 21; the connecting ring body 21 is fixedly arranged at the center of the inner side of the front end cover 5 and the center of the inner side of the porous plate 12 respectively; the periphery of the rear end cover 6 is provided with a ventilation opening 62; a rear end sleeving ring body 61 is arranged on the periphery of the inner end of the rear end cover 6; a rear-end inner core ring body 14 is arranged on the outer side of the periphery of the rear end of the outer shell 1; the rear end cover 6 is slidably sleeved on the rear end inner core ring body 14 on the outer side of the periphery of the rear end of the outer shell 1 through the rear end sleeving ring body 61 on the periphery of the inner end; the upper side and the lower side of the outer shell 1 and the rear end cover 6 are respectively provided with a rear end cover driving mechanism 3; the rear end cover driving mechanism 3 drives the rear end socket ring body 61 to slide outside the rear end inner core ring body 14; the inserting linkage mechanism 7 comprises a rectangular inserting block 71, an induction elastic body 72, a rectangular induction plate 73, a rotating block 74 and a radiating blade 77; a rectangular insertion block 71 is arranged at the rear end of the rotating shaft 2; a plurality of induction elastic bodies 72 are uniformly arranged at the outer end of the rectangular insertion block 71; a rectangular induction plate 73 is arranged at the outer end of the induction elastic body 72; the outer end of the turning block 74 is rotationally clamped in the center of the inner side of the rear end cover 6; a rectangular inserting cavity 741 is arranged at the inner end of the rotating block 74; a plurality of radiating blades 77 are uniformly distributed and installed on the outer side of the periphery of the rotating block 74; the rectangular insertion cavity 741 of the rotating block 74 is matched with the rectangular insertion block 71 and the rectangular induction plate 73 in size; the rectangular inserting cavity 741 of the rotating block 74 is in an inserting or separating connection structure with the rectangular induction plate 73 and the rectangular inserting block 71.

As shown in fig. 1 to 5, it is further preferable that the outer end of the turning block 74 is provided with a rotary snap tooth 75; a rotary clamping groove 63 is formed in the center of the inner side of the rear end cover 6; the turning block 74 is rotationally clamped on the rotary clamping groove 63 in the center of the inner side of the rear end cover 6 through the rotary clamping teeth 75 at the outer end; the thickness of the rotary clamping groove 63 in the front-back direction is greater than that of the rotary clamping tooth 75 in the front-back direction; the rotary latch teeth 75 slide back and forth in the rotary latch grooves 63 to sense elastic resistance and the abutment of the rotary block 74 with the rectangular sensing plate 73. More preferably, an adjusting groove 64 is communicated with the outer side of the rotary clamping groove 63 in the center of the inner side of the rear end cover 6; a driving handle 76 is arranged on the outer side of the rotary clamping tooth 75; the drive handle 76 is located within the adjustment slot 64. Preferably, the rear end cover driving mechanism 3 includes a rear end threaded cylinder 31, a rear end driving screw 32, and a rear end positioning block 33; the upper side and the lower side of the rear end sleeving ring body 61 of the rear end cover 6 are respectively provided with a rear end threaded cylinder 31; a rear end driving screw 32 is respectively connected in the rear end threaded cylinder 31 in a threaded manner; a rear end positioning block 33 is respectively arranged on the upper side and the lower side of the rear end of the outer shell 1; the rear end driving screw 32 is rotatably clamped on the rear end positioning block 33. More preferably, a plurality of uniformly distributed heat dissipation ventilation slots 1 are arranged inside the outer shell 1; one end of the heat dissipation air channel 11 extends to the outer side face of the front end of the outer shell 1, and the other end of the heat dissipation air channel 11 extends to the inner side face of the rear end of the outer shell 1. Further, an annular gap is formed between the inner side of the periphery of the stator 4 and the outer side of the periphery of the cage-shaped rotor 13.

