CN110996577A

CN110996577A - PLC controller with good heat dissipation performance

Info

Publication number: CN110996577A
Application number: CN201911086231.8A
Authority: CN
Inventors: 王岚
Original assignee: Xian Lanxin Industrial Automation Engineering Co Ltd
Current assignee: Xian Lanxin Industrial Automation Engineering Co Ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-04-10

Abstract

The invention discloses a PLC (programmable logic controller) with good heat dissipation performance, which comprises an installation base, wherein a shell is arranged on the installation base, a cover plate is arranged at the top of the shell, a containing cavity is arranged outside the shell, an opening is formed in one side of the containing cavity, a push rod penetrates through the opening, a mounting groove is formed in the push rod, a control panel is placed in the mounting groove, a placing groove is formed in the shell, control equipment is arranged on the placing groove, a first motor and a temperature sensor are fixedly arranged at the top in the shell, the first motor is electrically connected with the temperature sensor and the control equipment, the output end of the first motor is connected with a rotating shaft, and a heat dissipation fan is arranged at the bottom of the. Has the advantages that: through being equipped with temperature sensor, detect the inside temperature of casing, when the high temperature, controlgear will control a motor work, drives the axis of rotation and rotates, and the axis of rotation rotates and drives radiator fan and rotate, carries out timely heat dissipation.

Description

PLC controller with good heat dissipation performance

Technical Field

The invention relates to the field of PLC control, in particular to a PLC with good heat dissipation performance.

Background

The PLC control system is a novel industrial control device of a generation formed by introducing a microelectronic technology, a computer technology, an automatic control technology and a communication technology on the basis of a traditional sequence controller, and aims to replace sequential control functions of a relay, execution logic, timing, counting and the like and establish a flexible program control system. The method has the characteristics of strong universality, convenience in use, wide application range, high reliability, strong anti-interference capability, simple programming and the like.

In chinese patent application No. CN201821266339.6, a PLC controller heat dissipation mechanism for electrical components is provided, which comprises a PLC controller main body, the PLC controller main body is located inside a heat dissipation box, a plurality of ventilation holes are respectively formed at both ends of the heat dissipation box, a fixing frame is respectively sleeved at both ends of the PLC controller main body, a support rod is vertically connected to the bottom end of the fixing frame, two support rods are commonly connected to the inner bottom end of the heat dissipation box, the two ends of the PLC controller main body are symmetrically provided with heat dissipation devices, each heat dissipation device comprises a first drainage fan, one end of each first drainage fan, which is close to the PLC controller main body, is fixedly provided with a drainage cover, the drainage cover is in contact with the inner wall of the heat dissipation box, and the inner wall of the drainage cover is horizontally connected with a plurality of connecting rods at equal intervals along the circumferential direction, one ends of the connecting rods, which are far away from the drainage cover, are jointly connected with a fixing ring, and the fixing ring is sleeved on the outer side of the fixing frame. The invention has the advantages of simple structure, convenient installation, good stability and good heat dissipation effect.

However, the control panel of the existing PLC controller is exposed outside the controller, and when the PLC controller is transported or passed by an operator, the PLC controller is easily touched by mistake, resulting in control error and loss.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The present invention is directed to a PLC controller with good heat dissipation performance, so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a PLC controller that heat dispersion is good, includes the installation base, be equipped with the casing on the installation base, the casing top is equipped with the apron, the casing is equipped with outward and accomodates the chamber, it is equipped with the opening part to accomodate chamber one side, the opening part runs through and is equipped with the push rod, be equipped with the mounting groove on the push rod, control panel has been placed in the mounting groove, it places the recess to be equipped with in the casing, it is equipped with controlgear on the recess to place, the fixed motor one and the temperature sensor that are equipped with in top in the casing, motor one with temperature sensor with controlgear electric connection, the output of motor one is connected with the axis of rotation, the installation.

Furthermore, a handle is fixedly arranged at the top of the cover plate.

Furthermore, a plurality of radiating ribs are arranged on two sides of the shell.

Further, accomodate the intracavity fixation and be equipped with the mounting panel, be equipped with motor two on the mounting panel, the output of motor two is connected with loose axle one, a loose axle outside cover is equipped with gear one, a gear outside cover is equipped with the chain.

Furthermore, the chain is far away from one end of the gear is sleeved on a second gear, and the middle part of the second gear is movably connected with the containing cavity through a second movable shaft.

Further, a sliding block is fixedly arranged on the chain, a limiting frame is sleeved on the outer side of the sliding block, the sliding block is matched with the limiting frame, and the push rod is fixed on the limiting frame.

