Sealing structure for air conditioner motor

Abstract

The utility model discloses a sealing structure for an air conditioner motor, which comprises a motor base, end covers arranged at the ends of the motor base and used for sealing the two ends of the motor base, a stator arranged on the inner side of a motor body, a rotatable rotor arranged inside the stator, two ends of the rotor movably penetrating through the end covers and extending to the outer sides of the end covers, and the end covers are connected with the motor body through bolts. A sealing gasket is arranged between the end cover and the machine base, a clamping groove is formed in the inner side of the machine base, the sealing gasket is arranged in the clamping groove and attached to the inner wall of the clamping groove, an obliquely-extending arc-shaped gasket is arranged on the side, away from the machine body, of the sealing gasket, and an inclined plate is arranged on the inner side of the arc-shaped gasket to support the arc-shaped gasket. According to the utility model, the sealing pad and the arc-shaped pad which can be stably attached to the engine base and the end cover after being extruded and deformed in the use process are arranged, so that the engine base and the end cover can be stably supported in the use process, stable contact between the engine base and the end cover can be ensured, and the sealing stability between the engine base and the end cover is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of motor sealing structures, in particular to a sealing structure for an air-conditioning motor. Background Art

[0002] The air conditioner motor casing is composed of two structures: the end cover and the base. The stator and rotor are arranged inside. The end cover and the base are connected and fixed by bolts. In order to ensure the sealing stability between the end cover and the base, a sealing gasket is arranged between the two.

[0003] The existing sealing gasket is squeezed during use, thereby ensuring a stable seal between the end cover and the machine base. However, since the sealing gasket is squeezed during long-term use, the end cover and the machine base squeeze the sealing gasket transition, causing the sealing gasket to deform and sink. After the end cover and the machine base are disassembled and installed again, the sealing between the machine base and the end cover will be reduced. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a sealing structure for an air-conditioning motor, which solves the problems that the sealing gasket is squeezed during long-term use, the end cover and the base squeeze the sealing gasket transition, causing the sealing gasket to deform and sink, and the sealing between the base and the end cover is reduced when the end cover and the base are disassembled and then reinstalled.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a sealing structure for an air-conditioning motor, including a base, an end of the base is provided with an end cover for sealing its two ends, a stator is provided on the inner side of a body, a rotatable rotor is provided inside the stator, both ends of the rotor movably penetrate the end cover and extend to the outside of the end cover, the end cover and the body are connected by bolts, a sealing gasket is provided between the end cover and the base, a groove is provided on the inner side of the base, the sealing gasket is placed inside the groove and fits against the inner wall of the groove, an arc-shaped gasket extending obliquely is provided on the side of the sealing gasket facing away from the body, the arc-shaped gasket and the sealing gasket are integrally provided, and an inclined plate is provided on the inner side of the arc-shaped gasket to support it.

[0006] Furthermore, a cardboard is arranged inside the sealing gasket for supporting and shaping it, the sealing gasket is wrapped around the outer surface of the cardboard, and one end of the inclined plate close to the sealing gasket extends through the interior of the sealing gasket and is connected to the cardboard.

[0007] Furthermore, a mounting groove is provided on the inner side of the end cover, the mounting groove is fitted with the outer surface of the arc-shaped pad, and the arc-shaped pad can be bent.

[0008] Furthermore, a sealing ring extending into the interior of the installation groove is provided on one side of the arc-shaped pad close to the installation groove, and the sealing ring is integrally provided with the arc-shaped pad.

[0009] Further, a triangular ring capable of extruding the inner side of the arc-shaped pad is arranged inside the end cover. The triangular ring is integrally arranged with the end cover and can contact the inner side of the arc-shaped pad.

[0010] Further, positioning columns are arranged on the outer side of the sealing pad. The positioning columns are fixed on the outer surface of the sealing pad and extend into the machine base and the end cover to form positioning for the sealing pad.

[0011] Further, the insertion of the machine base and the end cover into the positioning columns forms insertion holes. The insertion holes are adapted to the positioning columns, and the outer sides of the insertion holes are chamfered.

