CN219181273U - Fixing structure of motor - Google Patents

Abstract

The utility model discloses a fixing structure of a motor, which comprises a fixing plate, wherein a rotor of the motor extends out from the front end of the motor and penetrates through the fixing plate, at least two fixing holes for connecting with the front end of the motor are formed in the fixing plate, a clamping structure is further arranged between the fixing plate and the front end of the motor, the fixing holes and the clamping structure are circumferentially distributed at intervals by taking the rotor as a center, the motor is clamped with the fixing plate through a clamping structure, and then the fixing plate is fixedly connected with the motor through threaded fastening pieces and the fixing holes.

Description

Fixing structure of motor

Technical Field

The utility model relates to the technical field of motor equipment, in particular to a fixing structure of a motor.

Background

The prior motor needs to be connected with the fixed plate through a screw to ensure the connection strength of the motor and the fixed plate, and if not, the motor has the falling risk. For example, patent publication CN1693773a discloses a fan motor fixing structure of an integrated air conditioner, in which a motor is fixed to a fan motor fixing rib by a plurality of connection screws, but when the motor needs to be overhauled, a large number of connection screws need to be unscrewed, and the operation is complicated. In view of this, the present utility model has been made to address the above-described problems, and further improves the fixing structure of the motor.

Disclosure of Invention

The utility model mainly aims to provide a fixing structure of a motor, which is connected with the motor only through two threaded connectors and is provided with a buckle structure, so that the connection strength of the motor and a fixing plate is improved.

The utility model provides a fixing structure of a motor, which comprises a fixing plate, wherein a rotor of the motor extends out of the front end of the motor and penetrates through the fixing plate, the fixing plate is provided with at least two fixing holes for being connected with the front end of the motor, a clamping structure is further arranged between the fixing plate and the front end of the motor, and the fixing holes and the clamping structure are circumferentially distributed at intervals by taking the rotor as a center.

Preferably, the motor comprises a shell, a stator and a rotor, wherein the stator and the rotor are installed in the shell, an output shaft of the rotor penetrates out of the shell, and a fixing screw hole corresponding to the fixing hole is formed in the shell.

Preferably, the fixing hole is a countersunk hole.

Preferably, the fastening structure comprises at least two fastening hooks arranged on the fixing plate and fastening holes arranged at the front end of the shell, and the fastening hooks are matched with the fastening holes, so that the fixing plate is fastened with the motor.

Preferably, the hook comprises a rod portion, a first hook portion and a second hook portion, wherein the first hook portion and the second hook portion are arranged on the rod portion, the first hook portion is located at the rear end of the rod portion, the rod portion stretches into the clamping hole, the first hook portion stretches out of the clamping hole and then is buckled on the inner side of the shell, and the second hook portion abuts against the outer side of the shell.

Preferably, the fixing structure further comprises a fixing shell detachably connected with the fixing plate, and the fixing shell is provided with a containing cavity for placing the motor.

Preferably, the edge of the fixing plate is provided with a circle of surrounding surface matched with the outer wall of the fixing shell, the surrounding surface and the fixing plate form a connecting groove, and the front end of the fixing shell is arranged in the connecting groove and is clamped with the fixing plate.

Preferably, the fixing plate is provided with a grid structure.

Preferably, the fixing structure further comprises a handle provided on the fixing plate or the fixing case.

The motor is assembled in the following way: firstly, the shell is clamped with the fixing plate through the clamping structure, and then one end of the threaded fastening piece penetrates through the fixing hole and is in threaded connection with the fixing screw hole, and the countersunk head of the threaded fastening piece is arranged in the fixing hole; and then the motor is arranged in the fixed shell, and finally the fixed shell is clamped with the fixed plate.

The beneficial effects of the utility model are as follows:

1. compared with the existing motor fixing structure, the utility model reduces the number of screw fasteners required by connection, and the other structures are all clamped, so that the motor fixing structure is simple in assembly and disassembly operation and convenient for motor maintenance.

2. The utility model can be applied to the fan to improve the assembly efficiency of the fan, thereby improving the production efficiency.

Drawings

FIG. 1 is a schematic diagram of connection between a fixed structure and a motor according to an embodiment of the utility model;

FIG. 2 is an exploded schematic view of a stationary structure of an electric motor according to an embodiment of the utility model;

fig. 3 is a schematic structural view of a fixing plate according to an embodiment of the utility model.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals identify like or similar elements or elements having like or similar functionality throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships as described based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, terms such as "mounted," "connected," "secured," and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed therewith; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless explicitly specified and limited otherwise, a first feature "up" or "down" on a second feature may be a direct contact between the first feature and the second feature, or an indirect contact between the first feature and the second feature through an intermediary, and further, a first feature "above", "above" and "over" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Referring to fig. 1-3, an embodiment of a stationary structure of an electric machine of the present utility model is shown:

the utility model provides a fixed knot of motor constructs, includes fixed plate 1, and the rotor 21 of motor 2 stretches out from the front end of motor 2 to run through fixed plate 1, fixed plate 1 is equipped with two at least fixed orifices 11 that are used for being connected with the front end of motor 2, still is equipped with buckle structure between fixed plate 1 and the front end of motor 2, and fixed orifice 11 and buckle structure all use rotor 21 as central circumference interval distribution.

