CN216291692U - PLC control box convenient to winding displacement - Google Patents

Abstract

The utility model discloses a PLC control box convenient for wire arrangement, which comprises a control box, a smoke sensor and a distribution board, wherein the smoke sensor is arranged at the top of an inner cavity of the control box, the distribution board is arranged at the rear side of the inner cavity of the control box, and the PLC control box further comprises: the fire extinguishing mechanism is fixedly connected to the bottom end of the control box and is electrically connected with the smoke sensor; the number of the wire slots is a plurality of, and the wire slots are annularly arranged on the periphery of the front side of the switchboard; and the two protection mechanisms are respectively arranged at the upper end and the lower end of the front side of the switchboard. This PLC control box convenient to winding displacement, when the in-service use, can adjust the wire space of shuttling back and forth, realize according to the total width adjustment wire casing size of the wire that gathers together, labour saving and time saving when the staff arranges the line in the wire casing in addition, can be automatic to the control box in the first aid of putting out a fire, avoid the intensity of a fire to stretch and enlarge economic loss.

Description

PLC control box convenient to winding displacement

Technical Field

The utility model relates to the technical field of electricity, in particular to a PLC control box convenient for wire arrangement.

Background

The PLC control cabinet is a programmable control cabinet, and the control cabinet is a complete setControl cabinetCan realizeElectric machineControl of switchesAn electrical cabinet. The PLC control cabinet has the protection functions of overload, short circuit, open-phase protection and the like;

PLC's contact is more, means that the control box wire inslot is walked the line many and complicated, when the wiring to PLC, because the wire casing inner space is limited, can't be according to the wire total width adjustment wire casing size that gathers together, and staff wastes time and energy when the winding displacement of wire inslot, in addition, in case the conflagration takes place for the high temperature in the control box, the staff is difficult to arrive at the very first time usually, and the intensity of a fire spreads and will enlarge economic loss.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PLC control box convenient for wire arrangement, which at least solves the problems that the wire slot space of the PLC control box in the prior art is limited, the wire arrangement work is time-consuming and labor-consuming, the automatic fire extinguishing function is not provided, and the economic loss can not be further reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a PLC control box convenient to winding displacement, includes control box, smoke transducer and distribution board, smoke transducer installs in the inner chamber top of control box, the distribution board is installed in the inner chamber rear side of control box, still includes:

the fire extinguishing mechanism is fixedly connected to the bottom end of the control box and is electrically connected with the smoke sensor;

the number of the wire slots is a plurality of, and the wire slots are annularly arranged on the periphery of the front side of the switchboard;

the protection mechanisms are two in number and are respectively arranged at the upper end and the lower end of the front side of the switchboard;

the fire extinguishing mechanism includes:

the base is fixedly connected to the bottom end of the control box;

the controller is arranged on the left inner wall of the base and is electrically connected with the smoke sensor;

the dry powder fire extinguisher tank is arranged on the right side of the inner cavity of the base;

the electromagnetic valve is arranged at the liquid outlet of the dry powder fire extinguisher tank and is electrically connected with the controller;

one end of the conduit is arranged at the left end of the electromagnetic valve, and the other end of the conduit extends to the inner cavity of the control box;

the guard mechanism includes:

the base plate is fixedly connected to the front side of the switchboard, and the left end and the right end of the front side of the base plate are both provided with limiting grooves;

the screw rod is rotatably arranged in the inner cavity of the limiting groove through a miniature bearing, and the top end of the screw rod extends out of the upper surface of the substrate;

the knob is arranged at the top end of the screw rod;

the first clamping plate is fixedly connected to the top of the front side of the base plate;

the second clamping plate is in threaded connection with the outer wall of the screw and is in adaptive insertion connection with the inner cavity of the limiting groove;

the threading grooves are arranged on the upper surfaces of the first clamping plate and the second clamping plate at equal intervals from left to right;

the number of the positioning holes is four, and every two positioning holes are a group and are respectively arranged on the front sides of the left end and the right end of the upper surface of the first clamping plate and the upper surface of the second clamping plate;

and the blocking component is clamped in the inner cavity of the positioning hole.

Preferably, the outer walls of the two screws are threaded in opposite directions.

Preferably, the blocking assembly comprises: the number of the supporting rods is two, and the two supporting rods are respectively positioned on the front sides of the first clamping plate and the second clamping plate; the number of the telescopic rods is a plurality, and the telescopic rods are arranged on the inner sides of the two supporting rods at equal intervals from left to right; the two stretching parts are respectively arranged at the left end and the right end of the inner side of the two supporting rods and used for pulling the two supporting rods to approach each other; the number of the positioning blocks is four, every two positioning blocks are a group and are respectively arranged at the left end and the right end of the rear side of the first clamping plate and the rear side of the second clamping plate, and the positioning blocks are inserted into the inner cavities of the positioning holes to position the supporting rods.

