CN107275154B - A kind of relay - Google Patents

A kind of relay Download PDF

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Publication number
CN107275154B
CN107275154B CN201710633395.2A CN201710633395A CN107275154B CN 107275154 B CN107275154 B CN 107275154B CN 201710633395 A CN201710633395 A CN 201710633395A CN 107275154 B CN107275154 B CN 107275154B
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CN
China
Prior art keywords
inner casing
relay
shell
corrugated bushing
supporting plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201710633395.2A
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Chinese (zh)
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CN107275154A (en
Inventor
杨向东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing energy investment Songzao Power Distribution Co., Ltd
Original Assignee
Guizhou Xinyang Polytron Technologies Inc
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Application filed by Guizhou Xinyang Polytron Technologies Inc filed Critical Guizhou Xinyang Polytron Technologies Inc
Priority to CN201710633395.2A priority Critical patent/CN107275154B/en
Publication of CN107275154A publication Critical patent/CN107275154A/en
Application granted granted Critical
Publication of CN107275154B publication Critical patent/CN107275154B/en
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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00Details of electromagnetic relays
    • H01H50/02Bases; Casings; Covers
    • H01H50/023Details concerning sealing, e.g. sealing casing with resin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/005Electro-mechanical devices, e.g. switched
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00Details of electromagnetic relays
    • H01H50/12Ventilating; Cooling; Heating

Abstract

The invention belongs to electronic control device technical fields, specifically disclose a kind of relay, and including bottom plate, shell, the relay main body structure being fixed on bottom plate and for the inner casing of sealed relay main structure, inner casing is fixedly mounted on bottom plate;The side wall of the inner casing lower part is equipped with the supporting plate around inner casing, and supporting plate is equipped with the corrugated bushing of annular;The corrugated bushing is equipped with breather cheek valve far from the side of inner casing, and corrugated bushing is equipped with one-way exhaust valve close to the side of inner casing;The shell is fixed on the upper surface of corrugated bushing and covers inner casing, and multiple through-holes are provided on the shell.Relay of the invention is exclusively used on automobile, which can make relay effectively radiate under the premise of guaranteeing dust-proof, waterproof, and the circuit of relay is avoided to burn out.

