CN221081752U

CN221081752U - Programmable logic controller with interface protection mechanism

Info

Publication number: CN221081752U
Application number: CN202322675009.XU
Authority: CN
Inventors: 杨昆晖; 杨明晖
Original assignee: Yunnan Tongya Automation Technology Co ltd
Current assignee: Yunnan Tongya Automation Technology Co ltd
Priority date: 2023-10-07
Filing date: 2023-10-07
Publication date: 2024-06-04
Anticipated expiration: 2033-10-07

Abstract

The utility model discloses a programmable logic controller with an interface protection mechanism, and relates to the technical field of programmable logic controllers; the utility model comprises a protective box, wherein a controller body is arranged in the protective box, an interface is arranged on one side of the controller body, a fixed box is fixedly penetrated on one side, close to the interface, of the top end of the protective box, uniformly distributed heat dissipation ports are arranged on one side, far away from the fixed box, of the top end of the protective box, a movable rod is movably inserted in the middle of the fixed box, a supporting plate is fixedly arranged in the fixed box, the movable rod penetrates through the supporting plate, a first gasket is arranged in the middle of the top end of the fixed box, the movable rod penetrates through the first gasket, and a second gasket is arranged on the top end of the movable rod; according to the utility model, the movable rod can be lifted by arranging the strong spring, so that the connecting wire is fixed, the connecting wire is prevented from sagging and being unusable after the interface is loose, and meanwhile, the certain stability of the connecting wire is also improved, and the connecting wire is prevented from being pulled out after being carelessly touched.

Description

Programmable logic controller with interface protection mechanism

Technical Field

The utility model relates to the technical field of programmable logic controllers, in particular to a programmable logic controller with an interface protection mechanism.

Background

The programmable logic controller is a digital operation controller with a microprocessor and used for automatic control, can load control instructions into a memory at any time for storage and execution, and consists of a CPU, instruction and data memory, an input/output interface, a power supply, digital-analog conversion and other functional units;

The publication number CN214013256U discloses a programmable logic controller protection architecture, including the controller shell, the lower extreme surface of controller shell is provided with the installation base, the upper end surface of controller shell is provided with the controller panel, the upper end surface of controller panel is provided with wiring mouth protection machanism and output protection machanism. The programmable logic controller protection structure is provided with the wiring port protection mechanism and the output end protection mechanism, so that when the controller is used, liquid can be prevented from entering the controller from the inside of the wiring port, the controller is beneficial to people, when the output end is wired, the wiring of the output end can be penetrated into the output end from the inside of the dustproof hairbrush and connected to the output end, and dust and foreign matters are prevented from entering the output end to cause the short circuit of the wiring of the output end, the controller is beneficial to use, and a better application prospect is brought;

however, the above patent has the following problems in use;

The above patent does not consider that the programmable logic controller is frequently pulled out and plugged when using, which leads to the interface of the programmable logic controller to be loose, and because the connecting wire has a certain weight, the joint of the connecting wire sags, and cannot be completely plugged into the interface, thereby affecting the use.

In view of the above, the inventors propose a programmable logic controller with an interface protection mechanism for solving the above-mentioned problems.

Disclosure of utility model

In order to solve the problem that the interface of the programmable logic controller is loose, and a connecting wire cannot be completely inserted into the interface; the utility model aims to provide a programmable logic controller with an interface protection mechanism.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a programmable logic controller with interface protection machanism, includes the protective housing, the inside of protective housing is provided with the controller body, the interface has been seted up to one side of controller body, one side fixed running through that the protective housing top is close to the interface has a fixed box, evenly distributed's thermovent has been seted up to one side that the fixed box was kept away from to the protective housing top, the middle part movable plug of fixed box has the movable rod, the inside fixed mounting of fixed box has the backup pad, the movable rod runs through the backup pad, the top mid-section of fixed box is provided with first gasket, the movable rod runs through first gasket, the top of movable rod is provided with the second gasket, first gasket fixed mounting is in the top of fixed box, through powerful spring fixed connection between first gasket and the second gasket, the bottom fixed mounting of movable rod has the dead lever, the both ends rotation of dead lever are installed the connecting rod, two the outside of connecting rod is provided with the H template, the one end of connecting rod rotation is installed at the one end of H, the movable rod runs through the backup pad, the bottom of stable gear plate is installed in the fixed connection, the profile groove has the fixed connection plate is installed to the bottom of profile groove, the profile groove has the fixed connection plate, the profile groove has.

