CN214674634U - Mounting panel for motor and direct-current outer rotor motor using same - Google Patents

Abstract

The utility model discloses an installation panel for motor and use direct current external rotor electric machine of this installation panel, it relates to the motor field, and its side is provided with the installation foot, seted up the side opening on the lateral wall of installation panel, the installation foot is equipped with telescopic machanism, the installation foot passes through telescopic machanism and is connected with the installation panel is scalable, and the installation foot that the installation panel side set up can make the installation panel be suitable for a product at least, and the side opening that sets up on the installation panel lateral wall can make the installation panel be suitable for a product at least; the installation foot can stretch out or retract into wherein in following the installation panel through telescopic machanism, through the flexible of installation foot, the installation panel can be applicable to two types of products at least to save the cost of die sinking.

Description

Mounting panel for motor and direct-current outer rotor motor using same

Technical Field

The utility model relates to a motor field, concretely relates to a direct current external rotor electric machine that is used for installation panel of motor and uses this installation panel.

Background

The direct-current outer rotor motor is one of essential parts of various electromechanical products, and is widely applied to household appliances such as exhaust equipment, air conditioning units, air purification systems, bath heaters, fans, heaters, dehumidifiers and the like.

Most of the existing direct-current external rotor motors are provided with mounting feet according to the corresponding products as described in the patent document of Chinese patent publication No. CN 105449900B; after the installation foot is arranged, the overall shape of the motor is shaped, and therefore the motor cannot be compatible with other types of products.

The novel mould has the defects that a style for installing the panel is required to be designed for one product, and the mould opening cost is increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a can be compatible in style product more than two kinds, save die sinking cost's installation panel and use this installation panel's direct current external rotor electric machine.

In order to realize the above purpose, the utility model discloses the technical scheme who adopts is: the utility model provides an installation panel for motor, its side is provided with the installation foot, the side opening has been seted up on the lateral wall of installation panel, the installation foot is equipped with telescopic machanism, the installation foot passes through telescopic machanism and installation panel scalable connection.

By adopting the technical scheme, the installation legs arranged on the side surfaces of the installation panels can enable the installation panels to be suitable for at least one product, and the side holes formed in the side walls of the installation panels can enable the installation panels to be suitable for at least one product; the installation foot can stretch out or retract into wherein in following the installation panel through telescopic machanism, through the flexible of installation foot, the installation panel can be applicable to two types of products at least to save the cost of die sinking.

Preferably, telescopic machanism comprises spout and slider, the bottom at the installation panel is seted up to the spout, the slider slides and sets up in the spout, slider one end and installation foot fixed connection, the slider can drive the installation foot and slide.

Through adopting above-mentioned technical scheme, the slider can slide in the spout, and the installation foot is fixed in the one end of slider, and it can realize sliding along the spout along with the slider to reach flexible purpose.

Preferably, the mounting foot is provided with a positioning mechanism, and the positioning mechanism is arranged between the mounting foot and the mounting panel.

Through adopting above-mentioned technical scheme, positioning mechanism can lock the installation foot, makes it unable for the installation panel is flexible.

Preferably, the positioning mechanism comprises a positioning block and an ejection piece, the positioning block is movably embedded in one side of the mounting foot, and the ejection piece is movably embedded in one side of the mounting foot and correspondingly matched with the positioning block.

Through adopting above-mentioned technical scheme, the ejector piece can be with locating piece jack-up, makes it partly expose in the installation foot surface, and the locating piece that exposes installation foot surface can cooperate with the lateral wall of installation panel for the unable withdrawal of installation foot.

Preferably, the mounting foot is provided with a positioning mechanism, the positioning mechanism consists of a gear, sawteeth and a positioning column, the gear is arranged on the side surface of the sliding chute, the sawteeth are fixedly arranged on the side surface of the sliding block, and the gear is correspondingly meshed with the sawteeth; the positioning column is movably arranged at the bottom of the mounting panel and can be matched and locked with the gear.

