CN215815720U

CN215815720U - Plastic shell for relay

Info

Publication number: CN215815720U
Application number: CN202121394935.4U
Authority: CN
Inventors: 吉庆; 王莉; 宋立军
Original assignee: Tianjin Fuaize Technology Development Co ltd
Current assignee: Tianjin Fuaize Technology Development Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-02-11
Anticipated expiration: 2031-06-22

Abstract

The application discloses plastic housing for relay, including casing and heat abstractor and fixing device, heat abstractor includes mounting panel, mounting hole, relay body, mounting groove, connecting plate, cooling fan, frame, support, condenser pipe, ventilative groove and dust screen, the bottom lateral wall fixed connection mounting panel of casing, the equal fixed connection connecting plate of both ends lateral wall of casing. This application installs the relay body in the mounting groove, through the mounting hole with the rigidity of mounting panel, through starting radiator fan and condenser, condenser work refrigerates the condenser pipe, with the air through the condenser pipe cooling and blow to ventilative inslot under radiator fan's effect to the convenience dispels the heat to casing inside, through the dust screen, reduces the entering of dust.

Description

Plastic shell for relay

Technical Field

The application relates to the technical field of relays, in particular to a plastic shell for a relay.

Background

A relay is an electric control 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 commonly used in automated control circuits, which are actually a "recloser" that uses low current to control high current operation. Therefore, the circuit plays the roles of automatic regulation, safety protection, circuit conversion and the like.

The existing relay can generate a large amount of heat in the working process, if the heat can not be dissipated in time, the working efficiency can be reduced, the service life of the relay is influenced, a general relay nameplate is usually directly bonded or bonded and riveted on a relay shell, the nameplate can only be used on a relay of a certain specific type once being installed, the universality is insufficient, and the user who is inconvenient to use can adjust according to the requirement. Therefore, a plastic housing for a relay is proposed to address the above problems.

Disclosure of Invention

The utility model provides a plastic housing for relay is used for solving current relay and can produce a large amount of heats in the course of the work, if can not in time dispel the heat, can cause work efficiency to descend, influence the life of relay, and general relay data plate directly bonds or bonds the riveting usually on the relay housing, the data plate in case the installation can only be used in the relay of a certain specific type and the commonality is not enough, the problem that the user of not being convenient for adjusted as required.

According to one aspect of the present application, there is provided a plastic housing for a relay, comprising a housing and a heat sink and a fixture;

the heat dissipation device comprises a mounting plate, a mounting hole, a relay body, a mounting groove, a connecting plate, a heat dissipation fan, a frame, a support, a condenser pipe, a ventilation groove and a dust screen, wherein the side wall of the bottom end of the shell is fixedly connected with the mounting plate, and the side walls of two ends of the shell are fixedly connected with the connecting plate;

fixing device includes standing groove, connector, slider, label, spring, baffle, recess and guide rail, the standing groove has been seted up at the top of casing, the label has been placed to the inside of standing groove, the top fixedly connected with connector of casing.

Further, mounting holes are formed in four corners of the mounting plate, and one side of the top end of the mounting plate is fixedly connected with the bottom end of the connecting plate.

Further, a cooling fan is installed on one side of the inside of the connecting plate, the inside of the connecting plate is fixedly connected with a support, and the inside of the support is fixedly connected with a frame.

Further, the inside mounting of frame has the condenser pipe, the condenser pipe encircles in the inside of frame, the one end of condenser pipe intercommunication condenser one end, the condenser is installed in the top one side of connecting plate.

Furthermore, the lateral walls of the two ends of the shell are provided with ventilating grooves, the dustproof net is arranged inside the ventilating grooves, the mounting groove is formed inside the shell, the relay body is arranged inside the mounting groove, and the mounting groove is communicated with the ventilating grooves on the two sides.

Further, the top of casing is seted up flutedly, the recess is located the bottom of standing groove, the inside fixed connection spring's of recess one end, the other end fixed connection of spring is in the one end of baffle, the baffle supports tightly at the one end lateral wall of label, the equal fixed connection guide rail in inside both sides of recess, the inside sliding connection slider of guide rail, slider fixed connection is in the bottom of baffle.

Through the above-mentioned embodiment of this application, heat abstractor and fixing device have been adopted, it can produce a large amount of heats to have solved current relay in the course of the work, if can not in time dispel the heat, can cause work efficiency to descend, influence the life of relay, and general relay data plate directly bonds or bonds the riveting on the relay casing usually, the data plate in case the installation can only be exclusive use on the relay of certain specific type and the commonality is not enough, the problem that the person of not facilitating the use adjusted as required.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic overall structure diagram of an embodiment of the present application;

fig. 3 is a schematic position diagram of a placement slot, a connector tab, and a baffle according to an embodiment of the present application.

