Aluminum alloy motor end cover with sealing maintaining structure

Abstract

An aluminum alloy motor end cover provided with a sealing keeping structure relates to the technical field of motors, a mounting rack is fixedly sleeved on an end cover body, the mounting rack is movably sleeved on a shell, a heat dissipation mechanism is arranged in the end cover body, sealing rings are respectively and fixedly arranged in two annular grooves arranged on the inner annular wall of the mounting rack, and the sealing rings are fixedly arranged in the annular grooves. The sealing ring movably sleeves the shell, the fixing ring fixedly sleeves the shell, the upper portion of the fixing ring abuts against the mounting frame, a plurality of bolts are arranged on the mounting frame in a penetrating mode, and the lower ends of the bolts are rotationally arranged on the fixing ring in a penetrating mode through threads, so that good sealing performance is achieved, and it is avoided that water enters the motor and influences the motor; and heat can be dissipated in time in the working process of the motor.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor technical field, concretely relates to a kind of aluminium alloy motor end cover with sealing retention structure. BACKGROUND

[0002] The cover of motor casing can be used to fix and support motor rotating shaft, although many existing motors can have good sealing performance, avoid water into motor to cause adverse effects, but in the case of motor internal closure, it will be difficult to discharge the heat generated during operation in time, easy to cause impact to the normal operation of motor, therefore, an aluminium alloy motor end cover with sealing retention structure is urgently needed. SUMMARY

[0003] The utility model discloses to the defects and deficiencies of prior art, provide a kind of aluminium alloy motor end cover with sealing retention structure with reasonable design, to solve the above problems.

[0004] To achieve the above object, the utility model adopts the following technical scheme: it contains end cover body, end cover body is in contact with and is set on the upper portion of shell;

[0005] It also contains:

[0006] Mounting frame, the mounting frame is fixedly sleeved on the end cover body, and the mounting frame is movably sleeved on the shell, and the end cover body is provided with a heat dissipation mechanism;

[0007] Sealing ring, the sealing ring is two, respectively fixedly set in the two annular grooves on the inner ring wall of mounting frame, and the sealing ring is movably sleeved on the shell;

[0008] Fixed ring, the fixed ring is fixedly sleeved on the shell, and the upper portion of the fixed ring is in contact with and is set with the mounting frame, a plurality of bolts are arranged on the mounting frame, and the lower end of the bolt is arranged on the fixed ring by screw thread rotation.

[0009] Further, the heat dissipation mechanism contains:

[0010] Fixed cylinder, the fixed cylinder is fixedly set in the end cover body, a plurality of heat-conducting sheets are distributed in the end cover body, and the heat-conducting sheet is fixedly connected with the outer ring wall of fixed cylinder;

[0011] Heat dissipation disc, the heat dissipation disc is fixedly set on the upper portion of end cover body, the upper portion of heat-conducting sheet is fixedly connected with heat dissipation disc after passing through end cover body, and a plurality of heat dissipation fins are distributed in the upper portion of heat dissipation disc.

[0012] Rotary cylinder, the rotary cylinder is rotatably arranged in the fixed cylinder by sealing bearing, the upper portion of rotary cylinder is fixedly provided with fan blade disc after passing through end cover body and heat dissipation disc, and the fan blade disc is located above heat dissipation fin position.

[0013] Further, the upper part of the fixing ring is fixedly provided with a mounting limiting rack, and the mounting limiting rack is arranged in abutment with the outside of the mounting rack.

[0014] Further, a sealing strip is fixedly arranged in the embedding groove on the outside wall of the mounting rack, and the sealing strip is arranged in abutment with the inner wall of the mounting limiting rack.

[0015] Further, a plurality of reinforcing rib plates are distributed in the upper part of the mounting rack in equal fillets, and the reinforcing rib plates are fixedly connected with the outer ring wall of the end cover body.

[0016] Compared with the prior art, the aluminum alloy motor end cover with the sealing and retaining structure has the advantages that the aluminum alloy motor end cover not only has good sealing property, avoids water from entering and affecting the motor, but also can timely dissipate heat during the operation of the motor. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structural schematic view of the utility model.