By adopting the technical scheme, if the gear is locked and can not rotate, the sliding block can not slide along the sliding groove due to the fact that the sawteeth on the side face of the sliding block are meshed with the gear, and therefore the purpose of positioning can be achieved; simultaneously, because the gear has a plurality of tooth's grooves, it all can with the reference column cooperation locking, so no matter how long the installation foot stretches out, as long as the reference column can realize the location with gear cooperation locking to this positioning mechanism can lock and obtain a plurality of styles, the installation panel that a plurality of installation foot length are different promptly.

The direct-current outer rotor motor is composed of a stator component and a rotor component, wherein the rotor component is sleeved on one side of the stator component, any one of the installation panels is arranged on the direct-current outer rotor motor, and the installation panel is arranged on one side of the stator component.

By adopting the technical scheme, the direct-current outer rotor motor can be at least suitable for two products through the extension and retraction of the mounting feet.

Preferably, a shaft positioning structure is arranged between the stator assembly and the rotor assembly.

Through adopting above-mentioned technical scheme, the axiality between stator module and the rotor subassembly can be increased to the axle location structure.

Preferably, the shaft positioning structure is composed of a hemispherical concave structure and a hemispherical convex structure, the hemispherical concave structure is arranged on one side of the stator assembly, the hemispherical convex structure is arranged on one side of the rotor assembly, and the hemispherical concave structure and the hemispherical convex structure are correspondingly matched.

Through adopting above-mentioned technical scheme, stator module and rotor subassembly can reach the purpose that increases the axiality through the cooperation of hemisphere sunk structure and hemisphere protruding structure.

Preferably, the shaft positioning structure is provided with an annular flange, the annular flange is arranged on one side of the stator assembly, and the side wall of the rotor assembly can be matched and abutted against the annular flange.

Through adopting above-mentioned technical scheme, the annular flange cooperation on rotor subassembly and the stator module offsets, can further increase the axiality of stator subassembly and rotor subassembly.

Preferably, the stator assembly is provided with a water drainage groove, and the water drainage groove is formed in the annular flange.

Through adopting above-mentioned technical scheme, the water drainage tank is used for the inboard water discharge of annular flange, avoids the inboard ponding that forms of annular flange.

Compared with the prior art, the utility model has the advantages of: (1) the mounting panel is provided with side holes, and the mounting panel can be compatible with at least two products through the extension and contraction of the mounting feet; (2) the mounting foot is provided with a positioning mechanism which can lock the position of the mounting foot; (3) the positioning mechanism adopts the positioning column to be matched and locked with the gear, so that the installation foot is locked in a plurality of length states; (4) a shaft positioning structure is arranged between a rotor assembly and a stator assembly of the direct current outer rotor motor, and the coaxiality between the rotor assembly and the stator assembly can be increased through the shaft positioning structure; (5) the water drainage groove on the annular flange can drain water on the inner side of the annular flange, so that water accumulation on the inner side of the annular flange is avoided.

Drawings

Fig. 1 is a schematic sectional view of a front view of embodiment 1 of the present invention;

fig. 2 is a schematic cross-sectional view of embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a positioning mechanism according to embodiment 1 of the present invention;

fig. 4 is a schematic front view of a cross section of embodiment 2 of the present invention;

fig. 5 is a schematic structural view of a left-side view state positioning mechanism according to embodiment 2 of the present invention;

fig. 6 is a schematic view of the stator assembly of the present invention;

in the figure: 1. a stator assembly; 11. an annular flange; 12. a water discharge tank; 2. a rotor assembly; 21. a rotating shaft; 22. a hemispherical convex structure; 23. a hemispherical recessed structure; 3. installing a panel; 31. a side hole; 32. mounting a foot; 321. mounting holes; 33. a chute; 34. a slider; 4. a gear; 41. a gear chamber; 42. saw teeth; 43. a positioning column; 431. a pressing part; 432. an elastic member; 433. a baffle plate; 434. a baffle chute; 5. positioning blocks; 51. ejecting the part; 52. a first inclined plane; 53. a second inclined plane.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Example 1

A direct current external rotor motor comprises a stator assembly 1 and a rotor assembly 2, wherein the rotor assembly 2 is sleeved on one side of the stator assembly 1, and a rotating shaft 21 of the rotor assembly penetrates through the stator assembly 1, as shown in figure 1.

