CN113794315A - Three-phase asynchronous motor - Google Patents
Three-phase asynchronous motor Download PDFInfo
- Publication number
- CN113794315A CN113794315A CN202111117151.1A CN202111117151A CN113794315A CN 113794315 A CN113794315 A CN 113794315A CN 202111117151 A CN202111117151 A CN 202111117151A CN 113794315 A CN113794315 A CN 113794315A
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- sleeve
- fixedly arranged
- frame plate
- control frame
- sliding
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
Abstract
The invention discloses a three-phase asynchronous motor which comprises a motor body, an installation frame and a power connection component, wherein a trapezoidal seat is fixedly arranged at the top of the motor body, a control frame plate is fixedly arranged at the upper end of a sliding rail, two shielding casings are slidably connected to the upper side of the sliding rail, a driving gear is rotatably connected to the inner side of the control frame plate, racks are fixedly arranged at the inner ends of the two shielding casings, and a twisting type transmission mechanism for driving a shaft rod to rotate is arranged in the power connection casing. According to the invention, firstly, the movable shielding shell is convenient for workers to carry out power connection operation on the motor, and the safety of power connection operation of the workers can be ensured, secondly, the flexible rubber sleeve wraps the circuit penetrating through the circuit hole slot, so that dust is prevented from entering the shielding shell through a connecting gap formed between the circuit and the shaft sleeve, and finally, the time cost of power connection and maintenance of the motor by the workers can be saved through the arrangement of the elastic positioning mechanism.
Description
Technical Field
The invention relates to the technical field of three-phase asynchronous motors, in particular to a three-phase asynchronous motor.
Background
The three-phase asynchronous motor is one of induction motors, and is a motor supplied with power by simultaneously connecting 380V three-phase alternating current (phase difference of 120 degrees), and is called a three-phase asynchronous motor because a rotor and a stator rotating magnetic field of the three-phase asynchronous motor rotate in the same direction and at different rotating speeds and have slip ratios.
The motor is required to be connected with a circuit for use during assembly, the existing circuit box for connecting the motor with electricity mostly adopts a square shell sleeve and is matched with a corresponding shell cover, when a user needs to perform power connection treatment on the motor, the screw driver needs to be used for disassembling the bolt for fastening, after the shell cover is disassembled, the next wiring processing can be carried out on the motor, which leads to lower assembly efficiency of the motor and the periphery of the existing motor power connection box is of a closed structure, because the space in the box is narrow, when the staff connects the electricity to the motor, the staff is limited by the narrow space, so that the staff is difficult to carry out smooth electricity connection operation, simultaneously because the wiring space is narrow and small, lead to staff's sight to be difficult to catch corresponding electric spare part that connects, consequently influence the security that the staff connects electric operation to a certain extent.
Disclosure of Invention
The invention aims to: in order to solve the problems, a three-phase asynchronous motor is provided.
In order to achieve the purpose, the invention adopts the following technical scheme: a three-phase asynchronous motor comprises a machine body, an installation frame fixedly arranged on the machine body and a power connection component arranged on the machine body, wherein a trapezoidal seat is fixedly arranged at the top of the machine body, a slide rail is fixedly arranged at the upper end of the trapezoidal seat, a control frame plate is fixedly arranged at the upper end of the slide rail, two shielding shell sleeves are slidably connected to the upper side of the slide rail, a driving gear is rotatably connected to the inner side of the control frame plate, racks are fixedly arranged at the inner ends of the two shielding shell sleeves, the two racks are distributed on the upper side and the lower side of the driving gear and are meshed with the driving gear, a shaft rod coaxially distributed with the driving gear is rotatably connected to the inside of the control frame plate in a penetrating manner, the shaft rod is fixedly connected with the driving gear, an adapter sleeve is fixedly arranged at the outer end of the control frame plate and positioned on the outer side of the shaft rod, a twisting transmission mechanism for driving the shaft rod to rotate is arranged in the adapter sleeve, and an elastic positioning mechanism for limiting the shaft rod to rotate randomly is also arranged in the adapter sleeve, the inside of controlling the frame plate is located the both sides that the axostylus axostyle runs through and sets up the circuit hole groove that is radial distribution, the outside of controlling the frame plate is provided with sealed protective structure, the inside rotation in circuit hole groove is provided with the axle sleeve, two the outer end of axle sleeve is located the inboard of controlling the frame plate and all has set firmly driven ring gear, and two driven ring gears are connected with drive gear meshing.
Preferably, the bottom of each of the two shielding casings is fixedly provided with a sliding block, and the middle of each sliding rail is provided with a sliding way matched with the sliding block to slide.
