CN211791066U - Variable-pole multi-speed three-phase asynchronous motor for fan - Google Patents
Variable-pole multi-speed three-phase asynchronous motor for fan Download PDFInfo
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- CN211791066U CN211791066U CN202020378990.3U CN202020378990U CN211791066U CN 211791066 U CN211791066 U CN 211791066U CN 202020378990 U CN202020378990 U CN 202020378990U CN 211791066 U CN211791066 U CN 211791066U
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Abstract
The utility model discloses a fan is with becoming utmost point multi-speed formula three-phase asynchronous machine relates to motor technical field, and its technical scheme main points are: including motor body, motor body is equipped with the slide rail, and motor body is equipped with and rotates the installation ring spare, and the installation ring spare is equipped with the connection pad, and the connection pad has set firmly the connecting rod, and the connecting rod is equipped with the cardboard, and the installation ring spare is equipped with wears mouth, spout, and the connection pad is equipped with the connecting hole, and the installation ring spare is equipped with the arc wall, and the connection pad is equipped with fixing device, mounting groove, and fixing device includes the spring, wears the piece, and the installation ring spare is equipped with the perforation. Through the arrangement of the connecting rod and the clamping plate, personnel can take the three-phase asynchronous motor off the fan without dismantling bolts, so that the operation is convenient; the fixed connection between the mounting ring piece and the connecting disc is further strengthened by arranging the fixing device; through setting up the locating piece, the personnel of being convenient for install this motor fast.
Description
Technical Field
The utility model relates to the technical field of electric machines, in particular to fan is with becoming utmost point multi-speed formula three-phase asynchronous machine.
Background
The variable-stage multi-speed three-phase asynchronous motor is an asynchronous motor with various variable speeds, and is powered by simultaneously connecting 380V three-phase alternating current. At present, many large-scale speed-regulating fans adopt a variable-stage multi-speed three-phase asynchronous motor as a driving source, and the variable-stage multi-speed three-phase asynchronous motor drives a fan to operate, so that the purpose of speed regulation is achieved.
The above prior art solutions have the following drawbacks: three-phase asynchronous motor is direct and fan fixed connection through the bolt usually, and when personnel overhauld three-phase asynchronous motor, need use the instrument to demolish fixed three-phase asynchronous motor bolt, could take off three-phase asynchronous motor from the fan, and is comparatively inconvenient.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a fan is with becoming utmost point multi-speed formula three-phase asynchronous machine, personnel need not to demolish the bolt alright take off three-phase asynchronous machine from the fan, and is comparatively convenient.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a fan is with becoming utmost point multi-speed formula three-phase asynchronous motor, includes motor body, motor body is equipped with the slide rail that is used for with fan sliding connection, motor body's tip is equipped with rotates the installation ring piece, the installation ring piece is equipped with the connection pad that is used for with motor body fixed connection, the connection pad has set firmly the connecting rod, the tip of connecting rod is equipped with the cardboard, the cardboard has elasticity, the cardboard is used for supporting tightly with the installation ring piece towards the surface of connection pad, the installation ring piece runs through be equipped with the mouth of wearing that supplies the cardboard to pass, with wear the spout of mouthful intercommunication, the spout can supply the connecting rod to pass nevertheless can't supply the cardboard to pass, the connection pad is equipped with.
Through adopting above-mentioned technical scheme, personnel pass the connecting plate with earlier and wear the mouth, rotate the installation ring spare again and make the connecting rod get into the spout, and the face of cardboard and the surface of installation ring spare are supported tightly this moment, sticiss connection pad and installation ring spare fixed, and personnel's accessible rotates the installation ring spare and makes cardboard and wear the mouth just right, tears the motor body and installation ring spare out from the connection pad, need not to twist the bolt alright take off three-phase asynchronous motor from the fan, and is comparatively convenient.
The present invention may be further configured in a preferred embodiment as: the mounting ring piece is provided with an arc-shaped groove for the clamping plate to slide, the penetrating opening and the sliding groove are both positioned on the bottom wall of the arc-shaped groove, and the depth of the arc-shaped groove deviates from the penetrating opening along the length direction of the groove and gradually decreases.
Through adopting above-mentioned technical scheme, the setting up of arc wall makes the rotatable collar spare of personnel make the clamping pressure between cardboard and the arc wall diapire increase gradually, strengthens the fixed connection between connection pad and the collar spare.
The present invention may be further configured in a preferred embodiment as: the face of the clamping plate facing the connecting plate is provided with anti-slip stripes.
By adopting the technical scheme, the friction coefficient of the clamping plate can be increased by the arrangement of the anti-slip stripes, so that the connection between the mounting ring piece and the connecting disc is more stable.