A shaft positioning structure is arranged between the stator assembly 1 and the rotor assembly 2; specifically, the shaft positioning structure is composed of a hemispherical concave structure 23 and a hemispherical convex structure 22.

The hemispherical concave structure 23 is opened at one side of the stator assembly 1, as shown in fig. 1, a central point of the hemispherical concave structure 23 coincides with an axis of the rotating shaft 21.

The hemispherical protruding structure 22 is disposed at one side of the rotor assembly 2, as shown in fig. 1, a center point of the hemispherical protruding structure 22 coincides with an axis of the rotating shaft 21.

When the rotor assembly 2 is sleeved on the stator assembly 1, the hemispherical convex structure 22 can be matched and inserted in the hemispherical concave structure 23, and the hemispherical convex structure 22 and the hemispherical concave structure are attached; this has the effect of stabilizing the shaft 21 and increasing the coaxiality between the stator assembly 1 and the rotor assembly 2.

The shaft positioning structure is provided with an annular flange 11, the annular flange 11 is arranged on one side of the mounting panel 3 and surrounds the periphery of the stator assembly 1, and a gap is reserved between the annular flange 11 and the stator assembly 1 for the rotor assembly 2 to insert, as shown in fig. 1 and 6.

When the rotor assembly 2 is sleeved on the stator assembly 1, one side of the rotor assembly, which is in contact with the stator assembly 1, is inserted into a gap between the annular flange 11 and the stator assembly 1 in a matching manner, and the outer side wall of the rotor assembly 2 is attached to the inner side wall of the annular flange 11, so that the coaxiality of the stator assembly 1 and the rotor assembly 2 can be further increased.

The stator assembly 1 is provided with a water drainage groove 12, and the water drainage groove 12 is arranged on the annular flange 11.

Specifically, the drainage channel 12 is a notch formed on the annular flange 11, as shown in fig. 6, and can drain water entering the inside of the annular flange 11 to prevent water from forming in the annular flange 11.

The direct-current outer rotor motor is provided with an installation panel 3, wherein the installation panel 3 is specifically arranged on one side of a stator assembly 1, as shown in fig. 1.

The installation panel 3 and the stator assembly 1 are integrally formed by injection molding.

The side of the mounting panel 3 is provided with a plurality of side holes 31, and the side holes 31 can be screwed with screws.

The side of the mounting panel 3 is provided with a mounting foot 32, and the mounting foot 32 is telescopically connected with the mounting panel 3 through a telescopic mechanism.

Therefore, the mounting feet 32 are completely retracted into the mounting panel 3, and the direct-current outer rotor motor can be mounted with an electric appliance product through the side holes 31 on the side surface of the mounting panel 3; the mounting feet 32 extend out of the mounting panel 3, and the direct-current outer rotor motor can be mounted with an electric appliance product through the mounting feet 32; therefore, the direct-current outer rotor motor can be suitable for electrical products with at least two installation modes.

Further, the telescopic mechanism is specifically composed of a sliding groove 33 and a sliding block 34, the sliding groove 33 is opened at the bottom of the mounting panel 3, the sliding block 34 is disposed in the sliding groove 33, and as shown in fig. 1, the sliding block 34 can slide along the sliding groove 33.

One end of the mounting foot 32 is fixedly connected with the sliding block 34, as shown in fig. 1, the mounting foot 32 can slide along the sliding groove 33 along with the sliding block 34 to achieve extension and retraction.

The mounting foot 32 is provided with a positioning mechanism, and the positioning mechanism is matched and limited between the mounting foot 32 and the mounting panel 3.

In the present embodiment, the positioning mechanism is composed of a gear 4, a saw tooth 42 and a positioning column 43.

The gear 4 is disposed in a gear chamber 41, and the gear chamber 41 is opened at both sides of the slide groove 33 and communicates with the slide groove 33, as shown in fig. 2.

