CN114206076A - Withstand voltage type PLC controller with alarming function - Google Patents

Withstand voltage type PLC controller with alarming function Download PDF

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Publication number
CN114206076A
CN114206076A CN202111527689.XA CN202111527689A CN114206076A CN 114206076 A CN114206076 A CN 114206076A CN 202111527689 A CN202111527689 A CN 202111527689A CN 114206076 A CN114206076 A CN 114206076A
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China
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outer protective
controller main
protective shell
main body
plc controller
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CN202111527689.XA
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Chinese (zh)
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白丰收
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Individual
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Individual
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Priority to CN202111527689.XA priority Critical patent/CN114206076A/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00Audible signalling systems; Audible personal calling systems
    • G08B3/10Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/0017Casings, cabinets or drawers for electric apparatus with operator interface units
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0217Mechanical details of casings
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0256Details of interchangeable modules or receptacles therefor, e.g. cartridge mechanisms
    • H05K5/026Details of interchangeable modules or receptacles therefor, e.g. cartridge mechanisms having standardized interfaces
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/03Covers
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • H05K7/20436Inner thermal coupling elements in heat dissipating housings, e.g. protrusions or depressions integrally formed in the housing

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

The invention discloses a pressure-resistant PLC (programmable logic controller) with an alarm function, which comprises a controller main body capable of programming a program, wherein the lower end of the front side of the controller main body is provided with wiring ports for connecting data wires, the wiring ports are symmetrically arranged in 2 groups in a left-right mode, a metal material outer protective shell for protecting the controller main body is arranged on the outer side of the controller main body, a heat dissipation plate is movably arranged in the outer protective shell, and a mounting plate is arranged on the rear side of the outer protective shell. This withstand voltage type PLC controller with alarming function adopts neotype structural design for the device utilizes inside heating panel and radiator fan to dispel the heat fast at the in-process that uses, and the elastic action who utilizes extrusion spring plays the cushioning effect, thereby plays the guard action to inside controller main part, and inside theftproof gear can receive the block of movable rack when receiving stealing, thereby can't take out the controller main part, bee calling organ sends the chimes of doom simultaneously.

Description

Withstand voltage type PLC controller with alarming function
Technical Field
The invention relates to the technical field of PLC (programmable logic controller), in particular to a pressure-resistant PLC with an alarm function.
Background
The PLC is a programmable logic controller, which is widely applied in the field of industrial control, and users can edit corresponding programs to achieve different control effects according to own requirements.
In the prior art, chinese patent with publication number CN212302279U discloses a PLC controller based on FPGA, which comprises a PLC controller main body, a dust-proof protective cover is installed outside the PLC controller main body, the dust-proof protective cover is transparent, a solar cell panel is installed above the PLC controller main body, support legs are installed on the left and right sides below the PLC controller main body, heat dissipation holes are formed in the bottom of the PLC controller main body, a USB interface, a power supply interface, an ethernet interface and an RS485 port are sequentially formed in the right side of the PLC controller main body from top to bottom, two connectors are installed at the top of the PLC controller main body, an air cushion is installed on each connector, a battery pack, a circuit board voltage stabilizer and a filter are installed in the PLC controller main body, the battery pack is installed on the right side inside the PLC controller main body, the battery pack is connected with the power supply interface, the battery pack is connected with the voltage stabilizer, the battery pack is connected with the solar cell panel, and the voltage stabilizer is connected with the filter.
However, in the actual use process, the parts inside the controller main body are precise, the parts can shake when being impacted by the outside, the parts and circuits inside the controller main body can be damaged by violent shaking, the controller main body cannot be used, and the controller main body belongs to a valuable product, so that a lawbreaker can steal the controller main body in the equipment, and the general controller main body has no anti-theft and alarm measures and is easy to steal to cause economic loss.