Preferably, the twisting type transmission mechanism comprises a sliding sleeve and a knob, the outer side of the shaft rod is connected with the sliding sleeve in a sliding mode, the sliding sleeve is embedded in the inner side of the adapter sleeve, and the knob is fixedly arranged at the outer end of the sliding sleeve.
Preferably, the outer end of axostylus axostyle sets firmly the bar tooth that is the annular and distributes, the inside of sliding sleeve has the bar groove with bar tooth adaptation.
Preferably, the elastic positioning mechanism comprises arc-shaped positioning plates, compression springs and baffle rings, two arc-shaped positioning plates which are symmetrically distributed are fixedly arranged at the opening end of the outer side of the adapter sleeve, the baffle rings are slidably connected to the inner part of the adapter sleeve on the outer side of the shaft rod, and the compression springs are sleeved between the baffle rings and the control frame plate on the outer side of the shaft rod.
Preferably, the outer end of the sliding sleeve is fixedly provided with limit teeth which are distributed annularly, and the inside of the arc-shaped positioning plate is provided with a positioning groove matched with the limit teeth.
Preferably, the sealed protective structure includes an external sleeve body, a frame ring and a flexible rubber sleeve, the external sleeve body corresponding to the circuit hole groove is fixedly arranged at the outer end of the control frame plate, the frame ring is fixedly arranged at the inner end of the external sleeve body, and the flexible rubber sleeve is fixedly arranged between the frame ring and the opening end of the shaft sleeve.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. this application is through being equipped with on the slide rail and controlling the frame plate and shielding the shell, be equipped with drive gear and frame ring on controlling the frame plate, be equipped with sliding sleeve and knob on frame ring, be equipped with the rack on shielding the shell, it rotates to drive gear through controlling wrench movement formula drive mechanism, the rack rather than meshing connection drives two and shields the shell and do synchronous reverse motion, when two shield the shell and expand and expose and install the electric part of connecing on controlling the frame plate, the staff can connect the electric operation to the organism in an open space, the staff is convenient for connect the operation processing of electricity to the motor, and because the operating space increases, make the staff connect the in-process sight of electric work clearly, consequently can ensure the security that the staff connects the electric operation to a certain extent.
2. This application is through axle sleeve and the external cover body on controlling the frame plate, be equipped with driven ring gear on the axle sleeve, be equipped with a ring gear in the external cover body, be equipped with flexible gum cover between ring gear and driven ring gear, when drive gear drives driven ring gear and rotates, the other end of flexible gum cover will rotate along with the axle sleeve, make the inside shrink of flexible gum cover roll, the realization is wrapped up in the book to the circuit that runs through circuit hole groove, when avoiding the organism to use in the environment of easily raise dust, the dust passes through the connection gap that forms between circuit and the axle sleeve and bores into to the inside of shielding the shell, it causes the erosion to butt joint the electric part, thereby influence the safety and stability when organism connects the electricity to use.
3. This application is through being equipped with the arc locating plate on the switching cover, be equipped with compression spring and fender ring in the switching cover, be equipped with spacing tooth on the sliding sleeve, rotate the knob when the staff, make two shield the shell closure back, two spacing teeth just are vertical state, loosen the knob this moment, keep off the ring and will drive the sliding sleeve under compression spring's effect and remove, when spacing tooth slips into to the constant head tank in, can restrict the random rotation of sliding sleeve, and then the guarantee shields the stability of shell closure state, compare in the mode that the tradition used bolt-up to connect the electric lid, can save the staff to connect the electricity to the motor through elastic positioning mechanism's setting, the time cost of maintenance.
Drawings
FIG. 1 illustrates a front view provided in accordance with an embodiment of the present invention;
FIG. 2 illustrates a side view provided in accordance with an embodiment of the present invention;
FIG. 3 illustrates a schematic view of an inside structure of a shielding shell provided according to an embodiment of the present invention;
fig. 4 shows a cross-section of a console board provided according to an embodiment of the present invention;
fig. 5 illustrates a partial exploded view provided in accordance with an embodiment of the present invention.
