CN209844530U

CN209844530U - Relay protection device capable of protecting keys

Info

Publication number: CN209844530U
Application number: CN201921150749.9U
Authority: CN
Inventors: 任晓丹
Original assignee: Inner Mongolia Technical College of Mechanics and Electrics
Current assignee: Inner Mongolia Technical College of Mechanics and Electrics
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2019-12-24
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a can carry out relay protection device who protects to button, including relay protection device body display screen, button body, shielding plate and third spring, the front surface mounting of relay protection device body has the display screen, and the front surface of relay protection device body is provided with the button body to the front surface mounting of relay protection device body has the hinge, the fixed surface of hinge has the shielding plate, the jack has been seted up on the surface of relay protection device body, the left end of button body is fixed with first spring, the left side fixed surface of horizontal pole has the pivot. This can carry out relay protection device who protects to button is provided with third spout, pivot and pressure-bearing pole, can prevent that the button body when pressing, the second spring from appearing blocking and the probability that the button body can not go up to can make the button body can normal use, and then can make whole device ability normal use, thereby prolonged the life of whole device.

Description

Relay protection device capable of protecting keys

Technical Field

The utility model relates to a relay protection device equipment technical field specifically is a relay protection device that can protect the button.

Background

The relay protection device is a device which can automatically trip a gate when a power element is in short circuit, overload and fault, so that the relay protection device is one of devices for protecting life and property safety, and a key body on the relay protection device needs to be learned so as to better master the use of the relay protection device.

Most relay protection devices at present have the following problems:

firstly, the key body is easy to clamp, and after most key bodies of the relay protection device are used for a period of time, the springs at the key body parts are easy to clamp, so that the key body is damaged or cannot be used, and the service life of the whole protection device is shortened;

two, easily advance the dust, most relay protection device's jack all exposes in the air at present, when needs use, with the circuit insert jack in, because jack department does not have safeguard measure, makes the interior dust that accumulates of jack easily to influence the use that external circuit is connected to the relay.

Therefore, we propose a relay protection device capable of protecting the key so as to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can carry out the relay protection device who protects to the button to solve above-mentioned background art and propose present most relay protection device button body and block easily and advance the problem of dust easily.

In order to achieve the above object, the utility model provides a following technical scheme: a relay protection device capable of protecting keys, which comprises a relay protection device body display screen, a key body, a shielding plate and a third spring, the front surface of the relay protection device body is provided with a display screen, and the front surface of the relay protection device body is provided with a key body, and the front surface of the relay protection device body is fixed with a hinge, the surface of the hinge is fixed with a baffle plate, the lower surface of the shielding plate is fixed with a first spring, the surface of the relay protection device body is provided with a jack, and the surface of the relay protection device body is provided with a protective layer, the left end of the key body is fixed with a second spring, a cross bar is arranged on the left side surface of the second spring, a rotating shaft is fixed on the left side surface of the cross bar, and the surface mounting of pivot has the pressure-bearing pole, the fixed surface of pressure-bearing pole has the third spring, the spout has been seted up to the inside left side surface of relay protection device body.

Preferably, the baffle plate passes through the hinge and constitutes revolution mechanic with the relay protection device body, and baffle plate front surface is "concave" font of falling to the "concave" font opening width of baffle plate is greater than the diameter of jack, and the side surface of baffle plate is "7" font simultaneously.

Preferably, the protective layer and the relay protection device body are connected in an adhesive manner, the protective layer is made of rubber, and the diameter of the protective layer is larger than that of the key body.

Preferably, the connection mode between the first spring and the relay protection device body is welding, and the relay protection device body forms an elastic structure through the first spring and the shielding plate.

Preferably, the pressure-bearing rods are provided with four groups, and 2 adjacent groups of pressure-bearing rods form a rotating structure through a rotating shaft, and 2 adjacent groups of pressure-bearing rods form an elastic structure through a third spring.

Preferably, the pressure-bearing rods and the relay protection device body form a sliding structure through sliding grooves, and four groups of the sliding structure are symmetrically arranged on the longitudinal center of the cross rod.