The present invention may be further configured in a preferred embodiment as: the connecting disc is provided with a fixing device and a mounting groove for mounting the fixing device, the fixing device comprises a spring and a penetrating block, the mounting ring piece is provided with a through hole for the penetrating block to penetrate through, the penetrating block is in sliding connection with the groove wall of the mounting groove and can be completely pressed into the mounting groove, two ends of the spring are respectively fixedly connected with the bottom wall of the mounting groove and the penetrating block, and the circumferential side wall of the penetrating block is used for being attached to the inner wall of the through hole;
when the clamping plate slides to the end part of the sliding groove departing from the through hole, the through block enters the through hole.
By adopting the technical scheme, personnel can rotate the mounting ring piece to enable the penetrating block to be opposite to the through hole, the penetrating block enters the through hole under the action of the elastic force of the spring, the circumferential side wall of the penetrating block is used for being attached to the inner wall of the through hole, the mounting ring piece and the connecting disc cannot rotate relatively under the limitation of the penetrating block, and the mounting ring piece and the connecting disc are connected more stably.
The present invention may be further configured in a preferred embodiment as: the cell wall of mounting groove is equipped with the dog that is used for preventing to wear the piece and breaks away from the mounting groove.
Through adopting above-mentioned technical scheme, the dog can block wearing the piece, makes it can not receive the influence roll-off mounting groove of external force and make fixing device lose effect.
The present invention may be further configured in a preferred embodiment as: the perforation is rectangular, the top surface of the penetrating block, which is far away from the spring, is rotatably provided with a rotating block, and the rotating block is used for abutting against the mounting ring piece towards the side wall of the penetrating block.
By adopting the technical scheme, after the penetrating block enters the through hole, the rotating block protrudes out of the surface of the mounting ring piece, and personnel rotate the rotating block to enable the side wall of the rotating block to be abutted against the surface of the mounting ring piece, so that the fixed connection between the mounting ring piece and the connecting disc is further enhanced.
The present invention may be further configured in a preferred embodiment as: and a buffer cotton layer is arranged on the side wall of the mounting ring piece facing the connecting disc.
Through adopting above-mentioned technical scheme, but the cotton layer of buffering is deformable and is cushioned the vibration of coming by the transmission of installation ring spare, makes it be difficult for influencing being connected between connection pad and the fan.
The present invention may be further configured in a preferred embodiment as: and a positioning block is arranged on the surface of the connecting disc, which deviates from the mounting ring piece.
Through adopting above-mentioned technical scheme, the setting of locating piece can be fixed a position the mounted position of connection pad, and the personnel of being convenient for install this motor fast.
To sum up, the utility model discloses a following at least one useful technological effect:
1. through the arrangement of the connecting rod and the clamping plate, personnel can take the three-phase asynchronous motor off the fan without dismantling bolts, so that the operation is convenient;
2. the fixed connection between the mounting ring piece and the connecting disc is further strengthened by arranging the fixing device;
3. through setting up the locating piece, the personnel of being convenient for install this motor fast.
Drawings
Fig. 1 is a three-dimensional structure diagram of a variable-pole multi-speed three-phase asynchronous motor for a fan according to an embodiment;
FIG. 2 is a partial cross-sectional view of the embodiment;
FIG. 3 is a schematic structural diagram of a mounting ring and a connecting disc of the embodiment;
fig. 4 is a schematic structural diagram of the variable-pole multi-speed three-phase asynchronous motor for a fan according to the embodiment when the variable-pole multi-speed three-phase asynchronous motor is installed in the fan.
In the figure, 1, a motor body; 11. a slide rail; 12. mounting a ring piece; 121. perforating; 122. a chute; 123. an arc-shaped slot; 124. perforating; 13. a connecting disc; 131. a connecting rod; 132. clamping a plate; 133. connecting holes; 134. mounting grooves; 135. a stopper; 136. positioning blocks; 2. a fixing device; 21. a spring; 22. block penetrating; 23. and (6) rotating the block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a fan is with becoming utmost point multi-speed formula three-phase asynchronous machine, including motor body 1, motor body 1's bottom is equipped with the slide rail 11 that is used for with fan sliding connection (refer to fig. 4), slide rail 11's cross sectional shape is the dovetail, motor body 1's tip rotates and is equipped with installation ring spare 12, installation ring spare 12 can't break away from motor body 1, installation ring spare 12 sets firmly be used for with motor body 1 fixed connection's connection pad 13, connection pad 13 is dismantled and assembled, installation ring spare 12 rotates with motor body 1 to be connected, connection pad 13 is equipped with the connecting hole 133 that supplies the bolt to pass, connecting hole 133 is equipped with a plurality ofly along the circumference interval of connection pad.