As shown in fig. 2, the motor 2 includes a housing 22, a stator and a rotor 21 mounted in the housing 22, an output shaft of the rotor 21 penetrates out of the housing 22, and a fixing screw hole 221 corresponding to the fixing hole 11 is provided in the housing 22. The fixing hole 11 is a countersunk hole.

Specifically, the fastening structure includes four hooks 12 disposed on the fixing plate 1, and a fastening hole 222 disposed at the front end of the housing 22, where the hooks 12 are matched with the fastening hole 222, so that the fixing plate 1 is fastened with the motor 2.

As shown in fig. 3, the hook 12 includes a rod portion, a first hook portion 121 and a second hook portion 122 disposed on the rod portion, the first hook portion 121 is located at a rear end of the rod portion, the rod portion extends into the fastening hole 222, the first hook portion 121 extends out of the fastening hole 222 and then is fastened to an inner side of the housing 22, and the second hook portion 122 abuts against an outer side of the housing 22, so as to prevent the hook 12 from being separated from the fastening hole 222.

As shown in fig. 1 and 2, the fixing structure further includes a fixing case 3, the fixing case 3 is provided with a receiving chamber for receiving the motor 2, and the fixing plate 1 is covered on an opening of the fixing case 3. The edge of the fixed plate 1 is provided with a circle of surrounding surface 13 which is matched with the outer wall of the fixed shell 3, and the surrounding surface 13 and the fixed plate 1 form a connecting groove. The fixed shell 3 is provided with a plurality of second clamping hooks 31 around the opening of the fixed shell, the fixed plate 1 is provided with second clamping holes 14 matched with the second clamping hooks 31, the front end of the fixed shell 3 is arranged in the connecting groove, the second clamping hooks 31 extend into the second clamping holes 14 and then extend out of the second clamping holes 14 to be buckled at the front end of the fixed plate 1, so that the fixed plate 1 is clamped with the fixed shell 3. Compared with the fixing plate 1 and the fixing shell 3 which are connected relatively, the front end of the fixing shell 3 is clamped in the connecting groove, the surrounding surface 13 is wrapped at the front end of the fixing shell 3, the surrounding surface 13 plays a supporting role on the front end of the fixing shell 3, and the connecting strength of the fixing plate 1 and the fixing shell 3 is improved.

In order to improve the heat dissipation effect of the fixing structure, the fixing plate 1 is provided with a grid structure 15 opposite to the motor 2, and the fixing shell 3 is provided with heat dissipation holes 32. The outer side of the fixing plate 1 is provided with a handle 16 integrally formed therewith.

The motor 2 is assembled in the following manner: firstly, the shell 22 is clamped with the fixed plate 1 through a clamping structure, and then one end of a threaded fastening piece penetrates through the fixed hole 11 and is in threaded connection with the fixed screw hole 221, and the countersunk head of the threaded fastening piece is arranged in the fixed hole 11; and then the motor 2 is arranged in the fixed shell 3, and finally the fixed shell 3 is clamped with the fixed plate 1.

Compared with the existing motor fixing structure, the embodiment of the utility model reduces the number of screw fasteners required for connection, and other structures are all clamped, so that the operation of simplifying and disassembling is simplified, and the motor 2 is convenient to overhaul. The embodiment of the utility model is applied to the fan, so that the assembly efficiency of the fan can be improved, and the production efficiency is improved.

In the description of the present specification, reference to descriptions as pertaining to "one embodiment," "some embodiments," "examples," "particular examples," or "some examples" and the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and further, different embodiments or examples, and features of different embodiments or examples, described in this specification may be combined and combined by those skilled in the art without contradiction to each other.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.

Claims (7)

1. The utility model provides a fixed knot of motor constructs, its characterized in that includes the fixed plate, the rotor of motor follow the front end of motor stretches out, and runs through the fixed plate, the fixed plate be equipped with two at least be used for with the fixed orifices that the motor front end is connected, the fixed plate with still be equipped with buckle structure between the motor front end, the fixed orifices with buckle structure is all used the rotor is central circumference interval distribution.

2. The fixing structure of the motor according to claim 1, wherein the motor includes a housing, a stator installed in the housing, and the rotor, an output shaft of the rotor penetrates out of the housing, and fixing screw holes corresponding to the fixing holes are formed in the housing.

3. A fixing structure of an electric motor according to claim 1 or 2, characterized in that the fixing hole is a countersunk hole.

4. The motor fixing structure according to claim 2, wherein the fastening structure comprises at least two hooks arranged on the fixing plate and a fastening hole arranged at the front end of the housing, and the hooks are matched with the fastening hole, so that the fixing plate is fastened with the motor.

5. The motor fixing structure according to claim 4, wherein the hook comprises a rod portion, a first hook portion and a second hook portion, the first hook portion is arranged on the rod portion, the first hook portion is located at the rear end of the rod portion, the rod portion stretches into the clamping hole, the first hook portion stretches out of the clamping hole and then is buckled on the inner side of the shell, and the second hook portion abuts against the outer side of the shell.

6. The fixing structure of the motor of claim 1, further comprising a fixing case detachably connected to the fixing plate, the fixing case being provided with a receiving cavity for receiving the motor.

7. The motor fixing structure according to claim 6, wherein a circle of surrounding surface matched with the outer wall of the fixing shell is arranged at the edge of the fixing plate, the surrounding surface and the fixing plate form a connecting groove, and the front end of the fixing shell is arranged in the connecting groove and is clamped with the fixing plate.

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