Compared with the prior art, the beneficial effects of the utility model are that: the relay protection device can protect the keys;

(1) the shielding plate is arranged, so that the amount of dust entering the jack can be reduced, the phenomenon of poor contact of the jack when the jack is connected with a plug-in unit can be avoided, the protection of the relay protection device on an external circuit can be further avoided, and the safety of a circuit is improved;

(2) the first spring is arranged, so that the shielding plate can be prevented from rotating upwards due to accidents, the shielding plate can better protect the jack, the use sensitivity of the jack is improved, and the use effect of the whole device is ensured;

(3) be provided with third spout, pivot and pressure-bearing pole, can prevent that the second spring from appearing blocking and the probability that the button body can not go up when the button body is pressing to can make the button body can normal use, and then can make whole device ability normal use, thereby prolong the life of whole device.

Drawings

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

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

FIG. 3 is a left side view of the key body of the present invention;

fig. 4 is a schematic view of the overlooking structure of the key body of the present invention.

In the figure: 1. a relay protection device body; 2. a display screen; 3. a key body; 4. a hinge; 5. a shielding plate; 6. a jack; 7. a protective layer; 8. a first spring; 9. a second spring; 10. a cross bar; 11. a rotating shaft; 12. a pressure-bearing rod; 13. a third spring; 14. a chute.

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. 1-4, the present invention provides a technical solution: a relay protection device capable of protecting a key comprises a relay protection device body 1, a display screen 2, a key body 3, a hinge 4, a baffle plate 5, a jack 6, a protective layer 7, a first spring 8, a second spring 9, a cross rod 10, a rotating shaft 11, a pressure-bearing rod 12, a third spring 13 and a chute 14, wherein the display screen 2 is installed on the front surface of the relay protection device body 1, the key body 3 is arranged on the front surface of the relay protection device body 1, the hinge 4 is fixed on the front surface of the relay protection device body 1, the baffle plate 5 is fixed on the surface of the hinge 4, the first spring 8 is fixed on the lower surface of the baffle plate 5, the jack 6 is arranged on the surface of the relay protection device body 1, the protective layer 7 is installed on the surface of the relay protection device body 1, the second spring 9 is fixed on the left end of the key body 3, the cross rod 10 is arranged on the left side surface of the second spring 9, a rotating shaft 11 is fixed on the left side surface of the cross rod 10, a pressure bearing rod 12 is installed on the surface of the rotating shaft 11, a third spring 13 is fixed on the surface of the pressure bearing rod 12, and a sliding groove 14 is formed in the left side surface of the interior of the relay protection device body 1.

Baffle-plate 5 constitutes revolution mechanic through hinge 4 and relay protection device body 1, and baffle-plate 5 front surface is "concave" font of falling to baffle-plate 5 "concave" font opening width is greater than the diameter of jack 6, and baffle-plate 5's side surface is "7" font simultaneously, can reduce the probability of dust accumulation in jack 6, thereby makes jack 6 can normal use, can not influence relay protection device body 1 to the guard action of external circuit or electrical apparatus.

The connection mode between protective layer 7 and the relay protection device body 1 is for bonding, and the material of protective layer 7 is rubber to the diameter of protective layer 7 is greater than the diameter of button body 3, can protect button body 3 can not be corroded by substances such as sweat after long-time the use, has prolonged button body 3's life.

The connection mode between first spring 8 and the relay protection device body 1 is the welding, and the relay protection device body 1 constitutes elastic construction through first spring 8 and shielding plate 5, can prevent shielding plate 5 because of unexpected upwards upset to can not influence shielding plate 5's protecting effect.

The pressure-bearing rods 12 are provided with four groups, the adjacent 2 groups of pressure-bearing rods 12 form a rotating structure through the rotating shaft 11, the adjacent 2 groups of pressure-bearing rods 12 form an elastic structure through the third spring 13, so that the second spring 9 can be clamped, and the pressure-bearing rods 12 can normally restore the initial position of the key body 3 under the restoring deformation action of the third spring 13.

The pressure-bearing rods 12 form a sliding structure with the relay protection device body 1 through the sliding grooves 14, and four groups of sliding structures are symmetrically arranged on the longitudinal center of the cross rod 10, so that normal descending of the key body 3 is not influenced, the instruction sent to the relay protection device body 1 is not influenced, and the relay protection device body 1 can normally operate.

