CN203523179U - Anti-explosion shell - Google Patents

Anti-explosion shell Download PDF

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Publication number
CN203523179U
CN203523179U CN201320687271.XU CN201320687271U CN203523179U CN 203523179 U CN203523179 U CN 203523179U CN 201320687271 U CN201320687271 U CN 201320687271U CN 203523179 U CN203523179 U CN 203523179U
Authority
CN
China
Prior art keywords
explosion
chamber
proof
cavity
housing inner
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.)
Expired - Fee Related
Application number
CN201320687271.XU
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Chinese (zh)
Inventor
丁道勇
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201320687271.XU priority Critical patent/CN203523179U/en
Application granted granted Critical
Publication of CN203523179U publication Critical patent/CN203523179U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an anti-explosion shell. The anti-explosion shell comprises a housing provided with a housing inner cavity. Electrical elements are arranged in the housing inner cavity. An explosive-proof cavity is arranged in the housing inner cavity. The inner wall of the explosive-proof cavity is provided with a pressure release channel. The pressure release channel is communicated with the explosive-proof cavity and the housing inner cavity. The pressure release channel comprises a support, an arc extinguishing and fire extinguishing cavity arranged on the support, a movable bar which is communicated with the outlet of the arc extinguishing and fire extinguishing cavity, and a top cover arranged on the top portion of the movable bar, wherein the movable bar is provided with a buffer spring, one end of the buffer spring is pressed against the top cover, and the other end of the buffer spring is pressed against the outer wall of the arc extinguishing and fire extinguishing cavity, the movable bar and the top cover are arranged in the explosive-proof cavity, the support is arranged in the housing inner cavity, and the arc extinguishing and fire extinguishing cavity is arranged in the inner wall of the explosive-proof cavity. According to the utility model, advantages of simple structure, good overall anti-explosion performance, good utilization stability, good safety and reliable utilization can be realized.

Description

Explosion-resistant enclosure
Technical field
The utility model belongs to electric equipment protection field, is specifically related to a kind of explosion-resistant enclosure.
Background technology
The electric equipment of prior art is generally comprised of shell and inner electric elements, yet the electric equipment of prior art in use, be easier to produce spark and electric arc, the possibility that its existence is blasted, but because the electric equipment of prior art is not generally provided with blast resistance construction, so its explosion-proof performance is poor, and the intensity of its shell is also inadequate, affected to a certain extent its stability in use and fail safe, practicality is poor.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, uses the reliable explosion-resistant enclosure of stability and safety.
The technical scheme that realizes the utility model object is a kind of explosion-resistant enclosure, comprise the housing that is provided with housing inner chamber, in housing inner chamber, be provided with electric component, in described housing inner chamber, be provided with explosion-proof chamber, on described explosion-proof chamber inwall, be provided with pressure relief channels, described pressure relief channels is communicated with described explosion-proof chamber and housing inner chamber, described pressure relief channels comprises bearing, be arranged on the arc extinguishing fire extinguishing chamber on described bearing, the motion bar being connected with the outlet in described arc extinguishing fire extinguishing chamber, be arranged on the top cover at described motion bar top, on described motion bar, be provided with buffer spring, one end of described buffer spring is connected on described top cover, the other end is connected on the outer wall in described arc extinguishing fire extinguishing chamber, described motion bar and top cover are arranged in described explosion-proof chamber, described bearing is arranged in described housing inner chamber, described arc extinguishing fire extinguishing chamber is arranged in the inwall of described explosion-proof chamber.
In described arc extinguishing fire extinguishing chamber, be provided with spark-extinguishing porcelain grain, in described explosion-proof chamber, be provided with expansion air pressure absorbed layer.
Between described motion bar and described top cover, be provided with cushion.
Described housing is the explosion-proof casing that is provided with antiseptic silicon fluoride coating.
The utlity model has positive effect: of the present utility model simple in structure, its integrated explosion proof system performance is good, and its stability in use is good, safe, and use reliable.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below, wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
(embodiment 1)
Fig. 1 has shown a kind of embodiment of the present utility model, wherein Fig. 1.
See Fig. 1, a kind of explosion-resistant enclosure, comprise the housing 2 that is provided with housing inner chamber 1, in housing inner chamber 1, be provided with electric component, in described housing inner chamber 1, be provided with explosion-proof chamber 3, on described explosion-proof chamber 3 inwalls, be provided with pressure relief channels 4, described pressure relief channels 4 is communicated with described explosion-proof chamber 3 and housing inner chamber 1, described pressure relief channels 4 comprises bearing 41, be arranged on the arc extinguishing fire extinguishing chamber 42 on described bearing 41, the motion bar 43 being connected with the outlet in described arc extinguishing fire extinguishing chamber 42, be arranged on the top cover 44 at described motion bar 43 tops, on described motion bar 43, be provided with buffer spring 45, one end of described buffer spring 45 is connected on described top cover 44, the other end is connected on the outer wall in described arc extinguishing fire extinguishing chamber 43, described motion bar 43 and top cover 44 are arranged in described explosion-proof chamber 3, described bearing 41 is arranged in described housing inner chamber 1, described arc extinguishing fire extinguishing chamber 42 is arranged in the inwall of described explosion-proof chamber 3.
In described arc extinguishing fire extinguishing chamber 42, be provided with spark-extinguishing porcelain grain 421, in described explosion-proof chamber 3, be provided with expansion air pressure absorbed layer 31.
Between described motion bar 43 and described top cover 44, be provided with cushion 46.
Described housing 2 is for being provided with the explosion-proof casing of antiseptic silicon fluoride coating.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.

