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CN-224233979-U - PLC controller sealing shell with dustproof and waterproof functions

CN224233979UCN 224233979 UCN224233979 UCN 224233979UCN-224233979-U

Abstract

The utility model relates to the technical field of controller protection equipment and discloses a PLC controller sealing shell with a dustproof and waterproof function, which comprises a shell, wherein a sealing cover is arranged on the shell, a quick-release clamping mechanism is fixedly connected to the bottom of the sealing cover, a waterproof sealing mechanism is fixedly connected to the inner side of the bottom of the shell, a sealing groove is formed in the top of the shell, a sealing rubber strip is fixedly connected to the bottom of the sealing cover, the outer side of the sealing rubber strip is slidably connected to the inner side of the sealing groove, and the quick-release clamping mechanism comprises a clamping connecting plate. According to the utility model, the unlocking pull rod drives the control cone block to move, so that the contact wheel is pushed to rotate, the clamping slide rod is driven to stretch out and draw back, and when the sealing cover is pressed down, the clamping slide rod stretches out and clamps into the clamping groove of the shell to lock, the unlocking pull rod is pulled up, and the clamping slide rod is retracted to unlock, so that the sealing cover and the shell are rapidly locked and disassembled, and the overhaul and maintenance time is greatly shortened.

Inventors

  • XU WEI

Assignees

  • 达远(临沂)电气科技有限责任公司

Dates

Publication Date
20260512
Application Date
20250603

Claims (8)

  1. 1. The utility model provides a PLC controller seal housing with dustproof and waterproof function, includes casing (1), wherein be provided with sealed lid (2) of casing (1), the bottom fixedly connected with quick detach joint mechanism of sealed lid (2), the bottom inboard fixedly connected with waterproof sealing mechanism of casing (1), sealed recess (4) have been seted up at the top of casing (1), the bottom fixedly connected with joint strip (3) of sealed lid (2), the outside sliding connection of joint strip (3) is in the inboard of sealed recess (4); The quick detach block mechanism includes block connecting plate (5), the outside sliding connection of block connecting plate (5) is in the spout inboard of casing (1), the spout has been seted up to the inboard of block connecting plate (5), the inboard sliding connection of sealed lid (2) has unblock pull rod (6), the control awl piece (8) of unblock pull rod (6) bottom fixedly connected with, the outside sliding connection of control awl piece (8) is in the spout inboard of block connecting plate (5), the inboard sliding connection of block connecting plate (5) has locking Assembly.
  2. 2. The PLC controller sealing shell with the dustproof and waterproof functions according to claim 1, wherein the locking assembly comprises a clamping slide rod (9), the outer side of the clamping slide rod (9) is slidably connected to the inner side of the clamping connection plate (5), one end of the clamping slide rod (9) is rotatably connected with a contact wheel (10), the outer side of the contact wheel (10) is in contact with the conical surface of the control conical block (8), and the other end of the clamping slide rod (9) is slidably connected to the inner side of the shell (1).
  3. 3. The PLC controller sealing shell with the dustproof and waterproof functions according to claim 1, wherein a locking spring (7) is sleeved on the outer side of the unlocking pull rod (6), one end of the locking spring (7) is fixedly connected to the outer side of the unlocking pull rod (6), and the other end of the locking spring (7) is fixedly connected to the inner side of the sealing cover (2).
  4. 4. The PLC controller sealing shell with the dustproof and waterproof functions according to claim 2, wherein an unlocking spring (11) is sleeved on the outer side of the clamping slide rod (9), one end of the unlocking spring (11) is fixedly connected to the inner side of the clamping connecting plate (5), and the other end of the unlocking spring (11) is fixedly connected to the outer side of the clamping slide rod (9).
  5. 5. The PLC controller sealing shell with the dustproof and waterproof functions according to claim 1, wherein a connector lug (12) is fixedly connected to the outer side of the shell (1), and a plurality of radiating fins (13) are fixedly connected to the outer side of the shell (1).
  6. 6. The PLC controller sealing shell with the dustproof and waterproof function according to claim 1, wherein the waterproof sealing mechanism comprises a fixed cross block (15), a plurality of through holes are formed in the bottom of the shell (1), the outer side of the fixed cross block (15) is fixedly connected to the inner side of the through hole of the shell (1), a fixed sealing ring (16) is fixedly connected to the inner side of the through hole of the shell (1), a guide rod (17) is fixedly connected to the outer side of the fixed sealing ring (16), a limiting block (18) is fixedly connected to one end, far away from the fixed sealing ring (16), of the guide rod (17), and the outer side of the limiting block (18) is fixedly connected to the inner side of the through hole of the shell (1).
  7. 7. The PLC controller sealing shell with dustproof and waterproof functions according to claim 6, wherein a sealing spring (19) is fixedly connected to the outer side of the fixed cross block (15), a sealing film (20) is fixedly connected to one end, away from the fixed cross block (15), of the sealing spring (19), the inner side of the sealing film (20) is slidably connected to the outer side of the guide rod (17), and the outer side of the sealing film (20) is in contact with the outer side of the fixed sealing ring (16).
  8. 8. The PLC controller sealing shell with the dustproof and waterproof functions according to claim 1, wherein dustproof porous nets (14) are fixedly connected to two ends of a through hole of the shell (1), and a porous water absorption box (21) is fixedly connected to the inner side of the shell (1).

