CN111031716A

CN111031716A - PLC switch board that anti-seismic performance is good

Info

Publication number: CN111031716A
Application number: CN201911110949.6A
Authority: CN
Inventors: 是晓川
Original assignee: Xian Lanxin Industrial Automation Engineering Co Ltd
Current assignee: Xian Lanxin Industrial Automation Engineering Co Ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-04-17

Abstract

The invention discloses a PLC control cabinet with good anti-seismic performance, which comprises a base, wherein four corners of the base are provided with mounting holes, a plurality of spring shock absorbers are fixedly arranged on the base, a cabinet body is fixedly arranged on the spring shock absorbers, a reinforcing plate is fixedly arranged at the bottom in the cabinet body, a first rectangular box is fixedly arranged on the reinforcing plate, the upper end of the first rectangular box is open, a second rectangular box is fixedly arranged on the inner wall of one side of the first rectangular box, the lower end of the second rectangular box is open, and the first rectangular box is communicated with the second rectangular box. Has the advantages that: can fix the base subaerial, take place to empty when preventing the earthquake and lead to the PLC controller to damage, the gusset plate can increase the intensity of cabinet body bottom to can play fine buffering cushioning effect through air and the spring of compressing first rectangle case and second rectangle incasement, thereby can ensure that the earthquake also can normal use switch board, reduce the loss.

Description

PLC switch board that anti-seismic performance is good

Technical Field

The invention relates to the field of PLC control cabinets, in particular to a PLC control cabinet with good anti-seismic performance.

Background

The PLC control cabinet is widely applied, realizes the control of equipment automation and process automation, has the characteristics of stable network function, good performance, strong interference resistance and the like, is the core of modern industry, and is mostly covered by a common shell.

Chinese patent with patent number CN207266415U discloses a PLC controller, though it is higher to have stability, reliable operation, installation and debugging maintain convenient advantage, nevertheless in earthquake multiple places, the PLC switch board takes place to empty easily to the relatively poor easy messenger's of shock attenuation PLC controller vibrations in-process damages, unable steady operation, causes bigger loss.

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

Disclosure of Invention

The invention aims to provide a PLC control cabinet with good anti-seismic performance so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a PLC control cabinet with good anti-seismic performance comprises a base, wherein four corners of the base are respectively provided with a mounting hole, a plurality of spring shock absorbers are fixedly arranged on the base, a cabinet body is fixedly arranged on the spring shock absorbers, a reinforcing plate is fixedly arranged at the bottom in the cabinet body, a first rectangular box is fixedly arranged on the reinforcing plate, the upper end of the first rectangular box is opened, a second rectangular box is fixedly arranged on the inner wall of one side of the first rectangular box, the lower end of the second rectangular box is provided with an opening, the first rectangular box is communicated with the second rectangular box, a first piston is arranged in the first rectangular box in a sliding mode, a support rod is fixedly arranged on the first piston, a mounting plate is fixedly arranged on the support rod, a PLC controller is fixedly arranged on the mounting plate, a second piston is movably arranged in the second rectangular box, and a first spring is arranged between the second piston and the inner wall of the upper end of the second rectangular box.

Furthermore, the upper end of the first spring is fixedly connected with the upper wall of the second rectangular box, and the lower end of the first spring is fixedly connected with the second piston.

Furthermore, the opening inner wall of the first rectangular box is fixedly provided with a limiting frame.

Further, the outer wall of the supporting rod is sleeved with a second spring, the upper end of the second spring is fixedly connected with the mounting plate, and the lower end of the second spring is fixedly connected with the limiting frame.

Further, the elastic shock absorber comprises a sliding barrel, the sliding barrel is fixed on the base, a sliding rod is arranged in the sliding barrel, a third spring is fixedly arranged on the outer wall of the lower end of the sliding rod, the lower end of the third spring is fixedly connected with the bottom end of the sliding barrel, a first limiting ring is fixedly arranged on the inner wall of the upper end of the sliding barrel, and two second limiting rings are fixedly arranged on the outer wall of the lower end of the sliding rod in a manner that the sliding rod is close to the lower end.

Further, the cabinet body both sides have all been seted up the heat dissipation window just all be fixed the dust cover that is equipped with in the heat dissipation window.

Further, a cabinet door is movably arranged on one side of the cabinet body through a hinge, a cabinet lock is installed on the cabinet door, and a digging hand is embedded in the cabinet door.

Compared with the prior art, the invention has the following beneficial effects:

(1) according to the invention, the base, the mounting hole, the spring shock absorber, the first rectangular box and the second rectangular box are arranged, so that the base can be fixed on the ground, the PLC controller is prevented from being damaged due to toppling in an earthquake, the strength of the bottom end of the cabinet body can be increased by the reinforcing plate, and good buffering and shock absorption effects can be achieved by compressing air and springs in the first rectangular box and the second rectangular box, so that the control cabinet can be normally used in the earthquake, and the loss is reduced.