In the figure: 1. the casing, 2, the mounting panel, 3, the mounting hole, 4, the relay body, 5, the mounting groove, 6, the connecting plate, 7, cooling blower, 8, the frame, 9, the support, 901, the condenser, 10, the condenser pipe, 11, ventilative groove, 12, the dust screen, 13, the standing groove, 14, the connector, 15, the slider, 16, the label, 17, the spring, 18, the baffle, 19, the recess, 20, the guide rail.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

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 should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. 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.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

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 application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The plastic housing in this embodiment may be adapted for use with various relays, for example, the following plastic housing is provided in this embodiment, and the plastic housing in this embodiment may be used for the following relay installation and use.

A safe and reliable relay comprises a body, wherein the body comprises a sealing shell, the structure can play a certain protection role on each device in the body, a conductive plug is fixedly connected to the lower surface of the sealing shell, the electric connection work of the body is realized through the structure, a waterproof layer is arranged on the inner wall of the sealing shell, the waterproof layer can greatly improve the waterproof property of the body, the body is prevented from being broken down or even dangerous due to the fact that the waterproof layer is accidentally touched with water, a first relay main body and a second relay main body are arranged in the sealing shell, a drying device is arranged at the upper ends of the first relay main body and the second relay main body, the drying device can adsorb moisture in the sealing shell, the effect of protecting the relay can be achieved, short circuit is prevented, the service life and the safety of the body are greatly improved, and meanwhile, the safety of a user is guaranteed, first relay main part and second relay main part surface both sides fixedly connected with installation piece, first relay main part and second relay main part realize through the installation piece with the fixed connection of seal housing inner wall, be provided with fixation nut between first relay main part and the second relay main part, fixation bolt is installed to the fixation nut upper end, and screw connection between fixation bolt and the fixation nut, above-mentioned structure makes things convenient for first relay main part and second relay main part wiring.

The fixing bolt comprises a nut, the nut lower end is fixedly connected with the winding shaft, the winding shaft is used for winding a conducting wire, a rubber sealing gasket is arranged between the nut and the winding shaft, the sealing performance inside the sealing shell can be guaranteed after the fixing bolt is screwed tightly by the rubber sealing gasket, a threaded bolt is fixedly connected with the lower end of the winding shaft, and the fixing bolt is in threaded connection with a fixing nut through the threaded bolt.

The installation piece is the installation of diagonal position on first relay main part surface, be provided with the mounting hole on the installation piece, just installation piece and seal housing inner wall fixed connection utilize above-mentioned design, can be more firm with first relay main part and seal housing fixed connection.

Of course, the present embodiment can also be used for other relays. The plastic housing according to the embodiments of the present application will be described below without further details.

Referring to fig. 1-3, a plastic housing for a relay includes a housing 1, a heat sink and a fixing device;

the heat dissipation device comprises a mounting plate 2, a mounting hole 3, a relay body 4, a mounting groove 5, a connecting plate 6, a heat dissipation fan 7, a frame 8, a support 9, a condensation pipe 10, a ventilation groove 11 and a dust screen 12, wherein the side wall of the bottom end of the shell 1 is fixedly connected with the mounting plate 2, and the side walls of two ends of the shell 1 are fixedly connected with the connecting plate 6;

fixing device includes standing groove 13, connector 14, slider 15, label 16, spring 17, baffle 18, recess 19 and guide rail 20, standing groove 13 has been seted up at the top of casing 1, label 16 has been placed to the inside of standing groove 13, the top fixedly connected with connector 14 of casing 1.

Install the relay body in the mounting groove, through the mounting hole with the rigidity of mounting panel, through starting radiator fan and condenser, condenser work refrigerates the condenser pipe, with the air through the condenser pipe cooling and blow to ventilative inslot under radiator fan's effect to the convenience dispels the heat to casing inside, through the dust screen, reduces the entering of dust.

Mounting holes 3 are formed in four corners of the mounting plate 2, and one side of the top end of the mounting plate 2 is fixedly connected with the bottom end of a connecting plate 6; a heat radiation fan 7 is installed on one side inside the connecting plate 6, a support 9 is fixedly connected inside the connecting plate 6, and a frame 8 is fixedly connected inside the support 9; a condensation pipe 10 is arranged in the frame 8, the condensation pipe 10 surrounds the frame 8, one end of the condensation pipe 10 is communicated with one end of a condenser 901, and the condenser 901 is arranged on one side of the top of the connecting plate 6; the side walls of two ends of the shell 1 are respectively provided with a ventilation groove 11, a dustproof net 12 is arranged inside the ventilation groove 11, an installation groove 5 is arranged inside the shell 1, a relay body 4 is arranged inside the installation groove 5, and the installation groove 5 is communicated with the ventilation grooves 11 on two sides; the top of the shell 1 is provided with a groove 19, the groove 19 is located at the bottom of the placing groove 13, one end of a spring 17 is fixedly connected inside the groove 19, the other end of the spring 17 is fixedly connected at one end of a baffle 18, the baffle 18 is tightly abutted against the outer side wall of one end of a label 16, guide rails 20 are fixedly connected on two sides inside the groove 19, the guide rails 20 are connected with a sliding block 15 in a sliding mode, and the sliding block 15 is fixedly connected at the bottom end of the baffle 18.

