CN211908530U

CN211908530U - Easy-to-drain stepping motor

Info

Publication number: CN211908530U
Application number: CN202021054885.0U
Authority: CN
Inventors: 聂鹏举; 张洪宇; 胥艾俊
Original assignee: Shenzhen Collier Motion Control Technology Co ltd
Current assignee: Shenzhen Collier Motion Control Technology Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2020-11-10
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses an easy drainage step motor, locate the outside protection tube of motor including motor and cover, the both ends of protection tube all are loudspeaker form incurving, and the center department at protection tube both ends all is equipped with the shaft hole, and the pivot of motor extends to the external world along left shaft hole, is equipped with the dead lever in the shaft hole on right side, and the fixed plate is installed to dead lever one end, and the fixed plate passes through the afterbody of bolt fastening in the motor, and the backup pad is installed to the other end of dead lever. The utility model discloses simple structure can effectually cover the motor through the protection tube, has avoided the direct contact motor of outside liquid, and the motor can drive the protection tube after starting and rotate for liquid is thrown away in the direct quilt behind the contact protection tube, has avoided long-time keeping, and can effectually will be along the dead lever or the outside blow-off of liquid that the axostylus axostyle contacted the motor through the flabellum, further increase security.

Description

Easy-to-drain stepping motor

Technical Field

The utility model relates to the technical field of motors, concretely relates to easy drainage step motor.

Background

The stepping motor for transmission is generally directly exposed and fixed on parts in the air conditioner, the surface layer of the motor is not provided with any waterproof device, the output shaft of the motor is only sealed by lubricating grease, the air conditioner can often produce condensed water when working, the condensed water is easy to drip on the motor to damage the motor, the normal work of the stepping motor is easy to be influenced, and even some potential safety hazards are caused.

In some existing technical schemes, the water resistance of the stepping motor is realized by further improving the sealing performance of the stepping motor; the sealing material does not effectively discharge condensed water, so that the sealing material is soaked in water for a long time, the sealing performance is gradually reduced along with the time, and the fault occurrence rate is gradually increased.

Disclosure of Invention

The utility model aims to solve the technical problem that an easy drainage step motor is provided to solve the problem of proposing among the above-mentioned background art.

The utility model discloses a realize through following technical scheme: an easy-drainage stepping motor comprises a motor and a protection tube sleeved outside the motor, wherein two ends of the protection tube are both horn-shaped and inwards bent, shaft holes are formed in the centers of the two ends of the protection tube, a rotating shaft of the motor extends to the outside along the left shaft hole, a fixing rod is arranged in the shaft hole on the right side, one end of the fixing rod is provided with a fixing plate, the fixing plate is fixed at the tail part of the motor through a bolt, a supporting plate is arranged at the other end of the fixing rod, one end of the supporting plate extends to the lower end of the protection tube, a fixing ring is arranged on the rotating shaft of the motor, more than one first screw hole is formed in the outer circumferential surface of the fixing ring, a second screw hole is formed in the outer circumferential surface of the, and is connected with the first screw hole thread, installs the bearing on the dead lever, installs more than one bracing piece between the internal face of bearing and protection tube.

As preferred technical scheme, the supporting seat more than one is installed on the surface of the horizontal one end of backup pad, and the surface of supporting seat all is the arc structure setting, is equipped with more than one ball groove on the arcwall face of supporting seat, and equal movable mounting has the ball in the ball groove, and the ball is partly all extends to the external world along the opening of ball groove to contact with the outer wall of protection tube.

As the preferred technical scheme, more than one fan blade is arranged in the bell mouths at the two ends of the protection tube, and the fan blades are not in contact with the rotating shaft or the fixed rod.

As the preferred technical scheme, the bending part of the supporting plate is provided with a reinforcing block, and the surface of one transverse end of the supporting plate is provided with more than one fixing hole penetrating through the supporting plate.

The utility model has the advantages that: the utility model discloses simple structure can effectually cover the motor through the protection tube, has avoided the direct contact motor of outside liquid, and the motor can drive the protection tube after starting and rotate for liquid is thrown away in the direct quilt behind the contact protection tube, has avoided long-time keeping, and can effectually will be along the dead lever or the outside blow-off of liquid that the axostylus axostyle contacted the motor through the flabellum, further increase security.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial cross-sectional view taken at a-a in fig. 1.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

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

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, the easy-to-drain stepping motor of the present invention comprises a motor 1 and a protection tube 2 covering the motor 1, wherein both ends of the protection tube 2 are both flared and inwardly bent, a shaft hole 16 is formed at the center of both ends of the protection tube 2, a rotating shaft of the motor 1 extends to the outside along the left shaft hole 16, a fixing rod 12 is disposed in the shaft hole on the right side, one end of the fixing rod 12 is provided with a fixing plate fixed to the tail of the motor 1 by a bolt, the other end of the fixing rod 12 is provided with a supporting plate 8, one end of the supporting plate 8 extends to the lower end of the protection tube 2, a fixing ring 5 is mounted on the rotating shaft of the motor 1, more than one first screw hole 4 is disposed on the outer circumferential surface of the fixing ring 5, a second screw hole is disposed on the outer circumferential surface of the protection tube 2, a screw rod 3 is connected, and is connected with the first screw hole 4 by screw thread, a bearing 13 is installed on the fixed rod 12, and more than one supporting rod 14 is installed between the bearing 13 and the inner wall surface of the protection tube 2.

