CN217086473U - Relay with protection device - Google Patents

Abstract

The utility model relates to a relay correlation field specifically is a relay with protection device, including relay base and fixed mounting be in control cabinet on the relay base, be equipped with the button on the control cabinet, still contain the setting and be in protection machanism on the control cabinet, protection machanism contains first guard plate and the second guard plate of fixed mounting both ends around the control cabinet, both ends can be dismantled respectively and be connected with third guard plate and fourth guard plate about first guard plate and second guard plate, the draw-in groove has all been seted up to the up end of third guard plate and fourth guard plate, there is the top cap through card strip joint on the draw-in groove, and has seted up a plurality of louvres on the top cap. Through setting up protection machanism on relay base, realized the purpose of covering the control cabinet, convenient to detach's top cap, third prevention backplate and fourth prevention backplate not only make things convenient for protection machanism's dismouting, also are convenient for the staff and overhaul the electrical components of control cabinet inside.

Description

Relay with protection device

Technical Field

The utility model relates to a relay technical field specifically is a relay with protection device.

Background

A relay is an electric relay control device with a protection device, and is an electric relay device with a protection device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount (excitation amount) meets a predetermined requirement. It has an interactive relationship between a control system (also called an input loop) and a controlled system (also called an output loop). It is usually applied to automatic control circuits, which are actually relay "reclosers" with protection devices that use small currents to control large currents to operate. Therefore, the circuit has the functions of automatic regulation, safety protection, circuit conversion and the like. The relay is an automatic switch element with an isolation function, is widely applied to remote control, remote measurement, communication, automatic control, electromechanical integration and power electronic equipment, and is one of the most important control elements. Relays generally have sensing mechanisms (input parts) that can reflect certain input variables (e.g., current, voltage, power, impedance, frequency, temperature, pressure, speed, light, etc.); an actuating mechanism (output part) which can realize the on and off control of the controlled circuit; between the input part and the output part of the relay, there is also an intermediate mechanism (driving part) for coupling and isolating the input quantity, processing the function and driving the output part.

The relay is the key device in the intelligence prepayment electric energy meter, the ammeter life-span has been decided to a certain extent in the life-span of relay, this device performance is good and bad and is crucial to the operation of intelligence prepayment electric energy meter, consequently need a relay protection device with protection device, relay protection device among the prior art is provided with the protective housing at the surface of relay usually, traditional protective housing is mostly the integral type structure, the protective housing of being not convenient for dismantle after the relay breaks down overhauls inside electrical components.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a relay with protection device can make the installation is dismantled in a flexible way to the outside protective housing of relay, is convenient for dismantle the protective housing after the relay breaks down and overhauls inside electrical components.

The utility model provides a relay with protection device, includes relay base and fixed mounting be in control cabinet on the relay base, be equipped with the button on the control cabinet, still contain the setting and be in protection machanism on the control cabinet, protection machanism contains first guard plate and the second guard plate at both ends around the control cabinet of fixed mounting, both ends can be dismantled respectively and are connected with third guard plate and fourth guard plate about first guard plate and the second guard plate, the draw-in groove has all been seted up to the up end of third guard plate and fourth guard plate, there is the top cap through card strip joint on the draw-in groove, and has seted up a plurality of louvres on the top cap, the top cap is trapezoidal.

Preferably, the butt joint groove has all been seted up at both ends about first guard plate and second guard plate, third guard plate and fourth guard plate are all pegged graft through the butt joint strip and are connected with first guard plate and second guard plate can dismantle respectively on the butt joint groove.

Preferably, a plurality of wiring grooves are formed in the front end and the rear end of the relay base, and positioning bolts are connected to the wiring grooves in an internal thread mode.

Preferably, both sides of the relay base are fixedly connected with limit blocks provided with screw holes, and the bottom of the relay base is provided with grooves.

Preferably, a separation block is fixed between every two wiring grooves, and the wiring grooves are arranged at equal intervals.

Preferably, the bottoms of the third protection plate and the fourth protection plate are hinged with the relay base.

Compared with the prior art, the beneficial effects of the utility model are that: the device is characterized in that a protection mechanism is arranged on a control console, a third protection plate and a fourth protection plate in the protection mechanism are hinged on a relay base and are connected with a first protection plate and a second protection plate through butt joint strips; when the electric appliance element inside the control cabinet needs to be overhauled, the top cover inserted in the clamping groove is pulled out, then the third-party protection plate and the fourth protection plate in the butt joint groove are pulled out, the control cabinet can be completely exposed, the structure not only achieves the purpose that the protection mechanism is convenient to detach and install, but also achieves the effect that a worker is convenient to overhaul and operate.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the top cover structure of the present invention;

fig. 4 is an enlarged schematic view of a structure in fig. 1.

Reference numerals: 1. a relay base; 2. a console; 3. a button; 4. a first guard plate; 5. a second guard plate; 6. a third protection plate; 7. a fourth guard plate; 8. a card slot; 9. clamping the strip; 10. a top cover; 11. heat dissipation holes; 12. butting strips; 13. a wiring slot; 14. positioning the bolt; 15. a limiting block; 16. a separation block; 17. and (4) a groove.

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 efforts belong to the protection scope of the present invention.

