CN218352308U - Special inverter motor of waterproof dustproof poultry fan - Google Patents

Abstract

A special variable frequency motor for a waterproof and dustproof livestock fan comprises a motor shell, a front end cover and a rear end cover, wherein sealing assemblies are arranged between the motor shell and the front end cover as well as between the motor shell and the rear end cover; wherein, seal assembly includes outer sealing washer, O type circle, plastics support ring and general stopper, motor casing, front end housing, rear end cap, outer sealing washer and O type circle's cross-section is circular, the diameter of outer sealing washer is greater than the diameter of O type circle, outer sealing washer and O type circle set up between motor casing and front end housing, between motor casing and the rear end cap, the plastics support ring sets up in O type circle, general stopper setting is in the plastics support ring. The utility model discloses a special inverter motor of waterproof dustproof poultry fan has improved the seal structure between motor casing and front end housing and the rear end cap, and seal assembly plays waterproof dustproof effect, effectively prevents water or dust and then in the casing, has strengthened the waterproof dustproof performance of motor.

Description

Special inverter motor of waterproof dustproof poultry fan

Technical Field

The utility model belongs to the technical field of inverter motor, specifically, relate to a special inverter motor of waterproof dustproof poultry fan.

Background

With the continuous development of modern technology, the livestock breeding technology is also continuously improved. Most of the existing livestock breeding plants adopt the livestock fan to ventilate the livestock shed, and because the environment of the livestock breeding plants is severe, dust or water vapor can be generated frequently to enter the inside of the motor.

At present, in order to prevent dust or water from infiltrating into the motor and affecting the operation of the motor, people generally use a rubber gasket as a sealing waterproof and dustproof structure. For example, the Chinese patent publication No. CN207442585U discloses a dustproof and waterproof type super-efficient motor. The utility model discloses a through the junction of rubber circle sealed motor casing and front and back both ends cover, reach and prevent that moisture and dust from getting into the inside purpose of motor.

However, after the rubber gasket is used for a long time, especially in an environment with large wind and dust or more rainwater, dust or water may enter the motor, so that the service life of the motor is influenced, and potential safety hazards are caused. Accordingly, motor manufacturers are constantly improving the art of how to form a good seal between the motor housing and the end cap.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a special inverter motor of waterproof dustproof poultry fan has solved the motor and when the environment of the environment abominable, air humidity, easy contact moisture uses, causes the sealing washer inefficacy easily, lets inside moisture gets into the motor, reduces motor life's problem.

The technical scheme is as follows: the utility model provides a special variable frequency motor for a waterproof and dustproof livestock fan, which comprises a motor shell, a front end cover and a rear end cover, wherein the front end cover and the rear end cover are respectively covered at two ends of the motor shell in the axis direction, and sealing components are respectively arranged between the motor shell and the front end cover as well as between the motor shell and the rear end cover; wherein, seal assembly includes outer sealing washer, O type circle, plastics support ring and general stopper, motor casing, front end housing, rear end cap, outer sealing washer and O type circle's cross-section is circular, the diameter of outer sealing washer is greater than the diameter of O type circle, outer sealing washer and O type circle set up between motor casing and front end housing, between motor casing and the rear end cap, the plastics support ring sets up in O type circle, general stopper setting is in the plastics support ring. The utility model discloses a special inverter motor of waterproof dustproof poultry fan has improved the seal structure between motor casing and front end housing and the rear end cap, and seal assembly plays waterproof dustproof effect, effectively prevents water or dust and then in the casing, has strengthened the waterproof dustproof performance of motor.

Further, foretell special inverter motor of waterproof dustproof poultry fan, outer sealing washer includes the arc gasket that closure portion, connection piece, C type sealing washer and two symmetries set up, front end housing and rear end cap all are equipped with first T type recess on being close to motor casing's the terminal surface, closure portion and connection piece are connected to the holistic cross-section of closure portion and connection piece is the T type, closure portion and connection piece set up in first T type recess, and the connection piece is kept away from the one end of closure portion and is extended first T type recess, the end connection that first T type recess was stretched out to C type sealing washer and connection piece, the arc gasket that two symmetries set up all sets up on C type sealing washer, the arc gasket that two symmetries set up is "eight" font setting, the arc gasket that C type sealing washer and two symmetries set up contacts with motor casing. The unique outer sealing ring that sets up is connected through closure portion and front end housing and rear end cap, and is fixed with the hookup location between outer sealing ring and the end cover, and after end cover and motor casing assembly, the arc gasket that C type sealing ring and two symmetries set up is compressed tightly between end cover and motor casing, plays good sealed effect.