The side of the sliding block 34 is provided with saw teeth 42, and the saw teeth 42 can be correspondingly meshed with the gears 4 in the gear chambers 41 on the two sides, as shown in fig. 2.

When the slider 34 is pushed to slide in the slide groove 33, the gear 4 is rotated by the engagement of the saw teeth 42 with the gear 4.

The positioning column 43 is disposed at the bottom of the mounting panel 3, and is perpendicular to the cross section of the gear 4, as shown in fig. 3, the positioning column 43 can slide up and down to be inserted into the tooth groove of the gear 4 in a matching manner, so as to lock the gear 4.

When the positioning column 43 is inserted into the tooth groove of the gear 4, the gear 4 is locked by the positioning column 43 and cannot rotate, and the sliding block 34 cannot slide due to the meshing of the gear 4 and the saw teeth 42, so that the aim of locking the mounting foot 32 is fulfilled.

One end of the positioning post 43 is provided with a pressing part 431, and as shown in fig. 3, the cross-sectional area of the pressing part 431 is larger than that of the positioning post 43, so that the user can conveniently press the positioning post.

The pressing portion 431 is integrally formed with the positioning post 43.

The positioning column 43 is provided with an elastic part 432, and the elastic part 432 is specifically a spring; the spring is disposed between the pressing portion 431 and the installation panel 3, as shown in fig. 3; when the positioning post 43 is pushed toward the gear 4 by pushing the pressing portion 431, the spring is pressed to form a tension force, and the positioning post 43 can be elastically restored.

A blocking piece sliding groove 434 is formed in the bottom of the mounting panel 3, the blocking piece sliding groove 434 is close to the positioning column 43 and is perpendicular to the positioning column 43, a blocking piece 433 is slidably disposed in the blocking piece sliding groove 434, and as shown in fig. 3, the blocking piece 433 can slide to the bottom of the positioning column 43 along the blocking piece sliding groove 434 to be matched and abutted against the pressing portion 431.

In operation, after the mounting leg 32 is extended or retracted, the pressing portion 431 can be pressed down to insert the positioning column 43 into the tooth slot of the gear 4 to lock the gear 4; after the pressing part 431 is pressed down, the blocking piece 433 slides to the bottom of the pressing part 431 to be abutted against the bottom of the pressing part 431, so that the pressing part 431 can be prevented from being bounced and reset by the elastic piece 432, and the locked state of the gear 4 is kept; when the locking of the gear 4 needs to be released, the stopper 433 is simply slid to make the bottom of the pressing portion 431 lose the limit of the stopper 433, and the positioning column 43 is resiliently withdrawn with the return of the pressing portion 431 by the elastic member 432, so that the locking of the gear 4 is released.

In practical application, because the gear 4 has a plurality of tooth grooves which can be matched and locked with the positioning columns 43, the mounting feet 32 can be actually locked under a plurality of extending lengths, and thus the compatibility of the mounting panel 3 and an electric appliance product is further increased.

It should be noted that the mounting panel 3 is provided with a flange for limiting the position of the positioning post 43, that is, the opening formed by the flange is smaller than the end of the positioning post 43 extending into the gear chamber 41, as shown in fig. 3, so that the positioning post 43 can be prevented from being removed from the mounting panel 3.

Example 2

The present embodiment is different from embodiment 1 in that, in the present embodiment, the positioning mechanism is composed of the positioning block 5 and the ejector 51.

The positioning block 5 is slidably disposed on one side of the mounting leg 32, as shown in fig. 4 and 5.

The ejector 51 is slidably disposed on one side of the mounting leg 32 and is perpendicular to the positioning block 5, as shown in fig. 5.

The connecting parts between the positioning block 5 and the ejector piece 51 are provided with inclined planes, one end of the positioning block 5 is provided with a first inclined plane 52, one end of the ejector piece 51 is provided with a second inclined plane 53, as shown in fig. 5, the ejector piece 51 is abutted against the positioning block 5 through the inclined planes, so that the ejector piece is ejected to expose the surface of the mounting foot 32 to be matched with the mounting panel 3 for limiting.