Description

A kind of relay
Technical field
The invention belongs to electronic control device technical field more particularly to a kind of relays.
Background technique
Relay is a kind of electric control device, is when the variation of input quantity reaches prescribed requirement, in electrical output circuit In make controlled volume that a kind of electric appliance of scheduled Spline smoothing occur.It has control system (also known as input circuit) and by control Interactive relationship between system (also known as output loop).It is usually applied in automation control circuit, it is actually with small electricity Flow away one kind " automatic switch " of control high current running.Therefore play automatic adjustment, safeguard protection, conversion circuit in circuit etc. Effect.
Existing relay generally comprises shell, bottom plate and relay main body structure three parts, relay main body structure peace On bottom plate, shell is fixed on bottom plate, and shell is by relay main body sealing structure.Relay can be generated in the process of work Heat, since shell is by relay main body sealing structure, the heat generated in the course of work can not distribute in time, be easy Relay is caused to burn out.In order to solve the problems, such as heat dissipation, some relays have specially opened up stomata on the shell, it is ensured that heat It sheds in time.But some relays can work under environment more rugged environment, such as relay used in automobile, it should Class relay switching bearing power is big, and the place such as headlight, lampet, turn signal, taillight, loudspeaker of automobile uses automobile relay Device, opens up stomata on the shell, and extraneous dust, gas, water etc. can be transferred through influencing relay inside stomata air inlet relay Normal work, have significant impact to the safety traffic of automobile.
Summary of the invention
The purpose of the present invention is providing a kind of relay, which is exclusively used on automobile, guarantee relay it is dust-proof, Relay can be made effectively to radiate under the premise of waterproof, the circuit of relay is avoided to burn out.
In order to achieve the above object, base case of the invention are as follows: a kind of relay, including bottom plate, shell, be fixed on Relay main body structure on bottom plate and the inner casing for sealed relay main structure, inner casing are fixedly mounted on bottom plate;Institute The side wall of inner casing lower part is stated equipped with the supporting plate around inner casing, supporting plate is equipped with the corrugated bushing of annular;The corrugated bushing is remote Side from inner casing is equipped with breather cheek valve, and corrugated bushing is equipped with one-way exhaust valve close to the side of inner casing;The shell is fixed Corrugated bushing upper surface and inner casing is covered, multiple through-holes are provided on the shell.
The working principle of this base case is: the relay is mounted on automobile, automobile in the process of moving, due to The reasons such as road unevenness are often jolted.The shell of relay is connect with corrugated bushing, and corrugated bushing is flexible article, Applying active force to corrugated bushing can make corrugated bushing flexible up and down.When driving, relay is relatively fixed for automobile balance, in shell Gravity under, corrugated bushing is compressed.When automobile jolts, the shell of relay can vertical tremor therewith.Shell When moving upwards, shell pulls corrugated bushing stretching, extension, and the volume of corrugated bushing becomes larger, and the air pressure inside of corrugated bushing is reduced, this When breather cheek valve open, extraneous gas entered in corrugated bushing by breather cheek valve.When shell moves downward, shell pair Corrugated bushing applies active force, compresses to corrugated bushing, and the air pressure inside of corrugated bushing increases at this time, at this time one-way exhaust Valve is opened, and gas is discharged by unidirectional air inlet and exhaust valve in corrugated bushing, and the gas of discharge can be blown on the inner casing of relay.
The beneficial effect of this base case is: setting inner casing, shell, inner casing, can by relay main body sealing structure It prevents extraneous dust, moisture etc. from entering the inside of relay, influences the normal work of relay;And the setting of shell is in addition to right Relay plays the role of outside a reinforcement protection, moreover it is possible to accelerate the heat dissipation of relay.Shell is driven when using automobile bumpiness It moves up and down, shell keeps corrugated bushing flexible, and in this process, extraneous gas is able to enter in corrugated bushing, and ripple Gas in casing can be blown on the shell of relay, accelerate the flowing of gas, take away the heat generated when relay work, Relay is avoided to be burned.
Further, the position of the shell and corrugated bushing contact is equipped with rubber pad.As automobile jolts, relay Shell also can vertical tremor, the setting of rubber pad effectively buffered the impact force being subject to when shell moves downward, avoided shell It is damaged.
Further, the outer surface of the inner casing is provided with multiple tracks wind guide tank.The gas flowed out from corrugated bushing can be blown to The setting on the surface of inner casing, wind guide tank can be such that gas flows along wind guide tank, and gas is made to take away more heat in flow process Amount.
Further, multiple blades are fixed on the inner wall of the shell.On the shell during lower vibration, blade also with Back and forth movement, in this process, blade drive gas flowing, accelerate the heat dissipation of relay.
Further, the outer surface of the inner casing is equipped with the card slot engaged with supporting plate;The supporting plate include two substrates, two One end of substrate is hinged, and the other end is detachably connected.Supporting plate is made of two substrates, and one end of two substrates is hinged, the other end It is detachably connected, supporting plate can be opened, is closed.According to actual needs, shell can be installed or removed, when needing shell When dismantling from relay, supporting plate is opened, supporting plate is made to be detached from card slot, it is very convenient.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of relay embodiment of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: relay main body structure 1, bottom plate 2, inner casing 3, wind guide tank 31, shell 4, through-hole 41, blade 42, supporting plate 5, corrugated bushing 6, rubber pad 7.
As shown in Figure 1, a kind of relay, successively includes shell 4, inner casing 3, relay main body structure 1 and bottom from top to bottom Plate 2,1 structure of relay main body knot are fixedly mounted on a base plate 2;The fixation of inner casing 3 is on a base plate 2 and close by relay main body structure 1 Envelope, under the action of inner casing 3, extraneous dust, moisture etc. not can enter inside relay.It is opened on the side wall of 3 lower part of inner casing There is card slot, engaging has supporting plate 5 on card slot, and supporting plate 5 is looped around the outer surface of inner casing 3.The supporting plate 5 is made of two substrates, and two One end of substrate is hinged, and for the other end by the connection such as bolt, screw, supporting plate 5 can be with open or close, according to actual needs, can Supporting plate 5 is installed or removed.Supporting plate 5 is equipped with the corrugated bushing 6 of annular, which is arranged around inner casing 3. Corrugated bushing 6 is equipped with breather cheek valve far from the side of inner casing 3, and when the air pressure in corrugated bushing 6 is reduced, breather cheek valve is beaten It opens, extraneous gas can add in corrugated bushing 6;Corrugated bushing 6 is equipped with one-way exhaust valve, wave close to the side of inner casing 3 When air pressure in line casing 6 increases, one-way exhaust valve is opened, and the gas in corrugated bushing 6 can be transferred to the external world, is blown in inner casing 3 surface.Shell 4 is fixed on the upper surface of corrugated bushing 6 and covers inner casing 3, multiple through-holes 41 is offered on shell 4, just In the flowing of gas;Multiple blades 42 are further fixed on the inner wall of shell 4.During 4 vertical tremor of shell, blade 42 Also back and forth movement therewith, during this, blade 42 drives gas flowing, accelerates the heat dissipation of relay.In 6 shell of corrugated bushing 4 and corrugated bushing 6 contact position be equipped with rubber pad 7, the setting of rubber pad 7 facilitate when bumper housings 4 move downward by Impact force, avoid shell 4 from being damaged.The outer surface of inner casing 3 is provided with multiple tracks wind guide tank 31.It is flowed out from corrugated bushing 6 Gas can blow to the surface of inner casing 3, and the setting of wind guide tank 31 can be such that gas flows along wind guide tank 31, flow gas More heats are taken away in the process.
The relay is mounted on automobile, automobile in the process of moving, is often sent out due to road unevenness etc. Life is jolted.When driving, relay is relatively fixed for automobile balance, and under the gravity of shell 4, corrugated bushing 6 is compressed.Work as vapour When vehicle jolts, the shell 4 of relay understands vertical tremor therewith.When shell 4 moves upwards, shell 4 pulls corrugated bushing 6 to stretch Exhibition, the volume of corrugated bushing 6 become larger, and the air pressure inside of corrugated bushing 6 is reduced, and breather cheek valve is opened, and extraneous gas passes through Breather cheek valve enters in corrugated bushing 6.When shell 4 moves downward, shell 4 applies active force to corrugated bushing 6, to radiation fins Pipe 6 is compressed, and the air pressure inside of corrugated bushing 6 increases, and one-way exhaust valve is opened, and the gas in corrugated bushing 6 passes through unidirectional Air inlet and exhaust valve discharge, the gas of discharge can be blown on the inner casing 3 of relay, take away the heat that relay work generates.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification The records such as specific embodiment can be used for explaining the content of claim.

