CN215183725U

CN215183725U - Relay protection device

Info

Publication number: CN215183725U
Application number: CN202022864693.2U
Authority: CN
Inventors: 刘战丰; 刘克勤; 王宝鸡; 江金源; 段科; 张运良
Original assignee: Yinlong New Energy Co Ltd; Zhuhai Yinlong Electrical Appliance Co Ltd
Current assignee: Yinlong New Energy Co Ltd; Zhuhai Yinlong Electrical Appliance Co Ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-12-14
Anticipated expiration: 2030-12-03

Abstract

The utility model provides a relay protection device, include: the upper cover body is arranged above the relay in a covering manner; the lower cover body is arranged below the upper cover body, a protection space is formed between the upper cover body and the lower cover body, and the relay is at least partially arranged in the protection space. The utility model discloses a relay protector is applied to the relay, especially high-voltage relay, self intensity through last lid and lower lid plays the effect of protection casing, effectively protect the relay that lies in protection space inside, and simultaneously, the cooperation through last lid and lower lid is connected, with relay and the pencil centre gripping that connects between protection space, can prevent effectively that protector from droing from the relay, it is too soft to have avoided protection gum cover structure among the prior art, can not protect completely, and the problem that drops easily, avoid high-pressure heavy current safety risk.

Description

Relay protection device

Technical Field

The utility model relates to a relay protective equipment technical field particularly, relates to a relay protector.

Background

A relay is an electronic control device, and is generally applied to an automatic control circuit.

The high-voltage relay is used on a power grid system, has the characteristics of high voltage and large current, the relay wiring stud and the wiring harness end are exposed and unprotected, the safety risk exists, and the conventional protective rubber sleeve structure is too soft, cannot be completely protected and is easy to fall off.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a relay protection device to solve the problem that the protection device of the relay in the prior art easily drops.

In order to achieve the above object, the utility model provides a relay protection device, include: the upper cover body is arranged above the relay in a covering manner; the lower cover body is arranged below the upper cover body, a protection space is formed between the upper cover body and the lower cover body, and the relay is at least partially arranged in the protection space.

Furthermore, the upper cover body comprises a body and a connecting part arranged at the end part of the body, an accommodating cavity is arranged inside the body, the relay is arranged in the accommodating cavity, and the lower cover body is connected with the connecting part.

Further, the below of connecting portion is provided with the first groove of stepping down, and the top of lower lid is provided with the second groove of stepping down, and the first groove of stepping down sets up with the second groove of stepping down relatively to form the hole of stepping down between the first groove of stepping down and the second groove of stepping down, the pencil of being connected with the relay is worn to establish in the hole of stepping down.

Further, the hole of stepping down is fit with pencil.

Furthermore, the number of the lower cover bodies and the number of the connecting parts are two, the two connecting parts are respectively arranged at two ends of the body, and the two lower cover bodies and the two connecting parts are arranged in a one-to-one correspondence manner.

Further, the body tip is provided with the opening of stepping down, and the opening of stepping down is used for stepping down the pencil of being connected with the relay.

Further, the tip of lower lid is provided with the direction arch, and the direction arch can with the opening cooperation of stepping down to the installation of lid leads down.

Further, the relay protection device further comprises a bolt and nut assembly, and the bolt and nut assembly sequentially penetrates through the connecting portion and the lower cover body to connect the connecting portion and the lower cover body.

Further, connecting portion are the connection boss, and the top of connecting the boss is less than the top of body, and the bottom of connecting the boss is higher than the bottom of body, and the width of connecting the boss is the same with the width of body.

Furthermore, the upper cover body and the lower cover body are both made of bakelite.

Use the technical scheme of the utility model, the utility model discloses a relay protector is applied to the relay, especially high-voltage relay, self intensity through last lid and lower lid plays the effect of protection casing, effectively protects the relay that lies in the protective space inside, simultaneously, connects through the cooperation of last lid and lower lid, with relay and the pencil centre gripping that connects between protective space, can prevent effectively that protector from coming off from the relay, has avoided among the prior art protection gum cover structure too soft, can not protect completely, and the problem that drops easily.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 schematically illustrates a block diagram of an embodiment of a relay protection device of the present invention;

fig. 2 schematically shows an exploded view of an embodiment of the relay protector of the present invention.

Wherein the figures include the following reference numerals:

10. an upper cover body; 11. a body; 111. an accommodating chamber; 12. a connecting portion; 121. a first abdicating groove; 20. a lower cover body; 21. a second abdicating groove; 30. a relay; 31. a wire harness; 40. a bolt; 41. and a nut.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As described in the background art, the high-voltage relay is used on a power grid system and has the characteristics of high voltage and large current, the wiring stud and the wiring harness end of the relay are exposed and unprotected, and the safety risk exists, and the conventional protective rubber sleeve is too soft in structure, cannot be completely protected and is easy to fall off.