The working principle is as follows: firstly, as shown in fig. 1-2, when the relay protection device body 1 is not used for a long time, because the side surface of the shielding plate 5 is in a shape of "7", the jack 6 can be well protected, the probability of dust accumulation in the jack 6 is reduced, so that the protective effect of the relay protection device body 1 on other electric devices cannot be influenced when the relay protection device body 1 is used, because the width of the opening in the shape of the "concave" shape of the shielding plate 5 is greater than the diameter of the jack 6, the insertion of an external circuit into the jack 6 cannot be influenced, the work of the relay protection device body 1 cannot be influenced, the first spring 8 can well prevent the shielding plate 5 from being turned upwards due to an accident, and the shielding plate 5 can better provide protection for the jack 6;

according to the figures 3-4, when the key body 3 is pressed, the second spring 9 is compressed, the cross bar 10 is pressed by the second spring 9, so that 4 groups of pressure-bearing rods 12 rotate through the rotating shaft 11, meanwhile, the pressure-bearing rods 12 slide in the sliding grooves 14, the third spring 13 is stretched, the descending of the key body 3 is not influenced, the relay protection device body 1 is not influenced to receive instructions, the normal operation of the relay protection device body 1 is ensured, when the second spring 9 is clamped during compression, the key body 3 is loosened, the third spring 13 recovers deformation, the pressure-bearing rods 12 are pulled to the initial position, the key body 3 is jacked up, the normal use of the key body 3 is ensured, the probability that the key body 3 is damaged due to clamping of the second spring 9 is reduced, the purpose of protecting the key body 3 is achieved, and the relay protection device capable of protecting the key is used, those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a can carry out relay protection device who protects to button, includes relay protection device body (1) display screen (2), button body (3), shielding plate (5) and third spring (13), its characterized in that: the front surface of the relay protection device body (1) is provided with a display screen (2), the front surface of the relay protection device body (1) is provided with a key body (3), a hinge (4) is fixed on the front surface of the relay protection device body (1), a shielding plate (5) is fixed on the surface of the hinge (4), a first spring (8) is fixed on the lower surface of the shielding plate (5), a jack (6) is formed in the surface of the relay protection device body (1), a protective layer (7) is installed on the surface of the relay protection device body (1), a second spring (9) is fixed at the left end of the key body (3), a transverse rod (10) is arranged on the left side surface of the second spring (9), a rotating shaft (11) is fixed on the left side surface of the transverse rod (10), and a pressure bearing rod (12) is installed on the surface of the rotating shaft (11), and a third spring (13) is fixed on the surface of the pressure bearing rod (12), and a sliding groove (14) is formed in the left side surface of the interior of the relay protection device body (1).

2. The relay protection device capable of protecting the key according to claim 1, wherein: baffle-plate (5) constitute revolution mechanic through hinge (4) and relay protection device body (1), and baffle-plate (5) front surface is "concave" font of falling to the diameter that "concave" font opening width of baffle-plate (5) is greater than jack (6), and the side surface of baffle-plate (5) is "7" font simultaneously.

3. The relay protection device capable of protecting the key according to claim 1, wherein: the protective layer (7) and the relay protection device body (1) are connected in an adhesion mode, the protective layer (7) is made of rubber, and the diameter of the protective layer (7) is larger than that of the key body (3).

4. The relay protection device capable of protecting the key according to claim 1, wherein: the connection mode between first spring (8) and relay protection device body (1) is the welding, and relay protection device body (1) constitutes elastic construction through first spring (8) and shielding plate (5).

5. The relay protection device capable of protecting the key according to claim 1, wherein: the bearing rods (12) are provided with four groups, and the adjacent 2 groups of bearing rods (12) form a rotating structure through a rotating shaft (11), and the adjacent 2 groups of bearing rods (12) form an elastic structure through a third spring (13).

6. The relay protection device capable of protecting the key according to claim 1, wherein: the bearing rods (12) and the relay protection device body (1) form a sliding structure through the sliding grooves (14), and four groups of the sliding structure are symmetrically arranged on the longitudinal center of the cross rod (10).