Illustration of the drawings:
1. a body; 2. a mounting frame; 3. a trapezoidal base; 4. a slide rail; 5. a control frame plate; 501. a line hole slot; 6. a drive gear; 7. a driven gear ring; 8. a shaft sleeve; 9. a sleeve body is externally connected; 10. a frame ring; 11. a flexible rubber sleeve; 12. a transfer sleeve; 13. an arc-shaped positioning plate; 1301. positioning a groove; 14. a shaft lever; 1401. a bar-shaped tooth; 15. a sliding sleeve; 1501. limiting teeth; 1502. a strip-shaped groove; 16. a knob; 17. a compression spring; 18. a baffle ring; 19. a shielding shell; 20. a sliding connection block; 21. a rack; 22. and an electrical connection component.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a three-phase asynchronous motor comprises a machine body 1, an installation frame 2 fixedly arranged on the machine body 1 and a power connection component 22 arranged on the machine body 1, wherein a trapezoidal seat 3 is fixedly arranged at the top of the machine body 1, a slide rail 4 is fixedly arranged at the upper end of the trapezoidal seat 3, a control frame plate 5 is fixedly arranged at the upper end of the slide rail 4, two shielding casings 19 are slidably connected to the upper side of the slide rail 4, a driving gear 6 is rotatably connected to the inner side of the control frame plate 5, racks 21 are fixedly arranged at the inner ends of the two shielding casings 19, the two racks 21 are distributed on the upper side and the lower side of the driving gear 6 and are meshed with the driving gear 6, a shaft lever 14 coaxially distributed with the driving gear 6 is rotatably connected to the inner part of the control frame plate 5, the shaft lever 14 is fixedly connected with the driving gear 6, a switching sleeve 12 is fixedly arranged at the outer end of the control frame plate 5 and positioned at the outer side of the shaft lever 14, and a twisting type transmission mechanism for driving the shaft lever 14 to rotate is arranged in the switching sleeve 12, the adapter sleeve 12 is also provided with an elastic positioning mechanism for limiting the random rotation of the shaft lever 14, the inner part of the control frame plate 5 is positioned at two sides of the shaft lever 14 and is penetrated with radially distributed circuit hole slots 501, the outer side of the control frame plate 5 is provided with a sealed protection structure, the inner part of the circuit hole slots 501 is rotatably provided with shaft sleeves 8, the outer ends of the two shaft sleeves 8 are positioned at the inner side of the control frame plate 5 and are fixedly provided with driven gear rings 7, the two driven gear rings 7 are meshed and connected with the driving gear 6, when in use, the driving gear 6 is driven to rotate by controlling the twisting type transmission mechanism, the driving gear 6 drives the two shielding casings 19 to synchronously and reversely move through a rack 21 meshed and connected with the driving gear, the two shielding casings 19 are unfolded and expose the electric connecting part 22 arranged on the control frame plate 5, at the moment, a worker can perform electric connection operation on the machine body 1 in an open space, the operation that the staff connects the electricity to the motor of being convenient for is handled, and because the operating space increase for the staff connects the in-process sight of electricity work clear, consequently can ensure the security that the staff connects the electricity operation to a certain extent.
Specifically, as shown in fig. 1 to 3, sliding blocks 20 are fixedly arranged at the bottoms of the two shielding casings 19, a sliding track matched with the sliding blocks 20 to slide is formed in the middle of the sliding track 4, and when the two shielding casings 19 move along the horizontal direction, the sliding blocks 20 fixedly arranged at the bottoms of the shielding casings 19 slide along the sliding track, so that the transmission stability of the driving gear 6 for the two shielding casings 19 is ensured.
Specifically, as shown in fig. 1, 4 and 5, the twisting transmission mechanism includes a sliding sleeve 15 and a knob 16, the outer side of the shaft rod 14 is slidably connected with the sliding sleeve 15, and the sliding sleeve 15 is embedded inside the adapter sleeve 12, the outer end of the sliding sleeve 15 is fixedly provided with the knob 16, the outer end of the shaft rod 14 is fixedly provided with strip-shaped teeth 1401 annularly distributed, the inside of the sliding sleeve 15 is provided with strip-shaped grooves 1502 matched with the strip-shaped teeth 1401, the knob 16 is pressed inwards to separate the sliding sleeve 15 from the limitation of the elastic positioning mechanism, then the knob 16 is rotated to drive the sliding sleeve 15 to drive the shaft rod 14 to rotate, at this time, the driving gear 6 fixed with the shaft rod 14 drives two racks 21 meshed with the driving gear to synchronously move, so as to drive two shielding casings 19 to synchronously and reversely slide, and at the two driven gear rings 7 meshed with the driving gear 6 will drive the shaft sleeve 8 to rotate, so that the sealed protection mechanism rotates and expands, and then make circuit hole groove 501 be the connected state, through the setting of wrench type drive mechanism, the staff can control the sealed protection mechanism and expand when shielding shell 19 opens, reaches the purpose that the user of being convenient for controlled.