[0012] Beneficial effects

[0013] The utility model provides a sealing structure for an air-conditioning motor. Compared with the prior art, it has the following beneficial effects:

[0014] 1. By arranging the sealing pad and the arc-shaped pad that can be stably attached to the machine base and the end cover after being extruded and deformed during use, the utility model can be stably supported during use, thereby ensuring stable contact with the machine base and the end cover, ensuring the stability of the seal therebetween, and being able to automatically deform after being supported.

[0015] 2. By using the arc-shaped pad, the utility model can bend after being extruded, so that it can expand outward after installation, and rebound after disassembly, thereby reducing the extrusion of the sealing pad after installation, avoiding the deformation and shrinkage of the sealing pad after being extruded, and the shrinkage of the sealing pad during reinstallation, which affects the sealing performance. Description of the drawings

[0016] Figure 1 is the front view of the utility model;

[0017] Figure 2 is the cross-sectional view of the utility model;

[0018] Figure 3 is the enlarged view of part A of the utility model;

[0019] Figure 4 is the side view of the clamping plate structure of the utility model.

[0020] In the figure: 1 machine base, 2 end cover, 3 stator, 4 rotor, 5 card slot, 6 sealing pad, 7 inclined plate, 8 clamping plate, 9 arc-shaped pad, 10 sealing ring, 11 installation groove, 12 triangular ring, 13 positioning column, 14 insertion hole. Specific embodiments

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1-4 The utility model provides a sealing structure for an air-conditioning motor, a sealing structure for an air-conditioning motor, comprising a base 1, an end cover 2 for sealing both ends of the base 1 is arranged at the end of the base 1, a stator 3 is arranged on the inner side of the body, a rotatable rotor 4 is arranged inside the stator 3, both ends of the rotor 4 movably penetrate the end cover 2 and extend to the outside of the end cover 2, the end cover 2 and the body are connected by bolts, a sealing gasket 6 is arranged between the end cover 2 and the base 1, a card groove 5 is arranged on the inner side of the base 1, the sealing gasket 6 is placed inside the card groove 5 and fits against the inner wall of the card groove 5, an arc-shaped gasket 9 extending obliquely is arranged on the side of the sealing gasket 6 facing away from the body, the arc-shaped gasket 9 and the sealing gasket 6 are arranged as a whole, and an inclined plate 7 is arranged on the inner side of the arc-shaped gasket 9 to support it.

[0023] The utility model utilizes the arc pad 9 and the sealing pad 6 that can be supported to fit the base 1 and the end cover 2 respectively, so as to ensure the sealing between the two, and utilizes the inclined plate 7 to limit the inclination angle between the two, so as to ensure the stable fitting between the two.

[0024] In one embodiment, a cardboard 8 is disposed inside the sealing gasket 6 for supporting and shaping it. The sealing gasket 6 is wrapped around the outer surface of the cardboard 8 , and one end of the inclined plate 7 close to the sealing gasket 6 extends through the interior of the sealing gasket 6 and is connected to the cardboard 8 .

[0025] In this embodiment, the angle between the arc pad 9 and the sealing pad 6 can be ensured by fixing the clamping plate 8 and the inclined plate 7, wherein the clamping plate 8 and the inclined plate 7 are both set as steel sheets, thereby forming an elastic support, and the sealing pad 6 and the arc pad 9 are elastically set, that is, sealing rubber, which can ensure the stability of the fitting when the machine base 1 and the end cover 2 are fitted together.

[0026] In one embodiment, a mounting groove 11 is provided on the inner side of the end cover 2 , the mounting groove 11 is fitted with the outer surface of the arc-shaped pad 9 , and the arc-shaped pad 9 can be bent.

[0027] In this embodiment, the contact surface of the mounting groove 11 is an arc surface, so that the bending angle and fitting position of the arc pad 9 can be adjusted accordingly. When the bending radius of the arc surface is smaller than the arc pad 9, both ends of the arc pad 9 can stably fit the mounting groove 11.

[0028] In one embodiment, a sealing ring 10 extending into the interior of the mounting groove 11 is provided on one side of the arc-shaped pad 9 close to the mounting groove 11, and the sealing ring 10 is integrally provided with the arc-shaped pad 9.

[0029] In this embodiment, the sealing ring 10 can be squeezed into the interior of the mounting groove 11 after the arc-shaped pad 9 is bent, so as to limit and fix the position of the arc-shaped pad 9 and ensure the stability of the arc-shaped pad 9.