Furthermore, foretell special inverter motor of waterproof dustproof poultry fan, be equipped with the cavity in the C type sealing washer, the cross-section of cavity is the D type to the crooked direction of cavity is the same with the crooked direction of C type sealing washer. The cavity that sets up is vacuum state, has not only reduced the weight of C type sealing washer part, can play good shape effect of preapring for an unfavorable turn of events simultaneously.

Furthermore, the section of the locking part of the special variable frequency motor for the waterproof and dustproof livestock fan is conical. The locking part can be conveniently inserted into the first T-shaped groove by the conical arrangement.

Further, foretell special inverter motor of waterproof dustproof poultry fan, be equipped with first U type recess on the outer circumference of O type circle, the plastics support ring sets up in first U type recess. The first U-shaped groove provides a mounting space for the plastic support ring.

Further, foretell special inverter motor of waterproof dustproof poultry fan, be equipped with second U type recess on the outer circumference of plastics support ring, fill up the setting in second U type recess floodly, the opening direction of second U type recess is the same with the opening direction of first U type recess. The second U type recess that sets up provides the space of placing of general stopper, simultaneously through setting up second U type recess, forms lamellar structure on the both ends face of plastics support ring, and lamellar structure and the laminating of O type circle play the effect of support.

Further, foretell special inverter motor of waterproof dustproof poultry fan, general stopper includes non-metal seal circle and O type spring coil, non-metal seal circle sets up in second U type recess, O type spring coil sets up in non-metal seal circle. The O-shaped spring ring has good deformation-preventing performance, and the arranged non-metal sealing ring can be made of a high polymer rubber material and has certain sealing performance.

Further, foretell special inverter motor of waterproof dustproof poultry fan, be equipped with third U type recess on the non-metal seal circle, the opening direction of third U type recess is opposite with the opening direction of second U type recess, O type spring ring sets up in third U type recess.

Further, foretell special inverter motor of waterproof dustproof poultry fan, all be equipped with a plurality of T type convex parts on two outside relative faces of O type circle, form second T type recess between the T type convex part, be equipped with T font sealing connection portion in the second T type recess, T font sealing connection portion is connected with seal gasket, seal gasket contacts with motor casing's terminal surface. The T-shaped sealing connecting part is arranged outside the O-shaped ring, so that the auxiliary sealing effect is achieved.

Further, foretell special inverter motor of waterproof dustproof poultry fan, all be equipped with the annular groove on front end housing and the terminal surface that the rear end cap is close to motor casing, O type circle sets up in the annular groove. The annular groove provides a mounting space for the O-ring.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: waterproof dustproof special inverter motor of poultry fan, sealed effect in outer sealing washer and the O type circle through setting up forms two to the outer sealing washer of setting can carry out good sealing between motor casing and end cover, the support ring that sets up in O type circle is used for carrying out the support of O type circle, plays the effect of preapring for an unfavorable turn of events shape, the general stopper of setting cooperates the outside T font sealing connection portion of O type circle to form the sealed effect of labyrinth, further plays sealed effect.

Drawings

Fig. 1 is a schematic structural view of the special variable frequency motor for the waterproof and dustproof livestock fan of the utility model;

fig. 2 is a schematic structural view of the sealing assembly of the present invention;

fig. 3 is a schematic structural view of the O-ring of the present invention;

fig. 4 is a schematic structural view of the outer seal ring of the present invention;

fig. 5 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: the motor shell 1, the front end cover 2, the first T-shaped groove 21, the annular groove 22, the rear end cover 3, the sealing assembly 4, the outer layer sealing ring 41, the locking part 411, the connecting piece 412, the C-shaped sealing ring 413, the arc-shaped sealing piece 414, the cavity 415, the O-shaped ring 42, the first U-shaped groove 421, the plastic supporting ring 43, the second U-shaped groove 431, the flooding plug 44, the non-metal sealing ring 441, the O-shaped spring ring 442, the third U-shaped groove 443, the T-shaped convex part 444, the second T-shaped groove 445, the T-shaped sealing connecting part 446 and the sealing gasket 447.

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 and intended to be used for 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", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

As shown in fig. 1, the special variable frequency motor for the waterproof and dustproof livestock fan comprises a motor shell 1, a front end cover 2 and a rear end cover 3, wherein the front end cover 2 and the rear end cover 3 are respectively covered at two ends of the motor shell 1 in the axis direction, and a sealing assembly 4 is arranged between the motor shell 1 and the front end cover 2 as well as between the motor shell 3 and the rear end cover 3. Between motor casing 1 and front end housing 2, all set up dual seal assembly 4 between motor casing 1 and the rear end housing 3 respectively, form double seal's effect, improved front end housing 2 and rear end housing 3 and motor casing 1's leakproofness.