Specifically, as shown in fig. 3 and 4, the elastic positioning mechanism includes an arc positioning plate 13, a compression spring 17 and a stop ring 18, two arc positioning plates 13 are symmetrically arranged at an outer opening end of the adapter sleeve 12, the stop ring 18 is slidably connected to an outer side of the shaft rod 14 inside the adapter sleeve 12, the compression spring 17 is sleeved between the stop ring 18 and the console panel 5 at the outer side of the shaft rod 14, the limit teeth 1501 are annularly arranged at an outer end of the sliding sleeve 15, the positioning slot 1301 adapted to the limit teeth 1501 is arranged inside the arc positioning plate 13, when a worker rotates the knob 16 to close the two shielding cases 19, the two limit teeth 1501 arranged on the sliding sleeve 15 are just in a vertical state, the knob 16 is released, the stop ring 18 drives the sliding sleeve 15 to move towards an outer side of the adapter sleeve 12 under the action of the compression spring 17, and when the limit teeth 1501 slide into the positioning slots 1301 inside the arc positioning plates 13, can restrict the random rotation of sliding sleeve 15, and then the guarantee shields the stability of 19 closure states of shell, compares in the tradition and uses the mode that the bolt-up connects the electric lid, can save the time cost that the staff connects electricity, maintains to the motor through elastic positioning mechanism's setting.
Specifically, as shown in fig. 4 and 5, the sealed protection structure includes an external sleeve 9, a frame ring 10 and a flexible rubber sleeve 11, the external sleeve 9 corresponding to the circuit hole 501 is fixedly disposed at the outer end of the control frame plate 5, the frame ring 10 is fixedly disposed at the inner end of the external sleeve 9, the flexible rubber sleeve 11 is fixedly disposed between the frame ring 10 and the opening end of the shaft sleeve 8, because one end of the flexible rubber sleeve 11 is kept in a fixed state with the frame ring 10, when the driven gear ring 7 drives the shaft sleeve 8 to rotate, the other end of the flexible rubber sleeve 11 rotates along with the shaft sleeve 8, the flexible rubber sleeve 11 is retracted inwards, so that the winding of the line penetrating through the line hole groove 501 is realized, the machine body 1 is prevented from being used in an environment where dust is easy to raise, dust penetrates into the interior of the screening casing 19 through the connecting gap formed between the line and the bushing 8, the corrosion is caused to the electricity connecting component 22 on the machine body 1, thereby affecting the safety and stability of the machine body 1 in electricity connecting use.
The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A three-phase asynchronous motor comprises a machine body (1), an installation frame (2) fixedly arranged on the machine body (1) and a power connection component (22) installed on the machine body (1), and is characterized in that a trapezoidal seat (3) is fixedly arranged at the top of the machine body (1), a sliding rail (4) is fixedly arranged at the upper end of the trapezoidal seat (3), a control frame plate (5) is fixedly arranged at the upper end of the sliding rail (4), two shielding casings (19) are slidably connected to the upper side of the sliding rail (4), a driving gear (6) is rotatably connected to the inner side of the control frame plate (5), racks (21) are fixedly arranged at the inner ends of the two shielding casings (19), the two racks (21) are distributed on the upper side and the lower side of the driving gear (6) and are meshed with the driving gear (6), a shaft lever (14) coaxially distributed with the driving gear (6) is rotatably connected to the inside of the control frame plate (5), the shaft lever (14) is fixedly connected with the driving gear (6), the outer end of the control frame plate (5) is fixedly provided with an adapter sleeve (12) at the outer side of the shaft lever (14), a twisting type transmission mechanism for driving the shaft lever (14) to rotate is arranged in the adapter sleeve (12), the adapter sleeve (12) is also provided with an elastic positioning mechanism for limiting the shaft lever (14) to rotate freely, the inner part of the control frame plate (5) is positioned at the two sides of the shaft lever (14) and is provided with radially distributed line hole slots (501) in a penetrating way, the outside of controlling frame plate (5) is provided with sealed protective structure, the inside rotation of circuit hole groove (501) is provided with axle sleeve (8), two the inboard that the outer end of axle sleeve (8) is located to control frame plate (5) all sets firmly driven ring gear (7), and two driven ring gears (7) are connected with drive gear (6) meshing.
2. The three-phase asynchronous motor according to claim 1, characterized in that sliding blocks (20) are fixedly arranged at the bottom of the two shielding casings (19), and a sliding way matched with the sliding blocks (20) to slide is formed in the middle of the sliding rail (4).
3. The three-phase asynchronous motor according to claim 2, wherein the twisting transmission mechanism comprises a sliding sleeve (15) and a knob (16), the sliding sleeve (15) is slidably connected to the outer side of the shaft rod (14), the sliding sleeve (15) is embedded in the inner side of the adapter sleeve (12), and the knob (16) is fixedly arranged at the outer end of the sliding sleeve (15).
