CN209845513U - Programmable controller protection device - Google Patents

Abstract

The utility model discloses a programmable controller protection device, including controller body and base, the draw-in groove has been seted up to controller body bottom surface, and draw-in groove and base top surface welded fixture block joint. The utility model discloses in, pass through the mounting hole with base and mount pad and fix between the work interval, carry out the joint with base top surface welded fixture block through the draw-in groove that its bottom surface was seted up with the controller body again, thereby cover controller body cage in transparent plastic board, when the controller body receives the collision, transparent plastic board at first can carry out the protection of first time to the controller body, and the setting of a plurality of fixture blocks and draw-in groove can improve the joint stability of controller body and base, place the cracked condition of junction appearance, the base can produce the displacement downwards simultaneously, compress the inside spring of damper through the connecting rod, thereby cushion the controller body that receives the collision, thereby the produced pressure of collision has been reduced, can originally play good guard action to the controller.

Description

Programmable controller protection device

Technical Field

The utility model relates to a programmable controller protection device technical field especially relates to a programmable controller protection device.

Background

A programmable controller is an electronic system for digital arithmetic operation, which is designed for application in an industrial environment. It uses programmable memories for storing instructions for logical operations and sequence control, timing, counting, and arithmetic operations, and controls various types of machinery or manufacturing processes through digital or analog input (I) and output (O) interfaces.

The conventional programmable controller is not provided with a protection device, and is generally fixed through a screw hole welded on the surface of the programmable controller, so that the programmable controller is exposed to the outside, the screw hole fixed in collision is easy to damage and break, the programmable controller falls off, the service life of the programmable controller is shortened, and the cable is exposed to the air for a long time, dust falls on the joint of the cable and the programmable controller, so that poor contact between the programmable controller and the cable is caused, and the normal work of control equipment is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a programmable controller protection device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a programmable controller protection device, includes controller body and base, the draw-in groove has been seted up to controller body bottom surface, and draw-in groove and base top surface welded fixture block joint, the base top surface is fixed with the frame all around, and inlays between the frame and have transparent plastic board, base bottom surface corner all around passes through damper and mount pad fixed connection, and damper includes connecting rod, spring, spacing hole and stopper.

Preferably, the surface all is equipped with the connector around the controller body, frame inboard surface passes through spout and rubber seal sliding connection, and the rubber seal is located the outside of connector, the opening has been seted up on rubber seal surface.

Preferably, the corners around the bottom surface of the base are fixedly connected with the limiting blocks inside the limiting holes through connecting rods, the bottom surfaces of the limiting blocks are elastically connected with springs, and the damping mechanisms are fixed at the corners around the top surface of the mounting seat.

Preferably, the surface of the rubber seal on one side is abutted against the connection port, and the surface of the rubber seal is provided with a plurality of through ports corresponding to the connection port.

Preferably, the frame and the transparent plastic plate form a cuboid hollow structure, and an inner space formed by the frame and the transparent plastic plate is slightly larger than the volume of the controller body.

Preferably, the top surface of the base is provided with a plurality of mounting holes, and the same mounting holes are correspondingly formed in the top surface of the mounting base below the mounting holes.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, pass through the mounting hole with base and mount pad and fix between the work interval, carry out the joint with base top surface welded fixture block through the draw-in groove that its bottom surface was seted up with the controller body again, thereby cover controller body cage in transparent plastic board, when the controller body receives the collision, transparent plastic board at first can protect the controller body, and the setting of a plurality of fixture blocks and draw-in groove can improve the joint stability of controller body and base, place the cracked condition of junction appearance, the base can produce the displacement downwards simultaneously, compress the inside spring of damper through the connecting rod, thereby cushion the controller body that receives the collision, thereby the produced pressure of collision has been reduced, can originally play good guard action to the controller.

2. The utility model discloses in, the back is accomplished in the installation of controller body, peg graft the cable conductor in the connector, pass through the spout again with the rubber seal and remove to the position at connector place, pass through the breach joint that the rubber seal bottom surface was seted up with the cable conductor in the through-hole, a rubber seal side surface pastes in connector department, makes the connector separate with external air to inside preventing that the dust in the external air from entering into the connector, improve the stability of controller body operation, thereby improved the stability that sets up the operation.

Drawings

Fig. 1 is a schematic structural diagram of a protection device for a programmable controller according to the present invention;

fig. 2 is a schematic structural view of a rubber seal of a protection device of a programmable controller according to the present invention;

fig. 3 is a structural diagram of a shock-absorbing head of a protection device of a programmable controller according to the present invention.