Disclosure of Invention
The invention aims to provide a pressure-resistant PLC (programmable logic controller) with an alarm function, which aims to solve the problems that internal parts and circuits are damaged due to impact and shaking and economic loss is caused due to easy theft because of no anti-theft alarm measures in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a withstand voltage type PLC controller with alarming function, includes the controller main part that can compile the procedure, controller main part front side lower extreme is provided with the wiring port that is used for connecting the data wire, just wiring port bilateral symmetry is provided with 2 groups altogether, and the controller main part outside is provided with the metal material outer protective housing that is used for protecting it, still includes:
the front baffle is detachably mounted on the front side of the outer protective shell, and an opening for observing the controller main body is formed in the middle of the front baffle in a penetrating mode;
the protective door is rotatably arranged on the front side of the front baffle, and the lower end of the protective door is provided with an opening for a connecting wire to pass through;
the heat dissipation plates are movably arranged in the outer protective shell, 2 heat dissipation plates are symmetrically arranged up and down, the heat dissipation plates are made of aluminum alloy materials, and push rods are rotatably arranged on the outer surfaces of the heat dissipation plates;
the heat dissipation fan is rotatably arranged at the upper end in the outer protective shell, and the position of the heat dissipation fan corresponds to the position of the heat dissipation plate up and down;
the dust filtering net is fixedly arranged on the upper surface of the outer protective shell and used for filtering dust in circulating air;
the sliding grooves are symmetrically formed in the surfaces of the left side and the right side of the controller main body, the sliding grooves and the controller main body form a penetrating structure, and the middle positions in the sliding grooves are provided with fixed racks at equal intervals;
the limiting strips are fixedly arranged on the left side and the right side inside the outer protective shell, and the positions of the limiting strips and the positions of the sliding grooves correspond to each other left and right;
the buzzer is fixedly arranged on the inner walls of the left side and the right side of the outer protective shell, and the buzzer is electrically connected with the controller main body by a lead;
the longitudinal reinforcing ribs are fixedly arranged on the upper side and the lower side in the outer protective shell, and are uniformly distributed at equal intervals from left to right;
the transverse reinforcing rods are arranged inside the longitudinal reinforcing ribs in a penetrating mode, the left ends and the right ends of the transverse reinforcing rods are fixedly arranged inside the outer protective shell, and sliding sleeves are arranged at the left ends and the right ends of the transverse reinforcing rods in a penetrating mode;
the mounting plate is arranged on the rear side of the outer protective shell, and the mounting plate and the mounting position are fixedly welded into an integrated structure;
fixing device installs both ends about the mounting panel front side, the inboard entering that runs through of fixing device the inside block structure that forms of protective housing.
Preferably, the heating panel through the catch bar with outer protective housing constitutes elevation structure, just the heating panel lower extreme with the installation is rotated in the sliding sleeve, utilizes the heating panel with the heat quick conduction that the controller main part produced to the controller main part extrudees the heating panel when rocking, thereby makes the catch bar rotate, outwards promotes the sliding sleeve when the catch bar pivoted.
Preferably, the heating panel surface with controller main part surface and laminating, just sliding sleeve pass through extrusion spring with elastic construction is constituteed to the outer protective housing, and sliding sleeve will extrude the spring compression when removing to utilize extrusion spring's elastic action to play certain cushioning effect, reduce the holistic range of rocking of controller main part, avoid damaging inside part and circuit.
Preferably, the sliding groove with constitute sliding structure between the spacing, just the inside front and back symmetry of spacing rotates installs the theftproof gear, utilizes the sliding groove of the controller main part left and right sides and the cooperation between the spacing to slide can install the controller main part inside protecting sheathing.
Preferably, the anti-theft gear and the fixed rack form a meshing structure, a movable rack is movably mounted on the side face of the anti-theft gear, and the controller body drives the anti-theft gear inside the limiting strip to rotate by using the fixed rack inside the sliding groove while being mounted.
Preferably, the movable rack and the limiting strip form an elastic structure through a return spring, and a metal block is fixedly arranged on the outer surface of the inner side of the movable rack.