Preferably, the draw-in groove has been seted up to one side of protective housing, fixed being equipped with the fan in the draw-in groove, one side fixed mounting that the protective housing was kept away from to the fan has the shell, be provided with the motor in the shell, USB charge mouth has been seted up to one side that the protective housing was kept away from to the shell.

Preferably, the inner wall bottom of fixed box has seted up the stability groove of symmetric distribution, the both sides activity card of connecting plate is established in the stability groove.

Preferably, a blocking plate is fixedly arranged on one side, close to the stabilizing plate, of the inner wall of the protective box, and protective grooves are formed in the blocking plate and distributed in a trapezoid shape.

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

1. Through the arrangement of the strong spring, the movable rod can be lifted, thereby fixing the connecting wire, avoiding the connecting wire from sagging and being unusable after the interface is loose, simultaneously improving certain stability of the connecting wire, preventing the connecting wire from being pulled out after being carelessly touched,

2. Through setting up draw-in groove and fan, can cool down it when the operation of controller body produces the high temperature, improved the life of controller body, through setting up USB and charge the mouth, can charge for the motor, improve the continuation of journey.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of a blocking plate according to the present utility model.

Fig. 3 is a schematic structural view of the fixing case in the present utility model.

Fig. 4 is a schematic structural view of the stabilizer plate according to the present utility model.

Fig. 5 is a schematic structural view of a movable rod in the present utility model.

In the figure: 1. a protective box; 11. a controller body; 12. an interface; 13. a fixed box; 14. a movable rod; 15. a first gasket; 16. a second gasket; 17. a strong spring; 18. a fixed rod; 19. a connecting rod; 191. h-shaped plates; 192. a stabilizer bar; 193. a special-shaped gear; 194. a toothed plate; 195. a connecting plate; 196. a stabilizing plate; 197. a hollow groove; 2. a clamping groove; 21. a fan; 22. a housing; 23. a USB charging port; 3. a support plate; 4. a stabilizing groove; 5. a heat radiation port; 6. a blocking plate; 61. a protective groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-5, the utility model provides a programmable logic controller with an interface protection mechanism, comprising a protection box 1, wherein a controller body 11 is arranged in the protection box 1, an interface 12 is arranged on one side of the controller body 11, a fixed box 13 is fixedly penetrated on one side of the top end of the protection box 1 close to the interface 12, a movable rod 14 is movably inserted in the middle of the fixed box 13, a first gasket 15 is arranged in the middle of the top end of the fixed box 13, the movable rod 14 penetrates through the first gasket 15, a second gasket 16 is arranged at the top end of the movable rod 14, the first gasket 15 and the second gasket 16 are fixedly connected through a strong spring 17, a fixed rod 18 is fixedly arranged at the bottom end of the movable rod 14, connecting rods 19 are rotatably arranged at two ends of the fixed rod 18, an H-shaped plate 191 is arranged on the outer side of the two connecting rods 19, the connecting rods 19 are rotatably arranged at one end of the H-shaped plate 191, the stabilizing rod 192 is penetrated through the end of the H-shaped plate 191 far away from the connecting rod 19 in a rotating way, two ends of the stabilizing rod 192 are rotatably arranged on the inner wall of the fixed box 13, a special-shaped gear 193 is fixedly arranged on the outer side of the stabilizing rod 192, a toothed plate 194 is connected with the outer side of the special-shaped gear 193 in a meshed way, a connecting plate 195 is fixedly arranged at the bottom end of the toothed plate 194, a stabilizing plate 196 is fixedly arranged at the bottom end of the connecting plate 195, a hollow groove 197 is formed at the bottom end of the fixed box 13, the stabilizing plate 196 penetrates through the hollow groove 197, the connecting plate 195 is contacted with the lower surface of the inner wall of the fixed box 13, the movable rod 14 is firstly pressed downwards to drive the fixed rod 18 to move downwards, at the moment, the connecting rod 19 moves downwards under the tension of the fixed rod 18 to enable the H-shaped plate 191 to rotate, the H-shaped plate 191 is enabled to be enabled to rotate from a vertical state to be a transverse state under the supporting of the stabilizing rod 192, the stabilizing rod 192 is enabled to rotate, the special-shaped gear 193 is enabled to rotate, make the pinion rack 194 rather than meshing remove to the direction of keeping away from movable rod 14 to let two pinion racks 194 carry out the reverse movement, and then let two stabilizer 196 carry out the reverse movement, insert the interface 12 department in the controller body 11 with the connecting wire this moment, loosen the pressure to movable rod 14, through setting up powerful spring 17, make the powerful spring 17 that receives after pressing reset, thereby drive movable rod 14 and rise, make two stabilizer 196 carry out the opposite movement, and then fix the connecting wire, avoid connecting wire sagging unable use after interface 12 is not hard up, also promoted the certain stability of connecting wire simultaneously, prevent that it from pulling out after the connecting wire is touched carelessly.

