CN109660110A - A kind of explosion-proof waterproof electronic box - Google Patents

A kind of explosion-proof waterproof electronic box Download PDF

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Publication number
CN109660110A
CN109660110A CN201811551022.1A CN201811551022A CN109660110A CN 109660110 A CN109660110 A CN 109660110A CN 201811551022 A CN201811551022 A CN 201811551022A CN 109660110 A CN109660110 A CN 109660110A
Authority
CN
China
Prior art keywords
waterproof
electronic box
explosion
proof
interface
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.)
Withdrawn
Application number
CN201811551022.1A
Other languages
Chinese (zh)
Inventor
曾海波
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.)
Small Ear (guangdong) Electronic Polytron Technologies Inc
Original Assignee
Small Ear (guangdong) Electronic Polytron Technologies Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Small Ear (guangdong) Electronic Polytron Technologies Inc filed Critical Small Ear (guangdong) Electronic Polytron Technologies Inc
Priority to CN201811551022.1A priority Critical patent/CN109660110A/en
Publication of CN109660110A publication Critical patent/CN109660110A/en
Priority to CN201922084529.7U priority patent/CN211655977U/en
Priority to CN201911186183.XA priority patent/CN110677016A/en
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/04—Metal casings
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/06—Hermetically-sealed casings
    • H05K5/069—Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The present invention relates to a kind of explosion-proof waterproof electronic boxs, including the electronic box shell with inner cavity, the material of the electronic box shell is metal material, the most thin-walled thickness at least 6.0mm of the electronic box shell, at least two wiring interfaces are provided on the electronic box shell, the wiring interface is provided with waterproof connector on the wiring interface for connecting with a conducting wire, the waterproof connector is used to the conducting wire fixing seal being set to the wiring interface, is provided with sealing waterproof part on the waterproof connector.The explosion-proof waterproof electronic box is realized by sealing waterproof part to electronic box housing seal waterproof, so that the waterproofing grade of the electric box structure reaches IP68；The service life of electrical equipment, the use for the person of being convenient to use, so that the electronic box of the structure be allowed to have the function of waterproof anti-explosion, are also extended so that the explosion-proof criteria of the electric box structure reaches the requirement of Exellc T6 Gb by electronic box shell most thin-walled thickness at least 6.0mm.