The invention provides a PLC controller with good heat dissipation performance, which has the following beneficial effects:

(1) through being equipped with and accomodate chamber and push rod, when need not use control panel to can drive control panel through the push rod and get into to accomodate the intracavity and store, during the use, take out control panel, thereby avoid control panel to expose in the controller outside, touch control panel when transportation or operating personnel pass through, lead to control error, cause the loss. Through being equipped with temperature sensor, detect the inside temperature of casing, when the high temperature, controlgear will control a motor work, drives the axis of rotation and rotates, and the axis of rotation rotates and drives radiator fan and rotate, carries out timely heat dissipation.

(2) The handle is arranged, so that the cover plate can be conveniently opened and closed. Through being equipped with the heat dissipation arris, dispel the heat. Through being equipped with two work of motor, drive loose axle one and rotate, loose axle one rotates and drives gear one and rotate, thereby gear one rotates and drives chain and two rotations of gear, and the chain rotates and drives the slider and move along with the chain rotates, and the slider removes under the cooperation of spacing frame, drives the push rod and removes, thereby the push rod removes and drives mounting groove and control panel and remove, comes control panel and is accomodating the intracavity, still is accomodating extraluminal.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a PLC controller with good heat dissipation performance according to an embodiment of the present invention;

fig. 2 is a side view of a housing of a PLC controller with good heat dissipation performance according to an embodiment of the present invention;

fig. 3 is a schematic diagram of an internal structure of a housing in a PLC controller with good heat dissipation performance according to an embodiment of the present invention;

fig. 4 is a schematic diagram of an internal structure of a receiving cavity in a PLC controller with good heat dissipation performance according to an embodiment of the present invention.

Reference numerals:

1. installing a base; 2. a housing; 3. a cover plate; 4. a receiving cavity; 5. a push rod; 6. mounting grooves; 7. a control panel; 8. placing a groove; 9. a control device; 10. a first motor; 11. a temperature sensor; 12. a heat radiation fan; 13. a heat dissipation edge; 14. a second motor; 15. a first gear; 16. a chain; 17. a second gear; 18. a slider; 19. and a limiting frame.

Detailed Description

The invention is further described with reference to the following drawings and detailed description:

the first embodiment is as follows:

referring to fig. 1-4, a PLC controller with good heat dissipation performance according to an embodiment of the present invention includes a mounting base 1, a shell 2 is arranged on the mounting base 1, a cover plate 3 is arranged on the top of the shell 2, a containing cavity 4 is arranged outside the shell 2, an opening is arranged at one side of the containing cavity 4, a push rod 5 is arranged at the opening in a penetrating way, an installation groove 6 is arranged on the push rod 5, a control panel 7 is arranged in the mounting groove 6, a placing groove 8 is arranged in the shell 2, a control device 9 is arranged on the placing groove 8, a first motor 10 and a temperature sensor 11 are fixedly arranged at the top in the shell 2, the first motor 10 is electrically connected with the temperature sensor 11 and the control device 9, the output of motor 10 is connected with the axis of rotation, the installation of axis of rotation bottom is equipped with radiator fan 12, beneficial effect: through being equipped with and accomodating chamber 4 and push rod 5, when need not use control panel 7, thereby can drive control panel 7 through push rod 5 and enter into and accomodate the intracavity 4 and store, during the use, taking out control panel 7, thereby avoid control panel 7 to expose in the controller outside, touch control panel 7 when transportation or operating personnel pass through, lead to control error, cause the loss. Through being equipped with temperature sensor 11, detect the inside temperature of casing 2, when the high temperature, controlgear 9 will control the work of motor 10, drive the axis of rotation and rotate, and the axis of rotation rotates and drives cooling fan 12 and rotate, carries out timely heat dissipation.

Example two:

referring to fig. 1, for the cover plate 3, a handle is fixedly disposed at the top of the cover plate 3, and the cover plate 3 is conveniently opened and closed by the handle.

Example three:

referring to fig. 2, for the housing 2, a plurality of heat dissipation ribs 13 are disposed on both sides of the housing 2, and the heat dissipation ribs 13 are disposed to dissipate heat.

Example four:

referring to fig. 4, for the containing cavity 4, a mounting plate is fixedly arranged in the containing cavity 4, a second motor 14 is arranged on the mounting plate, an output end of the second motor 14 is connected with a first movable shaft, a first gear 15 is sleeved on the outer side of the first movable shaft, and a chain 16 is sleeved on the outer side of the first gear 15.