A clamping groove 2 is formed in one side of the protective box 1, a fan 21 is fixedly arranged in the clamping groove 2, a shell 22 is fixedly arranged on one side, away from the protective box 1, of the fan 21, a motor is arranged in the shell 22, and a USB charging port 23 is formed in one side, away from the protective box 1, of the shell 22.

Through adopting above-mentioned technical scheme, through setting up draw-in groove 2 and fan 21, can cool down it when controller body 11 operation produces the high temperature, improved controller body 11's life, through setting up USB and charge mouthful 23, can charge for the motor, improve the continuation of journey.

The support plate 3 is fixedly installed inside the fixed box 13, and the movable rod 14 penetrates through the support plate 3.

Through adopting above-mentioned technical scheme, through setting up backup pad 3, stability when can promoting movable rod 14 reciprocates for stabilizer plate 196 is fixed more firm to the connecting wire.

The inner wall bottom of fixed box 13 has offered the steady groove 4 of symmetric distribution, and the both sides activity card of connecting plate 195 is established in steady groove 4.

Through adopting above-mentioned technical scheme, through setting up stable groove 4, stability when having promoted the connecting plate 195 and removed for stable board 196 can be more steady when removing.

The side of the top end of the protective box 1 far away from the fixed box 13 is provided with evenly distributed heat dissipation openings 5.

Through adopting above-mentioned technical scheme, through setting up thermovent 5, can discharge the high temperature in the protective housing 1, improve the life of controller body 11.

A blocking plate 6 is fixedly arranged on one side of the inner wall of the protective box 1, which is close to the stabilizing plate 196, and protective grooves 61 are formed in the blocking plate 6 and distributed in a trapezoid shape.

By adopting the technical scheme, dust can be prevented from entering the protective box 1 by arranging the blocking plate 6, and the damage to the interface 12 caused by the dust entering the interface 12 is avoided.

The stabilizing plate 196 is made of silica gel.

Through adopting above-mentioned technical scheme, through setting up stabilizing plate 196 into the silica gel material, avoid stabilizing plate 196 to cause the damage to the connecting wire.

The first gasket 15 is fixedly installed at the middle of the top end of the fixed box 13, and the second gasket 16 is fixedly installed at the top end of the movable rod 14.

Through adopting above-mentioned technical scheme, through the fixed mounting of first gasket 15 and second gasket 16 for powerful spring 17 can jack up second gasket 16, thereby drives movable rod 14 and rises.

