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CN-224218648-U - Pulling locking device for chassis module

CN224218648UCN 224218648 UCN224218648 UCN 224218648UCN-224218648-U

Abstract

The utility model discloses a lifting locking device of a chassis module, which comprises a locking mechanism and a lifting mechanism, wherein the locking mechanism comprises an elastic pressing rod and a locking pin, a mounting groove is formed in the chassis, the elastic pressing rod and the locking pin are both arranged in the mounting groove and can move up and down relative to the mounting groove, a first positioning hole is formed in the chassis, a second positioning hole is formed in the module, the elastic pressing rod is connected with the locking pin in a matched manner, the elastic pressing rod enables the locking pin to extend into the second positioning hole and/or the first positioning hole by elasticity of the elastic pressing rod, the lifting mechanism comprises a connecting rod and a lever, the lever is hinged with the module, the connecting rod is rotatably connected to the end face of the module through the lever, the lever can rotate between a first position and a second position, a square hole is formed in the chassis, the lever is provided with a round head part, the round head part is in clearance fit with the square hole, a boosting surface and a boosting surface are arranged in the square hole, the locking mechanism plays a role of locking, the module is not easy to deviate after being mounted, and the lifting mechanism plays a role of boosting and boosting, and saving labor.

Inventors

  • LU ZHONGJIE

Assignees

  • 宁波圣扬科技有限公司

Dates

Publication Date
20260508
Application Date
20250527

Claims (10)

  1. 1. The lifting locking device for the chassis module is used for installing the module (1) and the chassis (2), and is characterized by comprising a locking mechanism (3) and a lifting mechanism (4), wherein the locking mechanism (3) comprises an elastic pressing rod and a locking pin (22), a mounting groove (21) is arranged in the chassis (2), the elastic pressing rod and the locking pin (21) are both arranged in the mounting groove (21) and can move up and down relative to the mounting groove (21), a first positioning hole (22) which is correspondingly matched with the locking pin (2) is arranged on the chassis (2), a second positioning hole (12) which is correspondingly matched with the locking pin (33) is arranged on the module (1), the elastic pressing rod stretches into the second positioning hole (12) and/or the first positioning hole (22), the lifting mechanism (4) comprises a connecting rod (41) and a lever (42), one end of the lever (42) is hinged with the module (1), the other end of the lever (42) is connected with the connecting rod (41) in a rotatable mode, and the second positioning hole (42) is arranged between the first positioning hole and the second positioning hole (2) of the connecting rod (41), the lever (42) is provided with a round head (421) matched with the square hole (24), the round head (421) is in clearance fit with the square hole (24), a boosting surface (241) and a pulling-out assisting surface (242) are respectively arranged in the square hole (24), when the lever (42) rotates to the second position until the round head (421) abuts against the boosting surface (241), the lever (42) continues to rotate, the pushing force is provided for the module (1), and when the lever (42) rotates to the first position until the round head (421) abuts against the pulling-out assisting surface (242), the lever (42) continues to rotate, and pulling-out assisting force is provided for the module (1).
  2. 2. The lifting locking device of the chassis module according to claim 1, wherein the elastic pressing rod comprises a pressing plate (31) and a pressing spring (32) correspondingly matched with the locking pin (33), a limiting hole (3121) correspondingly matched with the locking pin (33) is formed in the pressing plate (31), the locking pin (33) is arranged in the limiting hole (3121) and is in limiting fit with the limiting hole (3121), the upper end of the pressing spring (32) is in abutting fit with the locking pin (33), the lower end of the pressing spring (32) is in abutting fit with the bottom of the mounting groove (21), the pressing plate (31) has a stroke capable of moving up and down in the mounting groove (21), and the pressing spring (32) enables the locking pin (31) to always have an upward moving trend.
  3. 3. The lifting and locking device of the chassis module according to claim 2, wherein the locking pin (33) comprises an extending end (331), a limiting round table (332) and a guide post (333) which are sequentially arranged from top to bottom, the extending end (331) penetrates through the limiting hole (3121), the limiting round table (332) is in limiting fit with the limiting hole (3121), and the upper end of the pressure spring (32) is sleeved on the guide post (333) and is in abutting fit with the limiting round table (332).
  4. 4. The lifting and locking device for the chassis module according to claim 2, wherein the shape of the mounting groove (21) is matched with the shape of the pressing plate (31), the pressing plate (31) comprises a pressing part (311) arranged in the middle of the pressing plate (31) and extension parts (312) arranged on two sides of the pressing part (311), the extension parts (312) are provided with the limiting holes (3121), and the pressing part (311) is provided with the first notch (3111).
  5. 5. The lifting and locking device for a chassis module according to claim 4, wherein the first notch (3111) is U-shaped.
  6. 6. The lifting locking device of the chassis module according to claim 1, wherein the end face of the module (1) is provided with a containing groove (13) for containing a connecting rod (41) and a lever (42), and one end of the lever (42) is hinged in the containing groove (13).
  7. 7. The lifting locking device of the chassis module according to claim 1, wherein the front end of the chassis (2) is further provided with a cover plate (211) matched with the mounting groove (21), the cover plate (211) is arranged at the front end of the mounting groove (21) in a covering mode, and a second notch (2111) is formed in the middle of the cover plate (211).
  8. 8. The lifting locking device of the chassis module according to claim 7, wherein the second notch (2111) is arranged in a U-shape.
  9. 9. The lifting locking device of the chassis module according to claim 1, wherein the module (1) is slidably connected to the chassis (2), sliding rails (11) are arranged on two sides of the module (1) in an outward extending mode, and sliding grooves (23) matched with the sliding rails (11) are formed in the upper end face of the chassis (2).
  10. 10. The lifting locking device of the chassis module according to claim 9, wherein a third positioning hole (231) corresponding to the locking pin (33) is arranged in the sliding groove (23), and the first positioning hole (22) and the third positioning hole (231) are coaxially arranged.

