CN212908970U

CN212908970U - Safe type electronic engineering power protection device

Info

Publication number: CN212908970U
Application number: CN202021848412.8U
Authority: CN
Inventors: 王晓燕
Original assignee: Shaanxi Leineng To Electronic Technology Co ltd
Current assignee: Shaanxi Leineng To Electronic Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-04-06
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a safe electronic engineering power protection device, including power protection relay, LCD screen and two sets of mounting panels, the front of power protection relay is provided with protection mechanism, protection mechanism includes transparent safety cover and two sets of installation pieces, the both sides face of transparent safety cover all is provided with the mounting bar, the inside of mounting bar has seted up the through hole, the inside of mounting bar has seted up movable groove, embedded groove and the constant head tank that supplies the tip of mounting bar to penetrate respectively, the inside of movable groove is provided with the movable rod; the utility model discloses a protection mechanism of design is convenient for protect the LCD screen, has avoided operating personnel to miss in operation process easily and has touch the LCD screen and lead to the LCD screen by the fish tail and arouse the condition of crackle, and easy operation has improved the life of LCD screen and power protection relay's result of use.

Description

Safe type electronic engineering power protection device

Technical Field

The utility model belongs to the technical field of power protection equipment, concretely relates to safe type electronic engineering power protection device.

Background

The power protection relay can display the voltage of the three-phase power supply in real time and can provide a contact control signal for alarming output and protection circuit action output for a user through the output form of the relay when the power supply has faults of overvoltage, undervoltage, open phase, unbalance, phase error and the like, thereby playing the roles of alarming and protecting and ensuring the safe operation of the equipment.

When the conventional power protection relay is used, an operator easily touches the liquid crystal screen by mistake to cause the liquid crystal screen to be scratched and cracked, so that the liquid crystal screen is damaged, the service life of the liquid crystal screen is prolonged, the use effect of equipment is deteriorated, and the operation feeling of the operator is reduced.

Disclosure of Invention

An object of the utility model is to provide a safe type electronic engineering power protection device to current power protection relay that proposes in solving above-mentioned background art is when using, and the LCD screen is touched by mistake easily to operating personnel, leads to the LCD screen fish tail to appear and produce the crackle, leads to impaired, has not only reduced the life of LCD screen, also can cause equipment use effect variation, has reduced the problem of operating personnel's operation impression.

In order to achieve the above object, the utility model provides a following technical scheme: a safety electronic engineering power supply protection device comprises a power supply protection relay, a liquid crystal screen and two groups of mounting plates, the front surface of the power supply protective relay is provided with a protective mechanism which comprises a transparent protective cover and two groups of mounting blocks, the two side surfaces of the transparent protective cover are respectively provided with a mounting bar, the inside of the mounting bar is provided with a through hole, the mounting block is internally provided with a movable groove, an embedded groove and a positioning groove for the end part of the mounting bar to penetrate, the inside of the movable groove is provided with a movable rod, the bottom of the movable rod can pass through the through hole and extend to the inside of the embedded groove, the top of the movable rod extends to the outer part of the upper surface of the mounting block, the top of the movable rod is provided with a handle, the outside of movable rod is provided with two sets of blend stops, the outer wall of movable rod is equipped with lantern ring and spring respectively in the cover.

Preferably, multiunit wiring hole has been seted up on the surface of mounting panel, be provided with the confession on the mounting panel wiring hole carries out dirt-proof dustproof mechanism, dustproof mechanism includes dust strip and two sets of magnet, the both sides face of dust strip all is provided with the extension strip, the surface of extension strip is provided with the iron sheet, the iron sheet with adsorb between the magnet and connect.

Preferably, the surface of the mounting plate is further provided with a plurality of groups of screwing screws, and working ends of the screwing screws extend to the inside of the wiring holes.

Preferably, the transparent protective cover is provided with a mounting hole.

Preferably, the front surface of the power protection relay is also provided with three groups of keys.