In order to solve the above problem, referring to fig. 1 to 2, an embodiment of the present invention provides a relay protection device, which includes an upper cover 10 and a lower cover 20, wherein the upper cover 10 covers over a relay 30; the lower cover 20 is installed below the upper cover 10, a protection space is formed between the upper cover 10 and the lower cover 20, and the relay 30 is at least partially disposed in the protection space. The utility model discloses a relay protector is applied to the relay, especially high-voltage relay, self intensity through last lid and lower lid plays the effect of protection casing, effectively protects the relay that lies in the protection space inside, simultaneously, connects through the cooperation of last lid and lower lid, with relay and the pencil centre gripping that connects between the protection space, can prevent effectively that protector from coming off from the relay, has avoided among the prior art protective rubber sleeve structure too soft, can not protect completely, and the problem that drops easily.

Referring to fig. 2, the upper cover 10 in the present embodiment includes a body 11 and a connecting portion 12 disposed at an end of the body 11, a receiving cavity 111 is disposed inside the body 11, the relay 30 is mounted in the receiving cavity 111, and the lower cover 20 is connected to the connecting portion 12. The relay is accommodated through the accommodating cavity, the relay is protected through the body, during installation, the connecting portion is connected with the lower cover body to play a fixing role, and the wiring harness connected with the relay is clamped between the connecting portion and the lower cover body.

Specifically, in the present embodiment, a first recess groove 121 is disposed below the connecting portion 12, a second recess groove 21 is disposed above the lower cover 20, the first recess groove 121 and the second recess groove 21 are disposed opposite to each other, so that a recess hole is formed between the first recess groove 121 and the second recess groove 21, and the wire harness 31 connected to the relay 30 is inserted into the recess hole. The first groove of stepping down and the second groove of stepping down constitute the hole of stepping down jointly to hold the pencil, through the fixed with the pencil, realize that the protector is whole fixed with the relay. Preferably, in order to prevent the wire harness sheath from being damaged, the edge of the first receding groove and the edge of the end portion of the second receding groove in the present embodiment are smoothly transitioned to prevent the wire harness sheath from being cut by the lower cover body and the connecting portion.

In order to prevent external impurities from entering from the yielding hole and contacting the connection part of the wiring harness and the relay, so as to cause the conditions of rusting, short circuit and the like, the yielding hole in the embodiment is matched with the wiring harness 31. Thereby the validity reduces the clearance between the hole wall of the abdicating hole and the wire harness, and avoids the impurities from entering. In a preferred embodiment, a sealing rubber ring is arranged inside the yielding hole and abuts against the outer wall of the wire harness, so that the sealing performance is guaranteed.

In order to ensure the stability of connection between the protection device and the relay and to protect the connection positions of the two ends of the relay and the wiring harness, the lower cover 20 and the connection portions 12 in this embodiment are two, the two connection portions 12 are respectively disposed at the two ends of the body 11, and the two lower covers 20 and the two connection portions 12 are disposed in a one-to-one correspondence manner. During the installation, two connecting portion are connected with two lower covers respectively, realize fixedly at the both ends of relay, guarantee connection stability, and meanwhile, the connecting portion at both ends and the cooperation of lower cover protect the junction of relay and pencil.

In order to facilitate the installation of the upper cover body, the end portion of the main body 11 in this embodiment is provided with a yielding opening, and the yielding opening is used for yielding the wiring harness 31 connected with the relay 30. During installation, the yielding opening is aligned to the wire harness, the wire harness is clamped into the yielding opening, and the upper cover body is covered on the upper portion of the relay to protect the upper portion and the side portion of the relay.

When the lower cover body is installed, in order to facilitate positioning, the end portion of the lower cover body 20 in this embodiment is provided with a guide protrusion, and the guide protrusion can be matched with the abdicating opening to guide the installation of the lower cover body 20. During the installation, will lead the arch and aim at the opening of stepping down to push, through the protruding cooperation with the opening of stepping down of direction, realize the direction and the location to lower lid, preferably, the bellied width of direction and the width looks adaptation of the opening of stepping down.

The relay protection device in this embodiment further includes a bolt and nut assembly, and the bolt and nut assembly sequentially penetrates through the connecting portion 12 and the lower cover body 20 to connect the connecting portion 12 and the lower cover body 20. The bolt 40 sequentially penetrates through the connecting portion and the lower cover body and is screwed together with the nut 41, so that the connecting portion and the lower cover body are fixed, and the relay protection device of the embodiment is more convenient and faster to disassemble through the bolt and nut assembly. Wherein, the both sides of connecting portion all are provided with the first connecting hole that is used for wearing to establish the bolt, the both sides of lid all are provided with the second connecting hole that is used for wearing to establish the bolt down, and first connecting hole is corresponding with the position of second connecting hole, and bolt nut subassembly also is a plurality of, and the one-to-one corresponds to a plurality of first connecting holes, and the bolt is worn to establish in first connecting hole and second connecting hole in proper order. The middle part of the connecting part is provided with a first bulge, the first bulge extends along the length direction of the connecting part, a first abdicating groove is formed in the first bulge, the middle part of the lower cover body is provided with a second bulge, the second bulge extends along the length direction of the lower cover body, and a second abdicating groove is formed in the second bulge; the first groove of stepping down is the half slot, and the second groove of stepping down is the half slot, and the radius in this half slot is the same with pencil radius.