Example five:

referring to fig. 4, for the chain 16, one end of the chain 16, which is far away from the first gear 15, is sleeved on the second gear 17, and the middle part of the second gear 17 is movably connected with the accommodating cavity 4 through the second movable shaft.

Example six:

referring to fig. 4, for the chain 16, a sliding block 18 is fixedly arranged on the chain 16, a limiting frame 19 is sleeved outside the sliding block 18, the sliding block 18 is matched with the limiting frame 19, the push rod 5 is fixed on the limiting frame 19, a first movable shaft is driven to rotate by a second motor 14, the first movable shaft rotates to drive a first gear 15 to rotate, the first gear 15 rotates to drive the chain 16 and a second gear 17 to rotate, the chain 16 rotates to drive the sliding block 18 to move along with the rotation of the chain 16, the sliding block 18 moves under the matching of the limiting frame 19 to drive the push rod 5 to move, and the push rod 5 moves to drive the installation groove 6 and the control panel 7 to move so as to control the control panel 7 to be in the storage cavity 4 or be outside the storage cavity 4.

For the convenience of understanding the technical solutions of the present invention, the following detailed descriptions will be provided for the working principles or the operation modes of the present invention in the practical process

When in actual use, through being equipped with storage chamber 4 and push rod 5, when need not use control panel 7 to can drive control panel 7 through push rod 5 and enter into storage chamber 4 and store, during the use, taking out control panel 7, thereby avoid control panel 7 to expose in the controller outside, touch control panel 7 when transportation or operating personnel pass through, lead to control error, cause the loss. Through being equipped with temperature sensor 11, detect the inside temperature of casing 2, when the high temperature, controlgear 9 will control the work of motor 10, drive the axis of rotation and rotate, and the axis of rotation rotates and drives cooling fan 12 and rotate, carries out timely heat dissipation. By providing a handle, the cover 3 is easily opened and closed. The heat dissipation ribs 13 are provided to dissipate heat. Work through being equipped with two 14 motors, drive a loose axle and rotate, a loose axle rotates and drives a gear 15 and rotates, thereby a gear 15 rotates and drives chain 16 and two 17 rotations of gear, chain 16 rotates and drives slider 18 and rotate and remove along with chain 16, slider 18 removes under spacing frame 19's cooperation, it removes to drive push rod 5, thereby push rod 5 removes and drives mounting groove 6 and control panel 7 and remove, come control panel 7 in accomodating chamber 4, still outside accomodating chamber 4.

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

1. The PLC controller with good heat dissipation performance is characterized by comprising an installation base (1), wherein a shell (2) is arranged on the installation base (1), a cover plate (3) is arranged at the top of the shell (2), a containing cavity (4) is arranged outside the shell (2), an opening is formed in one side of the containing cavity (4), a push rod (5) penetrates through the opening, a mounting groove (6) is formed in the push rod (5), a control panel (7) is placed in the mounting groove (6), a placing groove (8) is formed in the shell (2), a control device (9) is arranged on the placing groove (8), a first motor (10) and a temperature sensor (11) are fixedly arranged at the inner top of the shell (2), the first motor (10) is electrically connected with the temperature sensor (11) and the control device (9), the output end of the first motor (10) is connected with a rotating shaft, and a heat radiation fan (12) is arranged at the bottom of the rotating shaft.

2. The PLC with good heat dissipation performance according to claim 1, wherein a handle is fixedly arranged at the top of the cover plate (3).

3. The PLC with good heat dissipation performance according to claim 2, wherein a plurality of heat dissipation ribs (13) are respectively formed on two sides of the housing (2).

4. The PLC with good heat dissipation performance according to claim 3, wherein a mounting plate is fixedly arranged in the accommodating cavity (4), a second motor (14) is arranged on the mounting plate, an output end of the second motor (14) is connected with a first movable shaft, a first gear (15) is sleeved on an outer side of the first movable shaft, and a chain (16) is sleeved on an outer side of the first gear (15).

5. The PLC with good heat dissipation performance is characterized in that one end, away from the first gear (15), of the chain (16) is sleeved on a second gear (17), and the middle of the second gear (17) is movably connected with the containing cavity (4) through a second movable shaft.

6. The PLC with good heat dissipation performance according to claim 5, wherein a sliding block (18) is fixedly arranged on the chain (16), a limiting frame (19) is sleeved outside the sliding block (18), the sliding block (18) is matched with the limiting frame (19), and the push rod (5) is fixed on the limiting frame (19).