Preferably, the part of the positioning block extending into the positioning hole is conical.

Preferably, the stretching portion includes: the sleeve is arranged at the top end of the supporting rod at the bottom; the pull rod can be inserted into the inner cavity of the sleeve in a vertically sliding manner, and the top end of the pull rod is fixedly connected with the bottom end of the supporting rod positioned at the top; and the spring is sleeved on the outer wall of the pull rod and is positioned in the inner cavity of the sleeve.

Compared with the prior art, the utility model has the beneficial effects that: this PLC control box convenient to winding displacement, through the bracing piece of drawing outward, can make the locating piece break away from the locating hole, alright relieve the sheltering from of telescopic link to the wire, rotatory knob, can drive second splint downward or rebound through screw rod screw thread rotation, can adjust the interval between first splint and the second splint, be convenient for the winding displacement with protect the wire, whether there is smog to appear through smoke transducer ability perception, the controller is used for controlling solenoid to open, can make dry powder in the dry powder fire extinguisher jar spray in the control box through the pipe, realize that the control box is put out a fire, therefore, when the in-service use, can adjust the wire space of shuttling, realize the wire total width adjustment wire casing size according to gathering together, labour saving and time saving when the online inslot winding displacement of staff, in addition, can be automatic put out a fire the first aid to the control box, avoid the intensity of a fire to stretch and enlarge economic loss.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front sectional view of the fire extinguishing mechanism;

FIG. 3 is a schematic view of the guard mechanism;

FIG. 4 is an enlarged view at A;

FIG. 5 is a front sectional view of the stretching section.

In the figure: 1. the fire extinguishing device comprises a control box, 2, a fire extinguishing mechanism, 21, a base, 22, a controller, 23, a dry powder fire extinguisher tank, 24, an electromagnetic valve, 25, a conduit, 3, a smoke sensor, 4, a switchboard, 5, a wire groove, 6, a protection mechanism, 61, a base plate, 62, a limiting groove, 63, a screw rod, 64, a knob, 65, a first clamping plate, 66, a second clamping plate, 67, a wire threading groove, 68, a positioning hole, 69, a blocking component, 691, a supporting rod, 692, a telescopic rod, 693, a stretching part, 6931, a sleeve, 6932, a pull rod, 6933, a spring, 694 and a positioning block.

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. 1-5, the present invention provides a technical solution: a PLC control box convenient for wire arrangement comprises a control box 1, smoke sensors 3 and a distribution board 4, wherein the smoke sensors 3 are installed at the top of an inner cavity of the control box 1, smoke is sensed through the smoke sensors 3, and an electric signal is sent to a controller 22, so that a fire disaster in the control box 1 is known, the distribution board 4 is installed on the rear side of the inner cavity of the control box 1 and used for installing electrical elements, the PLC control box further comprises a fire extinguishing mechanism 2, wire grooves 5 and a protection mechanism 6, the fire extinguishing mechanism 2, the wire grooves 5 and the protection mechanism 6 are fixedly connected to the bottom end of the control box 1 and electrically connected with the smoke sensors 3, the number of the wire grooves 5 is a plurality of, the wire grooves are annularly installed around the front side of the distribution board 4 and used for arranging and placing wires, and the number of the protection mechanisms 6 is two and are respectively installed at the upper end and the lower end of the front side of the distribution board 4;

the fire extinguishing mechanism 2 comprises a base 21, a controller 22, a dry powder fire extinguisher tank 23, an electromagnetic valve 24 and a conduit 25, wherein the base 21 is fixedly connected to the bottom end of the control box 1, the controller 22 is installed on the left inner wall of the base 21 and is electrically connected with the smoke sensor 3, the controller 22 is used for controlling the opening and closing of the electromagnetic valve 24, the dry powder fire extinguisher tank 23 is installed on the right side of an inner cavity of the base 21 and is used for providing dry powder for fire extinguishing, the electromagnetic valve 24 is installed at a liquid outlet of the dry powder fire extinguisher tank 23 and is electrically connected with the controller 22, one end of the conduit 25 is installed at the left end of the electromagnetic valve 24, and the other end of the conduit extends to the inner cavity of the control box 1, so that the dry powder in the dry powder fire extinguisher tank 23 can be guided into the control box 1, and the purpose of fire extinguishing is achieved;