Preferably, the inside electro-magnet that is provided with of spacing strip, just the electro-magnet with controller main part electric connection, and the electro-magnet with metal block component magnetic adsorption structure when receiving violence to disassemble, the electro-magnet cuts off the power supply in the twinkling of an eye and makes it lose magnetism, outwards promotes movable rack under reset spring's pushing action this moment to make it be in the engaged state with the theftproof gear, utilize movable rack and fixed rack to restrict its rotation to the common block of theftproof gear, thereby make the controller main part can't take out from the outer protective housing.
Preferably, the outer protective housing pass through fixing device with the mounting panel is constituteed and is dismantled mounting structure, just fixing device rear side is provided with sharp slider, when placing the outer protective housing at mounting panel front side surface, through fixing device's downstream and with form the block structure between the outer protective housing to realize the quick installation to outer protective housing and controller main part.
Preferably, the linear sliding block and the mounting plate form a sliding structure through a longitudinal screw rod, a transverse bevel gear is coaxially and fixedly mounted at the upper end of the longitudinal screw rod, and the linear sliding block which is mounted on the outer side of the longitudinal screw rod through threads is driven by rotation of the longitudinal screw rod to drive the fixing device to move downwards.
Preferably, the transverse bevel gear and the upper longitudinal bevel gear form an engaging structure, a pentagonal special-shaped groove is formed in the side surface of the longitudinal bevel gear, the transverse bevel gear in meshed connection with the longitudinal bevel gear drives the longitudinal screw rod to rotate through rotation of the longitudinal bevel gear, and the special-shaped groove in the side surface of the longitudinal bevel gear can prevent lawless persons from rotating randomly.
Compared with the prior art, the invention has the beneficial effects that: this withstand voltage type PLC controller with alarming function adopts neotype structural design, make the device utilize inside heating panel and radiator fan to dispel the heat fast at the in-process that uses, and utilize the elastic action of extrusion spring to play the cushioning effect, thereby play the guard action to inside controller main part, and the block that inside theftproof gear can receive movable rack when receiving stealing, thereby can't take out the controller main part, bee calling organ sends the chimes of doom simultaneously, its concrete content is as follows:
1. heating panel, catch bar, sliding sleeve, cooperation between horizontal stiffener and the extrusion spring is used, the heat that will produce is conducted fast through the contact of heating panel and controller main part, and the controller extrudees the heating panel when taking place to rock, make the catch bar take place to rotate, thereby make the sliding sleeve of its bottom outwards slide, compress the extrusion spring, the elastic action that utilizes the extrusion spring plays the cushioning effect, reduce the range of rocking, protect the controller main part.
2. Fixed rack, the anti-theft gear, the movable rack, cooperation between reset spring and the electro-magnet is used, baffle and guard gate receive the violence in the front when damaging, inside electro-magnet cuts off the power supply in the twinkling of an eye, thereby lose magnetism, the movable rack outwards removes under reset spring's impetus this moment, thereby be in the engaged state with the anti-theft gear, the rotation of restriction anti-theft gear under the common block effect of fixed rack and movable rack, make the controller main part can't take out from the outer protective housing, buzzer sends the police dispatch newspaper sound simultaneously.
3. The mounting plate, the fixing device, the linear sliding block, the longitudinal screw rod, the transverse bevel gear and the longitudinal bevel gear are matched for use, a specific special-shaped rotating button is inserted into a special-shaped groove in the side face of the longitudinal bevel gear to drive the longitudinal screw rod to rotate, so that the transverse bevel gear in meshed connection with the longitudinal screw rod drives the longitudinal screw rod to rotate, the linear sliding block on the outer side of the longitudinal screw rod drives the fixing device to move downwards, the fixing device is finally used for fixing the protective shell, and the special-shaped groove can play a role in preventing theft.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of a front cross-sectional structure of the outer protective shell according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic side view of a cross-sectional structure of the outer protective shell of the present invention;
FIG. 5 is a schematic view of a front cross-sectional structure of the stopper of the present invention;
FIG. 6 is a schematic top view of the anti-theft gear of the present invention;
FIG. 7 is a side sectional view of the mounting plate of the present invention;
FIG. 8 is an enlarged view of the structure at B in FIG. 7 according to the present invention;
FIG. 9 is a side view of the longitudinal bevel gear of the present invention.