The seal assembly 4 shown in fig. 2 and 3 includes an outer seal ring 41, an O-ring 42, a plastic support ring 43, and a universal plug 44, the motor housing 1, the front end cover 2, the rear end cover 3, the outer seal ring 41, and the O-ring 42 are all circular in cross section, the diameter of the outer seal ring 41 is larger than that of the O-ring 42, the outer seal ring 41 and the O-ring 42 are disposed between the motor housing 1 and the front end cover 2, and between the motor housing 1 and the rear end cover 3, the plastic support ring 43 is disposed in the O-ring 42, and the universal plug 44 is disposed in the plastic support ring 43. The front end cover 2 and the rear end cover 3 are provided with annular grooves 22 on the end surfaces close to the motor shell 1, and the O-shaped rings 42 are arranged in the annular grooves 22. Outer sealing washer 41 is located O type ring 42's skin, plays the sealed effect of first order, and O type ring 42 forms the second grade and seals to it can prevent that O type ring 42 from warping under long-term extrusion to be equipped with plastics support ring 43 in O type ring 42, and the general stopper 44 that sets up has improved O type ring 42's leakproofness.

The outer-layer sealing ring 41 shown in fig. 4 includes a locking portion 411, a connecting piece 412, a C-shaped sealing ring 413, and two symmetrically arranged arc-shaped sealing pieces 414, where the end surfaces of the front end cover 2 and the rear end cover 3 close to the motor housing 1 are both provided with a first T-shaped groove 21, the locking portion 411 is connected with the connecting piece 412, the cross section of the whole of the locking portion 411 and the connecting piece 412 is T-shaped, the locking portion 411 and the connecting piece 412 are arranged in the first T-shaped groove 21, and one end of the connecting piece 412 far away from the locking portion 411 extends out of the first T-shaped groove 21, the C-shaped sealing ring 413 is connected with the end of the connecting piece 412 extending out of the first T-shaped groove 21, the two symmetrically arranged arc-shaped sealing pieces 414 are both arranged on the C-shaped sealing ring 413, the two symmetrically arranged arc-shaped sealing pieces 414 are arranged in an "eight" shape ", and the C-shaped sealing ring 413 and the two symmetrically arranged arc-shaped sealing pieces 414 are in contact with the motor housing 1. A cavity 415 is formed in the C-shaped sealing ring 413, the cross section of the cavity 415 is D-shaped, and the bending direction of the cavity 415 is the same as that of the C-shaped sealing ring 413. The cross section of the locking portion 411 is tapered. A step is formed between the locking portion 411 and the connecting piece 412, the step is clamped at the step position of the inner wall of the first T-shaped groove 21, so that the locking portion 411 is clamped in the first T-shaped groove 21, the locking portion 411 and the connecting piece 412 can be made of elastic materials, and in the installation process, the locking portion 411 and the connecting piece 412 are pressed to clamp the locking portion 411 and the connecting piece 412 in the first T-shaped groove 21.

The O-ring 42 shown in fig. 5 is provided with a first U-shaped groove 421 on the outer circumference, and the plastic support ring 43 is disposed in the first U-shaped groove 421. The outer circumference of the plastic support ring 43 is provided with a second U-shaped groove 431, the flooding plug 44 is arranged in the second U-shaped groove 431, and the opening direction of the second U-shaped groove 431 is the same as that of the first U-shaped groove 421.

In the above structure, the flooding plug 44 includes the non-metal sealing ring 441 and the O-ring 442, the non-metal sealing ring 441 is disposed in the second U-shaped groove 431, and the O-ring 442 is disposed in the non-metal sealing ring 441. The non-metal sealing ring 441 is provided with a third U-shaped groove 443, the opening direction of the third U-shaped groove 443 is opposite to the opening direction of the second U-shaped groove 431, and the O-ring 442 is disposed in the third U-shaped groove 443. The nonmetal sealing ring 441 is provided with two symmetrically arranged sealing lips, the sealing lips are located at the position of the third U-shaped groove 443, the two symmetrically arranged sealing lips are arranged in a bracket shape, and the O-shaped spring ring 442 is arranged between the two symmetrically arranged sealing lips.