the protection mechanism 6 comprises a base plate 61, a limit groove 62, a screw 63, a knob 64, a first clamp plate 65, a second clamp plate 66, a threading groove 67, a positioning hole 68 and a blocking component 69, wherein the base plate 61 is fixedly connected to the front side of the distribution board 4, the limit groove 62 is formed in each of the left end and the right end of the front side of the base plate 61, a space for the second clamp plate 66 to move up and down is reserved, the screw 63 is rotatably installed in an inner cavity of the limit groove 62 through a miniature bearing, the top end of the screw 63 extends out of the upper surface of the base plate 61, the knob 64 is installed at the top end of the screw 63, the first clamp plate 65 is fixedly connected to the top of the front side of the base plate 61, the second clamp plate 66 is screwed on the outer wall of the screw 63 and is in matched and inserted connection with the inner cavity of the limit groove 62, the lead is blocked through the matching of the first clamp plate 65 and the second clamp plate 66, the lead is sorted and protected, the threading grooves 67 are provided in a plurality, the threading grooves 67 are equidistantly arranged on the upper surfaces of the first clamp plate 65 and the second clamp plate 66 from left to right, the wires are led to and fro through the threading grooves 67, the number of the positioning holes 68 is four, every two positioning holes are a group and are respectively arranged at the front sides of the left end and the right end of the upper surface of the first clamping plate 65 and the second clamping plate 66, and the blocking component 69 is clamped in the inner cavity of the positioning hole 68.

Preferably, the thread directions of the outer walls of the two screws 63 are opposite, and when the two screws 63 rotate in opposite directions, the thread rotating force of the screws 63 can drive the second clamping plate 66 to move up and down, and the second clamping plate 66 can be stably kept at the current position by the opposite thread directions of the two screws 63.

As a preferred scheme, furthermore, the blocking assembly 69 includes two support rods 691, two telescopic rods 692, a plurality of stretching portions 693 and positioning blocks 694, the two support rods 691 are respectively located at the front sides of the first clamping plate 65 and the second clamping plate 66, the number of telescopic rods 692 is a plurality, the telescopic rods 692 are equidistantly installed at the inner sides of the two support rods 691 from left to right, the telescopic rods 692 block the wires, the number of stretching portions 693 is two, the two stretching portions are respectively installed at the left and right ends of the inner sides of the two support rods 691 and used for pulling the two support rods 691 to approach each other, the number of the positioning blocks 694 is four, each two supporting rods are respectively installed at the left and right ends of the rear sides of the first clamping plate 65 and the second clamping plate 66, and the positioning blocks 694 are inserted into the inner cavities of the positioning holes 68 to position the support rods 691.

Preferably, the positioning block 694 is tapered to extend into the positioning hole 68, so that the positioning block 694 can be inserted into the positioning hole 68.

Preferably, the stretching portion 693 includes a sleeve 6931, a pull rod 6932 and a spring 6933, the sleeve 6931 is installed at a top end of the support rod 691 located at the bottom, the pull rod 6932 is inserted into an inner cavity of the sleeve 6931 in a vertically sliding manner, the top end of the pull rod 6932 is fixedly connected with a bottom end of the support rod 691 located at the top, the spring 6933 is sleeved on an outer wall of the pull rod 6932 and located in the inner cavity of the sleeve 6931, the spring 6933 is a rotary spring, and is elastically deformed after being stretched or squeezed, and is restored to an initial state after an external force is removed, and the pull rod 6932 can move into the sleeve 6931 by an elastic force of the spring 6933.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

Step one, when the wire arrangement is needed, pulling the two support rods 691 outwards to make the pull rod 6932 move outwards along the inner wall of the sleeve 6931 and extrude the spring 6933 until the positioning block 694 moves outwards and moves out of the positioning hole 68, removing the blocking component 69, respectively rotating the two knobs 64 in opposite directions to make the two screws 63 rotate in opposite directions, because the thread directions of the two screws 63 are opposite, the second clamping plate 66 can move downwards under the driving of the thread rotating force of the screws 63 to enlarge the width between the first clamping plate 65 and the second clamping plate 66, further enlarge the operating space of the working personnel, so that the wire can conveniently shuttle in the space clamped by the first clamping plate 65 and the second clamping plate 66, the wire threading groove 67 can change the traction direction of the wire, the wire can be regularly connected to the corresponding binding post of the PLC, the complete wire arrangement can be realized through the cooperation of the wire groove 5, and after the wire arrangement is finished, according to the total width of the gathered wires, reversely screwing the knob 64 to drive the screw 63 to rotate, further driving the screw 63 to rotate by the thread rotating force to drive the second clamping plate 66 to move upwards, clamping the lead between the first clamping plate 65 and the second clamping plate 66, pulling the supporting rod 691 outwards, moving the supporting rod 691 to enable the positioning block 694 to correspond to the positioning hole 68, loosening the supporting rod 691, driving the pulling rod 6932 to move towards the sleeve 6931 by the spring 6933 under the action of self elasticity, continuously reducing the distance between the two supporting rods 691, enabling the positioning block 694 to extend into the positioning hole 68, blocking the lead by the telescopic rod 692 and protecting the lead;

step two, when smoke is generated in the control box 1 due to fire, the smoke sensor 3 is triggered to send an electric signal to the controller 22, so that the controller 22 controls the electromagnetic valve 24 to be opened, dry powder in the dry powder fire extinguisher tank 23 is sprayed out from the conduit 25, and fire extinguishment is carried out in the control box 1;

this device can adjust the interval between first splint 65 and the second splint 66, enlarges staff's winding displacement space, and the winding displacement of being convenient for and wire protection can be detected and put out a fire to the conflagration when the conflagration breaing out, prevent that the intensity of a fire from stretching, reduce economic loss, more do benefit to the popularization.