Claims (4)

1. an explosion-resistant enclosure, comprise the housing that is provided with housing inner chamber, in housing inner chamber, be provided with electric component, it is characterized in that: in described housing inner chamber, be provided with explosion-proof chamber, on described explosion-proof chamber inwall, be provided with pressure relief channels, described pressure relief channels is communicated with described explosion-proof chamber and housing inner chamber, described pressure relief channels comprises bearing, be arranged on the arc extinguishing fire extinguishing chamber on described bearing, the motion bar being connected with the outlet in described arc extinguishing fire extinguishing chamber, be arranged on the top cover at described motion bar top, on described motion bar, be provided with buffer spring, one end of described buffer spring is connected on described top cover, the other end is connected on the outer wall in described arc extinguishing fire extinguishing chamber, described motion bar and top cover are arranged in described explosion-proof chamber, described bearing is arranged in described housing inner chamber, described arc extinguishing fire extinguishing chamber is arranged in the inwall of described explosion-proof chamber.
2. explosion-resistant enclosure according to claim 1, is characterized in that: in described arc extinguishing fire extinguishing chamber, be provided with spark-extinguishing porcelain grain, be provided with expansion air pressure absorbed layer in described explosion-proof chamber.
3. explosion-resistant enclosure according to claim 2, is characterized in that: between described motion bar and described top cover, be provided with cushion.
4. explosion-resistant enclosure according to claim 3, is characterized in that: described housing is the explosion-proof casing that is provided with antiseptic silicon fluoride coating.
CN201320687271.XU 2013-10-29 2013-10-29 Anti-explosion shell Expired - Fee Related CN203523179U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320687271.XU CN203523179U (en) 2013-10-29 2013-10-29 Anti-explosion shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320687271.XU CN203523179U (en) 2013-10-29 2013-10-29 Anti-explosion shell

Publications (1)

Publication Number Publication Date
CN203523179U true CN203523179U (en) 2014-04-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320687271.XU Expired - Fee Related CN203523179U (en) 2013-10-29 2013-10-29 Anti-explosion shell

Country Status (1)

Country Link
CN (1) CN203523179U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107170556A (en) * 2017-07-01 2017-09-15 合肥东玖电气有限公司 A kind of explosion-proof transformer
CN110439330A (en) * 2019-08-08 2019-11-12 温州市工业设计院 A kind of building Explosion-proof Design structure
CN110809842A (en) * 2017-06-01 2020-02-18 R.施塔尔开关设备有限责任公司 Explosion-proof shell with internal pressure relief piece

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110809842A (en) * 2017-06-01 2020-02-18 R.施塔尔开关设备有限责任公司 Explosion-proof shell with internal pressure relief piece
CN110809842B (en) * 2017-06-01 2022-03-29 R.施塔尔开关设备有限责任公司 Explosion-proof shell with internal pressure relief piece
CN107170556A (en) * 2017-07-01 2017-09-15 合肥东玖电气有限公司 A kind of explosion-proof transformer
CN110439330A (en) * 2019-08-08 2019-11-12 温州市工业设计院 A kind of building Explosion-proof Design structure

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140402

Termination date: 20141029

EXPY Termination of patent right or utility model