The utility model discloses a front end housing 5 slides through front end housing actuating mechanism 8 and cup joints in the front end outside all around of shell body 1, it is rotatory to pass through front end drive screw 81 joint on front end locating piece 83, thereby it carries out axial displacement to drive front end screw thread section of thick bamboo 82, thereby it connects on the connection ring body 21 of axis of rotation 2 to drive the inseparable pressfitting of front end housing 5, so because sliding connection's convenience, make axial position obtain nimble changeable removal, thereby make the installation scope wider, more nimble.

The utility model discloses changed traditional rear end cap 6 and the fixed connection structure of shell body 1, but cup jointed ring 61 through inner rear end all around with rear end cap 6 and slide and cup joint on the rear end inner core ring body 14 in the outside all around of shell body 1 rear end, in addition the utility model discloses change radiating vane 77 from traditional fixing into to rotate on axis of rotation 2 and connect inside rear end cap 6, add the perforated plate 12 that is used for installing 2 rear ends of axis of rotation simultaneously at the rear end of shell body 1, so drive the rectangle grafting cavity 741 of turning block 74 and insert grafting or disconnect-type connection with rectangle tablet 73 and rectangle tablet 71 when rear end cap 6 slides at the rear end of shell body 1, so realize whether radiating vane 77 links with axis of rotation 2, thereby can decide whether to control radiating vane 77 to rotate according to the actual circumstances.

The rear end cover 6 of the present invention firstly drives the rectangular inserting cavity 741 of the rotating block 74 to contact with the rectangular sensing plate 73 when the rear end of the outer housing 1 slides, when the rectangular inserting cavity 741 is not aligned with the rectangular sensing plate 73, the rectangular sensing plate 73 will press the rotating block 74 to the rear end, and the rotary latch tooth 75 will slide backwards in the rotary latch groove 63, at this time, the operator sees that the driving handle 76 outside the rotary latch tooth 75 moves backwards, and stops the sliding of the rear end cover 6, and then presses the driving handle 76 forwards to press the rectangular sensing plate 73 to the outer end of the rotating block 74 and compress the sensing elastic body 72, because of the interaction of the forces, the backward elastic force of the sensing elastic body 72 will act on the driving handle 76, at the same time, the driving handle 76 is rotated slowly and drives the rotating block 74 to rotate, when the elastic force sensed by the driving handle 76 is eliminated, the rectangular insertion cavity 741 of the rotating block 74 is aligned with the rectangular induction plate 73, at this time, the rectangular induction plate 73 enters the rectangular insertion cavity 741 through the extrusion of the induction elastic body 72, then the rear end cover 6 continues to slide forward in the outer shell 1, so that the rectangular insertion cavity 741 of the rotating block 74 is sequentially sleeved with the rectangular induction plate 73, the induction elastic body 72 and the rectangular insertion block 71 forward, and the rotating block 74 is extruded to the rear end through the rectangular induction plate 73 and the induction elastic body 72, so that the rotating clamping tooth 75 abuts against the rear side of the rotating clamping groove 63, and thus the linkage positioning of the rotating block 74 and the rotating shaft 2 is realized.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sliding compression type asynchronous motor is characterized by comprising an outer shell, a front end cover, a rear end cover, a rotating shaft, a stator, a plug-in linkage mechanism, a rear end cover driving mechanism and a front end cover driving mechanism; a front end sleeve joint ring body is arranged around the inner end of the front end cover; the outer sides of the periphery of the front end of the outer shell are provided with a front end inner core ring body; the front end cover is slidably sleeved on the front end inner core ring body on the outer side of the periphery of the front end of the outer shell body through the front end sleeving ring body on the periphery of the inner end; the front end cover driving mechanism comprises a front end threaded cylinder, a front end driving screw and a front end positioning block; the upper side and the lower side of the front end sleeving ring body of the front end cover are respectively provided with a front end threaded cylinder; the front end threaded cylinders are internally and respectively in threaded connection with a front end driving screw; a front end positioning block is respectively arranged on the upper side and the lower side of the front end of the outer shell; the front end driving screw is rotationally clamped on the front end positioning block; the stator is arranged on the periphery of the inside of the outer shell; the rotating shaft is connected to the inner axle center of the outer shell in a penetrating manner; a cage-shaped rotor is arranged on the outer side of the periphery of the rotating shaft and is positioned in the coaxial inner part of the stator; the front end of the rotating shaft penetrates through the front end cover and extends out; a porous plate is arranged inside the rear end of the outer shell; the rear end of the rotating shaft penetrates through the center of the porous plate and extends out; two ends of the rotating shaft are respectively and rotatably provided with a connecting ring body; the connecting ring body is fixedly arranged at the center of the inner side of the front end cover and the center of the inner side of the porous plate respectively; the periphery of the rear end cover is provided with a ventilation opening; a rear end sleeving ring body is arranged on the periphery of the inner end of the rear end cover; the outer sides of the periphery of the rear end of the outer shell are provided with a rear-end inner core ring body; the rear end cover is slidably sleeved on the rear end inner core ring body on the outer side of the periphery of the rear end of the outer shell body through the rear end sleeving ring body on the periphery of the inner end; the upper side and the lower side of the outer shell and the rear end cover are respectively provided with a rear end cover driving mechanism; the rear end cover driving mechanism drives the rear end sleeving ring body to slide outside the rear end inner core ring body; the inserting linkage mechanism comprises a rectangular inserting block, an induction elastic body, a rectangular induction plate, a rotating block and radiating blades; a rectangular insertion block is arranged at the rear end of the rotating shaft; a plurality of induction elastic bodies are uniformly arranged at the outer end of the rectangular insertion block; a rectangular induction plate is arranged at the outer end of the induction elastic body; the outer end of the rotating block is rotatably clamped in the center of the inner side of the rear end cover; the inner end of the rotating block is provided with a rectangular inserting cavity; a plurality of radiating blades are uniformly distributed and installed on the outer side of the periphery of the rotating block; the rectangular inserting cavity of the rotating block is matched with the rectangular inserting block and the rectangular induction plate in size; the rectangular inserting cavity of the rotating block is in an inserting or separating connection structure with the rectangular induction plate and the rectangular inserting block.