Claims (3)

1. a kind of relay, which is characterized in that including bottom plate, shell, the relay main body structure being fixed on bottom plate and be used for The inner casing of sealed relay main structure, inner casing are fixedly mounted on bottom plate;The side wall of the inner casing lower part is equipped with around interior The supporting plate of shell, supporting plate are equipped with the corrugated bushing of annular;The corrugated bushing is equipped with breather cheek valve, wave far from the side of inner casing Line casing is equipped with one-way exhaust valve close to the side of inner casing;The shell is fixed on the upper surface of corrugated bushing and covers inner casing It covers, is provided with multiple through-holes on the shell;The outer surface of the inner casing is provided with multiple tracks wind guide tank;It is fixed on the inner wall of the shell There are multiple blades.
2. a kind of relay as described in claim 1, which is characterized in that the position of the shell and corrugated bushing contact is equipped with Rubber pad.
3. a kind of relay as described in claim 1, which is characterized in that the outer surface of the inner casing is equipped with to be engaged with supporting plate Card slot;The supporting plate includes two substrates, and one end of two substrates is hinged, and the other end is detachably connected.
CN201710633395.2A 2017-07-28 2017-07-28 A kind of relay Active CN107275154B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710633395.2A CN107275154B (en) 2017-07-28 2017-07-28 A kind of relay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710633395.2A CN107275154B (en) 2017-07-28 2017-07-28 A kind of relay

Publications (2)

Publication Number Publication Date
CN107275154A CN107275154A (en) 2017-10-20
CN107275154B true CN107275154B (en) 2019-09-17

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107230583B (en) * 2017-07-28 2019-09-17 贵州鑫阳科技股份有限公司 Easy-to-dismount relay
CN113345763B (en) * 2021-08-05 2021-11-02 深圳市森皓伟业制冷设备有限公司 Relay protection device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204946811U (en) * 2015-08-31 2016-01-06 深圳市比亚迪锂电池有限公司 Relay
CN205645684U (en) * 2016-05-30 2016-10-12 江苏正启电气有限公司 Novel relay housing body
CN205789721U (en) * 2016-06-23 2016-12-07 捷硕(长泰)电力电子有限公司 A kind of protecting box for relay
CN206040529U (en) * 2016-08-30 2017-03-22 砀山万佳联众电子有限公司 Relay dust keeper
CN207009371U (en) * 2017-07-28 2018-02-13 贵州鑫阳科技股份有限公司 A kind of relay

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204946811U (en) * 2015-08-31 2016-01-06 深圳市比亚迪锂电池有限公司 Relay
CN205645684U (en) * 2016-05-30 2016-10-12 江苏正启电气有限公司 Novel relay housing body
CN205789721U (en) * 2016-06-23 2016-12-07 捷硕(长泰)电力电子有限公司 A kind of protecting box for relay
CN206040529U (en) * 2016-08-30 2017-03-22 砀山万佳联众电子有限公司 Relay dust keeper
CN207009371U (en) * 2017-07-28 2018-02-13 贵州鑫阳科技股份有限公司 A kind of relay

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Publication number Publication date
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Effective date of registration: 20200628

Address after: No.7, Datong South Road, Datong Town, Qijiang District, Chongqing

Patentee after: Chongqing energy investment Songzao Power Distribution Co., Ltd

Address before: 563204, Guizhou Province, Zunyi province Tongzi County Town Industrial Park

Patentee before: GUIZHOU XINYANG TECHNOLOGY Co.,Ltd.