In the present invention, unless otherwise expressly specified and limited, directional terms such as "above", "below", "upper", "lower", "clockwise", "counterclockwise", "left", "right", etc., indicate orientations and positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the present invention.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature "on", "under" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

As shown in fig. 1-4, a relay with a protection device includes a relay base 1 and a console 2 fixedly mounted on the relay base 1, a button 3 is disposed on the console 2, and the relay further includes a protection mechanism disposed on the console 2, the protection mechanism includes a first protection plate 4 and a second protection plate 5 fixedly mounted on the front and rear ends of the console 2, the left and right ends of the first protection plate 4 and the second protection plate 5 are detachably connected with a third protection plate 6 and a fourth protection plate 7 respectively, the upper end surfaces of the third protection plate 6 and the fourth protection plate 7 are both provided with a slot 8, the slot 8 is connected with a top cover 10 through a clamping strip 9, the top cover 10 is provided with a plurality of heat dissipation holes 11, and the top cover 10 is trapezoidal; the first protection plate 4, the second protection plate 5, the third protection plate 6, the fourth protection plate 7 and the trapezoidal top cover 10 are all made of transparent insulating materials.

The butt joint groove has all been seted up at both ends about first guard plate 4 and second guard plate 5, and third guard plate 6 and fourth guard plate 7 are all pegged graft through butt joint strip 12 and are connected with first guard plate 4 and second guard plate 5 can dismantle respectively on the butt joint groove.

A plurality of wiring grooves 13 used for connecting wires are formed in the front end and the rear end of the relay base 1, and positioning bolts 14 used for fixing electric wires are connected in the wiring grooves 13 in an internal thread mode.

Both sides of the relay base 1 are fixedly connected with limit blocks 15 provided with screw holes, and the relay base 1 is inserted into the screw holes of the limit blocks 15 through fixing bolts, so that the effect of fixing the relay base 1 is achieved; and the bottom of the relay base 1 is provided with a groove 17, the groove 17 increases the contact area of the relay base 1 and the air, the circulation of the air at the groove 17 at the bottom is facilitated, and the heat dissipation performance of the whole structure is improved.

The separation blocks 16 are fixed between every two wiring grooves 13, the wiring grooves 13 are arranged at equal intervals, and the separation blocks 16 and the wiring grooves 13 are arranged at equal intervals, so that the wiring and the overhauling of workers are facilitated.

The bottom of third prevention backplate 6 and fourth prevention backplate 7 is articulated with relay base 1, has played the effect of the dismouting of being convenient for.

The working principle is as follows: according to the device, a protection mechanism is arranged on a control console 2, a third protection plate 6 and a fourth protection plate 7 in the protection mechanism are hinged to a relay base 1 and are connected with a first protection plate 4 and a second protection plate 5 through butt joint strips 12; when the need overhauls the electrical components of 2 inside consoles of control cabinet, pull out earlier top cap 10 of pegging graft in draw-in groove 8, will dock the third party backplate in the inslot afterwards and prevent that backplate 7 is pulled out with the fourth, can realize that control cabinet 2 exposes outside completely, above-mentioned structure has not only realized the purpose of protection machanism convenient to detach installation, has also reached the effect of staff's easy access operation.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be taken as limiting the present invention, and that suitable modifications and variations of the above embodiments are within the scope of the invention as claimed.

Claims (6)

1. The utility model provides a relay with protection device, includes relay base (1) and fixed mounting be in control cabinet (2) on relay base (1), be equipped with button (3) on control cabinet (2), its characterized in that: still contain the setting and be in protection machanism on control cabinet (2), protection machanism contains first guard plate (4) and second guard plate (5) at both ends around control cabinet (2) fixed mounting, both ends can be dismantled respectively and be connected with third guard plate (6) and fourth guard plate (7) about first guard plate (4) and second guard plate (5), draw-in groove (8) have all been seted up to the up end of third guard plate (6) and fourth guard plate (7), there is top cap (10) through card strip (9) joint on draw-in groove (8), and has seted up a plurality of louvres (11) on top cap (10), top cap (10) are trapezoidal.

2. A relay with a protection device according to claim 1, characterized in that: the butt joint groove has all been seted up at both ends about first guard plate (4) and second guard plate (5), third guard plate (6) and fourth guard plate (7) are all pegged graft through butt joint strip (12) and are connected with first guard plate (4) and second guard plate (5) can dismantle respectively on the butt joint groove.

3. A relay with a protection device according to claim 1, characterized in that: a plurality of wiring grooves (13) are formed in the front end and the rear end of the relay base (1), and positioning bolts (14) are connected to the wiring grooves (13) in an internal thread mode.

4. A relay with a protection device according to claim 1, characterized in that: both sides of the relay base (1) are fixedly connected with limit blocks (15) provided with screw holes, and the bottom of the relay base (1) is provided with grooves (17).

5. A relay with a protection device according to claim 3, characterized in that: and a separation block (16) is fixed between every two wiring grooves (13), and the wiring grooves (13) are arranged at equal intervals.

6. A relay with a protection device according to claim 1, characterized in that: the bottoms of the third protection plate (6) and the fourth protection plate (7) are hinged to the relay base (1).

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