In the description of the present invention, it is to be understood that the terms "bottom", "one end", "middle", "other end", "upper", "top", "inner", "front", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated; unless otherwise explicitly stated or limited, the terms "electrically connected," "fixedly connected," "mounted," "plugged," "opened," "sleeved," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a PLC control box convenient to winding displacement, includes control box (1), smoke transducer (3) and distribution board (4), smoke transducer (3) are installed in the inner chamber top of control box (1), distribution board (4) are installed in the inner chamber rear side of control box (1), its characterized in that still includes:

the fire extinguishing mechanism (2) is fixedly connected to the bottom end of the control box (1) and is electrically connected with the smoke sensor (3);

a plurality of wire slots (5) are annularly arranged around the front side of the switchboard (4);

two protection mechanisms (6) are respectively arranged at the upper end and the lower end of the front side of the switchboard (4);

the fire extinguishing mechanism (2) comprises:

the base (21) is fixedly connected to the bottom end of the control box (1);

the controller (22) is installed on the left inner wall of the base (21) and is electrically connected with the smoke sensor (3);

the dry powder fire extinguisher tank (23) is arranged on the right side of the inner cavity of the base (21);

the electromagnetic valve (24) is arranged at the liquid outlet of the dry powder fire extinguisher tank (23) and is electrically connected with the controller (22);

one end of the conduit (25) is arranged at the left end of the electromagnetic valve (24), and the other end of the conduit extends to the inner cavity of the control box (1);

the guard mechanism (6) comprises:

the base plate (61) is fixedly connected to the front side of the distribution board (4), and limiting grooves (62) are formed in the left end and the right end of the front side of the base plate (61);

the screw rod (63) is rotatably arranged in the inner cavity of the limit groove (62) through a miniature bearing, and the top end of the screw rod (63) extends out of the upper surface of the substrate (61);

a knob (64) attached to the tip of the screw (63);

a first clamping plate (65) fixedly connected to the top of the front side of the base plate (61);

the second clamping plate (66) is in threaded connection with the outer wall of the screw (63) and is in adaptive insertion connection with the inner cavity of the limiting groove (62);

the number of the threading grooves (67) is a plurality, and the threading grooves (67) are arranged on the upper surfaces of the first clamping plate (65) and the second clamping plate (66) at equal intervals from left to right;

the positioning holes (68) are four in number, and two positioning holes are respectively arranged on the front sides of the left end and the right end of the upper surface of the first clamping plate (65) and the upper surface of the second clamping plate (66) in a group;

and the blocking component (69) is clamped in the inner cavity of the positioning hole (68).

2. The PLC control box of claim 1, wherein: the thread directions of the outer walls of the two screw rods (63) are opposite.

3. The PLC control box of claim 1, wherein: the blocking assembly (69) comprises:

the number of the supporting rods (691) is two, and the two supporting rods (691) are respectively positioned on the front sides of the first clamping plate (65) and the second clamping plate (66);

the number of the telescopic rods (692) is a plurality, and the telescopic rods are arranged on the inner sides of the two supporting rods (691) at equal intervals from left to right;

the two stretching parts (693) are respectively arranged at the left end and the right end of the inner side of the two support rods (691) and used for pulling the two support rods (691) to approach each other;

the number of the positioning blocks (694) is four, every two positioning blocks are a group and are respectively arranged at the left end and the right end of the rear side of the first clamping plate (65) and the second clamping plate (66), and the positioning blocks (694) are inserted into the inner cavity of the positioning hole (68) to position the supporting rod (691).

4. The PLC control box convenient for wire arrangement of claim 3, wherein: the part of the positioning block (694) extending into the positioning hole (68) is conical.

5. The PLC control box convenient for wire arrangement of claim 3, wherein: the stretching portion (693) includes:

a sleeve (6931) mounted on the top end of the support rod (691) at the bottom;

the pull rod (6932) can be inserted into the inner cavity of the sleeve (6931) in a vertically sliding mode, and the top end of the pull rod is fixedly connected with the bottom end of the supporting rod (691) located at the top;

the spring (6933) is sleeved on the outer wall of the pull rod (6932) and is positioned in the inner cavity of the sleeve (6931).

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