Description

Pulling locking device for chassis module Technical Field The utility model relates to the technical field of locking devices, in particular to a lifting locking device of a chassis module. Background Along with the continuous progress and development of the technology level, electronic equipment is gradually moving towards the directions of light weight and multifunction, which directly leads to the implementation of an electronic integration concept, and more electronic components with different functions are installed on a chassis module, so that more and more modules in the chassis are installed, and the quick plugging and unplugging of the chassis module becomes a technical problem to be solved urgently. In the prior art, a chassis module is usually fixed by adopting a screw fastening structure, a sliding rail fastening structure or a manual locking rod structure, for example, the screw fastening structure is repeatedly screwed by means of a tool, although the stability is higher, the operation efficiency is low and the locking is difficult to adapt to a frequent plugging scene, the sliding rail fastening structure is used for realizing locking through sliding fit of the module and a chassis guide rail, the module is usually required to be manually pushed in during installation, the existing sliding rail or fastening structure lacks a guide locking mechanism, poor contact is easily caused by misplacement after the module is installed, the reliability of equipment is influenced, the manual locking rod is used for pressing the locking by relying on an operator, the risk of module offset caused by uneven force application exists, in addition, when the module is pulled out, manual operation is usually required, if the force is too small, the module can not be effectively pulled out, and excessive abrasion and even damage are easily caused to the chassis and the module when the force is too large, so the improvement is necessary. Disclosure of utility model The utility model aims at overcoming the defects and shortcomings of the prior art, and provides a lifting locking device of a chassis module, which is simple and reasonable in structure and convenient to operate, and is provided with a locking mechanism for locking, so that after the module is installed in place, the module can maintain higher stability and is not easy to displace even if being impacted by external force, thereby greatly improving the safety and reliability of the whole device. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model discloses a lifting locking device of a chassis module, which is used for installing the module and the chassis and comprises a locking mechanism and a lifting mechanism, wherein the locking mechanism comprises an elastic pressing rod and a locking pin, an installation groove is formed in the chassis, the elastic pressing rod and the locking pin are both arranged in the installation groove and can move up and down relative to the installation groove, a first positioning hole which is correspondingly matched with the locking pin is formed in the chassis, a second positioning hole which is correspondingly matched with the locking pin is formed in the module, the elastic pressing rod is connected with the locking pin in a matched manner, the elastic pressing rod enables the locking pin to extend into the second positioning hole and/or the first positioning hole by elasticity of the elastic pressing rod, one end of the lever is hinged with the module, the other end of the lever is connected with the connecting rod, the connecting rod is rotatably connected to the end face of the module through the lever, the lever can rotate between the first position and the second position, a square hole is formed in the chassis, the lever is provided with a round head part which is correspondingly matched with the square hole, the round head part which is in clearance fit with the square hole, the square hole is respectively provided with a boosting face and a boosting face which is matched with the round head part, and the round head part which continuously rotates until the round head part is pushed against the round head part when the lever rotates. Further, the elastic compression bar comprises a compression plate and a compression spring which is correspondingly matched with the locking pin, a limiting hole which is correspondingly matched with the locking pin is formed in the compression plate, the locking pin is arranged in the limiting hole and is in limiting fit with the limiting hole, the upper end of the compression spring is in abutting fit with the locking pin, the lower end of the compression spring is in abutting fit with the bottom of the mounting groove, the compression plate is provided with a stroke capable of moving up and down in the mounting groove, and the compression spring enables the locking pin and the compression plate to always have