Illustration of the drawings:

1. a controller body; 2. a connecting port; 3. a card slot; 4. a frame; 5. a transparent plastic plate; 6. a rubber seal; 7. a base; 8. a mounting seat; 9. a damping mechanism; 10. a port; 11. a clamping block; 12. mounting holes; 13. a chute; 14. a spring; 15. a connecting rod; 16. a limiting hole; 17. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a programmable controller protection device comprises a controller body 1 and a base 7, wherein a clamping groove 3 is formed in the bottom surface of the controller body 1, the clamping groove 3 is clamped with a clamping block 11 welded to the top surface of the base 7, frames 4 are fixed on the periphery of the top surface of the base 7, a transparent plastic plate 5 is embedded between the frames 4, corners of the periphery of the bottom surface of the base 7 are fixedly connected with a mounting seat 8 through a damping mechanism 9, and the damping mechanism 9 comprises a connecting rod 15, a spring 14, a limiting hole 16 and a limiting block 17.

The front and back surfaces of the controller body 1 are provided with connectors 2, the inner side surface of the frame 4 is connected with the rubber sealing pad 6 in a sliding way through a sliding chute 13, the rubber sealing pad 6 is positioned at the outer side of the connecting port 2, the surface of the rubber sealing pad 6 is provided with a through port 10, the corners at the periphery of the bottom surface of the base 7 are fixedly connected with a limiting block 17 in a limiting hole 16 through a connecting rod 15, the bottom surface of the limiting block 17 is elastically connected with the spring 14, the damping mechanism 9 is fixed at the corner around the top surface of the mounting seat 8, one side surface of the rubber sealing pad 6 is abutted with the connecting port 2, the surface of the rubber sealing pad 6 is provided with a plurality of through holes 10 corresponding to the connecting ports 2, the frame 4 and the transparent plastic plate 5 form a cuboid hollow structure, and the inner space formed by the frame 4 and the transparent plastic plate 5 is slightly larger than the volume of the controller body 1, a plurality of mounting holes 12 are arranged on the top surface of the base 7, and the same mounting holes 12 are arranged on the top surface of the mounting seat 8 below the mounting holes 12.

The working principle is as follows: when in use, the base 7 and the mounting seat 8 are fixed in a working area through the mounting hole 12, then the controller body 1 is clamped with the clamping block 11 welded on the top surface of the base 7 through the clamping groove 3 arranged on the bottom surface of the controller body 1, so that the controller body 1 is covered in the transparent plastic plate 5, when the controller body 1 is collided, the transparent plastic plate 5 firstly protects the controller body 1, the arrangement of the clamping blocks 11 and the clamping grooves 3 can improve the clamping stability of the controller body 1 and the base 7, the fracture condition appears at the joint is placed, meanwhile, the base 7 can downwards displace, the spring 14 in the damping mechanism 9 is compressed through the connecting rod 15, so that the controller body 1 which is collided is buffered, the pressure generated by collision is reduced, the controller body 1 can be well protected, and the collision pressure disappears, spring 14 resets and promotes stopper 17 rebound in spacing hole 16, thereby make the inside space that produces the buffering of damper 9, controller body 1 installs the completion back, peg graft the cable conductor in connector 2, move the rubber seal 6 through spout 13 to the position at connector 2 place again, the breach joint that the bottom surface was seted up through rubber seal 6 with the cable conductor is in opening 10, 6 side surfaces of rubber seal are pasted in connector 2 department, make connector 2 separate with external air, thereby prevent that the dust in the external air from entering into inside connector 2, improve the stability of controller body 1 operation, thereby improved the stability that sets up the operation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a programmable controller protection device, includes controller body (1) and base (7), its characterized in that, draw-in groove (3) have been seted up to controller body (1) bottom surface, and draw-in groove (3) and base (7) top surface welded fixture block (11) joint, base (7) top surface is fixed with frame (4) all around, and inlays between frame (4) and have transparent plastic board (5), base (7) bottom surface corner all around passes through damper (9) and mount pad (8) fixed connection, and damper (9) include connecting rod (15), spring (14), spacing hole (16) and stopper (17).

2. The programmable controller protection device according to claim 1, wherein the front surface and the rear surface of the controller body (1) are provided with connecting ports (2), the inner side surface of the frame (4) is slidably connected with the rubber sealing pad (6) through a sliding groove (13), the rubber sealing pad (6) is positioned outside the connecting ports (2), and the surface of the rubber sealing pad (6) is provided with through ports (10).

3. The programmable controller protection device according to claim 1, wherein the corners around the bottom surface of the base (7) are fixedly connected with a limiting block (17) inside a limiting hole (16) through connecting rods (15), the bottom surface of the limiting block (17) is elastically connected with a spring (14), and the damping mechanisms (9) are fixed at the corners around the top surface of the mounting seat (8).

4. A plc protector according to claim 2, wherein the rubber seal (6) abuts against the connection port (2) on one side, and the rubber seal (6) has a plurality of through-holes (10) on its surface corresponding to the connection port (2).

5. The programmable controller protection device according to claim 1, wherein the frame (4) and the transparent plastic plate (5) form a rectangular parallelepiped hollow structure, and an internal space formed by the frame (4) and the transparent plastic plate (5) is slightly larger than the volume of the controller body (1).

6. The protection device for the programmable controller according to claim 1, wherein a plurality of mounting holes (12) are formed in the top surface of the base (7), and the same mounting holes (12) are formed below the mounting holes (12) and correspond to the top surface of the mounting base (8).