In the figure: 1. a controller main body; 2. a wiring port; 3. an outer protective shell; 4. a front baffle; 5. a protective door; 6. a heat dissipation plate; 7. a heat radiation fan; 8. a dust filter screen; 9. a sliding groove; 10. a limiting strip; 11. a buzzer; 12. longitudinal reinforcing ribs; 13. a transverse stiffener; 14. mounting a plate; 15. a fixing device; 16. a push rod; 17. a sliding sleeve; 18. a compression spring; 19. an anti-theft gear; 20. fixing a rack; 21. a movable rack; 22. a return spring; 23. a metal block; 24. an electromagnet; 25. a linear slider; 26. a longitudinal screw rod; 27. a transverse bevel gear; 28. a longitudinal bevel gear; 2801. a special-shaped groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: the utility model provides a withstand voltage type PLC controller with alarming function, is provided with wiring port 2 that is used for connecting the data wire including the controller main part 1 that can write the procedure, 1 front side lower extreme of controller main part, and 2 bilateral symmetry of wiring port are provided with 2 groups altogether to the 1 outside of controller main part is provided with and is used for carrying out the metal material outer protective housing 3 of protection to it, still includes:
the front baffle 4 is detachably mounted on the front side of the outer protective shell 3, and an opening for observing the controller main body 1 is formed in the middle of the front baffle 4 in a penetrating mode;
the protective door 5 is rotatably arranged on the front side of the front baffle 4, and the lower end of the protective door 5 is provided with an opening for a connecting wire to pass through;
the heat dissipation plates 6 are movably arranged inside the outer protection shell 3, 2 heat dissipation plates 6 are symmetrically arranged up and down, the heat dissipation plates 6 are made of aluminum alloy materials, and push rods 16 are rotatably arranged on the outer surfaces of the heat dissipation plates 6;
the heat radiation fan 7 is rotatably arranged at the upper end in the outer protective shell 3, and the position of the heat radiation fan 7 and the position of the heat radiation plate 6 are mutually corresponding up and down;
the dust filter 8 is fixedly arranged on the upper surface of the outer protective shell 3, and the dust filter 8 is used for filtering dust in the circulating air;
the sliding grooves 9 are symmetrically formed in the left side surface and the right side surface of the controller main body 1, the sliding grooves 9 and the controller main body 1 form a penetrating structure, and the fixing racks 20 are arranged in the middle of the inner part of the sliding grooves 9 at equal intervals;
the limiting strips 10 are fixedly arranged on the left side and the right side inside the outer protective shell 3, and the positions of the limiting strips 10 correspond to the positions of the sliding grooves 9 left and right;
the buzzer 11 is fixedly arranged on the inner walls of the left side and the right side of the outer protective shell 3, and the buzzer 11 is electrically connected with the controller main body 1 by a lead;
the longitudinal reinforcing ribs 12 are fixedly arranged on the upper side and the lower side inside the outer protective shell 3, and the longitudinal reinforcing ribs 12 are uniformly distributed at equal intervals from left to right;
the transverse reinforcing rods 13 are arranged inside the longitudinal reinforcing ribs 12 in a penetrating mode, the left ends and the right ends of the transverse reinforcing rods 13 are fixedly arranged inside the outer protective shell 3, and sliding sleeves 17 are arranged at the left ends and the right ends of the transverse reinforcing rods 13 in a penetrating mode;
the heat dissipation plate 6 and the outer protective shell 3 form a lifting structure through a push rod 16, the lower end of the heat dissipation plate 6 is rotatably installed with a sliding sleeve 17, the outer surface of the heat dissipation plate 6 is jointed with the outer surface of the controller main body 1, the sliding sleeve 17 and the outer protective shell 3 form an elastic structure through the extrusion spring 18, a sliding structure is formed between the sliding groove 9 and the limiting strip 10, and the anti-theft gears 19 are symmetrically and rotationally arranged in the limiting bar 10 back and forth, the anti-theft gears 19 and the fixed rack 20 form a meshing structure, and the side surface of the anti-theft gear 19 is provided with a movable rack 21 which is movably arranged, the movable rack 21 and the limit strip 10 form an elastic structure through a return spring 22, and the outer surface of the inner side of the movable rack 21 is fixedly provided with a metal block 23, the inside of the limit strip 10 is provided with an electromagnet 24, the electromagnet 24 is electrically connected with the controller body 1, and the electromagnet 24 and the metal block 23 form a magnetic adsorption structure.