4. A three-phase asynchronous motor according to claim 3, characterized in that the outer end of the shaft rod (14) is fixedly provided with strip-shaped teeth (1401) distributed in a ring shape, and the inside of the sliding sleeve (15) is provided with strip-shaped grooves (1502) matched with the strip-shaped teeth (1401).
5. The three-phase asynchronous motor according to claim 4, characterized in that the elastic positioning mechanism comprises arc-shaped positioning plates (13), compression springs (17) and baffle rings (18), two arc-shaped positioning plates (13) which are symmetrically distributed are fixedly arranged at the outer opening end of the adapter sleeve (12), the baffle rings (18) are slidably connected to the inner part of the adapter sleeve (12) on the outer side of the shaft rod (14), and the compression springs (17) are sleeved between the baffle rings (18) and the control frame plate (5) on the outer side of the shaft rod (14).
6. The three-phase asynchronous motor according to claim 5, characterized in that the outer end of the sliding sleeve (15) is fixedly provided with limit teeth (1501) distributed in an annular shape, and the inside of the arc-shaped positioning plate (13) is provided with positioning grooves (1301) matched with the limit teeth (1501).
7. The three-phase asynchronous motor according to claim 1, wherein the sealed protection structure comprises an external sleeve body (9), a frame ring (10) and a flexible rubber sleeve (11), the external sleeve body (9) corresponding to the circuit hole slot (501) is fixedly arranged at the outer end of the control frame plate (5), the frame ring (10) is fixedly arranged at the inner end of the external sleeve body (9), and the flexible rubber sleeve (11) is fixedly arranged between the frame ring (10) and the open end of the shaft sleeve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117151.1A CN113794315B (en) | 2021-09-23 | 2021-09-23 | Three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117151.1A CN113794315B (en) | 2021-09-23 | 2021-09-23 | Three-phase asynchronous motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113794315A true CN113794315A (en) | 2021-12-14 |
| CN113794315B CN113794315B (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111117151.1A Active CN113794315B (en) | 2021-09-23 | 2021-09-23 | Three-phase asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113794315B (en) |
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| CN211398071U (en) * | 2019-11-21 | 2020-09-01 | 云南淮鼎环境科技有限公司 | Water pump shock absorber assembly |
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| CN211953913U (en) * | 2020-06-12 | 2020-11-17 | 南京高等职业技术学校（江苏联合职业技术学院南京分院） | Engineering construction uses multi-functional angle measurement device |
| CN112857517A (en) * | 2021-02-04 | 2021-05-28 | 任静 | Multilayer groundwater level surveying device and method for hydrogeology |
| CN213366887U (en) * | 2020-12-01 | 2021-06-04 | 达科小艾(南京)人工智能技术研发有限公司 | Cable connecting device for data processing equipment of data decision system |
| CN214014024U (en) * | 2020-12-22 | 2021-08-20 | 青岛必欧必电气有限公司 | Dustproof heat dissipation sealing cover of switched reluctance motor |
| WO2021164552A1 (en) * | 2020-02-19 | 2021-08-26 | 东莞市环力智能科技有限公司 | Inward folding hinge and inward folding mobile terminal |
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| CN108458699A (en) * | 2018-04-14 | 2018-08-28 | 金亮香 | A kind of total powerstation |
| CN208709596U (en) * | 2018-05-19 | 2019-04-09 | 中山高威厨房设备制造有限公司 | A kind of self-locking knob, switch and oven |
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| CN210957670U (en) * | 2019-12-30 | 2020-07-07 | 姚创业 | Colliery electromechanical device motor wiring connecting device |
| CN210954578U (en) * | 2019-12-31 | 2020-07-07 | 成都极米科技股份有限公司 | Button driving lever mechanism with knob on projector |
| WO2021164552A1 (en) * | 2020-02-19 | 2021-08-26 | 东莞市环力智能科技有限公司 | Inward folding hinge and inward folding mobile terminal |
| CN111200347A (en) * | 2020-03-07 | 2020-05-26 | 高峰 | Production, manufacturing and assembly machine for three-phase asynchronous motor |
| CN211953913U (en) * | 2020-06-12 | 2020-11-17 | 南京高等职业技术学校（江苏联合职业技术学院南京分院） | Engineering construction uses multi-functional angle measurement device |
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| CN112857517A (en) * | 2021-02-04 | 2021-05-28 | 任静 | Multilayer groundwater level surveying device and method for hydrogeology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113794315B (en) | 2022-11-15 |
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