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

(1) the utility model discloses a protection mechanism of design is convenient for protect the LCD screen, has avoided operating personnel to miss in operation process easily and has touch the LCD screen and lead to the LCD screen by the fish tail and arouse the condition of crackle, and easy operation has improved the life of LCD screen and power protection relay's result of use.

(2) The utility model discloses a dustproof mechanism of design is convenient for can prevent dust to the wiring hole when not using, has avoided external dust can get into the inside in wiring hole when not using, causes the condition that can lead to the contact failure of male electric wire and arouse the short circuit to take place when using, has improved the stability of power protection relay operation.

Drawings

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

FIG. 2 is a connection diagram of the mounting block, the movable rod and the mounting bar of the present invention;

FIG. 3 is a schematic sectional view of the mounting block and the mounting bar of the present invention;

FIG. 4 is a schematic structural view of the dustproof mechanism of the present invention;

fig. 5 is a schematic view of a mounting plate and a power protection relay of the present invention;

in the figure: 1. pressing a key; 2. a power supply protection relay; 3. a transparent protective cover; 4. mounting blocks; 5. mounting a plate; 6. a dust-proof strip; 7. mounting holes; 8. a liquid crystal screen; 9. a movable rod; 10. blocking strips; 11. positioning a groove; 12. mounting a bar; 14. a grip; 15. a collar; 16. a through hole; 17. a groove is embedded; 18. a spring; 19. a movable groove; 20. an extension bar; 21. iron sheets; 22. a magnet; 23. and a wiring hole.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a safe electronic engineering power supply protection device comprises a power supply protection relay 2, a liquid crystal screen 8 and two groups of mounting plates 5, wherein a protection mechanism is arranged on the front side of the power supply protection relay 2 and comprises a transparent protective cover 3 and two groups of mounting blocks 4, mounting bars 12 are arranged on two side surfaces of the transparent protective cover 3, through holes 16 are formed in the mounting bars 12, movable grooves 19, embedded grooves 17 and positioning grooves 11 for the end portions of the mounting bars 12 to penetrate through are respectively formed in the mounting blocks 4, movable rods 9 are arranged in the movable grooves 19, the bottoms of the movable rods 9 can penetrate through the through holes 16 and extend into the embedded grooves 17, the tops of the movable rods 9 extend to the outer portions of the upper surface of the mounting blocks 4, handles 14 are arranged at the tops of the movable rods 9, two groups of blocking bars 10 are arranged outside the movable rods 9, and lantern rings 15 and springs 18 are respectively sleeved on the outer walls of the, through the protection mechanism of design, be convenient for protect LCD screen 8, avoided operating personnel to miss LCD screen 8 easily in operation process and leaded to LCD screen 8 by the fish tail and the condition that arouses the crackle, easy operation has improved LCD screen 8's life and power protection relay 2's result of use.

In this embodiment, it is preferred, multiunit wiring hole 23 has been seted up on the surface of mounting panel 5, be provided with on mounting panel 5 and supply wiring hole 23 to carry out dirt-proof dustproof mechanism, dustproof mechanism includes dust strip 6 and two sets of magnet 22, the both sides face of dust strip 6 all is provided with extension strip 20, the surface of extension strip 20 is provided with iron sheet 21, adsorb between iron sheet 21 and the magnet 22 and be connected, dustproof mechanism through the design, be convenient for can prevent dust wiring hole 23 when not using, the outside dust can get into the inside of wiring hole 23 when not using has been avoided, cause and can lead to the condition emergence of male electric wire contact failure and arouse the short circuit when using, the stability of power protection relay 2 operation has been improved.

In this embodiment, it is preferable that the surface of the mounting plate 5 is further provided with a plurality of sets of tightening screws, and working ends of the tightening screws extend into the wiring holes 23.

In this embodiment, the transparent protective cover 3 preferably has a mounting hole 7.

