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CN-224218253-U - Circular arc-shaped assembly structure for end cover

CN224218253UCN 224218253 UCN224218253 UCN 224218253UCN-224218253-U

Abstract

The utility model discloses an arc-shaped assembly structure for an end cover, which comprises an end cover main body, an arc-shaped clamping groove and an arc-shaped buckle, wherein the end cover main body is arranged at the tail end of a motor through a sleeve opening and an L-shaped hook, the arc-shaped clamping groove is in clamping connection with a steel tube of an electric bed for pre-fixing, the assembly is convenient, and the arc-shaped buckle realizes quick locking through a rotating structure and a buckling structure. The structure of the utility model adopts arc-shaped design and injection molding integrated molding, has the advantages of high assembly efficiency, vibration resistance, low cost and the like, and is suitable for motor scenes such as electric beds and the like which need frequent maintenance.

Inventors

  • WANG YU
  • WANG WENCHAO
  • JIANG TIANYI

Assignees

  • 上海天怡塑胶工业有限公司

Dates

Publication Date
20260508
Application Date
20250603

Claims (7)

  1. 1. A circular arc-shaped fitting structure for an end cap, comprising: The end cover main body (1) is provided with a sleeve opening at the lower end, and the end cover main body (1) is arranged at the tail end part of the motor through the sleeve opening; The arc-shaped clamping groove (2) is integrally formed at the upper end of the end cover main body (1), and the opening of the arc-shaped clamping groove (2) is upward and is used for being clamped with the electric bed steel pipe (11) to realize pre-fixing; The arc buckle (3) is rotatably installed on the arc clamping groove (2) through a rotating structure at one end, and the other end and the arc clamping groove (2) are fixedly assembled on the electric bed steel pipe (11) through a buckling structure.
  2. 2. The arc-shaped assembly structure for the end cover of the automobile engine is characterized in that the rotating structure comprises a shaft clamping groove (5) and a rotating shaft (6), the shaft clamping groove (5) is integrally formed on the outer end face of a left notch of the arc-shaped clamping groove (2), the rotating shaft (6) is fixedly arranged at the left end part of the arc-shaped buckle (3), and the rotating shaft (6) is rotatably arranged in the shaft clamping groove (5).
  3. 3. The arc-shaped assembly structure for the end cover of claim 1, wherein the clamping structure comprises a clamping column (7) and a C-shaped clamping groove (9), the clamping column (7) is fixedly arranged at the right end part of the arc-shaped buckle (3), the C-shaped clamping groove (9) is arranged on the outer end face of a right notch of the arc-shaped clamping groove (2), and the clamping column (7) can be clamped in the C-shaped clamping groove (9) through rotation of the arc-shaped buckle (3) to achieve fixation.
  4. 4. The circular arc-shaped assembly structure for the end cover according to claim 1, wherein the right end part of the arc-shaped buckle (3) is integrally formed with a pressing handle (8) which is convenient to hold.
  5. 5. The circular arc-shaped assembly structure for the end cover of claim 1, wherein L-shaped hooks (4) are equidistantly arranged on the outer circumferential surface of the end cover main body (1), the L-shaped hooks (4) are used for being clamped and fixed with the tail end part of the motor, and the number of the L-shaped hooks (4) is eight at equal intervals.
  6. 6. The circular arc-shaped assembly structure for the end cover according to claim 1, wherein reinforcing ribs (10) for increasing structural strength are arranged between the rotating structure and the end cover main body (1) and between the buckling structure and the end cover main body (1).
  7. 7. The circular arc-shaped assembly structure for the end cover according to claim 1, wherein the arc-shaped clamping groove (2) and the end cover main body (1) are integrally formed through an injection molding process, and the arc-shaped buckle (3) is integrally formed through the injection molding process.

Description

Circular arc-shaped assembly structure for end cover Technical Field The utility model relates to the technical field of motor accessories, in particular to a circular arc-shaped assembly structure for an end cover. Background In the prior art, the connection between the motor end cover and the motor body or an external member (such as an electric bed steel pipe) usually adopts a traditional fastener such as a bolt, a nut and the like, and the following defects exist in the connection mode: The assembly efficiency is low, bolts are required to be screwed one by one, the assembly and the disassembly are time-consuming and labor-consuming, and the cost is obvious particularly in a batch maintenance scene; The connection stability is insufficient, namely, when the electric bed is bent or the motor vibrates, the traditional rigid connection is easy to loosen due to stress concentration, and the operation safety of equipment is affected; the structure is complex, the cost is high, standard components such as bolts, gaskets and the like are additionally arranged, and the material cost and the assembly process are increased. Accordingly, there is a need for an end cap assembly structure that enables quick installation, vibration resistance, and low cost. Disclosure of utility model The utility model aims to provide a circular arc-shaped assembly structure for an end cover, which simplifies the mounting and dismounting processes of a motor by optimizing a mechanical connection mode, reduces the assembly time and labor cost, and improves the vibration resistance and the structural stability of a connection part. A circular arc fitting structure for an end cap, comprising: The end cover main body is provided with a sleeve opening at the lower end and is arranged at the tail end part of the motor through the sleeve opening; the arc clamping groove is integrally formed at the upper end of the end cover main body, and the opening of the arc clamping groove is upward and is used for being clamped with the electric bed steel pipe to realize pre-fixing; the arc is detained, and its one end passes through revolution mechanic and rotates to be installed on the arc draw-in groove, and the other end passes through buckle structure and arc draw-in groove cooperation fixed assembly on the electric bed steel pipe. As a preferable scheme of the utility model, the rotating structure comprises a shaft clamping groove and a rotating shaft, wherein the shaft clamping groove is integrally formed on the outer end face of a left notch of the arc-shaped clamping groove, the rotating shaft is fixedly arranged at the left end part of the arc-shaped buckle, and the rotating shaft is rotatably arranged in the shaft clamping groove. As a preferable scheme of the utility model, the clamping structure comprises a clamping column and a C-shaped clamping groove, wherein the clamping column is fixedly arranged at the right end part of the arc-shaped buckle, the C-shaped clamping groove is arranged on the outer end surface of a notch on the right side of the arc-shaped clamping groove, and the clamping column can be clamped in the C-shaped clamping groove through rotation of the arc-shaped buckle to realize fixation. As a preferable scheme of the utility model, the right end part of the arc-shaped buckle is integrally formed with a pressing handle which is convenient to hold. As a preferable scheme of the utility model, the L-shaped hooks are equidistantly arranged on the outer circumferential surface of the end cover main body, the L-shaped hooks are used for being clamped and fixed with the tail end part of the motor, and the L-shaped hooks are arranged to be eight at equal intervals. As a preferable scheme of the utility model, reinforcing ribs for increasing structural strength are arranged between the rotating structure and the end cover main body as well as between the buckling structure and the end cover main body. As a preferable scheme of the utility model, the arc-shaped clamping groove and the end cover main body are integrally formed through an injection molding process, and the arc-shaped buckle is integrally formed through the injection molding process. By adopting the technical scheme, the utility model has the following beneficial effects: 1. The high-efficiency assembly is realized by adopting a buckle type structure of 'pressing and rotating buckling', 80% of assembly time is saved compared with the bolt connection, and single-hand operation is supported; 2. The arc design disperses stress through curved surface deformation to buffer vibration impact, adapts to bending working conditions of the electric bed, and the limiting clamping groove is clamped and pre-fixed, so that the installation is convenient; 3. The cost is optimized, the bolts and gaskets are omitted, the cost of single-piece materials is reduced by 40%, and the injection molding integrated molding process simplifies the production flow; 4. the maintenance is convenie