When the device is used, firstly, the sliding grooves 9 on the left side and the right side of the controller main body 1 and the limiting strips 10 inside the outer protective shell 3 are mutually corresponding and slide to enter the outer protective shell 3, at the moment, the fixed racks 20 inside the sliding grooves 9 and the anti-theft gears 19 are in a meshing state, after the controller main body 1 enters the inner part, the heat dissipation plates 6 on the upper side and the lower side are attached to the surfaces, the heat dissipation plates 6 made of aluminum alloy are utilized to quickly conduct the generated heat, meanwhile, the heat dissipation fan 7 above the outer protective shell 3 rotates to accelerate the air circulation inside, the heat is dissipated outside in time, in addition, the dust filtration net 8 is utilized to prevent dust from entering the inner part, when the outer protective shell 3 is impacted by the outer part, the transverse reinforcing rods 13 and the longitudinal reinforcing rods 12 inside the outer protective shell 3 are utilized to improve the strength of the outer protective shell 3, the deformation is avoided, and simultaneously, the shaking controller main body 1 extrudes the heat dissipation plates 6 on the upper side and the lower side, make the catch bar 16 of heating panel 6 surface take place to rotate, catch bar 16 promotes the sliding sleeve 17 of its bottom in the pivoted and compresses extrusion spring 18 to utilize extrusion spring 18's elastic action to play the cushioning effect, reduce the range of rocking, avoid controller main part 1 inside part and circuit to receive the damage.
When having lawbreaker to destroy guard gate 5 and preceding baffle 4 by force, outer protective housing 3 detects this action, break off the power of electro-magnet 24 immediately, electro-magnet 24 loses the adsorption of magnetism to metal block 23 this moment, thereby outwards promote the position with the 19 meshing of theftproof gear with movable rack 21 under reset spring 22's the impetus again, utilize movable rack 21 and fixed rack 20 to carry out the block jointly to theftproof gear 19, make controller main part 1 can't take out outer protective housing 3, buzzer 11 sends the alarm sound simultaneously, thereby reach the purpose of theftproof.
The mounting plate 14 is arranged on the rear side of the outer protective shell 3, and the mounting plate 14 and the mounting position are fixedly welded into an integrated structure;
and the fixing devices 15 are arranged at the upper end and the lower end of the front side of the mounting plate 14, and the inner sides of the fixing devices 15 penetrate into the outer protective shell 3 to form a clamping structure.
Outer protective housing 3 constitutes dismantlement mounting structure through fixing device 15 and mounting panel 14, and fixing device 15 rear side is provided with straight line slider 25, and straight line slider 25 constitutes sliding structure through vertical lead screw 26 and mounting panel 14, and the coaxial fixed mounting in vertical lead screw 26 upper end has horizontal bevel gear 27, and horizontal bevel gear 27 constitutes the meshing structure with the vertical bevel gear 28 in top, and vertical bevel gear 28 side is seted up and is pentagonal dysmorphism groove 2801.