Description

A kind of explosion-proof waterproof electronic box
Technical field
The present invention relates to the explosion-proof waterproof technique fields of electronic box, and in particular, to a kind of explosion-proof waterproof electronic box.
Background technique
Power supply is to provide the device of power, also referred to as power supply unit to electronic equipment, it is supplied to electronic equipment and electronics The power supply conversion equipment of electric appliance.In the environment ratio such as some special occasions, such as oil field place, underwater place, chemical industry place Compared with power supply is used under mal-condition, the requirement to the electronic box of power supply is relatively high to need power supply electronic box to have the function of explosion-proof waterproof, Power supply electronic box is mainly used for electronic equipment connection, installation or control etc..
Traditional power supply electronic box does not have waterproof anti-explosion function, to be easy to appear due to electronic box leak or by outer Electrical equipment damages caused by portion's impact, shortens the service life of electrical equipment, reduces work while increasing cost Efficiency is made troubles to the use of user, and the explosion of electronic box will cause the destruction to electronic box surrounding enviroment, can seriously make At the generation of safety accident.
Therefore, need to provide it is a kind of by explosion-proof waterproof electronic box, so as to solve the deficiencies in the prior art.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of explosion-proof waterproof electronic box, the explosion-proof waterproof electronic boxs.
Technical scheme is as follows:
A kind of explosion-proof waterproof electronic box, including the electronic box shell with inner cavity, the material of the electronic box shell is metal material, The most thin-walled thickness at least 6.0mm of the electronic box shell is provided at least two wiring interfaces on the electronic box shell；
The wiring interface is used to connect with a conducting wire, is provided with waterproof connector on the wiring interface,
The waterproof connector is used to the conducting wire fixing seal being set to the wiring interface, on the waterproof connector It is provided with sealing waterproof part.
Preferably, the material of the electronic box shell is aluminium, and two wiring interfaces are located at the two of electronic box shell End setting.
Preferably, the both ends of the electronic box shell are respectively set there are two the wiring interface.
Preferably, the electronic box shell includes that lower case and lid close the upper housing in the lower case；The lower case On offer connection blind hole, corresponding to the first connection through-hole is offered on the upper housing, a fastener passes through described first and connects Hole is connected to be inserted into the connection blind hole so that the upper housing to be set in the lower case.
Preferably, be provided with sealing ring between the upper housing and the lower case, the sealing ring be on offer with The first connection through-hole corresponding second connects through-hole.
Preferably, be additionally provided with O-ring seal between the fastener and the upper housing top end face, the fastener with Washer is provided between the upper housing bottom face.
Preferably, the wiring interface and the lower case are set on the interface of the wiring interface in integral structure It is equipped with circular platform type step, the interface of the wiring interface is divided into first interface and second interface by the circular platform type step.
Preferably, the sealing waterproof part include the first waterproof apron, the second waterproof apron and waterproof plug, described first Waterproof apron both ends are in the end face of circular platform type.
Preferably, the waterproof connector further includes that the joint housing with inner cavity, nut and lid are closed in the connector shell The connector end cap being threadedly coupled on body and with the joint housing is provided with ring-shaped step in the inner cavity of the joint housing, institute It states ring-shaped step and the cavity of the joint housing is divided into the first cavity and the second cavity.
Preferably, one end rotary table end face of first waterproof apron and the step end face interference of the circular platform type step are matched Close and abut, the first waterproof apron rotary table end face of the other end abutted with first cavity end face interference fit with will described in First waterproof apron is fixedly installed in the joint housing.
Preferably, the bottom face of second waterproof apron abuts with the end face of the ring-shaped step and is arranged in described In two cavitys, the outside wall surface of second waterproof apron is abutted with the inner wall of the nut nut socket to be set to In the outside wall surface of second waterproof apron, the inner wall of also described second cavity of the outside wall surface of described nut one end is abutted to incite somebody to action The nut and second waterproof apron are fixedly installed in the wiring shell.
Preferably, second waterproof apron water proof ring in T shape.
Preferably, the internal diameter of the first interface, the internal diameter of first waterproof apron, the ring-shaped step internal diameter and The inner diameter size of second waterproof apron is all the same.
Preferably, blocking has the rubber plug to match with the waterproof connector cavity in the cavity of the waterproof connector.