[0018] Figure 2 is an exploded view of the mounting rack, the fixing ring, the bolt and the mounting limiting rack in the utility model.

[0019] Figure 3 is a sectional view of the mounting rack, the fixing ring and the mounting limiting rack in the utility model.

[0020] Figure 4 is an exploded view of the end cover body and the heat dissipation mechanism in the utility model.

[0021] EXPLANATION OF REFERENCE NUMERALS:

[0022] End cover body 1, housing 2, mounting rack 3, heat dissipation mechanism 4, fixed cylinder 4-1, heat conducting sheet 4-2, heat dissipation disc 4-3, heat dissipation sheet 4-4, rotating cylinder 4-5, fan disc 4-6, sealing ring 5, fixing ring 6, bolt 7, mounting limiting rack 8, sealing strip 9, reinforcing rib plate 10. DETAILED DESCRIPTION

[0023] The technical solutions in the utility model will be described clearly and completely in combination with the drawings, and the preferred embodiments in the description are only taken as examples, and all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] As shown in the drawings, Figures 1-4 The present embodiment adopts the following technical solutions: it comprises an end cover body 1, and the end cover body 1 is arranged in abutment with the upper part of a housing 2.

[0025] It further comprises:

[0026] The mounting frame 3 is fixedly sleeved on the end cover body 1 and movably sleeved on the shell 2, the end cover body 1 is internally provided with a heat dissipation mechanism 4, a plurality of reinforcing rib plates 10 are distributed on the upper portion of the mounting frame 3 in equal round angles, and the reinforcing rib plates 10 are fixedly connected with the outer ring wall of the end cover body 1, and the reinforcing rib plates 10 can improve the connection structure strength between the mounting frame 3 and the end cover body 1;

[0027] The sealing ring 5 is two, and is fixedly arranged in the two annular grooves arranged on the inner ring wall of the mounting frame 3, and is movably sleeved on the shell 2;

[0028] The fixed ring 6 is fixedly sleeved on the shell 2, and the upper portion of the fixed ring 6 is arranged in abutment with the mounting frame 3, a plurality of bolts 7 are arranged on the mounting frame 3, the lower ends of the bolts 7 are arranged on the fixed ring 6 through threaded rotation, the mounting limiting frame 8 is fixedly arranged on the upper portion of the fixed ring 6, and the mounting limiting frame 8 is arranged in abutment on the outer side of the mounting frame 3, when the end cover body 1 and the shell 2 are connected, the mounting limiting frame 8 can realize the positioning of the mounting frame 3 on the fixed ring 6, improve the connection convenience of the end cover body 1 and the shell 2, the sealing strip 9 is fixedly arranged in the embedding groove arranged on the outer side wall of the mounting frame 3, and the sealing strip 9 is arranged in abutment with the inner side wall of the mounting limiting frame 8, the sealing strip 9 can improve the sealing property between the mounting limiting frame 8 and the mounting frame 3, and through the cooperation of the sealing ring 5, the multiple sealing of the motor can be realized;

[0029] The heat dissipation mechanism 4 comprises:

[0030] The fixed cylinder 4-1 is fixedly arranged in the end cover body 1, a plurality of heat conduction sheets 4-2 are distributed on the end cover body 1 in equal round angles, and the heat conduction sheets 4-2 are fixedly connected with the outer ring wall of the fixed cylinder 4-1;

[0031] The heat dissipation disc 4-3 is fixedly arranged on the upper portion of the end cover body 1, the upper portion of the heat conduction sheet 4-2 is fixedly connected with the heat dissipation disc 4-3 after penetrating through the end cover body 1, and a plurality of heat dissipation sheets 4-4 are distributed on the upper portion of the heat dissipation disc 4-3 in equal round angles;

[0032] The rotating cylinder 4-5 is rotatably arranged in the fixed cylinder 4-1 through a sealing bearing, the fan blade disc 4-6 is fixedly arranged on the rotating cylinder 4-5 after penetrating through the end cover body 1 and the heat dissipation disc 4-3, and the fan blade disc 4-6 is located above the heat dissipation sheets 4-4.