When the mounting foot 32 is not required to be positioned, the positioning block 5 and the ejector piece 51 are exposed out of the surface of the mounting foot 32 and are flush with the surface of the mounting foot 32, so that the mounting foot 32 can be retracted into the sliding chute 33 along with the sliding block 34; when the mounting leg 32 is extended and needs to be positioned so as to be unable to retract, a user can push the ejector 51 exposed on the surface of the mounting leg 32 to slide toward one side of the positioning block 5, the positioning block 5 can be ejected upwards by matching the inclined plane under the action of the ejector 51, when the ejector is exposed on the surface of the mounting leg 32, a limit is formed between the mounting leg 32 and the mounting panel 3, and the mounting leg 32 is unable to retract into the chute 33.

Although the preferred embodiments of the present invention have been described in detail hereinabove, it should be clearly understood that modifications and variations of the present invention are possible to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides an installation panel for motor, its side is provided with installation foot (32), its characterized in that, side opening (31) have been seted up on the lateral wall of installation panel (3), installation foot (32) are equipped with telescopic machanism, installation foot (32) are through telescopic machanism and installation panel (3) telescopic connection.

2. The mounting panel for the motor according to claim 1, wherein the telescoping mechanism is composed of a sliding groove (33) and a sliding block (34), the sliding groove (33) is arranged at the bottom of the mounting panel (3), the sliding block (34) is slidably arranged in the sliding groove (33), one end of the sliding block (34) is fixedly connected with the mounting foot (32), and the sliding block (34) can drive the mounting foot (32) to slide.

3. The mounting panel for an electric machine according to claim 1, characterised in that the mounting foot (32) is provided with positioning means, which are provided between the mounting foot (32) and the mounting panel (3).

4. The mounting panel for an electric motor according to claim 3, wherein the positioning mechanism comprises a positioning block (5) and an ejector member (51), the positioning block (5) is movably embedded in one side of the mounting leg (32), and the ejector member (51) is movably embedded in one side of the mounting leg (32) and is correspondingly matched with the positioning block (5).

5. The mounting panel for an electric motor according to claim 2, wherein the mounting foot (32) is provided with a positioning mechanism, the positioning mechanism is composed of a gear (4), saw teeth (42) and positioning columns (43), the gear (4) is arranged on the side surface of the sliding groove (33), the saw teeth (42) are fixedly arranged on the side surface of the sliding block (34), and the gear (4) and the saw teeth (42) are correspondingly meshed; the positioning column (43) is movably arranged at the bottom of the mounting panel (3) and can be matched and locked with the gear (4).

6. A dc external rotor motor, which is composed of a stator assembly (1) and a rotor assembly (2), wherein the rotor assembly (2) is sleeved on one side of the stator assembly (1), and is characterized in that the dc external rotor motor is provided with any one of the installation panels (3) in claims 1-5, and the installation panel (3) is arranged on one side of the stator assembly (1).

7. The direct current external rotor motor according to claim 6, wherein a shaft positioning structure is arranged between the stator assembly (1) and the rotor assembly (2).

8. The direct current external rotor motor according to claim 7, wherein the shaft positioning structure is composed of a hemispherical concave structure (23) and a hemispherical convex structure (22), the hemispherical concave structure (23) is arranged at one side of the stator assembly (1), the hemispherical convex structure (22) is arranged at one side of the rotor assembly (2), and the hemispherical concave structure (23) and the hemispherical convex structure (22) are correspondingly matched.

9. The direct current external rotor motor according to claim 7, wherein the shaft positioning structure is provided with a ring-shaped flange (11), the ring-shaped flange (11) is arranged at one side of the stator assembly (1), and the side wall of the rotor assembly (2) can be matched and abutted against the ring-shaped flange (11).

10. The direct current external rotor motor according to claim 9, wherein the stator assembly (1) is provided with a water drainage groove (12), and the water drainage groove (12) is opened on the annular flange (11).

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