The invention has the benefit that compared with prior art, the explosion-proof waterproof electronic box is by electronic box shell and connecing The sealing waterproof part being arranged in the waterproof connector of line interface is realized to electronic box housing seal waterproof, so that the electric box structure is anti- Water grade reaches IP68；Electronic box shell and electronic box shell most thin-walled thickness at least 6.0mm also are manufactured by using metal material, is made The explosion-proof criteria for obtaining the electric box structure reaches the requirement of Ex e llc T6 Gb.The structure of the electronic box has the function of waterproof anti-explosion, So as to avoid it is existing due to electronic box leak or by external impact caused by electrical equipment damage, extend electrical equipment Service life, improved work efficiency while reducing cost, the use for the person of being convenient to use.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of explosion-proof waterproof electronic box of the present invention.
Fig. 2 is the exploded view of Fig. 1 of the present invention.
Fig. 3 is the structural schematic diagram of explosion-proof another angle of waterproof electronic box of the present invention.
Fig. 4 is the cross-sectional view of explosion-proof waterproof electronic box of the present invention.
Fig. 5 is the enlarged drawing at Fig. 4 A of the present invention.
Fig. 6 is the structural schematic diagram of explosion-proof waterproof electronic box use state of the present invention.
Specific embodiment
In order to which technical solution of the present invention and technical effect is more clearly understood, With reference to embodiment to this Invention is described further.It should be understood that specific embodiment described herein is not used to limit for explaining only the invention The fixed present invention.
It should be noted that it can be directly another when element is referred to as " be set to or be fixed on " another element On a element or there may also be elements placed in the middle.When an element is considered as " connection " another element, it be can be It is directly connected to another element or may be simultaneously present centering elements.Term as used herein " vertically ", " level ", "left", "right", "upper", "lower" and similar statement for illustrative purposes only, be not offered as being uniquely to implement Mode.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more Any and all combinations of relevant listed item.
Referring to Fig.1 and 2, explosion-proof waterproof electronic box of the invention, which can be used for electrical in the environment such as oil field, underwater The connection of equipment, the explosion-proof waterproof electronic box include the electronic box shell 100 with inner cavity, are provided at least two on electronic box shell 100 A wiring interface 110 is provided with waterproof connector 200 on wiring interface 110.Wherein, two wiring interfaces 110 are located at electronic box The both ends of shell 100 are arranged.In the present embodiment, the both ends of electronic box shell 100 are respectively set there are two wiring interface 110.
The explosion-proof waterproof electronic box is increased safety structure, wherein electronic box shell 100 is made by metal material, electronic box shell The material of body 100 is preferably aluminium, the most thin-walled thickness at least 6.0mm of electronic box shell 100.
Referring to figure 2., electronic box shell 100 includes that lower case 120 and lid close the upper housing 130 in lower case 120.Specifically Ground offers connection blind hole 121 in lower case 120, corresponding to offering the first connection through-hole 131, a fastening on upper housing 130 Part 101 passes through in the first connection insertion connection blind hole 121 of through-hole 131 so that upper housing 130 to be set in lower case 120.Connection Blind hole 121 is identical as the first connection quantity of through-hole 131, can be multiple.In the present embodiment, fastener 101 is preferably spiral shell Silk.
Referring to figure 2., be provided with sealing ring 140 between upper housing 130 and lower case 120, sealing ring 140 be on offer Second connection through-hole 141 corresponding with the first connection through-hole 131, sealing ring 140 is for sealing water-proof function.Wherein, fastener O-ring seal 102 is additionally provided between 101 and 130 top end face of upper housing, O-ring seal 102 is for sealing；Fastener 101 with Washer 103 is provided between 130 bottom face of upper housing, washer 103 is preferably O-shaped plastic washers, and the master of washer 103, which has, to let out Leakage, waterproof, vibration damping, reduce abrasion etc. functions.
Referring to figure 2., wiring interface 110 and lower case 120 are set on the interface of wiring interface 110 in integral structure It is equipped with circular platform type step 111, the interface of wiring interface 110 is divided into first interface 112 and second interface by circular platform type step 111 113.Wherein, first interface 112 and second interface 113 are in cylindrical type shape.
There is the cavity for accommodating a conducting wire, waterproof connector 200 includes the joint housing with inner cavity on waterproof connector 200 210 and the first waterproof apron 220, the second waterproof apron 230 and the nut 240 that are built in joint housing 210, waterproof connector 200 further include connector end cap 250 of the lid conjunction in joint housing 210 and nut 240.
It is threadedly coupled for waterproof port to be fixedly installed on second interface 113 and connect with Fig. 4, joint housing 210 referring to figure 2. On line interface 110, joint housing 210 and wiring interface are additionally provided with waterproof plug 260 between 110 end face.