[0030] In one embodiment, a triangular ring 12 capable of squeezing the inner side of the arc-shaped pad 9 is provided inside the end cover 2. The triangular ring 12 is integrally provided with the end cover 2 and can contact the inner side of the arc-shaped pad 9.

[0031] In this embodiment, the width of the arc-shaped pad 9 is greater than the width of the sealing pad 6. After the end cover 2 and the machine base 1 are installed, the triangular block squeezes the inclined plate 7 inside the arc-shaped pad 9, causing it to drive the arc-shaped pad 9 to bend, and then being able to fit stably.

[0032] In one embodiment, positioning posts 13 are provided on the outer side of the sealing pad 6. The positioning posts 13 are fixed on the outer surface of the sealing pad 6 and extend into the machine base 1 and the end cover 2 to form positioning for the sealing pad 6.

[0033] In this embodiment, the setting of the positioning posts 13 can ensure the stability of the installation position of the sealing pad 6, thus avoiding displacement of the sealing pad 6 after installation, which may cause changes in the extrusion and fitting position and affect the sealing stability.

[0034] In one embodiment, the insertion of the machine base 1 and the end cover 2 with the positioning posts 13 forms insertion holes 14. The insertion holes 14 are adapted to the positioning posts 13, and the outer side of the insertion holes 14 is chamfered.

[0035] In this embodiment, the chamfer of the insertion holes 14 facilitates the insertion of the positioning posts 13, so that installation can be carried out quickly after disassembly.

[0036] The circuits and electronic components involved in the present utility model are all prior arts. Those skilled in the art can fully implement them without further elaboration. The content protected by the present utility model does not involve improvements to the internal structure and method. It should be noted that the standard parts used in the present utility model can all be purchased from the market. The special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part all adopt conventional means such as bolts, rivets, and welding in the prior art. The machines, parts, and equipment all adopt conventional models in the prior art. The utility model person will not elaborate further here.

[0037] Meanwhile, the content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0038] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.

[0039] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sealing structure for an air conditioner motor, comprising a base, an end cover for sealing both ends of the base, a stator arranged inside the body, a rotatable rotor arranged inside the stator, and both ends of the rotor movably passing through the end cover and extending to the outside of the end cover, characterized in that: The end cover is connected to the machine body by bolts, a sealing gasket is arranged between the end cover and the machine base, a slot is arranged on the inner side of the machine base, the sealing gasket is placed inside the slot and fits against the inner wall of the slot, an inclined arc pad is arranged on the side of the sealing gasket facing away from the machine body, the arc pad and the sealing gasket are arranged as one body, and an inclined plate is arranged on the inner side of the arc pad to support it.

2. The sealing structure for an air conditioner motor according to claim 1, characterized in that: A cardboard for supporting and shaping the sealing gasket is arranged inside the sealing gasket, the sealing gasket is wrapped on the outer surface of the cardboard, and one end of the inclined plate close to the sealing gasket extends through the inside of the sealing gasket and is connected to the cardboard.

3. The sealing structure for an air conditioner motor according to claim 2, characterized in that: A mounting groove is arranged on the inner side of the end cover, the mounting groove is fitted with the outer surface of the arc-shaped pad, and the arc-shaped pad can be bent.

4. The sealing structure for an air conditioner motor according to claim 3, characterized in that: A sealing ring extending into the interior of the installation groove is arranged on one side of the arc-shaped pad close to the installation groove, and the sealing ring is arranged integrally with the arc-shaped pad.

5. The sealing structure for an air conditioner motor according to claim 4, characterized in that: A triangular ring capable of squeezing the inner side of the arc-shaped pad is arranged inside the end cover. The triangular ring is arranged integrally with the end cover and can contact the inner side of the arc-shaped pad.

6. The sealing structure for an air conditioner motor according to claim 1, characterized in that: A positioning column is arranged on the outer side of the sealing gasket, and the positioning column is fixed to the outer surface of the sealing gasket and extends to the inside of the machine base and the end cover to form a positioning for the sealing gasket.

7. The sealing structure for an air conditioner motor according to claim 6, characterized in that: The machine base, the end cover and the positioning column are plugged into a socket, the socket is matched with the positioning column, and the outer side of the socket is chamfered.

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