Description

PLC controller sealing shell with dustproof and waterproof functions Technical Field The utility model relates to the technical field of controller protection equipment, in particular to a PLC controller sealing shell with dustproof and waterproof functions. Background The PLC controller is a programmable logic controller, is an electronic system operated by digital operation, and is used for industrial control. The method is widely applied to the scenes of factory automation, building control, transportation and the like. In the production and processing, the PLC can realize accurate automatic control, improves production efficiency and stability. The shell mainly comprises a shell, a cover plate, a sealing ring and other parts, and has the functions of accommodating, sealing and sealing respectively. When the sealing device is used, the PLC controller is installed in the shell, the circuit is connected, and then the sealing plate is used for sealing, so that the sealing ring is tightly attached, and dust prevention and water prevention are realized. Through a set program, the PLC can automatically control the production flow according to the requirement, the operation is simple, safe and reliable, and the normal operation and the production continuity of the equipment are effectively ensured; Among the prior art, PLC controller seal housing adopts screw fixation sealed lid and casing often, this kind of mode complex operation, and during maintenance at every turn, need spend a large amount of time screwing the screw and dismantle and install, seriously influence maintenance efficiency, simple screw fixation sealed effect is limited moreover, joint strip if the installation is improper and ageing after long-term use for dust, moisture invade easily, lead to the damage of PLC controller internal element, equipment operation stability reduces, life shortens, for this proposes a PLC controller seal housing with dustproof waterproof function to solve above-mentioned problem. Disclosure of utility model In order to make up for the defects, the utility model provides a PLC controller sealing shell with a dustproof and waterproof function, and aims to solve the problems that a sealing cover in the prior art is complex to detach and has poor waterproof and dustproof sealing effects. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a PLC controller seal housing with dustproof and waterproof function, includes the casing, the casing is provided with sealed lid, the bottom fixedly connected with quick detach clamping mechanism of sealed lid, the bottom inboard fixedly connected with waterproof sealing mechanism of casing, seal groove has been seted up at the top of casing, the bottom fixedly connected with joint strip of sealed lid, joint strip's outside sliding connection is in seal groove's inboard; The quick-release clamping mechanism comprises a clamping connecting plate, the outer side of the clamping connecting plate is connected to the inner side of a sliding groove of the shell in a sliding way, the inner side of the clamping connecting plate is provided with a sliding groove, the inner side of the sealing cover is connected with an unlocking pull rod in a sliding way, the bottom of the unlocking pull rod is fixedly connected with a control cone block, the outer side of the control cone block is connected to the inner side of the sliding groove of the clamping connecting plate in a sliding way, and the inner side of the clamping connecting plate is connected with a locking assembly in a sliding way; As a further description of the above technical solution: The locking assembly comprises a clamping slide rod, the outer side of the clamping slide rod is connected to the inner side of the clamping connecting plate in a sliding manner, one end of the clamping slide rod is rotationally connected with a contact wheel, the outer side of the contact wheel is in contact with the conical surface of the control cone block, and the other end of the clamping slide rod is connected to the inner side of the shell in a sliding manner; As a further description of the above technical solution: The locking spring is sleeved on the outer side of the unlocking pull rod, one end of the locking spring is fixedly connected to the outer side of the unlocking pull rod, and the other end of the locking spring is fixedly connected to the inner side of the sealing cover; As a further description of the above technical solution: An unlocking spring is sleeved on the outer side of the clamping slide rod, one end of the unlocking spring is fixedly connected to the inner side of the clamping connecting plate, and the other end of the unlocking spring is fixedly connected to the outer side of the clamping slide rod; As a further description of the above technical solution: The outer side of the shell is fixedly connected with a connector lug, and the outer side