When the outer protective shell 3 is installed, the installation plate 14 is firstly welded at a position to be installed, then the outer protective shell 3 is placed at the fixing device 15 at the lower end of the front side surface of the installation plate 14 to be clamped, then a rotating button matched with the special-shaped groove 2801 is inserted into the longitudinal bevel gear 28, the longitudinal bevel gear 28 is driven to rotate through the rotating button, so that the transverse bevel gear 27 in meshed connection with the outer protective shell drives the longitudinal screw rod 26 below the longitudinal bevel gear to rotate, the linear slider 25 in threaded connection with the outer side of the longitudinal screw rod 26 is driven to move downwards through the longitudinal screw rod 26, the fixing device 15 (close to the upper side) outside is driven to move downwards to enter the outer protective shell 3 to form a clamping structure again, the outer protective shell 3 is installed in a driven mode, and the rotating button is taken down after installation is completed, so that a lawless person cannot rotate the longitudinal bevel gear 28 without the rotating button.
The working principle is as follows: when the device is used, according to the structure shown in the figures 1-9, firstly, when the outer protective shell 3 is impacted externally, the strength of the outer protective shell 3 is improved by using the transverse reinforcing rods 13 and the longitudinal reinforcing ribs 12 in the outer protective shell, deformation is avoided, meanwhile, the swing controller main body 1 extrudes the heat dissipation plates 6 on the upper side and the lower side, so that the push rods 16 on the outer surfaces of the heat dissipation plates 6 rotate, the push rods 16 push the sliding sleeves 17 at the bottom ends of the push rods to compress the extrusion springs 18 while rotating, the elastic action of the extrusion springs 18 is utilized to play a role in shock absorption, the amplitude of swing is reduced, parts and circuits in the controller main body 1 are prevented from being damaged, and when lawless persons forcibly destroy the protective door 5 and the front baffle 4, the outer protective shell 3 detects the behavior, the power supply of the electromagnet 24 is immediately disconnected, at the moment, the electromagnet 24 loses magnetism and loses the adsorption effect on the metal block 23, thereby outwards promote movable rack 21 to the position with the meshing of theftproof gear 19 under reset spring 22's the impetus again, utilize movable rack 21 and fixed rack 20 to carry out the block jointly to theftproof gear 19, make controller main part 1 can't take out outer protective housing 3, buzzer 11 sends the alarm sound simultaneously, thereby reach the purpose of theftproof, can't take off outer protective housing 3 from mounting panel 14 under the condition that does not have specific rotation button simultaneously, this is exactly this the theory of operation of this withstand voltage type PLC controller with alarming function.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a withstand voltage type PLC controller with alarming function, is including the controller main part that can compile the procedure, controller main part front side lower extreme is provided with the wiring port that is used for connecting the data wire, just wiring port bilateral symmetry is provided with 2 groups altogether, and the controller main part outside is provided with the metal material outer protective housing that is used for protecting it, its characterized in that still includes:
the front baffle is detachably mounted on the front side of the outer protective shell, and an opening for observing the controller main body is formed in the middle of the front baffle in a penetrating mode;
the protective door is rotatably arranged on the front side of the front baffle, and the lower end of the protective door is provided with an opening for a connecting wire to pass through;
the heat dissipation plates are movably arranged in the outer protective shell, 2 heat dissipation plates are symmetrically arranged up and down, the heat dissipation plates are made of aluminum alloy materials, and push rods are rotatably arranged on the outer surfaces of the heat dissipation plates;
the heat dissipation fan is rotatably arranged at the upper end in the outer protective shell, and the position of the heat dissipation fan corresponds to the position of the heat dissipation plate up and down;
the dust filtering net is fixedly arranged on the upper surface of the outer protective shell and used for filtering dust in circulating air;
the sliding grooves are symmetrically formed in the surfaces of the left side and the right side of the controller main body, the sliding grooves and the controller main body form a penetrating structure, and the middle positions in the sliding grooves are provided with fixed racks at equal intervals;
the limiting strips are fixedly arranged on the left side and the right side inside the outer protective shell, and the positions of the limiting strips and the positions of the sliding grooves correspond to each other left and right;
the buzzer is fixedly arranged on the inner walls of the left side and the right side of the outer protective shell, and the buzzer is electrically connected with the controller main body by a lead;
the longitudinal reinforcing ribs are fixedly arranged on the upper side and the lower side in the outer protective shell, and are uniformly distributed at equal intervals from left to right;
the transverse reinforcing rods are arranged inside the longitudinal reinforcing ribs in a penetrating mode, the left ends and the right ends of the transverse reinforcing rods are fixedly arranged inside the outer protective shell, and sliding sleeves are arranged at the left ends and the right ends of the transverse reinforcing rods in a penetrating mode;
the mounting plate is arranged on the rear side of the outer protective shell, and the mounting plate and the mounting position are fixedly welded into an integrated structure;
fixing device installs both ends about the mounting panel front side, the inboard entering that runs through of fixing device the inside block structure that forms of protective housing.