(2) The first piston can be prevented from being separated from the first rectangular box by arranging the limiting frame.

(3) By arranging the second spring, the mounting plate can compress the second spring to play a role in shock absorption during an earthquake.

(4) According to the invention, by arranging the sliding cylinder, the sliding rod, the third spring, the first limiting ring and the second limiting ring, the third spring can be compressed to play a role in shock absorption during an earthquake, and the first limiting ring and the second limiting ring can prevent the sliding rod from separating from the sliding cylinder.

(5) The heat dissipation window and the dust cover are arranged, so that the heat dissipation of the PLC can be facilitated, and dust in external air can be prevented from entering the cabinet body.

(6) According to the invention, through the arrangement of the cabinet door, the cabinet lock and the digger, the cabinet door can be opened to overhaul the PLC, the safety of the PLC can be improved through the cabinet lock, and the digger can facilitate the opening and closing of the cabinet door.

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 control cabinet with good seismic performance according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first rectangular box and a second rectangular box in a PLC control cabinet with good seismic performance according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a spring damper in a PLC control cabinet with good seismic performance according to an embodiment of the invention;

fig. 4 is a schematic structural diagram of a cabinet door in a PLC control cabinet with good seismic performance according to an embodiment of the present invention.

Reference numerals:

1. a base; 2. mounting holes; 3. a cabinet body; 4. a reinforcing plate; 5. a first rectangular box; 6. a second rectangular box; 7. a first piston; 8. a support bar; 9. mounting a plate; 10. a PLC controller; 11. a second piston; 12. a first spring; 13. a limiting frame; 14. a second spring; 15. a slide cylinder; 16. a slide bar; 17. a third spring; 18. a first limit ring; 19. a second stop collar; 20. a cabinet door; 21. a cabinet lock; 22. digging a hand; 23. a dust cover.

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 control cabinet with good anti-seismic performance according to an embodiment of the present invention includes a base 1, mounting holes 2 are formed at four corners of the base 1, a plurality of spring dampers are fixedly disposed on the base 1, a cabinet body 3 is fixedly disposed on the spring dampers, a reinforcing plate 4 is fixedly disposed at a bottom portion in the cabinet body 3, a first rectangular box 5 is fixedly disposed on the reinforcing plate 4, an upper end of the first rectangular box 5 is open, a second rectangular box 6 is fixedly disposed on an inner wall of one side of the first rectangular box 5, a lower end of the second rectangular box 6 is open, the first rectangular box 5 is communicated with the second rectangular box 6, a first piston 7 is slidably disposed in the first rectangular box 5, a support rod 8 is fixedly disposed on the first piston 7, a mounting plate 9 is fixedly disposed on the support rod 8, a PLC controller 10 is fixedly disposed on the mounting plate 9, a second piston 11 is movably arranged in the second rectangular box 6, and a first spring 12 is arranged between the second piston 11 and the inner wall of the upper end of the second rectangular box 6.

Through the scheme of the invention, the base 1 can be fixed on the ground, the PLC 10 is prevented from being damaged due to toppling in the earthquake, the reinforcing plate 4 can increase the strength of the bottom end of the cabinet body 3, and the air and the springs in the first rectangular box 5 and the second rectangular box 6 can be compressed to play a good role in buffering and damping, so that the normal use of the control cabinet in the earthquake can be ensured, and the loss is reduced.

Example two:

referring to fig. 1-2, for the first spring 12, the upper end of the first spring 12 is fixedly connected to the upper wall of the second rectangular box 6, and the lower end of the first spring 12 is fixedly connected to the second piston 11.

Example three:

for the first rectangular box 5, a limiting frame 13 is fixedly arranged on the inner wall of the opening of the first rectangular box 5, and the limiting frame 13 can prevent the first piston 7 from being separated from the first rectangular box 5.

Example four:

for the

bracing piece

8, 8 outer wall covers of bracing piece are equipped with second spring 14, second spring 14 upper end with mounting panel 9 fixed connection, second spring 14 lower extreme with spacing frame 13 fixed connection, second spring 14 can be when the earthquake, and mounting panel 9 compression second spring 14 plays absorbing effect.

Example five:

referring to fig. 3 and 4, for the elastic shock absorber, the elastic shock absorber includes a sliding cylinder 15, the sliding cylinders 15 are all fixed on the base 1, a sliding rod 16 is disposed in the sliding cylinder 15, a third spring 17 is fixedly sleeved on an outer wall of a lower end of the sliding rod 16, a lower end of the third spring 17 is fixedly connected with a bottom end of the sliding cylinder 15, a first limiting ring 18 is fixedly disposed on an inner wall of an upper end of the sliding cylinder 15, two second limiting rings 19 are fixedly sleeved on the outer wall of the lower end of the sliding rod 16, the third spring 17 is compressed to play a shock absorbing role during an earthquake, and the first limiting ring 18 and the second limiting rings 19 can prevent the sliding rod 16 from separating from the sliding cylinder 15.