In addition, a plurality of T-shaped protrusions 444 are arranged on two opposite outer surfaces of the O-ring 42, a second T-shaped groove 445 is formed between the T-shaped protrusions 444, a T-shaped sealing connection portion 446 is arranged in the second T-shaped groove 445, a sealing gasket 447 is connected to the T-shaped sealing connection portion 446, and the sealing gasket 447 is in contact with an end surface of the motor housing 1.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a special inverter motor of waterproof dustproof poultry fan which characterized in that: the motor comprises a motor shell (1), a front end cover (2) and a rear end cover (3), wherein the front end cover (2) and the rear end cover (3) are respectively covered at two ends of the motor shell (1) in the axial direction, and sealing assemblies (4) are respectively arranged between the motor shell (1) and the front end cover (2) and between the motor shell and the rear end cover (3);

wherein, seal assembly (4) include outer sealing washer (41), O type circle (42), plastics support ring (43) and general stopper (44), the cross-section of motor casing (1), front end housing (2), rear end housing (3), outer sealing washer (41) and O type circle (42) is circular, the diameter of outer sealing washer (41) is greater than the diameter of O type circle (42), outer sealing washer (41) and O type circle (42) set up between motor casing (1) and front end housing (2), between motor casing (1) and rear end housing (3), plastics support ring (43) set up in O type circle (42), general stopper (44) set up in plastics support ring (43).

2. The special inverter motor of waterproof dustproof poultry fan of claim 1, characterized in that: the outer layer sealing ring (41) comprises a locking portion (411), a connecting piece (412), a C-shaped sealing ring (413) and two arc sealing pieces (414) which are symmetrically arranged, wherein a first T-shaped groove (21) is formed in the end face, close to the motor shell (1), of the front end cover (2) and the rear end cover (3), the locking portion (411) is connected with the connecting piece (412), the cross section of the whole of the locking portion (411) and the connecting piece (412) is T-shaped, the locking portion (411) and the connecting piece (412) are arranged in the first T-shaped groove (21), one end, far away from the locking portion (411), of the connecting piece (412) extends out the first T-shaped groove (21), the C-shaped sealing ring (413) and the end portion, extending out of the first T-shaped groove (21), of the two arc sealing pieces (414) which are symmetrically arranged are arranged on the C-shaped sealing ring (413), the two arc sealing pieces (414) which are symmetrically arranged are in an ' eight ' shape ', and the C-shaped sealing ring (413) and the two arc sealing pieces (414) which are symmetrically arranged are in contact with the motor shell (1).

3. The special inverter motor of waterproof dustproof poultry fan of claim 2, characterized in that: a cavity (415) is arranged in the C-shaped sealing ring (413), the section of the cavity (415) is D-shaped, and the bending direction of the cavity (415) is the same as that of the C-shaped sealing ring (413).

4. The special inverter motor of waterproof dustproof poultry fan of claim 3, characterized in that: the cross section of the locking part (411) is conical.

5. The special inverter motor of waterproof dustproof poultry fan of claim 1, characterized in that: a first U-shaped groove (421) is formed in the outer circumference of the O-shaped ring (42), and the plastic support ring (43) is arranged in the first U-shaped groove (421).

6. The special inverter motor of waterproof dustproof poultry fan of claim 5, characterized in that: a second U-shaped groove (431) is arranged on the outer circumference of the plastic support ring (43), the flooding plug (44) is arranged in the second U-shaped groove (431), and the opening direction of the second U-shaped groove (431) is the same as that of the first U-shaped groove (421).

7. The special inverter motor of waterproof dustproof poultry fan of claim 5, characterized in that: the flooding plug (44) comprises a non-metal sealing ring (441) and an O-shaped spring ring (442), the non-metal sealing ring (441) is arranged in the second U-shaped groove (431), and the O-shaped spring ring (442) is arranged in the non-metal sealing ring (441).

8. The special inverter motor of waterproof dustproof poultry fan of claim 7, characterized in that: the nonmetal sealing ring (441) is provided with a third U-shaped groove (443), the opening direction of the third U-shaped groove (443) is opposite to the opening direction of the second U-shaped groove (431), and the O-shaped spring ring (442) is arranged in the third U-shaped groove (443).

9. The special inverter motor of waterproof dustproof poultry fan of claim 8, characterized in that: a plurality of T-shaped convex parts (444) are arranged on two opposite surfaces outside the O-shaped ring (42), a second T-shaped groove (445) is formed between the T-shaped convex parts (444), a T-shaped sealing connecting part (446) is arranged in the second T-shaped groove (445), the T-shaped sealing connecting part (446) is connected with a sealing gasket (447), and the sealing gasket (447) is in contact with the end surface of the motor shell (1).

10. The special inverter motor of waterproof dustproof poultry fan of claim 8, characterized in that: the motor shell is characterized in that annular grooves (22) are formed in the end faces, close to the motor shell (1), of the front end cover (2) and the rear end cover (3), and O-shaped rings (42) are arranged in the annular grooves (22).

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