The surface that deviates from installation ring spare 12 of connection pad 13 sets firmly the locating piece 136 that is used for embedding constant head tank on the fan, the mounted position of connection pad 13 can be fixed a position in the setting of locating piece 136, the personnel of being convenient for install this motor fast, connection pad 13 has set firmly connecting rod 131 towards the lateral wall of installation ring spare 12, connecting rod 131 is equipped with cardboard 132, the material of cardboard 132 adopts the stainless steel, the tip of connecting rod 131 and the face fixed connection of cardboard 132, the size of cardboard 132 is greater than the size of connecting rod 131, cardboard 132 is used for offsetting with installation ring spare 12 towards the surface of connection pad 13.
Referring to fig. 2 and 3, the mounting ring 12 is provided with a through hole 121 through which the clamping plate 132 passes and a sliding groove 122 communicated with the through hole 121, the width of the sliding groove 122 is larger than the diameter width of the connecting rod 131 but smaller than the width of the clamping plate 132, a person firstly passes the connecting plate through the through hole 121, then rotates the mounting ring 12 to enable the connecting rod 131 to enter the sliding groove 122, the plate surface of the clamping plate 132 abuts against the surface of the mounting ring 12, the connecting disc 13 and the mounting ring 12 are tightly pressed and fixed, the person can rotate the mounting ring 12 to enable the clamping plate 132 to be opposite to the through hole 121, the motor body 1 and the mounting ring 12 are detached from the connecting disc 13, and the three-phase asynchronous motor can be detached from the fan without screwing bolts.
The mounting ring piece 12 is provided with an arc-shaped groove 123 for the clamping plate 132 to slide, the arc-shaped groove 123 is provided with two along the circumferential direction of the mounting ring piece 12, the through opening 121 is formed in the bottom wall of the arc-shaped groove 123, the sliding grooves 122 are both located on the bottom wall of the arc-shaped groove 123, the through opening 121 and the sliding grooves 122 are provided with two corresponding to the arc-shaped groove 123, the length direction of the arc-shaped groove 123 is along the circumferential direction of the mounting ring piece 12, the depth of the arc-shaped groove 123 deviates from the through opening 121 and gradually decreases along the length direction, the arrangement of the arc-shaped groove 123 enables personnel to rotate the mounting ring piece 12 to enable the compression force between the clamping plate 132 and the bottom wall of the arc-shaped groove 123 to gradually increase, the anti-slip stripes are arranged on.
The connecting disc 13 is provided with a fixing device 2 and a mounting groove 134 for mounting the fixing device 2, the fixing device 2 comprises a spring 21 and a penetrating block 22, the mounting ring 12 is provided with a through hole 124 for the penetrating block 22 to penetrate through, the penetrating block 22 is slidably connected with the groove wall of the mounting groove 134, the penetrating block 22 can be completely pressed into the mounting groove 134, and two ends of the spring 21 are respectively fixedly connected with the bottom wall of the mounting groove 134 and the penetrating block 22. When the clamping plate 132 slides to the end of the sliding groove 122 deviating from the through hole 121, the through block 22 is opposite to the through hole 124, the through block 22 enters the through hole 124 under the action of the elastic force of the spring 21, the circumferential side wall of the through block 22 is used for being attached to the inner wall of the through hole 124, the mounting ring 12 and the connecting disc 13 cannot rotate relatively under the limitation of the through block 22, so that the connection between the mounting ring 12 and the connecting disc 13 is more stable, a stop block 135 used for preventing the through block 22 from being separated from the mounting groove 134 is fixedly arranged on the groove wall of the mounting groove 134, the stop block 135 is close to the notch of the mounting groove 134, the stop block 135 can stop the through block 22, and the through block cannot slide out of the mounting.
The through hole 124 is rectangular, the top surface of the penetrating block 22, which is away from the spring 21, is rotatably provided with the rotating block 23, the shape of the rotating block 23 is the same as that of the through hole 124, the rotating block 23 cannot be separated from the penetrating block 22, the side wall of the rotating block 23, which faces the penetrating block 22, is used for abutting against the mounting ring piece 12, after the penetrating block 22 enters the through hole 124, the rotating block 23 protrudes out of the surface of the mounting ring piece 12, and a person rotates the rotating block 23 to enable the side wall of the rotating block 23 to abut against the surface of the mounting ring piece 12, so that the fixed connection between the mounting ring piece 12 and the connecting disc.
The side wall of the mounting ring piece 12 facing the connecting disc 13 is provided with a buffering cotton layer which can deform to buffer the vibration transmitted by the mounting ring piece 12, so that the connection between the connecting disc 13 and the fan is not easily influenced.