Referring to figure 2. to Fig. 5, it is provided with ring-shaped step 211 in the inner cavity of joint housing 210, ring-shaped step 211 is by connector The cavity of shell 210 is divided into the first cavity 212 and the second cavity 213, and the first waterproof apron 220 is placed in the first cavity 212 And the outside wall surface of the first waterproof apron 220 is abutted with the inner wall of the first cavity 212；Second waterproof apron 230 and nut 240 It is arranged in the second cavity 213, the bottom face of the second waterproof apron 230 is abutted with the end face of ring-shaped step 211, the second marine glue The outside wall surface of circle 230 is abutted with the inner wall of nut 240 nut 240 to be socketed to the outer wall for being set to the second waterproof apron 230 On face, the outside wall surface of 240 one end of nut is also abutted with the inner wall of the second cavity 213 with by nut 240 and the second waterproof apron 230 are fixedly installed in the second cavity 213.
Referring to figure 5., the both ends of the first waterproof apron 220 are in circular platform type, one end rotary table end face of the first waterproof apron 220 It is abutted with the step end face of circular platform type step 111 interference fit, the 220 rotary table end face of the first waterproof apron of the other end and connector shell 212 end face of the first cavity interference fit of body 210 is abutted so that the first waterproof apron 220 and joint housing 210 are set to second In interface 113.
Referring to figure 5., 112 internal diameter of first interface, 220 internal diameter of the first waterproof apron, 211 internal diameter of ring-shaped step and second are anti- The size of 230 internal diameter of glue circle is all the same.In the present embodiment, conducting wire sequentially passes through first from the inner cavity of electronic box shell 100 and connects Mouthful the 112, first waterproof apron 220, ring-shaped step 211, the second waterproof apron 230 are pierced by from nut 250 exposed is set to electronic box Shell 100 is outer and conducting wire with first interface 112, the first waterproof apron 220, ring-shaped step 211, the second waterproof apron 230 and The interference fit connection of nut 250.
Second waterproof apron 230 water proof ring in T shape.
Fig. 1 is please referred to, the quadrangle of 120 bottom face of lower case has protruded out installation link block 122, installed on link block 122 Mounting hole 123 is offered, installation link block 122 is convenient for the installation of the electronic box.
Fig. 6 is please referred to, when not having conducting wire connection in the cavity of the waterproof connector 200 of the explosion-proof waterproof electronic box, waterproof is connect Blocking has the rubber plug 104 to match with 200 cavity of waterproof connector in first 200 cavity.
The electric box structure is enjoyable by the first waterproof apron 220 and the rotary table inner wall of the second interface of wiring interface 110 The waterproof plug 260 for being cooperatively connected and being arranged between the end face and joint housing 210 of wiring interface 110 connects the electric box structure Line interface 110 carries out waterproof sealing；By using conducting wire and the connection of the interference fit of waterproof connector 200 and on waterproof connector 200 It is additionally provided with the second waterproof apron 230 and realizes the waterproof connecting to waterproof connector 200 with conducting wire.For the power shell of the electronic box The waterproof of 100 upper-lower casings also uses sealing ring 140, O-ring seal 102 and washer 103 to be sealed waterproof.The electric box structure Water inlet test is carried out by IEC 60529-2013 (10 meters of the IP68 depth of water) standard, by experimental test, the electronic box of the structure is anti- Water grade reaches IP68.
The electronic box of the structure also pass through GB3836.1-2010 " explosive atmosphere part 1: Device-General requirement " and The explosion-proof detection of country of GB3836.3-2010 " explosive atmosphere third portion: the equipment protected by increased safety " e " ", should through detection The electronic box of structure meets explosion-proof mark: the requirement of Ex e llc T6 Gb.
Explosion-proof waterproof electronic box of the invention passes through the sealing that is arranged in the waterproof connector of electronic box shell and wiring interface Waterproof part is realized to electronic box housing seal waterproof, so that the waterproofing grade of the electric box structure reaches IP68；Also by using gold Belong to material manufacture electronic box shell and electronic box shell most thin-walled thickness at least 6.0mm, so that the explosion-proof criteria of the electric box structure reaches The requirement of Ex e llc T6 Gb.The structure of the electronic box has the function of waterproof anti-explosion, so as to avoid existing due to electronic box leak Or damaged by electrical equipment caused by external impact, the service life of electrical equipment is extended, while reducing cost It improves work efficiency, the use for the person of being convenient to use.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist Under the premise of not departing from present inventive concept, architectural form cans be flexible and changeable, can be with derivative series product.It only makes several Simple deduction or replace all shall be regarded as belonging to present invention scope of patent protection determined by the appended claims.