The utility model discloses a relay protector's overall structure is little, can avoid the space extravagant, realizes the installation and the protection in narrow and small space, particularly, connecting portion 12 in this embodiment is the connection boss, and the top of connecting the boss is less than the top of body 11, and the bottom of connecting the boss is higher than the bottom of body 11, and the width of connecting the boss is the same with the width of body 11. Through the setting of connecting the boss, all gave a large amount of spaces for the upper and lower region at the both ends of last lid, avoided the space extravagant, simultaneously, the width of connecting the boss is the same with the width of body, has guaranteed the joint strength between connection boss and the body, prevents to take place to warp between connection boss and the body, has guaranteed the utility model discloses a relay protector's connection stability.

In this embodiment, the upper cover 10 and the lower cover 20 are made of bakelite. In other embodiments, a PC plastic and ABS plastic material can be adopted, so that the insulating property is good, the mechanical strength is good, the protection of the stud and the wire harness end of the relay is realized, the safety risk of high voltage and large current is avoided, and the falling is not easy to damage.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

the utility model discloses a relay protector is applied to the relay, especially high-voltage relay, self intensity through last lid and lower lid plays the effect of protection casing, effectively protects the relay that lies in the protection space inside, simultaneously, connects through the cooperation of last lid and lower lid, with relay and the pencil centre gripping that connects between the protection space, can prevent effectively that protector from coming off from the relay, has avoided among the prior art protective rubber sleeve structure too soft, can not protect completely, and the problem that drops easily.

It should be noted that the above detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.

For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the foregoing detailed description, reference is made to the accompanying drawings, which form a part hereof. In the drawings, like numerals typically identify like components, unless context dictates otherwise. The illustrated embodiments described in the detailed description, drawings, and claims are not meant to be limiting. Other embodiments may be utilized, and other changes may be made, without departing from the spirit or scope of the subject matter presented here. It will be readily understood that the aspects of the present disclosure, as generally described herein, and illustrated in the figures, can be arranged, substituted, combined, separated, and designed in a wide variety of different configurations, all of which are explicitly contemplated herein.

The present disclosure in accordance with certain embodiments described herein is not to be limited in scope by the specific aspects illustrated. As will be apparent to those skilled in the art, many modifications and variations are possible without departing from the spirit and scope of the disclosure. Functionally equivalent methods and apparatuses, in addition to those enumerated herein, will be apparent to those skilled in the art from the foregoing description, within the scope of the present disclosure. Such modifications and variations are intended to fall within the scope of the appended claims. The disclosure is to be limited only by the terms of the appended claims, along with the full scope of equivalents to which such claims are entitled. It is to be understood that this disclosure is not limited to particular methods, reagents, compounds, compositions or biological systems, which can, of course, vary. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only, and is not intended to be limiting.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A relay protection device, comprising:

the upper cover body (10), the upper cover body (10) is arranged above the relay (30) in a covering mode;

a lower cover body (20), wherein the lower cover body (20) is installed below the upper cover body (10), a protection space is formed between the upper cover body (10) and the lower cover body (20), and the relay (30) is at least partially arranged in the protection space;

the upper cover body (10) comprises a body (11) and a connecting portion (12) arranged at the end portion of the body (11), a containing cavity (111) is formed in the body (11), the relay (30) is installed in the containing cavity (111), and the lower cover body (20) is connected with the connecting portion (12).

2. The relay protection device according to claim 1, wherein a first yielding groove (121) is arranged below the connecting portion (12), a second yielding groove (21) is arranged above the lower cover body (20), the first yielding groove (121) and the second yielding groove (21) are oppositely arranged, so that a yielding hole is formed between the first yielding groove (121) and the second yielding groove (21), and a wiring harness (31) connected with the relay (30) is arranged in the yielding hole in a penetrating manner.

3. The relay protection device according to claim 2, wherein the relief hole is adapted to the wiring harness (31).

4. The relay protection device according to claim 1, wherein the number of the lower cover (20) and the number of the connecting portions (12) are two, the two connecting portions (12) are respectively disposed at two ends of the body (11), and the two lower covers (20) and the two connecting portions (12) are disposed in one-to-one correspondence.

5. The relay protection device according to claim 1, wherein the end of the body (11) is provided with a abdicating opening for abdicating a wiring harness (31) connected with the relay (30).

6. Relay guard according to claim 5, characterized in that the end of the lower cover (20) is provided with a guiding protrusion that can cooperate with the abdicating opening to guide the mounting of the lower cover (20).

7. The relay protection device according to claim 1, further comprising a bolt and nut assembly sequentially inserted into the connection portion (12) and the lower cover body (20) to connect the connection portion (12) and the lower cover body (20).

8. The relay protection device according to claim 1, wherein the connection portion (12) is a connection boss, the top of the connection boss is lower than the top of the body (11), the bottom of the connection boss is higher than the bottom of the body (11), and the width of the connection boss is the same as the width of the body (11).

9. The relay protection device according to claim 1, wherein the upper cover body (10) and the lower cover body (20) are made of bakelite.