The implementation principle of the embodiment is as follows:
when a person needs to overhaul the motor, the rotating block 23 can be rotated to be completely opposite to the through hole 124, the rotating block 23 and the penetrating block 22 are pressed into the mounting groove 134, then the ring piece 12 is mounted in a transmission mode, the clamping plate 132 is completely opposite to the penetrating opening 121, and finally the motor body 1 is slid to separate the ring piece 12 from the connecting disc 13 so that the motor body 1 can be detached from the fan for overhaul, so that convenience is brought.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a fan is with becoming utmost point multi-speed formula three-phase asynchronous machine, includes motor body (1), characterized by: the motor body (1) is provided with a slide rail (11) which is used for being connected with the fan in a sliding way, a rotary mounting ring piece (12) is arranged at the end part of the motor body (1), the mounting ring piece (12) is provided with a connecting disc (13) which is fixedly connected with the motor body (1), a connecting rod (131) is fixedly arranged on the connecting disc (13), a clamping plate (132) is arranged at the end part of the connecting rod (131), the clamping plate (132) has elasticity, the surface of the clamping plate (132) facing the connecting disc (13) is used for abutting against the mounting ring piece (12), the mounting ring piece (12) is provided with a through hole (121) for the clamping plate (132) to pass through and a sliding groove (122) communicated with the through hole (121) in a penetrating way, the sliding groove (122) can be used for a connecting rod (131) to penetrate through but cannot be used for a clamping plate (132) to penetrate through, and the connecting disc (13) is provided with a connecting hole (133) for a bolt to penetrate through.
2. The variable-pole multi-speed three-phase asynchronous motor for the fan as claimed in claim 1, wherein: the mounting ring piece (12) is provided with an arc-shaped groove (123) for the clamping plate (132) to slide, the penetrating opening (121) and the sliding groove (122) are both located on the bottom wall of the arc-shaped groove (123), and the depth of the arc-shaped groove (123) is gradually reduced along the length direction of the groove away from the penetrating opening (121).
3. The variable-pole multi-speed three-phase asynchronous motor for the fan as claimed in claim 2, wherein: the surface of the clamping plate (132) facing the connecting plate (13) is provided with anti-skid stripes.
4. The variable-pole multi-speed three-phase asynchronous motor for the fan as claimed in claim 3, wherein: the connecting disc (13) is provided with a fixing device (2) and a mounting groove (134) for mounting the fixing device (2), the fixing device (2) comprises a spring (21) and a penetrating block (22), the mounting ring piece (12) is provided with a through hole (124) for the penetrating block (22) to penetrate through in a penetrating manner, the penetrating block (22) is in sliding connection with the wall of the mounting groove (134), the penetrating block (22) can be completely pressed into the mounting groove (134), two ends of the spring (21) are respectively fixedly connected with the bottom wall of the mounting groove (134) and the penetrating block (22), and the circumferential side wall of the penetrating block (22) is used for being attached to the inner wall of the through hole (124);
when the clamping plate (132) slides to the end of the sliding groove (122) departing from the penetrating opening (121), the penetrating block (22) enters the penetrating hole (124).
5. The variable-pole multi-speed three-phase asynchronous motor for the fan as claimed in claim 4, wherein: the wall of the mounting groove (134) is provided with a stop block (135) for preventing the penetrating block (22) from separating from the mounting groove (134).
6. The variable-pole multi-speed three-phase asynchronous motor for the fan as claimed in claim 4, wherein: the through hole (124) is rectangular, a rotating block (23) is rotatably arranged on the top surface of the penetrating block (22) departing from the spring (21), and the side wall of the rotating block (23) facing the penetrating block (22) is used for abutting against the mounting ring piece (12).
7. The variable-pole multi-speed three-phase asynchronous motor for the fan as claimed in claim 1, wherein: and a buffer cotton layer is arranged on the side wall of the mounting ring piece (12) facing the connecting disc (13).
8. The variable-pole multi-speed three-phase asynchronous motor for the fan as claimed in claim 1, wherein: and a positioning block (136) is arranged on the surface of the connecting disc (13) deviating from the mounting ring piece (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020378990.3U CN211791066U (en) | 2020-03-23 | 2020-03-23 | Variable-pole multi-speed three-phase asynchronous motor for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020378990.3U CN211791066U (en) | 2020-03-23 | 2020-03-23 | Variable-pole multi-speed three-phase asynchronous motor for fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211791066U true CN211791066U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020378990.3U Active CN211791066U (en) | 2020-03-23 | 2020-03-23 | Variable-pole multi-speed three-phase asynchronous motor for fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211791066U (en) |
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2020
- 2020-03-23 CN CN202020378990.3U patent/CN211791066U/en active Active
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