In this embodiment, the supporting seat 15 of more than one is installed on the surface of the horizontal one end of backup pad 8, and the surface of supporting seat 15 all is the arc structure setting, is equipped with more than one ball groove on the arcwall face of supporting seat 15, and equal movable mounting has ball 9 in the ball groove, and ball 9 partly all extends to the external world along the opening of ball groove to touch with the outer wall of protection tube 2 mutually.

In this embodiment, the flabellum 6 more than one piece is installed to the horn mouth internally mounted at both ends of protection tube 2, and all contactless between flabellum 6 and pivot or dead lever 12 has avoided hitting pivot or dead lever when rotatory.

In this embodiment, the reinforcing block is installed at the bent portion of the supporting plate 8, more than one fixing hole penetrating through the supporting plate is formed in the surface of the transverse end of the supporting plate 8, and a screw can penetrate through the fixing hole to lock and fix the supporting plate on the device or the fixing seat.

After the motor starts, can drive solid fixed ring, gu fixed ring's rotation has driven the screw rod, the rotation of screw rod has driven the protection tube, the rotation of protection tube has driven the flabellum, because the outside of motor is equipped with the protection tube, make the unable direct contact motor of liquid, and can be with the direct swing away of liquid through rotatory protection tube, long-time stop on the protection tube has been avoided, wherein, the wind distribution that produces when the flabellum is rotatory is towards the shaft hole, make the liquid along pivot or dead lever contact motor can be blown away by the wind of outside blowing, the motor has been avoided contacting, further increase security.

Wherein, the horn mouths through the protection tube both ends can be effectual will make liquid keep away from the both ends of motor.

Wherein, protection tube and flabellum all can drive the air current after rotating, increase the outside gas flow of motor, have increased the heat dissipation to the motor.

Wherein, when the protection tube is not required to rotate, the screw rod is screwed out from the first screw hole, so that the protection tube is separated from the rotating shaft of the motor, and the protection tube cannot be driven by the starting of the motor.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides an easy drainage step motor which characterized in that: the motor protection device comprises a motor (1) and a protection tube (2) sleeved outside the motor (1), wherein two ends of the protection tube (2) are both horn-shaped inward bends, shaft holes (16) are formed in the center of two ends of the protection tube (2), a rotating shaft of the motor (1) extends to the outside along the left shaft hole (16), a fixing rod (12) is arranged in the shaft hole on the right side, one end of the fixing rod (12) is provided with a fixing plate, the fixing plate is fixed at the tail part of the motor (1) through a bolt, the other end of the fixing rod (12) is provided with a supporting plate (8), one end of the supporting plate (8) extends to the lower end of the protection tube (2), a fixing ring (5) is arranged on the rotating shaft of the motor (1), more than one first screw hole (4) is arranged on the outer ring surface of the fixing ring (5), a second screw hole is, one end of the screw rod (3) is inserted into the corresponding first screw hole (4) and is in threaded connection with the first screw hole (4), a bearing (13) is mounted on the fixing rod (12), and more than one supporting rod (14) is mounted between the bearing (13) and the inner wall surface of the protection tube (2).

2. The easy-to-drain stepping motor according to claim 1, wherein: the supporting seat (15) of installing more than one on the surface of the horizontal one end of backup pad (8), the surface of supporting seat (15) all is the arc structure setting, is equipped with the ball groove more than one on the arcwall face of supporting seat (15), and equal movable mounting has ball (9) in the ball groove, and ball (9) partly all extends to the external world along the opening of ball groove to touch mutually with the outer wall of protection tube (2).

3. The easy-to-drain stepping motor according to claim 1, wherein: more than one fan blade (6) is arranged in the horn mouths at the two ends of the protection tube (2), and the fan blades (6) are not in contact with the rotating shaft or the fixed rod (12).

4. The easy-to-drain stepping motor according to claim 1, wherein: the bending part of the supporting plate (8) is provided with a reinforcing block, and the surface of one transverse end of the supporting plate (8) is provided with more than one fixing hole penetrating through the supporting plate.