Claims (10)

1. a kind of explosion-proof waterproof electronic box, including the electronic box shell with inner cavity, which is characterized in that
The material of the electronic box shell is metal material, the most thin-walled thickness at least 6.0mm of the electronic box shell, the electronic box shell On be provided at least two wiring interfaces；
The wiring interface is provided with waterproof connector on the wiring interface for connecting with a conducting wire；
The waterproof connector is used to the conducting wire fixing seal being set to the wiring interface, is arranged on the waterproof connector There is sealing waterproof part.
2. explosion-proof waterproof electronic box according to claim 1, which is characterized in that the electronic box shell includes that lower case and lid close Upper housing in the lower case；Connection blind hole is offered in the lower case, corresponding to offering on the upper housing One connection through-hole, a fastener pass through the first connection through-hole and are inserted into the connection blind hole so that the upper housing to be set to In the lower case.
3. explosion-proof waterproof electronic box according to claim 2, which is characterized in that the wiring interface and the lower case are to be in Integral structure, it is provided with circular platform type step on the interface of the wiring interface, the circular platform type step is by the wiring interface Interface be divided into first interface and second interface.
4. explosion-proof waterproof electronic box according to claim 3, which is characterized in that the sealing waterproof part includes the first waterproof Cushion rubber, the second waterproof apron and waterproof plug, first waterproof apron both ends are in the end face of circular platform type.
5. explosion-proof waterproof electronic box according to claim 4, which is characterized in that the waterproof connector further includes having inner cavity The connector end cap that joint housing, nut and lid are closed in the joint housing and be threadedly coupled with the joint housing, it is described Be provided with ring-shaped step in the inner cavity of joint housing, the ring-shaped step by the cavity of the joint housing be divided into the first cavity and Second cavity.
6. explosion-proof waterproof electronic box according to claim 5, which is characterized in that the bottom face of second waterproof apron and institute The end face for stating ring-shaped step abuts and is arranged in second cavity, the outside wall surface of second waterproof apron and the nut Inner wall abut so that nut socket to be set in the outside wall surface of second waterproof apron, described nut one end it is outer The inner wall of also described second cavity of wall surface is abutted so that the nut and second waterproof apron are fixedly installed on described connect In line shell.
7. on explosion-proof waterproof electronic box according to claim 5, which is characterized in that one end rotary table of first waterproof apron The step end face interference fit of end face and the circular platform type step abuts, the first waterproof apron rotary table end face of the other end and First cavity end face interference fit is abutted so that first waterproof apron to be fixedly installed in the joint housing.
8. on explosion-proof waterproof electronic box according to claim 2, which is characterized in that between the upper housing and the lower case Be provided with sealing ring, the sealing ring be on offer the second connection through-hole corresponding with the first connection through-hole.
9. the explosion-proof waterproof electronic box according to claim 2 or 8, which is characterized in that the fastener and the upper housing top It is additionally provided with O-ring seal between end face, is provided with washer between the fastener and the upper housing bottom face.
10. explosion-proof waterproof electronic box according to claim 1, which is characterized in that the material of the electronic box shell is aluminium, institute The both ends for stating electronic box shell are respectively set there are two the wiring interface.
CN201811551022.1A 2018-12-18 2018-12-18 A kind of explosion-proof waterproof electronic box Withdrawn CN109660110A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201811551022.1A CN109660110A (en) 2018-12-18 2018-12-18 A kind of explosion-proof waterproof electronic box
CN201922084529.7U CN211655977U (en) 2018-12-18 2019-11-27 Explosion-proof waterproof electronic box
CN201911186183.XA CN110677016A (en) 2018-12-18 2019-11-27 Explosion-proof waterproof electronic box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811551022.1A CN109660110A (en) 2018-12-18 2018-12-18 A kind of explosion-proof waterproof electronic box

Publications (1)

Publication Number Publication Date
CN109660110A true CN109660110A (en) 2019-04-19

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ID=66114843

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201811551022.1A Withdrawn CN109660110A (en) 2018-12-18 2018-12-18 A kind of explosion-proof waterproof electronic box
CN201911186183.XA Pending CN110677016A (en) 2018-12-18 2019-11-27 Explosion-proof waterproof electronic box
CN201922084529.7U Active CN211655977U (en) 2018-12-18 2019-11-27 Explosion-proof waterproof electronic box

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN201911186183.XA Pending CN110677016A (en) 2018-12-18 2019-11-27 Explosion-proof waterproof electronic box
CN201922084529.7U Active CN211655977U (en) 2018-12-18 2019-11-27 Explosion-proof waterproof electronic box

Country Status (1)

Country Link
CN (3) CN109660110A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109888635A (en) * 2019-03-09 2019-06-14 小耳朵（广东）电子科技股份有限公司 A kind of explosion-proof waterproof electronic box
CN111148380A (en) * 2019-12-31 2020-05-12 苏州安密克精密制造有限公司 Explosion-proof box

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109888635A (en) * 2019-03-09 2019-06-14 小耳朵（广东）电子科技股份有限公司 A kind of explosion-proof waterproof electronic box
CN111148380A (en) * 2019-12-31 2020-05-12 苏州安密克精密制造有限公司 Explosion-proof box

Also Published As

Publication number Publication date
CN110677016A (en) 2020-01-10
CN211655977U (en) 2020-10-09

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WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20190419