2. The pressure-resistant PLC controller with the alarm function of claim 1, wherein: the heating panel passes through the catch bar with outer protective housing constitutes elevation structure, just the heating panel lower extreme with sliding sleeve rotates the installation.
3. The pressure-resistant PLC controller with the alarm function as claimed in claim 2, wherein: the heating panel surface with controller main part surface and laminating, just sliding sleeve pass through extrusion spring with outer protective housing constitutes elastic construction.
4. The pressure-resistant PLC controller with the alarm function of claim 1, wherein: the sliding groove with constitute sliding structure between the spacing, just the inside front and back symmetry of spacing rotates installs the theftproof gear.
5. The pressure-resistant PLC controller with the alarm function as claimed in claim 4, wherein: the anti-theft gear and the fixed rack form a meshing structure, and the side surface of the anti-theft gear is provided with a movable rack which is movably arranged.
6. The pressure-resistant PLC controller with the alarm function of claim 5, wherein: the movable rack and the limiting strip form an elastic structure through a return spring, and a metal block is fixedly arranged on the outer surface of the inner side of the movable rack.
7. The pressure-resistant PLC controller with the alarm function of claim 6, wherein: an electromagnet is arranged inside the limiting strip and electrically connected with the controller main body, and a magnetic adsorption structure is formed by the electromagnet and the metal block.
8. The pressure-resistant PLC controller with the alarm function of claim 5, wherein: the outer protective housing pass through fixing device with the mounting panel is constituteed and is dismantled mounting structure, just fixing device rear side is provided with sharp slider.
9. The pressure-resistant PLC controller with the alarm function of claim 8, wherein: the linear sliding block and the mounting plate form a sliding structure through a longitudinal screw rod, and a transverse bevel gear is coaxially and fixedly mounted at the upper end of the longitudinal screw rod.
10. The pressure-resistant PLC controller with the alarm function of claim 9, wherein: the transverse bevel gear and the upper longitudinal bevel gear form an engaging structure, and a pentagonal special-shaped groove is formed in the side face of the longitudinal bevel gear.
CN202111527689.XA 2021-12-15 2021-12-15 Withstand voltage type PLC controller with alarming function Pending CN114206076A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111527689.XA CN114206076A (en) 2021-12-15 2021-12-15 Withstand voltage type PLC controller with alarming function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111527689.XA CN114206076A (en) 2021-12-15 2021-12-15 Withstand voltage type PLC controller with alarming function

Publications (1)

Publication Number Publication Date
CN114206076A true CN114206076A (en) 2022-03-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111527689.XA Pending CN114206076A (en) 2021-12-15 2021-12-15 Withstand voltage type PLC controller with alarming function

Country Status (1)

Country Link
CN (1) CN114206076A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117374774A (en) * 2023-10-25 2024-01-09 浙江天润电气有限公司 Spliced transformer station device and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117374774A (en) * 2023-10-25 2024-01-09 浙江天润电气有限公司 Spliced transformer station device and preparation method thereof
CN117374774B (en) * 2023-10-25 2024-04-02 浙江天润电气有限公司 Spliced substation device and application method thereof

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