Working principle: firstly, the movable rod 14 is pressed downwards to drive the fixed rod 18 to move downwards, at the moment, the connecting rod 19 moves downwards under the tension of the fixed rod 18, so that the H-shaped plate 191 rotates, the H-shaped plate 191 is supported by the stabilizer rod 192 and is in a transverse state from a vertical state, so that the stabilizer rod 192 rotates, the special-shaped gear 193 is driven to rotate, the toothed plate 194 meshed with the special-shaped gear 193 moves in a direction away from the movable rod 14, the two toothed plates 194 move reversely, the two stabilizer plates 196 move reversely, at the moment, a connecting wire is inserted into the interface 12 in the controller body 11, the movable rod 14 is released from being pressed, the strong spring 17 after being pressed is reset by arranging the strong spring 17, the movable rod 14 is driven to rise, the two stabilizer plates 196 move in opposite directions, the connecting wire is fixed, the connecting wire is prevented from sagging and cannot be used after the interface 12 is loosened, and meanwhile, the connecting wire is prevented from being pulled out after being carelessly touched; then through setting up draw-in groove 2 and fan 21, can cool down it when controller body 11 operation produces the high temperature, improved controller body 11's life, through setting up USB and charging port 23, can charge for the motor, improve the duration.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. A programmable logic controller with interface protection mechanism, comprising a protection box (1), characterized in that: the inside of protective housing (1) is provided with controller body (11), interface (12) have been seted up to one side of controller body (11), one side that is close to interface (12) in protective housing (1) top is fixed to be run through and is had fixed box (13), the middle part activity of fixed box (13) is inserted and is had movable rod (14), the top middle part of fixed box (13) is provided with first gasket (15), movable rod (14) run through first gasket (15), the top of movable rod (14) is provided with second gasket (16), through powerful spring (17) fixed connection between first gasket (15) and second gasket (16), the bottom fixed mounting of movable rod (14) has dead lever (18), the both ends rotation of dead lever (18) are installed connecting rod (19), and the outside of two connecting rod (19) is provided with H template (191), the one end at H template (191) is installed in the rotation of connecting rod (19), the one end that H template (191) was kept away from rotation (192) is installed in the rotation of connecting rod (19), the profile rod (192) is installed in the fixed box (192) of two profile levers (192) is installed in rotation of the fixed box (192), the outside meshing of dysmorphism gear (193) is connected with pinion rack (194), the bottom fixed mounting of pinion rack (194) has connecting plate (195), the bottom fixed mounting of connecting plate (195) has stabilizer plate (196), empty slot (197) have been seted up to the bottom of fixed box (13), stabilizer plate (196) run through empty slot (197), the inner wall lower surface contact of connecting plate (195) and fixed box (13).

2. The programmable logic controller with the interface protection mechanism according to claim 1, wherein a clamping groove (2) is formed in one side of the protection box (1), a fan (21) is fixedly arranged in the clamping groove (2), a shell (22) is fixedly arranged on one side, far away from the protection box (1), of the fan (21), a motor is arranged in the shell (22), and a USB charging port (23) is formed on one side, far away from the protection box (1), of the shell (22).

3. A programmable logic controller with interface protection mechanism according to claim 1, characterized in that the inside of the fixed box (13) is fixedly provided with a support plate (3), and the movable rod (14) penetrates the support plate (3).

4. A programmable logic controller with an interface protection mechanism according to claim 3, characterized in that the bottom of the inner wall of the fixed box (13) is provided with symmetrically distributed stabilizing grooves (4), and two sides of the connecting plate (195) are movably clamped in the stabilizing grooves (4).

5. The programmable logic controller with the interface protection mechanism according to claim 4, wherein the side, far away from the fixed box (13), of the top end of the protection box (1) is provided with uniformly distributed heat dissipation ports (5).

6. The programmable logic controller with the interface protection mechanism according to claim 5, wherein a blocking plate (6) is fixedly arranged on one side, close to the stabilizing plate (196), of the inner wall of the protective box (1), protection grooves (61) are formed in the blocking plate (6), and the protection grooves (61) are distributed in a trapezoid shape.

7. The programmable logic controller with interface protection mechanism of claim 6, wherein said stabilizing plate (196) is made of silicone.

8. A programmable logic controller with interface protection mechanism according to claim 5, characterized in that the first pad (15) is fixedly mounted in the middle of the top end of the fixed box (13), and the second pad (16) is fixedly mounted in the top end of the movable rod (14).