Example six:

for the cabinet body 3, the heat dissipation window has all been seted up to cabinet body 3 both sides just all fixed dust cover 23 that is equipped with in the heat dissipation window, the heat dissipation window can be favorable to PLC controller 10's heat dissipation to can prevent that the dust in the outside air from getting into in the cabinet body 3.

Example seven:

to the

cabinet body

3, 3 one sides of the cabinet body are equipped with cabinet door 20 through the hinge activity, install cabinet lock 21 on the cabinet door 20, cabinet door 20 inlays and is equipped with digger 22, can open cabinet door 20 and overhaul PLC controller 10, and cabinet lock 21 can increase PLC controller 10's security, and digger 22 can make things convenient for cubical switchboard door 20.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In practical application, firstly, the base 1 is fixed on the ground by penetrating the anchor bolt through the mounting hole 2, when an earthquake occurs, the cabinet body 3 can absorb the shock by compressing the third spring 17, the reinforcing plate 4 can increase the mechanical strength of the bottom end of the cabinet body 3, the PLC 10 can press the first piston 7 downwards by the mounting plate 9, the first piston 7 can compress the air in the first rectangular box 5 and the second rectangular box 6, and can push the second piston 11 upwards to extrude the first spring 12, so that the shock absorption effect can be achieved, meanwhile, the mounting plate 9 can compress the second spring 14 to achieve the shock absorption effect, the control cabinet can be normally used by the earthquake through multiple shock absorption, the loss is reduced, the limit frame 13 can prevent the first piston 7 from being separated from the first rectangular box 5, and the slide rod 16 can be prevented from being separated from the slide cylinder 15 by the first limit ring 18 and the second limit ring 19, the radiator window can be favorable to the heat dissipation of PLC controller 10 to in can preventing that the dust in the outside air from getting into the cabinet body 3, can open cabinet door 20 and overhaul PLC controller 10, cabinet lock 21 can increase PLC controller 10's security, digs hand 22 and can make things convenient for cubical switchboard door 20.

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 control cabinet with good anti-seismic performance is characterized by comprising a base (1), wherein mounting holes (2) are formed in four corners of the base (1), a plurality of spring shock absorbers are fixedly arranged on the base (1), a cabinet body (3) is fixedly arranged on the spring shock absorbers, a reinforcing plate (4) is fixedly arranged at the bottom in the cabinet body (3), a first rectangular box (5) is fixedly arranged on the reinforcing plate (4), the upper end of the first rectangular box (5) is open, a second rectangular box (6) is fixedly arranged on the inner wall of one side of the first rectangular box (5), the lower end of the second rectangular box (6) is open, the first rectangular box (5) is communicated with the second rectangular box (6), a first piston (7) is slidably arranged in the first rectangular box (5), a support rod (8) is fixedly arranged on the first piston (7), the utility model discloses a support bar, including bracing piece (8), fixed mounting panel (9) that is equipped with on bracing piece (8), fixed PLC controller (10) that is equipped with on mounting panel (9), second rectangle case (6) internalization is equipped with second piston (11), second piston (11) with be equipped with first spring (12) between second rectangle case (6) upper end inner wall.

2. The PLC control cabinet with good earthquake resistance according to claim 1, wherein the upper end of the first spring (12) is fixedly connected with the upper wall of the second rectangular box (6), and the lower end of the first spring (12) is fixedly connected with the second piston (11).

3. The PLC control cabinet with good earthquake resistance according to claim 1, wherein a limit frame (13) is fixedly arranged on the inner wall of the opening of the first rectangular box (5).

4. The PLC control cabinet with good earthquake resistance according to claim 3, wherein a second spring (14) is sleeved on the outer wall of the support rod (8), the upper end of the second spring (14) is fixedly connected with the mounting plate (9), and the lower end of the second spring (14) is fixedly connected with the limiting frame (13).

5. The PLC control cabinet with good shock resistance according to claim 1, wherein the elastic shock absorber comprises sliding cylinders (15), the sliding cylinders (15) are all fixed on the base (1), sliding rods (16) are arranged in the sliding cylinders (15), the outer walls of the lower ends of the sliding rods (16) are fixedly sleeved with third springs (17), the lower ends of the third springs (17) are fixedly connected with the bottom ends of the sliding cylinders (15), the inner walls of the upper ends of the sliding cylinders (15) are fixedly provided with first limiting rings (18), and the sliding rods (16) are fixedly sleeved with two second limiting rings (19) near the outer walls of the lower ends.

6. The PLC control cabinet with good earthquake resistance according to claim 1, wherein heat dissipation windows are formed on both sides of the cabinet body (3), and dust covers (23) are fixedly arranged in the heat dissipation windows.

7. The PLC control cabinet with good earthquake resistance according to claim 6, wherein a cabinet door (20) is movably arranged on one side of the cabinet body (3) through a hinge, a cabinet lock (21) is arranged on the cabinet door (20), and a digging hand (22) is embedded in the cabinet door (20).