When the utility model is used, firstly, all the electrical components in the device are externally connected with a control switch and a power supply, then the relay body 4 is arranged in the installation groove 5, the position of the installation plate 2 is fixed through the installation hole 3, by starting the heat radiation fan 7 and the condenser 901, the condenser 901 operates to refrigerate the condensation duct 10, air is cooled through the condensing pipe 10 and blown into the ventilating groove 11 under the action of the heat radiation fan 7, thereby facilitating the heat dissipation of the interior of the shell 1, reducing the entering of dust through the dust screen 12, then, by pressing down the shutter 18, the shutter 18 slides along the guide 20 inside the groove 19 by means of the slider 15, the shutter 18 compresses the spring 17, thus compressing the shutter 18 into the groove 19, the label 16 is then placed in the slot 13, the flap 18 is released and the spring 17 is reset to push the flap 18 against one side of the label 16, thereby facilitating the installation and removal of the label 16.

The application has the advantages that:

1. the cooling structure is simple in operation, the relay body is installed in the installation groove, the installation plate is fixed through the installation hole, the condenser works to refrigerate the condensation pipe by starting the cooling fan and the condenser, air is cooled through the condensation pipe and blown into the ventilation groove under the action of the cooling fan, and therefore heat dissipation is conveniently conducted inside the shell, and dust entering is reduced through the dustproof net;

2. this application is rational in infrastructure, and through pushing down the baffle, the baffle passes through the slider and slides along the inside guide rail of recess, and the baffle holds the power with the spring compression to in advancing the recess with the baffle compression, then placing the label in the standing groove, loosen the baffle, the spring resets and promotes the baffle and supports tightly in one side of label, thereby makes things convenient for the installation and the taking out of label.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

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

Claims

1. A plastic housing for a relay, comprising: comprises a shell (1), a heat dissipation device and a fixing device;

the heat dissipation device comprises a mounting plate (2), a mounting hole (3), a relay body (4), a mounting groove (5), a connecting plate (6), a heat dissipation fan (7), a frame (8), a support (9), a condensation pipe (10), a ventilation groove (11) and a dust screen (12), wherein the side wall of the bottom end of the shell (1) is fixedly connected with the mounting plate (2), and the side walls of two ends of the shell (1) are fixedly connected with the connecting plate (6);

the fixing device comprises a placing groove (13), a connector (14), a sliding block (15), a label (16), a spring (17), a baffle (18), a groove (19) and a guide rail (20), the placing groove (13) is formed in the top of the shell (1), the label (16) is placed in the placing groove (13), and the top end of the shell (1) is fixedly connected with the connector (14).

2. A plastic housing for a relay according to claim 1, wherein: mounting holes (3) are formed in four corners of the mounting plate (2), and the bottom end of the connecting plate (6) is fixedly connected to one side of the top end of the mounting plate (2).

3. A plastic housing for a relay according to claim 1, wherein: the heat radiation fan (7) is installed on one side of the interior of the connecting plate (6), the inner fixing and connecting support (9) of the connecting plate (6) is connected with the frame (8) in a fixing mode.

4. A plastic housing for a relay according to claim 1, wherein: the condenser is characterized in that a condenser pipe (10) is installed inside the frame (8), the condenser pipe (10) surrounds the inside of the frame (8), one end of the condenser pipe (10) is communicated with one end of a condenser (901), and the condenser (901) is installed on one side of the top of the connecting plate (6).

5. A plastic housing for a relay according to claim 1, wherein: ventilative groove (11) have all been seted up to the both ends lateral wall of casing (1), the internally mounted of ventilative groove (11) has dust screen (12), mounting groove (5) have been seted up to the inside of casing (1), the internally mounted of mounting groove (5) has relay body (4), mounting groove (5) communicate with ventilative groove (11) of both sides.

6. A plastic housing for a relay according to claim 1, wherein: the top of casing (1) is seted up flutedly (19), recess (19) are located the bottom of standing groove (13), the one end of the inside fixed connection spring (17) of recess (19), the other end fixed connection of spring (17) is in the one end of baffle (18), baffle (18) support tightly at the one end lateral wall of label (16), the equal fixed connection guide rail (20) in inside both sides of recess (19), the inside sliding connection slider (15) of guide rail (20), slider (15) fixed connection is in the bottom of baffle (18).