[0033] In use of the utility model, the end cover body 1 is abutted on the upper portion of the shell 2, and the mounting frame 3 is sleeved on the shell 2, and the mounting frame 3 is abutted into the mounting limiting frame 8, at this time, the sealing ring 5 is sleeved on the outside of the shell 2, and the sealing strip 9 is also abutted with the inner side wall of the mounting limiting frame 8, so as to realize the multiple sealing of the motor, the rotating shaft of the motor can be fixedly inserted into the rotating cylinder 4-5, the heat conduction sheet 4-2 can conduct the heat in the motor to the heat dissipation disc 4-3, and the heat can be dissipated by the heat dissipation sheet 4-4, in the working process of the motor, the rotating shaft can drive the rotating cylinder 4-5 to rotate, the rotating cylinder 4-5 drives the fan blade disc 4-6 to rotate, and then the heat dissipation effect of the heat dissipation sheet 4-4 is improved through the circulation of air.

[0034] Compared with the prior art, the utility model has the beneficial effects that:

[0035] Through the cooperation of the mounting frame 3, the sealing ring 5, the fixing ring 6, the mounting limiting frame 8 and the sealing strip 9, the multiple sealing of the motor can be realized, and the sealing performance of the motor is greatly improved.

[0036] Through the cooperation of the heat dissipation mechanism 4, the efficient heat dissipation of the motor can be realized under the condition that the sealing between the end cover body 1 and the shell 2 is guaranteed.

[0037] For those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, and equivalent replacement of part of technical features can be made, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An aluminum alloy motor end cover provided with a sealing retaining structure, comprising an end cover body (1) which is arranged in abutment on the upper portion of a shell (2); it further comprises: a mounting frame (3) which is fixedly sleeved on the end cover body (1) and movably sleeved on the shell (2), and a heat dissipation mechanism (4) is arranged in the end cover body (1); two sealing rings (5) which are movably sleeved on the shell (2) and fixedly arranged in two annular grooves formed in the inner ring wall of the mounting frame (3); a fixing ring (6) which is fixedly sleeved on the shell (2) and arranged in abutment with the upper portion of the mounting frame (3), and a plurality of bolts (7) are arranged through the mounting frame (3), and the lower ends of the bolts (7) are threadedly rotatably arranged through the fixing ring (6). characterized in that The heat dissipation mechanism (4) comprises: a fixed cylinder (4-1) which is fixedly arranged in the end cover body (1), a plurality of heat conducting fins (4-2) which are arranged at equal intervals in the end cover body (1) and fixedly connected with the outer ring wall of the fixed cylinder (4-1); a heat dissipation disc (4-3) which is fixedly arranged on the upper portion of the end cover body (1), the upper portions of the heat conducting fins (4-2) are fixedly connected with the heat dissipation disc (4-3) after penetrating through the end cover body (1), and a plurality of heat dissipation fins (4-4) are arranged at equal intervals on the upper portion of the heat dissipation disc (4-3); a rotating cylinder (4-5) which is rotatably arranged in the fixed cylinder (4-1) through a sealing bearing, a fan disc (4-6) which is fixedly arranged on the upper portion of the rotating cylinder (4-5) after penetrating through the end cover body (1) and the heat dissipation disc (4-3), and the fan disc (4-6) is arranged above the heat dissipation fins (4-4). The upper portion of the fixing ring (6) is fixedly provided with a mounting limiting frame (8) which is arranged in abutment on the outer side of the mounting frame (3). A sealing strip (9) is fixedly arranged in the embedding groove formed on the outer side wall of the mounting frame (3) and arranged in abutment with the inner side wall of the mounting limiting frame (8). A plurality of reinforcing rib plates (10) are arranged at equal intervals on the upper portion of the mounting frame (3) and fixedly connected with the outer ring wall of the end cover body (1).

2. An aluminum alloy electrical end housing provided with a seal retention structure according to claim 1, characterized in that: ​ ​ ​ ​ 3. An aluminum alloy electrical end housing provided with a seal retention structure according to claim 1, characterized in that: ​ 4. An aluminum alloy electrical end housing provided with a seal retention structure according to claim 1, characterized in that: ​ 5. An aluminum alloy electrical end housing provided with a seal retention structure according to claim 1, characterized in that: ​

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