In this embodiment, preferably, three sets of keys 1 are further disposed on the front surface of the power protection relay 2.

The utility model discloses a theory of operation and use flow:

the utility model discloses when using, hold grip 14 and move upwards, drive movable rod 9 and remove, movable rod 9 drives blend stop 10 and lantern ring 15 and then moves upwards, at this moment spring 18 receives the extrusion of lantern ring 15 and begins to compress, when handle 14 moves upwards and stops moving after suitable position, at this moment put transparent safety cover 3 in the positive position of LCD screen 8, and let the tip of mounting bar 12 penetrate the inside of constant head tank 11, at this moment the through hole 16 just coincides with the bottom position of movable rod 9, then release grip 14, spring 18 stretches back this moment, promote lantern ring 15 and move downwards, lantern ring 15 drives movable rod 9 and then moves downwards, then the bottom of movable rod 9 just passes through hole 16 and penetrates the inside of embedded groove 17, transparent safety cover 3 can be installed at this moment, transparent safety cover 3 can play the guard action to LCD screen 8; when the transparent protective cover 3 is damaged after being used for a long time, the handle 14 is moved upwards again, the handle 14 drives the movable rod 9 to move upwards, then the bottom of the movable rod 9 is sequentially separated from the embedded groove 17 and the through hole 16, then the transparent protective cover 3 is taken out, and the damaged transparent protective cover 3 can be replaced after the end part of the mounting bar 12 is separated from the positioning groove 11;

when the dustproof strip 6 is not used, the dustproof strip 6 is placed on the surface of the mounting plate 5 and covers and connects the wire hole 23, then the iron sheet 21 is adsorbed on the magnet 22, the dustproof strip 6 can be fixed, when the dustproof strip 6 is needed to be used, the dustproof strip 6 is taken away from the mounting plate 5, the iron sheet 21 is separated from the surface of the magnet 22, and the dustproof strip 6 can be taken down.

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 utility model provides a safe type electronic engineering power protection device, includes power protection relay (2), LCD screen (8) and two sets of mounting panel (5), its characterized in that: the front of the power protection relay (2) is provided with a protection mechanism, the protection mechanism comprises a transparent protection cover (3) and two sets of installation blocks (4), both side surfaces of the transparent protection cover (3) are provided with installation strips (12), through holes (16) are formed in the installation strips (12), movable grooves (19), embedded grooves (17) and positioning grooves (11) for the end portions of the installation strips (12) to penetrate are formed in the installation blocks (4), movable rods (9) are arranged in the movable grooves (19), the bottoms of the movable rods (9) can penetrate through the through holes (16) and extend to the inside of the embedded grooves (17), the tops of the movable rods (9) extend to the outer portions of the upper surfaces of the installation blocks (4), handles (14) are arranged at the tops of the movable rods (9), two sets of blocking strips (10) are arranged outside the movable rods (9), the outer wall of the movable rod (9) is respectively sleeved with a lantern ring (15) and a spring (18).

2. The safety electronic engineering power supply protection device of claim 1, wherein: multiunit wiring hole (23) have been seted up on the surface of mounting panel (5), be provided with the confession on mounting panel (5) wiring hole (23) carry out dirt-proof dustproof mechanism, dustproof mechanism includes dust strip (6) and two sets of magnet (22), the both sides face of dust strip (6) all is provided with extension strip (20), the surface of extension strip (20) is provided with iron sheet (21), iron sheet (21) with adsorb between magnet (22) and connect.

3. The safety electronic engineering power supply protection device of claim 2, wherein: the surface of mounting panel (5) still is provided with the screw of screwing of multiunit, the work end of the screw of screwing extends to the inside in wiring hole (23).

4. The safety electronic engineering power supply protection device of claim 1, wherein: the transparent protective cover (3) is provided with a mounting hole (7).

5. The safety electronic engineering power supply protection device of claim 1, wherein: the front surface of the power protection relay (2) is also provided with three groups of keys (1).