2. The sliding compression asynchronous motor according to claim 1, wherein the outer end of said rotating block is provided with a rotary snap tooth; a rotary clamping groove is formed in the center of the inner side of the rear end cover; the rotating block is rotatably clamped on the rotating clamping groove in the center of the inner side of the rear end cover through the rotating clamping teeth at the outer end; the thickness of the rotary clamping groove in the front-back direction is larger than that of the rotary clamping teeth in the front-back direction; the rotary clamping teeth slide back and forth in the rotary clamping grooves.

3. The sliding-compressing asynchronous motor according to claim 2, wherein an adjusting groove is communicated with the outside of the rotary clamping groove at the center of the inner side of the rear end cover; a driving handle is arranged on the outer side of the rotary clamping tooth; the driving handle is positioned in the adjusting groove.

4. The sliding-compacting asynchronous motor of claim 1, wherein the rear end cap drive mechanism comprises a rear end threaded barrel, a rear end drive screw, a rear end locating block; the upper side and the lower side of the rear end sleeving ring body of the rear end cover are respectively provided with a rear end threaded cylinder; the rear end thread cylinders are internally and respectively in threaded connection with a rear end driving screw; a rear end positioning block is respectively arranged on the upper side and the lower side of the rear end of the outer shell; the rear end driving screw is rotationally clamped on the rear end positioning block.

5. The sliding compression asynchronous motor according to claim 1, wherein said outer casing has a plurality of uniformly distributed heat dissipation ventilation grooves formed therein; one end of the heat dissipation air channel extends to the outer side face of the front end of the outer shell, and the other end of the heat dissipation air channel extends to the inner side face of the rear end of the outer shell.

6. A sliding compression asynchronous motor according to claim 1, characterized in that the inner peripheral side of said stator and the outer peripheral side of said cage rotor are provided with an annular gap.